Light energy storage and pressure boosting integrated cabin

Abstract

The utility model discloses an optical energy storage and boost integrated cabin, which relates to the technical field of optical energy storage and boost, and comprises a primary cabin and a secondary cabin, one side of the primary cabin close to a back plate is sequentially provided with a photovoltaic grid-connected circuit breaker cabinet, a photovoltaic power generation grid-connected metering cabinet, a bus PT and lightning arrester cabinet, a photovoltaic wire inlet cabinet, an SVG wire outlet cabinet and a box transformer cabinet along the direction from the left side to the right side, the box-type transformer substation cabinet comprises a box-type transformer substation shell, two partition plates are arranged in the middle of the box-type transformer substation shell, a transformer is arranged between the two partition plates, a high-voltage wire outlet cabinet fixedly connected with the top of a bottom plate is arranged on the side, close to a front plate, of a wire inlet auxiliary cabinet, and an auxiliary power cabinet is fixedly connected with the top of the bottom plate on the right side of the box-type transformer substation shell. A low-voltage wire inlet cabinet fixedly connected with the top of the bottom plate is arranged on one side, close to the front plate, of the auxiliary power supply cabinet; according to the utility model, the primary cabin and the secondary cabin are utilized to protect all parts except the photovoltaic panel, and the inverter and the transformer are combined to form the box transformer cabinet, so that the energy consumption is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of optical energy storage and boosting, in particular to an integrated cabin for optical energy storage and boosting. Background Technique

[0002] With the continuous growth of the global demand for clean energy, solar photovoltaic power generation, as a clean and renewable energy form, has been widely applied and developed. However, photovoltaic power generation has the characteristics of intermittency and instability, and its output power is affected by factors such as weather, season and time. In order to improve the reliability and stability of photovoltaic power generation, an energy storage system is introduced into the photovoltaic power station. The energy storage system can store the excess electric energy when the photovoltaic power generation is sufficient, and release the stored electric energy when the photovoltaic power generation is insufficient, so as to achieve the purposes of smoothing the power output, improving the power quality and enhancing the power supply reliability.

[0003] In the existing photovoltaic energy storage and boosting devices, the functions of some components are repeated, resulting in waste of resources, and each component is located outdoors, which is easily affected by humidity, sand and dust, etc., reducing the efficiency or damaging the equipment. Content of the Utility Model

[0004] The purpose of the utility model is to provide an integrated cabin for optical energy storage and boosting to solve the problems put forward in the above background technique.

[0005] To solve the above technical problems, an integrated cabin for optical energy storage and boosting provided by the utility model includes a primary cabin and a secondary cabin. Along the direction from left to right on the side of the primary cabin close to the backboard, a photovoltaic grid-connected breaker cabinet, a photovoltaic power generation grid-connected metering cabinet, a bus PT and lightning protection cabinet, a photovoltaic incoming line cabinet, an SVG outgoing line cabinet, and a box transformer cabinet are successively arranged. The box transformer cabinet includes a box transformer housing. Two partition plates are arranged in the middle of the box transformer housing. A transformer is arranged between the two partition plates. A secondary incoming line auxiliary cabinet is fixedly connected to the top of the left bottom plate of the box transformer housing. A high-voltage outgoing line cabinet fixedly connected to the top of the bottom plate is arranged on the side of the secondary incoming line auxiliary cabinet close to the front board. An auxiliary power supply cabinet is fixedly connected to the top of the right bottom plate of the box transformer housing. A low-voltage incoming line cabinet fixedly connected to the top of the bottom plate is arranged on the side of the auxiliary power supply cabinet close to the front board. Two horizontally symmetrically arranged cable supports are arranged between the low-voltage incoming line cabinet and the auxiliary power supply cabinet. Slide grooves are arranged on both sides of the mutually close side walls of the cable supports. Limit holes are arranged in the slide grooves. A low-voltage copper busbar beam is arranged in the slide grooves. Partition plates are arranged on the inner walls at both ends of the low-voltage copper busbar beam. Springs are fixedly connected to the sides of the partition plates away from each other. The other ends of the springs are fixedly connected to compression columns. Through holes are symmetrically arranged on both sides of the low-voltage copper busbar beam.

