CN101996756A - Amorphous alloy 35kV oil immersed type transformer for solar power generation - Google Patents
Amorphous alloy 35kV oil immersed type transformer for solar power generation Download PDFInfo
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- CN101996756A CN101996756A CN2009100563602A CN200910056360A CN101996756A CN 101996756 A CN101996756 A CN 101996756A CN 2009100563602 A CN2009100563602 A CN 2009100563602A CN 200910056360 A CN200910056360 A CN 200910056360A CN 101996756 A CN101996756 A CN 101996756A
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Abstract
The invention discloses an amorphous alloy 35kV oil immersed type transformer for solar power generation. The transformer comprises a device body formed by an iron core and a coil winding sleeved on the iron core, a tank body formed by an oil tank and a tank cover and transformer oil filled in the tank body, wherein the iron core is made of an amorphous alloy belt material and has a four-frame five-column structure; the coil winding has a rectangular structure, and comprises a high-voltage winding and a low-voltage winding, and has a coaxial distribution structure with the low-voltage winding inside and the high-voltage winding outside; the transformer body is arranged in the tank body and immersed in the transformer oil; the charging amount of the transformer oil is preferably to immerse the transformer body, and a dry air layer with an effective distance is reserved between the oil level surface and the tank cover; the lateral wall of the oil tank is provided with a high-voltage tap switch and a high-voltage sleeve pipe arranged in an inclined upward outgoing mode. The amorphous alloy 35kV oil immersed type transformer for solar power generation ensures that the load loss is greatly reduced, and the operation is more reliable, safer and more durable.
Description
Technical field
The present invention relates to a kind of power transformer, be specifically related to a kind of solar power generation non-crystaline amorphous metal 35kV oil-filled transformer.
Background technology
Present existing solar power generation is with in the non-crystaline amorphous metal 35kV oil-filled transformer; all be to be oil-filled transformer unshakable in one's determination with the silicon steel sheet; the no-load loss of itself is all very big; cause higher energy waste; the product that does not belong to the high energy saving category; simultaneously; present domestic solar energy project is in continuous expansion; therefore the market demand of such transformer rises day by day; so development is with new material; the solar power generation amorphous alloy oil immersion type transformer that new technology is made; can effectively reduce the energy consumption of transformer itself, and then reach and efficiently utilize the energy, the purpose of protection environment; the industry and the energy policy that meet country also adapt to the trend that various countries, the world today pay attention to environmental protection.
In addition, the solar power generation oil-filled transformer of existing 35kV grade is non-totally enclosed structure, thereby the air pollution meeting influences the useful life of transformer, causes the rising of transformer operation cost.
Summary of the invention
Purpose of the present invention, exactly in order to solve the deficiency of above-mentioned traditional transformer, and providing a kind of solar power generation to use non-crystaline amorphous metal 35kV oil-filled transformer, it can make the no-load loss of transformer itself greatly reduce, and can make the transformer operation more reliable, safe, durable in use.
The technical scheme that realizes above-mentioned purpose is: a kind of solar power generation non-crystaline amorphous metal 35kV oil-filled transformer, comprise by unshakable in one's determination and be enclosed within device body that the coil windings on the iron core constitutes, the casing that constitutes by fuel tank and case lid and be filled in transformer oil in the casing, wherein
Described iron core has adopted amorphous alloy strips, and iron core is four frame pentastyle structures;
Described coil windings is a rectangular configuration, it comprise high pressure winding and low pressure winding and with the low pressure winding in inner high voltage winding coaxial arrangement structure outside;
Described device body is installed in the casing and is immersed in the transformer oil;
The charging amount of described transformer oil as suitable, and makes the dry air layer that leaves a coverage between oil level face and the case lid with the device of submergence transformer.
Above-mentioned solar power generation is with non-crystaline amorphous metal 35kV oil-filled transformer, wherein, adds between described iron core and the coil windings and is lined with crash roll.
Above-mentioned solar power generation wherein, is provided with epoxy cylinder between described low pressure winding and the amorphous alloy core with non-crystaline amorphous metal 35kV oil-filled transformer.
