Safe and optimized energy storage system and integrated system

Abstract

The utility model provides a safe and optimized energy storage system and an integrated system, and the energy storage system comprises an energy storage management system, a battery cabinet, a battery cabin disposed in the battery cabinet, a battery module disposed in the battery cabin, a first detection unit, and a fire extinguishing unit. The detection unit and the fire extinguishing unit are electrically connected with the energy storage management system, the detection unit is used for detecting the operation state of the energy storage system, and the energy storage management system is used for controlling the fire extinguishing unit according to the operation state of the energy storage system. The fire extinguishing unit comprises a gas fire extinguishing module, a dry powder fire extinguishing module and a water-based fire extinguishing module, the gas fire extinguishing module is arranged in the battery cabin, the dry powder fire extinguishing module is arranged in the battery module, and the water-based fire extinguishing module is arranged in the battery cabinet. The safety of the energy storage system is high, and the safety and the reliability of the energy storage-data integration system applying the energy storage system are correspondingly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage system technical field especially relates to a safe optimization's energy storage system and integrated system. BACKGROUND

[0002] With the rapid development of information technology, as the core facility of data processing and storage, the scale and quantity of data center are increasing. At the same time, in order to meet the energy demand of data center, the data center and energy storage system are usually integrated designed. However, when the energy storage system is integrated with the data center, the two systems are easy to affect each other. The energy storage system may have safety accidents during operation, such as battery fire, explosion, etc. These accidents may have a serious impact on the operation of the data center. In addition, the data center may also have electrical fire during operation, which threatens the safe operation of the energy storage system. SUMMARY

[0003] The utility model solves the technical problem that the utility model provides a safe optimization's energy storage system and integrated system to improve the operation safety of energy storage system and energy storage-data integrated system.

[0004] In order to solve the above technical problem, the utility model adopts the technical scheme that a safe optimization's energy storage system, the energy storage system includes energy storage management system, battery cabinet, the battery cabin arranged in the battery cabinet and the battery module arranged in the battery cabin, further includes first detection unit and fire extinguishing unit, the detection unit and the fire extinguishing unit are electrically connected with the energy storage management system, the detection unit is used for detecting the running state of energy storage system, the energy storage management system is used for controlling the fire extinguishing unit according to the running state of energy storage system, the fire extinguishing unit includes gas fire extinguishing module, dry powder fire extinguishing module, water-based fire extinguishing module, the gas fire extinguishing module is arranged in the battery cabin, the dry powder fire extinguishing module is arranged in the battery module, and the water-based fire extinguishing module is arranged in the battery cabinet.

[0005] Further, the first detection unit includes a plurality of detection modules, and the detection modules include temperature sensors, smoke sensors and gas sensors.

[0006] Further, the gas fire extinguishing module includes a fire extinguishing agent storage bottle, a gas spray head and a gas fire extinguishing controller. The fire extinguishing agent storage bottle is used to store perfluorohexone and / or heptafluoropropane. The gas spray head is connected with the fire extinguishing agent storage bottle. The gas fire extinguishing controller is connected with the gas spray head to control the opening or closing of the gas spray head. The gas fire extinguishing controller is electrically connected with the energy storage management system.

[0007] Further, the dry powder fire extinguishing module comprises a superfine dry powder storage tank, a dry powder nozzle and a nozzle starter, the dry powder nozzle is connected with the superfine dry powder storage tank, the nozzle starter is connected with the dry powder nozzle to control the dry powder nozzle to open or close, and the dry powder nozzle is electrically connected with the energy storage management system.

[0008] Further, the water-based fire extinguishing module comprises a water tank, a water pump, a water-based nozzle and a water-based controller, the water pump is arranged on the water tank, the water-based nozzle is connected with the water pump, the water-based controller is connected with the water pump and the water-based nozzle respectively to control the water pump and the water-based nozzle to open or close respectively, and the water-based controller is electrically connected with the energy storage management system.

[0009] Further, an alarm unit is further included, and the alarm unit is electrically connected with the energy storage management system to generate alarm information according to an alarm instruction of the energy storage management system.

