CN219739970U - Energy storage power station - Google Patents
Energy storage power station Download PDFInfo
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- CN219739970U CN219739970U CN202320839556.4U CN202320839556U CN219739970U CN 219739970 U CN219739970 U CN 219739970U CN 202320839556 U CN202320839556 U CN 202320839556U CN 219739970 U CN219739970 U CN 219739970U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 235
- 238000009826 distribution Methods 0.000 claims abstract description 69
- 230000007935 neutral effect Effects 0.000 claims description 12
- 230000009466 transformation Effects 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 abstract description 15
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
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- 238000007599 discharging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910018503 SF6 Inorganic materials 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model relates to an energy storage power station, wherein a second supporting platform is positioned above a first supporting platform; the station variable container, each first energy storage container and each first energy storage converter are respectively arranged on the second supporting platform; the first energy storage converters are respectively connected with a station-used variable container; the comprehensive control container, each second energy storage container and each second energy storage converter are respectively arranged on the first supporting platform; each second energy storage converter is respectively connected with a station-used variable container; the comprehensive control container connecting station is a variable container; the first transformer and the output equipment are respectively arranged on the first supporting platform; the first end of first transformer is connected the station and is used becoming the container, and output device is connected to the second end of first transformer, realizes energy storage, distribution and power supply, can reduce energy storage power station area, reduces the cost of land, improves the land utilization, reduces equipment interval, reduces cable and wire casing length, reduces the line loss, reduce cost, and the long and fortune dimension work load of operation and maintenance has improved energy storage power station security.
Description
Technical Field
The utility model relates to the technical field of energy storage, in particular to an energy storage power station.
Background
As the electrical loads (including production and life electrical loads) continue to increase and the volatility of the electrical loads continues to increase, a tremendous load pressure is placed on the grid. Currently, the main tasks of peak regulation in the power grid are coal power stations, oil power stations, hydropower stations and pumped storage power stations. Along with the development of scientific technology, battery pack energy storage power stations are widely applied at present, and particularly play a key role in the fields of new energy sources, energy saving technology and the like. Battery energy storage power stations are systems of devices that perform the storage, conversion and release of recyclable electrical energy by means of electrochemical cells.
In the implementation process, the inventor finds that at least the following problems exist in the conventional technology: the existing battery pack energy storage power station mainly adopts tiling, namely all equipment in the energy storage power station is tiled on a ground foundation, the occupied area is large, the cost is high, cables among the equipment are long, the personnel operation and maintenance time is long, and the maintenance is inconvenient.
Disclosure of Invention
Based on this, it is necessary to provide an energy storage power station capable of reducing the occupied area of the energy storage power station, reducing the equipment space, reducing the line loss, reducing the operation and maintenance duration and the operation and maintenance workload of personnel, reducing the cost and improving the safety of the energy storage power station, aiming at the problems existing in the existing energy storage power station.
In a first aspect, the present utility model provides an energy storage power station comprising:
the bracket assembly at least comprises a first supporting platform and a second supporting platform; the second support platform is positioned above the first support platform;
the energy storage device at least comprises a first energy storage component and a second energy storage component; the first energy storage assembly comprises a station transformer container, a plurality of first energy storage containers and a plurality of first energy storage converters; the station variable container, each first energy storage container and each first energy storage converter are respectively arranged on the second supporting platform; each first energy storage container is arranged in one-to-one correspondence with each first energy storage converter; the first energy storage converters are respectively connected with a station-used variable container; the second energy storage assembly comprises a comprehensive control container, a plurality of second energy storage containers and a plurality of second energy storage converters; the comprehensive control container, each second energy storage container and each second energy storage converter are respectively arranged on the first supporting platform; each second energy storage container is arranged in one-to-one correspondence with each second energy storage converter; each second energy storage converter is respectively connected with a station-used variable container; the comprehensive control container connecting station is a variable container;
the variable-voltage output device comprises a first transformer and output equipment, and the first transformer and the output equipment are respectively arranged on the first supporting platform; the first end of the first transformer is connected with the station and is used as a container, the second end of the first transformer is connected with output equipment, and the output equipment is used for being connected with an external power grid.
