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GB2585408B - Mitigating thermal sensitivity in a multiple-phase motor - Google Patents

Mitigating thermal sensitivity in a multiple-phase motor Download PDF

Info

Publication number
GB2585408B
GB2585408B GB2001723.2A GB202001723A GB2585408B GB 2585408 B GB2585408 B GB 2585408B GB 202001723 A GB202001723 A GB 202001723A GB 2585408 B GB2585408 B GB 2585408B
Authority
GB
United Kingdom
Prior art keywords
phase motor
thermal sensitivity
mitigating thermal
mitigating
sensitivity
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.)
Active
Application number
GB2001723.2A
Other versions
GB202001723D0 (en
GB2585408A (en
Inventor
Christopher Roberts Paul
Edward Mottram John
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.)
CMR Surgical Ltd
Original Assignee
CMR Surgical 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 CMR Surgical Ltd filed Critical CMR Surgical Ltd
Priority to GB2001723.2A priority Critical patent/GB2585408B/en
Priority claimed from GB1620524.7A external-priority patent/GB2557272B/en
Publication of GB202001723D0 publication Critical patent/GB202001723D0/en
Publication of GB2585408A publication Critical patent/GB2585408A/en
Application granted granted Critical
Publication of GB2585408B publication Critical patent/GB2585408B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
    • 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
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • 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
    • G01R19/32—Compensating for temperature change
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB2001723.2A 2016-12-02 2016-12-02 Mitigating thermal sensitivity in a multiple-phase motor Active GB2585408B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2001723.2A GB2585408B (en) 2016-12-02 2016-12-02 Mitigating thermal sensitivity in a multiple-phase motor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1620524.7A GB2557272B (en) 2016-12-02 2016-12-02 Sensing motor current
GB2001723.2A GB2585408B (en) 2016-12-02 2016-12-02 Mitigating thermal sensitivity in a multiple-phase motor

Publications (3)

Publication Number Publication Date
GB202001723D0 GB202001723D0 (en) 2020-03-25
GB2585408A GB2585408A (en) 2021-01-13
GB2585408B true GB2585408B (en) 2021-08-18

Family

ID=69897278

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2001723.2A Active GB2585408B (en) 2016-12-02 2016-12-02 Mitigating thermal sensitivity in a multiple-phase motor

Country Status (1)

Country Link
GB (1) GB2585408B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160341772A1 (en) * 2015-05-19 2016-11-24 Cambridge Medical Robotics Limited Sensing motor current

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160341772A1 (en) * 2015-05-19 2016-11-24 Cambridge Medical Robotics Limited Sensing motor current

Also Published As

Publication number Publication date
GB202001723D0 (en) 2020-03-25
GB2585408A (en) 2021-01-13

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