DE3788131D1 - Anzeigevorrichtung für den bereits abgelaufenen teil der lebensdauer eines transformators. - Google Patents

Anzeigevorrichtung für den bereits abgelaufenen teil der lebensdauer eines transformators.

Info

Publication number
DE3788131D1
DE3788131D1 DE87905353T DE3788131T DE3788131D1 DE 3788131 D1 DE3788131 D1 DE 3788131D1 DE 87905353 T DE87905353 T DE 87905353T DE 3788131 T DE3788131 T DE 3788131T DE 3788131 D1 DE3788131 D1 DE 3788131D1
Authority
DE
Germany
Prior art keywords
lifetime
transformer
display device
expired part
expired
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 - Fee Related
Application number
DE87905353T
Other languages
English (en)
Other versions
DE3788131T2 (de
Inventor
Richard Hagerman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualitrol Co LLC
Original Assignee
Qualitrol Co LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualitrol Co LLC filed Critical Qualitrol Co LLC
Application granted granted Critical
Publication of DE3788131D1 publication Critical patent/DE3788131D1/de
Publication of DE3788131T2 publication Critical patent/DE3788131T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
    • G01K3/04—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values in respect of time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Protection Of Transformers (AREA)
  • Housings And Mounting Of Transformers (AREA)
DE3788131T 1986-07-29 1987-07-27 Anzeigevorrichtung für den bereits abgelaufenen teil der lebensdauer eines transformators. Expired - Fee Related DE3788131T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/891,654 US4733974A (en) 1986-07-29 1986-07-29 Transformer life consumption indicator
PCT/US1987/001804 WO1988001081A1 (en) 1986-07-29 1987-07-27 Transformer life consumption indicator

Publications (2)

Publication Number Publication Date
DE3788131D1 true DE3788131D1 (de) 1993-12-16
DE3788131T2 DE3788131T2 (de) 1994-05-26

Family

ID=25398600

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3788131T Expired - Fee Related DE3788131T2 (de) 1986-07-29 1987-07-27 Anzeigevorrichtung für den bereits abgelaufenen teil der lebensdauer eines transformators.

Country Status (10)

Country Link
US (1) US4733974A (de)
EP (1) EP0317571B1 (de)
JP (1) JPH01503825A (de)
KR (1) KR920007249B1 (de)
CA (1) CA1291262C (de)
DE (1) DE3788131T2 (de)
ES (1) ES2004957A6 (de)
IN (1) IN166629B (de)
MX (1) MX165762B (de)
WO (1) WO1988001081A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019760A (en) * 1989-12-07 1991-05-28 Electric Power Research Institute Thermal life indicator
US5517015A (en) * 1990-11-19 1996-05-14 Dallas Semiconductor Corporation Communication module
US5396172A (en) * 1993-07-20 1995-03-07 Ontario Hydro Transformer fault analyzer
EP0651314A1 (de) * 1993-10-27 1995-05-03 International Business Machines Corporation Vorrichtung und Verfahren zum thermischen Schutz eines Verarbeitungsgerätes
GB9420320D0 (en) * 1994-10-08 1994-11-23 Honeywell Sa Electronic apparatus
US5738441A (en) * 1995-07-11 1998-04-14 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Electronic clinical predictive thermometer using logarithm for temperature prediction
DE19850578C1 (de) * 1998-11-03 2000-03-09 Honeywell Sa Temperatur-Meßumformer
US6490543B1 (en) * 1999-07-13 2002-12-03 Scientific Monitoring Inc Lifeometer for measuring and displaying life systems/parts
DE10060706A1 (de) * 2000-12-07 2002-06-13 Flowtec Ag Verfahren und eine Vorrichtung zur System- und/oder Prozeßüberwachung
US6839651B2 (en) 2001-06-27 2005-01-04 Sherwood Services Ag Probe tip thermal isolation and fast prediction algorithm
JP3850311B2 (ja) † 2002-02-21 2006-11-29 オムロン株式会社 残存寿命予測報知方法および電子機器
US20070100253A1 (en) * 2005-11-03 2007-05-03 Sherwood Services Ag Electronic thermometer with sensor location
US7316507B2 (en) * 2005-11-03 2008-01-08 Covidien Ag Electronic thermometer with flex circuit location
US7749170B2 (en) 2007-05-22 2010-07-06 Tyco Healthcare Group Lp Multiple configurable electronic thermometer
US8496377B2 (en) 2007-12-31 2013-07-30 Covidien Lp Thermometer having molded probe component
US8087825B2 (en) * 2009-12-21 2012-01-03 Weiss Instruments, Inc. Mechanical and electronic temperature reading system with built-in failure and inaccuracy detection
EP3715878B1 (de) * 2019-03-28 2023-08-02 Siemens Energy Global GmbH & Co. KG Verfahren zum bestimmen der überlastfähigkeit eines hochspannungsgeräts
US11989495B2 (en) * 2020-12-31 2024-05-21 Applied Materials, Inc. Systems and methods for predicting film thickness using virtual metrology

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3301058A (en) * 1963-10-02 1967-01-31 United States Steel Corp Time-temperature age register for electrical insulation
CH416190A (de) * 1964-12-10 1966-06-30 Bbc Brown Boveri & Cie Verfahren und Anordnung zur Zählung der zulässigen Gesamtbetriebsstunden thermischer Maschinen
GB1219092A (en) * 1967-07-26 1971-01-13 Ultra Electronics Ltd Improvements in or relating to function generator arrangements
DE1901226A1 (de) * 1968-01-15 1969-09-04 Smiths Industries Ltd Geraet zur Lebensdaueranzeige fuer ein Triebwerk
US3638495A (en) * 1968-08-07 1972-02-01 Dynametric Inc Method for detecting aging of articles
US3593012A (en) * 1969-01-17 1971-07-13 Simmonds Precision Products Engine life recorder system using engine temperature and rpm data
GB1312478A (en) * 1970-05-26 1973-04-04 Ultra Electronics Ltd Electronic function generators
IT993796B (it) * 1972-08-29 1975-09-30 Kollsman Instr Corp Simulatore delle condizioni di un motore
JPS5574430A (en) * 1978-11-30 1980-06-05 Leo Giken:Kk Temperature integrating meter for cold storage and its using method
US4403296A (en) * 1980-12-18 1983-09-06 Electromedics, Inc. Measuring and determination device for calculating an output determination based on a mathematical relationship between multiple different input responsive transducers
GB2103801B (en) * 1981-08-04 1985-05-22 British Gas Corp Assessing lifetime of duct by measuring fluid pressure and temperature within the duct
JPS61150305A (ja) * 1984-12-25 1986-07-09 Toshiba Corp 油入電器の寿命診断装置

Also Published As

Publication number Publication date
KR880701871A (ko) 1988-11-05
KR920007249B1 (ko) 1992-08-28
IN166629B (de) 1990-06-23
DE3788131T2 (de) 1994-05-26
EP0317571B1 (de) 1993-11-10
MX165762B (es) 1992-12-03
ES2004957A6 (es) 1989-02-16
JPH0552044B2 (de) 1993-08-04
EP0317571A1 (de) 1989-05-31
US4733974A (en) 1988-03-29
CA1291262C (en) 1991-10-22
WO1988001081A1 (en) 1988-02-11
JPH01503825A (ja) 1989-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee