EMS energy storage management equipment

Abstract

The EMS energy storage management equipment comprises a cabinet body which comprises an energy storage chamber, a control chamber and an electrical chamber which are arranged up and down; the energy storage device is arranged in the energy storage chamber and used for storing electric energy; the control device is arranged in the control room, electrically connected with the energy storage device and used for monitoring operation data of the energy storage device; and the electric connection device is arranged in the electric room, is electrically connected with the control device and is used for inputting and / or outputting the distribution wire harness. According to the invention, the energy storage chamber, the control chamber and the electrical chamber are optimally divided for accommodating the energy storage device, the control device and the electrical connection device respectively, so that the EMS energy storage management equipment integrates operations such as EMS data monitoring and energy storage and supply at the same time, and has the advantages of high integration level, small occupied area, high space utilization rate and the like; the problems that the number of connecting wires is large and wiring is tedious are solved, the equipment architecture and electrical connection are simplified, and the maintenance convenience of equipment is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of energy storage devices, in particular to an EMS energy storage management device. BACKGROUND

[0002] The EMS energy storage management device is a system for managing and optimizing energy storage devices. By monitoring, controlling and coordinating the normal operation of the energy storage devices, the best performance and benefits of the energy storage devices are achieved. However, the existing EMS energy storage management device has the following defects: (1) the electrical connection lines are redundant and chaotic, which requires a large amount of space, low overall integration, low space utilization, and is easy to cause communication interference, thereby reducing the stability of the system; (2) the existing device usually uses a liquid cooling device to control the temperature of the energy storage device, but the liquid cooling device occupies a large space, has high construction and maintenance costs, and is prone to leakage, which poses a great safety hazard. SUMMARY

[0003] In order to overcome the above technical problems, the present application discloses an EMS energy storage management device.

[0004] The technical scheme adopted by the present application to achieve the above-mentioned purposes is: An EMS energy storage management device, comprising: a cabinet body comprising an upper and lower energy storage chamber, a control chamber and an electrical chamber; an energy storage device arranged in the energy storage chamber for storing electrical energy; a control device arranged in the control chamber and electrically connected to the energy storage device for monitoring the operation data of the energy storage device; an electrical device arranged in the electrical chamber and electrically connected to the control device for input and / or output of the power distribution harness.

[0005] The EMS energy storage management device described above, wherein the energy storage device comprises a plurality of groups of parallelly arranged energy storage batteries, and the energy storage batteries are electrically connected to the control device.

[0006] The EMS energy storage management device described above, wherein the energy storage device further comprises a first energy storage converter and a second energy storage converter, and the first energy storage converter and the second energy storage converter are respectively electrically connected to the positive and negative poles of the energy storage device.

[0007] The EMS energy storage management device, wherein the control device comprises an EMS controller, a BMS controller, an inverter, an AC circuit breaker and a DC circuit breaker, the EMS controller is electrically connected with the BMS controller, and the EMS controller and the BMS controller are both electrically connected with the energy storage device, the EMS controller is electrically connected with the inverter, the AC circuit breaker is arranged on a connection circuit of a power grid and the energy storage device, and the DC circuit breaker is arranged on a connection circuit of the energy storage battery and the inverter.

[0008] The EMS energy storage management device, wherein the control device further comprises a switch and a 4G DTU module. The switch is electrically connected with the EMS controller to realize data exchange. The 4G DTU module is electrically connected with the EMS controller to realize wireless data communication transmission.

[0009] The EMS energy storage management device, wherein the electrical connection device comprises an input connector, an input wiring copper bar, an output connector, an output wiring copper bar and a communication connector, the input connector is electrically connected with the AC circuit breaker through the input wiring copper bar, the output connector is electrically connected with the DC circuit breaker through the output wiring copper bar, and the communication connector is electrically connected with the EMS controller.