Optionally, a first firewall is arranged between adjacent first energy storage containers; and/or
A second firewall is disposed between adjacent second energy storage containers.
Optionally, the station transformer container comprises a second transformer, a first power distribution device, a first fire-fighting device, a first lighting device and a first switching device;
the first end of the second transformer is connected with the transformation output device, and the second end of the second transformer is connected with the first power distribution device; the first fire-fighting equipment, the first lighting equipment and the first switching device are respectively connected with the first power distribution device.
Optionally, the comprehensive control container comprises a controller, a second power distribution device, a second fire-fighting device, a second lighting device and a second switching device;
the controller is connected with the station to use the container; the second fire-fighting equipment, the second lighting equipment and the second switching device are respectively connected with the second power distribution device.
Optionally, the energy storage power station further comprises a GIS device, and the GIS device is disposed on the first supporting platform; GIS equipment is connected with the comprehensive control container.
Optionally, the energy storage power station further comprises a reactive compensation device and a neutral point grounding device; the reactive power compensation device and the neutral point grounding device are respectively arranged on the first supporting platform; the reactive power compensation device and the neutral point grounding device are respectively connected with the voltage transformation output device.
Optionally, the first supporting platform is provided with a third power distribution device, a third fire-fighting device and a third lighting device;
the third power distribution device is connected with the comprehensive control container; the third fire-fighting equipment and the third lighting equipment are respectively connected with a third power distribution device.
Optionally, the second supporting platform is provided with a fourth power distribution device, a fourth fire-fighting device and a fourth lighting device;
a fourth power distribution device is connected with the station and is used as a container; the fourth fire-fighting equipment and the fourth lighting equipment are respectively connected with a fourth power distribution device.
Optionally, the energy storage power station further comprises an isolation enclosure, and the bracket assembly, the energy storage device and the variable voltage output device are arranged in the isolation enclosure.
Optionally, the first transformer is a 110KV transformer.
One of the above technical solutions has the following advantages and beneficial effects:
the energy storage power station comprises a bracket assembly, an energy storage device and a variable-voltage output device; the bracket assembly at least comprises a first supporting platform and a second supporting platform; the second support platform is positioned above the first support platform; the energy storage assembly at least comprises a first energy storage assembly and a second energy storage assembly; the first energy storage assembly comprises a station transformer container, a plurality of first energy storage containers and a plurality of first energy storage converters; the station variable container, each first energy storage container and each first energy storage converter are respectively arranged on the second supporting platform; each first energy storage container is arranged in one-to-one correspondence with each first energy storage converter; the first energy storage converters are respectively connected with a station-used variable container; the second energy storage assembly comprises a comprehensive control container, a plurality of second energy storage containers and a plurality of second energy storage converters; the comprehensive control container, each second energy storage container and each second energy storage converter are respectively arranged on the first supporting platform; each second energy storage container is arranged in one-to-one correspondence with each second energy storage converter; each second energy storage converter is respectively connected with a station-used variable container; the comprehensive control container connecting station is a variable container; the transformation output device comprises a first transformer and output equipment, and the first transformer and the output equipment are respectively arranged on the first supporting platform; the first end of the first transformer is connected with the transformer container for the station, the second end of the first transformer is connected with output equipment, and the output equipment is used for being connected with an external power grid to realize energy storage, power distribution and power supply. According to the utility model, at least 2 layers of support platforms are adopted to arrange the energy storage device and the variable-voltage output device, so that the area of the energy storage power station can be reduced, the land cost can be reduced, the land utilization rate can be improved, the equipment spacing can be reduced, the lengths of cables and trunking can be reduced, the line loss can be reduced, the cost can be reduced, the operation and maintenance time and the operation and maintenance workload can be reduced, and the safety of the energy storage power station can be improved.
Drawings
FIG. 1 is a schematic diagram of a partial front view of an energy storage plant in an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a partial top view of an energy storage plant according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a first circuit of an energy storage power station according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a first partial circuit of an energy storage plant according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a second partial circuit of an energy storage plant according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of a second circuit of an energy storage power station according to an embodiment of the present utility model;
fig. 7 is a third circuit schematic of an energy storage power station according to an embodiment of the utility model.
