CN204031042U - Integrated photovoltaic power supply unit system - Google Patents

Integrated photovoltaic power supply unit system Download PDF

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Publication number
CN204031042U
CN204031042U CN201420374698.9U CN201420374698U CN204031042U CN 204031042 U CN204031042 U CN 204031042U CN 201420374698 U CN201420374698 U CN 201420374698U CN 204031042 U CN204031042 U CN 204031042U
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CN
China
Prior art keywords
cabinet
inverter
ground
power supply
room
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Expired - Fee Related
Application number
CN201420374698.9U
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Chinese (zh)
Inventor
杨先军
杨柯
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IT Electronics Eleventh Design and Research Institute Scientific and Technological Engineering Corp
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It Electronics Eleventh Design & Research Institute Scientific And Technological Engineering Corp Ltd East China Branch (wuxi)
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Priority to CN201420374698.9U priority Critical patent/CN204031042U/en
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Publication of CN204031042U publication Critical patent/CN204031042U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The utility model discloses a kind of integrated photovoltaic power supply unit system, ground upper part comprises inverter ac cabinet, and before and after the cabinet body of inverter ac cabinet, both sides are provided with advertising lamp box, can show word and pattern; Subsurface part comprises room, ground and is arranged on the indoor American Unit Substation in ground.Photovoltaic electric energy is sent to step down side through inverter ac cabinet, sends after boosting after fuse and on-load switch.Inverter in photovoltaic generating system and case change are integrated by the utility model, and integrated level is high, conserve space, and advertising lamp box is furnished with LED light source, coordinates mutually with surrounding enviroment.Handling safety, without high pressure electric shock risk, non-environmental-pollution, the long service life of equipment.

