CN106803650A - 35kV wind-powered electricity generations are with compact molding box structure changes - Google Patents
35kV wind-powered electricity generations are with compact molding box structure changes Download PDFInfo
- Publication number
- CN106803650A CN106803650A CN201510835354.2A CN201510835354A CN106803650A CN 106803650 A CN106803650 A CN 106803650A CN 201510835354 A CN201510835354 A CN 201510835354A CN 106803650 A CN106803650 A CN 106803650A
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- Prior art keywords
- transformer
- wind
- voltage
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- structure changes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F30/00—Fixed transformers not covered by group H01F19/00
- H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
35kV wind-powered electricity generations of the present invention are with compact molding box structure changes field transformer, it is made up of shell, high-low pressure transformation device, transformer, solar photovoltaic generation system, shell is provided with hyperbaric chamber, cable vault, Maintenance Room, low-pressure chamber, radiating fin of transformer and the open outside the enclosure portion of transformer body, transformer high-voltage wire outlet uses pure porcelain casing tube, on the big steel plate in outside loaded on transformer connecting flange faces, 4 outlet casing tubes of low pressure are also adopted by pure porcelain casing tube, and vertical arrangement adjacent with bushing group, is connected with low-voltage cabinet with copper bar.High pressure uses high-voltage alternating isolated vacuum load switch --- fuse combined electric apparatus transformation device.Case to become and be provided with solar panels on top cover, provides operation power to high and low voltage switch, it is ensured that the necessary sexual act of high and low voltage switch in any case, improves the reliability of equipment.Extension case becomes service life, saves floor occupying area and use space, reduces cost of investment.The design of this case structure changes is particularly suitable for that northern area is high and cold, scorching weather.
Description
Technical field
35kV wind-power boxes structure changes of the present invention belong to field transformer.
Background technology
In the prior art, 35kV wind-power boxes become and are divided into preassembled transformer station and Integral Transformer for Wind Power Generation, also a kind of 35kV wind power-used combined-type box transformer substation structures for being easy to operation and maintenance.Preassembled transformer station point hyperbaric chamber, low-pressure chamber, the independent part in three, transformer room, and be assemblied in a shell with certain degree of protection, high pressure is using indoor HVAC isolated vacuum load switch --- fuse combined electric apparatus, volume is big, high cost, transformer radiating is impacted；On-load switch, the fuse that combined transformer high voltage protective is used all are oil immersed type; in use, the action of each oil-immersed switch can produce electric arc, so as to pollute transformer oil; if fuse explosion will thoroughly pollute transformer oil, the life-span of transformer is influenceed.In addition a kind of 35kV wind power-used combined-type box transformer substation structures for being easy to operation and maintenance, the outlet casing tube and high-voltage alternating isolated vacuum load switch of transformer --- the copper bar wiring of fuse combination is in 90 ° of docking, required wiring space is big, and connection difficulty is big, it is time-consuming bothersome, on the other hand, on its front panel of oil level gauge, oil pressure gauge, fuel feeding valve, oil temperature gauge loaded on transformer, meter cell need to be opened during viewing, it has not been convenient to.
The content of the invention
It is an object of the invention to avoid the copper bar wiring of existing combined transformer inconvenient, and observation oil level, the inconvenience of oiling, there is provided a kind of solar energy supplies operation power, is easy to operation and maintenance, is easy to the 35kV wind-powered electricity generation close-coupled case structure changes of communication.
The purpose of the present invention is reached by following measures：35kV wind-powered electricity generations are made up of with compact molding box structure changes shell, high-low pressure transformation device, transformer and solar photovoltaic generation system.
Shell is provided with hyperbaric chamber, cable vault, low-pressure chamber, maintenance room.Radiating fin of transformer and transformer body are open outside in case change, and remaining all powered interval is sealed in independent compartment, and case change low-pressure chamber sets one and individually controls protective chamber, and case change unofficial biography signal is all caused into the cell terminal block.And reserved certain amount terminal, drawing upper end child node includes：Transformer overtemperature alarm, overtemperature tripping operation, light gas, grave gas protection, high-pressure knife switch, low-voltage circuit breaker signal, case become fire alarm signal, oil level signal, high and low voltage chamber's door state signal etc..Backstage is uploaded to further through intelligent monitoring and controlling device, is easy to manipulation.Shell using 2.0-2.5mm thick galvanized steel plain sheet, with stainless steel or color zinc fastener directly and the protection shell body that is formed by connecting of transformer.
High-low pressure transformation device realizes that lead is fixed including the fixation of high-voltage switch gear, high-voltage terminal wall bushing, arrester, sensor, insulator to copper busbar, and arrester is in leading-out terminal（In cable cabinet）Assembling.The 35kV transformation cabinets that voltage electricity transforming devices for use is designed using our company, transformation cabinet mainly uses high-voltage alternating isolated vacuum load switch --- fuse combined electric apparatus, is protected at high-voltage terminal end from 35kV arresters.High-voltage board links to form the anti-interlocking protective device of safe five using sensor electromagnetism.Transition of the major loop copper bar between high-voltage board and outlet terminal is realized using 35kV high pressure sensors.
