CN116961060A - Cluster control distributed energy storage coordination control system - Google Patents
Cluster control distributed energy storage coordination control system Download PDFInfo
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- CN116961060A CN116961060A CN202310928928.5A CN202310928928A CN116961060A CN 116961060 A CN116961060 A CN 116961060A CN 202310928928 A CN202310928928 A CN 202310928928A CN 116961060 A CN116961060 A CN 116961060A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 52
- 238000004891 communication Methods 0.000 claims abstract description 11
- 238000004364 calculation method Methods 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000001965 increasing effect Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007788 liquid Substances 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
-
- 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
- H02J13/00002—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 monitoring
-
- 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
- H02J13/00004—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 power network being locally controlled
-
- 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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- Engineering & Computer Science (AREA)
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- Computer Networks & Wireless Communication (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention relates to the technical field of distributed energy storage systems, and discloses a cluster control distributed energy storage coordination control system, which comprises a cluster control management system, wherein each cluster control management system is composed of two groups of subsystems, each group of subsystems is provided with a BAMS module, the BAMS modules uniformly manage 7 groups of battery system modules below the subsystems, each subsystem comprises a distributed PCS module, a BMS module, a cluster control management unit module, an air conditioner module and a fire protection module, each battery system module is composed of a group of BCU modules and a plurality of groups of BMU modules, and the BCU modules and the BMU modules are connected in series. The invention provides a communication network architecture for cluster control distributed energy storage based on a design concept of combining centralized control and decentralized control, and has the advantages of meeting the demand of the existing energy storage power station on cluster control distributed energy storage scheduling without changing the original energy storage power station network architecture and increasing the complexity of an energy storage power station EMS control algorithm.
Description
Technical Field
The invention relates to the technical field of distributed energy storage systems, in particular to a cluster control distributed energy storage coordination control system.
Background
With the development of centralized wind-solar power stations and energy storage to larger capacity, the capacities of PCS and batteries are larger and larger at present, the power of a single PCS reaches 3.4MW, the matching capacity of a battery system is larger and larger, the original single container is 2.5MWh, the battery capacity of the single container is changed into 5MWh, under the condition of some liquid cooling battery application, the battery capacity of the single container reaches 6.7MWh, meanwhile, direct-current high voltage becomes a main technical scheme for reducing cost and enhancing efficiency, an energy storage system with the voltage of the direct-current side increased to 1500V gradually becomes trend, high-voltage large capacity becomes a trend of the current electrochemical energy storage system, and the large capacity also means that the battery system needs a plurality of parallel connection components according to the current lithium iron phosphate battery cell which is mainly 280Ah so as to meet the current application scene.
Safety, cost and efficiency are key problems to be solved in the energy storage development, iteration cores of the energy storage technology are also to improve safety, reduce cost and improve efficiency, a centralized scheme is adopted aiming at the existing high-voltage large-capacity energy storage, a low-voltage high-power boosting type centralized grid-connected energy storage system is adopted, a plurality of batteries are connected in parallel and then connected with PCS, and the scheme has the problems that the consistency of the batteries is difficult to control, the temperature difference of the battery system is overlarge, the utilization rate of the system is low, the efficiency of the system is low and the like.
Therefore, in order to solve the above problems, we propose a cluster control distributed energy storage coordination control system.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a communication network architecture for cluster control distributed energy storage based on a design concept of combining centralized control and decentralized control, and can meet the demand of the existing energy storage power station on cluster control distributed energy storage scheduling without changing the network architecture of the original energy storage power station, and the invention has the advantages of not increasing the complexity of an EMS control algorithm of the energy storage power station, solving the problems that the prior high-voltage high-capacity energy storage mostly adopts a centralized scheme, a low-voltage high-power boost centralized grid-connected energy storage system is connected with PCS after a plurality of batteries are connected in parallel, and the scheme has the defects of difficult control of battery consistency, overlarge temperature difference of the battery system, low system utilization rate, low system efficiency and the like.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the cluster control distributed energy storage coordination control system comprises a cluster control management system, wherein the cluster control management system is composed of two groups of subsystems, each group of subsystems is provided with a BAMS module, 7 groups of battery system modules below the subsystems are uniformly managed by the BAMS module, each subsystem comprises a distributed PCS module, a BMS module, a cluster control management unit module, an air conditioner module and a fire protection module, and each battery system module is composed of a group of BCU modules and a plurality of groups of BMU modules, wherein the BCU modules and the BMU modules are connected in series.
Preferably, the BAMS module displays relevant information of the whole battery system module by using a 7-inch display screen, and transmits the relevant information to the energy storage system EMS and the monitoring unit through an Ethernet (RJ 45), wherein the relevant information content comprises battery cell information, battery pack information and battery cluster information.
