CN111478448A - Power distribution monitoring operation and maintenance system - Google Patents
Power distribution monitoring operation and maintenance system Download PDFInfo
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- CN111478448A CN111478448A CN202010415475.2A CN202010415475A CN111478448A CN 111478448 A CN111478448 A CN 111478448A CN 202010415475 A CN202010415475 A CN 202010415475A CN 111478448 A CN111478448 A CN 111478448A
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- 238000009529 body temperature measurement Methods 0.000 claims description 30
- 238000005259 measurement Methods 0.000 claims description 18
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
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Abstract
The invention relates to the technical field of automatic monitoring control, and aims to provide a power distribution monitoring operation and maintenance system which comprises a data acquisition module for measuring the temperature condition and the power parameter condition of power equipment, and further comprises an L oRa collector and a gateway which are arranged in a monitoring area, wherein the data acquisition module is in communication connection with a L oRa collector, a L oRa collector is in communication connection with the gateway, the gateway is in communication connection with a terminal, and an early warning module for notifying a user when the power equipment is abnormal is arranged in the terminal.
Description
Technical Field
The invention relates to the technical field of automatic monitoring control, in particular to a power distribution monitoring operation and maintenance system.
Background
At present, the power distribution room management of a user unit is weak, the problems of insufficient investment, equipment aging, bad operation environment and the like exist, and the equipment needs to be regularly inspected, repaired and maintained so as to ensure the normal operation of the power distribution equipment. However, the periodic inspection period is long, and the potential safety hazards are difficult to find and eliminate in time due to the lack of professional technicians.
In order to accurately know and master the operation state and power supply condition of equipment in a power supply and distribution system and protect the power supply and distribution safety and system safety of the power supply and distribution system, the operation state of on-site equipment in the power supply and distribution system needs to be monitored in real time.
The existing power distribution room of a user unit generally adopts regular inspection to determine the equipment condition, is lack of unified monitoring, is difficult to acquire the running environment condition of the equipment in time and is difficult to find out and remove minor faults or hidden dangers in time. Meanwhile, a fault or an accident due to intrusion of a foreign person may occur. When the power distribution equipment fails and has power failure, a user can find the fault on site only after reporting the fault, determine the fault point and then arrange power distribution maintenance personnel to remove the fault, and the processing process consumes long time, so that the speed of fault processing is reduced, and the economic loss caused by the fault is increased.
The above prior art solutions have the following drawbacks: the power distribution management of the existing user unit is lack of unified monitoring, and due to the fact that the technical level of inspection personnel is limited and the inspection period is long, faults or hidden dangers are difficult to find and eliminate in time, the speed of fault processing is reduced, and economic loss caused by faults is increased.
Disclosure of Invention
The invention aims to provide a power distribution monitoring operation and maintenance system which has real-time monitoring and early warning functions, can timely find and eliminate faults or hidden dangers, accelerates the processing speed of the faults and reduces economic loss caused by the faults.
The above object of the present invention is achieved by the following technical solutions:
distribution control fortune dimension system, including the data acquisition module who measures power equipment's the temperature condition and the electric power parameter condition, still including laying L oRa collectors and the gateway in the monitoring area, data acquisition module with L oRa collector communication is connected, L oRa collector with the gateway communication is connected, the gateway communication is connected with the terminal, be provided with the early warning module that is used for notifying the user when power equipment is unusual in the terminal.
By adopting the technical scheme, the data acquisition module monitors the temperature condition and the power parameter condition of the power equipment in real time and transmits data information to the terminal through the L oRa collector and the gateway, the data information can be freely used for a long time after being put into the equipment in the early stage through the self-organizing L oRa network without paying communication charge to an operator, and the early warning module in the terminal informs a user when the power equipment is abnormal, so that the user can timely inform maintenance personnel to overhaul, and further the power distribution monitoring operation and maintenance system has the functions of real-time monitoring and early warning, timely discovers and eliminates faults or hidden dangers, accelerates the processing speed of the faults and reduces the economic loss caused by the faults.
The present invention in a preferred example may be further configured to: the early warning module receives the data information acquired by the data acquisition module, compares the data information with an internal preset warning value, and when the acquired data information value meets a warning condition, the terminal sends early warning information to a user.
By adopting the technical scheme, the data acquisition module acquires the temperature information and the ammeter information of the power equipment and transmits the temperature information and the ammeter information to the terminal, and when the acquired numerical value meets the alarm condition, the terminal sends early warning information to the user in the form of short messages or WeChat and the like, and the user is reminded to inform a maintainer to check the details of faults or hidden dangers.
The invention in a preferred example can be further configured that the data acquisition module comprises a wireless measurement module for measuring the temperature condition and the power parameter condition of the power equipment, the wireless measurement module is connected with a wireless communication converter in a communication way, and the wireless communication converter is connected with the L oRa collector in a communication way.
Through adopting above-mentioned technical scheme, in wireless measurement module transmitted the terminal with the data message of gathering through wireless communication converter, L oRa collector and gateway, did not reserve the vacancy and supply the electric power instrument installation in joining in marriage the electrical room when joining in marriage, perhaps, the electric power instrument that has installed does not support communication function, utilizes wireless measurement module to carry out the measurement of the temperature condition and the electric power parameter condition of power equipment to solve the problem that can not install the electric power instrument that can communicate in joining in marriage the electrical room, convenient operation.
In a preferred example, the data acquisition module comprises a temperature measurement module for measuring the temperature condition of the power equipment and an instrument module for measuring the power parameter condition of the power equipment, the temperature measurement module is in communication connection with a wireless temperature measurement host, the wireless temperature measurement host is in communication connection with the L oRa collector, and the instrument module is in communication connection with the L oRa collector.
Through adopting above-mentioned technical scheme, when can installing the electric power instrument of communication in joining in marriage electrical room, temperature measurement module measures power equipment's the temperature condition, instrument module measures power equipment's electric power parameter condition, temperature measurement module is through wireless temperature measurement host computer with the temperature information of gathering, L oRa collector and gateway transmit to the terminal in, instrument module transmits the temperature information of gathering to the terminal in through L oRa collector and gateway, realize data acquisition and transmission function, and simultaneously, the data content of monitoring includes power equipment's temperature and electric power parameter condition, the data type is more comprehensive, measurement accuracy is higher, be favorable to the terminal to carry out early warning more accurately.
The present invention in a preferred example may be further configured to: the terminal comprises a local server, and the early warning module is arranged in the local server.
By adopting the technical scheme, the local server is utilized to process, analyze and collect the data information, the server does not need to be rented, and the operation and maintenance cost is low.
The present invention in a preferred example may be further configured to: the gateway is in wired connection with the local server through a network cable or an optical fiber.
By adopting the technical scheme, the gateway is in wired communication with the local server through the optical fiber or the network cable, so that long-distance data transmission is realized, meanwhile, a public network fixed IP used by 2/3/4G does not need to be deployed on the local server, and the cost is low.
The present invention in a preferred example may be further configured to: the terminal comprises a cloud platform, and the early warning module is arranged in the cloud platform.
By adopting the technical scheme, the cloud platform is used for processing and analyzing data, the functions are powerful, the requirements of a large amount of data can be met, and the storage and processing of big data are facilitated.
The present invention in a preferred example may be further configured to: the terminal is in communication connection with a client, and the client accesses data information stored in the terminal.
By adopting the technical scheme, the user can acquire the data information stored in the terminal by means of the client so as to know the condition and the fault record of the power equipment in the power distribution room in time, so that the method is visual and clear and is convenient to operate.
The present invention in a preferred example may be further configured to: the method comprises the steps that specific position information of each power device is recorded and stored in the terminal, the terminal carries out unique identification on each power device, and before the terminal sends early warning information to a user, the terminal identifies abnormal power devices and acquires specific positions corresponding to the abnormal power devices to add the specific positions to the early warning information.
Through adopting above-mentioned technical scheme, the concrete position of each power equipment is input in advance and is saved to the terminal in, and the only sign of each power equipment for the terminal can discern the concrete position that power equipment corresponds when receiving unusual power equipment data, and send for the user with the early warning information form, the user of being convenient for is fixed a position unusual power equipment rapidly and is informed maintainer to overhaul, and then in time discover and get rid of trouble or hidden danger, accelerate the processing speed of trouble, reduce the economic loss that the trouble caused.
The present invention in a preferred example may be further configured to: and the terminal informs the user and the maintainer at the same time.
By adopting the technical scheme, the early warning message can be timely sent to the maintainers, the effectiveness is higher, the processing speed of the fault is accelerated, and the economic loss caused by the fault is reduced.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the power distribution monitoring operation and maintenance system has real-time monitoring and early warning functions, and can find and eliminate faults or hidden dangers in time, accelerate the processing speed of the faults and reduce the economic loss caused by the faults;
2. the wireless measurement module is used for measuring the temperature condition and the power parameter condition of the power equipment, so that the problem that a communicable power instrument cannot be installed in a power distribution room is solved, and the operation is convenient;
3. when a communicable power instrument can be installed in the power distribution room, the temperature measuring module and the instrument module are used for measuring the temperature condition and the power parameter condition of the power equipment, so that the reference data is more comprehensive, the measurement precision is higher, and the terminal can perform early warning more accurately;
4. the local server is used for processing, analyzing and collecting data information, the server does not need to be rented, and the operation and maintenance cost is low;
5. the gateway carries out long-distance wired communication with the local server through optical fibers or network cables, so that the cost is low;
6. the cloud platform is used for processing and analyzing data, has strong functions, can meet the requirements of a large amount of data, and is beneficial to storage and processing of big data;
7. the user can acquire the data information and the fault record stored in the terminal by means of the client, so that the condition and the fault record of the power equipment in the power distribution room can be known in time, and the method is visual and clear and is convenient to operate;
8. the specific position of the abnormal power equipment is sent to a user in an early warning information form, so that the user can quickly locate the abnormal power equipment and inform a maintainer of overhauling, and the processing speed of the fault is accelerated;
9. the terminal notifies the user and notifies the maintainer at the same time, so that the effectiveness is higher, and the fault processing speed is accelerated.
Drawings
Fig. 1 is a block diagram of a power distribution monitoring operation and maintenance system.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present invention will be described in further detail with reference to the drawings attached hereto.
Referring to fig. 1, an embodiment of the present invention provides a power distribution monitoring operation and maintenance system, including a data acquisition module for measuring a temperature condition and a power parameter condition of a power device, where the data acquisition module includes a temperature measurement module for measuring the temperature condition of the power device, an instrument module for measuring the power parameter condition of the power device, and a wireless measurement module for measuring the temperature condition and the power parameter condition of the power device, where the power parameter includes power parameters such as phase voltage, line voltage, phase current, active/reactive/apparent power, power factor, power frequency, voltage current distortion, three-phase imbalance, incoming line cabinet power consumption, power distribution cabinet power consumption, air conditioner power consumption, lighting power consumption, temperature of a room environment, humidity, dew point, and the like in a power distribution loop, and the temperature condition includes cable temperature and the like.
The temperature measurement module comprises a wireless temperature measurement host and a temperature measurement sensor. The model of the wireless temperature measurement host is GY-WZ-E. In this embodiment, the temperature measurement sensor includes an indoor active wireless temperature measurement sensor, an indoor passive wireless temperature measurement sensor, an outdoor active temperature measurement sensor, and a micro passive temperature measurement sensor. The model of the indoor active wireless temperature measuring sensor is GY-WM-B. The model of the indoor passive wireless temperature measuring sensor is GY-WM-C. The model of the outdoor active temperature measurement sensor is GY-WM-D. The model of the miniature passive temperature measurement sensor is GY-WM-E.
