CN203398589U - Box-type dedicated transformer station for photovoltaic power generation - Google Patents
Box-type dedicated transformer station for photovoltaic power generation Download PDFInfo
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- CN203398589U CN203398589U CN201320434740.7U CN201320434740U CN203398589U CN 203398589 U CN203398589 U CN 203398589U CN 201320434740 U CN201320434740 U CN 201320434740U CN 203398589 U CN203398589 U CN 203398589U
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Abstract
The utility model discloses a box-type dedicated transformer station for photovoltaic power generation, and belongs to the technical field of photovoltaic power generation. The transformer station comprises a box, a voltage transformation chamber, a high-voltage chamber, and a low-voltage chamber. A transformer is disposed inside the voltage transformation chamber. The interior of the high-voltage chamber is equipped with an inverted high-voltage load switch, a fuse, a lightning arrester, and two sets of live displays. The interior of the low-voltage is provided with a low-voltage circuit breaker. The voltage transformation chamber, the high-voltage chamber and the low-voltage chamber are distributed in the same horizontal plane in the shape of a regular triangle. The top cover of the box body is in a cavity structure. The inner side of the top cover is provided with a stalk exhaust fan. The periphery of the top cover is provided with heat-dissipation holes. The four walls of the box body are respectively provided with an air flow inlet. According to the utility model, the voltage transformation chamber, the high-voltage chamber and the low-voltage chamber are distributed in the same horizontal plane in the shape of the regular triangle. Meanwhile, the inner side of the top of the box body is provided with the stalk exhaust fan and a natural ventilation channel, thereby improving the heat-dissipation effect of the transformer station, and guaranteeing the normal and safe operation of the transformer station. Meanwhile, the transformer station is small in size and convenient for transport and installation.
Description
Technical field
The utility model belongs to photovoltaic power generation technology field, particularly relates to a kind of photovoltaic generation Special box-type substation.
Background technology
In recent years, photovoltaic power generation technology is flourish in China, the power transmission and transformation product consumption supporting with it also grows with each passing day, the combined transformer of photovoltaic generation special use is because it is with short production cycle, convenience simple in structure, the advantages such as less investment are widely applied, at present, traditional following problem of photovoltaic generation Special box-type substation ubiquity: one, because photovoltaic product is how large at day and night temperature, and the place that temperature is higher is used, therefore external environment factor affects and self-operating factor, the heat radiation of the heating elements such as transformer becomes the matter of utmost importance in running, two, traditional box-type substation all be take forced air cooling as main, and natural air cooled is auxiliary, and transformer some energy when operation, for forced air cooling, causes energy waste to a certain extent, three, in traditional hyperbaric chamber, be provided with two switch cubicles, wherein a switch cubicle is incoming line cabinet, places lightning arrester, electrification display in incoming line cabinet, and another switch cubicle is outgoing line cabinet, in outgoing line cabinet, place high voltage load switch, the fuse of formal dress, electrification display, owing to being provided with two switch cubicles in hyperbaric chamber, so cause the volume ratio of transformer station larger, carrying and installation are not too convenient.
Summary of the invention
Goal of the invention of the present utility model is to overcome the deficiencies in the prior art, proposes a kind of perfect heat-dissipating, photovoltaic generation Special box-type substation that energy utilization rate is high.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is:
A Special box-type substation, comprising: casing and transformation Shi, hyperbaric chamber and the low-pressure chamber of being located at described box house; At the indoor transformer that is provided with of described transformation, in described hyperbaric chamber, be provided with high voltage load switch, fuse, lightning arrester and the two cover electrification displays of upside-down mounting; In described low-pressure chamber, be provided with low-voltage circuit breaker; Described transformation Shi, hyperbaric chamber, low-pressure chamber are " product " font and distribute in same level, the top cover of described casing is cavity structure, in the inner side of described top cover, be provided with the stalk exhaust fan in the air intake cavity in casing, periphery at described top cover is provided with louvre, at the wall of described casing, is provided with air flow inlet.
As preferably, the utility model has also adopted following technical scheme:
The outer wall of described casing is provided with thermal insulation layer.
Described transformer is radial double-splitting transformer.
Also comprise that described device for monitoring temperature comprises temperature sensor, Programmable Logic Controller and electronic switch for controlling the device for monitoring temperature of described the stalk exhaust fan start and stop; Described temperature sensor is electrically connected to the signal input terminal of described Programmable Logic Controller by analog to digital converter, and the signal output terminal of described Programmable Logic Controller is electrically connected to the driver element of the stalk exhaust fan by electronic switch.
Advantage and the good effect that the utlity model has are:
One, the utility model adopts transformation Shi, hyperbaric chamber, low-pressure chamber and is the distribution of " product " font in same level, inside top at casing is provided with the stalk exhaust fan simultaneously, therefore improve the radiating effect of transformer station, guaranteed normal, the safe operation of transformer station;
Two, because the stalk exhaust fan has adopted the device for monitoring temperature with temperature control start-up performance, therefore than traditional mandatory air-cooled, can save a large amount of electric energy, improve the utilance of the energy;
Three, due to transformer adopting radial double-splitting structure of the present utility model, and transformation Shi, hyperbaric chamber, low-pressure chamber be " product " font and arrange, and can effectively reduce transformer loss, dwindle the usable area that case becomes, and is convenient to transportation and installs.
Accompanying drawing explanation
Fig. 1 is vertical view of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is partial schematic diagram of the present utility model, is mainly used in showing the structure of top cover.
Wherein: 1, casing; 2, transformation chamber; 3, hyperbaric chamber; 4, low-pressure chamber; 5, air duct; 6, thermal insulation layer; 7, the stalk exhaust fan; 8, louvre; 9, air flow inlet.
Embodiment
For further understanding utility model content of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1, Fig. 2, Fig. 3, a kind of photovoltaic generation Special box-type substation, comprising: casing 1 and transformation chamber 2, hyperbaric chamber 3 and the low-pressure chamber 4 of being located at casing 1 inside; In transformation chamber 2, be provided with the high voltage load switch, fuse, lightning arrester and the two cover electrification displays that in transformer ， hyperbaric chamber 3, are provided with upside-down mounting; In low-pressure chamber 4, be provided with low-voltage circuit breaker; Transformation chamber 2, hyperbaric chamber 3, low-pressure chamber 4 are " product " font and distribute in same level, the top cover of casing 1 is cavity structure, in the inner side of top cover, be provided with the stalk exhaust fan 7 in the air intake cavity in casing 1, the quantity of the stalk exhaust fan 7 can according to the size of casing with and the power decision of the stalk exhaust fan 7, in this specific embodiment, the stalk exhaust fan 7 is four, at the periphery of top cover, is provided with louvre 8, at the wall of casing 1, is provided with air flow inlet 9; Like this in the process of work, air-flow is in air flow inlet 9 enters casing 1, then under the active force of the stalk exhaust fan 7, air in casing 1 is inhaled in cavity, then from the louvre 8 of lid periphery, shed, in casing 1, just form like this air duct, thereby utilized flowing of air to take away the heat of casing 1 inside; Because photovoltaic generation Special box-type substation general work is in having the outdoor environment of the larger temperature difference, in order to prevent that the temperature difference from affecting greatly casing 1 internal electronic device, at the outer wall of casing 1, be provided with thermal insulation layer 6.In this specific embodiment, the preferred radial double-splitting transformer of transformer.This specific embodiment adopts transformation chamber 2, hyperbaric chamber 3, low-pressure chamber 4 and is the distribution of " product " font in same level, inside top at casing 1 is provided with the stalk exhaust fan 7 simultaneously, therefore improve the radiating effect of transformer station, guaranteed normal, the safe operation of transformer station; The electric energy that the electric energy using due to the stalk exhaust fan 7 produces for photovoltaic generator, therefore in order to reduce the power consumption of transformer station, improve the utilance of the energy, this specific embodiment also comprises the device for monitoring temperature for 7 start and stop of Control Shaft air exhauster, and described device for monitoring temperature comprises temperature sensor, Programmable Logic Controller and electronic switch; Described temperature sensor is electrically connected to the signal input terminal of described Programmable Logic Controller by analog to digital converter, and the signal output terminal of described Programmable Logic Controller is electrically connected to the driver element of the stalk exhaust fan by electronic switch.When the temperature of device for monitoring temperature monitoring reach maximum preset value 80% time, start the stalk exhaust fan 7 and carry out work, when temperature, be down to minimum preset value when following, closing axle air exhauster 7.
