CN112737126A - Intelligent energy-saving switch device and system - Google Patents
Intelligent energy-saving switch device and system Download PDFInfo
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- CN112737126A CN112737126A CN202110026251.7A CN202110026251A CN112737126A CN 112737126 A CN112737126 A CN 112737126A CN 202110026251 A CN202110026251 A CN 202110026251A CN 112737126 A CN112737126 A CN 112737126A
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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
- H02J13/00001—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 characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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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
- H02J13/00006—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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
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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
- H02J13/00006—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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
- H02J13/00017—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 characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus using optical fiber
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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
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Abstract
The invention provides an intelligent energy-saving switch device and system, and relates to the technical field of new energy photovoltaic. The intelligent energy-saving switch device comprises an intelligent controller, switch equipment and a control signal module. The control signal generated by the control signal module is transmitted to the intelligent controller, and the intelligent controller controls the switch equipment according to the received control signal to disconnect or connect the switch equipment. Through the control of the switch equipment, the connection between the field area and the power grid is controllable, so that no-load loss of the field area when the power is not generated is eliminated, electric energy loss is reduced, energy waste is reduced, and economic benefits of projects are facilitated. In addition, the invention also provides an intelligent energy-saving switch system which comprises a background management system, an optical fiber switch and an intelligent energy-saving switch device. The background management system is connected with the intelligent energy-saving switch device through the optical fiber switch and is used for monitoring the intelligent energy-saving switch device.
Description
Technical Field
The invention relates to the technical field of new energy photovoltaic, in particular to an intelligent energy-saving switch device and system.
Background
The history of solar energy utilization by humans can be traced back to the era of human origin. Under the conditions of global warming, deterioration of human ecological environment, shortage of conventional energy resources and environmental pollution, photovoltaic power generation is highly valued in the world and develops rapidly. In the long term, a distributed power supply is finally used for entering an electric power market and partially replacing conventional energy; in recent years, photovoltaic power generation can be used as supplement of conventional energy, the requirement of civil life electricity in special application fields and remote areas without electricity is met, and the photovoltaic power generation system has great significance in environmental protection and energy strategy.
In recent years, China vigorously supports the growth and development of the photovoltaic industry, civil operating capital synchronously and quickly enters the industry development process, and diversified and sustainable development of the operating industry of the photovoltaic power station in China is effectively promoted and promoted.
In the current new energy photovoltaic project, whether an electric field generates power or not is connected with a power grid, so that the connection and disconnection between a field area and the power grid cannot be controlled, however, when a new energy plant area is not used for generating power, the field area is in no-load loss due to the fact that the new energy plant area is connected all the time, electric energy loss is caused, energy waste is caused, and economic benefits of the project are not facilitated.
Disclosure of Invention
The invention aims to provide an intelligent energy-saving switch device and an intelligent energy-saving switch system, which are used for solving the problem of no-load loss of a field area in the prior art.
In a first aspect, an embodiment of the present application provides an intelligent energy-saving switch device, which includes an intelligent controller, a switch device, and a control signal module. And the control signal module is used for generating a control signal. And the intelligent controller is respectively connected with the switch equipment and the control signal module and is used for controlling the on-off of the switch equipment according to the control signal. And the switch equipment is respectively connected with the field area and the power grid so as to connect or disconnect the field area and the power grid.
In the implementation process, the control signal generated by the control signal module is transmitted to the intelligent controller, and the intelligent controller controls the switch equipment according to the received control signal to disconnect or connect the switch equipment. Through the control of the switch equipment, the connection between the field area and the power grid is controllable, so that no-load loss of the field area when the power is not generated is eliminated, electric energy loss is reduced, energy waste is reduced, and economic benefits of projects are facilitated.
In some embodiments of the invention, the intelligent controller comprises a central processor and a digital signal processor.
In some embodiments of the invention, the control signal module includes an analog-to-digital conversion module and a transformer. The transformer is used for acquiring an analog signal from the electric field. And the input end of the analog-to-digital conversion module is connected to the mutual inductor, and the output end of the analog-to-digital conversion module is connected with the intelligent controller so as to convert the analog signals acquired from the mutual inductor into digital signals and transmit the digital signals to the intelligent controller.
In the implementation process, the electric signal acquired by the mutual inductor from the electric field is an analog signal, the analog signal can be converted into a digital signal through the analog-to-digital conversion module, the digital signal is a signal which can be identified by the intelligent controller, and the intelligent controller executes control operation after receiving the digital signal.