Transformer high-voltage pressure regulation uses oil immersed type No-load changer shunting switch, loaded on transformer body top, on the conservator of oil level gauge, fuel feeding valve gas relay loaded on transformer, the outside of radiating fin of transformer and the open outside the enclosure portion of transformer body, low voltage outlet terminals and high-voltage outlet terminal loaded on transformer connecting flange faces.
High-low pressure transformation device is installed additional in the high-pressure side of transformer and low-pressure side, wherein transformer high-low voltage outlet mode all goes out formula using side, high pressure uses high-voltage alternating isolated vacuum load switch --- fuse combined electric apparatus transformation device, low pressure uses the compact transformation device with breaker as main switch, high-low pressure is directly connected with transformer, forms compact case structure changes.Operation and change of fuse safety easy to maintenance, there is independent maintenance room in addition.Transformer high-voltage uses side outlet, transformer high-voltage wire outlet uses 35kV pure porcelain casing tubes, directly with high-voltage alternating isolated vacuum load switch --- fuse combined electric apparatus are connected with copper bar in high-voltage board, and copper bar connection distance is near, low pressure is using 690V pure porcelain casing tubes and high-voltage outlet terminal side by side loaded on transformer connecting flange faces outside, directly it is connected with copper bar with low-voltage cabinet, saves assembly space.
The case top that case becomes installs two pieces of solar panels additional, and solar energy electricity is operated for high and low voltage switch, and case becomes various switches, illumination, the power supply of state instruction, so as to ensure that in the case of calm generating, remains to operate high-low pressure transformation device.
High-voltage terminal sets independent assembling Maintenance Room, is easily installed maintenance, improves the security of operation.
Case becomes column and is connected with the existing horizontal plane of base, has vertical plane to connect again, and case change shell bulk strength is very high, and wind loading rating is strong, and becoming compared with prepackage type case has very prominent wind loading rating.
The beneficial effects of the invention are as follows wind-power electricity generation can be applicable, compact conformation, manufactures easier, safeguards that observation is convenient, make full use of the environment of wind power plant, solar power generation is effectively utilized, strengthens radiating effect, effectively using solar power generation, become switch to case in the case of used by ensureing to operate, equipment dependability is improved, space is saved floor occupying area and use, cost of investment is reduced.The design of this case structure changes is particularly suitable for that northern area is high and cold, scorching weather.
Brief description of the drawings
Accompanying drawing 1 is positive structure diagram of the invention.
Accompanying drawing 2 is overlooking the structure diagram of the invention.
Accompanying drawing 3 is backsight low-pressure structure schematic diagram of the invention.
Specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1,35kV wind-powered electricity generations close-coupled case structure changes of the present invention are made up of shell, high-low pressure transformation device, transformer, the major part of solar photovoltaic generation system four, and high-low pressure transformation device includes：High-voltage switch gear 4, high-voltage terminal sleeve pipe 1, sensor 2, arrester 3,；Shell is provided with hyperbaric chamber, cable vault, maintenance room, low-pressure chamber；Radiating fin of transformer 7, the open outside the enclosure portion of transformer body 6, transformer high-voltage uses side outlet, and high-voltage terminal sleeve pipe 5 is used 35kV pure porcelain casing tubes, is directly connected with combined electrical apparatus using copper busbar, and installation for transformer 8 is open in outside casing.Two pieces of solar panels 9 are installed on case and become on top cover.Low-pressure line-outgoing sleeve pipe 10 is installed on transformer flange connection surface outside using 690V pure porcelain casing tubes and high-voltage terminal set tube side-by-side are adjacent, in being vertically arranged.High-voltage switch gear 4 uses indoor HVAC isolated vacuum load switch --- fuse combined electric apparatus, forms compact case structure changes, and operation and change of fuse safeguard more convenient and safe.Sensor of the invention 2 plays a part of sensor and arrester simultaneously; effectively utilize space in high-voltage board; interlock protection is realized with high voltage cabinet door; improve the safety in utilization of user; fixation of the sensor to copper busbar simultaneously realizes that lead is fixed; safe insulation distance is improved, the intensity of high-voltage outlet terminal is enhanced, it is ensured that the bonding strength with high-voltage terminal.
As shown in Figure 2, shell is provided with hyperbaric chamber, cable vault, maintenance room, low-pressure chamber and transformer portion.On the conservator of oil level gauge, fuel feeding valve loaded on transformer, radiating fin of transformer and the open outside the enclosure portion of transformer body, low voltage outlet terminals 10 lean on low-pressure side direction loaded on transformer flange connection surface outside.
As shown in Figure 3, case change low-pressure chamber sets one and individually controls protective chamber 11, and case change unofficial biography signal is all caused into the cell terminal block.
Claims (12)
1. a kind of 35kV wind-powered electricity generations are made up of with compact molding box structure changes shell, high-low pressure transformation device, transformer, solar electric power supply system, it is characterised in that：Shell is provided with hyperbaric chamber, low-pressure chamber, cable vault, maintenance room, and in addition to high-low pressure binding post, whole open outside the enclosure portions, transformer high-voltage pressure regulation uses oil immersed type No-load changer shunting switch to transformer, loaded on transformer body top.
