Industrial and commercial energy storage all-in-one machine

Abstract

The utility model relates to the technical field of energy storage equipment, and discloses an industrial and commercial energy storage all-in-one machine which comprises a cabinet body, a cabinet door is arranged on the cabinet body, a battery bin and an electrical bin are arranged in the cabinet body, the battery bin is located above the electrical bin, an energy management system is arranged on the cabinet door, and the electrical bin is located above the battery bin. The energy management system is located in a cabinet door area corresponding to the battery bin, a plurality of battery cell sets are arranged in the battery bin, and an energy storage inverter, an electrical integrated plug-in box, a liquid cooling unit and a high-voltage box are arranged in the electrical bin. According to the utility model, a compartment structure layout design is adopted, and main parts such as internal devices and the like are subjected to integrated and modular design, so that the device has the characteristics of integrated flexible expansion, capacity increase and rapid and convenient delivery, and achieves the purposes of reducing the occupied area, being easy to carry and assemble, and intelligently monitoring and operating and maintaining on line; and flexible and changeable industrial and commercial storage market users are coped with through intelligent and modularized product characteristics, so that the reliability and economic benefits of the system are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage equipment technical field, concretely relates to a commercial and industrial energy storage all-in-one machine. BACKGROUND

[0002] The energy storage all-in-one machine is a kind of equipment integrated with key components such as energy storage battery, battery management system, power conversion system and energy management system, and is widely applied in commercial and industrial energy storage products. Main functions include peak clipping, demand control, dynamic capacity expansion, standby power supply, photovoltaic storage integration, etc. In some scenarios, multiple parallel use is often required.

[0003] The existing energy storage all-in-one machine on the market is divided into air-cooled and liquid-cooled. The cabinet using air-cooled mode has poor internal cell temperature consistency in cell group (PACK), and large temperature difference. The existing liquid-cooled energy storage cabinet mostly adopts left-right structure, i.e. the cell PACK and other components are placed on the left and right sides, and the power distribution protection system is scattered in the internal space of the cabinet. This mode has large floor area, large volume, low power density, and great difficulty in threading and wiring between cabinets, which greatly wastes working hours and has the risk of poor sealing. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a commercial and industrial energy storage all-in-one machine, which includes a cabinet, a cabinet door is arranged on the cabinet, a battery compartment and an electrical compartment are arranged in the cabinet, the battery compartment is located above the electrical compartment, an energy management system is arranged on the cabinet door, the energy management system is located in the cabinet door area corresponding to the battery compartment, a plurality of cell groups are arranged in the battery compartment, an energy storage inverter, an electrical integrated plug-in box, a liquid cooling unit and a high-voltage box are arranged in the electrical compartment.

[0005] Optionally, the liquid cooling unit is located at the bottom of the electrical compartment, the electrical integrated plug-in box is located above the liquid cooling unit, the energy storage inverter is located above the electrical integrated plug-in box, and the high-voltage box is located above the liquid cooling unit and arranged on one side of the energy storage inverter and the electrical integrated plug-in box.

[0006] Optionally, an indoor electric meter, an air switch, a main circuit breaker, an external socket, a panel network port, an external wiring terminal and a main power wiring terminal are arranged on the front end face of the electrical integrated plug-in box.

[0007] Optionally, a dehumidifier is arranged on the cabinet door, and the dehumidifier is located in the cabinet door area corresponding to the battery compartment.

[0008] Optionally, an explosion vent and a water fire-fighting interface are arranged on the back of the cabinet.

[0009] Optionally, the electrical bin is provided with a fire alarm system and a perfluorocyclohexanone fire extinguishing device, the cabinet top is provided with a composite detector and a perfluorocyclohexanone spray head, the perfluorocyclohexanone spray head is connected with the perfluorocyclohexanone fire extinguishing device, and the fire alarm system and the composite detector are in communication connection with the energy management system.

[0010] In conclusion, the utility model discloses a warehouse structure layout design, and main parts such as energy storage PCS (energy storage inverter), EMS (energy management system), electric core PACK (electric core group), water cooling system, fire fighting system and distribution protection system are integrated and modularized, the distribution protection system of the electrical bin adopts the integrated design of modularized electrical plug-in box, integrates the distribution protection system into a plug-in box, adopts plug-in connection mode, and installation and removal are convenient and fast, have the characteristics of integrated flexible expansion, capacity expansion, quick and convenient delivery, reduce the floor area, are easy to carry and assemble, and the purpose of intelligent online monitoring and operation and maintenance is achieved, the intelligent and modularized product characteristics are used to deal with flexible and changeable industrial and commercial energy storage market users, guarantee the minimal operation and maintenance, and the reliability and economic benefit of the system are improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is industrial and commercial energy storage all-in-one machine overall structural drawing for the utility model;

[0012] Figure 2 It is industrial and commercial energy storage all-in-one machine back internal structure schematic view for the utility model;

[0013] Figure 3 It is industrial and commercial energy storage all-in-one machine back external structure schematic view for the utility model;

[0014] Figure 4 It is industrial and commercial energy storage all-in-one machine electrical plug-in box structure schematic view for the utility model;

[0015] In the drawing: 1, cabinet; 2, battery bin; 3, electrical bin; 4, cabinet door; 5, electric core group; 6, dehumidifier; 7, energy management system; 8, energy storage inverter; 9, electrical integrated plug-in box; 10, liquid cooling unit; 11, high-pressure box; 12, explosion venting valve; 13, water fire fighting interface; 14, fire alarm system; 15, perfluorocyclohexanone fire extinguishing device; 16, composite detector; 17, cabinet electric meter; 18, air switch; 19, main circuit breaker; 20, external socket; 21, panel web interface; 22, external wiring terminal; 23, main power wiring terminal. DETAILED DESCRIPTION

[0016] The following is combined Figures 1-4 The utility model is further explained in detail.

