ATE456778T1 - Kühlvorrichtung und -verfahren zum kühlen eines fluids unter verwendung von kühlwasser - Google Patents

Kühlvorrichtung und -verfahren zum kühlen eines fluids unter verwendung von kühlwasser

Info

Publication number
ATE456778T1
ATE456778T1 AT03739608T AT03739608T ATE456778T1 AT E456778 T1 ATE456778 T1 AT E456778T1 AT 03739608 T AT03739608 T AT 03739608T AT 03739608 T AT03739608 T AT 03739608T AT E456778 T1 ATE456778 T1 AT E456778T1
Authority
AT
Austria
Prior art keywords
water
cooling
condensate
tower
fluid
Prior art date
Application number
AT03739608T
Other languages
English (en)
Inventor
Eric Klein
Original Assignee
Air Liquide
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27737523&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE456778(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide filed Critical Air Liquide
Application granted granted Critical
Publication of ATE456778T1 publication Critical patent/ATE456778T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D21/0001—Recuperative heat exchangers
    • F28D21/0012—Recuperative heat exchangers the heat being recuperated from waste water or from condensates
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04006—Providing pressurised feed air or process streams within or from the air fractionation unit
    • F25J3/04012—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling
    • F25J3/04018—Providing pressurised feed air or process streams within or from the air fractionation unit by compression of warm gaseous streams; details of intake or interstage cooling of main feed 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04151—Purification and (pre-)cooling of the feed air; recuperative heat-exchange with product streams
    • F25J3/04157—Afterstage cooling and so-called "pre-cooling" of the feed air upstream the air purification unit and main heat exchange line
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/04763—Start-up or control of the process; Details of the apparatus used
    • F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
    • F25J3/04775—Air purification and pre-cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
    • F25J2205/32—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes as direct contact cooling tower to produce a cooled gas stream, e.g. direct contact after cooler [DCAC]
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
    • F25J2205/34—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes as evaporative cooling tower to produce chilled water, e.g. evaporative water chiller [EWC]
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2230/00—Processes or apparatus involving steps for increasing the pressure of gaseous process streams
    • F25J2230/04—Compressor cooling arrangement, e.g. inter- or after-stage cooling or condensate removal
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2280/00—Control of the process or apparatus
    • F25J2280/02—Control in general, load changes, different modes ("runs"), measurements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
AT03739608T 2002-02-12 2003-02-12 Kühlvorrichtung und -verfahren zum kühlen eines fluids unter verwendung von kühlwasser ATE456778T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35624502P 2002-02-12 2002-02-12
US10/358,672 US6912859B2 (en) 2002-02-12 2003-02-05 Method and apparatus for using a main air compressor to supplement a chill water system
PCT/IB2003/000452 WO2003069248A1 (en) 2002-02-12 2003-02-12 Cooling process and apparatus for cooling a fluid using coolant water

Publications (1)

Publication Number Publication Date
ATE456778T1 true ATE456778T1 (de) 2010-02-15

Family

ID=27737523

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03739608T ATE456778T1 (de) 2002-02-12 2003-02-12 Kühlvorrichtung und -verfahren zum kühlen eines fluids unter verwendung von kühlwasser

Country Status (7)

Country Link
US (1) US6912859B2 (de)
EP (1) EP1476708B1 (de)
JP (1) JP2005517890A (de)
CN (1) CN1325870C (de)
AT (1) ATE456778T1 (de)
DE (1) DE60331134D1 (de)
WO (1) WO2003069248A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6852147B2 (en) * 2002-04-10 2005-02-08 Larry B. Tinguee, Jr. Apparatus and method for reduction of gases emitted from a cooling tower
US7272955B2 (en) * 2004-12-13 2007-09-25 L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillanc Pour L'etude Et L'exploitation Des Procedes Georges Claude Cooling apparatus and process
FR2880677B1 (fr) * 2005-01-07 2012-10-12 Air Liquide Procede de pretraitement de l'air avant introduction dans une unite de separation d'air par voie cryogenique et appareil correspondant
CN101815916A (zh) * 2007-08-30 2010-08-25 琳德股份有限公司 无菌低温流体的生产方法
FR2938635A1 (fr) * 2008-11-18 2010-05-21 Air Liquide Procede de production d'oxygene pour une unite d'oxycombustion et de fluide pour la recuperation assistee d'hydrocarbures
MX2011010112A (es) * 2009-03-27 2012-03-07 Set Ip Holdings Llc Extractor de agua y generador de electricidad combinado.
US20120279255A1 (en) * 2009-11-23 2012-11-08 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for compressing and cooling air
US20110308618A1 (en) * 2010-06-17 2011-12-22 Universal Water Group Inc. Water recovery systems and methods
JP5815324B2 (ja) * 2011-08-05 2015-11-17 独立行政法人石油天然ガス・金属鉱物資源機構 温度制御システム
CN104560219A (zh) * 2014-12-22 2015-04-29 沈阳鼓风机集团洁净煤气化技术有限公司 一种激冷环保护装置
CN105309177B (zh) * 2015-01-22 2018-11-06 侯小八 叶菜类智能规模化播种育苗及直播种植的方法
US10443898B2 (en) 2016-10-28 2019-10-15 Ingersoll-Rand Company Air compressor system including a refrigerated dryer and a condensate harvester and water supply
US10975872B2 (en) * 2017-05-26 2021-04-13 Stephen Christiansen Condensate recovery system and method
KR102093142B1 (ko) * 2017-12-08 2020-05-27 (주) 시온텍 냉각수 정화장치