In some embodiments of the invention, the transformer comprises a current transformer and/or a voltage transformer. And one end of the current transformer is connected with the electric field, and the other end of the current transformer is connected with the analog-to-digital conversion module so as to be used for converting the first current in the electric field into the second current. And one end of the voltage transformer is connected with the electric field, and the other end of the voltage transformer is connected with the analog-to-digital conversion module so as to be used for converting the first voltage into the second voltage.
In the implementation process, the voltage and the current acquired by the mutual inductor from the electric field both belong to high voltage and large current, the high voltage can be converted into low voltage through the voltage mutual inductor, and the large current can be converted into small current through the current mutual inductor, so that the analog-to-digital conversion module is protected from being damaged by the high voltage or the large current, and the circuit can normally run.
In some embodiments of the invention, the control signal module comprises an astronomical algorithm unit for generating the time control signal using an astronomical algorithm. In the implementation process, the astronomical algorithm unit automatically and accurately calculates the local time of sky brightness and darkness according to the longitude and latitude of different places and the change rule of earth rotation and revolution, thereby sending out a time control signal. Therefore, the intelligent controller can control the on-off of the switch equipment through the time control signal, so that the no-load loss of a field area is reduced, the source waste is reduced, and the economic benefit of a project is facilitated.
In some embodiments of the present invention, the intelligent energy-saving switch device further comprises an environment monitoring module and a switch knife switch position module. And the environment monitoring module is connected with the intelligent controller and used for monitoring environment information and transmitting the environment information to the intelligent controller. And the switch disconnecting link position module is connected with the intelligent controller and is used for outputting switch disconnecting link position information to the intelligent controller.
In the implementation process, the environment monitoring module is used for monitoring environment information, so that the intelligent energy-saving switch device can be timely disconnected from the power grid when the surrounding environment is dangerous, disasters such as fire disasters are avoided, and the circuit is safer.
In some embodiments of the present invention, the intelligent energy-saving switch device further comprises an alarm module and a human-computer interaction module. And the alarm module is connected with the intelligent controller to receive the alarm signal. And the human-computer interaction module is connected with the intelligent controller to display information.
In the implementation process, the alarm module is connected with the intelligent controller, and when equipment fails, the alarm module is favorable for timely reminding a user of alarm information. The man-machine interaction module is used for displaying and receiving related information, and the interactivity of the intelligent energy-saving switch device is improved.
In some embodiments of the present invention, the intelligent energy saving switch device further comprises an interface module. And the interface module is connected with the intelligent controller and is used for communicating with external equipment.
In some embodiments of the invention, the intelligent controller, the switch device and the control signal module are arranged in the switch cabinet, so that the intelligent energy-saving switch device is waterproof, dustproof and more convenient to use.
In a second aspect, an embodiment of the present application provides an intelligent energy-saving switch system, which includes a background management system, an optical fiber switch, and an intelligent energy-saving switch device. And the background management system is connected with the intelligent energy-saving switch device through the optical fiber switch and is used for monitoring the intelligent energy-saving switch device. And the intelligent energy-saving switch device is connected in series in front of the incoming line switch of each current collection line and is arranged outside the booster station so as to control the on-off of the power grid and the field.
In the implementation process, the background management system is installed in the station and is connected with the intelligent energy-saving switch device through the optical fiber switch, the intelligent switch device is installed in series in front of each current collecting line inlet switch of the electric field, and the intelligent switch device is installed outside the booster station so as to avoid real-time monitoring of the power grid on equipment in the station. The intelligent switching device detects whether the electric field is in a power generation state or not and communicates with the background system in the station. The system can directly eliminate the no-load loss under the condition that the field does not generate electricity, and reduces the electric energy loss, thereby reducing the energy waste and being beneficial to the economic benefit of projects.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic diagram of an intelligent energy-saving switching device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an intelligent energy-saving switch system according to an embodiment of the present invention.
Icon: 100-a control signal module; 101-an analog-to-digital conversion module; 102-a voltage transformer; 103-a current transformer; 200-an intelligent controller; 300-a switching device; 4-background management system; 5-a fiber switch; 6-an interface module; 7-an alarm module; 8-a human-computer interaction module; 9-switch knife switch position module; 10-environment monitoring module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the term "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
In the description of the present application, it should be noted that the terms "outside" and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally laid out when products of the application are used, and are only used for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application.
In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the individual features of the embodiments can be combined with one another without conflict.
