EP4010911A4 - Cooling device for a transformer - Google Patents
Cooling device for a transformer Download PDFInfo
- Publication number
- EP4010911A4 EP4010911A4 EP19940317.1A EP19940317A EP4010911A4 EP 4010911 A4 EP4010911 A4 EP 4010911A4 EP 19940317 A EP19940317 A EP 19940317A EP 4010911 A4 EP4010911 A4 EP 4010911A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- transformer
- cooling device
- cooling
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title 1
Classifications
-
- 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
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/099578 WO2021022507A1 (en) | 2019-08-07 | 2019-08-07 | Cooling device for a transformer |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4010911A1 EP4010911A1 (en) | 2022-06-15 |
EP4010911A4 true EP4010911A4 (en) | 2023-04-19 |
Family
ID=74503308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19940317.1A Pending EP4010911A4 (en) | 2019-08-07 | 2019-08-07 | Cooling device for a transformer |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4010911A4 (en) |
CN (1) | CN114190107B (en) |
WO (1) | WO2021022507A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205194466U (en) * | 2015-11-04 | 2016-04-27 | 河北大唐国际王滩发电有限责任公司 | Cooling device of generator excitation transformer |
CN107424764A (en) * | 2017-08-08 | 2017-12-01 | 芜湖市凯鑫避雷器有限责任公司 | A kind of dust-proof radiating can alarm type dry type transformer device |
CN108666076A (en) * | 2018-05-10 | 2018-10-16 | 南通盛洋电气有限公司 | A kind of noise abatement cooling dry type transformer |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5155915U (en) * | 1974-10-28 | 1976-04-30 | ||
JP3046477B2 (en) * | 1993-08-18 | 2000-05-29 | 株式会社東芝 | Air-cooled dry type transformer |
CN104376975A (en) * | 2014-11-28 | 2015-02-25 | 常州银河创新磁电有限公司 | Transformer structure |
KR101678003B1 (en) * | 2015-05-04 | 2016-11-21 | 엘에스산전 주식회사 | Cooling Device For Molded Transformer |
CN204632506U (en) * | 2015-05-07 | 2015-09-09 | 仪征祥源动力供应有限公司 | A kind of dry-type transformer replacing blower fan apparatus that do not have a power failure |
CN204596575U (en) * | 2015-05-29 | 2015-08-26 | 马鞍山当涂发电有限公司 | A kind ofly be convenient to the dry-type transformer changing cooling blower online |
CN104992815A (en) | 2015-08-03 | 2015-10-21 | 王磊 | Heat-dissipation dry type transformer device |
CN206401135U (en) * | 2016-12-30 | 2017-08-11 | 奇宏(厦门)电力变压器有限公司 | A kind of transformer of easy heat radiation |
JP6851936B2 (en) * | 2017-08-08 | 2021-03-31 | 東芝インフラシステムズ株式会社 | Molded static induction device |
-
2019
- 2019-08-07 CN CN201980099065.7A patent/CN114190107B/en active Active
- 2019-08-07 EP EP19940317.1A patent/EP4010911A4/en active Pending
- 2019-08-07 WO PCT/CN2019/099578 patent/WO2021022507A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205194466U (en) * | 2015-11-04 | 2016-04-27 | 河北大唐国际王滩发电有限责任公司 | Cooling device of generator excitation transformer |
CN107424764A (en) * | 2017-08-08 | 2017-12-01 | 芜湖市凯鑫避雷器有限责任公司 | A kind of dust-proof radiating can alarm type dry type transformer device |
CN108666076A (en) * | 2018-05-10 | 2018-10-16 | 南通盛洋电气有限公司 | A kind of noise abatement cooling dry type transformer |
Non-Patent Citations (1)
Title |
---|
See also references of WO2021022507A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2021022507A1 (en) | 2021-02-11 |
CN114190107B (en) | 2023-06-02 |
CN114190107A (en) | 2022-03-15 |
EP4010911A1 (en) | 2022-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20220207 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20230322 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01F 27/08 20060101AFI20230316BHEP |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230527 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: HITACHI ENERGY LTD |