CN218071104U - Substation power utilization system - Google Patents
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- CN218071104U CN218071104U CN202222486497.5U CN202222486497U CN218071104U CN 218071104 U CN218071104 U CN 218071104U CN 202222486497 U CN202222486497 U CN 202222486497U CN 218071104 U CN218071104 U CN 218071104U
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Abstract
The utility model provides a substation power consumption system, include: the integrated power supply system is used for providing an alternating current power supply for the light storage and charging system and the electric equipment; the light storage and charging system is used for photovoltaic power generation, energy storage and charging; the integrated monitoring system is used for monitoring the integrated power supply system and the optical storage and charging system in real time; the incoming line power supply comprises two low-voltage side power supplies for stations, is connected into an alternating current incoming line cabinet in the integrated power supply system, and is connected into a low-voltage alternating current bus in the alternating current feeder cabinet after being subjected to ATS double cutting in the alternating current incoming line cabinet; 3 feeder switches of a low-voltage alternating-current bus in the alternating-current feeder cabinet are respectively electrically connected with input ends of an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet in the light storage and charging system; the system realizes the combination of the light storage and charging system and the integrated power supply system on the premise of not changing the wiring form of the original integrated power supply system, thereby reducing the cost.
Description
Technical Field
The utility model relates to a transformer substation technical field particularly, relates to a transformer substation station power consumption system.
Background
The transformer substation alternating current and direct current integrated power supply system is an indispensable part as the core of an energy supply system in a transformer substation; in recent years, the construction of transformer substations is influenced by the national double-carbon policy, the photovoltaic laying on the roof of the transformer substation building and the BIPV type photovoltaic of the prefabricated cabin type transformer substation are successively proposed, the reserve of charging automobiles is greatly increased, the construction of charging piles in vacant sites of the transformer substations is necessary, the energy storage plays an important role in peak clipping and valley filling,
therefore, photovoltaic, energy storage and charging are frequently applied in the construction process of the transformer substation at present; at present, for safety reasons, optical storage and charging (photovoltaic, energy storage and charging) are connected to a second low-voltage bus outside a station power utilization bus, so that an optical storage and charging system is isolated from station power utilization, or the photovoltaic system independently utilizes a double-cut loop and is respectively connected to an alternating-current bus and a UPS (uninterrupted power supply) loop, so that the power supply reliability of an integrated power supply is improved, or the optical storage and charging system is connected to the front section of a storage battery of the integrated power supply system by a direct-current power supply and is provided with a standby loop for the storage battery of the integrated power supply; however, all of the above changes the most conventional wiring form of the integrated power supply, increasing the cost.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a substation power consumption system for solve the above-mentioned problem that prior art exists, realized under the prerequisite that does not change former integration electrical power generating system wiring form, make up light storage charging system and integration electrical power generating system, the cost is reduced.
In a first aspect, a substation power utilization system is provided, and the method may include:
the integrated power supply system is used for providing an alternating current power supply for the light storage and charging system and the electric equipment; the integrated power supply system comprises an alternating current inlet cabinet and an alternating current feeder cabinet;
the light storage and charging system is used for photovoltaic power generation, energy storage and charging; the optical storage and charging system comprises an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet;
the integrated monitoring system is used for monitoring the integrated power supply system and the optical storage and charging system in real time;
the incoming line power supply comprises two stations, a low-voltage side power supply for the incoming line power supply is connected into an alternating current incoming line cabinet in the integrated power supply system, and the incoming line power supply is connected into a low-voltage alternating current bus in the alternating current feeder cabinet after being subjected to ATS double cutting in the alternating current incoming line cabinet; 3 feeder switches of a low-voltage alternating-current bus in the alternating-current feeder cabinet are respectively electrically connected with input ends of an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet in the light storage and charging system;
in an optional embodiment, the integrated power system further comprises a dc charging cabinet, a dc feeder cabinet, a storage battery cabinet, a UPS power cabinet and a communication power cabinet;
the light storage and charging system further comprises an energy storage battery cabinet, an outdoor charging pile, an outdoor inverter and a photovoltaic module;
3 feeder switches additionally arranged on a low-voltage alternating-current bus in an alternating-current feeder cabinet in the integrated power supply system are respectively and electrically connected with two first input ends of the direct-current feeder cabinet and the UPS power supply cabinet;
3 feeder switches of the direct current feeder cabinet are electrically connected with the second input ends of the storage battery cabinet, the UPS power cabinet and the communication power cabinet respectively;
the automobile charging cabinet in the alternating current feeder cabinet is connected with the outdoor charging pile, the energy storage PCS cabinet is connected with the energy storage battery cabinet, and the photovoltaic grid-connected cabinet is connected with the outdoor inverter and the photovoltaic assembly.