[0010] The EMS energy storage management device, wherein a first voltage transformer and a first current transformer are arranged on a line of the input wiring copper bar to realize detection of voltage and current. A second voltage transformer and a second current transformer are arranged on a line of the output wiring copper bar to realize detection of voltage and current.

[0011] The EMS energy storage management device, wherein a heat insulation plate is arranged between the energy storage chamber and the control chamber. First and second heat dissipation components are arranged at bottoms of the energy storage chamber and the control chamber respectively. The cabinet body is provided with a plurality of groups of air inlets and air outlets, and the air inlets and the air outlets are communicated to enable circulating air to air-cool the first and / or second heat dissipation components.

[0012] The EMS energy storage management device, wherein a plurality of groups of heat dissipation fins are arranged on an outer peripheral surface of the energy storage battery, and the heat dissipation fins are in heat-conducting connection with the first heat dissipation component.

[0013] The EMS energy storage management device, wherein the cabinet is provided with a temperature and humidity controller, a temperature sensor and a humidity sensor, the temperature and humidity controller is electrically connected with the EMS controller, the temperature and humidity controller is electrically connected with the temperature sensor and the humidity sensor respectively, and the temperature and humidity controller is electrically connected with the first heat dissipation component and the second heat dissipation component.

[0014] The beneficial effects of the present application include the following points: (1) The present application optimizes the division of the energy storage chamber, control chamber and electrical chamber to accommodate the energy storage device, control device and electrical connection device respectively, so that the EMS energy storage management device can simultaneously consider EMS data monitoring, energy storage power supply and other operations, has the advantages of high integration, small floor area and high space utilization, solves the problem of too many connection wires and complex wiring, simplifies the equipment architecture and electrical connection, and improves the maintenance convenience of the equipment; (2) The energy storage device is matched with the energy storage battery, the first energy storage converter and the second energy storage converter, which helps to manage the charging and discharging of the energy storage device, improves the stability and efficiency of the energy storage device by controlling power output and providing overvoltage and overcurrent protection; (3) The BMS data information is transmitted to the EMS controller through the BMS controller in the control device, and the EMS data of the EMS controller is transmitted to the cloud platform through the 4G DTU module to realize remote monitoring and monitoring EMS, wherein the EMS controller can control and operate the energy storage device according to the predetermined EMS operation strategy to realize monitoring the operation data of the energy storage device; (4) The first heat dissipation component and the second heat dissipation component are arranged at the bottom of the energy storage chamber and the control chamber respectively, the cabinet is provided with the air inlet and the air outlet and is communicated, so that the external air flows into the inside of the cabinet, and the continuous air flow is formed under the action of the first heat dissipation component and / or the second heat dissipation component, thereby realizing air cooling of the energy storage chamber and / or the control chamber, ensuring that the normal working temperature range is maintained in the energy storage chamber and / or the control chamber, avoiding overheating of the energy storage device, and saving the space occupied by heat dissipation. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in combination with the drawings and examples.

[0016] Fig. 1 It is a structural perspective view of the present application; Fig. 2 It is a rear view schematic diagram of the present application. DETAILED DESCRIPTION

[0017] The application will be further described in the following specific examples, which are not intended to limit the application.

[0018] In this embodiment, the methods used are conventional methods unless otherwise specified.

[0019] Embodiment: see Figs. 1-2 The EMS energy storage management device provided in this embodiment includes: The cabinet 1 includes an upper and lower energy storage chamber, a control chamber and an electrical chamber; The energy storage device 2 is arranged in the energy storage chamber and is used for storing electrical energy; The control device 3 is arranged in the control chamber and is electrically connected with the energy storage device 2, and is used for monitoring the operation data of the energy storage device 2; The electrical connection device 4 is arranged in the electrical chamber and is electrically connected with the control device 3, and is used for input and / or output of the power distribution harness.