[0006] Furthermore, a sunken floor is provided at the bottom of one side of the primary chamber close to the back panel, and a non-slip floor is provided on the side away from the back panel. An LED light 1 is fixedly connected to the inner wall of the top of the primary chamber. Emergency lighting 1 is provided on both sides of the inner wall of the front panel of the primary chamber. A safety exit 1 is provided on the right side of the emergency lighting 1. A fire extinguisher 1 fixedly connected to the inner wall of the front panel is provided on the left side of the emergency lighting 1. An access well is provided on the left side of the fire extinguisher 1. An industrial air conditioner 1 is provided at one end away from the access well.

[0007] Furthermore, three groups of secondary screens are symmetrically arranged on the front panel and the back panel of the secondary chamber. On the right side of the secondary screen fixedly connected to the back panel, a monitoring main cabinet, a 10KV bus protection cabinet, a remote communication cabinet, and a safety automatic control cabinet fixedly connected to the inner wall of the back panel are successively provided. On the right side of the secondary screen fixedly connected to the front panel, a battery screen, a DC screen, an AC screen + UPS screen fixedly connected to the inner wall of the front panel are successively arranged.

[0008] Furthermore, an anti-static floor is provided at the bottom of the secondary chamber, and an LED light 2 is provided at the top. Safety exits 2 are provided at both ends of the secondary chamber. An emergency lighting 2 fixedly connected to the inner wall is provided on the side of the safety exit 2 close to the back panel. A distribution box fixedly connected to the left inner wall is provided on the side of the emergency lighting 2 close to the back panel. An industrial air conditioner 2 fixedly connected to the left inner wall is provided on the side of the safety exit 2 away from the back panel. A fire extinguisher 2 fixedly connected to the left inner wall is provided on the side of the industrial air conditioner 2 close to the front panel.

[0009] Furthermore, a door 1, a double door, and a door 2 are successively provided on the front panel of the box transformer housing from left to right. The door 1, the double door, and the door 2 are all connected to the front panel of the box transformer housing through hinges. The double door is provided with a plurality of louvers.

[0010] Furthermore, the number of the louvers is four to six, and dust-proof cotton is provided at the louvers.

[0011] Furthermore, the photovoltaic grid-connected circuit breaker cabinet includes a light-breaking housing. An anti-islanding device is fixedly connected to the inner wall of the back panel of the light-breaking housing. A wire passing bracket fixedly connected to the inner wall of the back panel is provided on the left side of the anti-islanding device. An HD13 type circuit breaker fixedly connected to the inner wall of the back panel is provided below the wire passing bracket. A support plate fixedly connected to the inner wall of the back panel is provided below the HD13 type circuit breaker. A universal circuit breaker is fixedly connected to the top of the support plate. The multiple circuit breakers are connected by cables. An activity door is provided in the middle of the front panel of the light-breaking housing. The activity door is composed of a metering bottom plate covering an insulating plate. An organic glass is provided at the back panel of the light-breaking housing. Ventilation holes are provided at the bottom of the front panel and the back panel of the light-breaking housing.

[0012] Furthermore, cable holes are provided at the bottom of both side walls of the photovoltaic grid-connected circuit breaker cabinet, the photovoltaic power generation grid-connected metering cabinet, the bus PT and lightning protection cabinet, the photovoltaic incoming line cabinet, the SVG outgoing line cabinet, and the box transformer cabinet. The cabinets are connected by cables passing through the cable holes.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: by using the primary compartment and the secondary compartment to protect all components except the photovoltaic panels, and combining the inverter and the transformer to form a box-type substation cabinet, the energy consumption is reduced; by using the cable support with adjustable height, it is convenient to adjust the connection of the cables inside the box-type substation cabinet; by using the louvers and dust-proof cotton, the dust-proof performance of the box-type substation cabinet is further enhanced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a top view of the primary compartment in a photovoltaic energy storage boosting integrated cabin;