The instrument module is including having the smart electric meter and the temperature and humidity transmitter of communication function, and temperature and humidity transmitter embeds the probe, and temperature and humidity transmitter is connected with temperature and humidity controller to be used for real-time display to join in marriage temperature, humidity information in the electrical room. In this embodiment, the model of smart electric meter is DTSD 4000's wireless multifunctional electric meter, and wireless multifunctional electric meter adopts the magnetic induction mode to read the electric power parameter value on the power line, need not external power supply. The type of the temperature and humidity transmitter is H-290D series, and the type of the temperature and humidity controller is GY-ZWS-66-2W2S or GY-THNS.
The wireless measurement module comprises a multifunctional wireless measurement module and an open type mutual inductor with a temperature measurement function. In this embodiment, multi-functional wireless measurement module is AEW100 wireless measurement module, mainly used measures the three-phase active power ability of low pressure network, RS485 communication and 470MHz wireless communication function have, convenience of customers carries out the power consumption monitoring, the collection is copied and is managed, the precision is high simultaneously, small, advantages such as simple to operate, can install in the block terminal in a flexible way, the realization is to the branch electric energy measurement of different regions and different loads, statistics and analysis, so that do not reserve vacancy installation electric power instrument in joining in marriage the electrical room, perhaps the electric power instrument that has installed does not support the occasion of communication function, carry out electric power parameter and temperature condition information acquisition on the power line, and convenient for operation. The open type mutual inductor is an AKH-0.66K series open type current mutual inductor.
The system comprises a L oRa collector and a gateway which are arranged in a monitoring area, wherein a plurality of L oRa collectors are uniformly arranged in the monitoring area, so that signals cover the whole monitoring area, a data acquisition module is in communication connection with a L oRa collector, a L oRa collector is in communication connection with the gateway, the gateway is in communication connection with a terminal, and an early warning module for notifying a user when power equipment is abnormal is arranged in the terminal.
The L oRa wireless technology based on L oRa collectors and gateways has the advantages that the distance of propagation is longer than that of other wireless modes under the same power consumption condition, low power consumption and long distance unification are achieved, the distance of propagation is increased by 3-5 times compared with that of traditional wireless radio frequency communication under the same power consumption, communication charge needs to be paid to an operator when other wireless communication modes are used, L ORA belongs to a self-organized network, equipment is thrown in the early stage and can be used for free for a long time, the operation and maintenance cost is low, the working frequency of L oRa is 420MHZ-480MHZ, and in the embodiment, the working frequency of L oRa is set to 433 MHZ.
Referring to fig. 1, a plurality of L oRa collectors are all wirelessly connected with a gateway through frequency 433MHZ, a temperature measuring sensor is wirelessly connected with a wireless temperature measuring host through frequency 433MHZ, the wireless temperature measuring host is connected with a nearby L oRa collector through a 485 communication line in a wired manner, an instrument module is connected with a nearby L oRa collector through a 485 communication line in a wired manner, a wireless measuring module is wirelessly connected with a wireless communication converter through frequency 433MHZ, and the wireless communication converter is connected with a nearby L oRa collector through a 485 communication line in a wired manner.
The gateway is also in wireless connection with a control box, the control box is in communication with the gateway through the frequency 433MHZ, the control box controls the work of the temperature measurement module, the instrument module and the wireless measurement module, and parameter information such as the temperature measurement frequency and the reporting frequency of the data acquisition module is set. The control box comprises a control box containing an independent temperature measuring instrument so as to measure the temperature value on the main line in real time.
