DE2312932A1 - Vorrichtung zum erfassen einer schnellen aenderung in einer eingangsmenge - Google Patents

Vorrichtung zum erfassen einer schnellen aenderung in einer eingangsmenge

Info

Publication number
DE2312932A1
DE2312932A1 DE2312932A DE2312932A DE2312932A1 DE 2312932 A1 DE2312932 A1 DE 2312932A1 DE 2312932 A DE2312932 A DE 2312932A DE 2312932 A DE2312932 A DE 2312932A DE 2312932 A1 DE2312932 A1 DE 2312932A1
Authority
DE
Germany
Prior art keywords
signal
capacitors
output
cathode
amplifier
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
Application number
DE2312932A
Other languages
German (de)
English (en)
Inventor
John Norman Barnard
Thomas Ernest Edwin Roberts
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.)
Northrop Grumman Properties Ltd
Original Assignee
Lucas Aerospace Ltd
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 Lucas Aerospace Ltd filed Critical Lucas Aerospace Ltd
Publication of DE2312932A1 publication Critical patent/DE2312932A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
    • G01L23/12—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/26—Control of fuel supply
    • F02C9/28—Regulating systems responsive to plant or ambient parameters, e.g. temperature, pressure, rotor speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/09—Purpose of the control system to cope with emergencies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/01—Purpose of the control system
    • F05D2270/10—Purpose of the control system to cope with, or avoid, compressor flow instabilities

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Fluid Pressure (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Measuring Volume Flow (AREA)
DE2312932A 1972-03-16 1973-03-15 Vorrichtung zum erfassen einer schnellen aenderung in einer eingangsmenge Pending DE2312932A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1230772A GB1429792A (en) 1972-03-16 1972-03-16 Apparatus for detecing variations in an input quantity

Publications (1)

Publication Number Publication Date
DE2312932A1 true DE2312932A1 (de) 1973-09-27

Family

ID=10002114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2312932A Pending DE2312932A1 (de) 1972-03-16 1973-03-15 Vorrichtung zum erfassen einer schnellen aenderung in einer eingangsmenge

Country Status (6)

Country Link
US (1) US3878402A (OSRAM)
JP (1) JPS4927270A (OSRAM)
DE (1) DE2312932A1 (OSRAM)
FR (1) FR2176457A5 (OSRAM)
GB (1) GB1429792A (OSRAM)
IT (1) IT979840B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2342566C1 (ru) * 2007-06-27 2008-12-27 Федеральное государственное унитарное предприятие "Московское машиностроительное производственное предприятие "САЛЮТ" (ФГУП "ММПП "САЛЮТ") Осевой компрессор газотурбинного двигателя

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3278830A (en) * 1962-09-05 1966-10-11 Werner M Rupp Bridge-type parametric frequency multiplier
US3286031A (en) * 1963-03-04 1966-11-15 Alto Scient Co Inc Voice actuated device
GB1067454A (en) * 1963-06-21 1967-05-03 Plessey Uk Ltd Improvements in or relating to controlled frequency electrical oscillation generators

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2342566C1 (ru) * 2007-06-27 2008-12-27 Федеральное государственное унитарное предприятие "Московское машиностроительное производственное предприятие "САЛЮТ" (ФГУП "ММПП "САЛЮТ") Осевой компрессор газотурбинного двигателя

Also Published As

Publication number Publication date
FR2176457A5 (OSRAM) 1973-10-26
US3878402A (en) 1975-04-15
IT979840B (it) 1974-09-30
JPS4927270A (OSRAM) 1974-03-11
GB1429792A (en) 1976-03-24

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination