CN213521684U - Novel high-power energy storage converter - Google Patents

Novel high-power energy storage converter Download PDF

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Publication number
CN213521684U
CN213521684U CN202022607542.9U CN202022607542U CN213521684U CN 213521684 U CN213521684 U CN 213521684U CN 202022607542 U CN202022607542 U CN 202022607542U CN 213521684 U CN213521684 U CN 213521684U
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CN
China
Prior art keywords
cabinet
direct current
alternating current
current cabinet
direct
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Active
Application number
CN202022607542.9U
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Chinese (zh)
Inventor
陈玉杰
刘娜
李哲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Construction Machinery Import And Export Co ltd
China Machinery Engineering Corp
Tianjin Tianchuan Electric Drive Co ltd
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
Original Assignee
China Construction Machinery Import And Export Co ltd
China Machinery Engineering Corp
Tianjin Tianchuan Electric Drive Co ltd
Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd
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Application filed by China Construction Machinery Import And Export Co ltd, China Machinery Engineering Corp, Tianjin Tianchuan Electric Drive Co ltd, Electric Power Research Institute of State Grid Tianjin Electric Power Co Ltd filed Critical China Construction Machinery Import And Export Co ltd
Priority to CN202022607542.9U priority Critical patent/CN213521684U/en
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Publication of CN213521684U publication Critical patent/CN213521684U/en
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Abstract

The utility model relates to a novel high-power energy storage converter, a first direct current cabinet, a second direct current cabinet and an alternating current cabinet are installed side by side, the bottom ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with a collet together, and the top ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with L-shaped cabinet combining angle; the inverter cabinet comprises a direct current unit, a power unit and an LCL (lower control level) filtering unit which are sequentially connected through a bus bar, wherein the direct current unit is positioned below the front end of the first direct current cabinet and comprises a direct current fuse, an isolating switch, a direct current filtering magnetic ring and a Hall unit; the power unit is positioned at the upper parts of the first direct current cabinet and the second direct current cabinet and is fixed through a guide rail; the LCL filtering unit is positioned at the rear lower part of the first direct current cabinet and the lower part of the second direct current cabinet and comprises a resistor, a capacitor, a large reactor and a small reactor which are arranged on the bottom support; the alternating current cabinet comprises an alternating current contactor, an alternating current filtering magnetic ring, an alternating current breaker, an alternating current wiring busbar and electronic components. The utility model has the advantages of scientific and reasonable design, compact structure, the heat dissipation is good, and the independence is strong, and interchangeability is strong, and the operation is safe convenient.

