CN203760260U - 35kV-level vegetable insulating oil H-level insulating power transformer - Google Patents
35kV-level vegetable insulating oil H-level insulating power transformer Download PDFInfo
- Publication number
- CN203760260U CN203760260U CN201420121534.5U CN201420121534U CN203760260U CN 203760260 U CN203760260 U CN 203760260U CN 201420121534 U CN201420121534 U CN 201420121534U CN 203760260 U CN203760260 U CN 203760260U
- Authority
- CN
- China
- Prior art keywords
- transformer
- coil
- insulation
- insulating oil
- level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 235000013311 vegetables Nutrition 0.000 title claims abstract description 20
- 239000003921 oil Substances 0.000 claims abstract description 47
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 9
- 150000002466 imines Chemical class 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 47
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 22
- 239000010754 BS 2869 Class F Substances 0.000 claims description 20
- 239000011521 glass Substances 0.000 claims description 8
- 239000003973 paint Substances 0.000 claims description 8
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 7
- 238000012946 outsourcing Methods 0.000 claims description 5
- 238000004534 enameling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 10
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 abstract 4
- 239000012212 insulator Substances 0.000 abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000003365 glass fiber Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 235000019198 oils Nutrition 0.000 description 37
- 239000000123 paper Substances 0.000 description 14
- 239000011810 insulating material Substances 0.000 description 13
- 230000000630 rising effect Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000011087 paperboard Substances 0.000 description 3
- 241000565391 Fraxinus mandshurica Species 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Landscapes
- Insulating Of Coils (AREA)
Abstract
A 35kV-level vegetable insulating oil H-level insulating power transformer comprises a transformer box, iron cores, coils, a layer insulator and a transformer lead guide clamp. Each coil comprises a high-voltage coil and a low-voltage coil, wherein a main hollow way is arranged between the high-voltage coil and the low-voltage coil. The box is filled with insulating oil and the insulating oil is vegetable insulating oil. Each main hollow way is internally provided with a stay curtain. Each stay curtain is made of a diphenyl ether insulating board and a diphenyl ether insulating strip. The layer insulator is made of organic silicon impregnated glass-fiber cloth. A high-voltage wire of each high-voltage coil is an imine enamelled round copper wire. A low-voltage wire of each low-voltage coil is a paper-covered flat type copper wire. The allowable temperature rise of the 35kV-level vegetable insulating oil H-level insulating power transformer is increased largely, and the transformer can save a lot of materials.
Description
Technical field
The utility model relates to a kind of insulating transformer.
Background technology
The iknsulating liquid that now common oil-immersed power transformer uses is transformer oil, insulating material is string insulating material, due to the restriction of transformer oil and insulating material, existing oil-immersed power transformer insulation thermal endurance class is A level, its maximum permissible temperature is 105 DEG C, it is 65K that coil allows average temperature rising, and it is 55K that transformer oil allows pasta temperature rise.
Transformer insulated dipping vegetable insulating oil is a kind of Novel insulating oil refining from crops, and its burning-point is high, good insulation preformance, but viscosity is compared with common transformer innage, poor radiation.
Domestic also do not have a 35kV level vegetable insulating oil H class F insulation power transformer product.What common oil-filled transformer used is common transformer oil, and insulation level is A level, and it is 55K that top layer oil allows temperature rise, and it is 65K that coil allows average temperature rising.
Existing common oil-filled transformer main empty path generally selects paperboard strip and insulating paper to make the form of stay curtain.
Existing common oil-filled transformer layer insulation is generally selected insulating paper, and insulating paper is A class F insulating material F.
Existing common oil immersed type transformer high-voltage wire adopts acetal enamel insulated round copper wire, and primary cable adopts common paper bag flat type copper wire, and they are A class F insulation wire.
Common oil-filled transformer transformer lead wire clamp adopts Manchurian ash, and lead-in wire adopts crimped paper outsourcing insulation, and they are A class F insulating material F.
Utility model content
The purpose of this utility model is to provide a kind of 35kV level vegetable insulating oil H class F insulation power transformer, can improve top layer oil and allow temperature rise and coil to allow average temperature rising.
The technical solution of the utility model is:
35kV level vegetable insulating oil H class F insulation power transformer, comprise transformer-cabinet, iron core, coil, layer insulation, transformer lead wire clamp, coil comprises high-tension coil and low-voltage coil, it between high-tension coil and low-voltage coil, is main empty path, in described casing, be contained with insulating oil, described insulating oil is vegetable insulating oil; In described main empty path, be provided with stay curtain, stay curtain adopts two stupid ether insulation boards, two stupid ether insulation strip to make; Layer insulation adopts organosilicon glass paint cloth; The high-voltage conducting wires of high-tension coil adopts imines enameling round wires, and the primary cable of low-voltage coil adopts paper bag flat type copper wire.
Described transformer lead wire clamp adopts two stupid ether insulation boards, and transformer lead adopts organosilicon glass paint cloth outsourcing insulation.
The permission temperature rise of 35kV level vegetable insulating oil H class F insulation power transformer improves a lot, can make transformer save a lot of materials, and transformer has very high overload performance, because vegetable oil derives from agricultural product, belong to recyclable materials, and difficult combustion, has good fire-fighting performance, after transformer application, will produce immeasurable economic benefit and social benefit.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of high-tension coil, low-voltage coil and main channel.
Embodiment
As shown in Figure 1, the utility model comprises transformer-cabinet 10, in casing 10, is contained with insulating oil, and insulating oil of the present utility model adopts vegetable insulating oil.
