WO2022027120A1 - System, method and apparatus to securely integrate an electromagnetic waves transceiver for 5g broadband communication to electric equipment - Google Patents

System, method and apparatus to securely integrate an electromagnetic waves transceiver for 5g broadband communication to electric equipment Download PDF

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Publication number
WO2022027120A1
WO2022027120A1 PCT/BR2021/050332 BR2021050332W WO2022027120A1 WO 2022027120 A1 WO2022027120 A1 WO 2022027120A1 BR 2021050332 W BR2021050332 W BR 2021050332W WO 2022027120 A1 WO2022027120 A1 WO 2022027120A1
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WO
WIPO (PCT)
Prior art keywords
electric equipment
transformer
antenna
component
data communication
Prior art date
Application number
PCT/BR2021/050332
Other languages
French (fr)
Inventor
Allan DE OLIVEIRA VICENTE
Carlos Diether PRINZ
Diogo Fernando HARMEL
Guilherme TREVISANI
Original Assignee
Weg Equipamentos Eletricos S.A.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weg Equipamentos Eletricos S.A. filed Critical Weg Equipamentos Eletricos S.A.
Publication of WO2022027120A1 publication Critical patent/WO2022027120A1/en

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/04Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers

Definitions

  • the present invention is related to the area of data transmission through electric equipment applied in the transmission and distribution of electric energy and, more specifically, the invention is related to a system, a method and an apparatus which are implemented so as to guarantee the traffic of information safely through ultra-fast networks (fifth generation - 5G) using electric equipment as base radio stations for communication with the central control station.
  • Data transmission is typically made via radio waves, wherein an emitting station broadcasts data over a frequency and the radio waves are ultimately received at a receiving station.
  • the transmission from an emitting station to a receiver station is commonly made via an intermediate radio base station which acts as a transceiver.
  • a data broadcasting system may comprise multiple emitting, base and receiving stations.
  • the current roadmap for the implementation of the 5G ultrafast network aims to meet the fusion of different technologies for data communication to provide a more integrated solution for different types of applications.
  • the ultra-fast 5G network tends to reduce the use of current communication technologies (wi-fi, bluetooth, 4G, etc.) and concentrate the means of this communication in a single technological solution.
  • the frequency spectrum of the 5G network is basically divided into millimeter waves, medium band and low band.
  • Millimeter waves have extremely high frequencies, from 24 GHz up to 72 GHz, which offer a faster wave propagation speed with downloadable data transfer rates in the order of 1GB to 2GB per second.
  • millimeter waves also have with limited range depending on the difficulties to overcome obstacles such as walls and windows. In other words, internal coverage is limited.
  • the middle band has median frequencies, from 2.4 GHz to 4.2 GHz, with downloadable data transfer rates in the range of 100 MB to 400 MB.
  • the ultrafast 5G network was developed to meet 3 benchmarks: minimum speed of 1 Gbit/s, latency of less than 1ms and capacity for a density of 1 million devices per km 2 .
  • the present disclosure aims to solve these problems by implementing 5G Radio Base Stations with new and existing electric installations.
  • Transformers are widely known electric equipment that chiefly function to raise or reduce the voltage from a power source before it reaches the load.
  • a transformer is basically comprised of a core which electromagnetically couples a primary winding and a secondary winding, with each winding comprising a certain number of loops.
  • the primary winding is connected to a power supply and the secondary winding is connected to the load.
  • the voltage from the power supply is then raised, reduced or even kept the same depending on the type of transformer.
  • a particular application of transformers is in the distribution of power supply from the electric power grid system to consumers’ residences and workplaces.
  • Pole-mounted distribution transformers reduce the voltage from the power grid to final user levels to supply electric energy to the final user (e.g. a consumer’s residence).
  • a prior art transformer has an external and an internal part.
  • the external part is mainly comprised of a main body, also referred to as a tank, a cover, a bottom side and thermal dissipation parts.
  • the cover and the tank can be fitted with accessories and devices that allow the transformer to work, such as primary and secondary bushings, and valves to relieve internal pressure in the tank.
  • the internal part of the transform is comprised mainly of the inside of the tank, a core and primary and secondary windings.
  • the tank is filled with an insulation fluid which surrounds the core and the primary and secondary windings to provide electric insulation.
  • Prior art document WO2018165636 discloses a system for distribution transformer monitoring that includes a transformer fluid tank, a monitoring unit that includes a plurality of sensors, wherein the monitoring unit is coupled to the distribution transformer, and wherein the plurality of sensors comprises a fluid sensor that includes a sensor probe that extends out of the monitoring unit into the transformer fluid tank of the distribution transformer, and a communication unit coupled to the distribution transformer and communicatively coupled to the monitoring unit.
  • the monitoring unit may further comprise a sensor module to receive sensor data from the plurality of sensors, a storage model to store the sensor data in an internal data storage device of the monitoring unit, an analysis module to analyze the sensor data to determine generated data, and communication module to communicate the sensor data or the generated data to a remote computing device.
  • the invention provides an intelligent distribution transformer which can transfer information such as electric quantity of a user and the like to a smart grid according to energy flow analysis of the transformer.
  • the transformer is equipped with a single-chip microprocessor intelligent device, and the intelligent device and the transformer form an electric signal connection through an electric quantity sensor and a status sensor which are arranged on the transformer so as to detect the energy flow and operating status of the transformer, the generated signals are delivered to an intelligent unit for analysis processing to obtain various electric quantity information of the user and the status information of the transformer.
  • Prior art document CN105321692 is related to a data collecting device installed on the transformer body, an intelligent assembly and a communication module, wherein the intelligent assembly and the communication module are connected with the data collecting device and are connected.
  • the intelligent assembly comprises a transformer monitoring main control unit, a comprehensive measuring unit, an oil chromatogram and micro-water monitoring unit, a partial discharge monitoring unit, an iron core grounding current monitoring unit, an acoustic fingerprint monitoring unit, a transformer sleeve insulation monitoring unit and an on-load voltage regulation switch monitoring unit.
  • the data collecting device is installed on the transformer body in a matched mode and transmits collected related data to the intelligent assembly, the intelligent assembly compares the received data with preset data, remotely transmits a comparison result to a dispatching center through the communication module, gives an alarm at the same time and indicates fault causes and fault points, and therefore the dispatching center can maintain the transformer in time to ensure stable operation of a power grid.
  • the prior art documents disclose several types of transformers with intelligent sensors coupled to communication units capable of transmitting data between the transformer and a receiving station. However, this data is limited to information related to the transformer, such as temperature, magnetic flux, and status of the transformer.
  • the prior art is silent on a solution which integrates the electric equipment and a Radio Base Station (RBS) capable of receiving and transmitting 5G data signals to and from other RBS, emitting stations and receiving stations. Particularly, the prior art is silent on a solution which solves all or any of the problems related to the installation of 5G RBS discussed above while taking advantage of the existing infrastructure of the power grid system.
  • RBS Radio Base Station
  • the present invention has application in the urban and rural power distribution lines, industries in general, and electric substations to transmit the 5G communication signal, taking advantage of the existing power grid system.
  • the present invention provides an electric equipment comprising a communication module and an antenna for integration with a data communication network.
  • the electric equipment also acts as an RBS of the data communication network.
  • the communication module, the antenna and the data communication network are 5G technology.
  • a particular but not limiting embodiment of the first aspect of the invention contemplates a transformer.
  • a further aspect of the present invention provides a power distribution system comprising one or more electric equipment, each electric equipment comprising a communication module and an antenna for integration with a data communication network.
  • each electric equipment also acts as an RBS of the data communication network.
  • the communication module, the antenna and the data communication network are 5G technology.
  • a further aspect of the present invention provides one or more electric equipment comprising a communication module for integration with a closed data communication network, such as an internal data network of an industry, wherein the communication module, and the data communication network are preferably 5G technology.
  • a further aspect of the invention provides a method of manufacturing a component of the electric equipment in such a way the component can also act as an antenna of an RBS.
  • a further aspect of the invention provides a method of manufacturing an electric equipment such that one or more of its components can also act as an antenna of an RBS.
  • a further aspect of the invention provides a method for installing a 5G communication module and a 5G antenna in an existing and already installed electric equipment.
  • An advantage of the present invention is the optimization of the spaces currently available for installing 5G network transmitters.
  • a further advantage of the present invention is a reduce visual pollution consequence of decreased need to install Radio Base Station (RBS) in previously free locations.
  • RBS Radio Base Station
  • a further advantage of the present invention is the reduction of the financial and availability impacts for communication companies in relation to acts of vandalism and theft, with RBS integrated with the power grid equipment.
  • a further advantage of the present invention is the cost reduction associated with the additional installation of other communication points.
  • Figure 1 depicts an exemplary prior art transformer.
  • Figure 2 depicts a schematic diagram of an electric equipment according to the first embodiment of the invention.
  • Figure 3 depicts an example transformer according to the first embodiment of the invention.
  • Figure 4 depicts another view of the example transformer according to the first embodiment of the invention.
  • Figure 5 depicts the internal components of the example transformer according to the first embodiment of the invention.
  • Figure 6 depicts an additional example transformer according to the first embodiment of the invention.
  • Figure 7 depicts an additional example transformer according to the first embodiment of the invention.
  • Figure 8 depicts an additional example transformer according to the first embodiment of the invention.
  • Figure 9 depicts an example transformer according to the second embodiment of the invention.
  • Figure 10 depicts a particular possible configuration of the transformer according to Figure 9.
  • Figure 11 depicts an additional example transformer according to the second embodiment of the invention.
  • Figure 12 depicts an additional example transformer according to the second embodiment of the invention.
  • Figure 13 depicts the transformer according to Figure 12 coupled with a communication module.
  • Figure 14 depicts an additional example transformer according to the second embodiment of the invention.
  • Figure 15 depicts a cross-sectional view of the transformer according to Figure 14.
  • Figure 16 depicts an electric power distribution network according to a fourth embodiment of the invention.
  • Figure 17 depicts an example schematic diagram of the electric network and communication network in an industrial plant of the prior art.
  • Figure 18 depicts an example schematic diagram of the electric network and communication network in an industrial plant according to the fifth embodiment of the invention.
  • the present invention is realized by integrating a communication module and an antenna with an electric equipment, wherein the communication module and the antenna are able to transmit and receive data signals in a data communication network, thereby allowing the electric equipment to also act as an RBS of the data communication network.
  • the electric equipment may be a transformer.
  • the electric equipment may be a transformer.
  • embodiments of the present invention will be described in the example of the electric equipment being a transformer.
  • the skilled person will appreciate the disclosure to follow can be applied to any electric equipment.
  • a transformer may be directed at low, medium or high voltage applications. This includes, but is not limited to:
  • FIG. 1 depicts an exemplary prior art transformer for reference.
  • a conventional transformer consists of an internal or active part (not shown) immersed in insulating fluid, comprising primary and secondary windings and a core.
  • the conventional transformer also consists of an external part or tank, formed by a main body 901, a cover 902, a bottom 903 and heat dissipating elements 904. Both the cover and the main body can be fitted with accessories and devices that allow the transformer to work, such as primary 905 and secondary 906 bushings, as well as valves to relieve internal pressure in the tank.
