EP4253877C0 - Kühleinheit, steuerungsverfahren und programm - Google Patents

Kühleinheit, steuerungsverfahren und programm

Info

Publication number
EP4253877C0
EP4253877C0 EP23151111.4A EP23151111A EP4253877C0 EP 4253877 C0 EP4253877 C0 EP 4253877C0 EP 23151111 A EP23151111 A EP 23151111A EP 4253877 C0 EP4253877 C0 EP 4253877C0
Authority
EP
European Patent Office
Prior art keywords
program
cooling unit
control methods
methods
control
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
EP23151111.4A
Other languages
English (en)
French (fr)
Other versions
EP4253877A1 (de
EP4253877B1 (de
Inventor
Takuya Okada
Manabu Irie
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.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems 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 Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP4253877A1 publication Critical patent/EP4253877A1/de
Application granted granted Critical
Publication of EP4253877B1 publication Critical patent/EP4253877B1/de
Publication of EP4253877C0 publication Critical patent/EP4253877C0/de
Active 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022—Compressor control 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
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/003—Indoor unit with water as a heat sink or heat source
    • 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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled 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
    • F25B2500/00—Problems to be solved
    • F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
    • F25B2500/222—Detecting refrigerant leaks
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1931—Discharge pressures
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/21161—Temperatures of a condenser of the fluid heated by the condenser
    • 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
    • F25B41/385—Dispositions with two or more expansion means arranged in parallel 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP23151111.4A 2022-03-23 2023-01-11 Kühleinheit, steuerungsverfahren und programm Active EP4253877B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022046288A JP2023140445A (ja) 2022-03-23 2022-03-23 チリングユニット、制御方法、及びプログラム

Publications (3)

Publication Number Publication Date
EP4253877A1 EP4253877A1 (de) 2023-10-04
EP4253877B1 EP4253877B1 (de) 2024-10-23
EP4253877C0 true EP4253877C0 (de) 2024-10-23

Family

ID=84923179

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23151111.4A Active EP4253877B1 (de) 2022-03-23 2023-01-11 Kühleinheit, steuerungsverfahren und programm

Country Status (3)

Country Link
EP (1) EP4253877B1 (de)
JP (1) JP2023140445A (de)
KR (1) KR102878609B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102716819B1 (ko) * 2024-02-27 2024-10-15 한화시스템 주식회사 안테나 냉각장치의 냉매 누설 확인 장치 및 그 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07294073A (ja) * 1994-04-19 1995-11-10 Hoshizaki Electric Co Ltd 冷凍装置
US6430944B1 (en) * 2001-04-13 2002-08-13 Smc Kabushiki Kaisha Remote maintenance system and method for chiller units
JP4678310B2 (ja) * 2006-02-15 2011-04-27 株式会社島津製作所 冷却液循環装置
JP5717584B2 (ja) * 2011-08-10 2015-05-13 三菱電機株式会社 冷凍サイクル装置
JP6086213B2 (ja) * 2013-01-30 2017-03-01 三浦工業株式会社 冷凍機を用いたチラー
JP6310054B2 (ja) * 2014-02-18 2018-04-11 東芝キヤリア株式会社 冷凍サイクル装置
CN203837315U (zh) * 2014-04-17 2014-09-17 广东美的暖通设备有限公司 风冷热泵冷热水机组
US10161661B2 (en) * 2014-11-04 2018-12-25 Mitsubishi Electric Corporation Refrigeration cycle apparatus, and abnormality detection system for refrigeration cycle apparatus
JP6289403B2 (ja) * 2015-03-04 2018-03-07 株式会社ヴァレオジャパン 冷媒不足判定装置、これを備えた冷凍サイクル、及び冷凍サイクルの冷媒不足判定方法
JP6935720B2 (ja) * 2017-10-12 2021-09-15 ダイキン工業株式会社 冷凍装置
JP2020051738A (ja) 2018-09-28 2020-04-02 ダイキン工業株式会社 熱負荷処理システム
CN115698606B (zh) * 2020-06-09 2024-03-19 三菱电机楼宇解决方案株式会社 制冷循环装置
JP7457888B2 (ja) * 2020-07-02 2024-03-29 パナソニックＩｐマネジメント株式会社 熱媒体循環システム