Preferably, the number of the distributed PCS modules and the number of the BMS modules are the same as the number of the battery system modules, wherein each group of distributed PCS modules and the BMS modules are communicated with the BCU modules of each cluster through CAN, and information such as maximum allowable charge and discharge power and alarm of the battery is transmitted in real time, so that the function of carrying out protective charge and discharge on each cluster of battery is achieved.
Preferably, the cluster control management unit is respectively connected with 14 distributed PCS modules, performs communication management on each PCS module, and simultaneously performs communication on the upper support with the energy storage system EMS and the coordination unit to complete the participation of the energy storage system in power grid dispatching information.
Preferably, the cluster control management system adds a secondary power distribution strategy based on multi-element variable constraint on primary power strategy distribution, wherein the multi-element variable constraint secondary power distribution strategy specifically comprises the following steps:
s1: firstly, when a communication management unit receives an upper monitoring and power issuing instruction, firstly, carrying out primary power distribution, simultaneously receiving the sum P of the actual powers uploaded by each cluster control unit in real time, and transmitting the actual power and the upper monitoring and power P ref The instructions are compared with one another and,
s2: when |P in S1 ref -P|>P Δ When (wherein P) Δ In order to control the precision error, the numerical value can be dynamically adjusted according to the actual situation of the site, and secondary power distribution is needed to be carried out on the cluster control unit.
Wherein the power allocation constraint factors include: the calculation formulas of the PCS operation state, the BMS operation state, the PCS operation maximum allowable charge and discharge power and the BMS operation maximum charge and discharge power in the cluster control unit are as follows:
S i_PCS i=pcs number; s is S i_PCS =1, pcs normal operation, S i_PCS =0, pcs shutdown or failure;
S i_BMS i=bms number; s is S i_BMS =1, bms normal operation, S i_BMS =0, bms shutdown or failure;
P i_pcsMAX i=pcs number; wherein, positive value is discharging, and negative value is charging;
P i_bmsMAX i=bms number; wherein, positive value is discharging, and negative value is charging.
Preferably, the secondary power allocation strategy further includes the following three sets of multi-element variable constraints, wherein the constraint condition one, the calculation formula is as follows:
For(i＝0；i<n；i++)；
if(S i_PCS ＝0)Pi _pcsMAX ＝0
if(S i_BMS ＝0)P i_bmsMAX ＝0
constraint condition II, the calculation formula is as follows:
P ref >0；P iMAX ＝min[P i_pcsMAX ，P i_bmsMAX ]
P ref <0；P iMAX ＝max[P i_pcsMAX ，P i_bmsMAX ]
P iMAX allowing maximum power for a cluster control unit
Constraint condition three, the calculation formula is as follows:
when |P ref -P|>0
When |Pre f -P|<0
Setting a current power value for a cluster control unit
Secondary distribution of power constant value for cluster control unit
Constraint conditions four: judging the running state of the current cluster control unit, wherein a certain current cluster control unit is in shutdown and fails, setting the current maximum allowable power as O, and calculating the current power of the cluster control unit as 0 according to the first three constraint conditions.
(III) beneficial effects
Compared with the prior art, the invention provides a cluster control distributed energy storage coordination control system, which has the following beneficial effects:
the network architecture based on data classification constraint does not affect the system architecture of the existing centralized energy storage power station, does not increase the workload of the existing EMS, can ensure the real-time response speed of the cluster control distributed energy storage unit, and secondly provides a secondary power distribution strategy based on multi-element variable constraint conditions, thereby greatly improving the control precision and the utilization rate of the cluster control distributed energy storage access power grid.
1. The network architecture based on data classification can meet the requirement of cluster control unit access under a centralized power station, and improves the overall real-time response speed;
2. the invention is based on multi-element variables such as PCS state, BMS state, fire protection, air conditioner, PCS maximum allowable power, BMS maximum allowable power and the like of the cluster control unit, can dynamically adjust according to the changes of different states and allowable power after the first power distribution, and can respectively manage the cluster control units so as to meet the output requirement of the system on the energy storage unit.
The invention can be extended to other application scenes, such as application scenes of user side distributed energy storage parallel operation, light storage charging stations, power grid side energy storage and the like, and provides a solution for a plurality of cluster control distributed energy storage.
Drawings
FIG. 1 is a schematic diagram of a clustered distributed energy storage network architecture according to the present invention;
FIG. 2 is a schematic diagram of a coordinated control network of the cluster control management system of the present invention;
FIG. 3 is a schematic flow chart of a multi-element constrained secondary power allocation strategy according to the present invention;
fig. 4 is a schematic flow chart of a power allocation strategy under the charge-forbidden/discharge-forbidden logic of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-2, a cluster control distributed energy storage coordination control system includes a cluster control management system, which is characterized in that: the cluster control management system is composed of two groups of subsystems, wherein each group of subsystems is provided with a BAMS module, 7 groups of battery system modules below the subsystems are uniformly managed by the BAMS module, each subsystem comprises a distributed PCS module, a BMS module, a cluster control management unit module, an air conditioner module and a fire control module, and each battery system module is composed of a group of BCU modules and a plurality of groups of BMU modules, wherein the BCU modules and the BMU modules are connected in series.
