US3708956A - Regenerative drier for air to be conditioned - Google Patents

Regenerative drier for air to be conditioned Download PDF

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Publication number
US3708956A
US3708956A US00092991A US3708956DA US3708956A US 3708956 A US3708956 A US 3708956A US 00092991 A US00092991 A US 00092991A US 3708956D A US3708956D A US 3708956DA US 3708956 A US3708956 A US 3708956A
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United States
Prior art keywords
air
stream
compressed
regeneration
moisture
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Expired - Lifetime
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US00092991A
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English (en)
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P Norback
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0454—Controlling adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/261—Drying gases or vapours by adsorption
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
    • F24F3/1423—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • B01D2251/302—Alkali metal compounds of lithium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/25—Coated, impregnated or composite adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/80—Water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
    • B01D2259/40077—Direction of flow
    • B01D2259/40081—Counter-current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/40096—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by using electrical resistance heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • F24F2203/1032—Desiccant wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • F24F2203/1056—Rotary wheel comprising a reheater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • F24F2203/1068—Rotary wheel comprising one rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2203/00—Devices or apparatus used for air treatment
    • F24F2203/10—Rotary wheel
    • F24F2203/1084—Rotary wheel comprising two flow rotor segments

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Gases (AREA)
US00092991A 1969-12-01 1970-11-27 Regenerative drier for air to be conditioned Expired - Lifetime US3708956A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16493/69A SE345813B (xx) 1969-12-01 1969-12-01

Publications (1)

Publication Number Publication Date
US3708956A true US3708956A (en) 1973-01-09

Family

ID=20302331

Family Applications (1)

Application Number Title Priority Date Filing Date
US00092991A Expired - Lifetime US3708956A (en) 1969-12-01 1970-11-27 Regenerative drier for air to be conditioned

Country Status (3)

Country Link
US (1) US3708956A (xx)
BE (1) BE759696A (xx)
SE (1) SE345813B (xx)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038059A (en) * 1975-01-30 1977-07-26 Aktiebolaget Svenska Flaktfabriken Humidity and heat exchanger apparatus, and method for its manufacture
US4038050A (en) * 1974-11-27 1977-07-26 W. R. Grace & Co. Electrical sensing and regenerating system for molecular sieve driers
US4354358A (en) * 1980-05-26 1982-10-19 Sharp Kabushiki Kaisha Open-cycle type air conditioner
US4729774A (en) * 1986-03-10 1988-03-08 Gas Research Institute Nonuniform regeneration system for desiccant bed
US5298054A (en) * 1990-10-01 1994-03-29 Fmc Corporation Pressure and temperature swing adsorption system
US5659974A (en) * 1995-05-04 1997-08-26 Graeff; Roderich Wilhelm Method for regeneration of an adsorbent material containing moisture and apparatus therefor
US5688305A (en) * 1994-10-20 1997-11-18 Graeff; Roderich Wilhelm Method and device for drying of moist gases
US5891219A (en) * 1998-01-13 1999-04-06 Durr Environmental, Inc. Two stage rotary concentrator
US5931016A (en) * 1997-10-13 1999-08-03 Advanced Thermal Technologies, Llc Air conditioning system having multiple energy regeneration capabilities
US6027546A (en) * 1997-02-21 2000-02-22 Aquilo Gas Separation B.V. Process for drying compressed air
WO2000074819A1 (en) * 1999-06-04 2000-12-14 Flair Corporation Rotating drum adsorber process and system
US6165254A (en) * 1997-10-15 2000-12-26 Seibu Giken Co., Ltd. Gas concentrator
US6478855B1 (en) 1999-08-30 2002-11-12 Seibu Giken Co., Ltd. Method of dehumidifying and dehumidifier with heat exchanger having first and second passages and moisture cooling in the second passages
EP1731208A3 (en) * 2005-06-06 2010-04-07 Hamilton Sundstrand Corporation Water-from-air system using desiccant wheel and exhaust
CN105592908A (zh) * 2013-08-30 2016-05-18 美国消毒公司 用以从空气流移除油雾及臭味的小型过滤组件
EP3446770A1 (en) * 2016-10-25 2019-02-27 ATLAS COPCO AIRPOWER, naamloze vennootschap Compressor installation with drying device for compressed gas and method for drying compressed gas
WO2021033101A1 (en) * 2019-08-16 2021-02-25 Atlas Copco Airpower N.V. Dryer for compressed gas, compressor installation provided with a dryer and a method for drying compressed gas
BE1027507B1 (nl) * 2019-08-16 2021-03-17 Atlas Copco Airpower Nv Droger voor samengeperst gas, compressorinstallatie voorzien van droger en werkwijze voor het drogen van samengeperst gas

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8514494D0 (en) * 1985-06-07 1985-07-10 Eriksson R Building