Reference numerals:
10. a bracket assembly; 110. a first support platform; 112. a third power distribution device; 114. a third fire apparatus; 116. a third lighting device; 120. a second support platform; 122. a fourth power distribution device; 124. a fourth fire apparatus; 126. a fourth lighting device; 20. an energy storage device; 210. a first energy storage assembly; 212. a station container; 2122. a second transformer; 2124. a first power distribution device; 2126. a first fire apparatus; 2128. a first lighting device; 2132. a first switching device; 214. a first energy storage container; 216. a first energy storage converter; 230. a second energy storage assembly; 232. a comprehensive control container; 2322. a controller; 2324. a second power distribution device; 2326. a second fire apparatus; 2328. a second lighting device; 2332. a second switching device; 234. a second energy storage container; 236. a second energy storage converter; 30. a variable-voltage output device; 310. a first transformer; 320. an output device; 410. a first firewall; 420. a second firewall; 50. GIS equipment; 60. reactive compensation device; 70. neutral point grounding means; 80. isolation enclosure.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to fig. 1 to 7 in conjunction with examples.
In one embodiment, as shown in fig. 1-3, an energy storage power station is provided that includes a rack assembly 10, an energy storage device 20, and a variable voltage output device 30. The stand assembly 10 includes at least a first support platform 110 and a second support platform 120; the second support platform 120 is located above the first support platform 110; the energy storage device comprises at least a first energy storage component 210 and a second energy storage component 230; the first energy storage assembly 210 includes a station transformer container 212, a plurality of first energy storage containers 214, and a plurality of first energy storage inverters 216; the station transformer container 212, each first energy storage container 214 and each first energy storage converter 216 are respectively arranged on the second support platform 120; each first energy storage container 214 is arranged in one-to-one correspondence with each first energy storage converter 216; each first energy storage converter 216 is respectively connected with the station transformer container 212; the second energy storage assembly 230 comprises a comprehensive control container 232, a plurality of second energy storage containers 234 and a plurality of second energy storage converters 236; the comprehensive control container 232, each second energy storage container 234 and each second energy storage converter 236 are respectively arranged on the first support platform 110; each second energy storage container 234 is arranged in one-to-one correspondence with each second energy storage converter 236; each second energy storage converter 236 is connected to the station transformer container 212; the comprehensive control container 232 is connected with the station-use variable container 212; the transforming output device 30 includes a first transformer 310 and an output apparatus 320, where the first transformer 310 and the output apparatus 320 are respectively disposed on the first support platform 110; the first end of the first transformer 310 is connected to the station transformer container 212, the second end of the first transformer 310 is connected to the output device 320, and the output device 320 is used for connecting to an external power grid.
Wherein the stent assembly 10 may be a multi-layered stent, for example, the stent assembly 10 may be a double layered stent. The material of the bracket assembly 10 may be, but is not limited to, steel. Illustratively, the bracket assembly 10 is composed mainly of steel beams, steel columns, steel trusses, and the like made of section steel, steel plates, and the like. The surface of the bracket component 10 is also provided with a rust-proof layer, wherein the rust-proof layer can be formed by adopting a rust removal and rust prevention mode such as silanization, pure manganese phosphating, washing, drying, galvanization and the like. The stand assembly 10 includes at least a first support platform 110 and a second support platform 120. The first support platform 110 may be divided into a second energy storage container 234 area, a second energy storage converter 236 area, and a comprehensive control container 232 area. The second support platform 120 is provided with a first energy storage container 214 region, a first energy storage converter 216 region and a station transformer 212 region.
The energy storage device 20 includes at least a first energy storage component 210 and a second energy storage component 230; the first energy storage assembly 210 may include a station transformer container 212, a number of first energy storage containers 214, and a number of first energy storage inverters 216. The station-use shipping container 212 is mounted in a station-use shipping container 212 area provided on the second support platform 120. Each first energy storage container 214 is respectively arranged in the first energy storage container 214 area on the second support platform 120, and each first energy storage container 214 is arranged at intervals. Each first energy storage converter 216 is respectively arranged in a first energy storage converter 216 area on the second support platform 120, each first energy storage converter 216 is arranged at intervals, and each first energy storage container 214 is arranged in one-to-one correspondence with each first energy storage converter 216.