  • the conventional transformer is well known in the art and does not require extensive details.
  • a pole-mounted transformer comprises components that may include a core, insulation, windings, tank, cover and a radiator (cooling device).
  • a communication module is integrated with the transformer, the communication module comprising electronic components that may include a transceiver, a processor, a memory and a battery.
  • the communication module is capable of communication with a data communication network, particularly a 5G data communication network.
  • one or more of the components of the transformer has a geometry such that the one or more one or more of the components of the transformer also acts as an antenna for the communication module. This results in an electric transformer that is also an RBS for the data communication network.
  • the transformer is able to both distribute electric power through the electric power network and receive and transmit data communication signals in a data communication network, particularly a 5G data communication network.
  • this embodiment of the present invention provides a transformer integrated with a 5G communication module as seen in the exemplary transformer 100 depicted in Figures 3 and 4, wherein a component of the transformer has a geometry such that the transformer is additionally able to wirelessly communicate with a 5G network.
  • This component of the transformer may include but is not limited to the core, primary or secondary winding, the cooling device (i.e. cooling tubes), the external tank, the voltage taps, primary or secondary bushings, or any other parts of the transformer or combinations thereof.
  • the transformer may be of any type known in the art.
  • the transformer is a pole-mounted transformer, an oil distribution transformer, dry-type transformer or a power transformer.
  • the invention is not thereby limited as the invention is applicable to a myriad transformer types as will be appreciated by the skilled person.
  • the transformer of Figures 3 and 4 is a polemounted transformer.
  • the pole-mounted transformer 100 of Figures 3 and 4 generally comprises a tank 101, cover 102, a bottom 103, cooling tubes 104, primary insulation bushings 105, secondary insulation bushings 106 and support bracket 107.
  • the tank 101 is filled with a insulation fluid, for example, mineral oil, vegetable oil, or other insulation fluid types, to insulate the internal components seen in Figure 5 from each other and from the external parts seen in Figures 3 and 4.
  • a insulation fluid for example, mineral oil, vegetable oil, or other insulation fluid types
  • the internal parts of the transformer are the core 111, primary and secondary windings 112, insulating material 113, connection leads 114 and no-load tap changer 115 (and visible in Figures 2 and 3).
  • the pole-mounted transformer of the present invention preferably comprises at least one antenna profile 108.
  • the antenna profiles 108 are integral parts of the transformer that additionally act to receive and transmit data signals, particularly 5G data signals.
  • the at least one antenna profile 108 comprises distinct structural support, is of a convenient shape and is made of a convenient material in order to receive and transmit data signals, particularly 5G data signals.
  • the antenna profile 108 of Figures 3 and 4 is a cooling tube conveniently shaped and of a convenient material such that it is able to act as an antenna in addition to acting as a conventional cooling tube.
  • the geometry of the antenna profile 108 allows the transformer to also act as an RBS for the 5G data communication network through a metallic geometry that radiates or receives electromagnetic radio waves.
  • the external structure of this geometry is composed of structural carbon steel, preferably SAE J 403 1008/ 15 carbon steel, hot-rolled thin carbon steel sheet.
  • the mechanical structure of this geometry is not restricted to the use of carbon steel SAE J403 1008/15.
  • the antenna profile 108 is shaped similarly to the cooling tubes 104, comprising a hollow structure housing the antenna electronics with the function of mechanical protection of the electronic components that make up the antenna with waterproof resistance for outdoors use.
  • This structure is shaped according to the dimensions of the transformer tank and welded to the side of the tank. The specific conformation radius and geometry dimensions may vary according to the transformer project.
  • the antenna electronics may be conventional antenna electronics known in the art.
  • the antenna electronics may include an electronic circuit with connectors for interfacing with a data module and a power supply.
  • the antenna housed within the antenna profile 108 may be a MIMO, Microstrip, Patch, Monopole or Dipole antenna with varied functionalities, using different high- performance materials.
  • the antenna electronics may be conventionally manufactured from conventional materials.
  • graphene provides high frequency and bandwidth.
  • the materials commonly used for manufacturing 5G antennas are ceramic materials, starting with raw materials like barium carbonate, silicon dioxide, yttrium oxide and others taken in stoichiometric ratios and synthesized using sintering techniques.
  • Other materials include meta-materials for manufacturing MIMO antennas, dielectric substrate materials such as those available from Rogers Corporation, non-metallic substrate materials used in antenna circuits such as Polyphenylene Sulfide (PPS), Polyphenylene Ether (PPE), UV photosensitive liquid resin and electroconductive resin powder as coating materials.
  • PPS Polyphenylene Sulfide
  • PPE Polyphenylene Ether
  • UV photosensitive liquid resin and electroconductive resin powder as coating materials.
  • a compact 5G antenna can be printed on zinc and manganese ferrite substrate material. This provides for compact antennae with high performance and electromagnetic wave propagation efficiency in an extremely compact form factor, making it ideal for confined spaces.
  • the transformer is able to act as an RBS to receive and transmit data communication signals in a data communication network, particularly a 5G data communication network.
  • the side structure of the transformer tank works as an electromagnetic shield, allowing the antenna to work without signal interference that could be caused by the magnetic flux generated in the transformer core. Consequently, this obviates the need for additional magnetic insulation and allows installation of the antenna profile 108 in a working, conventional transformer.
  • the invention is not limited by the configurations and materials used as example above.
  • the antenna profile could be integrated in the primary or secondary bushing, the bottom side or the cover of the transformer.
  • the shape, arrangement and quantity of the antenna profile 108 seen in Figures 3 and 4 are exemplary and not limiting.
  • the skilled person will appreciate there are multiple possible construction options which can achieve the goal of receiving and transmitting data signals, particularly 5G data signals, according to the present invention.
  • the antenna profile 108 may be a single or multiple rod-shaped antenna placed at the cover 102 or at the tank 101’s body.
  • the antenna profile 108 may be selected to fulfill specific needs to a specific practical application without departing from the scope of the present disclosure.
  • the transformer according to the present embodiment of the invention may also comprises an additional side 109 defining a housing 110.
  • the additional side is a secondary bottom side 109 defining the housing 110 with the bottom 103.
  • the exemplary housing 110 depicted in Figures 3 and 4 is optional and not limiting. The skilled person will appreciate there are multiple possible construction options for the housing 110 that do not depart from the scope of the invention.
  • the housing 110 may be defined by an additional lateral side and a lateral side of the tank 101.
  • the skilled person will also appreciate the additional side 109 and the housing 110 may be completely absent.
  • the depiction of the additional side 109 and the housing 110 in Figures 3 and 4 is merely exemplary and should be taken as such.
  • a communication module is additionally coupled to the transformer 100.
  • Such communication module is configured to receive and transmit communication data to and from a data communication network, particularly a 5G data communication network.
  • the communication module is coupled with the antenna profile 108 to communicate with the data communication network, particularly a 5G data communication network. Therefore, the transformer can additionally act as a Radio Base Station (RBS) for the data communication network.
  • RBS Radio Base Station
  • Figure 6 is similar to Figure 3, wherein a communication module 116 is shown in greater detail.
  • the communication module is allocated in the housing 110.
  • the communication module 116 may be coupled at any other part of the transformer or be physically distant from the transformer without departing from the scope of the present disclosure.
  • the housing 110 is located under the bottom side 103 of the transformer 100. Additionally, the lower end of the antenna profile 108 allows access to housing 110 for connection to the communication module 116. [089] Preferably, the antenna profile 108 does not allow passage of the transformer’s oil therethrough. The skilled person will appreciate that this configuration of the antenna profile 108 provides cooling to the transformer via irradiation while also acting as an antenna. This embodiment may also be used, for example and with no limitation, in dry-type transformers.
  • the antenna profile 108 may be connected at its lower end to a lateral side of the transformer 100 instead of the housing 110. This allows passage of oil through the antenna profile 108 and results in an even more efficient cooling of the transformer 100.
  • the antenna circuits may be packed in a watertight housing suitable for immersion in transformer oil and properly fixed inside, with sealed interface. Watertight chambers or other suitable means that allow the achievement of this same purpose may also be used.
  • a connection such as a cable connection or wireless connection can be made from the antenna profile 108 to the communication module 116 inside the housing 110.
  • a cable may be brought from the housing 110 to a contact such as a plug or a socket in a lower region of the antenna profile 108, the contact being connected to the antenna electronics in the watertight housing within the antenna profile 108. Therefore, the antenna circuits within the antenna profile 108 and the antenna module 116 within the housing 110 may be connected while transformer oil runs through the antenna profile 108.
  • the communication module 116 may be a conventional communication module known in the art.
  • the communication module 116 may comprise an electronic transceiver, a processor, a memory, and a battery.
  • the memory may be a non-transitory memory, a flash drive, a hard disk, or a combination thereof.
  • the communication module may be powered by the transformer itself, with the battery acting as backup power in case of power outage.
  • this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
  • the RBS Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
  • the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
  • the integrated nature of this embodiment makes for easier manufacture since the antenna profile 108 is a variation of a conventional component of the transformer made with the convenient geometry described above.
  • the housing 110 may be a separate casing arranged near or at the transformer 100, without the need of an additional side 109.
  • the antenna profile 108 is not limited to the exemplary shape depicted in Figures 3, 4 and 6.
  • the antenna profile 108 may be of any shape that allows for satisfactory reception and transmission of data communication signals without departing from the scope of the present disclosure.
  • Figures 7 and 8 depict alternative shapes of the antenna profile 108 according to the invention.
  • the antenna profile comprises a structural support similar to the one described in reference to Figures 3 and 4 with the addition of a signal enhancer.
  • the precise shape, size and materials used for this alternative embodiment of the antenna profile are also in function of the transformer size, similarly to the description above regarding Figures 3, 4 and 6.
  • the signal enhancer is shaped in such a way to provide optimized transmission and reception of data communication signals, particularly 5G signals.
  • the signal enhancer is shaped as a cylindrical cross section with its flat side coupled with the overall structure of the antenna profile 109.
  • This preferred shape allows for beam steering technology that uses advanced signal processing algorithms to determine the best path for the signal. This increases efficiency as it reduces interference from unwanted signals.
  • this antenna structure allows for its external installation, with wind resistant characteristics, high ambient temperatures and operation with curved geometries for better propagation of electromagnetic waves.
  • FIG 8 another alternative embodiment of the antenna profile of Figures 3, 4 and 6 is provided.
  • the particular shape of the antenna profile 108 is comprised of straight beams, which are advantageously easier to manufacture.
  • a second embodiment of the invention provides a transformer integrated with a 5G communication module as seen in the exemplary transformer 200 depicted in Figure 9, wherein an antenna module is additionally integrated with the transformer such that the transformer is additionally able to wirelessly communicate with a 5G network.
  • the transformer may be of any type known in the art.
  • the transformer is a pole-mounted transformer, a distribution transformer or a power transformer.
  • the invention is not thereby limited as the invention is applicable to a myriad transformer types as will be appreciated by the skilled person.
  • the transformer of Figure 9 is a pole-mounted transformer.
  • the transformer 200 comprises a tank 201, cover 202, a bottom 203, cooling tubes 204, primary insulation bushings 205, secondary insulation bushings 206, and support bracket 207.