The gateway is further connected with a terminal, and the terminal comprises a local server and a cloud platform. The local server does not need to rent money, and the operation and maintenance cost is low. The cloud platform has powerful data analysis and processing functions and can meet the requirement of storage and processing of big data. And starting any one of the local server or the cloud platform as a terminal according to the actual requirement of the user.
The gateway is in wired connection with the local server through a network cable or an optical fiber, and the transmission distance of the optical fiber is longer than that of the network cable. The local server does not need to deploy a public network fixed IP used by 2/3/4G, and the operation and maintenance cost is low.
The gateway is in wired connection with the cloud platform through a network cable or an optical fiber, or the gateway and the cloud platform are in wireless communication through 2/3/4G network.
The terminal is internally provided with an early warning module used for notifying a user when the power equipment is abnormal. The early warning module receives the data information acquired by the data acquisition module and compares the data information with an internal preset alarm value. When the acquired data value of the temperature measuring equipment or the electric meter meets the alarm condition, the terminal sends early warning information to users and maintainers in the forms of short messages or WeChat and the like. The alarm conditions comprise a low limit alarm and a high limit alarm, wherein the low limit alarm is lower than a certain alarm value, and the high limit alarm is higher than a certain alarm value.
The specific position information of each power device is recorded and stored in the terminal in advance, the terminal carries out unique identification on each power device, when the power device is abnormal, the terminal identifies the identification of the abnormal power device and obtains the specific position information corresponding to the abnormal power device, and the specific position information is added into the early warning information and sent to users and maintainers.
For example, when the temperature value of the temperature measuring device is higher than 50 degrees, the terminal identifies and acquires specific position information corresponding to the abnormal power device, and edits the position information into a short message or a WeChat and sends the position information to a user and a maintainer so as to play a warning role.
The terminal is in communication connection with a client, the client is a webpage end, the client accesses data information stored in the terminal, and the data information in the server can be accessed by opening the webpage, so that the operation is convenient.
The client is in wired connection with the local server through a network cable or an optical fiber.
The client is in wired connection with the cloud platform through a network cable or an optical fiber, or the client is in wireless communication with the cloud platform through an 2/3/4G network.
The implementation principle of the embodiment is as follows: selecting a power distribution room and a power distribution loop through an early warning module, and setting a specific alarm value, an alarm value range and an alarm condition of corresponding power equipment; parameter information such as temperature measurement frequency and reporting frequency of the data acquisition module is set through the control box.
When can install the electric power instrument of communication in the power distribution room, utilize temperature measurement module and instrument module real-time supervision power equipment's temperature condition and electric power parameter condition, the temperature information wireless transmission that temperature measurement module gathered is behind wireless temperature measurement host computer, transmit to the L oRa collector through the 485 communication line, the electric power parameter information that instrument module gathered transmits to the L oRa collector through the 485 communication line, the L oRa collector is with received temperature information or electric power parameter information wireless transmission to gateway again, the gateway is with data information in through net twine or optical fiber transmission to local server or in the cloud platform, also can adopt 2/3/4G wireless communication between gateway and the cloud platform.
When a power instrument which can be communicated cannot be installed in a power distribution room, the wireless measurement module is used for monitoring the temperature condition and the power parameter condition of power equipment in real time and transmitting the temperature condition and the power parameter condition to the wireless communication converter in a wireless mode, the wireless communication converter transmits the received temperature information and the received power parameter information to the L oRa collector through the 485 communication line, the L oRa collector transmits the received temperature information and the received power parameter information to the gateway in a wireless mode, and the gateway transmits the data information to the local server or the cloud platform through the network cable or the optical fiber.
The early warning module in the local server or the cloud platform compares the collected electric parameter condition and temperature condition of the electric power equipment with a preset warning value and warning value range, and simultaneously, the electric parameter value and the temperature value are displayed in the form of a curve graph and a data table, and the power consumption is analyzed and compared by taking a loop as a unit, such as synchronous analysis of the current period and the last year, and cyclic analysis of the current period and the last period.