[0015] Figure 2 It is a top view of the secondary compartment in a photovoltaic energy storage boosting integrated cabin;

[0016] Figure 3 It is a perspective view of the photovoltaic grid-connected circuit breaker cabinet in a photovoltaic energy storage boosting integrated cabin;

[0017] Figure 4 It is a front view of the box-type substation cabinet in a photovoltaic energy storage boosting integrated cabin;

[0018] Figure 5 It is a top view of the box-type substation cabinet in a photovoltaic energy storage boosting integrated cabin;

[0019] Figure 6 It is a schematic structural diagram of the cable support in a photovoltaic energy storage boosting integrated cabin;

[0020] Figure 7 It is a schematic structural diagram of the low-voltage copper busbar beam in a photovoltaic energy storage boosting integrated cabin.

[0021] In the figure:

[0022] 10. Primary compartment; 11. Photovoltaic grid-connected circuit breaker cabinet; 12. Photovoltaic power generation grid-connected metering cabinet; 13. Busbar PT and lightning arrester cabinet; 14. Photovoltaic incoming line cabinet; 15. SVG outgoing line cabinet; 16. Box-type substation cabinet; 17. Cable hole;

[0023] 20. Inlet wellhead; 21. Fire extinguisher 1; 22. Emergency lighting lamp 1; 23. Safety exit 1; 24. Anti-slip floor; 25. LED lamp 1; 26. Industrial air conditioner 1;

[0024] 30. Secondary compartment; 31. Distribution box; 32. Secondary screen; 33. Monitoring main cabinet; 34. 10KV busbar protection cabinet; 35. Remote communication cabinet; 36. Safety automatic control cabinet; 37. Battery screen; 38. DC screen; 39. AC screen + UPS screen;

[0025] 40. Safety exit 2; 41. Emergency lighting lamp 2; 42. Anti-static floor; 43. LED lamp 2; 44. Fire extinguisher 2; 45. Industrial air conditioner 2;

[0026] 50, box-type substation housing; 51, Door 1; 52, double-leaf door; 53, Door 2; 54, hinge; 55, louvre window;

[0027] 60, partition board; 61, incoming line auxiliary cabinet; 62, high-voltage outgoing line cabinet; 63, transformer; 64, auxiliary power supply cabinet; 65, low-voltage incoming line cabinet;

[0028] 70, cable support; 71, chute; 72, limit hole; 73, low-voltage copper busbar beam; 74, partition; 75, spring; 76, compression column; 77, through hole;

[0029] 80, optical disconnection housing; 81, anti-islanding device; 82, wire passing support; 83, HD13 type circuit breaker; 84, support plate; 85, universal circuit breaker; 86, movable door; 87, plexiglass; 88, ventilation hole. Detailed implementation manners

[0030] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0031] Please refer to Figure 1-7 , the present invention provides a technical solution:

[0032] Refer to Figure 1-7As shown in the figure, a combined photovoltaic energy storage and step-up cabin includes a primary cabin 10 and a secondary cabin 30. Along the direction from left to right on the side of the primary cabin 10 close to the backboard, there are successively arranged a photovoltaic grid-connected circuit breaker cabinet 11, a photovoltaic power generation grid-connected metering cabinet 12, a busbar PT and lightning arrester cabinet 13, a photovoltaic incoming line cabinet 14, an SVG outgoing line cabinet 15, and a box transformer cabinet 16. The box transformer cabinet 16 includes a box transformer housing 50. There are two partition plates 60 in the middle of the box transformer housing 50. A transformer 63 is arranged between the two partition plates 60. On the top of the left bottom plate of the box transformer housing 50, an incoming line auxiliary cabinet 61 is fixedly connected. On the side of the incoming line auxiliary cabinet 61 close to the front board, there is a high-voltage outgoing line cabinet 62 fixedly connected to the top of the bottom plate. On the top of the right bottom plate of the box transformer housing 50, an auxiliary power supply cabinet 64 is fixedly connected. On the side of the auxiliary power supply cabinet 64 close to the front board, there is a low-voltage incoming line cabinet 65 fixedly connected to the top of the bottom plate. There are two horizontally symmetrically arranged cable brackets 70 between the low-voltage incoming line cabinet 65 and the auxiliary power supply cabinet 64. On both sides of the side walls of the cable brackets 70 close to each other, there are chutes 71. The chutes 71 are provided with limiting holes 72. A low-voltage copper bar beam 73 is arranged in the chutes 71. Partition plates 74 are arranged on the inner walls at both ends of the low-voltage copper bar beam 73. Springs 75 are fixedly connected to the sides of the partition plates 74 away from each other. The other ends of the springs 75 are fixedly connected to compression columns 76. Through holes 77 are symmetrically arranged on both sides of the low-voltage copper bar beam 73. Press the compression column 76 to make the compression column 76 disengage from the limiting hole 72, and slide the low-voltage copper bar beam 73 in the chute 71 to adjust the height. The compression column 76 is reset under the action of the spring 75 and inserted into the limiting hole 72 to achieve positioning and fixing.