Description

Novel high-power energy storage converter
Technical Field
The utility model belongs to the technical field of the energy storage, a novel high-power energy storage converter is related to.
Background
The energy storage technology is increasingly widely applied to links of power generation, transmission, distribution and use of a power grid, and in the fields of power distribution and power utilization facing user loads, the energy storage technology with medium and low power in households, businesses and the like is applied more and more, while the energy storage technology applied to a power supply and distribution system of high-energy-consumption and high-capacity industrial users is paid more and more attention and gradually becomes a research hotspot.
Therefore, a high-power energy-storage flow converter with reasonable structural layout becomes the focus of research. The utility model aims to provide a novel high-power energy storage becomes ware, compact structure, heat dispersion is good and interchangeability is strong, satisfies the distribution power consumption demand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a novel high-power energy storage converter, this energy storage converter compact structure, the heat dissipation is good, and the independence is strong, and interchangeability is strong, and the operation is safe convenient.
The utility model provides a its technical problem realize through following technical scheme:
a novel high-power energy storage converter is characterized in that: the inverter comprises an inverter cabinet and an alternating current cabinet, wherein the inverter cabinet comprises a first direct current cabinet and a second direct current cabinet, the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are arranged side by side, the bottom ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with a bottom support, and the top ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with L-shaped cabinet; the inverter cabinet comprises a direct current unit, a power unit and an LCL (lower control level) filtering unit which are sequentially connected through a bus bar, wherein the direct current unit is positioned below the front end of the first direct current cabinet and comprises a direct current fuse, an isolating switch, a direct current filtering magnetic ring and a Hall unit; the power unit is positioned at the upper parts of the first direct current cabinet and the second direct current cabinet and is fixed through a guide rail; the LCL filtering unit is positioned at the rear lower part of the first direct current cabinet and the lower part of the second direct current cabinet and comprises a resistor, a capacitor, a large reactor and a small reactor which are arranged on a bottom support; external wiring is connected to a direct-current wiring busbar of a direct-current unit through the bottom support and a sealing plate arranged at the bottom of the first direct-current cabinet, the wiring busbar is connected to a direct-current fuse and an isolating switch, the direct-current fuse and the isolating switch are connected to a power unit through a direct-current filtering magnetic ring and a Hall unit, the power unit is connected with a large reactor, the large reactor is connected with the small reactor through the busbar, and a resistor and a capacitor are connected between the large reactor and the small reactor through cables; the alternating current cabinet comprises an alternating current contactor, an alternating current filtering magnetic ring, an alternating current circuit breaker, an alternating current wiring busbar and electronic components, wherein the small reactor is connected to the alternating current contactor through the busbar, the alternating current contactor enters the alternating current circuit breaker through the alternating current filtering magnetic ring, and the alternating current circuit breaker is connected to the alternating current wiring busbar.
And the busbar for connecting the small reactor and the alternating current contactor is fixed on the side wall of the second direct current cabinet by an epoxy glass cloth plate.
And the cabinet bodies and the interiors of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are all provided with sealing plates.
And the cabinet bodies of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are all provided with ventilation shutters.
And a display and a control button are arranged on the cabinet body of the alternating current cabinet.
And the bottom support is provided with a forklift hole.
And a ventilation and heat dissipation channel is arranged between the bottom ends of the first direct current cabinet and the second direct current cabinet and the power unit.
The utility model discloses an advantage and beneficial effect do:
1. the utility model discloses a high-power energy storage converter, a first direct current cabinet, a second direct current cabinet and an alternating current cabinet are installed side by side, the bottom ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with a collet together, and the top ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with L-shaped cabinet combining; the inverter cabinet comprises a direct current unit, a power unit and an LCL (lower control level) filtering unit which are sequentially connected through a bus bar, wherein the direct current unit is positioned below the front end of the first direct current cabinet and comprises a direct current fuse, an isolating switch, a direct current filtering magnetic ring and a Hall unit; the power unit is positioned at the upper parts of the first direct current cabinet and the second direct current cabinet and is fixed through a guide rail; the LCL filtering unit is positioned at the rear lower part of the first direct current cabinet and the lower part of the second direct current cabinet and comprises a resistor, a capacitor, a large reactor and a small reactor which are arranged on a bottom support; the alternating current cabinet comprises an alternating current contactor, an alternating current filtering magnetic ring, an alternating current circuit breaker, an alternating current wiring busbar and electronic components, and is compact in structure, good in heat dissipation, strong in independence, strong in interchangeability, and safe and convenient to operate.
2. The utility model discloses a high-power energy storage converter, female arranging of connecting little reactor and ac contactor is fixed on second direct current cabinet lateral wall by the epoxy glass cloth board, guarantees electrical safety.
3. The utility model discloses a high-power energy storage converter, the cabinet body and the inside of first direct current cabinet, second direct current cabinet and alternating current cabinet all are provided with the shrouding, guarantee the installation security, supplementary heat dissipation ventilation simultaneously.
4. The utility model discloses a high-power energy storage converter all is provided with the ventilation shutter on the cabinet body of first direct current cabinet, second direct current cabinet and interchange cabinet for holistic air inlet guarantees the ventilation cooling effect, improves the operational safety nature.
5. The utility model discloses a high-power energy storage converter is provided with display and control button on the cabinet body of AC cabinet, and convenient operation is convenient for in time look over to the internal electrical components operating condition of cabinet.
6. The utility model discloses a high-power energy storage converter is provided with the fork truck hole on the collet, and the transportation of being convenient for removes, improves the transportation convenience.
7. The utility model discloses a high-power energy storage converter is provided with the ventilation cooling passageway between first direct current cabinet and second direct current cabinet bottom and the power unit, and the ventilation cooling of being convenient for guarantees the internal thermal in time effluvium of cabinet, guarantees electrical components work security.
8. The utility model has the advantages of scientific and reasonable design, compact structure, the heat dissipation is good, and the independence is strong, and interchangeability is strong, and the operation is safe convenient.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a front view of the present invention (with the cabinet door removed);
fig. 3 is a front view of the inversion cabinet of the present invention;
FIG. 4 is a perspective view of the inverter cabinet of the present invention;
fig. 5 is another perspective view of the inverter cabinet of the present invention;
fig. 6 is a bottom view of the inverter cabinet of the present invention;
fig. 7 is a schematic structural diagram of the inverter cabinet (with the cabinet door removed), in which a) is a front view, b) is a left view, and c) is a rear view;
fig. 8 is a perspective view of the ac cabinet of the present invention;
fig. 9 is another perspective view of the ac cabinet of the present invention;
fig. 10 is a perspective view of the ac cabinet of the present invention (with the cabinet door removed);
fig. 11 is another perspective view (with the door removed) of the ac cabinet of the present invention;
FIG. 12 is a rear view of FIG. 2;
fig. 13 is a schematic view of the air flow direction of fig. 7 b).
Description of the reference numerals
A-L type cabinet combination angle steel, B-first direct current cabinet, C-second direct current cabinet, D-alternating current cabinet, E-bottom support, 1-closing plate, 2-inversion cabinet front door, 3-inversion cabinet rear door, 4-side wall, 5-inversion cabinet top cover, 6-second direct current cabinet right side closing plate, 7-inverter bottom closing plate, 8-direct current wiring busbar, 9-direct current fuse and isolation switch, 10-direct current filtering magnetic ring and Hall unit, 11-power unit, 12-large reactor, 13-resistor and capacitor, 14-small reactor, 15-alternating current cabinet front door, 16-alternating current cabinet top cover, 17-alternating current cabinet rear door, 18-alternating current cabinet bottom closing plate, 19-alternating current contactor, 20-alternating current filtering magnetic ring, 21-alternating current circuit breaker, 22-alternating current wiring busbar, 23-electronic component, 24-ventilation shutter, 25-forklift hole, 26-ventilation heat dissipation channel, 27-display and 28-control button.
Detailed Description
The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.
A novel high-power energy storage converter is characterized in that: the inverter comprises an inverter cabinet and an alternating current cabinet, wherein the inverter cabinet comprises a first direct current cabinet and a second direct current cabinet, the first direct current cabinet B, the second direct current cabinet C and the alternating current cabinet D are installed side by side, the bottom ends of the first direct current cabinet B, the second direct current cabinet C and the alternating current cabinet D are connected with a bottom support E together, and the top ends of the first direct current cabinet B, the second direct current cabinet C and the alternating current cabinet D; the inverter cabinet comprises a direct current unit, a power unit and an LCL (lower control level) filtering unit which are sequentially connected through a bus bar, wherein the direct current unit is positioned below the front end of the first direct current cabinet and comprises a direct current fuse, an isolating switch, a direct current filtering magnetic ring and a Hall unit; the power unit is positioned at the upper parts of the first direct current cabinet and the second direct current cabinet and is fixed through a guide rail; the LCL filtering unit is positioned at the rear lower part of the first direct current cabinet and the lower part of the second direct current cabinet and comprises a resistor, a capacitor, a large reactor and a small reactor which are arranged on a bottom support; the alternating current cabinet comprises an alternating current contactor, an alternating current filtering magnetic ring, an alternating current circuit breaker, an alternating current wiring busbar and electronic components.
The exterior of the first direct current cabinet and the second direct current cabinet is a relatively closed whole body consisting of an inversion cabinet front door 2, an inversion cabinet rear door 3, a side wall 4, an inversion cabinet top cover 5, a second direct current cabinet right side sealing plate 6 and an inversion cabinet bottom sealing plate 7, the current flow of the first direct current cabinet and the second direct current cabinet is of a lower-upper-lower structure, external wiring is connected to a direct current wiring busbar 8 of a direct current unit through the bottom support and the sealing plates arranged at the bottom of the first direct current cabinet, the wiring bus bar is connected to a direct current fuse and an isolating switch 9, the direct current fuse and the isolating switch are connected to a power unit 11 through a direct current filtering magnetic ring and a Hall unit 10, the power unit is connected with a large reactor 12, the large reactor is connected with a small reactor 14 through a busbar, and a resistor and a capacitor 13 are connected between the large reactor and the small reactor through cables.
The alternating current cabinet consists of an alternating current cabinet front door 15, a side wall 4, an alternating current cabinet top cover 16, an alternating current cabinet rear door 17 and an alternating current cabinet bottom sealing plate 18, and forms a relatively closed whole with a second direct current cabinet right side sealing plate of a second direct current cabinet, current of the alternating current cabinet flows into a small reactor, enters an alternating current contactor 19 after being led out, enters an alternating current circuit breaker 21 through an alternating current filtering magnetic ring 20, then enters an alternating current wiring busbar 22, and the alternating current wiring busbar is connected to an electronic component 23.
This novel high-power energy storage converter, compact structure, the heat dissipation is good, and the independence is strong, and interchangeability is strong, and the operation is safe convenient.
The busbar for connecting the small reactor and the alternating current contactor is fixed on the right sealing plate of the second direct current cabinet by an epoxy glass cloth plate, so that the electrical safety is ensured.
The cabinet bodies and the interiors of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are all provided with sealing plates 1, so that the installation safety is guaranteed, and meanwhile, the heat dissipation and ventilation are assisted.
All be provided with ventilation shutter 24 on the cabinet body of first direct current cabinet, second direct current cabinet and interchange cabinet for holistic air inlet guarantees the ventilation cooling effect, improves the operation security.
The display 27 and the control button 28 are arranged on the cabinet body of the alternating current cabinet, so that the operation is convenient, and the working state of the electrical components in the cabinet body can be checked in time.
Be provided with fork truck hole 25 on the collet, the transportation of being convenient for is removed, improves the transportation convenience.
A ventilation and heat dissipation channel 26 is arranged between the bottom ends of the first direct current cabinet and the second direct current cabinet and the power unit, so that ventilation and heat dissipation are facilitated, heat in the cabinets can be timely dissipated, and the working safety of electric elements is guaranteed.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims (7)