[0010] Another purpose of the utility model lies in providing a safe and optimized integrated system which comprises the above-mentioned energy storage system, data center and isolation wall, the energy storage system is electrically connected with the data center, the energy storage system is used for power supply of the data center, the distance between the energy storage system and the data center is 200-500 meters, and the isolation wall is arranged between the energy storage system and the data center.

[0011] Further, the data center comprises a ventilation unit, a second safety control unit and a second detection unit, the ventilation unit and the second detection unit are connected with the second safety control unit, the second detection unit is used for detecting the operation state of the data center, and the second safety control unit is used for controlling the ventilation unit according to the operation state of the data center.

[0012] Further, the isolation wall comprises a first metal plate, a rock wool plate and a second metal plate which are sequentially arranged, and the thickness of the rock wool plate is greater than 50 mm.

[0013] Further, an uninterruptible power supply is further included, and the uninterruptible power supply is connected with the data center and the energy storage system respectively.

[0014] The utility model discloses a safe and optimized energy storage system, the energy storage system is provided with water-based fire extinguishing module, gas fire extinguishing module and dry powder fire extinguishing module respectively for battery cabinet, battery cabin and battery module, the energy storage system is provided with water-gas fire module, and according to the equipment device characteristic and the spread situation of fire, the gas fire extinguishing module, dry powder fire extinguishing module or water-based fire extinguishing module work is controlled, thereby the safety of energy storage system is improved, and the safety and reliability of energy storage-data integrated system using the energy storage system are improved simultaneously. Attached Figure Description

[0015] Fig. 1 This is the structural frame of the energy storage system described in this utility model;

[0016] Fig. 2 This is a block diagram of the integrated system structure described in this utility model;

[0017] Fig. 3 This is a block diagram of the alarm unit triggering process described in this utility model.

[0018] Label Explanation:

[0019] 1. Energy storage system; 11. Energy storage management system; 12. First detection unit; 13. Gas fire extinguishing module; 14. Dry powder fire extinguishing module; 15. Water-based fire extinguishing module;

[0020] 2. Data center;

[0021] 3. Isolation wall; 31. First metal plate; 32. Rock wool board; 33. Second metal plate;

[0022] 4. Uninterruptible power supply. Detailed Implementation

[0023] To explain in detail the technical content, objectives, and effects of this utility model, the following description is provided in conjunction with the embodiments and accompanying drawings.

[0024] Please refer to Figs. 1-3 A safety-optimized energy storage system is disclosed. The energy storage system includes an energy storage management system, a battery cabinet, a battery compartment located in the battery cabinet, and battery modules located in the battery compartment. It also includes a first detection unit and a fire extinguishing unit. Both the detection unit and the fire extinguishing unit are electrically connected to the energy storage management system. The detection unit is used to detect the operating status of the energy storage system. The energy storage management system is used to control the fire extinguishing unit according to the operating status of the energy storage system. The fire extinguishing unit includes a gas fire extinguishing module, a dry powder fire extinguishing module, and a water-based fire extinguishing module. The gas fire extinguishing module is located in the battery compartment, the dry powder fire extinguishing module is located in the battery modules, and the water-based fire extinguishing module is located in the battery cabinet.

[0025] The safe and optimized energy storage system has the water-based fire extinguishing module, the gas fire extinguishing module and the dry powder fire extinguishing module arranged in the battery cabinet, the battery cabin and the battery module respectively, the water-gas fire extinguishing module is arranged, the gas fire extinguishing module, the dry powder fire extinguishing module or the water-based fire extinguishing module is controlled according to the equipment device characteristics and the spread of the fire, and therefore the safety of the energy storage system is improved, and the safety and reliability of the energy storage-data integrated system using the energy storage system are improved.

[0026] Further, the first detection unit comprises a plurality of detection modules, and the detection modules comprise temperature sensors, smoke sensors and gas sensors.

[0027] According to the above description, the plurality of detection modules are arranged in the battery cabinet, the battery cabin and the battery module respectively, so as to monitor the temperature, the smoke and the combustible gas concentration in the battery cabinet, the battery cabin and the battery module respectively in real time. When the detection module detects abnormal data, a pre-warning information is sent to the battery management system, and the battery management system controls the water-based fire extinguishing module, the gas fire extinguishing module and the dry powder fire extinguishing module according to the pre-warning information.