[0033] Refer to Figure 1-7As shown in the figure, there is an integrated light energy storage and step-up cabin. At the bottom on one side of the primary cabin 10 close to the back panel, there is a sunken floor, and on the side far from the back panel, there is an anti-slip floor 24. On the inner wall of the top of the primary cabin 10, there is an LED light 1 25 fixedly connected. On both sides of the inner wall of the front panel of the primary cabin 10, there is an emergency lighting 1 22. On the right side of the emergency lighting 1 22, there is a safety exit 1 23. On the left side of the emergency lighting 1 22, there is a fire extinguisher 1 21 fixedly connected to the inner wall of the front panel. On the left side of the fire extinguisher 1 21, there is an access wellhead 20. At one end far from the access wellhead 20, there is an industrial air conditioner 1 26. The attached structures included in the primary cabin 10. On the front panel and the back panel of the secondary cabin 30, there are three groups of secondary screens 32 symmetrically arranged. On the right side of the secondary screen 32 fixedly connected to the back panel, there are successively a monitoring main cabinet 33, a 10KV bus protection cabinet 34, a remote communication cabinet 35, and a safety automatic control cabinet 36 fixedly connected to the inner wall of the back panel. On the right side of the secondary screen 32 fixedly connected to the front panel, there are successively a battery screen 37, a DC screen 38, and an AC screen + UPS screen 39 fixedly connected to the inner wall of the front panel. The main working devices of the secondary cabin 30. At the bottom of the secondary cabin 30, there is an anti-static floor 42, and at the top, there is an LED light 2 43. At both ends of the secondary cabin 30, there are safety exits 2 40. On the side of the safety exit 2 40 close to the back panel, there is an emergency lighting 2 41 fixedly connected to the inner wall. On the side of the emergency lighting 2 41 close to the back panel, there is a distribution box 31 fixedly connected to the left inner wall. On the side of the safety exit 2 40 far from the back panel, there is an industrial air conditioner 2 45 fixedly connected to the left inner wall. On the side of the industrial air conditioner 2 45 close to the front panel, there is a fire extinguisher 2 44 fixedly connected to the left inner wall. The necessary attached structures of the secondary cabin 30.

[0034] Refer to Figure 1-7 As shown in the figure, in an integrated light energy storage and step-up cabin, on the front panel of the box transformer housing 50, there are successively a door 1 51, double doors 52, and a door 2 53 from left to right. The door 1 51, the double doors 52, and the door 2 53 are all connected to the front panel of the box transformer housing 50 through hinges 54. The double doors 52 are provided with a plurality of louvers 55. The number of louvers 55 is four to six, and dust-proof cotton is provided at the louvers 55 to enhance the dust-proof effect of the box transformer cabinet 16 by using the louvers 55 and the dust-proof cotton.