Referring to fig. 1, fig. 1 is a schematic diagram of an intelligent energy-saving switch device. The intelligent energy-saving switch device comprises an intelligent controller 200, a switch device 300 and a control signal module 100.
And a control signal module 100 for generating a control signal.
And the intelligent controller 200 is respectively connected with the switch device 300 and the control signal module 100, and is used for controlling the on/off of the switch device 300 according to the control signal.
And a switching device 300 connected to the field and the power grid, respectively, to connect or disconnect the field to the power grid.
In the implementation process, the control signal generated by the control signal module 100 is transmitted to the intelligent controller 200, and the intelligent controller 200 controls the switching device 300 according to the received control signal, so as to disconnect or connect the switching device 300. When the electric field does not generate power, after the intelligent controller 200 receives the disconnected control signal generated by the control signal module 100, the switching device 300 is controlled to be disconnected, so that the field area is disconnected from the power grid, and the field area does not absorb power from the power grid; when the electric field generates electricity, after the intelligent controller 200 receives the communicated control signal generated by the control signal module 100, the switching device 300 is controlled to be switched on, so that the field is communicated with the power grid, and the field transmits power to the power grid. Through the control of the switch device 300, the connection between the field and the power grid is controllable, so that no-load loss of the field when the field does not generate power is eliminated, electric energy loss is reduced, energy waste is reduced, and economic benefits of projects are facilitated.
For example, the switching device 300 is controlled to be on or off by the inverter start-stop condition using a more accurate photovoltaic inverter start-stop algorithm. The photovoltaic field inverter can be automatically started and stopped when the illumination intensity reaches a certain condition, and then generates a corresponding control signal through the control signal module 100, and the intelligent controller 200 controls the on-off of the switching device 300 after receiving the control signal generated by the control signal module 100.
The intelligent controller 200 includes a central processing unit and a digital signal processor.
The control signal module 100 includes an analog-to-digital conversion module and a transformer.
The transformer is used for acquiring an analog signal from the electric field.
And an analog-to-digital conversion module, an input end of which is connected to the transformer, and an output end of which is connected to the intelligent controller 200, so as to convert the analog signal obtained from the transformer into a digital signal and transmit the digital signal to the intelligent controller 200.
In the implementation process, the electric signal acquired by the mutual inductor from the electric field is an analog signal, the analog signal can be converted into a digital signal through the analog-to-digital conversion module, the digital signal is a signal recognizable by the intelligent controller 200, and the intelligent controller 200 executes control operation after receiving the digital signal.
Wherein the transformers comprise a current transformer 103 and/or a voltage transformer 102.
And one end of the current transformer 103 is connected with the electric field, and the other end of the current transformer is connected with the analog-to-digital conversion module so as to convert the first current in the electric field into the second current.
And one end of the voltage transformer 102 is connected with the electric field, and the other end of the voltage transformer is connected with the analog-to-digital conversion module, so as to convert the first voltage into a second voltage. And simultaneously can be used as a power supply of the device.
In the implementation process, the voltage and the current acquired by the transformer from the electric field both belong to high voltage and large current, the high voltage can be converted into low voltage through the voltage transformer 102, and the large current can be converted into small current through the current transformer 103, so that the analog-to-digital conversion module 101 is protected from being damaged by the high voltage or the large current, and the circuit can normally operate.
As one of the embodiments, the control signal module 100 includes an astronomical algorithm unit for generating the time control signal using an astronomical algorithm.
In the implementation process, the astronomical algorithm unit automatically and accurately calculates the local time of sky brightness and darkness according to the longitude and latitude of different places and the change rule of earth rotation and revolution, thereby sending out a time control signal. Therefore, the intelligent controller 200 can control the on-off of the switch device 300 through the time control signal, so that the no-load loss of a field area is reduced, the source waste is reduced, and the economic benefit of a project is facilitated.
As one embodiment, the intelligent energy-saving switch device further includes an environment monitoring module 10 and a switch knife switch position module 9.
And an environment monitoring module 10 connected to the intelligent controller 200 for monitoring the environment information and transmitting the environment information to the intelligent controller 200.
And the switch disconnecting link position module 9 is connected with the intelligent controller 200 and is used for outputting switch disconnecting link position information to the intelligent controller 200.
