AU6390473A - Improvements in or relating to electrical transformer - Google Patents
Improvements in or relating to electrical transformerInfo
- Publication number
- AU6390473A AU6390473A AU63904/73A AU6390473A AU6390473A AU 6390473 A AU6390473 A AU 6390473A AU 63904/73 A AU63904/73 A AU 63904/73A AU 6390473 A AU6390473 A AU 6390473A AU 6390473 A AU6390473 A AU 6390473A
- Authority
- AU
- Australia
- Prior art keywords
- relating
- electrical transformer
- transformer
- electrical
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
- G01R19/16509—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using electromagnetic relays, e.g. reed relay
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- 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
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/404—Protective devices specially adapted for fluid filled transformers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7925—Piston-type valves
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Housings And Mounting Of Transformers (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00322829A US3816801A (en) | 1973-01-11 | 1973-01-11 | Electrical transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
AU6390473A true AU6390473A (en) | 1975-06-26 |
Family
ID=23256616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU63904/73A Expired AU6390473A (en) | 1973-01-11 | 1973-12-21 | Improvements in or relating to electrical transformer |
Country Status (10)
Country | Link |
---|---|
US (1) | US3816801A (en) |
JP (1) | JPS49103126A (en) |
AR (1) | AR203096A1 (en) |
AU (1) | AU6390473A (en) |
BE (1) | BE809629A (en) |
BR (1) | BR7400073D0 (en) |
CA (1) | CA983145A (en) |
ES (1) | ES422011A1 (en) |
FR (1) | FR2323214A1 (en) |
IT (1) | IT1006840B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5749371Y2 (en) * | 1977-05-16 | 1982-10-29 | ||
US4654806A (en) * | 1984-03-30 | 1987-03-31 | Westinghouse Electric Corp. | Method and apparatus for monitoring transformers |
JPS61142428U (en) * | 1985-02-26 | 1986-09-03 | ||
JPS61199029U (en) * | 1985-05-30 | 1986-12-12 | ||
FR2684248B1 (en) * | 1991-11-22 | 1997-04-30 | Pioch Sa | ELECTRONIC APPARATUS FOR MEASURING AND PROTECTING THE OPERATION OF THE OIL TRANSFORMER. |
FR2773004B1 (en) * | 1997-12-18 | 2000-01-21 | Gec Alsthom T & D Composants S | OUTDOOR TRANSFORMING STATION WITH BUILT-IN LIGHT |
US6429662B1 (en) | 2000-06-14 | 2002-08-06 | Ifd Corporation | Internal fault indicator for power electrical devices |
EP2577248B1 (en) * | 2010-06-07 | 2020-08-19 | IFD Internal Fault Detector Corp. | Internal fault indicator for electrical equipment |
WO2016134458A1 (en) | 2015-02-23 | 2016-09-01 | Ifd Internal Fault Detector Corp. | Integrated fault monitoring apparatus for electrical equipment |
CN104833453A (en) * | 2015-03-11 | 2015-08-12 | 国网浙江海盐县供电公司 | On-line pressure monitoring device used for transformer |
CN107289187B (en) * | 2017-05-11 | 2019-06-11 | 郑州赛奥电子股份有限公司 | The pressure relief valve that band remotely controls acts Warning Mark resetting apparatus |
CN109270447A (en) * | 2018-09-13 | 2019-01-25 | 广州供电局有限公司 | Transformer analog system and setting valve analog measurement method |
CN115060413B (en) * | 2022-04-15 | 2024-06-21 | 广东电网有限责任公司广州供电局 | Transformer and gas monitoring control method thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1670697A (en) * | 1926-04-06 | 1928-05-22 | Gen Electric | Electrical apparatus |
US1775028A (en) * | 1929-06-10 | 1930-09-02 | Gen Electric | Safety pressure relief and indicating apparatus |
US1705715A (en) * | 1928-05-29 | 1929-03-19 | Westinghouse Electric & Mfg Co | Alarm device |
US1751222A (en) * | 1928-08-30 | 1930-03-18 | Westinghouse Electric & Mfg Co | Compensated gas detector |
US1899746A (en) * | 1929-04-03 | 1933-02-28 | Westinghouse Electric & Mfg Co | Protective system for transformers |
US2369363A (en) * | 1941-05-05 | 1945-02-13 | Allen Bradley Co | Control device for electrical equipment |
US2730706A (en) * | 1954-10-05 | 1956-01-10 | Mcgraw Electric Co | Apparatus for indicating age of insulation |
CA550139A (en) * | 1954-11-23 | 1957-12-10 | E. Sauer Louis | Pressure responsive relays |
US2896662A (en) * | 1956-09-07 | 1959-07-28 | John V Thomas | Multiple distribution valve |
-
1973
- 1973-01-11 US US00322829A patent/US3816801A/en not_active Expired - Lifetime
- 1973-12-21 AU AU63904/73A patent/AU6390473A/en not_active Expired
- 1973-12-27 CA CA188,975A patent/CA983145A/en not_active Expired
-
1974
- 1974-01-04 ES ES422011A patent/ES422011A1/en not_active Expired
- 1974-01-08 AR AR251855A patent/AR203096A1/en active
- 1974-01-08 BR BR7473A patent/BR7400073D0/en unknown
- 1974-01-10 IT IT19258/74A patent/IT1006840B/en active
- 1974-01-10 JP JP49005680A patent/JPS49103126A/ja active Pending
- 1974-01-10 FR FR7400814A patent/FR2323214A1/en not_active Withdrawn
- 1974-01-11 BE BE1005639A patent/BE809629A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR7400073D0 (en) | 1974-11-05 |
AR203096A1 (en) | 1975-08-14 |
US3816801A (en) | 1974-06-11 |
ES422011A1 (en) | 1976-04-01 |
IT1006840B (en) | 1976-10-20 |
FR2323214A1 (en) | 1977-04-01 |
BE809629A (en) | 1974-07-11 |
CA983145A (en) | 1976-02-03 |
JPS49103126A (en) | 1974-09-30 |
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