[0020] Specifically, the energy storage chamber, control chamber and electrical chamber are optimized to accommodate the energy storage device 2, control device 3 and electrical connection device 4 respectively, so that the EMS energy storage management device can simultaneously perform EMS data monitoring, energy storage power supply and other operations, has the advantages of high integration, small floor area and high space utilization, solves the problems of large number of connection wire settings and complex wiring, simplifies the equipment architecture and electrical connection, and improves the maintenance convenience of the equipment.

[0021] Preferably, the energy storage device 2 includes a plurality of groups of parallelly arranged energy storage batteries 21, and the energy storage batteries 21 are electrically connected with the control device 3; specifically, the number of the energy storage batteries 21 can be set according to actual use requirements.

[0022] Further, the energy storage device 2 further includes a first energy storage converter and a second energy storage converter, and the first energy storage converter and the second energy storage converter are respectively electrically connected with the positive and negative electrodes of the energy storage device 2; specifically, the first energy storage converter and the second energy storage converter are helpful to manage the charging and discharging of the energy storage device 2, improve the stability and efficiency of the energy storage device 2 by controlling power output and providing overvoltage and overcurrent protection.

[0023] Preferably, the control device 3 comprises an EMS controller 31, a BMS controller 32, an inverter 33, an AC circuit breaker 35 and a DC circuit breaker 36, the EMS controller 31 is electrically connected with the BMS controller 32, and the EMS controller 31 and the BMS controller 32 are both electrically connected with the energy storage device 2, the EMS controller 31 is electrically connected with the inverter 33, the AC circuit breaker 35 is arranged on the connecting circuit of the power grid and the energy storage device 2, and the DC circuit breaker 36 is arranged on the connecting circuit of the energy storage battery 21 and the inverter 33.

[0024] Specifically, the EMS controller 31 is used to complete the monitoring and management operation of the BMS controller 32, ensure the normal operation of the energy storage device 2, and realize the detection and analysis of energy consumption; the BMS controller 32 is used to monitor the state of the energy storage device 2 in real time, such as temperature, voltage, current, state of charge and the like, to ensure the efficient and stable operation of the energy storage device 2 and optimize the management standardization of the energy storage device 2.

[0025] Preferably, the control device 3 further comprises a switch 37 and a 4G DTU module 38. The switch 37 is electrically connected with the EMS controller 31 to realize data exchange. The 4G DTU module 38 is electrically connected with the EMS controller 31 to realize wireless data communication transmission.

[0026] Specifically, the EMS controller 31 communicates with the BMS controller 32 and the switch 37 through the MOBUS RTU protocol; the BMS controller 32 transmits BMS data information to the EMS controller 31, and the 4G DTU module 38 transmits EMS data of the EMS controller 31 to the cloud platform to realize remote monitoring and monitoring EMS, wherein the EMS controller 31 can control and operate the energy storage device 2 according to the predetermined EMS operation strategy to realize the monitoring of the operation data of the energy storage device 2.

[0027] Preferably, the electrical connection device 4 comprises an input terminal, an input wiring copper bar 41, an output terminal, an output wiring copper bar 42 and a communication terminal, the input terminal is electrically connected with the AC circuit breaker 35 through the input wiring copper bar 41, the output terminal is electrically connected with the DC circuit breaker 36 through the output wiring copper bar 42, and the input terminal and the output terminal realize the electrical connection between the energy storage device 2 and the power grid. The communication terminal is electrically connected with the EMS controller 31 to realize data transmission between the EMS controller 31, the BMS controller 32 and external equipment.

[0028] Further, a first voltage transformer and a first current transformer are arranged on the line of the input wiring copper bar 41 to detect the voltage and current size thereof; specifically, the first voltage transformer and the first current transformer collect voltage data and current data of the input wiring copper bar 41 in real time, and when the data exceeds the preset value, the EMS controller 31 controls the AC circuit breaker 35 to cut off the circuit, thereby realizing comprehensive monitoring of the circuit. A second voltage transformer and a second current transformer are arranged on the line of the output wiring copper bar 42 to detect the voltage and current size thereof; specifically, the second voltage transformer and the second current transformer collect voltage data and current data of the output wiring copper bar 42 in real time, and when the data exceeds the preset value, the EMS controller 31 controls the DC circuit breaker 36 to cut off the circuit, thereby realizing comprehensive monitoring of the circuit.