In an optional embodiment, the ac inlet cabinet, the ac feeder cabinet, the dc charging cabinet, the dc feeder cabinet, the storage battery cabinet, the communication power supply cabinet and the UPS power supply cabinet in the integrated power supply system, and the automobile charging cabinet, the energy storage PCS cabinet, the energy storage battery cabinet and the photovoltaic grid-connected cabinet in the optical storage and charging system all use secondary screen cabinets with preset sizes.
In an optional embodiment, the integrated monitoring system uses the secondary screen cabinet with the preset size.
In an optional embodiment, the integrated monitoring system comprises a microgrid controller integrated power supply monitoring two-in-one device, a data server, a monitoring workstation and a switch;
the microgrid controller integrated power supply monitoring two-in-one device is connected with the data server and the monitoring workstation through the switch;
the microgrid controller integrated power supply monitoring two-in-one device is used for acquiring monitoring data of the integrated power supply system and monitoring data of the optical storage charging system and sending the acquired monitoring data to the data server and the monitoring workstation so as to realize user management.
In an alternative embodiment, the integrated monitoring system further comprises a printer;
the printer is connected with the data server, the monitoring workstation and the switch respectively.
In an optional embodiment, the integrated power system further includes an ac power monitoring module, a dc monitoring module, a storage battery monitoring module, a communication power monitoring module, and a UPS monitoring module;
the microgrid controller integrated power supply monitoring two-in-one device is further used for acquiring monitoring information of the alternating current power supply monitoring module, the direct current monitoring module, the storage battery monitoring module, the communication power supply monitoring module and the UPS monitoring module in a 485 acquisition mode.
In an optional embodiment, the optical storage and charging system further comprises a photovoltaic inverter, an energy storage system electric energy meter, a photovoltaic system electric energy meter, a charging system electric energy meter, a station electric energy meter, an energy storage PCS, an energy storage BMS, a charging module AC/DC and a charging vehicle BMS;
the microgrid controller integrated power supply monitoring two-in-one device is further used for collecting first information of the photovoltaic inverter, the energy storage system electric energy meter, the photovoltaic system electric energy meter, the charging system electric energy meter and the station power consumption electric energy meter in a 485 collection mode; and acquiring second information of the energy storage PCS, the energy storage BMS, the charging module AC/DC and the charging vehicle BMS by adopting a CAN communication acquisition mode.
In an optional embodiment, the substation power utilization system further comprises a substation communication interface device;
the microgrid controller integrated power supply monitoring two-in-one device is communicated with a substation communication interface device and is further used for uploading the monitoring information, the first monitoring information and the second information to a substation comprehensive automatic monitoring system.
The utility model provides a substation power consumption system, include: the integrated power supply system is used for providing an alternating current power supply for the light storage and charging system and the electric equipment; the light storage and charging system is used for photovoltaic power generation, energy storage and charging; the integrated monitoring system is used for monitoring the integrated power supply system and the optical storage and charging system in real time; the incoming line power supply comprises two low-voltage side power supplies for stations, is connected into an alternating current incoming line cabinet in the integrated power supply system, and is connected into a low-voltage alternating current bus in the alternating current feeder cabinet after being subjected to ATS double cutting in the alternating current incoming line cabinet; 3 feeder switches of a low-voltage alternating-current bus in the alternating-current feeder cabinet are respectively and electrically connected with input ends of an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet in the optical storage and charging system; the system realizes the combination of the light storage and charging system and the integrated power supply system on the premise of not changing the wiring form of the original integrated power supply system, thereby reducing the cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention 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 those skilled in the art can also obtain other related drawings according to these drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an electric system for a substation provided by an embodiment of the present invention;
fig. 2 is a layout diagram of a secondary screen cabinet provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an integrated monitoring system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
The utility model provides a substation power consumption system can be at the low-voltage bus that does not increase the second, do not utilize the double-cutting return circuit to and do not adopt the light storage to fill the system and connect the mode at integration electrical power generating system's battery anterior segment with DC power supply, fill the system and combine with integration electrical power generating system with the light storage together, reduced the headtotail cost.