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328974A (en) * 1941-01-30 1943-09-07 Honeywell Regulator Co Air conditioning system
US2944957A (en) * 1957-10-03 1960-07-12 Du Pont Electrolytic drying apparatus
US3279151A (en) * 1964-03-23 1966-10-18 Air Technologies Inc Compressed air dehydration system with desiccant reactivating means
US3398510A (en) * 1962-11-06 1968-08-27 Lizenzia A G Humidity changer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328974A (en) * 1941-01-30 1943-09-07 Honeywell Regulator Co Air conditioning system
US2944957A (en) * 1957-10-03 1960-07-12 Du Pont Electrolytic drying apparatus
US3398510A (en) * 1962-11-06 1968-08-27 Lizenzia A G Humidity changer
US3279151A (en) * 1964-03-23 1966-10-18 Air Technologies Inc Compressed air dehydration system with desiccant reactivating means

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4038050A (en) * 1974-11-27 1977-07-26 W. R. Grace & Co. Electrical sensing and regenerating system for molecular sieve driers
US4038059A (en) * 1975-01-30 1977-07-26 Aktiebolaget Svenska Flaktfabriken Humidity and heat exchanger apparatus, and method for its manufacture
US4354358A (en) * 1980-05-26 1982-10-19 Sharp Kabushiki Kaisha Open-cycle type air conditioner
US4729774A (en) * 1986-03-10 1988-03-08 Gas Research Institute Nonuniform regeneration system for desiccant bed
US5298054A (en) * 1990-10-01 1994-03-29 Fmc Corporation Pressure and temperature swing adsorption system
US5688305A (en) * 1994-10-20 1997-11-18 Graeff; Roderich Wilhelm Method and device for drying of moist gases
US5659974A (en) * 1995-05-04 1997-08-26 Graeff; Roderich Wilhelm Method for regeneration of an adsorbent material containing moisture and apparatus therefor
US6027546A (en) * 1997-02-21 2000-02-22 Aquilo Gas Separation B.V. Process for drying compressed air
US5931016A (en) * 1997-10-13 1999-08-03 Advanced Thermal Technologies, Llc Air conditioning system having multiple energy regeneration capabilities
US6165254A (en) * 1997-10-15 2000-12-26 Seibu Giken Co., Ltd. Gas concentrator
US5891219A (en) * 1998-01-13 1999-04-06 Durr Environmental, Inc. Two stage rotary concentrator
US6447583B1 (en) 1999-06-04 2002-09-10 Flair Corporation Rotating drum adsorber process and system
WO2000074819A1 (en) * 1999-06-04 2000-12-14 Flair Corporation Rotating drum adsorber process and system
US6527836B1 (en) 1999-06-04 2003-03-04 Flair Corporation Rotating drum adsorber process and system
US6478855B1 (en) 1999-08-30 2002-11-12 Seibu Giken Co., Ltd. Method of dehumidifying and dehumidifier with heat exchanger having first and second passages and moisture cooling in the second passages
EP1731208A3 (en) * 2005-06-06 2010-04-07 Hamilton Sundstrand Corporation Water-from-air system using desiccant wheel and exhaust
CN105592908A (zh) * 2013-08-30 2016-05-18 美国消毒公司 用以从空气流移除油雾及臭味的小型过滤组件
EP3446770A1 (en) * 2016-10-25 2019-02-27 ATLAS COPCO AIRPOWER, naamloze vennootschap Compressor installation with drying device for compressed gas and method for drying compressed gas
US10576411B2 (en) 2016-10-25 2020-03-03 Atlas Copco Airpower, Naamloze Vennootschap Compressor installation with drying device for compressed gas and method for drying compressed gas
CN113385002A (zh) * 2016-10-25 2021-09-14 阿特拉斯·科普柯空气动力股份有限公司 压缩机设备和干燥压缩气体的方法
EP3915664A1 (en) * 2016-10-25 2021-12-01 Atlas Copco Airpower N.V. Compressor installation with drying device for compressed gas and method for drying compressed gas
US11247166B2 (en) 2016-10-25 2022-02-15 Atlas Copco Airpower, Naamloze Vennootschap Compressor installation with drying device for compressed gas and method for drying compressed gas
WO2021033101A1 (en) * 2019-08-16 2021-02-25 Atlas Copco Airpower N.V. Dryer for compressed gas, compressor installation provided with a dryer and a method for drying compressed gas
BE1027507B1 (nl) * 2019-08-16 2021-03-17 Atlas Copco Airpower Nv Droger voor samengeperst gas, compressorinstallatie voorzien van droger en werkwijze voor het drogen van samengeperst gas

Also Published As

Publication number Publication date
BE759696A (fr) 1971-05-17
SE345813B (xx) 1972-06-12

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