Description

Integrated photovoltaic power supply unit system
Technical field
The utility model relates to photovoltaic application, is specifically related to a kind of integrated photovoltaic power supply unit system.
Background technology
Along with the development of domestic photovoltaic market, the power generation settings of photovoltaic is also more and more diversified, tradition box-type substation adds the arrangement mode of container inverter, not only straggly unordered, and due to floor space large, tied up the gold ground of electricity consumption community, be unfavorable for effectively arranging ground layout, seem incompatible with the environment of surrounding, the therefore miniaturization of distributed photovoltaic power station power supply equipment, ordering seem particularly important.
Utility model content
In order to make photovoltaic generating system reduce floor space and then increase practicality, the utility model proposes a kind of integrated photovoltaic power supply unit system.
The technical solution of the utility model is as follows:
A kind of integrated photovoltaic power supply unit system, comprises ground upper part and subsurface part;
Ground upper part comprises inverter ac cabinet, and the cabinet top of described inverter ac cabinet is provided with the weather shield of level, and extend to inverter ac cabinet frontal, the outer ledge of weather shield is provided with video monitor; Before and after the cabinet body of inverter ac cabinet, both sides are provided with advertising lamp box, are provided with air-breather below advertising lamp box; The cabinet body side of inverter ac cabinet is provided with cabinet door and multiple radiator window;
Subsurface part comprises room, ground and American Unit Substation; Room, described ground is positioned at the below of inverter ac cabinet, is communicated between inverter ac cabinet and room, ground by the first cable aperture; The ground place at top, room, ground is provided with maintenance baffle plate, is positioned at the front of inverter ac cabinet; The bottom of room, ground is provided with immersible pump, and ponding is drained into drainage pipeline by described immersible pump; The leading flank of room, ground is provided with the second cable aperture; The top of room, ground is also provided with waterproof repairing lighting; The inside wall of room, ground is provided with ladder;
It is indoor that described American Unit Substation is arranged on ground, and the low-pressure side inlet wire of described American Unit Substation takes from inverter ac cabinet, and sent into by the first cable aperture, the high-voltage side outlet wire of American Unit Substation is sent through the second cable aperture.
Its further technical scheme is: the current enter of described inverter ac cabinet comprises Surge Protector, miniature circuit breaker and metering level CT; Described miniature circuit breaker one end connects the low-pressure side of American Unit Substation, and the other end connects metering level CT one end, the other end of described metering level CT be current enter enter electric mouth; Described Surge Protector is connected to low-pressure side and the common port measuring level CT.
Its further technical scheme is: the low-pressure side of described American Unit Substation is provided with maintenance and becomes, and described maintenance is parallel with multiple first circuit breaker and uninterrupted power supply in becoming, and is parallel with multiple second circuit breaker after described uninterrupted power supply; Described maintenance becomes the electricity consumption providing described integrated photovoltaic power supply unit system itself.
Its further technical scheme is: the high-pressure side of described American Unit Substation comprises high-tension fuse, two position on-load switches, voltage indicator and high-voltage arrester; Described high-tension fuse connects two on-load switch one end, position, and the other end of two position on-load switches is on high-tension side line outlet, and voltage indicator and the high-voltage arrester being furnished with monitor are attempted by between two position on-load switches and ground.
Its further technical scheme is: also comprise comprehensive state display instrument, is arranged on advertising lamp box, shows real-time energy output, and the circuit in parallel of described comprehensive state display instrument is in the current enter of inverter ac cabinet.
Its further technical scheme is: described cabinet door is furnished with electromagnetic lock, can live locking cabinet door.
Its further technical scheme is: described advertising lamp box uses LED as light source.
Its further technical scheme is: described American Unit Substation is S11 series of products or amorphous alloy core product, and adopts all insulation structure.
Its further technical scheme is: described American Unit Substation uses naphthenic mineral oil or high ignition point oil.
Its further technical scheme is: the on high-tension side outlet method of described American Unit Substation is looped network outlet.
Advantageous Effects of the present utility model is:
1, the inverter in photovoltaic generating system and case change are integrated by the utility model, and integrated level is high, conserve space, and in prior art, inverter and case become floor space is 20 ~ 30m 2, in the utility model, be reduced to 10m 2, compared to original powering mode, there is great advantage.
2, there is advertising panel outside inverter ac cabinet of the present utility model, be furnished with LED light source, except generating, also have the function of display information, more practical.Advertising panel is also provided with comprehensive state display instrument, energy output can be shown in real time.
3, the utility model handling safety, without high pressure electric shock risk, side by side contains perfect draining cooling system in room, isolated with external environment, non-environmental-pollution, thus the useful life increasing equipment.
4, transformer body of the present utility model is positioned over underground, and noise is little, is applicable to city etc. and requires that higher place is settled to environmental noise.
5, the utility model is placed in the American Unit Substation employing all insulation structure of room, ground, its degree of protection is IP68, fail safe is high, transformer needs the product adopting S11 series low-loss product or amorphous alloy core, no-load loss and load loss have and reduce significantly, so caloric value is low, overload capacity is strong.Transformer additionally uses naphthenic mineral oil or the import high ignition point oil (burning-point is up to 312 DEG C) of excellent performance, and its good viscosity-time characteristic makes the flowing velocity of the oil when temperature raises accelerate, and guarantees that product has good heat-sinking capability.
6, American Unit Substation high-pressure side adopts looped network outlet method, provides interface, facilitate the systematization on a large scale of photovoltaic power supply unit to connect to other photovoltaic power supply unit parallel connections.
Accompanying drawing explanation
Fig. 1 is end view of the present utility model.