  • the pole-mounted transformer of the present invention preferably comprises at least one antenna module 208.
  • the antenna module 208 is coupled to the transformer and is preferably enclosed in a casing 221 to insulate the antenna module from heat and interference.
  • the at least one antenna module 208 is configured to receive and transmit data signals, particularly 5G data signals.
  • the antenna module 208 may comprise conventional antenna electronics known in the art.
  • the antenna electronics may be the same as the antenna electronics of the antenna profile 108 of the previous embodiment described with reference to Figures 3, 4, 6, 7 and 8.
  • antenna module 208 of Figure 9 is exemplary and not limiting.
  • the skilled person will appreciate the antenna module may be installed in the transformer in many other arrangements without departing from the scope of the invention.
  • the transformer according to the present embodiment of the invention may also comprises an additional side 209 defining a housing 210.
  • the additional side is a secondary bottom 209 defining the housing 210 with the bottom 203.
  • the exemplary housing 210 depicted in Figure 9 is not limiting. The skilled person will appreciate there are multiple possible construction options for the housing 210 that do not depart from the scope of the invention. For example, the housing 210 may be defined by an additional lateral side and a lateral side of the tank 201. The skilled person will also appreciate the additional side 209 and the housing 210 may be completely absent. The depiction of the additional side 209 and the housing 210 in Figure 9 is merely exemplary and should be taken as such.
  • a communication module 216 is additionally coupled to the transformer 200. Such communication module is configured to receive and transmit communication data to and from a data communication network, particularly a 5G data communication network.
  • the communication module 216 is coupled with the antenna module 208 to communicate with the data communication network, particularly a 5G data communication network. Therefore, the transformer can additionally act as a Radio Base Station (RBS) for the data communication network.
  • RBS Radio Base Station
  • the communication module 216 may be a conventional communication module known in the art.
  • the communication module may comprise an electronic transceiver, a processor, a memory, and a battery
  • the memory may be a non-transitory memory, a flash drive, a hard disk, or a combination thereof
  • there may be more than one battery wherein the surplus battery(ies) may be a backup to the main battery
  • the communication module may be powered by the transformer itself, with the battery acting as backup power in case of power outage.
  • the communication module 216 is allocated in a housing 210. However, the skilled person will appreciate the communication module 216 may be coupled at any other part of the transformer without departing from the scope of the present disclosure.
  • the housing 210 may comprise an opening 222 for easier coupling with the antenna module 208.
  • Figure 10 shows an optional configuration of the present embodiment wherein the secondary bottom 209, the housing 210, the casing 211 and the opening 222 are absent.
  • this embodiment of the present invention provides for reduced visual pollution as there is no need for new dedicated RBS spots.
  • the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
  • the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
  • the modular nature of this embodiment provides for easy installation in pre-existing transformers, therefore allowing the pre-existing transformer to act as an RBS in a data communication network, particularly a 5G data communication network, while taking advantage of the existing power grid system.
  • the antenna module 208 is not limited to the exemplary arrangement depicted in Figure 9.
  • the antenna module 208 may be of any shape that allows for satisfactory reception and transmission of data communication signals without departing from the scope of the present disclosure.
  • Figures 11 to 15 depict alternative shapes of the antenna module 208 according to the invention.
  • the antenna module 208 is of a cylindrical shape convenient for receiving and transmitting data signals in a data communication network, particularly a 5G network.
  • the antenna is fixed to the tank 201 of the transforming via openings that are preferably circular, though the openings are not limited thereto.
  • the communication module 216 is arranged in a recess 212 in the curvature of the lateral side of the tank. This arrangement provides a thermically insulated location for the communication module 216, without contact with the insulating oil inside the tank 201.
  • Figure 13 is similar to Figure 12, wherein an exemplary communication module 216 is arranged in recess 212.
  • the communication module 216 is mounted and coupled in the structural profile responsible for the mechanical support of the polemounted transformer.
  • a housing 210 may be integrally formed with the tank 201 by way of example.
  • the invention is not limited as such.
  • the housing 210 may be a separate casing arranged near or at the transformer 200, without the need of an additional side 209.
  • the skilled person will also appreciate the additional side 209 and the housing 210 may be completely absent.
  • the depiction of the additional side 209 and the housing 210 in Figure 9 is merely exemplary and should be taken as such.
  • a third embodiment of the present invention provides a power transformer with an integrated RBS.
  • the power transformer can be a conventional power transformer for energy generation known in the art.
  • such power transformer is fitted with one of its devices, e.g. the core, primary or secondary winding, cooling system, etc., with such a geometry said part is able to additionally act as an antenna for a communication module.
  • the communication module is coupled with the part of the transformer that acts as an antenna. Therefore, the communication module can receive and transmit communication signals in a data communication network, preferably a 5G data communication network.
  • a fourth embodiment of the present invention provides an electric power distribution network comprising one or more electric equipment integrated with an RBS.
  • the electric equipment may be the pole-mounted transformers described in the first embodiment of the invention.
  • the transformers may be industrial transformers or other type of transformers known in the art.
  • the distribution system may comprise multiple type of transformers.
  • the distribution system may comprise a power transformer and multiple distribution transformers, wherein one or more of the distribution transformers may be polemounted transformers.
  • the fourth embodiment of the present invention may include any kind of electric equipment without departing from the scope of the present disclosure. However, for the sake of example and simplicity, the present embodiment will be described for when at least one such electric equipment is a transformer.
  • each transformer of the power distribution network is a transformer integrated with communication module and an antenna profile 108 or antenna module 208 according to the first and/ or second embodiment disclosed above.
  • the transformers are configured to conventionally distribute electric power in the electric grid while additionally receiving and transmitting data communication signals in a data communication network, particularly a 5G data communication network.
  • the antenna is an integral component of the transformer with such a geometry and construction it is additionally able to act as an antenna profile for the communication module, for example, the antenna profile 108 described previously, or the antenna is a separate antenna module arranged at the transformer and coupled to the communication module, for example, the antenna module 208 described previously Additionally, the communication module of each transformer may be further configured to receive and transmit data signals from one another.
  • any number of the transformers may comprise intelligent sensors to monitor characteristics such as, but not limited to, temperature, magnetic flux, voltage or current of the electric machine. These intelligent sensors may send the collected data wirelessly via a data communication signal to the integrated transformer and RBS of the present invention.
  • the integrated transformers and RBS may be able to communicate and transmit data signals to other smart devices such as but not limited to smart cars, cellphones, home modems, or devices of a power grid technician.
  • the integrated transformers and RBS facilitate the expansion of a region’s smart grid.
  • this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
  • the RBS are located at transformers, which are notoriously robust equipment with generally difficult to access without specialized equipment, the RBS are advantageously protected from weather, tampering, vandalism and theft.
  • the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all.
  • the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
  • power distribution network shown in Figure 16 is merely an example. Particularly, actual power distribution networks comprise hundreds or thousands of transformers, let alone all other components of power distribution networks. The skilled person will appreciate there are many possible variations to the example of Figure 16 that do not deviate from the scope of the present disclosure.
  • a fifth embodiment of the present invention provides one or more transformers integrated with an RBS according to the disclosure of the second embodiment, wherein the transformers are additionally able to receive and transmit communication data signals in a closed data communication network., particularly a 5G data communication network.
  • an industry or industrial park has a need to provide fast an efficient communication among all its sectors. There is also a need to make this communication secure, which is reflected in many industries adopting closed data communication networks to exclude access to unauthorized personnel. In addition, there is the need to provide electric power to all sectors.
  • FIG 17 depicts an example diagram of the typical configuration applied in the prior art, wherein the transformers and RBS spots are separated.
  • Machines 01-04 are any conventional electric machines in the electric network connected to transformers 01 and 02. This equipment performs conventional functions known in the art. Beside the electric network is an internal communication network with dedicated RBS (i.e. separate from the electric machines). These RBS transmit and receive signals to and from a 5G central station. In this configuration, there is extra expenditure in space, infrastructure and logistics for the installation and operation of the communication network.
  • the transformers used in the power grid of the industry or industrial park are transformers according to the first or second embodiment of the present invention, i.e. transformers integrated with a communication module and antenna profile 108 or an antenna module 208 as described previously such that the transformer acts as an RBS for a data communication system, particularly a 5G communication system.
  • transformers of an electric network are each integrated with a communication module.
  • each transformer the antenna is a separate antenna module arranged at the transformer and coupled to the communication module. Additionally, the communication module of each transformers may be further configured to receive and transmit data signals from one another.
  • Each Machine 01-04 is electrically connected to a Transformer 01 or 02 in the integrated Electric and Communication Network.
  • the Machines 01-04 may be any conventional electric machine and perform conventional functions of such electric machines in the industry or industrial park activities.
  • the Transformers 01 and 02 perform conventional transformation of voltage from the electric grid and, according to the invention, also act as RBS of the internal communication network of the industry or industrial park.
  • the Transformers 01 and 02 are able to receive and transmit data communication signals to and from a 5G Central Station and among each other.
  • any number of the Machines 01-04 and Transformer 01-02 may comprise intelligent sensors to monitor characteristics such as, but not limited to, temperature, voltage or current of the machines. These intelligent sensors may send the collected data wirelessly via a data communication signal to the integrated transformer and RBS of the present invention. This integrates even further the internal network of the industry or industrial park.
  • the Transformer 01-02 may instead act as a signal transceiver for the industry or industrial park internal communication network.
  • the Transformer 01-02 does not receive or transmit 5G data signals but only receives data signals from intelligent sensors installed in Machines 01-04 and/or Transformer 01-02 and transmits those to the 5G Central Station.
  • the present embodiment provides for a centralized form of communication and energy supply through the transformers of the industry or industrial park.
  • this centralization saves on physical space and on costs for infrastructure and logistics for the installation and operation of the communication network.
  • a sixth embodiment of the present invention comprises a method of manufacturing a component of an electric equipment, particularly a transformer, whereby the electric equipment will be integrated with a 5G communication system to allow the electric equipment to additionally act as a radio base station (RBS), wherein said manufactured component is constructed with a convenient geometry with allows it to additionally act as the antenna of the RBS.
  • RBS radio base station
  • the manufacturing process includes conveniently choosing the material and conveniently shaping the component such that this component is able to perform conventional functions related to the electric equipment and additionally receive and transmit data signals in a data communication network, particularly a 5G communication network.
  • this specially manufactured component may be a cooling tube of a pole-mounted transformer.
  • Such cooling tube is manufactured from a convenient material and shaped in a convenient geometry such that it can, for example, be an integral part of a pole-mounted transformer 100 as seen in Figure 3.
  • the specially manufactured cooling tube will additionally act as the antenna profile 108 seen in Figure 3 for receiving and transmitting data signals in a data communication network, particularly a 5G communication network.
  • the manufactured component is the antenna profile 108 as described previously, chosen and manufactured in such a way to meet the specifications described previously for antenna profile 108.
  • the present embodiment obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
  • this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
  • the RBS Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
  • the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
  • a seventh embodiment of the invention provides for manufacturing an electric equipment, particularly a transformer, wherein the electric equipment will be integrated with a 5G communication system to allow the electric equipment to additionally act as a radio base station (RBS), wherein one or more components of the electric equipment are constructed of a convenient material and are shaped in a convenient geometry which allows them to additionally act as the antenna of the RBS.