[0028] Further, the gas fire extinguishing module comprises a fire extinguishing agent storage bottle, a gas spray head and a gas fire extinguishing controller, the fire extinguishing agent storage bottle is used for storing perfluorohexone and / or heptafluoropropane, the gas spray head is connected with the fire extinguishing agent storage bottle, the gas fire extinguishing controller is connected with the gas spray head, so as to control the gas spray head to open or close, and the gas fire extinguishing controller is electrically connected with the energy storage management system.

[0029] According to the above description, the gas fire extinguishing module uses perfluorohexone and / or heptafluoropropane as the fire extinguishing agent, has the advantages of high fire extinguishing efficiency, good safety and environmental protection, and the gas fire extinguishing agent has little damage to the energy storage cabin, no residue after fire extinguishing, can avoid the significant influence of the fire extinguishing agent on the performance of the battery module, and reduce economic loss.

[0030] Further, the dry powder fire extinguishing module comprises an ultrafine dry powder storage tank, a dry powder spray head and a spray head starter, the dry powder spray head is connected with the ultrafine dry powder storage tank, the spray head starter is connected with the dry powder spray head, so as to control the dry powder spray head to open or close, and the dry powder spray head is electrically connected with the energy storage management system.

[0031] According to the above description, the ultrafine dry powder can extinguish the fire by chemical inhibition and physical fire extinguishing double action when the ultrafine dry powder is sprayed in the fire area, and the particle diameter of the ultrafine dry powder is extremely small, can better penetrate the inside of the battery module, and improve the fire extinguishing efficiency.

[0032] Further, the water-based fire extinguishing module comprises a water tank, a water pump, a water-based spray head and a water-based controller, the water pump is arranged on the water tank, the water-based spray head is connected with the water pump, the water-based controller is connected with the water pump and the water-based spray head respectively to control the water pump and the water-based spray head to open or close respectively, and the water-based controller is electrically connected with the energy storage management system.

[0033] As known from the above description, the water pump can pressurize the water in the water tank, so that the water is sprayed to the fire area in the form of fine water mist, and the oxygen concentration is reduced through the water mist to achieve the purpose of fire extinguishing.

[0034] Further, the alarm unit is electrically connected with the energy storage management system to generate alarm information according to the alarm instruction of the energy storage management system.

[0035] As known from the above description, when the first detection unit detects abnormal data, the alarm unit can generate an alarm signal.

[0036] Another purpose of the utility model is to provide a safe and optimized integrated system, which comprises the above-mentioned energy storage system, data center and isolation wall, the energy storage system is electrically connected with the data center, the energy storage system is used for power supply of the data center, the distance between the energy storage system and the data center is 200-500 meters, and the isolation wall is arranged between the energy storage system and the data center.

[0037] As known from the above description, the safe and optimized integrated system provided by the utility model has all the beneficial effects of the above-mentioned energy storage system, and the relative distance between the energy storage system and the data center is limited, and the isolation wall is arranged between the energy storage system and the data center to reduce the risk of mutual influence between the energy storage system and the data center in case of accident.

[0038] Further, the data center comprises a ventilation unit, a second safety control unit and a second detection unit, the ventilation unit and the second detection unit are connected with the second safety control unit, the second detection unit is used for detecting the running state of the data center, and the second safety control unit is used for controlling the ventilation unit according to the running state of the data center.

[0039] As known from the above description, when the data center operates normally, the ventilation unit can ventilate and dissipate heat for the data center, and when the data center catches fire, the ventilation unit can quickly remove the smoke and harmful gas generated by the fire to provide favorable conditions for fire extinguishing and rescue work.

[0040] Further, the isolation wall comprises a first metal plate, a rock wool plate and a second metal plate arranged in sequence, and the thickness of the rock wool plate is greater than 50mm.

[0041] As can be known from the above description, the safety performance of the isolation wall is high, when a fire occurs in one of the energy storage system and the data center, the isolation wall arranged between the two can effectively prevent the fire from spreading to the other, and reduce the heat radiation of the fire to the adjacent area, thereby improving the safety of the integrated system as a whole.

[0042] Further, the uninterruptible power supply is further included, and the uninterruptible power supply is connected with the data center and the energy storage system respectively.

[0043] As can be known from the above description, the dual-function power supply is adopted in the data center, so that the power supply of the energy storage system and the data center is stable.