Fig. 2 is front view of the present utility model.
Fig. 3 is electric main wiring diagram of the present utility model.
Embodiment
Integrated photovoltaic power supply unit system of the present utility model, comprises ground upper part and subsurface portion in two sub-sections.As depicted in figs. 1 and 2:
Ground upper part comprises inverter ac cabinet 1.The cabinet top of described inverter ac cabinet 1 is provided with the weather shield 2 of level, and weather shield 2 has open and close two states, when in the open position, extends, can be used for keeping off the rain and sunshade to inverter ac cabinet 1 frontal.The outer ledge of weather shield 2 is provided with video monitor 13, in real time the normal operation of monitoring photovoltaic power supply unit system.Before and after the cabinet body of inverter ac cabinet 1, both sides are provided with advertising lamp box 3, can show word and pattern, make native system except generating, also have the function of display information.Air-breather 16 is provided with, so that the outflow of the hot gas of subsurface part below advertising lamp box 3.The cabinet body side of inverter ac cabinet 1 is provided with cabinet door 4, and cabinet door 4 is above furnished with electromagnetic lock, can live locking cabinet door 4, ensures the safety of whole system.The surrounding of cabinet door 4 is provided with 4 radiator windows 5, for the heat radiation of inverter.
Subsurface part comprises room 15, ground and American Unit Substation 10; Room, described ground 15 is positioned at the below of inverter ac cabinet 1, is communicated between inverter ac cabinet 1 and room 15, ground by inverter cables hole 14.Ground place above room 15, ground is provided with maintenance baffle plate 6, is positioned at the front of inverter ac cabinet 1, and maintenance baffle plate 6 has the function of anti-ponding infiltration.The bottom of room 15, ground is provided with the immersible pump 11 controlled by automatic drain system, the ponding in room, ground 15 can be drained into drainage pipeline 7.The leading flank of room 15, ground is provided with cable aperture 8.The top of room 15, ground is provided with waterproof repairing lighting 9, and the maintenance for indoor, ground is thrown light on.The side wall of inside, room 15, ground is provided with ladder 12, when convenient operation personnel overhaul, enters room, ground.
Described American Unit Substation 10 is arranged in room 15, ground, and the low-pressure side inlet wire of described American Unit Substation 10 takes from inverter ac cabinet 1, is sent into by cable aperture 14, and high-voltage side outlet wire is sent through cable aperture 8.
American Unit Substation 10 adopts all insulation structure, and its degree of protection is IP68, adopts S11 series low-loss product or the product of amorphous alloy core simultaneously, and no-load loss and load loss have and reduce significantly, so caloric value is low, overload capacity is strong.Transformer adopts naphthenic mineral oil or the import high ignition point oil (burning-point is up to 312 DEG C) of excellent performance, and its good viscosity-time characteristic makes the flowing velocity of the oil when temperature raises accelerate, and guarantees that product has good heat-sinking capability.
American Unit Substation high-pressure side adopts looped network outlet method, provides interface, facilitate the systematization on a large scale of photovoltaic power supply unit to connect to other photovoltaic power supply unit parallel connections.Described looped network outlet refers to that outlet method is set to the form of ring distribution system, and namely supply main forms a closed annular, and power supply is powered to this ring main, from main line Shang Zai mono-tunnel one tunnel by the outside distribution of high-voltage switch gear.Such benefit is, each distribution branch road both can with its main line power taking source, left side, again can by main line power taking source on the right side of it.So, although general supply is single service, obtains being similar to the material benefit of supplying power with double circuit from each distribution branch road, thus improve the reliability of power supply.
Fig. 3 is electric main wiring diagram of the present utility model.
The current enter A of inverter ac cabinet 1 comprises Surge Protector A3, miniature circuit breaker A2 and metering level CT A1; Described miniature circuit breaker A2 one end connects the low-pressure side D of American Unit Substation 10, and the other end connects metering level CT A1 one end, the described metering level CT A1 other end be current enter A enter electric mouth; Described Surge Protector A3 is connected to low-pressure side D and the common port measuring level CT A1.
The circuit in parallel of comprehensive state display instrument is in the current enter A of inverter ac cabinet 1, and described comprehensive state display instrument is installed on the upper left corner of advertising lamp box 3, can show real-time energy output and other information, facilitate owner's real time inspection.
The low-pressure side D of described American Unit Substation 10 is provided with maintenance and becomes B, multiple circuit breaker B2 and uninterrupted power supply B1 is parallel with in described maintenance change B, circuit breaker B2 can be used as the lighting switch of room 15, ground, the purposes such as the lighting switch of advertising lamp box 3, multiple circuit breaker B3 is parallel with after described uninterrupted power supply B1, circuit breaker B3 can as exchanging the use switch of cabinet, the purposes such as use switch of thermostat in system; Described maintenance becomes the electricity consumption that B provides described integrated photovoltaic power supply unit system itself.
The high-pressure side C of described American Unit Substation 10 comprises high-tension fuse C1, two position on-load switch C2, voltage indicator C3 and high-voltage arrester C4; Described high-tension fuse C1 connects two on-load switch C2 one end, position, and the other end of two position on-load switch C2 is the line outlet of high-pressure side C, and voltage indicator C3 and the high-voltage arrester C4 being furnished with monitor is parallel between two position on-load switch C2 and ground.
High-voltage arrester C4 is furnished with on-line monitoring device, and on-line monitoring device is connected on arrester ground side, is a kind of comprehensive monitoring device of record lightning arrestor movement number of times and on-line monitoring lightning arrester leakage current.
Photovoltaic electric energy enters through the end of incoming cables A of inverter ac cabinet 1, sends the low-pressure side D to American Unit Substation 10 afterwards, to high-pressure side C after boosting, sends through high-tension fuse C1 and two position on-load switch C2.
Above-described is only preferred implementation of the present utility model, and the utility model is not limited to above embodiment.Be appreciated that the oher improvements and changes that those skilled in the art directly derive or associate under the prerequisite not departing from spirit of the present utility model and design, all should think and be included within protection range of the present utility model.

