GB2256940B - Controllers - Google Patents

Controllers

Info

Publication number
GB2256940B
GB2256940B GB9210092A GB9210092A GB2256940B GB 2256940 B GB2256940 B GB 2256940B GB 9210092 A GB9210092 A GB 9210092A GB 9210092 A GB9210092 A GB 9210092A GB 2256940 B GB2256940 B GB 2256940B
Authority
GB
United Kingdom
Prior art keywords
controllers
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
GB9210092A
Other versions
GB2256940A (en
GB9210092D0 (en
Inventor
Alan Whitaker
Barry Taylor
Roger John Payne
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.)
Drayton Controls Engineering Ltd
Original Assignee
Drayton Controls Engineering 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 Drayton Controls Engineering Ltd filed Critical Drayton Controls Engineering Ltd
Publication of GB9210092D0 publication Critical patent/GB9210092D0/en
Publication of GB2256940A publication Critical patent/GB2256940A/en
Application granted granted Critical
Publication of GB2256940B publication Critical patent/GB2256940B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/30—Monitoring
    • G06F11/32—Monitoring with visual or acoustical indication of the functioning of the machine
    • G06F11/324—Display of status information
    • G06F11/325—Display of status information by lamps or LED's
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52—Indication arrangements, e.g. displays
    • 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
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Fuzzy Systems (AREA)
  • Automation & Control Theory (AREA)
  • Computer Hardware Design (AREA)
  • Feedback Control In General (AREA)
GB9210092A 1991-06-20 1992-05-11 Controllers Expired - Fee Related GB2256940B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919113300A GB9113300D0 (en) 1991-06-20 1991-06-20 Controllers

Publications (3)

Publication Number Publication Date
GB9210092D0 GB9210092D0 (en) 1992-06-24
GB2256940A GB2256940A (en) 1992-12-23
GB2256940B true GB2256940B (en) 1994-12-21

Family

ID=10696996

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919113300A Pending GB9113300D0 (en) 1991-06-20 1991-06-20 Controllers
GB9210092A Expired - Fee Related GB2256940B (en) 1991-06-20 1992-05-11 Controllers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919113300A Pending GB9113300D0 (en) 1991-06-20 1991-06-20 Controllers

Country Status (1)

Country Link
GB (2) GB9113300D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514848A (en) * 2017-07-10 2017-12-26 珠海格力电器股份有限公司 Compressor frequency adjusting method and device and frequency adjuster

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69415774T2 (en) * 1993-11-09 1999-08-05 Sanyo Electric Co., Ltd., Moriguchi, Osaka Air conditioning system, usable for a wide range of input voltages
DE19702296A1 (en) * 1997-01-23 1998-07-30 Bosch Gmbh Robert Control device for a heating device
US7104462B2 (en) 2004-01-09 2006-09-12 Goodrich Corporation Low noise solid-state thermostat with microprocessor controlled fault detection and reporting, and programmable set points

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1391276A (en) * 1971-03-29 1975-04-16 Shell Int Research Control system
US4497038A (en) * 1981-05-29 1985-01-29 Siemens Aktiengesellschaft Electronic controller having a detachable front panel
EP0176383A1 (en) * 1984-08-03 1986-04-02 Telemecanique Device for programmable time switching
GB2181274A (en) * 1985-09-27 1987-04-15 Toshiba Kk Digital controller
GB2240640A (en) * 1990-01-25 1991-08-07 Vaillant Joh Gmbh & Co An automatic control for water-heating apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1391276A (en) * 1971-03-29 1975-04-16 Shell Int Research Control system
US4497038A (en) * 1981-05-29 1985-01-29 Siemens Aktiengesellschaft Electronic controller having a detachable front panel
EP0176383A1 (en) * 1984-08-03 1986-04-02 Telemecanique Device for programmable time switching
GB2181274A (en) * 1985-09-27 1987-04-15 Toshiba Kk Digital controller
GB2240640A (en) * 1990-01-25 1991-08-07 Vaillant Joh Gmbh & Co An automatic control for water-heating apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514848A (en) * 2017-07-10 2017-12-26 珠海格力电器股份有限公司 Compressor frequency adjusting method and device and frequency adjuster

Also Published As

Publication number Publication date
GB2256940A (en) 1992-12-23
GB9210092D0 (en) 1992-06-24
GB9113300D0 (en) 1991-08-07

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Legal Events

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

Effective date: 20010511