[0044] Embodiment one

[0045] Please refer to Figs. 1-3 The embodiment one of the utility model provides a safe and optimized integrated system, the integrated system includes connected energy storage system 1 and data center 2, so that the energy storage system supplies power for the data center.

[0046] In the prior art, the integrated design of the energy storage system and the data center increases the complexity of the system as a whole, so that the management and maintenance of the integrated shampoo are difficult, and the complexity of the integrated system makes fault diagnosis and repair more difficult. When the energy storage system or the data center in the integrated system fails, it may affect the normal operation of the other, for example, when an electrical fire occurs in the energy storage system, it may seriously affect the safety of the operation of the data center.

[0047] In order to solve the above problems, and optimize the safety of the integrated system, the fire safety of the energy storage system and the data center in the integrated system provided in the embodiment one is improved to improve the safety and stability of the energy storage system and the data center, and reduce the risk of fire safety accidents.

[0048] Specifically, please refer to Fig. 2 In the embodiment one, the distance L2 between the energy storage system 1 and the data center 2 is 200-500 meters, and the isolation wall 3 is arranged between the energy storage system 1 and the data center 2. The embodiment one reduces the mutual influence of the two when an electrical fire accident occurs by ensuring the safe distance between the energy storage system and the data center and arranging the isolation wall between the two.

[0049] In the first embodiment, the partition wall comprises a first metal plate 31, a rock wool plate 32 and a second metal plate 33 arranged in sequence, and the thickness L1 of the rock wool plate 32 is greater than 50 mm. The partition wall used in the first embodiment has high safety performance, and the rock wool plate 32 can achieve a fireproof performance of more than 4 hours. When a fire occurs in one of the energy storage system and the data center, the partition wall arranged between the two can effectively prevent the spread of the fire and limit the fire to a specific area, thereby reducing the loss. Preferably, the inside of the partition wall can also be filled with a thermal insulation layer, and the specific thermal insulation wall comprises a first metal plate, a first thermal insulation layer, a rock wool plate, a second thermal insulation layer and a second metal plate arranged in sequence, which can further reduce the influence of fire on the adjacent area and improve the overall safety and stability of the integrated system.

[0050] Please refer to Fig. 1 In the first embodiment, the energy storage system comprises an energy storage management system 11, a battery cabinet, a battery cabin arranged in the battery cabinet, a battery module arranged in the battery cabin, a first detection unit 12 and a fire extinguishing unit; wherein the detection unit and the fire extinguishing unit are electrically connected with the energy storage management system, the detection unit is used for detecting the operating state of the energy storage system, and the energy storage management system is used for controlling the fire extinguishing unit according to the operating state of the energy storage system. The fire extinguishing unit comprises a gas fire extinguishing module 13, a dry powder fire extinguishing module 14 and a water-based fire extinguishing module 15, the gas fire extinguishing module is arranged in the battery cabin, the dry powder fire extinguishing module is arranged in the battery module, and the water-based fire extinguishing module is arranged in the battery cabinet.

[0051] Specifically, the first detection unit comprises a plurality of detection modules, and the detection modules comprise temperature sensors, smoke sensors and gas sensors. A plurality of sensors are arranged in the energy storage system to monitor parameters such as the temperature, smoke and combustible gas concentration of the battery in real time. When the first detection module detects abnormal data, a warning signal is immediately sent out.

[0052] In the embodiment, the temperature sensor, the smoke sensor and the gas sensor cooperate with each other, and related thresholds are set for each parameter, so that the signs of fire can be detected in time and accurately, and the cooperation of multiple sensors can improve the reliability and anti-interference ability of data acquisition.

[0053] Specifically, in the first embodiment, a plurality of detection modules can be arranged in the battery cabinet, the battery cabin and the battery module respectively to monitor the development, severity and type of the fire in the energy storage system, so that the battery management system can reasonably call the cooperation and linkage operation of the gas fire extinguishing module, the dry powder fire extinguishing module and the water-based fire extinguishing module according to the development of the fire.