1. A novel high-power energy storage converter is characterized in that: the inverter comprises an inverter cabinet and an alternating current cabinet, wherein the inverter cabinet comprises a first direct current cabinet and a second direct current cabinet, the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are arranged side by side, the bottom ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with a bottom support, and the top ends of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are connected with L-shaped cabinet; the inverter cabinet comprises a direct current unit, a power unit and an LCL (lower control level) filtering unit which are sequentially connected through a bus bar, wherein the direct current unit is positioned below the front end of the first direct current cabinet and comprises a direct current fuse, an isolating switch, a direct current filtering magnetic ring and a Hall unit; the power unit is positioned at the upper parts of the first direct current cabinet and the second direct current cabinet and is fixed through a guide rail; the LCL filtering unit is positioned at the rear lower part of the first direct current cabinet and the lower part of the second direct current cabinet and comprises a resistor, a capacitor, a large reactor and a small reactor which are arranged on a bottom support; external wiring is connected to a direct-current wiring busbar of a direct-current unit through the bottom support and a sealing plate arranged at the bottom of the first direct-current cabinet, the wiring busbar is connected to a direct-current fuse and an isolating switch, the direct-current fuse and the isolating switch are connected to a power unit through a direct-current filtering magnetic ring and a Hall unit, the power unit is connected with a large reactor, the large reactor is connected with the small reactor through the busbar, and a resistor and a capacitor are connected between the large reactor and the small reactor through cables; the alternating current cabinet comprises an alternating current contactor, an alternating current filtering magnetic ring, an alternating current circuit breaker, an alternating current wiring busbar and electronic components, wherein the small reactor is connected to the alternating current contactor through the busbar, the alternating current contactor enters the alternating current circuit breaker through the alternating current filtering magnetic ring, and the alternating current circuit breaker is connected to the alternating current wiring busbar.
2. The new high power energy storage converter according to claim 1, characterized in that: and the busbar for connecting the small reactor and the alternating current contactor is fixed on the side wall of the second direct current cabinet by an epoxy glass cloth plate.
3. The new high power energy storage converter according to claim 1, characterized in that: the cabinet bodies and the interiors of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet are all provided with sealing plates.
4. The new high power energy storage converter according to claim 1, characterized in that: and ventilation shutters are arranged on the cabinet bodies of the first direct current cabinet, the second direct current cabinet and the alternating current cabinet.
5. The new high power energy storage converter according to claim 1, characterized in that: and a display and a control button are arranged on the cabinet body of the alternating current cabinet.
6. The new high power energy storage converter according to claim 1, characterized in that: the bottom support is provided with a forklift hole.
7. The new high power energy storage converter according to claim 1, characterized in that: and ventilation and heat dissipation channels are arranged between the bottom ends of the first direct current cabinet and the second direct current cabinet and the power unit.
CN202022607542.9U 2020-11-12 2020-11-12 Novel high-power energy storage converter Active CN213521684U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022607542.9U CN213521684U (en) 2020-11-12 2020-11-12 Novel high-power energy storage converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022607542.9U CN213521684U (en) 2020-11-12 2020-11-12 Novel high-power energy storage converter

Publications (1)

Publication Number Publication Date
CN213521684U true CN213521684U (en) 2021-06-22

Family

ID=76423124

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022607542.9U Active CN213521684U (en) 2020-11-12 2020-11-12 Novel high-power energy storage converter

Country Status (1)

Country Link
CN (1) CN213521684U (en)

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