CA2868441A1 - Circuit de refrigeration a multiples evaporateurs - Google Patents

Circuit de refrigeration a multiples evaporateurs Download PDF

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Publication number
CA2868441A1
CA2868441A1 CA2868441A CA2868441A CA2868441A1 CA 2868441 A1 CA2868441 A1 CA 2868441A1 CA 2868441 A CA2868441 A CA 2868441A CA 2868441 A CA2868441 A CA 2868441A CA 2868441 A1 CA2868441 A1 CA 2868441A1
Authority
CA
Canada
Prior art keywords
liquid
refrigeration circuit
evaporator
suction
receiver
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.)
Granted
Application number
CA2868441A
Other languages
English (en)
Other versions
CA2868441C (fr
Inventor
Sergio Girotto
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.)
HUURRE FINLAND Oy
Original Assignee
ENEX Srl
HUURRE GROUP Oy
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
Priority claimed from IT000077A external-priority patent/ITTV20110077A1/it
Priority claimed from IT000141A external-priority patent/ITTV20110141A1/it
Priority claimed from IT000010A external-priority patent/ITTV20120010A1/it
Application filed by ENEX Srl, HUURRE GROUP Oy filed Critical ENEX Srl
Publication of CA2868441A1 publication Critical patent/CA2868441A1/fr
Application granted granted Critical
Publication of CA2868441C publication Critical patent/CA2868441C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/001—Ejectors not being used as compression device
    • F25B2341/0012—Ejectors with the cooled primary flow at high pressure
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/23—Separators
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2509—Economiser valves
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2521—On-off valves controlled by pulse signals
    • 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
    • F25B2700/04—Refrigerant level
    • 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
    • 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
    • F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Air Conditioning Control Device (AREA)
CA2868441A 2011-06-06 2012-05-28 Circuit de refrigeration a multiples evaporateurs Expired - Fee Related CA2868441C (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
IT000077A ITTV20110077A1 (it) 2011-06-06 2011-06-06 Sistema frigorifero a compressione di vapore e espansione diretta con elevato rapporto di circolazione negli evaporatori.
ITTV2011A000077 2011-06-06
IT000141A ITTV20110141A1 (it) 2011-10-14 2011-10-14 Sistema frigorifero con refrigerante r744 con elevato rapporto di circolazione negli evaporatori.
ITTV2011A000141 2011-10-14
ITTV2012A000010 2012-01-19
IT000010A ITTV20120010A1 (it) 2012-01-19 2012-01-19 Sistema frigorifero di tipo booster con refrigerante r744.
PCT/FI2012/050513 WO2012168544A1 (fr) 2011-06-06 2012-05-28 Circuit de réfrigération à multiples évaporateurs

Publications (2)

Publication Number Publication Date
CA2868441A1 true CA2868441A1 (fr) 2012-12-13
CA2868441C CA2868441C (fr) 2018-07-10

Family

ID=47295543

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2868441A Expired - Fee Related CA2868441C (fr) 2011-06-06 2012-05-28 Circuit de refrigeration a multiples evaporateurs

Country Status (11)

Country Link
EP (1) EP2718642B1 (fr)
AU (1) AU2012266219B2 (fr)
CA (1) CA2868441C (fr)
DK (1) DK2718642T3 (fr)
ES (1) ES2602169T3 (fr)
HR (1) HRP20161607T1 (fr)
HU (1) HUE032488T2 (fr)
LT (1) LT2718642T (fr)
PL (1) PL2718642T3 (fr)
PT (1) PT2718642T (fr)
WO (1) WO2012168544A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150176866A1 (en) * 2012-08-06 2015-06-25 Mitsubishi Electric Corporation Binary refrigeration apparatus
CN107850224A (zh) * 2015-08-03 2018-03-27 株式会社电装 集成阀