Fig. 1 is a schematic structural diagram of an electric system for a substation provided by an embodiment of the present invention. As shown in fig. 1, the system may include:
an integrated power system 110 for providing ac power to the light storage and charging system 120 and the electric devices; the integrated power supply system may include an ac inlet cabinet 1 and an ac feeder cabinet 2.
The ac inlet cabinet 1 is a switch cabinet into which an ac power supply is introduced from the outside. The ac feeder cabinet 2 is a wiring cabinet that redistributes the lines. The ac feeder cabinet 2 includes a plurality of feeder switches for low voltage ac busbars.
The incoming line power supply is provided with two paths of low-voltage side power supplies for stations, the low-voltage side power supplies are connected into an alternating current incoming line cabinet 1 in the integrated power supply system, and the alternating current incoming line cabinet 1 is connected into a low-voltage alternating current bus in an alternating current feeder cabinet 2 after being subjected to ATS double cutting.
A light storage and charging system 120 for photovoltaic power generation, energy storage and charging; the optical storage and charging system can comprise an automobile charging cabinet 8, an energy storage PCS cabinet 10 and a photovoltaic grid-connected cabinet 12; 3 feeder switches of a low-voltage alternating current bus in the alternating current feeder cabinet 2 are respectively electrically connected with input ends of an automobile charging cabinet 8, an energy storage PCS cabinet 10 and a photovoltaic grid-connected cabinet 12 in the light storage and charging system, so that the combination of the light storage and charging system and the integrated power system is realized without changing the wiring form of the original integrated power system. The photovoltaic grid-connected cabinet 12 exists in a photovoltaic system as a general outlet of a photovoltaic power station and is a power distribution device connecting the photovoltaic power station and a power grid. The automobile charging cabinet 8 is used for converting alternating current on the low-voltage alternating current bus into direct current so as to charge an electric automobile. The energy storage PCS cabinet 10 is used for charging and discharging the storage battery cabinet.
And the integrated monitoring system 130 is used for monitoring the integrated power supply system 110 and the light storage and charging system 120 in real time.
Further, the integrated power system 110 may further include a dc charging cabinet 3, a dc feeder cabinet 4, a storage battery cabinet 5, a UPS power cabinet 7, and a communication power cabinet 6. The light storage and charging system 120 may further include an energy storage battery cabinet 11, an outdoor charging pile 9, and an outdoor inverter and photovoltaic module 13. The direct current charging cabinet 3 converts alternating current on the low-voltage alternating current bus into direct current. The battery cabinet 5 is used for storing electric energy. The UPS cabinet 7 is used for rectifying and inverting the alternating current on the low-voltage alternating current bus and providing an uninterruptible power supply.
Wherein, 3 feeder switches additionally existing in the low-voltage alternating current bus in the alternating current feeder cabinet 2 in the integrated power supply system are respectively and electrically connected with two first input ends of the direct current feeder cabinet 4 and the UPS power supply cabinet 7.
And 3 feeder switches of the direct current feeder cabinet 4 are respectively and electrically connected with second input ends of the storage battery cabinet 5, the UPS power cabinet 7 and the communication power cabinet 6, and respectively provide direct current power for the UPS power cabinet 7 and the communication power cabinet 6, wherein the direct current power, the UPS power and the communication power share one set of storage battery, namely the storage battery cabinet 5.
The automobile charging cabinet 8 in the alternating current feeder cabinet 2 is connected with the outdoor charging pile 9, the energy storage PCS cabinet 10 is connected with the energy storage battery cabinet 11, and the photovoltaic grid-connected cabinet 12 is connected with the outdoor inverter and the photovoltaic assembly 13.