[0054] As an example: in the initial stage of a fire occurring in the data center and spreading outside the energy storage system, the fire monitoring module installed in the battery cabinet detects abnormality, while the detection module installed in the battery cabin and battery module detects normal data, then the water-based fire extinguishing module can be started first for cooling, and if the fire further expands, the gas fire extinguishing module or dry powder fire extinguishing module can be started according to the fire state. Or the detection module of the battery module in the energy storage system detects abnormality, and the battery cabinet and battery cabin detection module detects normal data, then the dry powder fire extinguishing module can be started first to extinguish the battery module to avoid the electrical fire of the energy storage system spreading from inside to outside.

[0055] According to the gas composition generated after thermal runaway of the energy storage system, the proportion of hydrogen and carbon monoxide in the flammable gas of the thermal runaway of the energy storage system is the highest, so in order to ensure the effectiveness of the detection, hydrogen and carbon monoxide can be selected as the detection object of the gas sensor. Specifically, the above-mentioned gas sensor includes a carbon monoxide sensor and a hydrogen sensor. Since the lower explosive limit of hydrogen concentration is 5%, the safety threshold of hydrogen concentration can be set to between 0.05% and 0.5%, and specifically, the concentration threshold of hydrogen can be set to 100 PPM; the lower explosive limit of carbon monoxide concentration is 15%, and the safety threshold of carbon monoxide concentration can be set to between 0.02% and 0.2%, and specifically, the concentration threshold of carbon monoxide can be set to 150 PPM.

[0056] In this embodiment, the gas detector can upload one 485 communication signal to the energy storage management system to transmit the concentration signal of the flammable gas. The first detection module further includes a gas fire extinguishing controller connected with the energy storage management system, which can upload three dry contact signals and one 485 communication signal to the energy storage management system, the three dry contact signals are alarm, fault and linkage respectively, and the 485 communication signal is used for text analysis of the dry contact signal.

[0057] As shown in Fig. 3 In this embodiment, the alarm unit is electrically connected with the energy storage management system to generate alarm information according to the alarm instruction of the energy storage management system. Wherein, the alarm trigger logic of each detector of the first detection unit triggers the hardware logic of the alarm unit, and finally triggers the software logic of the alarm unit.

[0058] In this embodiment, the gas fire extinguishing module includes a fire extinguishing agent storage bottle, a gas nozzle and a gas fire extinguishing controller, the fire extinguishing agent storage bottle is used to store perfluorohexone and / or heptafluoropropane, the gas nozzle is connected with the fire extinguishing agent storage bottle, and the gas fire extinguishing controller is connected with the gas nozzle to control the opening and closing of the gas nozzle, and the gas fire extinguishing controller is electrically connected with the energy storage management system.

[0059] The perfluorohexanone extinguishing agent can quickly evaporate and absorb heat, reduce the temperature of the fire area, and its chemical properties can interrupt the combustion reaction.

[0060] The heptafluoropropane extinguishing agent (HFC-227ea / FM200) is a clean gas extinguishing agent, which is suitable for extinguishing B, C class fires and electrical fires. The heptafluoropropane extinguishing agent has the advantages of high extinguishing efficiency, good safety, environmental protection, etc.

[0061] The fire extinguishing controller can control the gas spray head to uniformly spray a preset amount of extinguishing agent, and the amount of extinguishing agent can be calculated according to the following formula:

[0062]

[0063] Wherein, W is the design amount of fire extinguishing or inerting (kg); C1 is the design concentration of fire extinguishing or inerting (%); S is the mass volume of the overheat vapor of the extinguishing agent at 101 KPa atmospheric pressure and the minimum ambient temperature of the protection zone (m³ / kg); V is the net volume of the protection zone (m³); K is the altitude correction coefficient.

[0064] The pressure in the extinguishing agent storage bottle can also be calculated according to the following formula:

[0065]

[0066] Wherein, P m is the pressure in the extinguishing agent storage bottle at the process point (MPa, absolute pressure); P0 is the pressure of the extinguishing agent storage bottle (MPa, absolute pressure); V0 is the total volume in the extinguishing agent storage bottle before spraying (m³); γ is the liquid density of heptafluoropropane (kg / m³), which is specifically selected as 1.407 kg / m³; V p is the pipe volume of the pipe network (m³); n is the number of extinguishing agent storage bottles (pieces); V b is the capacity of the extinguishing agent storage bottle (m³); η is the filling amount (kg / m³).