2. high and low pressure outlet terminal installs voltage electricity transforming devices for use additional, and install one group of solar panels additional on case change top cover mounted in the outside of transformer connecting flange faces in the high-pressure side of transformer and low-pressure side.
3. 35kV wind-powered electricity generations according to claim 1 are with compact molding box structure changes, it is characterized in that the data acquisition such as the oil temperature of transformer, oil pressure, oil level, gas is realized by an intelligent monitoring and controlling device for being positioned over low-pressure chamber low-voltage cabinet, it is transformer and all measurement data of high-low pressure cabinet, data packing is uploaded to backstage including on off state, oil temperature, room temperature, gas etc., realizes actuating automation, high efficiency.
4. with compact molding box structure changes, it is characterized in that transformer high-low voltage outlet all uses pure porcelain casing tube, the outside loaded on transformer flange connection surface is connected 35kV wind-powered electricity generations according to claim 1 with high-low pressure cabinet with copper bar.
5. 35kV wind-powered electricity generations according to claim 1 are with compact molding box structure changes, it is characterized in that high pressure uses high-voltage alternating isolated vacuum load switch --- fuse combined electric transformation device, low pressure using killer switch transformation device.
6. 35kV wind-powered electricity generations according to claim 1 are with compact molding box structure changes, it is characterized in that becoming installed two pieces of solar panels additional on top cover in case, it is furnished with controller for solar simultaneously, inverter, battery collectively constitutes solar photovoltaic powered system, this design, ensure that the on-load switch in high-low pressure cabinet under any circumstance, the breaking-closing operating of breaker can all be realized.
7. conventional similar case becomes by wind-driven generator electricity as the operation power of high-low pressure transformation device, when not having wind, thoroughly high-low pressure transformation device can not be operated.
8. therefore, solar power generation becomes the operation power of high-low pressure transformation device as case, has greatly ensured the reliability of system, while solar energy electricity can be used for case becomes illumination, state instruction.
9. 35kV wind-powered electricity generations according to claim 1 are with compact molding box structure changes, it is characterized in that high-low pressure transformation device includes：The fixation of high-voltage switch gear, high-voltage terminal wall bushing, arrester, sensor to copper bar realizes that lead is fixed, and arrester is assembled in leading-out terminal.
10. 35kV wind-powered electricity generations according to claim 6 are with compact molding box structure changes, it is characterized in that high-voltage board uses sensor and electromagnetic lock linked protector.
11. 35kV wind-powered electricity generations according to claim 6 are with compact molding box structure changes, it is characterized in that realizing the transition to major loop copper bar between high-voltage board and outlet terminal using sensor.
12. 35kV wind-powered electricity generations according to claim 6 with compact molding box structure changes, it is characterized in that arrester is at high-voltage terminal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510835354.2A CN106803650A (en) | 2015-11-26 | 2015-11-26 | 35kV wind-powered electricity generations are with compact molding box structure changes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510835354.2A CN106803650A (en) | 2015-11-26 | 2015-11-26 | 35kV wind-powered electricity generations are with compact molding box structure changes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106803650A true CN106803650A (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510835354.2A Pending CN106803650A (en) | 2015-11-26 | 2015-11-26 | 35kV wind-powered electricity generations are with compact molding box structure changes |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899180A (en) * | 2018-06-25 | 2018-11-27 | 广东瑞智电力科技有限公司 | A kind of transformer digital monitoring protective device |
| CN109378159A (en) * | 2018-11-24 | 2019-02-22 | 福州天宇电气股份有限公司 | A kind of China's formula box type transformer and its improved method |
| CN110661476A (en) * | 2019-10-28 | 2020-01-07 | 福建亚南电机有限公司 | Photovoltaic energy storage micro power station |
| CN111653972A (en) * | 2020-06-30 | 2020-09-11 | 山东泰开箱变有限公司 | Universal wind power prefabricated substation |
| CN112217118A (en) * | 2020-09-27 | 2021-01-12 | 四川电器集团中电开关有限公司 | Special compact high-pressure compartment for wind power box transformer substation |
-
2015
- 2015-11-26 CN CN201510835354.2A patent/CN106803650A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899180A (en) * | 2018-06-25 | 2018-11-27 | 广东瑞智电力科技有限公司 | A kind of transformer digital monitoring protective device |
| CN109378159A (en) * | 2018-11-24 | 2019-02-22 | 福州天宇电气股份有限公司 | A kind of China's formula box type transformer and its improved method |
| CN110661476A (en) * | 2019-10-28 | 2020-01-07 | 福建亚南电机有限公司 | Photovoltaic energy storage micro power station |
| CN111653972A (en) * | 2020-06-30 | 2020-09-11 | 山东泰开箱变有限公司 | Universal wind power prefabricated substation |
| CN112217118A (en) * | 2020-09-27 | 2021-01-12 | 四川电器集团中电开关有限公司 | Special compact high-pressure compartment for wind power box transformer substation |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170606 |
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| WD01 | Invention patent application deemed withdrawn after publication |