[0035] Refer to Figure 1-7As shown in the figure, there is an integrated photovoltaic energy storage booster cabin. The photovoltaic grid-connected circuit breaker cabinet 11 includes a light-breaking housing 80. An anti-islanding device 81 is fixedly connected to the inner wall of the back panel of the light-breaking housing 80. A wire-passing bracket 82 fixedly connected to the inner wall of the back panel is provided on the left side of the anti-islanding device 81. An HD13 circuit breaker 83 fixedly connected to the inner wall of the back panel is provided below the wire-passing bracket 82. A support plate 84 fixedly connected to the inner wall of the back panel is provided below the HD13 circuit breaker 83. A universal circuit breaker 85 is fixedly connected to the top of the support plate 84. Multiple circuit breakers are connected by cables. An activity door 86 is provided in the middle of the front panel of the light-breaking housing 80. The activity door 86 is composed of a metering bottom plate covering an insulating plate. An organic glass 87 is provided at the back panel of the light-breaking housing 80. Ventilation holes 88 are provided at the bottom of the front panel and the back panel of the light-breaking housing 80. For the internal structure of the photovoltaic grid-connected circuit breaker cabinet 11, cable holes 17 are provided at the bottom of both side walls of the photovoltaic grid-connected circuit breaker cabinet 11, the photovoltaic power generation grid-connected metering cabinet 12, the bus PT and lightning arrester cabinet 13, the photovoltaic incoming line cabinet 14, the SVG outgoing line cabinet 15, and the box transformer cabinet 16. Each cabinet is connected by cables passing through the cable holes 17.

[0036] Working principle: The current generated by the photovoltaic power generation panel is measured and protected through the photovoltaic grid-connected circuit breaker cabinet 11 and the photovoltaic power generation grid-connected metering cabinet 12, and then reaches the box transformer cabinet 16 through the bus PT and lightning arrester cabinet 13, the photovoltaic incoming line cabinet 14, and the SVG outgoing line cabinet 15. The box transformer cabinet 16 is used for inversion and voltage transformation to store or output the current. At the same time, monitoring, control, and protection are carried out by using the monitoring main cabinet 33, the 10KV bus protection cabinet 34, the remote communication cabinet 35, the safety automatic control cabinet 36, etc. The internal cables in the box transformer cabinet 16 are connected and height-adjusted through the adjustable cable bracket 70.

Claims

1. A combined optical energy storage and boost cabin, comprising a primary cabin (10) and a secondary cabin (30), characterized in that: On one side of the primary compartment (10) close to the back panel, there are successively arranged a photovoltaic grid-connected breaker cabinet (11), a photovoltaic power generation grid-connected metering cabinet (12), a bus PT and lightning arrester cabinet (13), a photovoltaic incoming line cabinet (14), an SVG outgoing line cabinet (15), and a box transformer cabinet (16) from left to right. The box transformer cabinet (16) includes a box transformer housing (50). In the middle of the box transformer housing (50), there are two partition boards (60). A transformer (63) is arranged between the two partition boards (60). On the top of the left bottom plate of the box transformer housing (50), an incoming line auxiliary cabinet (61) is fixedly connected. On one side of the incoming line auxiliary cabinet (61) close to the front panel, there is a high-voltage outgoing line cabinet (62) fixedly connected to the top of the bottom plate. On the top of the right bottom plate of the box transformer housing (50), an auxiliary power supply cabinet (64) is fixedly connected. On one side of the auxiliary power supply cabinet (64) close to the front panel, there is a low-voltage incoming line cabinet (65) fixedly connected to the top of the bottom plate. Between the low-voltage incoming line cabinet (65) and the auxiliary power supply cabinet (64), there are two horizontally symmetrically arranged cable brackets (70). On both sides of the mutually close side walls of the cable brackets (70), there are chutes (71). Limit holes (72) are arranged in the chutes (71). A low-voltage copper busbar beam (73) is arranged in the chutes (71). Partition boards (74) are arranged on the inner walls at both ends of the low-voltage copper busbar beam (73). Springs (75) are fixedly connected to the mutually remote sides of the partition boards (74). The other ends of the springs (75) are fixedly connected to compression columns (76). Through holes (77) are symmetrically arranged on both sides of the low-voltage copper busbar beam (73).