In the implementation process, environment monitoring module 10 is used for monitoring environmental information, for example, environment monitoring module 10 is a temperature sensor, when temperature sensor detects the high temperature of surrounding environment, temperature sensor transmits data to analog-to-digital conversion module 101, analog-to-digital conversion module 101 converts analog temperature signals into digital temperature signals, and then transmits to intelligent controller 200, intelligent controller 200 controls switch device 300 to be disconnected according to control signals, so that intelligent energy-saving switch device can be timely disconnected from the power grid when danger occurs in the environment, disasters such as fire disasters are avoided, and the circuit is safer.
As one embodiment, the intelligent energy-saving switch device further comprises an alarm module 7 and a human-computer interaction module 8.
And an alarm module 7 connected to the intelligent controller 200 to receive an alarm signal.
And the human-computer interaction module 8 is connected with the intelligent controller 200.
In the implementation process, the alarm module 7 is connected with the intelligent controller 200, and when equipment fails, the alarm module is favorable for timely reminding a user of alarm information. The man-machine interaction module 8 comprises a display device and an input device, the display device is used for displaying relevant information, and the input device is used for receiving the relevant information, so that the interactivity of the intelligent energy-saving switch device is improved.
As one embodiment, the intelligent energy-saving switch device further includes an interface module 6.
And an interface module 6 connected with the smart controller 200 for communicating with an external device.
In the implementation process, the interface module 6 includes one or more of a communication module, an ethernet interface, an RS485 interface, and a printer interface. The interface module 6 is arranged to enable the intelligent energy-saving switch device to be connected with various external devices.
Wherein, intelligent control ware 200, switchgear 300 and control signal module 100 set up in the cubical switchboard for this energy-conserving switching device of intelligence is waterproof, dustproof, and it is more convenient to use.
Referring to fig. 2, fig. 2 is a diagram of an intelligent energy-saving switch system. The intelligent energy-saving switch system comprises a background management system 4, an optical fiber switch 5 and an intelligent energy-saving switch device.
And the background management system 4 is connected with the intelligent energy-saving switch device through the optical fiber switch 5 and is used for monitoring the intelligent energy-saving switch device.
And the intelligent energy-saving switch device is connected in series in front of the incoming line switch of each current collection line and is arranged outside the booster station so as to control the on-off of the power grid and the field.
In the implementation process, the background management system 4 is installed in the station and is connected with the intelligent energy-saving switch device through the optical fiber switch 5, the intelligent switch device is installed in series in front of each current collecting line incoming switch of the electric field, and the intelligent switch device is installed outside the booster station so as to avoid real-time monitoring of the power grid on equipment in the station. The intelligent switching device detects whether the electric field is in a power generation state or not and communicates with the background system in the station. When the electric field does not generate electricity, the intelligent switching device receives a signal, the switch is switched off, and the field area does not absorb power from the power grid; when the electric field generates electricity, the intelligent switch device receives signals, the switch is switched on, and the field transmits electricity to the power grid.
To sum up, according to the intelligent energy-saving switch device and the system provided by the embodiment of the present application, the control signal generated by the control signal module 100 in the intelligent energy-saving switch device is transmitted to the intelligent controller 200, and the intelligent controller 200 controls the switch device 300 according to the received control signal, so as to disconnect or connect the switch device 300. Through the control of the switch device 300, the connection between the field and the power grid is controllable, so that the no-load loss of the field is eliminated, the electric energy loss is reduced, the energy waste is reduced, and the economic benefit of the project is facilitated.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. An intelligent energy-saving switch device is characterized by comprising an intelligent controller, a switch device and a control signal module;
the control signal module is used for generating a control signal;
the intelligent controller is respectively connected with the switch equipment and the control signal module and is used for controlling the on-off of the switch equipment according to a control signal;
and the switch equipment is respectively connected with the field area and the power grid so as to connect or disconnect the field area and the power grid.
2. The intelligent energy-saving switch device according to claim 1, wherein the intelligent controller comprises a central processing unit and a digital signal processor.
3. The intelligent energy-saving switch device according to claim 1, wherein the control signal module comprises an analog-to-digital conversion module and a mutual inductor;
the mutual inductor is used for acquiring an analog signal from an electric field;
and the input end of the analog-digital conversion module is connected to the mutual inductor, and the output end of the analog-digital conversion module is connected with the intelligent controller so as to convert an analog signal acquired from the mutual inductor into a digital signal and transmit the digital signal to the intelligent controller.