[0067] In this embodiment, the storage pressure of the extinguishing agent storage bottle for perfluorohexanone is 2±0.1 MPa (gauge pressure), and the storage pressure of the extinguishing agent storage bottle for heptafluoropropane is 3±0.1 MPa (gauge pressure). The working temperature range of the extinguishing agent storage bottle is -40~50℃. The maximum working pressure of the extinguishing agent storage bottle for perfluorohexanone is 3±0.1 MPa (gauge pressure), and the maximum working pressure of the extinguishing agent storage bottle for heptafluoropropane is 5±0.1 MPa (gauge pressure). The maximum filling density of the extinguishing agent storage bottle for perfluorohexanone is 1580 kg / m³, and the maximum filling density of the extinguishing agent storage bottle for heptafluoropropane is 1580 kg / m³. The injection time of the extinguishing agent storage bottle is 10 seconds.

[0068] The dry powder fire extinguishing module comprises a superfine dry powder storage tank, a dry powder nozzle and a nozzle starter, the dry powder nozzle is connected with the superfine dry powder storage tank, the nozzle starter is connected with the dry powder nozzle to control the opening or closing of the dry powder nozzle, and the dry powder nozzle is electrically connected with the energy storage management system.

[0069] When a fire occurs, the dry powder fire extinguishing module is started, and the superfine dry powder is rapidly sprayed into the fire area to extinguish the flame through the dual action of chemical inhibition and physical fire extinguishing. The particle diameter of the superfine dry powder is extremely small, which can better penetrate into the battery and improve the fire extinguishing effect. The superfine dry powder storage tank adopts a sealed design to ensure the long-term stability of the dry powder. The dry powder nozzle has a directional spraying function and can accurately aim at the fire source. The dry powder fire extinguishing module has a fast extinguishing speed and can effectively deal with the rapid development of the energy storage battery fire.

[0070] In the first embodiment, the water-based fire extinguishing module comprises a water tank, a water pump, a water-based nozzle and a water-based controller, the water pump is arranged on the water tank, the water-based nozzle is connected with the water pump, and the water-based controller is connected with the water pump and the water-based nozzle respectively to control the opening or closing of the water pump and the water-based nozzle respectively, and the water-based controller is electrically connected with the energy storage management system.

[0071] Specifically, the water-based fire extinguishing module pressurizes the water in the water tank through the water pump, and forms fine water mist through the water-based nozzle and sprays it into the fire area. The water mist can rapidly absorb heat and reduce temperature, and at the same time, reduce the oxygen concentration to achieve the purpose of fire extinguishing. As a preferred, the water-based nozzle adopts a special atomization structure to ensure the uniform size of water mist particles and improve the heat absorption and fire extinguishing effect. The water-based controller can automatically adjust the intensity and range of water spray according to the temperature and smoke concentration of the fire.

[0072] In the embodiment, the data center comprises a ventilation unit, a second safety control unit and a second detection unit, the ventilation unit and the second detection unit are connected with the second safety control unit, the second detection unit is used for detecting the running state of the data center, and the second safety control unit is used for controlling the ventilation unit according to the running state of the data center.

[0073] Among them, when a fire occurs, the ventilation unit can automatically switch the working mode to introduce fresh air into the area not affected by the fire, and at the same time, the smoke and harmful gas generated by the fire are rapidly discharged through the smoke exhaust duct, thereby improving the on-site environment and providing favorable conditions for fire extinguishing and rescue work.

[0074] The operation of the ventilation unit is intelligently controlled by the data center according to the fire condition monitored by the second detection unit, so as to ensure the operation efficiency and safety of the system, improve the fire scene environment through the perfect ventilation and smoke exhaust system, and improve the safety of rescue and fire extinguishing work. As preferred, the ventilation volume of the ventilation unit satisfies the exhaust volume of 12 times / h, and the fan of the ventilation unit should adopt an explosion-proof design.

[0075] In the embodiment, the integrated system further comprises an uninterruptible power supply 4 connected with the data center 2 and the energy storage system 1 respectively. The integrated system of the embodiment adopts dual power supply to ensure the stable power supply of the energy storage system and the data center.