The first energy storage container 214 includes a housing and electrical equipment and battery clusters disposed within the housing. The first energy storage converters 216 (PCS, power Conversion System) can control the charging and discharging processes of the battery clusters in the corresponding first energy storage containers 214 to perform ac-dc conversion, and can directly supply power to the ac load in the absence of a power grid. The first energy storage converter 216 is constituted by a DC/AC bi-directional converter, a control unit, or the like. Based on the fact that each first energy storage converter 216 is respectively connected with the station-used variable container 212, the first energy storage converters 216 can control the converters to charge or discharge battery clusters of the corresponding first energy storage containers 214 according to control instructions of the station-used variable container 212 through communication, and therefore active power and reactive power of a power grid can be adjusted. The first energy storage converter 216 CAN also communicate with the BMS through the CAN interface to obtain the battery status information of the corresponding first energy storage container 214, so as to realize the protective charging and discharging of the battery and ensure the operation safety of the battery.
The second energy storage assembly 230 includes a fully-controlled container 232, a plurality of second energy storage containers 234, and a plurality of second energy storage inverters 236. The heddle control container 232 mounts a region of the heddle control container 232 disposed on the first support platform 110. Each second energy storage container 234 is respectively arranged in the second energy storage container 234 area on the first support platform 110, and each second energy storage container 234 is arranged at intervals. Each second energy storage converter 236 is respectively arranged in a second energy storage converter 236 area on the first support platform 110, each second energy storage converter 236 is arranged at intervals, and each second energy storage container 234 is arranged in one-to-one correspondence with each second energy storage converter 236.
The second energy storage container 234 includes a housing and electrical devices and battery clusters disposed within the housing. The second energy storage converters 236 (PCS, power Conversion System) can control the charging and discharging processes of the battery clusters in the corresponding second energy storage containers 234 to perform ac-dc conversion, and can directly supply power to the ac load in the absence of a power grid. Based on the fact that each second energy storage converter 236 is respectively connected with the station-used variable container 212, the second energy storage converters 236 can receive control instructions of the station-used variable container 212 through communication, and charge or discharge of battery clusters of the corresponding second energy storage containers 234 is controlled according to the instructions, and active power and reactive power of a power grid are adjusted. The second energy storage converter 236 CAN also communicate with the BMS through the CAN interface to obtain the battery status information of the corresponding second energy storage container 234, so as to realize the protective charge and discharge of the battery and ensure the operation safety of the battery.
The comprehensive control container 232 is connected with the station-use variable container 212; the comprehensive control container 232 can be used to monitor the station transformer container 212, and further, the comprehensive control container 232 can monitor and control the whole energy storage power station.
Illustratively, each first energy storage converter 216 may be connected to the station transformer container 212 by ac cables and communication lines; each second energy storage converter 236 may be connected to the station transformer 212 by ac cables and communication lines. Each of the first energy storage converters 216 and each of the second energy storage converters 236 may also be configured to boost the ac-dc converted electrical signal to obtain a first voltage electrical signal. For example, the first voltage may be 35KV.
The first energy storage container 214 and the second energy storage may be a container of lithium iron phosphate batteries, sodium ion batteries, lead acid batteries, or a hybrid battery.
The variable voltage output apparatus 30 may include a first transformer 310 and an output device 320, and the output device 320 may be a high voltage outlet overhead. The high-voltage outgoing overhead comprises overhead equipment and high-voltage wires arranged on the overhead equipment. The first end of the first transformer 310 is connected to the station transformer container 212, the second end of the first transformer 310 is connected to the output device 320, and the output device 320 is used for connecting to an external power grid. The first transformer 310 may be configured to boost the electrical signal of the first voltage to the electrical signal of the second voltage, and further transmit the electrical signal of the second voltage to the external power grid through the output device 320, so as to realize power supply to the external power grid. Illustratively, the first transformer 310 may be a 110KV transformer and the second voltage may be 110KV.110KV transformer refers to a transformer which can be boosted to 110V.