  • RBS radio base station
  • the manufacturing process includes conveniently choosing the material and conveniently shaping the component such that this component is able to perform conventional functions related to the electric equipment and additionally receive and transmit data signals in a data communication network, particularly a 5G communication network.
  • the one or more specially manufactured components are integrated in the electric equipment much like every other conventional component of the electric equipment, allowing for a robust installation.
  • the manufactured component is the antenna profile 108 as described previously, chosen and manufactured in such a way to meet the specifications described previously for antenna profile 108.
  • the electric equipment may be additionally fitted with a housing for shielding a communication module to be coupled with the one or more specially manufactured components.
  • the electric equipment may comprise an additional side to define a housing between the additional side and another side of the equipment.
  • the electric equipment may be the pole-mounted transformer 100, the additional side may be the secondary bottom 109, and the housing 110 may be defined between the secondary bottom 109 and the bottom 103.
  • the housing may be defined by an additional lateral side and a lateral side of the tank.
  • these one or more specially manufactured components may be a cooling tube of a pole-mounted transformer.
  • Such cooling tube is manufactured from a convenient material and shaped in a convenient geometry such that it can, for example, it can be an integral part of a pole-mounted transformer 100 as seen in Figure 3.
  • the specially manufactured cooling tube will additionally act the antenna profile 108 seen in Figure 3 for receiving and transmitting data signals in a data communication network, particularly a 5G communication network.
  • Such specially manufactured component may be any component of any electric equipment herein mentioned, more particularly a transformer, but it is not limited thereto.
  • the shapes of the antenna profiles and antenna modules depicted in the accompanying Figures are merely exemplary and not limiting to the possible shapes that can be manufactured in the present embodiment.
  • the electric equipment described above is not limited to pole-mounted transformers.
  • the electric equipment may be a power transformer or an industrial transformer without departing from the scope of the invention.
  • the electric equipment be an electric equipment other than a transformer without departing from the scope of the present disclosure.
  • the present embodiment obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
  • this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
  • the RBS Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft. [0179] Particularly, the integrated nature of the RBS does not draw any attention as it is no apparent it is there at all. Moreover, even if one knew an RBS as integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
  • the communication module and the antenna module are able to transmit and receive data signals in a data communication network, particularly a 5G network.
  • the method comprises providing a communication module and an antenna module configured to receive and transmit data communication signals in a data communication network, particularly a 5G communication network.
  • the communication module and the antenna module are conveniently installed at or near the electric equipment and is coupled with the communication module.
  • the communication module may also be installed in an existing housing at the electric equipment.
  • the communication module may be shielded in a housing and the housing is installed at or near the transformer.
  • the electric equipment may be the pole-mounted transformer 100.
  • the communication module may be the communication module 116 shielded in the housing 110 defined by the secondary bottom 109 and the bottom 103.
  • the antenna module may be the antenna profile 108, which is specially manufactured as described previously for receiving and transmitting data communication signals in a data communication network, particularly a 5G data communication network.
  • antenna profile may replace all the corresponding conventional components in the existing electric equipment.
  • the antenna profile is manufactured to act as a cooling tube so it may replace all cooling tubes 104 of the transformer 100.
  • the electric equipment can thus additionally act as an RBS in a data communication network, particularly a 5G data communication network according to the present invention.
  • the present invention is not limited to the example above. Many variations are possible without departing from the scope of the present disclosure.
  • the antenna profile may be a primary or secondary bushing, the cover or the core of the transformer.
  • the electric equipment may be an equipment other than the transformer.
  • electric equipment may be the pole-mounted transformer 200 and the antenna module may be the antenna module 208, such that the communication module and the antenna module are configured to receive and transmit data communication signals in a data communication network, particularly a 5G data communication network, therefore allowing the transformer 200 to additionally act as an RBS of the data communication network.
  • the electric equipment can thus additionally act as an RBS in a data communication network, particularly a 5G data communication network according to the present invention.
  • the present embodiment provides a smooth transition from the conventional electric equipment of the prior art to the integrated electric equipment and RBS of the present disclosure.
  • the present embodiment provides for reduced costs of physical space, infrastructure, logistics and time for the installation and operation of new RBS in the communication network by taking advantage of the existing power grid structure.

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Abstract

It is disclosed an electric equipment, particularly a transformer, integrated that can also act as a radio base station of a communication network, particularly a 5G communication network. In some embodiments, a component of said equipment is of such geometry it is able to additionally act as the antenna of a radio base station. Therefore, infrastructure, logistics costs, space allocation and visual pollution are improved. Also disclosed are systems containing one or more of such equipment and methods of manufacturing said equipment and installing the component on pre-existing electric equipment.

Description

SYSTEM, METHOD AND APPARATUS TO SECURELY INTEGRATE AN ELECTROMAGNETIC WAVES TRANSCEIVER FOR 5G BROADBAND COMMUNICATION TO ELECTRIC EQUIPMENT
FIELD OF INVENTION
[001] The present invention is related to the area of data transmission through electric equipment applied in the transmission and distribution of electric energy and, more specifically, the invention is related to a system, a method and an apparatus which are implemented so as to guarantee the traffic of information safely through ultra-fast networks (fifth generation - 5G) using electric equipment as base radio stations for communication with the central control station.
BACKGROUND
[002] Data transmission is typically made via radio waves, wherein an emitting station broadcasts data over a frequency and the radio waves are ultimately received at a receiving station. The transmission from an emitting station to a receiver station is commonly made via an intermediate radio base station which acts as a transceiver. A data broadcasting system may comprise multiple emitting, base and receiving stations.
[003] As the needs for device connectivity increase, mainly regarding bandwidth, latency and density of devices per area, new technologies were developed to meet the growing demand for faster, more stable connectivity. In consequence, demand for more robust and specialized infrastructure also increased. Currently, the fifth generation (5G) of cellular technology allow us to have greater bandwidth and higher transference speeds.
[004] The current roadmap for the implementation of the 5G ultrafast network aims to meet the fusion of different technologies for data communication to provide a more integrated solution for different types of applications. Similarly, we can compare the ultra-fast 5G network with the power electric distribution network, in which the means of making electricity available is unique and delivery to the final consumer is carried out through the services of energy utilities, for different electricity applications. The ultra-fast 5G network tends to reduce the use of current communication technologies (wi-fi, bluetooth, 4G, etc.) and concentrate the means of this communication in a single technological solution.
[005] The frequency spectrum of the 5G network is basically divided into millimeter waves, medium band and low band. Millimeter waves have extremely high frequencies, from 24 GHz up to 72 GHz, which offer a faster wave propagation speed with downloadable data transfer rates in the order of 1GB to 2GB per second. However, millimeter waves also have with limited range depending on the difficulties to overcome obstacles such as walls and windows. In other words, internal coverage is limited.
[006] The middle band has median frequencies, from 2.4 GHz to 4.2 GHz, with downloadable data transfer rates in the range of 100 MB to 400 MB. Thus, the ultrafast 5G network was developed to meet 3 benchmarks: minimum speed of 1 Gbit/s, latency of less than 1ms and capacity for a density of 1 million devices per km2.
[007] The tradeoff for the advantages above is the inability to have backwards compatibility with networks built to support previous versions of the technology. As the infrastructure at present in most countries is only prepared to support 3G and 4G technology, it does not meet the growing needs for device connectivity, mainly regarding bandwidth, latency and density of devices per area, delaying the development and spread of the “Internet of Things (IoT)”.
[008] In 3G networks, there is an average of 4 to 5 radio base stations (RBS) per km2. In 4G networks, this density is 8 to 10 RBS per km2. 5G networks requires 40 to 50 RBS per km2, which generates enormous pressure on the infrastructure of cities, which already have restrictive regulations in the licensing of new areas for the implementation of RBS.
[009] Therefore, there are high financial and logistics costs associated with licensing, physical space and installation of the increased number of RBS required for supporting upcoming 5G communication networks.
[010] The present disclosure aims to solve these problems by implementing 5G Radio Base Stations with new and existing electric installations.
[Oil] Transformers are widely known electric equipment that chiefly function to raise or reduce the voltage from a power source before it reaches the load. A transformer is basically comprised of a core which electromagnetically couples a primary winding and a secondary winding, with each winding comprising a certain number of loops. The primary winding is connected to a power supply and the secondary winding is connected to the load. The voltage from the power supply is then raised, reduced or even kept the same depending on the type of transformer.
[012] A particular application of transformers is in the distribution of power supply from the electric power grid system to consumers’ residences and workplaces. Pole-mounted distribution transformers reduce the voltage from the power grid to final user levels to supply electric energy to the final user (e.g. a consumer’s residence).
[013] Generally, a prior art transformer has an external and an internal part. The external part is mainly comprised of a main body, also referred to as a tank, a cover, a bottom side and thermal dissipation parts. In addition to these elements, the cover and the tank can be fitted with accessories and devices that allow the transformer to work, such as primary and secondary bushings, and valves to relieve internal pressure in the tank. [014] The internal part of the transform is comprised mainly of the inside of the tank, a core and primary and secondary windings. The tank is filled with an insulation fluid which surrounds the core and the primary and secondary windings to provide electric insulation.
[015] Other types of transformers include Industrial Transformers and Power Transformers. These types of transformers have different applications and several different components among them.
[016] The traditional transformers are known from the state of the art, therefore, their specific components are not shown or discussed in detail.
PRIOR ART
[017] Prior art document WO2018165636 discloses a system for distribution transformer monitoring that includes a transformer fluid tank, a monitoring unit that includes a plurality of sensors, wherein the monitoring unit is coupled to the distribution transformer, and wherein the plurality of sensors comprises a fluid sensor that includes a sensor probe that extends out of the monitoring unit into the transformer fluid tank of the distribution transformer, and a communication unit coupled to the distribution transformer and communicatively coupled to the monitoring unit. The monitoring unit may further comprise a sensor module to receive sensor data from the plurality of sensors, a storage model to store the sensor data in an internal data storage device of the monitoring unit, an analysis module to analyze the sensor data to determine generated data, and communication module to communicate the sensor data or the generated data to a remote computing device.
[018] Prior art document CN102074339 the invention provides an intelligent distribution transformer which can transfer information such as electric quantity of a user and the like to a smart grid according to energy flow analysis of the transformer. In the invention, the transformer is equipped with a single-chip microprocessor intelligent device, and the intelligent device and the transformer form an electric signal connection through an electric quantity sensor and a status sensor which are arranged on the transformer so as to detect the energy flow and operating status of the transformer, the generated signals are delivered to an intelligent unit for analysis processing to obtain various electric quantity information of the user and the status information of the transformer.
[019] Prior art document CN105321692 is related to a data collecting device installed on the transformer body, an intelligent assembly and a communication module, wherein the intelligent assembly and the communication module are connected with the data collecting device and are connected. The intelligent assembly comprises a transformer monitoring main control unit, a comprehensive measuring unit, an oil chromatogram and micro-water monitoring unit, a partial discharge monitoring unit, an iron core grounding current monitoring unit, an acoustic fingerprint monitoring unit, a transformer sleeve insulation monitoring unit and an on-load voltage regulation switch monitoring unit. The data collecting device is installed on the transformer body in a matched mode and transmits collected related data to the intelligent assembly, the intelligent assembly compares the received data with preset data, remotely transmits a comparison result to a dispatching center through the communication module, gives an alarm at the same time and indicates fault causes and fault points, and therefore the dispatching center can maintain the transformer in time to ensure stable operation of a power grid.