In the implementation: the BAMS module displays relevant information of the whole battery system module by adopting a 7-inch display screen, and transmits the relevant information to an energy storage system EMS and a monitoring unit through an Ethernet (RJ 45), wherein the relevant information content comprises battery cell information, battery pack information and battery cluster information.
In this embodiment: the quantity of the distributed PCS modules and the BMS modules is the same as that of the battery system modules, wherein each group of distributed PCS modules and BMS modules are communicated with the BCU modules of each cluster through CAN, and information such as maximum allowable charge and discharge power and alarm of the battery is transmitted in real time, so that the function of carrying out protective charge and discharge on each cluster of battery is achieved.
In this embodiment: the cluster control management unit is respectively connected with 14 distributed PCS modules, performs communication management on each PCS module, and simultaneously performs communication on the upper support with the energy storage system EMS and the coordination unit to complete the participation of the energy storage system in power grid scheduling information.
Embodiment two:
referring to fig. 3 to 4, on the basis of the first embodiment, the cluster control management system adds a secondary power allocation policy based on multi-element variable constraint to the primary power policy allocation, where the multi-element variable constraint secondary power allocation policy specifically includes the following steps:
s1: firstly, when the communication management unit receives an upper monitoring power command, firstly, carrying out primary power distribution, and simultaneously receiving the sum P of the actual powers uploaded by each cluster control unit in real time, and passing through the actual powersRate and upper level monitoring of delivered power P ref The instructions are compared with one another and,
s2: when |P in S1 ref -P|>P Δ When (wherein P) Δ In order to control the precision error, the numerical value can be dynamically adjusted according to the actual situation of the site, and secondary power distribution is needed to be carried out on the cluster control unit.
Wherein the power allocation constraint factors include: the calculation formulas of the PCS operation state, the BMS operation state, the PCS operation maximum allowable charge and discharge power and the BMS operation maximum charge and discharge power in the cluster control unit are as follows:
S i_PCS i=pcs number; s is S i_PCS =1, pcs normal operation, S i_PCS =0, pcs shutdown or failure;
S i_BMS i=bms number; s is S i_BMS =1, bms normal operation, S i_BMS =0, bms shutdown or failure;
P i_pcsMAX i=pcs number; wherein, positive value is discharging, and negative value is charging;
P ibmsMAX i=bms number; wherein, positive value is discharging, and negative value is charging.
In this embodiment: the secondary power allocation strategy also comprises the following three groups of multi-element variable constraint conditions, wherein the constraint condition I is calculated according to the following formula:
For(i＝0；i<n；i++)；
if(S i_PCS ＝0)P i_pcsMAX ＝0
if(S i_BMS ＝0)P i_bmsMAX ＝0
constraint condition II, the calculation formula is as follows:
allowing maximum power for a cluster control unit
Constraint condition three, the calculation formula is as follows:
when |P ref -P|>0
When |P ref -P|<0
Setting a current power value for a cluster control unit
Secondary distribution of power constant value for cluster control unit
Constraint conditions four: judging the running state of the current cluster control unit, wherein a certain current cluster control unit is in shutdown and fails, setting the current maximum allowable power to 0, and calculating the current power of the cluster control unit to 0 according to the first three constraint conditions.
The four constraint conditions fully consider the secondary power distribution condition under the shutdown and failure of the cluster control unit, but when a certain cluster control unit is full or empty, the maximum allowable charge/discharge power of the unit is set to be 0;
assume that: the 2 nd cell is full, at this time P i_bmsMAX ＝0，i＝2；
In the calculationWhen (I)>
The total maximum allowable power of the system is as followsWherein->
The secondary power allocation of other cluster control units is:
when |P ref -P|>0
When |P ref -P|<0
When one of the cluster control units is empty, the power distribution is consistent with the previous, and the calculation formula is as follows:
when |P ref -P|>0
When |P ref -P|<0
Similarly, when fire protection, air conditioning and other auxiliary equipment faults occur, the power distribution of the cluster control unit is directly set to 0 and is sent to each unit.
Therefore, according to the analysis, the cluster control unit can realize power distribution under normal operation, and can fully consider the coordination control strategy under the constraint of various factors such as shutdown, standby, faults, filling, emptying, fire-fighting faults, air-conditioning faults and the like of the cluster control unit, so that the application requirements of the distributed cluster control unit in the centralized energy storage power station are met to the greatest extent.