In the above embodiment, the second support platform 120 based on the bracket assembly 10 is located above the first support platform 110 of the bracket assembly 10; the first energy storage assembly 210 includes a station transformer container 212, a plurality of first energy storage containers 214, and a plurality of first energy storage inverters 216; the station transformer container 212, each first energy storage container 214 and each first energy storage converter 216 are respectively arranged on the second support platform 120; each first energy storage container 214 is arranged in one-to-one correspondence with each first energy storage converter 216; each first energy storage converter 216 is respectively connected with the station transformer container 212; the second energy storage assembly 230 comprises a comprehensive control container 232, a plurality of second energy storage containers 234 and a plurality of second energy storage converters 236; the comprehensive control container 232, each second energy storage container 234 and each second energy storage converter 236 are respectively arranged on the first support platform 110; each second energy storage container 234 is arranged in one-to-one correspondence with each second energy storage converter 236; each second energy storage converter 236 is connected to the station transformer container 212; the comprehensive control container 232 is connected with the station-use variable container 212; the transforming output device 30 includes a first transformer 310 and an output apparatus 320, where the first transformer 310 and the output apparatus 320 are respectively disposed on the first support platform 110; the first end of the first transformer 310 is connected with the station transformer container 212, the second end of the first transformer 310 is connected with the output device 320, and the output device 320 is used for being connected with an external power grid to realize energy storage, power distribution and power supply. According to the utility model, at least 2 layers of support platforms are adopted to arrange the energy storage device 20 and the variable-voltage output device 30, so that the area of the energy storage power station can be reduced, the land cost can be reduced, the land utilization rate can be improved, the equipment spacing can be reduced, the lengths of cables and trunking can be reduced, the line loss can be reduced, the cost can be reduced, the operation and maintenance duration and the operation and maintenance workload can be reduced, and the safety of the energy storage power station can be improved.
In one embodiment, as shown in fig. 1, a first firewall 410 is disposed between adjacent first energy storage containers 214; and/or a second firewall 420 is disposed between adjacent second energy storage containers 234.
The first firewall 410 and the second firewall 420 each employ a nonflammable wall that prevents a fire from spreading to an adjacent area and has a fire resistance limit of not less than 3 hours. Through setting up first firewall 410 between every 2 first energy storage containers 214, set up second firewall 420 between every 2 second energy storage containers 234, divide the fire prevention subregion, can be in the conflagration initial stage and the fire extinguishing process, effectively restrict the conflagration in certain space, block the conflagration and spread the opposite side in one side of firewall, reduce the conflagration loss.
In one embodiment, as shown in fig. 4, the station transformer container 212 includes a second transformer 2122, a first power distribution device 2124, a first fire protection device 2126, a first lighting device 2128, and a first switching device 2132; a first end of the second transformer 2122 is connected to the variable voltage output device 30, and a second end of the second transformer 2122 is connected to the first power distribution device 2124; the first fire apparatus 2126, the first lighting apparatus 2128, and the first switching device 2132 are each connected to a first power distribution device 2124.
The second transformer 2122 may be a 35KV transformer, where the 35KV transformer may be used to boost an input electrical signal to a 35KV electrical signal. The first power distribution device 2124 may comprise a low voltage power distribution cabinet, and the first power distribution device 2124 may be configured to provide power to the first fire apparatus 2126, the first lighting apparatus 2128, and the first switching device 2132. Based on the first end of the second transformer 2122 being connected to the voltage transformation output device 30, the second end of the second transformer 2122 is connected to the first power distribution device 2124, and the second transformer 2122 can transmit the boosted electric signal to the voltage transformation output device 30, and the boosted electric signal is boosted again by the voltage transformation output device 30 and then output to the external electric network. The second transformer 2122 may further supply power to the first power distribution device 2124, and the first power distribution device 2124 may perform conversion processing on the electrical signal transmitted by the second transformer 2122, and output an electrical signal that meets the power supply requirements of the first fire protection device 2126, the first lighting device 2128, the first switching device 2132, and the like.