Also Published As

Publication number Publication date
JP2023140445A (ja) 2023-10-05
EP4253877A1 (de) 2023-10-04
KR20230138390A (ko) 2023-10-05
EP4253877B1 (de) 2024-10-23
KR102878609B1 (ko) 2025-10-30

Similar Documents

Publication Publication Date Title
EP4144425A4 (de) Verhaltenssteuerungsvorrichtung, verhaltenssteuerungsverfahren und programm
EP4350494A4 (de) Ausrüstungssteuerungsvorrichtung, ausrüstungssteuerungsverfahren und programm
EP4226797A4 (de) Inhalationsvorrichtung, steuerungsverfahren und programm
EP4101321A4 (de) Inhalationsvorrichtung, steuerungsverfahren und programm
EP4191222A4 (de) Anomaliebestimmungsvorrichtung, anomaliebestimmungsverfahren und programm
EP4083898C0 (de) Steuervorrichtung, stromversorgungsvorrichtung, programm und steuerverfahren
EP4286114A4 (de) Steuerungsvorrichtung, steuerungssystem, steuerungsverfahren und programm
EP4606276A4 (de) Steuerungsverfahren, informationsbereitstellungsverfahren, steuerungssystem, informationsbereitstellungssystem und programm
EP4099109A4 (de) Steuerprogrammerzeugungsvorrichtung, steuerprogrammerzeugungsverfahren und programm
EP4260734A4 (de) Inhalationsvorrichtung, steuerungsverfahren und programm
EP4113038A4 (de) Klimaanlage, steuerungsverfahren und programm
EP4226793A4 (de) Inhalationsvorrichtung, steuerungsverfahren und programm
EP4226795A4 (de) Inhalationsvorrichtung, steuerungsverfahren und programm
EP4253877C0 (de) Kühleinheit, steuerungsverfahren und programm
EP4318155A4 (de) Anzeigevorrichtung, steuerungsvorrichtung, steuerungsverfahren und programm
EP4319128A4 (de) Bildgebungsvorrichtung, bildgebungsvorrichtungsteuerungsverfahren und programm
EP4450917A4 (de) Zielüberwachungsvorrichtung, zielüberwachungsverfahren und programm
EP4239418A4 (de) Wasserfahrzeug, kurssteuerungsverfahren, kurssteuerungsvorrichtung und programm
EP4220544A4 (de) Vergleichsvorrichtung, vergleichsverfahren und programm
EP3951668A4 (de) Einrichtungssteuerungunterstützungsvorrichtung, programm und steuerungsunterstützungsverfahren
EP4470449A4 (de) Endoskopsystem, steuerungsverfahren und programm
EP4440171A4 (de) Steuerungsvorrichtung, steuerungsverfahren und programm
EP4224083A4 (de) Luftstromsteuerungssystem, luftstromsteuerungsverfahren und programm
EP4310680A4 (de) Intraserver-verzögerungssteuervorrichtung, intraserver-verzögerungssteuerverfahren und programm
EP4280661A4 (de) Steuerungsvorrichtung, programm, system und steuerungsverfahren

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240328

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 49/02 20060101ALI20240419BHEP

Ipc: F25B 49/00 20060101AFI20240419BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20240604

RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602023000773

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

U01 Request for unitary effect filed

Effective date: 20241024

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT RO SE SI

Effective date: 20241107

U20 Renewal fee for the european patent with unitary effect paid

Year of fee payment: 3

Effective date: 20241219

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250223

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250124

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20241023

26N No opposition filed

Effective date: 20250724

U20 Renewal fee for the european patent with unitary effect paid

Year of fee payment: 4

Effective date: 20251205

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20250111