Claims (9)

1. ?a kind of integrated photovoltaic power supply unit system, is characterized in that: comprise ground upper part and subsurface part;
Ground upper part comprises inverter ac cabinet (1), the cabinet top of described inverter ac cabinet (1) is provided with the weather shield (2) of level, extend to inverter ac cabinet (1) frontal, weather shield (2) is provided with video monitor (13); Before and after the cabinet body of inverter ac cabinet (1), both sides are provided with advertising lamp box (3), and advertising lamp box (3) below is provided with air-breather (16); The cabinet body side of inverter cabinet (1) is provided with cabinet door (4) and multiple radiator window (5);
Subsurface part comprises room, ground (15) and American Unit Substation (10); Room, described ground (15) is positioned at the below of inverter ac cabinet (1), is communicated between inverter ac cabinet (1) and room, ground (15) by the first cable aperture (14); Room (15) top, ground is provided with maintenance baffle plate (6), is positioned at the front of inverter ac cabinet (1); Bottom, room, ground (15) is provided with immersible pump (11), and ponding is drained into drainage pipeline (7) by immersible pump (11); The leading flank on room, ground (15) is provided with the second cable aperture (8); Room (15) top, ground is also provided with waterproof repairing lighting (9); The inside wall on room, ground (15) is provided with ladder (12);
Described American Unit Substation (10) is arranged in room, ground (15), the low-pressure side inlet wire of described American Unit Substation (10) takes from inverter ac cabinet (1), sent into by the first cable aperture (14), the high-voltage side outlet wire of American Unit Substation (10) is sent through the second cable aperture (8).
2. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: the current enter (A) of described inverter ac cabinet (1) comprises Surge Protector (A3), miniature circuit breaker (A2) and metering level CT (A1); Described miniature circuit breaker (A2) one end connects the low-pressure side (D) of American Unit Substation (10), the other end connect metering level CT (A1) one end, described metering level CT (A1) other end be current enter (A) enter electric mouth; Described Surge Protector (A3) is connected to low-pressure side (D) and the common port measuring level CT (A1).
3. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, it is characterized in that: the low-pressure side (D) of described American Unit Substation (10) is provided with maintenance and becomes (B), be parallel with multiple first circuit breaker (B2) and uninterrupted power supply (B1) in described maintenance change (B), after described uninterrupted power supply (B1), be parallel with multiple second circuit breaker (B3).
4. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: the high-pressure side (C) of described American Unit Substation (10) comprises high-tension fuse (C1), two position on-load switches (C2), voltage indicator (C3) and is furnished with monitor high-voltage arrester (C4); Described high-tension fuse (C1) connects two position on-load switch (C2) one end, the other end of two position on-load switches (C2) is the line outlet of high-pressure side (C), and voltage indicator (C3) and high-voltage arrester (C4) are attempted by between two position on-load switches (C2) and ground.
5. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, it is characterized in that: also comprise comprehensive state display instrument, be arranged on advertising lamp box (3), show real-time energy output, the circuit in parallel of described comprehensive state display instrument is in the current enter (A) of inverter ac cabinet (1).
6. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: described cabinet door (4) is furnished with electromagnetic lock, can live locking cabinet door (4).
7. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: described advertising lamp box (3) uses LED as light source.
8. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: described American Unit Substation (10) uses naphthenic mineral oil or high ignition point oil.
9. a kind of integrated photovoltaic power supply unit system as claimed in claim 1, is characterized in that: the on high-tension side outlet method of described American Unit Substation (10) is looped network outlet.
CN201420374698.9U 2014-07-08 2014-07-08 Integrated photovoltaic power supply unit system Expired - Fee Related CN204031042U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420374698.9U CN204031042U (en) 2014-07-08 2014-07-08 Integrated photovoltaic power supply unit system

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Application Number Priority Date Filing Date Title
CN201420374698.9U CN204031042U (en) 2014-07-08 2014-07-08 Integrated photovoltaic power supply unit system

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104967035A (en) * 2015-06-11 2015-10-07 沈阳飞驰电气设备有限公司 Special inverter and distribution transformer all-in-one intelligent integrated preassembled transformer station for photovoltaic power generation
CN108933404A (en) * 2018-07-24 2018-12-04 江苏嘉泰电气有限公司 A kind of energy-saving landscape type imbededd case change
CN112510560A (en) * 2020-11-16 2021-03-16 中铁武汉电气化局集团有限公司 Geographical electric power transformation equipment convenient to overhaul and maintain

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104967035A (en) * 2015-06-11 2015-10-07 沈阳飞驰电气设备有限公司 Special inverter and distribution transformer all-in-one intelligent integrated preassembled transformer station for photovoltaic power generation
CN108933404A (en) * 2018-07-24 2018-12-04 江苏嘉泰电气有限公司 A kind of energy-saving landscape type imbededd case change
CN112510560A (en) * 2020-11-16 2021-03-16 中铁武汉电气化局集团有限公司 Geographical electric power transformation equipment convenient to overhaul and maintain
CN112510560B (en) * 2020-11-16 2023-03-14 中铁武汉电气化局集团有限公司 Buried electric power transformation equipment convenient to overhaul and maintain

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160804

Address after: Chenghua District Shuanglin road Chengdu City, Sichuan province 610000 No. 251

Patentee after: The IT Electronics Eleventh Design & Research Institute Scientific and Technological Engineering Corporation Limited

Address before: 214000 building A2, No. 777 West Construction Road, Jiangsu, Wuxi

Patentee before: THE IT ELECTRONICS ELEVENTH DESIGN & RESEARCH INSTITUTE SCIENTIFIC AND TECHNOLOGICAL ENGINEERING CORPORATION LIMITED EAST CHINA BRANCH (WUXI)

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141217

Termination date: 20210708