4. The intelligent energy-saving switch device according to claim 3, wherein the mutual inductor comprises a current transformer and/or a voltage transformer;
one end of the current transformer is connected with an electric field, and the other end of the current transformer is connected with the analog-to-digital conversion module so as to be used for converting the first current in the electric field into a second current; may not be installed for cost reasons;
one end of the voltage transformer is connected with the electric field, and the other end of the voltage transformer is connected with the analog-to-digital conversion module so as to be used for converting the first voltage into the second voltage.
5. The intelligent energy-saving switching device according to claim 1, wherein the control signal module comprises an astronomical algorithm unit for generating the time control signal by using an astronomical algorithm.
6. The intelligent energy-saving switch device according to claim 1, further comprising an environment monitoring module and a switch knife position module;
the environment monitoring module is connected with the intelligent controller and used for monitoring environment information and transmitting the environment information to the intelligent controller;
and the switch disconnecting link position module is connected with the intelligent controller and is used for outputting switch disconnecting link position information to the intelligent controller.
7. The intelligent energy-saving switch device according to claim 1, further comprising an alarm module and a human-computer interaction module;
the alarm module is connected with the intelligent controller to receive an alarm signal;
and the human-computer interaction module is connected with the intelligent controller.
8. The intelligent energy-saving switching device according to claim 1, further comprising an interface module;
and the interface module is connected with the intelligent controller and is used for communicating with external equipment.
9. The intelligent energy-saving switch device according to claim 1, further comprising a switch, wherein the intelligent controller, the switch equipment and the control signal module are disposed in the cabinet.
10. An intelligent energy-saving switch system, which is characterized by comprising a background management system, a fiber switch and the intelligent energy-saving switch device as claimed in any one of claims 1-9;
the background management system is connected with the intelligent energy-saving switch device through the optical fiber switch and is used for monitoring the intelligent energy-saving switch device;
the intelligent energy-saving switch device is connected in series in front of the incoming line switch of each current collecting line and arranged outside the booster station so as to control the on-off of a power grid and a field area.
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| CN202110026251.7A CN112737126A (en) | 2021-01-08 | 2021-01-08 | Intelligent energy-saving switch device and system |
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| CN202110026251.7A CN112737126A (en) | 2021-01-08 | 2021-01-08 | Intelligent energy-saving switch device and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488579A (en) * | 2023-06-21 | 2023-07-25 | 深圳道童新能源有限公司 | Performance detection method and performance adjustment method of photoelectric device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375526A (en) * | 2015-12-13 | 2016-03-02 | 北京风光天赋科技有限公司 | Intelligent energy-saving method for photovoltaic power station |
| CN105391087A (en) * | 2015-12-13 | 2016-03-09 | 北京风光天赋科技有限公司 | Intelligent energy-saving system applied to photovoltaic power station |
| CN205960668U (en) * | 2016-08-22 | 2017-02-15 | 江苏华源新能源科技有限公司 | Photovoltaic power plant is with energy -conserving protection switch device |
| CN110429654A (en) * | 2019-08-29 | 2019-11-08 | 浙江正泰新能源开发有限公司 | A kind of step-up transformer control method, system and the associated component of photovoltaic plant |
| CN110676941A (en) * | 2019-10-30 | 2020-01-10 | 中国华能集团清洁能源技术研究院有限公司 | Photovoltaic power station power-saving control device and method based on communication |
-
2021
- 2021-01-08 CN CN202110026251.7A patent/CN112737126A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375526A (en) * | 2015-12-13 | 2016-03-02 | 北京风光天赋科技有限公司 | Intelligent energy-saving method for photovoltaic power station |
| CN105391087A (en) * | 2015-12-13 | 2016-03-09 | 北京风光天赋科技有限公司 | Intelligent energy-saving system applied to photovoltaic power station |
| CN205960668U (en) * | 2016-08-22 | 2017-02-15 | 江苏华源新能源科技有限公司 | Photovoltaic power plant is with energy -conserving protection switch device |
| CN110429654A (en) * | 2019-08-29 | 2019-11-08 | 浙江正泰新能源开发有限公司 | A kind of step-up transformer control method, system and the associated component of photovoltaic plant |
| CN110676941A (en) * | 2019-10-30 | 2020-01-10 | 中国华能集团清洁能源技术研究院有限公司 | Photovoltaic power station power-saving control device and method based on communication |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116488579A (en) * | 2023-06-21 | 2023-07-25 | 深圳道童新能源有限公司 | Performance detection method and performance adjustment method of photoelectric device |
| CN116488579B (en) * | 2023-06-21 | 2023-12-22 | 深圳道童新能源有限公司 | Performance detection method and performance adjustment method of photoelectric device |
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