CN203334729U - Megawatt grid-connected photovoltaic power station device - Google Patents
Megawatt grid-connected photovoltaic power station device Download PDFInfo
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- CN203334729U CN203334729U CN2013203285600U CN201320328560U CN203334729U CN 203334729 U CN203334729 U CN 203334729U CN 2013203285600 U CN2013203285600 U CN 2013203285600U CN 201320328560 U CN201320328560 U CN 201320328560U CN 203334729 U CN203334729 U CN 203334729U
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- photovoltaic power
- connected photovoltaic
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Abstract
The utility model discloses a megawatt grid-connected photovoltaic power station device. The megawatt grid-connected photovoltaic power station device comprises a box body and is characterized in that inverters, direct-current power distribution cabinets, an alternating-current power distribution cabinet and a communication management cabinet are arranged in the box in sequence, anti-theft doors are arranged on the side walls of the two ends of the box body, air inlets are formed in the box body and on the lower sides of the inverters, and air intake fan housings are arranged on the outer sides of the air inlets. The megawatt grid-connected photovoltaic power station device can be assembled by inverter suppliers in a factory, the inverters, the direct-current power distribution cabinets, the communication management cabinet and other supporting facilities can be pre-installed in the box body and sent to a power construction site in a unified manner, users only need to form foundations and cable laying ditches at a predetermined installation place, and construction cost and time are saved. Temperature control is achieved by installing a reasonable air intake and exhaust structure, thermal insulation material, interlayers and the like, and use safety is guaranteed.
Description
Technical field
The utility model relates to a kind of MW class grid-connected photovoltaic power station device.
Background technology
In photovoltaic plant construction at present, the inverter room is mainly the civil engineering house, the house size need be linked up and be understood inverter appearance and size, line mode, exhaust system structure etc. by owner or Power Plant Design unit and inverter supplier, and please unit in charge of construction carry out civil engineering again after designing the house modeling structure, time cycle is long, and construction cost is high.And utilize the container-type inverter system can avoid this situation fully, and such device is less on the market, and most volume is large, heavy, nearly 10 meters of length, and weight surpasses 10 tons, is unfavorable for transportation and construction.And container is closed structure substantially, radiating treatment does not with great difficulty cause temperature rise and causes device damage to stop the consequences such as generating.
The utility model content
For the deficiency existed on prior art, the utility model purpose is to be to provide a kind of, has saved operating expenses and time, improves the grid-connected photovoltaic power station device of generating efficiency.
To achieve these goals, the utility model is to realize by the following technical solutions: a kind of MW class grid-connected photovoltaic power station device, it comprises casing, it is characterized in that, be disposed with inverter, DC power distribution cabinet, A.C. distribution box and communication management cabinet in described casing, the sidewall of described tank ends is provided with security door, and described casing is provided with air intake in the inverter downside, and the arranged outside of described air intake has the air intake fan housing.
As the further optimization of technique scheme, described casing is double-layer steel plate structure, is provided with flame-retardant thermal insulation material in double-layer plate.
As the further optimization of technique scheme, the top of described casing is provided with slope formula band eaves steel plate.
As the further optimization of technique scheme, the external surface of described casing is coated with and is brushed with the energy-saving heat-insulating paint.
As the further optimization of technique scheme, described inverter comprises two 500kW inverters, and two 500kW inverters are individually fixed in the both sides in casing, and back and the wall box of inverter offset.
As the further optimization of technique scheme, the described casing top corresponding in inverter offers chimney fan.
As the further optimization of technique scheme, described box house is provided with upper and lower two-layer, the described inverter of lower floor's fixed placement, DC power distribution cabinet, A.C. distribution box and communication management cabinet.Upper strata is the thermal insulation heat dissipating layer.
As the further optimization of technique scheme, described chimney fan comprises netted heat elimination hole and is arranged at the exhaust blower of netted heat elimination hole one side.
The beneficial effect main manifestations of a kind of MW class grid-connected photovoltaic power station of the utility model device is: this device can be by also being filled to ancillary facilities such as inverter, DC cabinet, communication counters in advance in casing in factory-assembled in the inverter supply, the unified power plant construction place that is sent to, and the owner only need carry out ground and the cable laying ditch gets final product predetermined with installing, operating expenses and time have been saved.Reach the control of temperature by rational air inlet/outlet structure, heat-barrier material and interlayer thermal insulation etc. are set, guarantee the safety of using.
The accompanying drawing explanation
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
The main TV structure schematic diagram that Fig. 1 is a kind of MW class grid-connected photovoltaic power station of the utility model device.
The plan structure schematic diagram that Fig. 2 is a kind of MW class grid-connected photovoltaic power station of the utility model device.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with the specific embodiment, further set forth the utility model.
With reference to Fig. 1-2, this specific embodiment is by the following technical solutions: a kind of MW class grid-connected photovoltaic power station device, it comprises casing 1, be disposed with inverter, DC power distribution cabinet, A.C. distribution box and communication management cabinet in described casing 1, the sidewall of described tank ends is provided with security door 2, described casing 1 is provided with air intake in the inverter downside, and the arranged outside of described air intake has the air intake fan housing.
Described casing 1 is double-layer steel plate structure, is provided with flame-retardant thermal insulation material in double-layer plate.
The top of described casing 1 is provided with slope formula band eaves steel plate.
The external surface of described casing 1 is coated with and is brushed with the energy-saving heat-insulating paint.
In the present embodiment, described inverter comprises two 500kW inverters, and two 500kW inverters are individually fixed in the both sides in casing, and back and the wall box of inverter offset.