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160231040A1 (en) * 2013-09-19 2016-08-11 Carrier Corporation Refrigeration circuit with heat recovery module
CN103791651B (zh) * 2013-12-23 2016-01-20 滁州安兴环保彩纤有限公司 直纺短丝余汽综合利用装置
WO2015144627A1 (fr) * 2014-03-27 2015-10-01 Carrier Corporation Dispositif et procédé permettant de déterminer la hauteur de remplissage d'un liquide dans un récipient
US9897363B2 (en) 2014-11-17 2018-02-20 Heatcraft Refrigeration Products Llc Transcritical carbon dioxide refrigeration system with multiple ejectors
CN107923666B (zh) 2015-08-14 2020-08-14 丹佛斯有限公司 具有至少两个蒸发器组的蒸气压缩系统
MX2018004604A (es) * 2015-10-20 2018-07-06 Danfoss As Metodo para controlar un sistema de compresion de vapor en modo de eyector durante un tiempo prolongado.
CN108139132B (zh) 2015-10-20 2020-08-25 丹佛斯有限公司 用于控制有可变接收器压力设定点的蒸气压缩系统的方法
CA2997662A1 (fr) * 2015-10-20 2017-04-27 Danfoss A/S Procede de commande d'un systeme de compression de vapeur dans un etat noye
ITUA20163465A1 (it) * 2016-05-16 2017-11-16 Epta Spa Impianto frigorifero a più livelli di evaporazione e metodo di gestione di un tale impianto
RU2705696C2 (ru) * 2017-01-26 2019-11-11 федеральное государственное автономное образовательное учреждение высшего образования "Российский университет дружбы народов" (РУДН) Многоступечатая теплонасосная установка
US10830499B2 (en) 2017-03-21 2020-11-10 Heatcraft Refrigeration Products Llc Transcritical system with enhanced subcooling for high ambient temperature
PL3601907T3 (pl) * 2017-03-28 2022-08-16 Danfoss A/S Układ sprężania pary z separatorem cieczy w przewodzie ssawnym
DE102017117565A1 (de) * 2017-08-02 2019-02-07 Wurm Gmbh & Co. Kg Elektronische Systeme Kälteanlage und verfahren zur regelung einer kälteanlage
CN110425780A (zh) * 2018-05-08 2019-11-08 约克（无锡）空调冷冻设备有限公司 制冷系统和用于控制制冷系统的方法
DK180146B1 (en) 2018-10-15 2020-06-25 Danfoss As Intellectual Property Heat exchanger plate with strenghened diagonal area
US11493247B2 (en) * 2019-05-13 2022-11-08 Heatcraft Refrigeration Products Llc Cooling system with additional receiver
US11221163B2 (en) 2019-08-02 2022-01-11 Randy Lefor Evaporator having integrated pulse wave atomizer expansion device
EP3862657A1 (fr) 2020-02-10 2021-08-11 Carrier Corporation Système de réfrigération comportant plusieurs échangeurs de chaleur absorbant la chaleur
US12078397B2 (en) 2020-12-04 2024-09-03 Honeywell International Inc. Surge control subcooling circuit
FR3139889B1 (fr) * 2022-09-15 2024-09-06 Electricite De France Installation frigorifique.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1291196C (zh) * 2004-02-18 2006-12-20 株式会社电装 具有多蒸发器的喷射循环
JP2007218497A (ja) * 2006-02-16 2007-08-30 Denso Corp エジェクタ式冷凍サイクルおよび冷媒流量制御装置
JP5027160B2 (ja) * 2006-09-29 2012-09-19 キャリア コーポレイション フラッシュタンク受器を有する冷媒蒸気圧縮システム
GB2469616B (en) 2009-02-11 2013-08-28 Star Refrigeration A refrigeration system operable under transcritical conditions

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150176866A1 (en) * 2012-08-06 2015-06-25 Mitsubishi Electric Corporation Binary refrigeration apparatus
US10077924B2 (en) * 2012-08-06 2018-09-18 Mitsubishi Electric Corporation Binary refrigeration apparatus
CN107850224A (zh) * 2015-08-03 2018-03-27 株式会社电装 集成阀
CN107850224B (zh) * 2015-08-03 2019-11-08 株式会社电装 集成阀

Also Published As

Publication number Publication date
AU2012266219B2 (en) 2016-09-08
EP2718642A1 (fr) 2014-04-16
EP2718642A4 (fr) 2015-04-01
ES2602169T3 (es) 2017-02-17
CA2868441C (fr) 2018-07-10
LT2718642T (lt) 2016-11-25
AU2012266219A1 (en) 2015-06-11
WO2012168544A1 (fr) 2012-12-13
PL2718642T3 (pl) 2017-07-31
HUE032488T2 (en) 2017-09-28
EP2718642B1 (fr) 2016-09-14
HRP20161607T1 (hr) 2017-01-13
DK2718642T3 (en) 2016-12-19
PT2718642T (pt) 2016-12-20

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Effective date: 20210528