[0076] In conclusion, the safety optimized energy storage system provided by the utility model has the water-based fire extinguishing module, the gas fire extinguishing module and the dry powder fire extinguishing module arranged respectively on the battery cabinet, the battery cabin and the battery module of the energy storage system, the energy storage system is provided with the water-gas fire extinguishing module, the gas fire extinguishing module, the dry powder fire extinguishing module or the water-based fire extinguishing module is controlled according to the equipment device characteristics and the spread of the fire, so as to improve the safety of the energy storage system, and the safety and reliability of the energy storage-data integrated system using the energy storage system are improved correspondingly. The integrated system limits the relative distance between the energy storage system and the data center, and the isolation wall is arranged between the energy storage system and the data center, so as to reduce the risk of mutual influence between the energy storage system and the data center when an accident occurs.

[0077] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation or direct or indirect application in the related technical field according to the content of the utility model specification and the drawings is also included in the patent protection range of the utility model.

Claims

1. A safety-optimized energy storage system, the energy storage system comprising an energy storage management system, a battery cabinet, a battery compartment provided in the battery cabinet, and a battery module provided in the battery compartment, characterized in that, Further comprising a first detection unit and a fire extinguishing unit, the detection unit and the fire extinguishing unit are electrically connected with the energy storage management system, the detection unit is used for detecting the running state of the energy storage system, the energy storage management system is used for controlling the fire extinguishing unit according to the running state of the energy storage system, the fire extinguishing unit comprises a gas fire extinguishing module, a dry powder fire extinguishing module and a water-based fire extinguishing module, the gas fire extinguishing module is arranged in the battery cabin, the dry powder fire extinguishing module is arranged in the battery module, and the water-based fire extinguishing module is arranged in the battery cabinet.

2. The energy storage system of claim 1, wherein, The first detection unit comprises a plurality of detection modules, and the detection modules comprise temperature sensors, smoke sensors and gas sensors.

3. The energy storage system of claim 1, wherein, The gas fire extinguishing module comprises a fire extinguishing agent storage bottle, a gas nozzle and a gas fire extinguishing controller, the fire extinguishing agent storage bottle is used for storing perfluorohexone and / or heptafluoropropane, the gas nozzle is connected with the fire extinguishing agent storage bottle, the gas fire extinguishing controller is connected with the gas nozzle to control the opening or closing of the gas nozzle, and the gas fire extinguishing controller is electrically connected with the energy storage management system.

4. The energy storage system of claim 1, wherein, The dry powder fire extinguishing module comprises a superfine dry powder storage tank, a dry powder nozzle and a nozzle starter, the dry powder nozzle is connected with the superfine dry powder storage tank, the nozzle starter is connected with the dry powder nozzle to control the opening or closing of the dry powder nozzle, and the dry powder nozzle is electrically connected with the energy storage management system.

5. The energy storage system of claim 1, wherein, The water-based fire extinguishing module comprises a water tank, a water pump, a water-based nozzle and a water-based controller, the water pump is arranged on the water tank, the water-based nozzle is connected with the water pump, the water-based controller is connected with the water pump and the water-based nozzle respectively to control the opening or closing of the water pump and the water-based nozzle respectively, and the water-based controller is electrically connected with the energy storage management system.

6. The energy storage system of claim 1, wherein, Further comprising an alarm unit, the alarm unit is electrically connected with the energy storage management system to generate alarm information according to the alarm instruction of the energy storage management system.

7. A safety-optimized integrated system, characterized in that The energy storage system, the data center and the isolation wall of any one of claims 1-6 are electrically connected with the data center, the energy storage system is used for power supply of the data center, the distance between the energy storage system and the data center is 200-500 meters, and the isolation wall is arranged between the energy storage system and the data center.

8. The integrated system of claim 7, wherein, The data center comprises a ventilation unit, a second safety control unit and a second detection unit, the ventilation unit and the second detection unit are connected with the second safety control unit, the second detection unit is used for detecting the running state of the data center, and the second safety control unit is used for controlling the ventilation unit according to the running state of the data center.

9. The integrated system of claim 7, wherein, The isolation wall comprises a first metal plate, a rock wool plate and a second metal plate arranged in sequence, and the thickness of the rock wool plate is greater than 50 mm.

10. The integrated system of claim 7, wherein, Further comprising an uninterruptible power supply, the uninterruptible power supply is connected with the data center and the energy storage system respectively.

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