Vegetable insulating oil is applied to 35kV level power transformer by the utility model, and by improving relevant insulating material, the integral insulation level that makes transformer is H level, and top layer oil allows temperature rise 100K, and it is 115K that coil allows average temperature rising.The permission temperature rise of 35kV level vegetable insulating oil H class F insulation power transformer improves a lot, and this can make transformer save a lot of materials, and transformer has very high overload performance, and vegetable insulating oil belongs to recyclable materials, and difficult combustion, has good fire-fighting performance.
Be common transformer oil and common oil-filled transformer uses, insulation level is A level, and it is 55K that top layer oil allows temperature rise, and it is 65K that coil allows average temperature rising.
As shown in Figure 2, the utility model also comprises iron core 1 and coil 2, coil 2 comprises high-tension coil 2-1 and low-voltage coil 2-2, between high-tension coil 2-1 and low-voltage coil 2-2, it is main empty path 7, in main empty path 7, select two stupid ether insulation boards, two stupid ether insulation strip to make the form of stay curtain, effectively increase the area of dissipation of main empty path, improved the radiating effect of coil.
Existing common oil-filled transformer main empty path generally selects paperboard strip and insulating paper to make the form of stay curtain, and paperboard strip and insulating paper are all A class F insulating material F, can only tolerate the temperature of 105 DEG C.And two stupid ether insulation boards of the present utility model, two stupid ether insulation strip are all H class F insulating material F, can tolerate the temperature of 180 DEG C.
Layer insulation of the present utility model is selected organosilicon glass paint cloth, organosilicon glass paint cloth is H class F insulating material F, can tolerate the temperature of 180 DEG C, because organosilicon glass paint cloth has good insulation property, its dielectric strength is high, its insulation withstand voltage is up to 8 ~ 10kV/0.1mm, be much higher than common insulating paper, thereby reduced the thickness of layer insulation, the width of transformer coil is reduced to size, save the consumption of coil copper cash, the volume of transformer is reduced.So both save material, reduced cost, improved again the insulation property of transformer.And common oil-filled transformer layer insulation is generally selected insulating paper, it is A class F insulating material F.
High-voltage conducting wires of the present utility model adopts imines enameling round wires, this material can be under 180 DEG C of conditions long-term stable operation, imines enameling round wires is H class F insulation wire, primary cable adopts Nmoex paper bag flat type copper wire, this material can be under 220 DEG C of conditions long-term stable operation, Nmoex paper bag flat type copper wire is C class F insulation wire.These measures have improved the thermal endurance class of the turn-to-turn insulation of coil own.
And common oil immersed type transformer high-voltage wire adopts acetal enamel insulated round copper wire, primary cable adopts common paper bag flat type copper wire, and they are A class F insulation wire.
Transformer lead wire clamp of the present utility model all adopts two stupid ether insulation boards, and lead-in wire adopts organosilicon glass paint cloth outsourcing insulation, and they are H class F insulating material F, and these have improved the thermal endurance class of lead-in wire insulation itself.
And common oil-filled transformer transformer lead wire clamp adopts Manchurian ash, lead-in wire adopts crimped paper outsourcing insulation, and they are A class F insulating material F.
The utility model is applied to vegetable insulating oil after 35kV power transformer product, and improve corresponding insulating material, the integral insulation level that makes transformer is H level, the permission temperature rise of transformer improves a lot, make transformer save a lot of materials, and transformer has very high overload performance, vegetable insulating oil belongs to recyclable materials, and difficult combustion, has good fire-fighting performance.After transformer successful Application, will produce immeasurable economic benefit and social benefit.
Claims (2)
1.35kV level vegetable insulating oil H class F insulation power transformer, comprise transformer-cabinet, iron core, coil, layer insulation, transformer lead wire clamp, coil comprises high-tension coil and low-voltage coil, it between high-tension coil and low-voltage coil, is main empty path, in described casing, be contained with insulating oil, it is characterized in that: described insulating oil is vegetable insulating oil; In described main empty path, be provided with stay curtain, stay curtain adopts two stupid ether insulation boards, two stupid ether insulation strip to make; Layer insulation adopts organosilicon glass paint cloth; The high-voltage conducting wires of high-tension coil adopts imines enameling round wires, and the primary cable of low-voltage coil adopts paper bag flat type copper wire.
2. 35kV level vegetable insulating oil H class F insulation power transformer according to claim 1, is characterized in that: described transformer lead wire clamp adopts two stupid ether insulation boards, and transformer lead adopts organosilicon glass paint cloth outsourcing insulation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420121534.5U CN203760260U (en) | 2014-03-18 | 2014-03-18 | 35kV-level vegetable insulating oil H-level insulating power transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420121534.5U CN203760260U (en) | 2014-03-18 | 2014-03-18 | 35kV-level vegetable insulating oil H-level insulating power transformer |
Publications (1)
Publication Number | Publication Date |
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CN203760260U true CN203760260U (en) | 2014-08-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420121534.5U Expired - Lifetime CN203760260U (en) | 2014-03-18 | 2014-03-18 | 35kV-level vegetable insulating oil H-level insulating power transformer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103943318A (en) * | 2014-03-18 | 2014-07-23 | 国家电网公司 | 35 kV level vegetable insulating oil H-level insulation power transformer |
-
2014
- 2014-03-18 CN CN201420121534.5U patent/CN203760260U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103943318A (en) * | 2014-03-18 | 2014-07-23 | 国家电网公司 | 35 kV level vegetable insulating oil H-level insulation power transformer |
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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: 20140806 |