When the acquired data value meets the alarm condition, the local server or the cloud platform sends early warning information containing the specific position of the abnormal power equipment to the user and the maintainer in a short message or WeChat mode, and the user and the maintainer are reminded and warned in time.
The user can access the data information and the fault records stored in the terminal by means of the client if necessary, so that the condition and the fault records of the power equipment in the power distribution room can be known conveniently and timely, and the method is visual and clear and is convenient to operate.
And then the power distribution monitoring operation and maintenance system has the functions of real-time monitoring and early warning, and has the advantages of low power consumption and low operation and maintenance cost, thereby being beneficial to timely finding and eliminating faults or hidden dangers, accelerating the processing speed of the faults and reducing the economic loss caused by the faults.
Claims (10)
1. Distribution control fortune dimension system, including the data acquisition module who measures power equipment's the temperature condition and the electric power parameter condition, its characterized in that still includes L oRa collectors and the gateway laid in the monitoring area, data acquisition module with L oRa collector communication is connected, L oRa collector with the gateway communication is connected, the gateway communication is connected with the terminal, be provided with the early warning module that is used for notifying the user when power equipment is unusual in the terminal.
2. The power distribution monitoring operation and maintenance system according to claim 1, wherein the early warning module receives data information collected by the data collection module, compares the data information with an alarm value preset inside, and when the collected data information value meets an alarm condition, the terminal sends early warning information to a user.
3. The power distribution monitoring operation and maintenance system according to claim 1, wherein the data acquisition module comprises a wireless measurement module for measuring the temperature condition and the power parameter condition of the power equipment, the wireless measurement module is communicatively connected with a wireless communication converter, and the wireless communication converter is communicatively connected with the L oRa acquisition device.
4. The power distribution monitoring operation and maintenance system according to claim 1, wherein the data collection module comprises a temperature measurement module for measuring the temperature condition of the power equipment and an instrument module for measuring the power parameter condition of the power equipment, the temperature measurement module is in communication connection with a wireless temperature measurement host, the wireless temperature measurement host is in communication connection with the L oRa collector, and the instrument module is in communication connection with the L oRa collector.
5. The power distribution monitoring operation and maintenance system according to claim 1, wherein the terminal comprises a local server, and the early warning module is disposed in the local server.
6. The power distribution monitoring operation and maintenance system according to claim 5, wherein the gateway is connected with the local server through a network cable or an optical fiber in a wired manner.
7. The power distribution monitoring operation and maintenance system according to claim 1, wherein the terminal comprises a cloud platform, and the early warning module is arranged in the cloud platform.
8. The power distribution monitoring operation and maintenance system according to claim 1, wherein the terminal is communicatively connected with a client, and the client accesses data information stored in the terminal.
9. The power distribution monitoring operation and maintenance system according to claim 2, wherein specific position information of each power device is recorded and stored in the terminal, the terminal uniquely identifies each power device, and before the terminal sends the warning information to the user, the terminal identifies the abnormal power device and acquires the specific position corresponding to the abnormal power device to add the specific position to the warning information.
10. The power distribution monitoring operation and maintenance system according to claim 9, wherein the terminal notifies a service person at the same time as notifying a user.
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| CN112861421A (en) * | 2021-01-08 | 2021-05-28 | 陕西比瑞控制技术设备有限公司 | Intelligent analysis early warning system and method for power equipment |
| CN113676520A (en) * | 2021-07-29 | 2021-11-19 | 河南北斗电气设备有限公司 | Beidou cloud platform system for electric power operation maintenance based on Internet of things |
| CN115079653A (en) * | 2022-06-24 | 2022-09-20 | 山东浪潮科学研究院有限公司 | Intelligent factory management system based on LoRa wireless communication technology |
| CN115278925A (en) * | 2022-07-04 | 2022-11-01 | 广西电网有限责任公司桂林供电局 | Non-fixed IP data intercommunication method and system based on 4G communication |
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