It is noted that relational terms such as first and second, and the like are 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. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, 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 process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The cluster control distributed energy storage coordination control system comprises a cluster control management system, and is characterized in that: the cluster control management system is composed of two groups of subsystems, wherein each group of subsystems is provided with a BAMS module, 7 groups of battery system modules below the subsystems are uniformly managed by the BAMS module, each subsystem comprises a distributed PCS module, a BMS module, a cluster control management unit module, an air conditioner module and a fire control module, and each battery system module is composed of a group of BCU modules and a plurality of groups of BMU modules, wherein the BCU modules and the BMU modules are connected in series.
2. The cluster-controlled distributed energy storage coordination control system of claim 1, wherein: the BAMS module displays relevant information of the whole battery system module by adopting a 7-inch display screen, and transmits the relevant information to an energy storage system EMS and a monitoring unit through an Ethernet (RJ 45), wherein the relevant information content comprises battery cell information, battery pack information and battery cluster information.
3. The cluster-controlled distributed energy storage coordination control system of claim 2, wherein: the quantity of the distributed PCS modules and the BMS modules is the same as that of the battery system modules, wherein each group of distributed PCS modules and BMS modules are communicated with the BCU modules of each cluster through CAN, and information such as maximum allowable charge and discharge power and alarm of the battery is transmitted in real time, so that the function of carrying out protective charge and discharge on each cluster of battery is achieved.
4. The cluster-controlled distributed energy storage coordination control system of claim 1, wherein: the cluster control management unit is respectively connected with 14 distributed PCS modules, performs communication management on each PCS module, and simultaneously performs communication on the upper support with the energy storage system EMS and the coordination unit to complete the participation of the energy storage system in power grid scheduling information.
5. The cluster-controlled distributed energy storage coordination control system of claim 4, wherein: the cluster control management system adds a secondary power distribution strategy based on multi-element variable constraint on primary power strategy distribution, wherein the multi-element variable constraint secondary power distribution strategy specifically comprises the following steps:
s1: firstly, when a communication management unit receives an upper monitoring and power issuing instruction, firstly, carrying out primary power distribution, simultaneously receiving the sum P of the actual powers uploaded by each cluster control unit in real time, and transmitting the actual power and the upper monitoring and power P ref The instructions are compared with one another and,
s2: when |P in S1 ref -P|>P Δ When (wherein P) Δ In order to control the precision error, the numerical value can be dynamically adjusted according to the actual situation of the site, and the cluster control unit needs to be subjected to secondary power at the momentAnd (5) distribution.
Wherein the power allocation constraint factors include: the calculation formulas of the PCS operation state, the BMS operation state, the PCS operation maximum allowable charge and discharge power and the BMS operation maximum charge and discharge power in the cluster control unit are as follows:
S i_PCS i=pcs number; s is S i_PCS =1, pcs normal operation, S i_PCS =0, pcs shutdown or failure;
S i_BMS i=bms number; s is S i_BMS =1, bms normal operation, S i_BMS =0, bms shutdown or failure;
P i_pcsMAX i=pcs number; wherein, positive value is discharging, and negative value is charging;
P i_bmsMAX i=bms number; wherein, positive value is discharging, and negative value is charging.
6. The cluster-controlled distributed energy storage coordination control system of claim 1, wherein the secondary power allocation strategy further comprises the following four sets of multi-element variable constraints, wherein the constraint one is calculated according to the following formula:
For(i＝0；i<n；i++)；
if(S i_PCS ＝0)P i_pcsMAX ＝0
if(S i_BMS ＝0)P i_bmsMAX ＝0
constraint condition II, the calculation formula is as follows:
P ref ＞0；
P ief ＜0；
allowing maximum power for a cluster control unit
Constraint condition three, the calculation formula is as follows:
when |P ref -P|＞0
When |P ref -P|＜0
Setting a current power value for a cluster control unit
And secondarily distributing a power constant value to the cluster control unit.
Constraint conditions four: judging the running state of the current cluster control unit, wherein a certain current cluster control unit is in shutdown and fails, setting the current maximum allowable power to 0, and calculating the current power of the cluster control unit to 0 according to the first three constraint conditions.
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| CN117394548A (en) * | 2023-12-11 | 2024-01-12 | 国网江苏综合能源服务有限公司 | High-protection type outdoor integrated liquid cooling energy storage cabinet performance monitoring and regulating system |
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| CN117394548A (en) * | 2023-12-11 | 2024-01-12 | 国网江苏综合能源服务有限公司 | High-protection type outdoor integrated liquid cooling energy storage cabinet performance monitoring and regulating system |
| CN117394548B (en) * | 2023-12-11 | 2024-04-02 | 国网江苏综合能源服务有限公司 | High-protection type outdoor integrated liquid cooling energy storage cabinet performance monitoring and regulating system |
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