In order to reduce the situation of unclear responsibility caused by supply of a plurality of manufacturers, the cabinet bodies and the equipment can be arranged in the same row, and at the moment, the alternating current incoming line cabinet 1, the alternating current feeder cabinet 2, the direct current charging cabinet 3, the direct current feeder cabinet 4, the storage battery cabinet 5, the communication power supply cabinet 6 and the UPS power supply cabinet 7 in the integrated power supply system, and the automobile charging cabinet 8, the energy storage PCS cabinet 10, the energy storage battery cabinet 11 and the photovoltaic grid-connected cabinet 12 in the optical storage and charging system all use secondary screen cabinets with preset sizes, and the size setting mode can realize the complete use of the integrated power supply system and the optical storage and charging system. For example, the preset dimensions may be 800mm wide by 600mm deep by 2260mm high.
In order to further realize that the whole substation power utilization system is provided by a whole set of manufacturers, the integrated monitoring system can also use the secondary screen cabinet with the preset size to realize a whole set of integrated power supply system, light storage and charging system and integrated monitoring system.
The arrangement modes of the ac incoming line cabinet 1, the ac feeder cabinet 2, the dc charging cabinet 3, the dc feeder cabinet 4, the storage battery cabinet 5, the communication power supply cabinet 6, and the UPS power supply cabinet 7, and the secondary screen cabinets corresponding to the car charging cabinet 8, the energy storage PCS cabinet 10, the energy storage battery cabinet 11, the photovoltaic grid-connected cabinet 12, and the integrated monitoring system 130 in the optical storage and charging system may be arranged as shown in fig. 2, or the 12 secondary screen cabinets may be arranged in a matrix form, such as a matrix form of 2 × 6, which is not limited herein.
It should be noted that the connection lines between the cabinet bodies of the secondary screen cabinets can be integrated in a manufacturer, so that the field construction workload can be reduced.
As shown in fig. 3, the integrated monitoring system 130 may include the microgrid controller integrated power supply monitoring two-in-one device 19, the data server 15, the monitoring workstation 16 and the switch 18;
the integrated power supply monitoring two-in-one device 19 of the microgrid controller is connected with the data server 15 and the monitoring workstation 16 through the switch 18. Two unification devices 19 of microgrid controller integrated power control are the equipment of microgrid controller and the unification of integrated power supervisory equipment of traditional microgrid project, specifically with the requirement of compatible integrated power control data collection of microgrid controller upgrading.
And the microgrid controller integrated power supply monitoring two-in-one device 19 is used for acquiring monitoring data of the integrated power supply system and monitoring data of the optical storage charging system and sending the acquired monitoring data to the data server 15 and the monitoring workstation 16 so as to realize user management.
Further, the integrated monitoring system 130 may also include a printer 17. The printer 17, the data server 15, and the monitoring workstation 16 are connected to the switch 18, respectively.
In some embodiments, the integrated power system may further include an ac power monitoring module 21, a dc monitoring module 22, a storage battery monitoring module 23, a communication power monitoring module 24, and a UPS monitoring module 25; the alternating current power supply monitoring module 21 is used for monitoring analog quantity and switching value information of the alternating current incoming line cabinet 1 and the alternating current feeder cabinet 2; the direct current monitoring module 22 is used for monitoring analog quantity and switching value information of the direct current charging cabinet 3 and the direct current feeder cabinet 4; the storage battery monitoring module 23 is used for monitoring analog quantity and switching value information of the storage battery cabinet 5; the communication power supply monitoring module 24 is used for monitoring the analog quantity and the switching value information of the communication power supply cabinet 6, and the UPS monitoring module 25 is used for monitoring the analog quantity and the switching value information of the UPS power supply cabinet 7.
The microgrid controller integrated power supply monitoring two-in-one device 19 can be used for acquiring monitoring information of the alternating current power supply monitoring module 21, the direct current monitoring module 22, the storage battery monitoring module 23, the communication power supply monitoring module 24 and the UPS monitoring module 25 in a 485 acquisition mode.
The light storage and charging system may further include a photovoltaic inverter 26, an energy storage system power meter 27, a photovoltaic system power meter 28, a charging system power meter 29, a station power meter 30, an energy storage PCS 31, an energy storage BMS 32, a charging module AC/DC 33, and a charging car BMS 34.