Described casing 1 top corresponding in inverter offers chimney fan 3.
Described chimney fan 3 comprises netted heat elimination hole and is arranged at the exhaust blower of netted heat elimination hole one side.
The MW class grid-connected photovoltaic power station device of the present embodiment is when concrete installation and operation enforcement, casing 1 adopts steel frame construction, by analog simulation, optimize and calculate in material type selecting, skeleton quantity and topology layout, can bear 15 tons of weight, surface adopts clad steel plate holder flame-retardant thermal insulation material, top cover is slope formula band eaves steel plate, anti-ponding, all metal surface brushing energy-saving heat-insulating paints, reduce indoor temperature rise, and the integral protection grade can reach IP65.
The device of the present embodiment contains two 500kW inverters, two DC power distribution cabinets, an A.C. distribution box, a communication management cabinet and other auxiliary equipment.Two 500kW inverters are installed face-to-face, lean against tank wall, and centre is passage, on the tank wall of passage two ends, security door is installed.Like this, the inverter entire length is 3.5 meters, and width is 2.8 meters, cost of transportation and the power plant construction cost greatly saved.Perforate at the bottom of the container of inverter and DC power distribution cabinet bottom, used as I/O cable.Inverter Rear Door downside drives air port into, and inlet number designs according to Air Quantity Required, opens unidimensional air intake on the container wall of answering in contrast, and air intake fan housing under overhanging triangle is installed at casing outward opening place, installs screen pack additional, rain-proof dust-proof.Outdoor air enters in inverter and DC cabinet through air channel, and by the blower fan air draft that makes progress, the place's perforate of contravariant equipment top cover, add air duct.Increase by a thermal insulation heat dissipating layer on container top, the surrounding tank wall of heat dissipating layer is for outside being tilted to, and tank wall iron plate is the net formula, in air duct, by the hot air of arranging on blower fan, through heat dissipating layer, through netted heat elimination hole, drains into outdoor.
The operating principle of the present embodiment is: when DC-to-AC converter receives long-range or local monitoring system startup command, DC-to-AC converter is detecting the system fault-free, and DC voltage or power reach the startup requirement, carry out the instruction of generating electricity by way of merging two or more grid systems, grid-connected contactor and dc switch are connected, direct current that solar panel is sent out enters this device, through the power model inversion, is three-phase alternating current, is output as level and smooth stable sine-wave current through reactor and is connected to the grid or exports to load.。
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and manual, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. a MW class grid-connected photovoltaic power station device, comprise casing, it is characterized in that, be disposed with inverter, DC power distribution cabinet, A.C. distribution box and communication management cabinet in described casing, the sidewall of described tank ends is provided with security door, described casing is provided with air intake in the inverter downside, and the arranged outside of described air intake has the air intake fan housing.
2. a kind of MW class grid-connected photovoltaic power station device according to claim 1, is characterized in that, described box house is provided with upper and lower two-layer, the described inverter of lower floor's fixed placement, DC power distribution cabinet, A.C. distribution box and communication management cabinet.
3. a kind of MW class grid-connected photovoltaic power station device according to claim 2, is characterized in that, described box house upper strata is provided with the thermal insulation heat dissipating layer.
4. a kind of MW class grid-connected photovoltaic power station device according to claim 1, is characterized in that, described casing is double-layer steel plate structure, is provided with flame-retardant thermal insulation material in double-layer plate.
5. a kind of MW class grid-connected photovoltaic power station device according to claim 1, is characterized in that, the top of described casing is provided with steel plate, and described steel plate is slope formula band eaves steel plate.
6. a kind of MW class grid-connected photovoltaic power station device according to claim 1, is characterized in that, the external surface of described casing is coated with and is brushed with the energy-saving heat-insulating paint.
7. a kind of MW class grid-connected photovoltaic power station device according to claim 1, is characterized in that, described inverter comprises two 500kW inverters, and two 500kW inverters are individually fixed in the both sides in casing, and back and the wall box of inverter offset.
8. according to the arbitrary described a kind of MW class grid-connected photovoltaic power station device of claim 1 or 7, it is characterized in that, the described casing top corresponding in inverter offers chimney fan.
9. a kind of MW class grid-connected photovoltaic power station device according to claim 8, is characterized in that, described chimney fan comprises netted heat elimination hole and is arranged at the exhaust blower of netted heat elimination hole one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203285600U CN203334729U (en) | 2013-06-08 | 2013-06-08 | Megawatt grid-connected photovoltaic power station device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203285600U CN203334729U (en) | 2013-06-08 | 2013-06-08 | Megawatt grid-connected photovoltaic power station device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203334729U true CN203334729U (en) | 2013-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203285600U Expired - Fee Related CN203334729U (en) | 2013-06-08 | 2013-06-08 | Megawatt grid-connected photovoltaic power station device |
Country Status (1)
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| CN (1) | CN203334729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109560607A (en) * | 2017-09-26 | 2019-04-02 | 株洲中车时代电气股份有限公司 | A kind of photovoltaic power station monitoring cabinet |
-
2013
- 2013-06-08 CN CN2013203285600U patent/CN203334729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109560607A (en) * | 2017-09-26 | 2019-04-02 | 株洲中车时代电气股份有限公司 | A kind of photovoltaic power station monitoring cabinet |
| CN109560607B (en) * | 2017-09-26 | 2021-04-27 | 株洲中车时代电气股份有限公司 | Distributed photovoltaic power station monitoring cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20170608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |