FR2215622A1 - - Google Patents

Info

Publication number
FR2215622A1
FR2215622A1 FR7302850A FR7302850A FR2215622A1 FR 2215622 A1 FR2215622 A1 FR 2215622A1 FR 7302850 A FR7302850 A FR 7302850A FR 7302850 A FR7302850 A FR 7302850A FR 2215622 A1 FR2215622 A1 FR 2215622A1
Authority
FR
France
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.)
Granted
Application number
FR7302850A
Other versions
FR2215622B3 (fr
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.)
Cegelec SA
Delle Alsthom SA
Original Assignee
Cegelec SA
Delle Alsthom SA
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 Cegelec SA, Delle Alsthom SA filed Critical Cegelec SA
Priority to FR7302850A priority Critical patent/FR2215622B3/fr
Publication of FR2215622A1 publication Critical patent/FR2215622A1/fr
Application granted granted Critical
Publication of FR2215622B3 publication Critical patent/FR2215622B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/093—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against increase beyond, or decrease below, a predetermined level of rotational speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7302850A 1973-01-26 1973-01-26 Expired FR2215622B3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7302850A FR2215622B3 (fr) 1973-01-26 1973-01-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7302850A FR2215622B3 (fr) 1973-01-26 1973-01-26

Publications (2)

Publication Number Publication Date
FR2215622A1 true FR2215622A1 (fr) 1974-08-23
FR2215622B3 FR2215622B3 (fr) 1976-01-30

Family

ID=9113922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7302850A Expired FR2215622B3 (fr) 1973-01-26 1973-01-26

Country Status (1)

Country Link
FR (1) FR2215622B3 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0920727A1 (fr) * 1996-08-22 1999-06-09 CSI Technology, Inc. Dispositif de surveillance pour moteur electrique
WO2009127562A2 (fr) * 2008-04-15 2009-10-22 Alstom Technology Ltd Procédé pour surveiller une machine électrodynamique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0920727A1 (fr) * 1996-08-22 1999-06-09 CSI Technology, Inc. Dispositif de surveillance pour moteur electrique
EP0920727A4 (fr) * 1996-08-22 2001-06-20 Csi Technology Inc Dispositif de surveillance pour moteur electrique
WO2009127562A2 (fr) * 2008-04-15 2009-10-22 Alstom Technology Ltd Procédé pour surveiller une machine électrodynamique
WO2009127562A3 (fr) * 2008-04-15 2009-12-10 Alstom Technology Ltd Procédé pour surveiller une machine électrodynamique

Also Published As

Publication number Publication date
FR2215622B3 (fr) 1976-01-30

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