Above-mentioned solar power generation wherein, is being provided with an isolated screen between described high pressure winding and the low pressure winding and in close low pressure winding one side with non-crystaline amorphous metal 35kV oil-filled transformer, and this isolated screen is by a grounding sleeve ground connection that is installed on the case lid.
Above-mentioned solar power generation wherein, is provided with the main insulation of two square ring structures with non-crystaline amorphous metal 35kV oil-filled transformer between described high pressure winding and the low pressure winding.
Above-mentioned solar power generation is with non-crystaline amorphous metal 35kV oil-filled transformer, wherein, adopts welding or caulking gum form to be connected between described fuel tank and the case lid, to form hermetic body structure.
Above-mentioned solar power generation wherein, is equipped with high-voltage tap changer on the sidewall of described fuel tank with non-crystaline amorphous metal 35kV oil-filled transformer.
Above-mentioned solar power generation wherein, is equipped with bushing with the outlet method on being tilted in the middle part of another sidewall of described fuel tank with non-crystaline amorphous metal 35kV oil-filled transformer.
Solar power generation of the present invention non-crystaline amorphous metal 35kV oil-filled transformer, iron core has adopted amorphous alloy material, substitute traditional transformer core material silicon steel sheet, adopt the oil immersion cooling simultaneously, thereby greatly reduce the no-load loss of transformer, the no-load loss of transformer of the present invention be traditional silicon steel plate core transformer 40% less than, the power output that has improved transformer, and then effectively improved generating equipment efficient, reached the purpose of energy-saving and emission-reduction; Mesohigh shunting switch of the present invention and bushing are installed in outside the tank side, have made things convenient for the height of operating and reduced transformer; And transformer device structure is hermetically sealed, has promoted the fail safe and the reliability of transformer, prolongs transformer useful life.
Description of drawings
Fig. 1 is the structural representation of solar power generation of the present invention with non-crystaline amorphous metal 35kV oil-filled transformer;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the top plan view of solar power generation of the present invention between non-crystaline amorphous metal 35kV oil-filled transformer mesolow winding and the iron core;
Fig. 4 is the assembling schematic diagram of solar power generation of the present invention with coil windings and iron core in the non-crystaline amorphous metal 35kV oil-filled transformer.
Embodiment
The present invention is described in further detail below in conjunction with drawings and embodiments.
See also Fig. 1, Fig. 2, Fig. 3 and Fig. 4, solar power generation of the present invention comprises device body 1, fuel tank 3, case lid 4 and transformer oil 2 with non-crystaline amorphous metal 35kV oil-filled transformer, wherein,
Adopt welding or caulking gum form to connect between fuel tank 3 and the case lid 4, form the casing of all-sealed structure, effectively completely cut off the influence of extraneous air to transformer oil, reduced the unfavorable factor of air pollution to transformer, thereby promoted the fail safe and the reliability of transformer comprehensively, prolonged transformer useful life; Filled transformer oil 2 in the fuel tank 3, device body 1 is installed in the fuel tank 3, is lined with crash roll 5 between device body 1 and fuel tank 3 bottoms, the noise when moving to reduce transformer; Transformer oil 2 can be common transformer oil or high ignition point oil, plays the effect of insulation and heat radiation; The charging amount of transformer oil 2 is assurance with the device body 1 of submergence transformer, and make and leave a certain amount of dry air layer between oil level face and the case lid 4, expansion and the contraction that transformer oil 2 causes owing to variations in temperature regulated in expansion and compression by air, and the hermetically sealed oil-filled transformer of traditional 35kV grade adopts the sealed type oil conservator, the height of transformer is very high like this, be unfavorable for being installed in the preassembled transformer station influence transportation.
On a sidewall of fuel tank 3, high-voltage tap changer 6 is installed, make it highly reduce after, more convenient operation.
The bushing 7 of 35kV grade is installed at the middle part of another sidewall of fuel tank 3, this bushing for adapt to top leave air layer all-sealed structure casing and be installed on the outlet method on being tilted on the sidewall of fuel tank, make it reduce highly greatly, guaranteed to be full of in the bushing transformer oil, satisfied the security reliability of operation
The charging amount of transformer oil 2 also will guarantee the high-voltage tap changer 6 that submergence is positioned at fuel tank, and makes bushing 7 inside that tilt to install be full of transformer oil 2.