[0017] The utility model discloses an industrial and commercial energy storage all-in-one machine, referring to Figure 1, including cabinet body 1, cabinet door 4 is arranged on cabinet body 1, battery compartment 2 and electrical compartment 3 are arranged in cabinet body 1, battery compartment 2 is located above electrical compartment 3, dehumidifier 6 and energy management system 7 are arranged on cabinet door 4, dehumidifier 6 and energy management system 7 are located in the region of cabinet door 4 corresponding to battery compartment 2, a plurality of battery cell groups 5 using liquid cooling heat dissipation are arranged in battery compartment 2, energy storage inverter 8, electrical integrated plug-in box 9, liquid cooling unit 10 and high-voltage box 11 are arranged in electrical compartment 3, liquid cooling unit 10 is located at the bottom of electrical compartment 3, electrical integrated plug-in box 9 is located above liquid cooling unit 10, energy storage inverter 8 is located above electrical integrated plug-in box 9, and high-voltage box 11 is located above liquid cooling unit 10 and is arranged at one side of energy storage inverter 8 and electrical integrated plug-in box 9;

[0018] Specifically, the protection level of battery compartment 2 is IP67, and the protection level of electrical compartment is IP55, so that the system can reliably and safely operate in harsh environments such as high temperature, high altitude, high salt fog and dust, and high-voltage box 11 is used for forced air cooling heat dissipation of cabinet body 1.

[0019] In further embodiments, referring to Figure 4 , the front end face of electrical integrated plug-in box 9 is provided with an indoor electric meter 17, an air switch 18, a main circuit breaker 19, an external socket 20, a panel network port 21, an external wiring terminal 22 and a main power wiring terminal 23, and the power distribution protection system of electrical compartment 3 adopts a modularized electrical plug-in box integrated design, integrates the power distribution protection system into one plug-in box, and adopts a plug-in connection mode, so that installation and disassembly are convenient and fast.

[0020] In further embodiments, referring to Figure 2 And Figure 3 , the back of cabinet body 1 is provided with a venting valve 12 and a water fire-fighting interface 13, the venting valve 12 is divided into an active venting valve and a passive venting valve, a fire alarm system 14 and a perfluorohexone extinguishing device 15 are arranged in electrical compartment 3, a composite detector 16 and a perfluorohexone spray head are arranged at the top of cabinet body 1, the perfluorohexone spray head is connected with the perfluorohexone extinguishing device 15, the fire alarm system 14 and the composite detector 16 are in communication connection with the energy management system 7, and the whole energy storage system can be timely cut off when alarm occurs.

[0021] The utility model not only adopts the design concept of modularization to the internal devices and carries out the layout design of the sub-compartment structure, but also is a large energy module cabinet itself from inside to outside, so that the energy storage all-in-one machine has the characteristics of integrated flexible expansion, capacity expansion and rapid and convenient delivery, and the market competitiveness of the product is greatly improved.

[0022] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit it. Although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all such modifications or substitutions should be covered within the scope of the claims of the present invention.

Claims

1. An integrated industrial and commercial energy storage unit, characterized in that, The device includes a cabinet (1), which has a cabinet door (4). Inside the cabinet (1) are a battery compartment (2) and an electrical compartment (3). The battery compartment (2) is located above the electrical compartment (3). The cabinet door (4) is equipped with an energy management system (7). The energy management system (7) is located in the area of ​​the cabinet door (4) corresponding to the battery compartment (2). The battery compartment (2) contains multiple battery cell groups (5). The electrical compartment (3) contains an energy storage inverter (8), an electrical integrated plug box (9), a liquid cooling unit (10), and a high-voltage box (11).

2. The integrated industrial and commercial energy storage unit according to claim 1, characterized in that, The liquid-cooled unit (10) is located at the bottom of the electrical compartment (3), the electrical integrated box (9) is located above the liquid-cooled unit (10), the energy storage inverter (8) is located above the electrical integrated box (9), and the high-voltage box (11) is located above the liquid-cooled unit (10) and is located on one side of the energy storage inverter (8) and the electrical integrated box (9).

3. The integrated industrial and commercial energy storage unit according to claim 2, characterized in that, The front end of the electrical integrated junction box (9) is equipped with an internal meter (17), an air switch (18), a main circuit breaker (19), an external socket (20), a panel network port (21), an external wiring terminal (22), and a main power wiring terminal (23).

4. The integrated industrial and commercial energy storage unit according to claim 1, characterized in that, A dehumidifier (6) is provided on the cabinet door (4), and the dehumidifier (6) is located in the cabinet door (4) area corresponding to the battery compartment (2).

5. The integrated industrial and commercial energy storage unit according to claim 1, characterized in that, The cabinet (1) is equipped with an explosion relief valve (12) and a water fire-fighting interface (13) on the back.

6. The integrated industrial and commercial energy storage unit according to claim 5, characterized in that, The electrical compartment (3) is equipped with a fire alarm system (14) and a perfluorohexanone fire extinguishing device (15). The top of the cabinet (1) is equipped with a composite detector (16) and a perfluorohexanone nozzle. The perfluorohexanone nozzle is connected to the perfluorohexanone fire extinguishing device (15). The fire alarm system (14) and the composite detector (16) are connected to the energy management system (7).

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