2. The integrated optical energy storage and boost cabin according to claim 1, characterized in that: At the bottom of one side of the primary compartment (10) close to the back panel, there is a sunken floor, and on the side far from the back panel, there is a non-slip floor (24). An LED light one (25) is fixedly connected to the inner wall of the top of the primary compartment (10). On both sides of the inner wall of the front panel of the primary compartment (10), there are emergency lighting lights one (22). On the right side of the emergency lighting light one (22), there is a safety exit one (23). On the left side of the emergency lighting light one (22), there is a fire extinguisher one (21) fixedly connected to the inner wall of the front panel. On the left side of the fire extinguisher one (21), there is an access well (20). At one end far from the access well (20), there is an industrial air conditioner one (26).

3. The integrated optical energy storage and boost cabin according to claim 1, wherein: On the front panel and the back panel of the secondary compartment (30), there are symmetrically arranged three groups of secondary screens (32). On the right side of the secondary screen (32) fixedly connected to the back panel, there are successively arranged a monitoring main cabinet (33), a 10KV bus protection cabinet (34), a remote communication cabinet (35), and a safety automatic control cabinet (36) fixedly connected to the inner wall of the back panel. On the right side of the secondary screen (32) fixedly connected to the front panel, there are successively arranged a battery screen (37), a DC screen (38), and an AC screen + UPS screen (39) fixedly connected to the inner wall of the front panel.

4. The integrated optical energy storage and boost cabin according to claim 1, wherein: The bottom of the secondary compartment (30) is provided with an anti-static floor (42), and the top is provided with LED lamp two (43). Safety exits two (40) are provided at both ends of the secondary compartment (30). On the side of the safety exit two (40) close to the back panel, there is an emergency lighting lamp two (41) fixedly connected to the inner wall. On the side of the emergency lighting lamp two (41) close to the back panel, there is a distribution box (31) fixedly connected to the left inner wall. On the side of the safety exit two (40) away from the back panel, there is an industrial air conditioner two (45) fixedly connected to the left inner wall. On the side of the industrial air conditioner two (45) close to the front panel, there is a fire extinguisher two (44) fixedly connected to the left inner wall.

5. The integrated optical energy storage and boost cabin according to claim 1, characterized in that: On the front panel of the box-type transformer housing (50), there are door one (51), double doors (52), and door two (53) arranged in sequence from left to right. The door one (51), double doors (52), and door two (53) are all connected to the front panel of the box-type transformer housing (50) through hinges (54). The double doors (52) are provided with a plurality of louvers (55).

6. The integrated optical energy storage boost cabin according to claim 5, wherein: The number of the louvers (55) is four to six, and dust-proof cotton is provided at the louvers (55).

7. The integrated optical energy storage and boost cabin according to claim 1, characterized in that: The photovoltaic grid-connected circuit breaker cabinet (11) includes a light-breaking housing (80). An anti-islanding device (81) is fixedly connected to the inner wall of the back panel of the light-breaking housing (80). A wire-passing bracket (82) is provided on the left side of the anti-islanding device (81) and is fixedly connected to the inner wall of the back panel. An HD13 type circuit breaker (83) is provided below the wire-passing bracket (82) and is fixedly connected to the inner wall of the back panel. A support plate (84) is provided below the HD13 type circuit breaker (83) and is fixedly connected to the inner wall of the back panel. A universal circuit breaker (85) is fixedly connected to the top of the support plate (84). The multiple circuit breakers are connected by cables. An activity door (86) is provided in the middle of the front panel of the light-breaking housing (80). The activity door (86) is composed of a metering bottom plate covering an insulating plate. An organic glass (87) is provided at the back panel of the light-breaking housing (80). Ventilation holes (88) are provided at the bottom of the front panel and the back panel of the light-breaking housing (80).

8. The integrated optical energy storage and boost cabin according to claim 1, characterized in that: Cable holes (17) are provided at the bottom of both side walls of the photovoltaic grid-connected circuit breaker cabinet (11), photovoltaic power generation grid-connected metering cabinet (12), bus PT and lightning arrester cabinet (13), photovoltaic incoming line cabinet (14), SVG outgoing line cabinet (15), and box-type transformer cabinet (16). The cabinets are connected by cables passing through the cable holes (17).

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