Above a kind of embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (4)
1. a photovoltaic generation Special box-type substation, comprising: casing and transformation Shi, hyperbaric chamber and the low-pressure chamber of being located at described box house; At the indoor transformer that is provided with of described transformation, it is characterized in that: the high voltage load switch, fuse, lightning arrester and the two cover electrification displays that in described hyperbaric chamber, are provided with upside-down mounting; In described low-pressure chamber, be provided with low-voltage circuit breaker; Described transformation Shi, hyperbaric chamber, low-pressure chamber are " product " font and distribute in same level, the top cover of described casing is cavity structure, in the inner side of described top cover, be provided with the stalk exhaust fan in the air intake cavity in casing, periphery at described top cover is provided with louvre, at the wall of described casing, is provided with air flow inlet.
2. photovoltaic generation Special box-type substation according to claim 1, is characterized in that: the outer wall of described casing is provided with thermal insulation layer.
3. photovoltaic generation Special box-type substation according to claim 1, is characterized in that: described transformer is radial double-splitting transformer.
4. photovoltaic generation Special box-type substation according to claim 1, it is characterized in that: also comprise that described device for monitoring temperature comprises temperature sensor, Programmable Logic Controller and electronic switch for controlling the device for monitoring temperature of described the stalk exhaust fan start and stop; Described temperature sensor is electrically connected to the signal input terminal of described Programmable Logic Controller by analog to digital converter, and the signal output terminal of described Programmable Logic Controller is electrically connected to the driver element of the stalk exhaust fan by electronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320434740.7U CN203398589U (en) | 2013-07-22 | 2013-07-22 | Box-type dedicated transformer station for photovoltaic power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320434740.7U CN203398589U (en) | 2013-07-22 | 2013-07-22 | Box-type dedicated transformer station for photovoltaic power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203398589U true CN203398589U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320434740.7U Expired - Lifetime CN203398589U (en) | 2013-07-22 | 2013-07-22 | Box-type dedicated transformer station for photovoltaic power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203398589U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104025A (en) * | 2014-08-04 | 2014-10-15 | 南通星宇电气有限公司 | 35 KV double split box type substation |
| CN104362524A (en) * | 2014-12-02 | 2015-02-18 | 国网上海市电力公司 | Intelligent power information box |
| CN105448478A (en) * | 2015-11-20 | 2016-03-30 | 铜陵瑞博电子科技有限公司 | Box-type transformer |
| CN109274026A (en) * | 2018-11-20 | 2019-01-25 | 华翔翔能电气股份有限公司 | Combined type photovoltaic substation |
-
2013
- 2013-07-22 CN CN201320434740.7U patent/CN203398589U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104025A (en) * | 2014-08-04 | 2014-10-15 | 南通星宇电气有限公司 | 35 KV double split box type substation |
| CN104362524A (en) * | 2014-12-02 | 2015-02-18 | 国网上海市电力公司 | Intelligent power information box |
| CN105448478A (en) * | 2015-11-20 | 2016-03-30 | 铜陵瑞博电子科技有限公司 | Box-type transformer |
| CN109274026A (en) * | 2018-11-20 | 2019-01-25 | 华翔翔能电气股份有限公司 | Combined type photovoltaic substation |
| CN109274026B (en) * | 2018-11-20 | 2020-08-25 | 华翔翔能科技股份有限公司 | Combined photovoltaic transformer substation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140115 |