[0029] Preferably, a heat insulation plate 5 is arranged between the energy storage chamber and the control chamber, which effectively prevents the heat inside the energy storage chamber and the control chamber from flowing to each other and affecting the normal operation of the devices; A first heat dissipation assembly and a second heat dissipation assembly are arranged at the bottom of the energy storage chamber and the control chamber, respectively; the first heat dissipation assembly and the second heat dissipation assembly are preferably but not limited to heat dissipation fans; The cabinet 1 is provided with a plurality of sets of air inlets and air outlets, and the air inlets and the air outlets are communicated to enable the circulating air to air-cool the first heat dissipation assembly and / or the second heat dissipation assembly; specifically, the air inlets and the air outlets are communicated to enable the external air to circulate to the inside of the cabinet 1 and form a continuous circulating gas under the action of the first heat dissipation assembly and / or the second heat dissipation assembly, thereby realizing air-cooling of the energy storage chamber and / or the control chamber, ensuring that the energy storage chamber and / or the control chamber maintain a normal working temperature range, avoiding overheating of the energy storage device 2, and saving space for heat dissipation.

[0030] Further, a plurality of sets of heat dissipation fins are arranged on the outer circumferential surface of the energy storage battery 21, the heat dissipation fins are in heat conduction connection with the first heat dissipation assembly, and the heat dissipation fins help to conduct the heat generated by the energy storage battery 21 to the first heat dissipation assembly, thereby further improving the heat dissipation efficiency.

[0031] Preferably, a temperature and humidity controller is arranged in the cabinet 1, the temperature and humidity controller is electrically connected with the EMS controller 31, the temperature and humidity controller is electrically connected with the temperature sensor and the humidity sensor respectively, and the temperature and humidity controller is electrically connected with the first heat dissipation assembly and the second heat dissipation assembly; specifically, the temperature and humidity controller detects the temperature and humidity inside the cabinet 1 in real time through the temperature sensor and the humidity sensor, and when the detected internal temperature and / or humidity exceeds the preset value, the first heat dissipation assembly and the second heat dissipation assembly perform heat dissipation and / or dehumidification operation.

[0032] The EMS energy storage management device has the following advantages: (1) The energy storage chamber, control chamber and electrical chamber are optimized and divided to accommodate the energy storage device 2, control device 3 and electrical device 4 respectively, so that the EMS energy storage management device can simultaneously perform EMS data monitoring and energy storage power supply operations, has the advantages of high integration, small occupied area and high space utilization, solves the problems of too many connection wires and complicated wiring, simplifies the equipment architecture and electrical connection, and improves the maintenance convenience of the equipment; (2) The energy storage device 2 is matched with the energy storage battery 21, the first energy storage converter and the second energy storage converter to help manage the charging and discharging of the energy storage device 2, improve the stability and efficiency of the energy storage device 2 by controlling power output and providing overvoltage and overcurrent protection; (3) The BMS data information is transmitted to the EMS controller 31 through the BMS controller 32 in the control device 3, and the EMS data of the EMS controller 31 is transmitted to the cloud platform through the 4G DTU module 38 to realize remote monitoring and monitoring of the EMS, wherein the EMS controller 31 can control and operate the energy storage device 2 according to the predetermined EMS operation strategy to realize monitoring of the operation data of the energy storage device 2; (4) The first heat dissipation assembly and the second heat dissipation assembly are arranged at the bottom of the energy storage chamber and the control chamber respectively, the cabinet 1 is provided with the air inlet and the air outlet and is communicated, so that the external air flows into the inside of the cabinet 1, and the continuous flow of gas is formed under the action of the first heat dissipation assembly and / or the second heat dissipation assembly, thereby realizing air cooling heat dissipation of the energy storage chamber and / or the control chamber, ensuring that the energy storage chamber and / or the control chamber maintains a normal working temperature range, avoiding overheating of the energy storage device 2, and saving heat dissipation space.