[020] The prior art documents disclose several types of transformers with intelligent sensors coupled to communication units capable of transmitting data between the transformer and a receiving station. However, this data is limited to information related to the transformer, such as temperature, magnetic flux, and status of the transformer. [021] The prior art is silent on a solution which integrates the electric equipment and a Radio Base Station (RBS) capable of receiving and transmitting 5G data signals to and from other RBS, emitting stations and receiving stations. Particularly, the prior art is silent on a solution which solves all or any of the problems related to the installation of 5G RBS discussed above while taking advantage of the existing infrastructure of the power grid system.
SUMMARY OF THE INVENTION
[022] Certain aspects of some embodiments disclosed herein are set forth below. It should be understood that these aspects are presented merely to provide the reader with a brief summary of certain forms the invention might take and that these aspects are not intended to limit the scope of the invention. Indeed, the invention may encompass a variety of aspects that may not be set ahead.
[023] The present invention has application in the urban and rural power distribution lines, industries in general, and electric substations to transmit the 5G communication signal, taking advantage of the existing power grid system.
[024] In a first aspect, the present invention provides an electric equipment comprising a communication module and an antenna for integration with a data communication network. In other words, the electric equipment also acts as an RBS of the data communication network. Preferably, the communication module, the antenna and the data communication network are 5G technology.
[025] A particular but not limiting embodiment of the first aspect of the invention contemplates a transformer.
[026] A further aspect of the present invention provides a power distribution system comprising one or more electric equipment, each electric equipment comprising a communication module and an antenna for integration with a data communication network. In other words, each electric equipment also acts as an RBS of the data communication network. Preferably, the communication module, the antenna and the data communication network are 5G technology.
[027] A further aspect of the present invention provides one or more electric equipment comprising a communication module for integration with a closed data communication network, such as an internal data network of an industry, wherein the communication module, and the data communication network are preferably 5G technology.
[028] A further aspect of the invention provides a method of manufacturing a component of the electric equipment in such a way the component can also act as an antenna of an RBS.
[029] A further aspect of the invention provides a method of manufacturing an electric equipment such that one or more of its components can also act as an antenna of an RBS.
[030] A further aspect of the invention provides a method for installing a 5G communication module and a 5G antenna in an existing and already installed electric equipment.
[031] The aspects of the invention mentioned above provide for a much more efficient use of resources by taking advantage of the existing electric power grid infrastructure to allocate 5G radio base stations integrated with the electric equipment of the existing power grid infrastructure.
[032] An advantage of the present invention is the optimization of the spaces currently available for installing 5G network transmitters. [033] A further advantage of the present invention is a reduce visual pollution consequence of decreased need to install Radio Base Station (RBS) in previously free locations.
[034] A further advantage of the present invention is the reduction of the financial and availability impacts for communication companies in relation to acts of vandalism and theft, with RBS integrated with the power grid equipment.
[035] A further advantage of the present invention is the cost reduction associated with the additional installation of other communication points.
[036] Various refinements of the features noted above may exist in relation to various aspects of the present embodiments. Further features may also be incorporated in these various aspects as well. These refinements and additional features may exist individually or in any combination. For instance, various features discussed below in relation to one or more of the illustrated embodiments may be incorporated into any of the above -described aspects of the present disclosure alone or in any combination. Again, the brief summary presented above is intended only to familiarize the reader with certain aspects and contexts of some embodiments without limitation to the claimed subject matter
BRIEF DESCRIPTION OF THE DRAWINGS
[037] These and other features, aspects, and advantages of certain embodiments will become better understood when the following detailed description is read with reference to the accompanying drawings in which like characters represent like parts throughout the drawings, wherein:
[038] Figure 1 depicts an exemplary prior art transformer. [039] Figure 2 depicts a schematic diagram of an electric equipment according to the first embodiment of the invention.
[040] Figure 3 depicts an example transformer according to the first embodiment of the invention.
[041] Figure 4 depicts another view of the example transformer according to the first embodiment of the invention.
[042] Figure 5 depicts the internal components of the example transformer according to the first embodiment of the invention.
[043] Figure 6 depicts an additional example transformer according to the first embodiment of the invention.
[044] Figure 7 depicts an additional example transformer according to the first embodiment of the invention.
[045] Figure 8 depicts an additional example transformer according to the first embodiment of the invention.
[046] Figure 9 depicts an example transformer according to the second embodiment of the invention.
[047] Figure 10 depicts a particular possible configuration of the transformer according to Figure 9.
[048] Figure 11 depicts an additional example transformer according to the second embodiment of the invention. [049] Figure 12 depicts an additional example transformer according to the second embodiment of the invention.
[050] Figure 13 depicts the transformer according to Figure 12 coupled with a communication module.
[051] Figure 14 depicts an additional example transformer according to the second embodiment of the invention.
[052] Figure 15 depicts a cross-sectional view of the transformer according to Figure 14.
[053] Figure 16 depicts an electric power distribution network according to a fourth embodiment of the invention.
[054] Figure 17 depicts an example schematic diagram of the electric network and communication network in an industrial plant of the prior art.
[055] Figure 18 depicts an example schematic diagram of the electric network and communication network in an industrial plant according to the fifth embodiment of the invention.
[056] DETAILED DESCRIPTION OF THE INVENTION
[057] Specific embodiments of the present disclosure are described below. In an effort to provide a concise description of these embodiments, all features of an actual implementation may not be described in the specification. It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers’ specific goals, such as compliance with system-related and business- related constraints, which may vary from one implementation to another. Moreover, it should be appreciated that such a development effort might be complex and timeconsuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.
[058] When introducing elements of various embodiments, the articles “a,” “an,” “the,” and “said” are intended to mean that there are one or more of the elements. The terms “comprising,” “including,” and “having” are intended to be inclusive and mean that there may be additional elements other than the listed elements. Moreover, any use of “top,” “bottom,” “above,” “below” other directional terms, and variations of these terms is made for convenience, but does not require any particular orientation of the components.
[059] The present invention is realized by integrating a communication module and an antenna with an electric equipment, wherein the communication module and the antenna are able to transmit and receive data signals in a data communication network, thereby allowing the electric equipment to also act as an RBS of the data communication network.
[060] As an example, and without limitation, the electric equipment may be a transformer. For the sake of simplicity, embodiments of the present invention will be described in the example of the electric equipment being a transformer. However, the skilled person will appreciate the disclosure to follow can be applied to any electric equipment.
[061] A transformer may be directed at low, medium or high voltage applications. This includes, but is not limited to:
[062] Pole -mounted Transformers;
[063] Oil and Dry-Type Industrial Transformers; [064] Power Transformers.
[065] Figure 1 depicts an exemplary prior art transformer for reference. In general, a conventional transformer consists of an internal or active part (not shown) immersed in insulating fluid, comprising primary and secondary windings and a core. The conventional transformer also consists of an external part or tank, formed by a main body 901, a cover 902, a bottom 903 and heat dissipating elements 904. Both the cover and the main body can be fitted with accessories and devices that allow the transformer to work, such as primary 905 and secondary 906 bushings, as well as valves to relieve internal pressure in the tank. The conventional transformer is well known in the art and does not require extensive details.
[066] Different geometries of e.g. the tank, cover, thermal dissipator or any other part and applied materials to maximize the functions of the electric equipment, with an impact on temperature, insulation and service life and at the same time maximize the quality of the transmission and reception signal for the 5G technology, with the propagation of electromagnetic waves without offering any kind of resistance. There are systems today that maximize either one or the other of these technological domains.
[067] Referring now to Figure 2, a diagram of the first embodiment of the present invention is shown by way of example. A pole-mounted transformer comprises components that may include a core, insulation, windings, tank, cover and a radiator (cooling device). A communication module is integrated with the transformer, the communication module comprising electronic components that may include a transceiver, a processor, a memory and a battery. The communication module is capable of communication with a data communication network, particularly a 5G data communication network. In addition, one or more of the components of the transformer has a geometry such that the one or more one or more of the components of the transformer also acts as an antenna for the communication module. This results in an electric transformer that is also an RBS for the data communication network.
[068] With the configuration above, the transformer is able to both distribute electric power through the electric power network and receive and transmit data communication signals in a data communication network, particularly a 5G data communication network.
[069] For example, this embodiment of the present invention provides a transformer integrated with a 5G communication module as seen in the exemplary transformer 100 depicted in Figures 3 and 4, wherein a component of the transformer has a geometry such that the transformer is additionally able to wirelessly communicate with a 5G network. This component of the transformer may include but is not limited to the core, primary or secondary winding, the cooling device (i.e. cooling tubes), the external tank, the voltage taps, primary or secondary bushings, or any other parts of the transformer or combinations thereof.
[070] The transformer may be of any type known in the art. Preferably, the transformer is a pole-mounted transformer, an oil distribution transformer, dry-type transformer or a power transformer. However, the invention is not thereby limited as the invention is applicable to a myriad transformer types as will be appreciated by the skilled person. Merely byway of example, the transformer of Figures 3 and 4 is a polemounted transformer.
[071] The pole-mounted transformer 100 of Figures 3 and 4 generally comprises a tank 101, cover 102, a bottom 103, cooling tubes 104, primary insulation bushings 105, secondary insulation bushings 106 and support bracket 107.
[072] The tank 101 is filled with a insulation fluid, for example, mineral oil, vegetable oil, or other insulation fluid types, to insulate the internal components seen in Figure 5 from each other and from the external parts seen in Figures 3 and 4. Generally, the internal parts of the transformer are the core 111, primary and secondary windings 112, insulating material 113, connection leads 114 and no-load tap changer 115 (and visible in Figures 2 and 3).
[073] The set of components above and their particular arrangement are given solely as way of example and are not limiting. The skilled person will appreciate there are several other components and several arrangements thereof that may be included in a pole-mounted transformer that are not shown here for the sake of simplicity. For example, the transformer could be a dry-type transformer insulated via resin without departing from the scope of the invention.
[074] Referring still to Figures 3 and 4, the pole-mounted transformer of the present invention preferably comprises at least one antenna profile 108. The antenna profiles 108 are integral parts of the transformer that additionally act to receive and transmit data signals, particularly 5G data signals. The at least one antenna profile 108 comprises distinct structural support, is of a convenient shape and is made of a convenient material in order to receive and transmit data signals, particularly 5G data signals.
[075] By way of example, the antenna profile 108 of Figures 3 and 4 is a cooling tube conveniently shaped and of a convenient material such that it is able to act as an antenna in addition to acting as a conventional cooling tube.