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL50058C (de) 1936-05-19
US3788340A (en) * 1971-06-28 1974-01-29 Leary R O Cooling tower water control system
US3850007A (en) 1972-06-06 1974-11-26 A Mcfarlan Air conditioning system and method
JPS6045797B2 (ja) 1981-11-16 1985-10-12 株式会社日立製作所 原料空気冷却水の再冷却装置
US4541250A (en) * 1983-01-12 1985-09-17 Tropeano Joseph C Method and apparatus for producing snow at marginal ambient temperatures and eliminating compressed air line freeze-up and oil contamination
JPS59170699A (ja) 1983-03-16 1984-09-26 Meidensha Electric Mfg Co Ltd 冷却装置
JPH01107082A (ja) 1987-10-21 1989-04-24 Hitachi Ltd 空気分離装置の空気予冷却方法
US4813240A (en) * 1988-01-27 1989-03-21 Mobil Oil Corporation Method and apparatus for maintaining a constant active concentration in a cooling tower
US4931187A (en) 1989-02-07 1990-06-05 Klenzoid, Inc. Cooling tower system
US5282726A (en) 1991-06-21 1994-02-01 Praxair Technology, Inc. Compressor supercharger with evaporative cooler
US5306331A (en) * 1993-03-18 1994-04-26 Permea, Inc. Process for cooling the feed gas to gas separation systems
US5390505A (en) 1993-07-23 1995-02-21 Baltimore Aircoil Company, Inc. Indirect contact chiller air-precooler method and apparatus
FR2710370B1 (fr) 1993-09-21 1995-12-08 Air Liquide Procédé et ensemble de compression d'un gaz.
FR2712509B1 (fr) * 1993-11-19 1995-12-22 Air Liquide Procédé et installation de distillation d'air.
JPH08260909A (ja) 1995-03-28 1996-10-08 Toshiba Corp 造水装置
US5694480A (en) * 1995-08-30 1997-12-02 Tsukishima Kikai Co., Ltd. Molten slag flow rate measuring device and furnace facilities using the same
JP2701812B2 (ja) * 1995-10-30 1998-01-21 石川島播磨重工業株式会社 冷水塔の冷却ファン液圧駆動制御装置
FR2746667B1 (fr) * 1996-03-27 1998-05-07 Air Liquide Procede et installation de traitement d'air atmospherique destine a un appareil de separation
JP3008933B1 (ja) * 1998-07-23 2000-02-14 石川島播磨重工業株式会社 水噴射式空気圧縮装置とその水質管理方法
US6153110A (en) * 1999-05-17 2000-11-28 Chemtreat, Inc. Method for controlling treatment chemicals in aqueous systems
JP4523691B2 (ja) * 2000-03-10 2010-08-11 三菱重工業株式会社 脱炭酸設備の吸収液の制御方法及び装置
JP4370038B2 (ja) 2000-04-17 2009-11-25 三菱重工業株式会社 排ガス冷却システム
JP3460146B2 (ja) * 2000-05-30 2003-10-27 株式会社フクハラ 圧縮空気の冷却方法およびアフタークーラと油水分離装置付エアドライヤー

Also Published As

Publication number Publication date
CN1630802A (zh) 2005-06-22
CN1325870C (zh) 2007-07-11
US6912859B2 (en) 2005-07-05
DE60331134D1 (de) 2010-03-18
US20030209020A1 (en) 2003-11-13
JP2005517890A (ja) 2005-06-16
EP1476708A1 (de) 2004-11-17
EP1476708B1 (de) 2010-01-27
WO2003069248A1 (en) 2003-08-21

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