NL86718C - - Google Patents
Info
- Publication number
- NL86718C NL86718C NL174398A NL174398A NL86718C NL 86718 C NL86718 C NL 86718C NL 174398 A NL174398 A NL 174398A NL 174398 A NL174398 A NL 174398A NL 86718 C NL86718 C NL 86718C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/55—Oil reservoirs or tanks; Lowering means therefor
- H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
-
- 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
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL174398A NL86718C (en) | 1952-12-08 | 1952-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL174398A NL86718C (en) | 1952-12-08 | 1952-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL86718C true NL86718C (en) | 1957-11-15 |
Family
ID=1832479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL174398A NL86718C (en) | 1952-12-08 | 1952-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL86718C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2688081A1 (en) * | 2012-07-20 | 2014-01-22 | ABB Technology AG | Safety device for a power transformer, and related power transformer using such a safety device |
| CN108533582A (en) * | 2018-05-16 | 2018-09-14 | 合肥天鹅制冷科技有限公司 | A kind of water tank feed liquor circulation buffer structure |
| EP4095874A1 (en) * | 2021-05-24 | 2022-11-30 | Hitachi Energy Switzerland AG | A tap changer assembly and a transformer tank assembly |
-
1952
- 1952-12-08 NL NL174398A patent/NL86718C/xx active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2688081A1 (en) * | 2012-07-20 | 2014-01-22 | ABB Technology AG | Safety device for a power transformer, and related power transformer using such a safety device |
| WO2014012750A1 (en) * | 2012-07-20 | 2014-01-23 | Abb Technology Ag | Safety device for a power transformer, and related power transformer using such a safety device |
| CN104488056A (en) * | 2012-07-20 | 2015-04-01 | Abb技术有限公司 | Safety device for a power transformer, and related power transformer using such a safety device |
| CN104488056B (en) * | 2012-07-20 | 2017-05-31 | Abb技术有限公司 | Safety means for power transformer and the associate power transformer using the safety means |
| US9728357B2 (en) | 2012-07-20 | 2017-08-08 | Abb Schweiz Ag | Safety device for a power transformer, and related power transformer using such a safety device |
| CN108533582A (en) * | 2018-05-16 | 2018-09-14 | 合肥天鹅制冷科技有限公司 | A kind of water tank feed liquor circulation buffer structure |
| CN108533582B (en) * | 2018-05-16 | 2024-02-20 | 合肥天鹅制冷科技有限公司 | Water tank liquid inlet circular flow buffer structure |
| EP4095874A1 (en) * | 2021-05-24 | 2022-11-30 | Hitachi Energy Switzerland AG | A tap changer assembly and a transformer tank assembly |
| WO2022248085A1 (en) * | 2021-05-24 | 2022-12-01 | Hitachi Energy Switzerland Ag | A tap changer assembly and a transformer tank assembly |
| CN117296117A (en) * | 2021-05-24 | 2023-12-26 | 日立能源有限公司 | Tap changer assembly and transformer tank assembly |