[076] In this example, the geometry of the antenna profile 108 allows the transformer to also act as an RBS for the 5G data communication network through a metallic geometry that radiates or receives electromagnetic radio waves. The external structure of this geometry is composed of structural carbon steel, preferably SAE J 403 1008/ 15 carbon steel, hot-rolled thin carbon steel sheet. However, the mechanical structure of this geometry is not restricted to the use of carbon steel SAE J403 1008/15. Alternatively and in a non-limiting manner the following materials can be applied: SAE J403 1045, SAE J403 1070, SAE J403 1006/08, SAE J403 1010/20, SAE J 403 1008/ 12, STAINLESS STEEL AISI 316L, ASTM A285 GR C, ASTM A514, ASTM A572 GR 65, STAINLESS STEEL AISI 304, STAINLESS STEEL AISI 316, ASTM A36, ASTM A283 GR C, ASTM A516 G60, ASTM A572 GR 50, COS AR 450, COS AR 55, COS AR 55, COS AR 60, COS AR 80T, COS AR COLOR 350, INOX AISI 304L, INOX AISI 321, INOX AISI 410, INOX AISI 420 or ASTM A572 GR 60.
[077] The antenna profile 108 is shaped similarly to the cooling tubes 104, comprising a hollow structure housing the antenna electronics with the function of mechanical protection of the electronic components that make up the antenna with waterproof resistance for outdoors use. This structure is shaped according to the dimensions of the transformer tank and welded to the side of the tank. The specific conformation radius and geometry dimensions may vary according to the transformer project.
[078] The antenna electronics may be conventional antenna electronics known in the art. For example, the antenna electronics may include an electronic circuit with connectors for interfacing with a data module and a power supply. For example, the antenna housed within the antenna profile 108 may be a MIMO, Microstrip, Patch, Monopole or Dipole antenna with varied functionalities, using different high- performance materials.
[079] The antenna electronics may be conventionally manufactured from conventional materials. For example, graphene provides high frequency and bandwidth. The materials commonly used for manufacturing 5G antennas are ceramic materials, starting with raw materials like barium carbonate, silicon dioxide, yttrium oxide and others taken in stoichiometric ratios and synthesized using sintering techniques. Other materials include meta-materials for manufacturing MIMO antennas, dielectric substrate materials such as those available from Rogers Corporation, non-metallic substrate materials used in antenna circuits such as Polyphenylene Sulfide (PPS), Polyphenylene Ether (PPE), UV photosensitive liquid resin and electroconductive resin powder as coating materials.
[080] Preferably, a compact 5G antenna can be printed on zinc and manganese ferrite substrate material. This provides for compact antennae with high performance and electromagnetic wave propagation efficiency in an extremely compact form factor, making it ideal for confined spaces.
[081] With the geometry described above, the transformer is able to act as an RBS to receive and transmit data communication signals in a data communication network, particularly a 5G data communication network.
[082] Advantageously, the side structure of the transformer tank works as an electromagnetic shield, allowing the antenna to work without signal interference that could be caused by the magnetic flux generated in the transformer core. Consequently, this obviates the need for additional magnetic insulation and allows installation of the antenna profile 108 in a working, conventional transformer.
[083] It will be appreciated the invention is not limited by the configurations and materials used as example above. For example, the antenna profile could be integrated in the primary or secondary bushing, the bottom side or the cover of the transformer.
[084] In addition, the shape, arrangement and quantity of the antenna profile 108 seen in Figures 3 and 4 are exemplary and not limiting. The skilled person will appreciate there are multiple possible construction options which can achieve the goal of receiving and transmitting data signals, particularly 5G data signals, according to the present invention. For instance, the antenna profile 108 may be a single or multiple rod-shaped antenna placed at the cover 102 or at the tank 101’s body. The antenna profile 108 may be selected to fulfill specific needs to a specific practical application without departing from the scope of the present disclosure. [085] The transformer according to the present embodiment of the invention may also comprises an additional side 109 defining a housing 110. In the example of Figures 3 and 4, the additional side is a secondary bottom side 109 defining the housing 110 with the bottom 103. The exemplary housing 110 depicted in Figures 3 and 4 is optional and not limiting. The skilled person will appreciate there are multiple possible construction options for the housing 110 that do not depart from the scope of the invention. For example, the housing 110 may be defined by an additional lateral side and a lateral side of the tank 101. The skilled person will also appreciate the additional side 109 and the housing 110 may be completely absent. The depiction of the additional side 109 and the housing 110 in Figures 3 and 4 is merely exemplary and should be taken as such.
[086] A communication module is additionally coupled to the transformer 100. Such communication module is configured to receive and transmit communication data to and from a data communication network, particularly a 5G data communication network. The communication module is coupled with the antenna profile 108 to communicate with the data communication network, particularly a 5G data communication network. Therefore, the transformer can additionally act as a Radio Base Station (RBS) for the data communication network.
[087] Figure 6 is similar to Figure 3, wherein a communication module 116 is shown in greater detail. Merely by way of example, the communication module is allocated in the housing 110. However, the skilled person will appreciate the communication module 116 may be coupled at any other part of the transformer or be physically distant from the transformer without departing from the scope of the present disclosure.
[088] In a preferred embodiment, the housing 110 is located under the bottom side 103 of the transformer 100. Additionally, the lower end of the antenna profile 108 allows access to housing 110 for connection to the communication module 116. [089] Preferably, the antenna profile 108 does not allow passage of the transformer’s oil therethrough. The skilled person will appreciate that this configuration of the antenna profile 108 provides cooling to the transformer via irradiation while also acting as an antenna. This embodiment may also be used, for example and with no limitation, in dry-type transformers.
[090] Alternatively, the antenna profile 108 may be connected at its lower end to a lateral side of the transformer 100 instead of the housing 110. This allows passage of oil through the antenna profile 108 and results in an even more efficient cooling of the transformer 100. In such alternative configuration, the antenna circuits may be packed in a watertight housing suitable for immersion in transformer oil and properly fixed inside, with sealed interface. Watertight chambers or other suitable means that allow the achievement of this same purpose may also be used. In such alternative configuration, a connection such as a cable connection or wireless connection can be made from the antenna profile 108 to the communication module 116 inside the housing 110. For example and without limitation, a cable may be brought from the housing 110 to a contact such as a plug or a socket in a lower region of the antenna profile 108, the contact being connected to the antenna electronics in the watertight housing within the antenna profile 108. Therefore, the antenna circuits within the antenna profile 108 and the antenna module 116 within the housing 110 may be connected while transformer oil runs through the antenna profile 108.
[091] The communication module 116 may be a conventional communication module known in the art. For exemplary purposes and without limiting the scope of the invention, the communication module 116 may comprise an electronic transceiver, a processor, a memory, and a battery. The skilled person will appreciate there are several possible configurations to the communication module that do not depart from the scope of the invention. For example, the memory may be a non-transitory memory, a flash drive, a hard disk, or a combination thereof. For example, there may be more than one battery, wherein the surplus battery(ies) may be a backup to the main battery. For example, the communication module may be powered by the transformer itself, with the battery acting as backup power in case of power outage.
[092] The configuration set forth above obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
[093] Consequently, this also saves time on integrating the new RBS into the data network system.
[094] Advantageously, this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
[095] Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
[096] Particularly, the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
[097] In addition, the integrated nature of this embodiment makes for easier manufacture since the antenna profile 108 is a variation of a conventional component of the transformer made with the convenient geometry described above.
[098] Moreover, the housing 110 may be a separate casing arranged near or at the transformer 100, without the need of an additional side 109. [099] It should be noted the antenna profile 108 is not limited to the exemplary shape depicted in Figures 3, 4 and 6. The antenna profile 108 may be of any shape that allows for satisfactory reception and transmission of data communication signals without departing from the scope of the present disclosure. By way of example, Figures 7 and 8 depict alternative shapes of the antenna profile 108 according to the invention.
[0100] Making reference to Figure 7, the antenna profile comprises a structural support similar to the one described in reference to Figures 3 and 4 with the addition of a signal enhancer. The precise shape, size and materials used for this alternative embodiment of the antenna profile are also in function of the transformer size, similarly to the description above regarding Figures 3, 4 and 6.
[0101] The signal enhancer is shaped in such a way to provide optimized transmission and reception of data communication signals, particularly 5G signals. In a preferred embodiment, the signal enhancer is shaped as a cylindrical cross section with its flat side coupled with the overall structure of the antenna profile 109. This preferred shape allows for beam steering technology that uses advanced signal processing algorithms to determine the best path for the signal. This increases efficiency as it reduces interference from unwanted signals. Advantageously, this antenna structure allows for its external installation, with wind resistant characteristics, high ambient temperatures and operation with curved geometries for better propagation of electromagnetic waves.
[0102] However, the skilled person will appreciate this preferred embodiment is non-limiting and other shapes are possible without departing from the scope of the invention.
[0103] Referring to Figure 8, another alternative embodiment of the antenna profile of Figures 3, 4 and 6 is provided. In this alternative embodiment, the particular shape of the antenna profile 108 is comprised of straight beams, which are advantageously easier to manufacture.
[0104] A second embodiment of the invention provides a transformer integrated with a 5G communication module as seen in the exemplary transformer 200 depicted in Figure 9, wherein an antenna module is additionally integrated with the transformer such that the transformer is additionally able to wirelessly communicate with a 5G network.
[0105] The transformer may be of any type known in the art. Preferably, the transformer is a pole-mounted transformer, a distribution transformer or a power transformer. However, the invention is not thereby limited as the invention is applicable to a myriad transformer types as will be appreciated by the skilled person. Merely by way of example, the transformer of Figure 9 is a pole-mounted transformer.
[0106] Referring to Figure 9, the transformer 200 comprises a tank 201, cover 202, a bottom 203, cooling tubes 204, primary insulation bushings 205, secondary insulation bushings 206, and support bracket 207.
[0107] The set of components above and their particular arrangement are given solely as way of example and are not limiting. The skilled person will appreciate there are several other components and several arrangements thereof that may be included in a pole-mounted transformer that are not shown here for the sake of simplicity.
[0108] Referring still to Figure 9, the pole-mounted transformer of the present invention preferably comprises at least one antenna module 208. The antenna module 208 is coupled to the transformer and is preferably enclosed in a casing 221 to insulate the antenna module from heat and interference. The at least one antenna module 208 is configured to receive and transmit data signals, particularly 5G data signals. [0109] The antenna module 208 may comprise conventional antenna electronics known in the art. For example, the antenna electronics may be the same as the antenna electronics of the antenna profile 108 of the previous embodiment described with reference to Figures 3, 4, 6, 7 and 8.
[0110] The particular arrangement of the antenna module 208 of Figure 9 is exemplary and not limiting. The skilled person will appreciate the antenna module may be installed in the transformer in many other arrangements without departing from the scope of the invention.
[0111] The transformer according to the present embodiment of the invention may also comprises an additional side 209 defining a housing 210. In the example of Figure 9, the additional side is a secondary bottom 209 defining the housing 210 with the bottom 203. The exemplary housing 210 depicted in Figure 9 is not limiting. The skilled person will appreciate there are multiple possible construction options for the housing 210 that do not depart from the scope of the invention. For example, the housing 210 may be defined by an additional lateral side and a lateral side of the tank 201. The skilled person will also appreciate the additional side 209 and the housing 210 may be completely absent. The depiction of the additional side 209 and the housing 210 in Figure 9 is merely exemplary and should be taken as such.
[0112] A communication module 216 is additionally coupled to the transformer 200. Such communication module is configured to receive and transmit communication data to and from a data communication network, particularly a 5G data communication network. The communication module 216 is coupled with the antenna module 208 to communicate with the data communication network, particularly a 5G data communication network. Therefore, the transformer can additionally act as a Radio Base Station (RBS) for the data communication network.