[0033] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Any person skilled in the art, without departing from the technical scheme of the present application, can make many possible changes and modifications to the technical scheme of the present application, or modify equivalent embodiments, by using the disclosed technical means and technical content. Therefore, any equivalent changes made according to the shape, structure and principle of the present application, without departing from the technical scheme of the present application, should be covered by the protection scope of the present application.

Claims

1. An EMS energy storage management device, characterized in that, It includes: The cabinet includes an energy storage room, a control room, and an electrical room, which are set up on the upper and lower levels. An energy storage device, installed in the energy storage chamber, is used to store electrical energy; A control device, located in the control room and electrically connected to the energy storage device, is used to monitor the operating data of the energy storage device; An electrical connection device, located in the electrical room and electrically connected to the control device, is used for the input and / or output of the power distribution harness.

2. The EMS energy storage management device according to claim 1, characterized in that, The energy storage device includes several sets of energy storage batteries connected in parallel, and the energy storage batteries are electrically connected to the control device.

3. The EMS energy storage management device according to claim 2, characterized in that, The energy storage device further includes a first energy storage converter and a second energy storage converter, which are electrically connected to the positive and negative terminals of the energy storage device, respectively.

4. The EMS energy storage management device according to claim 3, characterized in that, The control device includes an EMS controller, a BMS controller, an inverter, an AC circuit breaker, and a DC circuit breaker. The EMS controller is electrically connected to the BMS controller, and both the EMS controller and the BMS controller are electrically connected to the energy storage device. The EMS controller is electrically connected to the inverter. The AC circuit breaker is installed on the connection circuit between the mains power grid and the energy storage device, and the DC circuit breaker is installed on the connection circuit between the energy storage battery and the inverter.

5. The EMS energy storage management device according to claim 4, characterized in that, The control device also includes a switch and a 4G DTU module; The switch is electrically connected to the EMS controller to enable data exchange; The 4G DTU module is electrically connected to the EMS controller to enable wireless data communication transmission.

6. The EMS energy storage management device according to claim 5, characterized in that, The electrical connection device includes an input connector, an input busbar, an output connector, an output busbar, and a communication connector. The input connector is electrically connected to the AC circuit breaker via the input busbar. The output connector is electrically connected to the DC circuit breaker via the output busbar. The communication connector is electrically connected to the EMS controller.

7. The EMS energy storage management device according to claim 6, characterized in that, A first voltage transformer and a first current transformer are installed on the input copper busbar to detect the magnitude of its voltage and current. A second voltage transformer and a second current transformer are installed on the output copper busbar to detect the magnitude of its voltage and current.

8. The EMS energy storage management device according to claim 7, characterized in that, A heat insulation board is installed between the energy storage room and the control room; A first heat dissipation component and a second heat dissipation component are respectively installed at the bottom of the energy storage chamber and the control chamber; The cabinet is provided with several sets of air inlets and outlets, which are connected to each other so that circulating air can perform air cooling on the first heat dissipation component and / or the second heat dissipation component.

9. The EMS energy storage management device according to claim 8, characterized in that, Several sets of heat dissipation fins are provided on the outer peripheral surface of the energy storage battery, and the heat dissipation fins are thermally connected to the first heat dissipation component.

10. The EMS energy storage management device according to claim 9, characterized in that, The cabinet is equipped with a temperature and humidity controller, a temperature sensor, and a humidity sensor. The temperature and humidity controller is electrically connected to the EMS controller, and is also electrically connected to the temperature sensor and the humidity sensor, respectively. Furthermore, the temperature and humidity controller is electrically connected to the first heat dissipation component and the second heat dissipation component.

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