Above embodiment only supplies the usefulness of explanation of the present invention, but not limitation of the present invention, person skilled in the relevant technique, under the situation that does not break away from the spirit and scope of the present invention, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present invention, should be limited by each claim.
Claims (8)
1. a solar power generation is with non-crystaline amorphous metal 35kV oil-filled transformer, comprise by unshakable in one's determination and be enclosed within device body that the coil windings on the iron core constitutes, the casing that constitutes by fuel tank and case lid and be filled in transformer oil in the casing, it is characterized in that,
Described iron core has adopted amorphous alloy strips, and iron core is four frame pentastyle structures;
Described coil windings is a rectangular configuration, it comprise high pressure winding and low pressure winding and with the low pressure winding in inner high voltage winding coaxial arrangement structure outside;
Described device body is installed in the casing and is immersed in the transformer oil;
The charging amount of described transformer oil as suitable, and makes the dry air layer that leaves a coverage between oil level face and the case lid with the device of submergence transformer.
2. solar power generation according to claim 1 non-crystaline amorphous metal 35kV oil-filled transformer is characterized in that, adds between described iron core and the coil windings to be lined with crash roll.
3. solar power generation according to claim 1 is characterized in that with non-crystaline amorphous metal 35kV oil-filled transformer, is provided with epoxy cylinder between described low pressure winding and the amorphous alloy core.
4. solar power generation according to claim 1 non-crystaline amorphous metal 35kV oil-filled transformer, it is characterized in that, be provided with an isolated screen between described high pressure winding and the low pressure winding and in close low pressure winding one side, this isolated screen is by a grounding sleeve ground connection that is installed on the case lid.
5. solar power generation according to claim 1 is characterized in that with non-crystaline amorphous metal 35kV oil-filled transformer, is provided with the main insulation of two square ring structures between described high pressure winding and the low pressure winding.
6. solar power generation according to claim 1 is characterized in that with non-crystaline amorphous metal 35kV oil-filled transformer, adopts welding or caulking gum form to be connected between described fuel tank and the case lid, to form hermetic body structure.
7. solar power generation according to claim 1 is characterized in that with non-crystaline amorphous metal 35kV oil-filled transformer, on the sidewall of described fuel tank high-voltage tap changer is installed.
8. solar power generation according to claim 1 is characterized in that with non-crystaline amorphous metal 35kV oil-filled transformer another sidewall middle part of described fuel tank is equipped with bushing with the outlet method on being tilted to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100563602A CN101996756A (en) | 2009-08-13 | 2009-08-13 | Amorphous alloy 35kV oil immersed type transformer for solar power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100563602A CN101996756A (en) | 2009-08-13 | 2009-08-13 | Amorphous alloy 35kV oil immersed type transformer for solar power generation |
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| Publication Number | Publication Date |
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| CN101996756A true CN101996756A (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009100563602A Pending CN101996756A (en) | 2009-08-13 | 2009-08-13 | Amorphous alloy 35kV oil immersed type transformer for solar power generation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360832A (en) * | 2011-11-18 | 2012-02-22 | 天津市特变电工变压器有限公司 | Boosting transformer for photovoltaic power generation |
| CN104064334A (en) * | 2014-07-09 | 2014-09-24 | 伊戈尔电气股份有限公司 | Grounding screen for main oil gallery of high-voltage and low-voltage coils of transformer |
-
2009
- 2009-08-13 CN CN2009100563602A patent/CN101996756A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360832A (en) * | 2011-11-18 | 2012-02-22 | 天津市特变电工变压器有限公司 | Boosting transformer for photovoltaic power generation |
| CN104064334A (en) * | 2014-07-09 | 2014-09-24 | 伊戈尔电气股份有限公司 | Grounding screen for main oil gallery of high-voltage and low-voltage coils of transformer |
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Open date: 20110330 |