[0113] The communication module 216 may be a conventional communication module known in the art. For exemplary purposes and without limiting the scope of the invention, the communication module may comprise an electronic transceiver, a processor, a memory, and a battery The skilled person will appreciate there are several possible configurations to the communication module that do not depart from the scope of the invention. For example, the memory may be a non-transitory memory, a flash drive, a hard disk, or a combination thereof For example, there may be more than one battery, wherein the surplus battery(ies) may be a backup to the main battery For example, the communication module may be powered by the transformer itself, with the battery acting as backup power in case of power outage.
[0114] Merely by way of example, the communication module 216 is allocated in a housing 210. However, the skilled person will appreciate the communication module 216 may be coupled at any other part of the transformer without departing from the scope of the present disclosure.
[0115] Optionally, the housing 210 may comprise an opening 222 for easier coupling with the antenna module 208.
[0116] Byway of example, Figure 10 shows an optional configuration of the present embodiment wherein the secondary bottom 209, the housing 210, the casing 211 and the opening 222 are absent.
[0117] The configuration set forth above obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
[0118] Consequently, this also saves time on integrating the new RBS into the data network system.
[0119] Advantageously, this embodiment of the present invention provides for reduced visual pollution as there is no need for new dedicated RBS spots. [0120] Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
[0121] Particularly, the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
[0122] In addition, the modular nature of this embodiment provides for easy installation in pre-existing transformers, therefore allowing the pre-existing transformer to act as an RBS in a data communication network, particularly a 5G data communication network, while taking advantage of the existing power grid system.
[0123] It should be noted the antenna module 208 is not limited to the exemplary arrangement depicted in Figure 9. The antenna module 208 may be of any shape that allows for satisfactory reception and transmission of data communication signals without departing from the scope of the present disclosure. By way of example, Figures 11 to 15 depict alternative shapes of the antenna module 208 according to the invention.
[0124] For example, in Figure 11, the antenna module 208 is of a cylindrical shape convenient for receiving and transmitting data signals in a data communication network, particularly a 5G network. In this example, the antenna is fixed to the tank 201 of the transforming via openings that are preferably circular, though the openings are not limited thereto.
[0125] For example, in Figure 12, the communication module 216 is arranged in a recess 212 in the curvature of the lateral side of the tank. This arrangement provides a thermically insulated location for the communication module 216, without contact with the insulating oil inside the tank 201. [0126] Figure 13 is similar to Figure 12, wherein an exemplary communication module 216 is arranged in recess 212.
[0127] For example, in Figure 14, the communication module 216 is mounted and coupled in the structural profile responsible for the mechanical support of the polemounted transformer.
[0128] Moreover, a housing 210 may be integrally formed with the tank 201 by way of example. However, the invention is not limited as such. For example, the housing 210 may be a separate casing arranged near or at the transformer 200, without the need of an additional side 209. The skilled person will also appreciate the additional side 209 and the housing 210 may be completely absent. The depiction of the additional side 209 and the housing 210 in Figure 9 is merely exemplary and should be taken as such.
[0129] A third embodiment of the present invention provides a power transformer with an integrated RBS. The power transformer can be a conventional power transformer for energy generation known in the art. According to the invention, such power transformer is fitted with one of its devices, e.g. the core, primary or secondary winding, cooling system, etc., with such a geometry said part is able to additionally act as an antenna for a communication module. The communication module is coupled with the part of the transformer that acts as an antenna. Therefore, the communication module can receive and transmit communication signals in a data communication network, preferably a 5G data communication network.
[0130] The communication module is installed in a housing arranged at or near the power transformer. Due to the size of a typical power transformer, the housing is preferably an independent housing coupled externally to the power transformer. However, the skilled person will recognize it is possible to fully integrate the housing to the structure of the power transformer without departing of the scope of the present disclosure. [0131] A fourth embodiment of the present invention provides an electric power distribution network comprising one or more electric equipment integrated with an RBS. For example, the electric equipment may be the pole-mounted transformers described in the first embodiment of the invention.
[0132] However, the invention is not thereby limited. The transformers may be industrial transformers or other type of transformers known in the art. Moreover, the distribution system may comprise multiple type of transformers. For example, the distribution system may comprise a power transformer and multiple distribution transformers, wherein one or more of the distribution transformers may be polemounted transformers.
[0133] The skilled person will appreciate the fourth embodiment of the present invention may include any kind of electric equipment without departing from the scope of the present disclosure. However, for the sake of example and simplicity, the present embodiment will be described for when at least one such electric equipment is a transformer.
[0134] Referring to Figure 16, a power distribution network according to the present invention is shown. According to the present embodiment, each transformer of the power distribution network is a transformer integrated with communication module and an antenna profile 108 or antenna module 208 according to the first and/ or second embodiment disclosed above. The transformers are configured to conventionally distribute electric power in the electric grid while additionally receiving and transmitting data communication signals in a data communication network, particularly a 5G data communication network. In each transformer, the antenna is an integral component of the transformer with such a geometry and construction it is additionally able to act as an antenna profile for the communication module, for example, the antenna profile 108 described previously, or the antenna is a separate antenna module arranged at the transformer and coupled to the communication module, for example, the antenna module 208 described previously Additionally, the communication module of each transformer may be further configured to receive and transmit data signals from one another.
[0135] Optionally, any number of the transformers may comprise intelligent sensors to monitor characteristics such as, but not limited to, temperature, magnetic flux, voltage or current of the electric machine. These intelligent sensors may send the collected data wirelessly via a data communication signal to the integrated transformer and RBS of the present invention.
[0136] In addition, the integrated transformers and RBS may be able to communicate and transmit data signals to other smart devices such as but not limited to smart cars, cellphones, home modems, or devices of a power grid technician. Advantageously, the integrated transformers and RBS facilitate the expansion of a region’s smart grid.
[0137] The configuration set forth above obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
[0138] Consequently, this also saves time on integrating the new RBS into the data network system.
[0139] Advantageously, this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
[0140] Since the RBS are located at transformers, which are notoriously robust equipment with generally difficult to access without specialized equipment, the RBS are advantageously protected from weather, tampering, vandalism and theft. [0141] Particularly, the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew a RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
[0142] It should be noted the power distribution network shown in Figure 16 is merely an example. Particularly, actual power distribution networks comprise hundreds or thousands of transformers, let alone all other components of power distribution networks. The skilled person will appreciate there are many possible variations to the example of Figure 16 that do not deviate from the scope of the present disclosure.
[0143] A fifth embodiment of the present invention provides one or more transformers integrated with an RBS according to the disclosure of the second embodiment, wherein the transformers are additionally able to receive and transmit communication data signals in a closed data communication network., particularly a 5G data communication network.
[0144] For example, an industry or industrial park has a need to provide fast an efficient communication among all its sectors. There is also a need to make this communication secure, which is reflected in many industries adopting closed data communication networks to exclude access to unauthorized personnel. In addition, there is the need to provide electric power to all sectors.
[0145] In the prior art, these needs are addressed separately, with a dedicated power grid for distributing electric power and dedicated RBS spots for transmitting communication data.
[0146] Figure 17 depicts an example diagram of the typical configuration applied in the prior art, wherein the transformers and RBS spots are separated. Machines 01-04 are any conventional electric machines in the electric network connected to transformers 01 and 02. This equipment performs conventional functions known in the art. Beside the electric network is an internal communication network with dedicated RBS (i.e. separate from the electric machines). These RBS transmit and receive signals to and from a 5G central station. In this configuration, there is extra expenditure in space, infrastructure and logistics for the installation and operation of the communication network.
[0147] According to the present embodiment, the transformers used in the power grid of the industry or industrial park are transformers according to the first or second embodiment of the present invention, i.e. transformers integrated with a communication module and antenna profile 108 or an antenna module 208 as described previously such that the transformer acts as an RBS for a data communication system, particularly a 5G communication system.
[0148] Referring now to Figure 18, an example configuration of the present embodiment is shown, wherein transformers of an electric network are each integrated with a communication module.
[0149] In each transformer, the antenna is a separate antenna module arranged at the transformer and coupled to the communication module. Additionally, the communication module of each transformers may be further configured to receive and transmit data signals from one another.
[0150] Each Machine 01-04 is electrically connected to a Transformer 01 or 02 in the integrated Electric and Communication Network. The Machines 01-04 may be any conventional electric machine and perform conventional functions of such electric machines in the industry or industrial park activities. The Transformers 01 and 02 perform conventional transformation of voltage from the electric grid and, according to the invention, also act as RBS of the internal communication network of the industry or industrial park. Thus, the Transformers 01 and 02 are able to receive and transmit data communication signals to and from a 5G Central Station and among each other. [0151] Optionally, any number of the Machines 01-04 and Transformer 01-02 may comprise intelligent sensors to monitor characteristics such as, but not limited to, temperature, voltage or current of the machines. These intelligent sensors may send the collected data wirelessly via a data communication signal to the integrated transformer and RBS of the present invention. This integrates even further the internal network of the industry or industrial park.
[0152] Optionally, the Transformer 01-02 may instead act as a signal transceiver for the industry or industrial park internal communication network. In such configuration, the Transformer 01-02 does not receive or transmit 5G data signals but only receives data signals from intelligent sensors installed in Machines 01-04 and/or Transformer 01-02 and transmits those to the 5G Central Station.
[0153] Advantageously, the present embodiment provides for a centralized form of communication and energy supply through the transformers of the industry or industrial park.
[0154] Advantageously, this centralization saves on physical space and on costs for infrastructure and logistics for the installation and operation of the communication network.
[0155] It should be noted the configuration shown in Figure 18 is merely exemplary and purposefully leaves our several details of the industrial installations for the sake of simplicity. Moreover, the particular configuration and equipment depicted in Figure 18 are merely exemplary and not limiting. The skilled person will appreciate there are other combinations and configurations of machines, transformers and/or 5G central stations in the electric and communication networks of an industry or industrial park that do not depart from the scope of the present disclosure.
[0156] A sixth embodiment of the present invention comprises a method of manufacturing a component of an electric equipment, particularly a transformer, whereby the electric equipment will be integrated with a 5G communication system to allow the electric equipment to additionally act as a radio base station (RBS), wherein said manufactured component is constructed with a convenient geometry with allows it to additionally act as the antenna of the RBS.
[0157] The manufacturing process includes conveniently choosing the material and conveniently shaping the component such that this component is able to perform conventional functions related to the electric equipment and additionally receive and transmit data signals in a data communication network, particularly a 5G communication network.
[0158] For example, this specially manufactured component may be a cooling tube of a pole-mounted transformer. Such cooling tube is manufactured from a convenient material and shaped in a convenient geometry such that it can, for example, be an integral part of a pole-mounted transformer 100 as seen in Figure 3. In this example, the specially manufactured cooling tube will additionally act as the antenna profile 108 seen in Figure 3 for receiving and transmitting data signals in a data communication network, particularly a 5G communication network.
[0159] Preferably, the manufactured component is the antenna profile 108 as described previously, chosen and manufactured in such a way to meet the specifications described previously for antenna profile 108.
[0160] The skilled person will appreciate that such specially manufactured component may be any component of any electric equipment herein mentioned, more particularly a transformer, but it is not limited thereto. Moreover, the shapes of the antenna profiles and antenna modules depicted in the accompanying Figures are merely exemplary and not limiting to the possible shapes that can be manufactured in the present embodiment. [0161] Advantageously, the present embodiment obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
[0162] Consequently, this also saves time on integrating the new RBS into the data network system.
[0163] Advantageously, this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
[0164] Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft.
[0165] Particularly, the integrated nature of the RBS does not draw any attention as it is not apparent it is there at all. Moreover, even if one knew an RBS was integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
[0166] A seventh embodiment of the invention provides for manufacturing an electric equipment, particularly a transformer, wherein the electric equipment will be integrated with a 5G communication system to allow the electric equipment to additionally act as a radio base station (RBS), wherein one or more components of the electric equipment are constructed of a convenient material and are shaped in a convenient geometry which allows them to additionally act as the antenna of the RBS.
[0167] The manufacturing process includes conveniently choosing the material and conveniently shaping the component such that this component is able to perform conventional functions related to the electric equipment and additionally receive and transmit data signals in a data communication network, particularly a 5G communication network.
[0168] The one or more specially manufactured components are integrated in the electric equipment much like every other conventional component of the electric equipment, allowing for a robust installation.
[0169] Preferably, the manufactured component is the antenna profile 108 as described previously, chosen and manufactured in such a way to meet the specifications described previously for antenna profile 108.
[0170] Optionally, the electric equipment may be additionally fitted with a housing for shielding a communication module to be coupled with the one or more specially manufactured components. By way of example, the electric equipment may comprise an additional side to define a housing between the additional side and another side of the equipment. By way of example and referring to Figure 3, the electric equipment may be the pole-mounted transformer 100, the additional side may be the secondary bottom 109, and the housing 110 may be defined between the secondary bottom 109 and the bottom 103.
[0171] The skilled person will appreciate there are multiple possible construction options for the housing that do not depart from the scope of the invention. For example, the housing may be defined by an additional lateral side and a lateral side of the tank.
[0172] For example, these one or more specially manufactured components may be a cooling tube of a pole-mounted transformer. Such cooling tube is manufactured from a convenient material and shaped in a convenient geometry such that it can, for example, it can be an integral part of a pole-mounted transformer 100 as seen in Figure 3. In this example, the specially manufactured cooling tube will additionally act the antenna profile 108 seen in Figure 3 for receiving and transmitting data signals in a data communication network, particularly a 5G communication network.
[0173] The skilled person will appreciate that such specially manufactured component may be any component of any electric equipment herein mentioned, more particularly a transformer, but it is not limited thereto. Moreover, the shapes of the antenna profiles and antenna modules depicted in the accompanying Figures are merely exemplary and not limiting to the possible shapes that can be manufactured in the present embodiment.
[0174] Moreover, the skilled person will appreciate the electric equipment described above is not limited to pole-mounted transformers. For example, the electric equipment may be a power transformer or an industrial transformer without departing from the scope of the invention. For example, the electric equipment be an electric equipment other than a transformer without departing from the scope of the present disclosure.
[0175] Advantageously, the present embodiment obviates the need of new installations for RBS to supply the growing demand of the data communication systems. This saves significant costs associated with planning, licensing, construction and installation of new RBS spots.
[0176] Consequently, this also saves time on integrating the new RBS into the data network system.
[0177] Advantageously, this embodiment of the present invention provides for a reduced visual pollution as there is no need for new dedicated RBS spots.
[0178] Since the RBS is located at a transformer, which is a notoriously robust equipment with generally difficult to access without specialized equipment, the RBS is advantageously protected from weather, tampering, vandalism and theft. [0179] Particularly, the integrated nature of the RBS does not draw any attention as it is no apparent it is there at all. Moreover, even if one knew an RBS as integrated with the transformer, the risk of severe electric shock from tampering with a transformer can potentially dissuade would-be thieves.
[0180] According to an eighth embodiment of the present invention, it is provided a method for installing a communication module and an antenna module in a preexisting electric equipment, particularly a transformer. According to this embodiment, the communication module and the antenna module are able to transmit and receive data signals in a data communication network, particularly a 5G network.
[0181] The method comprises providing a communication module and an antenna module configured to receive and transmit data communication signals in a data communication network, particularly a 5G communication network. The communication module and the antenna module are conveniently installed at or near the electric equipment and is coupled with the communication module.
[0182] Optionally, the communication module may also be installed in an existing housing at the electric equipment.
[0183] Optionally, the communication module may be shielded in a housing and the housing is installed at or near the transformer.
[0184] By way of example and referring to Figures 3, 4, 6 and 7, the electric equipment may be the pole-mounted transformer 100. The communication module may be the communication module 116 shielded in the housing 110 defined by the secondary bottom 109 and the bottom 103.
[0185] For example, and still referring to Figures 3, 4, 6 and 7, the antenna module may be the antenna profile 108, which is specially manufactured as described previously for receiving and transmitting data communication signals in a data communication network, particularly a 5G data communication network.
[0186] Optionally, antenna profile may replace all the corresponding conventional components in the existing electric equipment. In this example, the antenna profile is manufactured to act as a cooling tube so it may replace all cooling tubes 104 of the transformer 100.
[0187] By the example above, the electric equipment can thus additionally act as an RBS in a data communication network, particularly a 5G data communication network according to the present invention.
[0188] As will be appreciated by the skilled person, the present invention is not limited to the example above. Many variations are possible without departing from the scope of the present disclosure. For example, the antenna profile may be a primary or secondary bushing, the cover or the core of the transformer. Moreover, the electric equipment may be an equipment other than the transformer.
[0189] In another example and making reference to Figures 9-15, electric equipment may be the pole-mounted transformer 200 and the antenna module may be the antenna module 208, such that the communication module and the antenna module are configured to receive and transmit data communication signals in a data communication network, particularly a 5G data communication network, therefore allowing the transformer 200 to additionally act as an RBS of the data communication network.
[0190] By the example above, the electric equipment can thus additionally act as an RBS in a data communication network, particularly a 5G data communication network according to the present invention. [0191] The present embodiment provides a smooth transition from the conventional electric equipment of the prior art to the integrated electric equipment and RBS of the present disclosure.
[0192] Particularly, the present embodiment provides for reduced costs of physical space, infrastructure, logistics and time for the installation and operation of new RBS in the communication network by taking advantage of the existing power grid structure.
[0193] While the aspects of the present disclosure may be susceptible to various modifications and alternative forms, specific embodiments have been shown by way of example in the drawings and have been described in detail herein. But it should be understood that the invention is not intended to be limited to the particular forms disclosed. Rather, the invention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the following appended claims.

Claims

38 We claim:
1. An electric equipment (100, 200) capable of acting as a radio base station (RBS) in a data communication network, wherein the electric equipment (100, 200) comprises at least one communication module (116, 216) and at least one antenna (108, 208), wherein the at least one communication module (116, 216) and the at least one antenna (108, 208) are configured to transmit and receive data communication signals in the data communication network, thus enabling the electric equipment (100, 200) to additionally act as an RBS.
2. The electric equipment (100) of claim 1, wherein at least one component of the transformer is adapted to additionally act as the at least one antenna (108), wherein the at least one component is component made of structural carbon steel.
3. The electric equipment (100) of claim 2, wherein the at least one component is component made of SAE J403 1008/15 carbon steel.
4. The electric equipment (100, 200) of claim 1, wherein the communication module is shielded in a housing (110, 210) at the electric equipment.
5. The electric equipment (100, 200) of claim 1, wherein the electric equipment is a pole-mounted transformer, an industrial transformer or a power transformer.
6. The electric equipment (100, 200) of claim 1, wherein the data communication network is a 5G data communication network.
7. A electric power distribution network comprising one or more electric equipment, wherein at least one of said electric equipment is an electric equipment as defined in any one of claims 1 to 6.
8. The power distribution network of claim 7, wherein the one or more electric equipment further comprises one or more intelligent sensors for monitoring the electric equipment. 39
9. An industry or industrial park comprising one or more electric equipment, wherein at least one of said electric equipment is an electric equipment as defined in any one of claims 1 to 6.
10. The industry or industrial park of claim 9, wherein the one or more electric equipment further comprises one or more intelligent sensors for monitoring the electric equipment.
11. A method for installing a communication module and an antenna (108, 208) to an electric equipment (100, 200), the method comprising the steps of: a) providing at least one communication module at or near the electric equipment; b) coupling at least one antenna (108, 208) to the electric equipment; c) coupling the communication module and the antenna (108, 208), wherein the communication module and the antenna (108, 208) are configured to transmit and receive data communication signals in the data communication network, thus enabling the electric equipment (100, 200) to act as an RBS.
12. The method of claim 11, wherein the at least one antenna (108) is at least one component of the electric equipment (100, 200) can additionally act as the at least one antenna (108), wherein the at least one component is component made of structural carbon steel.
13. The electric equipment (100) of claim 11, wherein the at least one component is component made of SAE J403 1008/15 carbon steel.
14. The method of claim 11, wherein the communication module is provided in a housing (110, 210) at the electric equipment.
15. The method of claim 11, wherein the electric equipment is a pole-mounted transformer, an industrial transformer or a power transformer. 40
16. The method of claim 11, wherein the data communication network is a 5G data communication network.
17. The method of claim 12, wherein the at least one component of the electric equipment that also acts as an antenna (108) is installed such that at least some of the pre-existing corresponding components in the electric equipment are removed and replaced by the at least one component of the electric equipment that also acts as an antenna (108).
18. A method of manufacturing a component of an electric equipment, wherein the component is adapted to additionally act as an antenna of a radio base station to receive and transmit data communication signals in a communication network, comprising the steps of:
(a) providing a component of the electric machine, the component made of structural carbon steel;
(b) defining a space in the component for housing electronic components of an antenna.
19. The method of claim 16, wherein the at least one component is component made of SAE J403 1008/15 carbon steel.
20. The method of claim 18, wherein the electric equipment is a polemounted transformer, an industrial transformer or a power transformer.
21. The method of claim 18, wherein the data communication network is a 5G data communication network.
22. A method of manufacturing an electric equipment (100) capable of acting as a radio base station (RBS) in a data communication network, comprising the steps of: a) manufacturing at least one component (108) of the electric equipment (100), wherein the component is adapted to additionally act as an antenna, wherein the component is made of structural carbon steel; b) providing the electric equipment (100) with the least one component (108); c) providing the electric equipment (100) with at least one communication module (116), wherein the at least one communication module (116) and the at least one component (108) are configured to transmit and receive data communication signals in a data communication network, thus enabling the electric equipment (100) to act as an RBS.
23. The method of claim 22, wherein the electric equipment is a polemounted transformer, an industrial transformer or a power transformer.
24. The method of claim 22, wherein the data communication network is a 5G data communication network.
25. The method of claim 22, wherein the communication module (116) is shielded in a housing (101).
PCT/BR2021/050332 2020-08-07 2021-08-06 System, method and apparatus to securely integrate an electromagnetic waves transceiver for 5g broadband communication to electric equipment WO2022027120A1 (en)

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