The energy storage system electric energy meter 27 is used for monitoring electric quantity information of the energy storage PCS cabinet 10 and the energy storage battery cabinet 11;
the photovoltaic inverter 26 is used for collecting and inverting the outdoor inverter and the photovoltaic component to the photovoltaic grid-connected cabinet 12; the photovoltaic system electric energy meter 28 is used for monitoring electric quantity of the outdoor inverter and the photovoltaic module; the charging system electric energy meter 29 is used for monitoring the electric quantity of the automobile charging cabinet 8; the station electric energy meter 30 is used for monitoring the electric quantity input into the integrated power supply system; the energy storage BMS 32 is used for monitoring the running condition of each storage battery; the energy storage PCS 31 is used for completing battery charging and discharging; the charging module AC/DC 33 is used for completing automobile charging; the charging vehicle BMS34 is used for acquiring the required electric quantity of the BMS of the charging vehicle;
the microgrid controller integrated power supply monitoring two-in-one device 19 can be used for collecting first information of a photovoltaic inverter 26, an energy storage system electric energy meter 27, a photovoltaic system electric energy meter 28, a charging system electric energy meter 29 and a station electric energy meter 30 in a 485 collection mode; and acquiring second information of the energy storage PCS 31, the energy storage BMS 32, the charging module AC/DC 33 and the charging vehicle BMS34 by adopting a CAN communication acquisition mode.
Further, the substation power utilization system may further include a substation communication interface device 20; the microgrid controller integrated power supply monitoring two-in-one device 19 is communicated with a transformer substation communication interface device 20;
the microgrid controller integrated power supply monitoring two-in-one device 19 can be used for uploading monitoring information, first information and second information to the transformer substation integrated automatic monitoring system.
After the power utilization system of the transformer substation is connected with the light storage and charging system through the integrated power supply system, when the transformer substation for the 1# station and the transformer substation for the 2# station lose power, the integrated power supply system can use the direct-current system storage battery to provide power for direct current, UPS and communication power of the transformer substation, and after the direct-current storage battery discharges, photovoltaic power generation and the energy storage battery can continue to provide power for direct current, UPS and communication power of the transformer substation. At the moment, a micro-grid is formed, the micro-grid is not connected with an external power grid, isolated operation is formed, and the power utilization system of the transformer substation has the property of the micro-grid.
The substation power utilization system can solve the problems of safe operation, complete set supply and integrated monitoring of the system, and can properly adjust the system scheme and arrangement according to the integrated power scale and the light storage and charging system scale of the substation, so that the substation power utilization system is suitable for all the substation integrated power systems, and the established substation integrated power system can be connected into the light storage and charging system in a transformation mode; compared with the existing substation power utilization system comprising the integrated power supply scale and the light storage and charging system, the substation power utilization system does not increase a second power supply bus, and the integrated monitoring and on-site server management and guarantee system is utilized to operate, so that the equipment cost is greatly reduced, and greater support is provided for early bidding.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being 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 invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, a division of a unit is merely a division of one logic function, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a non-volatile computer-readable storage medium executable by a processor. Based on such understanding, the technical solutions of the present invention, which are essential or contributing to the prior art, or portions thereof, can be embodied in the form of a software product, which is stored in a storage medium and includes a plurality of instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Finally, it should be noted that: the above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still make modifications or changes to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A substation power utilization system, characterized in that, substation power utilization system includes:
the integrated power supply system is used for providing an alternating current power supply for the light storage and charging system and the electric equipment; the integrated power supply system comprises an alternating current inlet cabinet and an alternating current feeder cabinet;
the light storage and charging system is used for photovoltaic power generation, energy storage and charging; the optical storage and charging system comprises an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet;
the integrated monitoring system is used for monitoring the integrated power supply system and the optical storage and charging system in real time;
the incoming line power supply comprises two low-voltage side power supplies for two stations, the low-voltage side power supplies are connected into an alternating current incoming line cabinet in the integrated power supply system, and the alternating current incoming line cabinet is connected into a low-voltage alternating current bus in the alternating current feeder cabinet after being subjected to ATS double cutting; 3 feeder switches of a low-voltage alternating-current bus in the alternating-current feeder cabinet are respectively electrically connected with input ends of an automobile charging cabinet, an energy storage PCS cabinet and a photovoltaic grid-connected cabinet in the light storage and charging system.
2. The substation station power utilization system of claim 1, wherein the integrated power system further comprises a dc charging cabinet, a dc feeder cabinet, a battery cabinet, a UPS power cabinet, and a communications power cabinet;
the light storage and charging system further comprises an energy storage battery cabinet, an outdoor charging pile, an outdoor inverter and a photovoltaic module;
the integrated power supply system comprises a direct current feeder cabinet, a UPS (uninterrupted power supply) cabinet, a low-voltage alternating current bus, a high-voltage alternating current bus and a high-voltage alternating current bus, wherein 3 feeder switches which are additionally arranged in the alternating current feeder cabinet in the integrated power supply system are respectively and electrically connected with two first input ends of the direct current feeder cabinet and the UPS cabinet;
3 feeder switches of the direct current feeder cabinet are electrically connected with second input ends of the storage battery cabinet, the UPS power supply cabinet and the communication power supply cabinet respectively;
the automobile charging cabinet in the alternating current feeder cabinet is connected with the outdoor charging pile, the energy storage PCS cabinet is connected with the energy storage battery cabinet, and the photovoltaic grid-connected cabinet is connected with the outdoor inverter and the photovoltaic assembly.
3. The substation station power utilization system of claim 2, wherein the ac inlet cabinet, the ac feeder cabinet, the dc charging cabinet, the dc feeder cabinet, the storage battery cabinet, the communication power supply cabinet and the UPS power supply cabinet in the integrated power supply system, and the automobile charging cabinet, the energy storage PCS cabinet, the energy storage battery cabinet and the grid-connected photovoltaic cabinet in the optical storage and charging system all use secondary screen cabinets with preset sizes.
4. The substation station power utilization system of claim 3, wherein the integrated monitoring system uses the pre-sized secondary cubicle.
5. The substation power utilization system of claim 2, wherein the integrated monitoring system comprises a microgrid controller integrated power monitoring two-in-one device, a data server, a monitoring workstation and a switch;
the microgrid controller integrated power supply monitoring two-in-one device is connected with the data server and the monitoring workstation through the switch;
the microgrid controller integrated power supply monitoring two-in-one device is used for collecting monitoring data of the integrated power supply system and monitoring data of the optical storage charging system and sending the collected monitoring data to the data server and the monitoring workstation so as to realize user management.
6. The substation station power utilization system of claim 5, wherein the integrated monitoring system further comprises a printer;
the printer is connected with the data server, the monitoring workstation and the switch respectively.
7. The substation power utilization system of claim 5, wherein the integrated power system further comprises an AC power monitoring module, a DC monitoring module, a battery monitoring module, a communication power monitoring module, and a UPS monitoring module;
the microgrid controller integrated power supply monitoring two-in-one device is further used for acquiring monitoring information of the alternating current power supply monitoring module, the direct current monitoring module, the storage battery monitoring module, the communication power supply monitoring module and the UPS monitoring module in a 485 acquisition mode.
8. The substation power utilization system of claim 7, wherein the optical storage and charging system further comprises a photovoltaic inverter, an energy storage system power meter, a photovoltaic system power meter, a charging system power meter, a substation power utilization power meter, an energy storage PCS, an energy storage BMS, a charging module AC/DC, and a charging vehicle BMS;
the microgrid controller integrated power supply monitoring two-in-one device is further used for collecting first information of the photovoltaic inverter, the energy storage system electric energy meter, the photovoltaic system electric energy meter, the charging system electric energy meter and the station power consumption electric energy meter in a 485 collection mode; and acquiring second information of the energy storage PCS, the energy storage BMS, the charging module AC/DC and the charging vehicle BMS by adopting a CAN communication acquisition mode.
9. The substation station power system of claim 8, further comprising a substation communication interface device;
the microgrid controller integrated power supply monitoring two-in-one device is communicated with a substation communication interface device and is further used for uploading the monitoring information, the first information and the second information to a substation comprehensive automatic monitoring system.
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| CN202222486497.5U CN218071104U (en) | 2022-09-20 | 2022-09-20 | Substation power utilization system |
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| CN202222486497.5U CN218071104U (en) | 2022-09-20 | 2022-09-20 | Substation power utilization system |
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