FR3129196B1 - Process for defrosting a thermal conditioning system - Google Patents

Process for defrosting a thermal conditioning system Download PDF

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Publication number
FR3129196B1
FR3129196B1 FR2112022A FR2112022A FR3129196B1 FR 3129196 B1 FR3129196 B1 FR 3129196B1 FR 2112022 A FR2112022 A FR 2112022A FR 2112022 A FR2112022 A FR 2112022A FR 3129196 B1 FR3129196 B1 FR 3129196B1
Authority
FR
France
Prior art keywords
exchanger
circulate
heat transfer
fluid
transfer liquid
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
FR2112022A
Other languages
French (fr)
Other versions
FR3129196A1 (en
Inventor
Chammas Rody El
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.)
Valeo Systemes Thermiques SAS
Original Assignee
Valeo Systemes Thermiques SAS
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 Valeo Systemes Thermiques SAS filed Critical Valeo Systemes Thermiques SAS
Priority to FR2112022A priority Critical patent/FR3129196B1/en
Priority to PCT/EP2022/081286 priority patent/WO2023083871A1/en
Publication of FR3129196A1 publication Critical patent/FR3129196A1/en
Application granted granted Critical
Publication of FR3129196B1 publication Critical patent/FR3129196B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00278—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for the battery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
    • B60H1/00899—Controlling the flow of liquid in a heat pump system
    • 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
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
    • 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
    • F25B39/00—Evaporators; Condensers
    • F25B39/04—Condensers
    • 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/02—Defrosting cycles
    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H2001/00307—Component temperature regulation using a liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
    • B60H2001/00949—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices comprising additional heating/cooling sources, e.g. second evaporator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
    • B60H2001/00961—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices comprising means for defrosting outside heat exchangers
    • 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
    • F25B2347/00—Details for preventing or removing deposits or corrosion
    • F25B2347/02—Details of defrosting cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L’invention concerne un procédé de dégivrage d’un système de conditionnement thermique (100) comprenant:- Un circuit de fluide réfrigérant (2) comportant successivement : un compresseur (3), un échangeur bifluide (4), un premier détendeur (31), un premier échangeur (21) configuré pour échanger de la chaleur avec un premier flux d’air (F1) et étant susceptible d’accumuler du givre, un deuxième détendeur (32) et un deuxième échangeur (22) configuré pour être couplé thermiquement avec un élément (30) d’une chaine de traction électrique d’un véhicule automobile,- Un circuit de liquide caloporteur (1) comprenant un troisième échangeur (23) couplé thermiquement avec le premier échangeur (21),le procédé comportant les étapes :(i) Détecter une présence de glace accumulée sur le premier échangeur (21),(ii) Faire circuler du fluide réfrigérant dans le deuxième échangeur (22),(iii) Faire circuler du fluide réfrigérant dans l’échangeur bifluide (4) et faire circuler du liquide caloporteur dans l’échangeur bifluide (4),(iv) Faire circuler du liquide caloporteur chauffé dans le troisième échangeur (23) de façon à faire fondre la glace accumulée sur le premier échangeur (21). Figure de l’abrégé : Figure 5The invention relates to a method for defrosting a thermal conditioning system (100) comprising: - A refrigerant fluid circuit (2) comprising successively: a compressor (3), a two-fluid exchanger (4), a first regulator (31) ), a first exchanger (21) configured to exchange heat with a first air flow (F1) and being capable of accumulating frost, a second expander (32) and a second exchanger (22) configured to be coupled thermally with an element (30) of an electric traction chain of a motor vehicle, - A heat transfer liquid circuit (1) comprising a third exchanger (23) thermally coupled with the first exchanger (21), the method comprising the steps: (i) Detect the presence of ice accumulated on the first exchanger (21), (ii) Circulate refrigerant fluid in the second exchanger (22), (iii) Circulate refrigerant fluid in the two-fluid exchanger (4 ) and circulate heat transfer liquid in the bifluid exchanger (4), (iv) Circulate heated heat transfer liquid in the third exchanger (23) so as to melt the ice accumulated on the first exchanger (21). Abstract Figure: Figure 5

FR2112022A 2021-11-15 2021-11-15 Process for defrosting a thermal conditioning system Active FR3129196B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2112022A FR3129196B1 (en) 2021-11-15 2021-11-15 Process for defrosting a thermal conditioning system
PCT/EP2022/081286 WO2023083871A1 (en) 2021-11-15 2022-11-09 Method for de-icing a thermal conditioning system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2112022A FR3129196B1 (en) 2021-11-15 2021-11-15 Process for defrosting a thermal conditioning system
FR2112022 2021-11-15

Publications (2)

Publication Number Publication Date
FR3129196A1 FR3129196A1 (en) 2023-05-19
FR3129196B1 true FR3129196B1 (en) 2023-10-27

Family

ID=79170783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2112022A Active FR3129196B1 (en) 2021-11-15 2021-11-15 Process for defrosting a thermal conditioning system

Country Status (2)

Country Link
FR (1) FR3129196B1 (en)
WO (1) WO2023083871A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6015636B2 (en) * 2013-11-25 2016-10-26 株式会社デンソー Heat pump system
FR3020129B1 (en) 2014-04-16 2019-03-22 Valeo Systemes Thermiques FRIGORIGENE FLUID CIRCUIT
FR3058783B1 (en) * 2016-11-17 2018-12-07 Valeo Systemes Thermiques INDIRECT INDIRECT AIR CONDITIONING CIRCUIT FOR A MOTOR VEHICLE AND METHOD OF OPERATING THE SAME
JP7392296B2 (en) * 2019-06-10 2023-12-06 株式会社デンソー Refrigeration cycle equipment
EP4133220A1 (en) * 2020-04-08 2023-02-15 Valeo Systemes Thermiques Thermal conditioning system for a motor vehicle

Also Published As

Publication number Publication date
FR3129196A1 (en) 2023-05-19
WO2023083871A1 (en) 2023-05-19

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