WO2015079242A3 - Heat exchanger fault diagnostic - Google Patents

Heat exchanger fault diagnostic Download PDF

Info

Publication number
WO2015079242A3
WO2015079242A3 PCT/GB2014/053524 GB2014053524W WO2015079242A3 WO 2015079242 A3 WO2015079242 A3 WO 2015079242A3 GB 2014053524 W GB2014053524 W GB 2014053524W WO 2015079242 A3 WO2015079242 A3 WO 2015079242A3
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
fault diagnostic
temperature
exchanger fault
disclosed
Prior art date
Application number
PCT/GB2014/053524
Other languages
French (fr)
Other versions
WO2015079242A2 (en
Inventor
Philip Lambert
Colin HULL
Original Assignee
Elstat Electronics 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 Elstat Electronics Ltd filed Critical Elstat Electronics Ltd
Priority to MX2016006929A priority Critical patent/MX2016006929A/en
Priority to CN201480063106.4A priority patent/CN105745504A/en
Priority to EP14806371.2A priority patent/EP3074706A2/en
Priority to BR112016011302A priority patent/BR112016011302A2/en
Priority to GB1610452.3A priority patent/GB2536161B/en
Publication of WO2015079242A2 publication Critical patent/WO2015079242A2/en
Publication of WO2015079242A3 publication Critical patent/WO2015079242A3/en
Priority to US15/137,122 priority patent/US20160238332A1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/008—Alarm devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2103—Temperatures near a heat exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2106—Temperatures of fresh outdoor air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2116—Temperatures of a condenser
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
    • F28F2265/10—Safety or protection arrangements; Arrangements for preventing malfunction for preventing overheating, e.g. heat shields

Abstract

Disclosed is a fault diagnostic method for a heat exchanger in which ambient air temperature and heat exchanger temperature are measured. Also disclosed is the use of a single temperature sensor, in combination with a microprocessor, to measure temperature emitted from a heat exchanger and ambient air temperature surrounding the heat exchanger.
PCT/GB2014/053524 2013-11-28 2014-11-28 Heat exchanger fault diagnostic WO2015079242A2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
MX2016006929A MX2016006929A (en) 2013-11-28 2014-11-28 Heat exchanger fault diagnostic.
CN201480063106.4A CN105745504A (en) 2013-11-28 2014-11-28 Heat exchanger fault diagnostic
EP14806371.2A EP3074706A2 (en) 2013-11-28 2014-11-28 Heat exchanger fault diagnostic
BR112016011302A BR112016011302A2 (en) 2013-11-28 2014-11-28 heat exchanger failure diagnosis
GB1610452.3A GB2536161B (en) 2013-11-28 2014-11-28 Heat exchanger fault diagnostic
US15/137,122 US20160238332A1 (en) 2013-11-28 2016-04-25 Heat Exchanger Fault Diagnostic

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1320977.0 2013-11-28
GBGB1320977.0A GB201320977D0 (en) 2013-11-28 2013-11-28 Heat exchanger fault diagnostic

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US15/137,122 Continuation US20160238332A1 (en) 2013-11-28 2016-04-25 Heat Exchanger Fault Diagnostic

Publications (2)

Publication Number Publication Date
WO2015079242A2 WO2015079242A2 (en) 2015-06-04
WO2015079242A3 true WO2015079242A3 (en) 2015-09-17

Family

ID=49979441

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/GB2014/053524 WO2015079242A2 (en) 2013-11-28 2014-11-28 Heat exchanger fault diagnostic

Country Status (7)

Country Link
US (1) US20160238332A1 (en)
EP (1) EP3074706A2 (en)
CN (1) CN105745504A (en)
BR (1) BR112016011302A2 (en)
GB (2) GB201320977D0 (en)
MX (1) MX2016006929A (en)
WO (1) WO2015079242A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107701294B (en) * 2016-08-09 2019-11-22 联合汽车电子有限公司 The diagnostic method and system of thermostat failure
US10712033B2 (en) 2018-02-27 2020-07-14 Johnson Controls Technology Company Control of HVAC unit based on sensor status
US10569887B2 (en) 2018-03-16 2020-02-25 Hamilton Sundstrand Corporation Heat exchanger blockage detection to prevent ram air fan surge
EP3779305B1 (en) * 2018-04-05 2022-07-20 Mitsubishi Electric Corporation Air conditioner
CN115111791B (en) * 2022-06-24 2024-02-09 深圳市酷凌时代科技有限公司 Water chiller, method and device for detecting dust deposit of condenser and readable storage medium
CN114893936B (en) * 2022-07-12 2022-09-16 深圳市兄弟制冰系统有限公司 Water inlet and outlet control system and control method for ice making system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381549A (en) * 1980-10-14 1983-04-26 Trane Cac, Inc. Automatic fault diagnostic apparatus for a heat pump air conditioning system
US4662184A (en) * 1986-01-06 1987-05-05 General Electric Company Single-sensor head pump defrost control system
EP0299361A2 (en) * 1987-07-17 1989-01-18 Ranco Incorporated Of Delaware Demand defrost control method and apparatus
EP0364237A2 (en) * 1988-10-12 1990-04-18 Honeywell Inc. Heat pump with single exterior temperature sensor
JPH02238275A (en) * 1989-03-08 1990-09-20 Fuji Electric Co Ltd Clogged filter sensing device in cooler in automatic vending machine
JPH03113274A (en) * 1989-09-27 1991-05-14 Matsushita Refrig Co Ltd Self-diagnosing device for refrigerator
JPH07270020A (en) * 1994-03-31 1995-10-20 Toshiba Corp Refrigerator
GB2289124A (en) * 1994-04-12 1995-11-08 Toshiba Kk Estimating outdoor temperature in air conditioner
US5528908A (en) * 1993-12-10 1996-06-25 Copeland Corporation Blocked fan detection system for heat pump
US20020170299A1 (en) * 2001-03-27 2002-11-21 Nagaraj Jayanth Compressor diagnostic system
WO2008010988A1 (en) * 2006-07-19 2008-01-24 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407141A (en) * 1982-01-04 1983-10-04 Whirlpool Corporation Temperature sensing means for refrigerator
JP2000123238A (en) * 1998-10-20 2000-04-28 Sanyo Electric Co Ltd Cooling device of automatic vending device
US7975497B2 (en) * 2007-06-27 2011-07-12 Hoshizaki Denki Kabushiki Kaisha Refrigeration unit having variable performance compressor operated based on high-pressure side pressure

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381549A (en) * 1980-10-14 1983-04-26 Trane Cac, Inc. Automatic fault diagnostic apparatus for a heat pump air conditioning system
US4662184A (en) * 1986-01-06 1987-05-05 General Electric Company Single-sensor head pump defrost control system
EP0299361A2 (en) * 1987-07-17 1989-01-18 Ranco Incorporated Of Delaware Demand defrost control method and apparatus
EP0364237A2 (en) * 1988-10-12 1990-04-18 Honeywell Inc. Heat pump with single exterior temperature sensor
JPH02238275A (en) * 1989-03-08 1990-09-20 Fuji Electric Co Ltd Clogged filter sensing device in cooler in automatic vending machine
JPH03113274A (en) * 1989-09-27 1991-05-14 Matsushita Refrig Co Ltd Self-diagnosing device for refrigerator
US5528908A (en) * 1993-12-10 1996-06-25 Copeland Corporation Blocked fan detection system for heat pump
JPH07270020A (en) * 1994-03-31 1995-10-20 Toshiba Corp Refrigerator
GB2289124A (en) * 1994-04-12 1995-11-08 Toshiba Kk Estimating outdoor temperature in air conditioner
US20020170299A1 (en) * 2001-03-27 2002-11-21 Nagaraj Jayanth Compressor diagnostic system
WO2008010988A1 (en) * 2006-07-19 2008-01-24 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system

Also Published As

Publication number Publication date
GB2536161B (en) 2017-08-02
US20160238332A1 (en) 2016-08-18
EP3074706A2 (en) 2016-10-05
MX2016006929A (en) 2017-01-05
BR112016011302A2 (en) 2018-03-27
GB2536161A (en) 2016-09-07
GB201320977D0 (en) 2014-01-15
WO2015079242A2 (en) 2015-06-04
GB201610452D0 (en) 2016-07-27
CN105745504A (en) 2016-07-06

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