The first fire apparatus 2126 may include a fire bottle group and a fire tube connected to the fire bottle group, the fire tube being provided with an electric ball valve. The first fire-fighting equipment 2126 is connected based on the first power distribution device 2124, and when the electric ball valve is controlled to be opened, a fire-fighting pipeline is conducted, and the fire-fighting bottle group outputs fire-fighting agent to fire-fighting in the station transformer container 212. The first lighting device 2128 may include an LED module coupled to a first power distribution apparatus 2124. The first switching device 2132 may include a high voltage switchgear that may be used to control the on-off of the second transformer 2122. The station transformer 212 further includes a lightning arrester, an electromagnetic lock, a grounding module, and a UPS (Uninterruptible Power Supply ).
In the above embodiment, the energy storage device 20 and the variable voltage output device 30 are arranged based on the support platform with at least 2 layers, and each first energy storage converter 216 and each second energy storage converter 236 are respectively connected with the station transformer container 212, so that the area of the energy storage power station can be reduced, the land cost can be reduced, the land utilization rate can be improved, the equipment space can be reduced, the lengths of cables and trunking can be reduced, the line loss can be reduced, the cost can be reduced, the operation and maintenance duration and the operation and maintenance workload can be reduced, and the safety of the energy storage power station can be improved.
In one embodiment, as shown in fig. 5, the fully-controlled container 232 includes a controller 2322, a second power distribution device 2324, a second fire protection device 2326, a second lighting device 2328, and a second switching device 2332; the controller 2322 connects the station with the container; the second fire protection device 2326, the second lighting device 2328 and the second switching device 2332 are respectively connected to the second power distribution device 2324.
The second power distribution device 2324 may include a low-voltage power distribution cabinet, and the second power distribution device 2324 may be used to supply power to the second fire protection apparatus 2326, the second lighting apparatus 2328, and the second switching device 2332. Based on the second fire-fighting equipment 2326, the second lighting equipment 2328 and the second switching device 2332 are respectively connected with the second power distribution device 2324, the second power distribution device 2324 can convert the transmitted electric signals, and electric signals meeting the power supply requirements of the second fire-fighting equipment 2326, the second lighting equipment 2328, the second switching device 2332 and the like are output. The second power distribution device 2324 may be connected to a station container, and the station container may supply power to the second power distribution device 2324.
The second fire apparatus 2326 may include a fire bottle group and a fire pipe connected to the fire bottle group, and an electric ball valve is disposed on the fire pipe. Based on the second power distribution device 2324, the second fire-fighting equipment 2326 is connected, and when the electric ball valve is controlled to be opened, the fire-fighting pipeline is conducted, and the fire-fighting agent is output by the fire-fighting bottle group to carry out fire-fighting and fire-extinguishing in the comprehensive control container 232. The second lighting device 2328 may include an LED module connected to the second power distribution device 2324. The second switch device 2332 may include a split switch cabinet, which may be used to control the on-off of the power supplied by the energy storage power station. It should be noted that, the comprehensive control container 232 further includes a high-voltage incoming line cabinet, a high-voltage outgoing line cabinet, a high-voltage loop network cabinet, a metering cabinet, a lightning arrester, an electrified display, an electromagnetic lock, a high-voltage grounding disconnecting link, secondary detection and protection, grounding transformer grounding resistor, capacitor, main transformer cabinet, incoming and outgoing line cable or copper bar, EMS (energy management system), UPS (Uninterruptible Power Supply ) and other devices.
In the above embodiment, through the arrangement of the comprehensive control container 232, and then the comprehensive control container 232 can monitor and control the whole energy storage power station, based on the adoption of the support platform with at least 2 layers, through arranging the energy storage device 20 and the variable-voltage output device 30, the area of the energy storage power station can be reduced, the land cost is reduced, the land utilization rate is improved, the equipment space is reduced, the lengths of cables and trunking are reduced, the line loss is reduced, the cost is reduced, the operation and maintenance duration and the operation and maintenance workload are reduced, and the safety of the energy storage power station is improved.
In one embodiment, as shown in fig. 6, the energy storage power station further includes GIS (Gas Insulated Switchgear) equipment, and the GIS device 50 is disposed on the first support platform 110; the GIS device 50 is connected to the heald container 232.
The GIS device 50 refers to a gas-insulated switchgear. The GIS equipment 50 is formed by combining a breaker, an isolating switch, a grounding switch, a voltage transformer, a current transformer, a lightning arrester, a bus, a cable terminal, a wire inlet and outlet sleeve and the like, and sulfur hexafluoride gas is used as an insulating and arc extinguishing medium, so that the volume of a transformer substation is greatly reduced, and miniaturization is realized.
In one embodiment, as shown in fig. 6, the energy storage power station further comprises a reactive compensation device 60 and a neutral grounding device 70; the reactive power compensation device 60 and the neutral point grounding device 70 are respectively arranged on the first supporting platform 110; the reactive power compensator 60 and the neutral point grounding device 70 are connected to the variable voltage output device 30, respectively.
The reactive power compensation device 60 may be a high-voltage dynamic reactive power compensation device 60, and the reactive power compensation device 60 may be used for improving the power quality, reactive power compensation, suppressing harmonic waves, reducing voltage fluctuation and flicker, and solving three-phase imbalance based on the reactive power compensation device 60 being connected to the voltage transformation output device 30. The neutral point grounding device 70 is connected with the voltage transformation output device 30, so that the neutral point grounding is realized, and the power supply safety is improved.
In one embodiment, as shown in fig. 7, the first support platform 110 is provided with a third power distribution device 112, a third fire protection device 114, and a third lighting device 116; the third distribution device 112 is connected with the comprehensive control container 232; the third fire protection device 114 and the third lighting device 116 are connected to the third power distribution apparatus 112, respectively.
Wherein the third power distribution device 112 may comprise a distribution box, the heald container 232 being connected based on the third power distribution device 112; the third fire-fighting equipment 114 and the third lighting equipment 116 are respectively connected with the third power distribution device 112, so that the comprehensive control container 232 can supply power to the third power distribution device 112, and the third power distribution device 112 can convert the transmitted electric signals and output electric signals meeting the power supply requirements of the third fire-fighting equipment 114 and the third lighting equipment 116. Illustratively, the first support platform 110 is further provided with a drainage system, an insulating floor, video monitoring, lightning grounding, cable cabinets, ladders, and security doors.
In one example, as shown in fig. 7, the second support platform 120 is provided with a fourth power distribution device 122, a fourth fire protection device 124, and a fourth lighting device 126; the fourth power distribution device 122 is connected to the station-use shipping container 212; the third fire protection device 114 and the third lighting device 116 are connected to the third power distribution apparatus 112, respectively.
Wherein the fourth power distribution device 122 may comprise a distribution box, the station-use shipping container 212 being connected based on the fourth power distribution device 122; the fourth fire-fighting equipment 124 and the fourth lighting equipment 126 are respectively connected with the fourth power distribution device 122, so that the station transformer container 212 can supply power to the fourth power distribution device 122, and the fourth power distribution device 122 can convert the transmitted electric signals and output electric signals meeting the power supply requirements of the fourth fire-fighting equipment 124 and the fourth lighting equipment 126. Illustratively, the second support platform 120 is further provided with a drainage system, an insulating floor, video monitoring, lightning grounding, cable cabinets, ladders, and security doors.
In the above embodiment, by adopting the support platform with at least 2 layers, the first support platform 110 and the second support platform 120 are arranged, and the energy storage device 20 and the voltage transformation output device 30 are arranged on the corresponding support platforms, so that the area of the energy storage power station can be reduced, the land cost can be reduced, the land utilization rate can be improved, the equipment spacing can be reduced, the lengths of cables and trunking can be reduced, the line loss can be reduced, the cost can be reduced, the operation and maintenance time and the operation and maintenance workload can be reduced, and the safety of the energy storage power station can be improved.
In one embodiment, as shown in FIG. 2, the energy storage power station further includes an isolation enclosure 80, and the rack assembly 10, the energy storage device 20, and the variable voltage output device 30 are disposed within the isolation enclosure 80. Noise generated by the energy storage power station during operation is reduced and the influence on the surrounding environment is reduced by adopting the isolation enclosing wall 80.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. An energy storage power station, comprising:
the support assembly at least comprises a first support platform and a second support platform; the second support platform is located above the first support platform;
the energy storage device at least comprises a first energy storage component and a second energy storage component; the first energy storage assembly comprises a station transformer container, a plurality of first energy storage containers and a plurality of first energy storage converters; the station variable container, each first energy storage container and each first energy storage converter are respectively arranged on a second supporting platform; each first energy storage container is arranged in one-to-one correspondence with each first energy storage converter; each first energy storage converter is respectively connected with the station transformer container; the second energy storage assembly comprises a comprehensive control container, a plurality of second energy storage containers and a plurality of second energy storage converters; the comprehensive control container, the second energy storage containers and the second energy storage converters are respectively arranged on the first support platform; each second energy storage container is arranged in one-to-one correspondence with each second energy storage converter; each second energy storage converter is respectively connected with the station transformer container; the comprehensive control container is connected with the station variable container;
the variable-voltage output device comprises a first transformer and output equipment, and the first transformer and the output equipment are respectively arranged on a first supporting platform; the first end of the first transformer is connected with the station transformer container, the second end of the first transformer is connected with the output equipment, and the output equipment is used for being connected with an external power grid.
2. The energy storage power station of claim 1, wherein a first firewall is disposed between adjacent first energy storage containers; and/or
And a second firewall is arranged between the adjacent second energy storage containers.
3. The energy storage power station of claim 1, wherein the station transformer comprises a second transformer, a first power distribution device, a first fire protection device, a first lighting device, and a first switching device;
the first end of the second transformer is connected with the transformation output device, and the second end of the second transformer is connected with the first power distribution device; the first fire-fighting equipment, the first lighting equipment and the first switching device are respectively connected with the first power distribution device.
4. The energy storage power station of claim 3, wherein the fully-controlled container comprises a controller, a second power distribution device, a second fire protection device, a second lighting device, and a second switching device;
the controller is connected with the station container; the second fire-fighting equipment, the second lighting equipment and the second switching device are respectively connected with the second power distribution device.
5. The energy storage power station of claim 1, further comprising a GIS device disposed on the first support platform; and the GIS equipment is connected with the comprehensive control container.
6. The energy storage power plant of claim 1, further comprising reactive compensation means and neutral grounding means; the reactive power compensation device and the neutral point grounding device are respectively arranged on the first supporting platform; and the reactive power compensation device and the neutral point grounding device are respectively connected with the voltage transformation output device.
7. The energy storage power station of claim 1, wherein the first support platform is provided with a third power distribution device, a third fire protection device, and a third lighting device;
the third power distribution device is connected with the comprehensive control container; the third fire-fighting equipment and the third lighting equipment are respectively connected with the third power distribution device.
8. The energy storage power station of claim 7, wherein the second support platform is provided with a fourth power distribution device, a fourth fire protection device, and a fourth lighting device;
the fourth power distribution device is connected with the station transformer container; the fourth fire-fighting equipment and the fourth lighting equipment are respectively connected with the fourth power distribution device.
9. The energy storage power plant of claim 1, further comprising an isolation enclosure within which the bracket assembly, the energy storage device, and the variable voltage output device are disposed.
10. The energy storage power plant of any one of claims 1 to 9, wherein the first transformer is a 110KV transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320839556.4U CN219739970U (en) | 2023-04-14 | 2023-04-14 | Energy storage power station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320839556.4U CN219739970U (en) | 2023-04-14 | 2023-04-14 | Energy storage power station |
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| CN219739970U true CN219739970U (en) | 2023-09-22 |
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| CN202320839556.4U Active CN219739970U (en) | 2023-04-14 | 2023-04-14 | Energy storage power station |
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| Country | Link |
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| CN (1) | CN219739970U (en) |
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