GB2107487B - Electric motor control systems - Google Patents

Electric motor control systems

Info

Publication number
GB2107487B
GB2107487B GB08130884A GB8130884A GB2107487B GB 2107487 B GB2107487 B GB 2107487B GB 08130884 A GB08130884 A GB 08130884A GB 8130884 A GB8130884 A GB 8130884A GB 2107487 B GB2107487 B GB 2107487B
Authority
GB
United Kingdom
Prior art keywords
electric motor
motor control
control systems
systems
electric
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
Application number
GB08130884A
Other versions
GB2107487A (en
Inventor
Timothy Michael Malcolm Green
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Priority to GB08130884A priority Critical patent/GB2107487B/en
Priority to JP57178620A priority patent/JPS5872383A/en
Publication of GB2107487A publication Critical patent/GB2107487A/en
Application granted granted Critical
Publication of GB2107487B publication Critical patent/GB2107487B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1409—Control of position or direction using feedback using an analogue comparing device with dc amplifier chain
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
GB08130884A 1981-10-13 1981-10-13 Electric motor control systems Expired GB2107487B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08130884A GB2107487B (en) 1981-10-13 1981-10-13 Electric motor control systems
JP57178620A JPS5872383A (en) 1981-10-13 1982-10-13 Electric motor controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08130884A GB2107487B (en) 1981-10-13 1981-10-13 Electric motor control systems

Publications (2)

Publication Number Publication Date
GB2107487A GB2107487A (en) 1983-04-27
GB2107487B true GB2107487B (en) 1985-06-26

Family

ID=10525136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08130884A Expired GB2107487B (en) 1981-10-13 1981-10-13 Electric motor control systems

Country Status (2)

Country Link
JP (1) JPS5872383A (en)
GB (1) GB2107487B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3935593A1 (en) * 1989-10-26 1991-05-02 Hella Kg Hueck & Co METHOD AND DEVICE FOR REGULATING THE INTERIOR TEMPERATURE OF MOTOR VEHICLES

Also Published As

Publication number Publication date
GB2107487A (en) 1983-04-27
JPS5872383A (en) 1983-04-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee