RU95121943A - METHOD FOR CLEANING THE EXHAUST GAS FLOW AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

METHOD FOR CLEANING THE EXHAUST GAS FLOW AND DEVICE FOR ITS IMPLEMENTATION

Info

Publication number
RU95121943A
RU95121943A RU95121943/25A RU95121943A RU95121943A RU 95121943 A RU95121943 A RU 95121943A RU 95121943/25 A RU95121943/25 A RU 95121943/25A RU 95121943 A RU95121943 A RU 95121943A RU 95121943 A RU95121943 A RU 95121943A
Authority
RU
Russia
Prior art keywords
wet cleaning
gas stream
exhaust gas
lime
cleaning device
Prior art date
Application number
RU95121943/25A
Other languages
Russian (ru)
Other versions
RU2108139C1 (en
Inventor
Карлссон Курт
Original Assignee
АББ Флэкт Актиеболаг
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 SE9300818A external-priority patent/SE501037C2/en
Application filed by АББ Флэкт Актиеболаг filed Critical АББ Флэкт Актиеболаг
Publication of RU95121943A publication Critical patent/RU95121943A/en
Application granted granted Critical
Publication of RU2108139C1 publication Critical patent/RU2108139C1/en

Links

Claims (10)

1. Способ очистки потока отходящего газа, который содержит хлористый водород и сернистый ангидрид, включающий обработку и устройство для мокрой очистки (5), последующее введение извести (9) и отделение в фильтре (13), отличающийся тем, что часть потока отходящего газа пропускают в обход устройства для мокрой очистки (5), а затем соединяют с частью потока газа, которая проходит через устройство для мокрой очистки, перед фильтром (13).1. The method of cleaning the exhaust gas stream, which contains hydrogen chloride and sulfur dioxide, including processing and a device for wet cleaning (5), the subsequent introduction of lime (9) and separation in the filter (13), characterized in that part of the exhaust gas stream is passed bypassing the wet cleaning device (5), and then connected to a portion of the gas stream that passes through the wet cleaning device, in front of the filter (13). 2. Способ по п. 1, отличающийся тем, что объем потока отходящего газа, проходящего в обход устройства для мокрой очистки, составляет примерно 1-8 об.%. 2. The method according to p. 1, characterized in that the volume of the flow of exhaust gas passing bypassing the device for wet cleaning is approximately 1-8 vol.%. 3. Способ по п. 2, отличающийся тем, что объем отходящего газа, проходящего в обход устройства для мокрой очистки, составляет примерно 2-5 об.%. 3. The method according to p. 2, characterized in that the amount of exhaust gas passing bypass the device for wet cleaning, is about 2-5 vol.%. 4. Способ по любому из предшествующих пунктов, отличающийся тем, что поток отходящего газа, выходящий из устройства для мокрой очистки (5) нагревают до температуры около 80- 120°С перед тем, как его соединяют с потоком газа, который обходит устройство для мокрой очистки. 4. The method according to any one of the preceding paragraphs, characterized in that the exhaust gas stream exiting the wet cleaning device (5) is heated to a temperature of about 80-120 ° C before it is connected to the gas stream that bypasses the wet device cleaning up. 5. Способ по любому из предшествующих пунктов, отличающийся тем, что известь вводят в поток отходящего газа в виде порошка. 5. The method according to any one of the preceding paragraphs, characterized in that the lime is introduced into the exhaust gas stream in the form of a powder. 6. Способ по любому из предшествующих пунктов, отличающийся тем, что известь, которую вводят в процесс очистки газов, представляет собой гашеную известь (Са(ОН)2), прокаленную известь (СаО) или карбонат кальция (СаСО3).6. The method according to any one of the preceding paragraphs, characterized in that the lime that is introduced into the gas purification process is slaked lime (Ca (OH) 2 ), calcined lime (CaO) or calcium carbonate (CaCO 3 ). 7. Устройство для очистки потока отходящего газа, который содержит хлористый водород и сернистый ангидрид, включающее входной трубопровод (4), по которому поток газа подают в устройство для мокрой очистки (5), выходной трубопровод (6), по которому поток газа выходит из устройства для мокрой очистки (5), станцию (9) для подачи извести в поток отходящего газа после устройства для мокрой очистки (5) и фильтр (13) для отделения извести, отличающееся тем, что оно включает трубопровод (15), который проходит от входного трубопровода (4) устройства для мокрой очистки (5) до выходного трубопровода (8) устройства для мокрой очистки (5) перед фильтром (13), через который часть потока газа обходит устройство для мокрой очистки (5). 7. A device for cleaning an exhaust gas stream that contains hydrogen chloride and sulfur dioxide, including an inlet pipe (4), through which a gas stream is supplied to a wet cleaning device (5), an outlet pipe (6), through which the gas stream exits wet cleaning devices (5), a station (9) for supplying lime to the exhaust gas stream after the wet cleaning device (5) and a filter (13) for separating lime, characterized in that it includes a pipeline (15) which extends from inlet pipe (4) devices for wet source (5) to the outlet pipe (8) of the wet cleaning device (5) in front of the filter (13) through which part of the gas flow bypasses the wet cleaning device (5). 8. Устройство по п. 7, отличающееся тем, что трубопровод (15), по которому часть потока обходит устройство для мокрой очистки, снабжен устройствами (16) для регулирования газового потока. 8. The device according to claim 7, characterized in that the pipeline (15), through which part of the flow bypasses the wet cleaning device, is equipped with devices (16) for regulating the gas flow. 9. Устройство по п. 7 или 8, отличающееся тем, что устройства (16) для регулирования потока газа управляют им в зависимости от потока газа во входном трубопроводе (4) и/или содержания хлористого водорода в газе во входном трубопроводе (4). 9. A device according to claim 7 or 8, characterized in that the devices (16) for regulating the gas flow control it depending on the gas flow in the inlet pipe (4) and / or the content of hydrogen chloride in the gas in the inlet pipe (4). 10. Устройство по любому из предшествующих пунктов 7-9, отличающееся тем, что выходной трубопровод (6) устройства для мокрой очистки (5) снабжен устройствами для подогрева. 10. The device according to any one of the preceding paragraphs 7-9, characterized in that the outlet pipe (6) of the wet cleaning device (5) is equipped with heating devices.
RU95121943A 1993-03-12 1994-03-04 Method for cleaning effluent gas flow and device for its embodiment RU2108139C1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9300818A SE501037C2 (en) 1993-03-12 1993-03-12 Methods and apparatus for purifying flue gas containing hydrogen chloride and sulfur dioxide
SE9300818-3 1993-03-12
PCT/SE1994/000183 WO1994020199A1 (en) 1993-03-12 1994-03-04 Method and apparatus for cleaning flue gas

Publications (2)

Publication Number Publication Date
RU95121943A true RU95121943A (en) 1997-10-27
RU2108139C1 RU2108139C1 (en) 1998-04-10

Family

ID=20389200

Family Applications (1)

Application Number Title Priority Date Filing Date
RU95121943A RU2108139C1 (en) 1993-03-12 1994-03-04 Method for cleaning effluent gas flow and device for its embodiment

Country Status (16)

Country Link
US (1) US5624648A (en)
EP (1) EP0688238B1 (en)
JP (1) JPH08507251A (en)
AT (1) ATE153872T1 (en)
AU (1) AU6265794A (en)
CA (1) CA2156637A1 (en)
CZ (1) CZ229795A3 (en)
DE (1) DE69403638T2 (en)
DK (1) DK0688238T3 (en)
ES (1) ES2107197T3 (en)
FI (1) FI954247A0 (en)
NO (1) NO953565L (en)
PL (1) PL310547A1 (en)
RU (1) RU2108139C1 (en)
SE (1) SE501037C2 (en)
WO (1) WO1994020199A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4333481C1 (en) * 1993-10-01 1995-02-23 Abb Patent Gmbh Process for dry or semi-dry purification of flue gases from waste incineration
EP0778067B1 (en) * 1995-12-06 2001-08-22 Lurgi Lentjes Bischoff GmbH Apparatus for purifying smokes containing acid compounds of different concentration acid process for operating the apparatus
JP3332204B2 (en) * 1997-01-31 2002-10-07 日本鋼管株式会社 Method and apparatus for removing harmful substances from exhaust gas
US6027704A (en) * 1997-11-25 2000-02-22 Mobil Oil Corporation Process for the reduction of SO2 from wet lime/limestone tailgas in power plant desulfurization processes
EP1346759A3 (en) * 1998-02-23 2004-08-04 Mitsubishi Heavy Industries, Ltd. Flue gas treating process
WO2000015323A1 (en) * 1998-09-11 2000-03-23 David Sterling Process for the removal of pollutants from flue gases
TWI300011B (en) * 2004-11-10 2008-08-21 Ind Tech Res Inst Method and apparatus for treating inorganic acid gas
JP5198786B2 (en) * 2007-04-13 2013-05-15 バブコック日立株式会社 Exhaust gas purification method and apparatus

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862789A (en) * 1954-05-17 1958-12-02 Cons Mining & Smelting Co Treatment of flue gases
JPS5033994A (en) * 1973-07-30 1975-04-02
US3969482A (en) * 1974-04-25 1976-07-13 Teller Environmental Systems, Inc. Abatement of high concentrations of acid gas emissions
JPS55111829A (en) * 1979-02-22 1980-08-28 Takuma Co Ltd Removing method for hydrogen chloride in exhaust gas
BR8103078A (en) * 1980-05-24 1982-02-09 Hoelter H PROCESS AND DEVICE FOR THE DISPOSAL OF Sulfurous Anhydride AND OTHER HARMFUL SUBSTANCES OF SMOKE GAS
DE3031845A1 (en) * 1980-05-24 1982-04-08 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Three stream purification of flue gas - using dry wet and by=pass streams in combination according to sulphur content
DK145637C (en) * 1980-06-30 1983-07-11 Niro Atomizer As PROCEDURES FOR SULFURATION, DUST CLEANING AND DISPOSAL OF HEAT, FLY-CLEANING ROEGGAS AND BAG FILTER UNIT FOR USE IN THE PROCEDURE
DE3313522A1 (en) * 1981-11-24 1984-10-18 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Process for the separation of acidic pollutants - two-stage
JPS61234913A (en) * 1985-04-10 1986-10-20 Mitsui Miike Kakoki Kk Controlling method for wet stack gas desulfurization facility
JPS6384619A (en) * 1986-09-27 1988-04-15 Sumitomo Metal Ind Ltd Method for controlling amount of ammonia to be injected in exhaust gas denitration facility
US5401481A (en) * 1986-11-10 1995-03-28 Board Of Regents, The University Of Texas System Processes for removing acid components from gas streams
US5100643A (en) * 1988-03-02 1992-03-31 Board Of Regents, The University Of Texas System Processes for removing acid components from gas streams
US4795619A (en) * 1987-03-20 1989-01-03 Lerner Bernard J Removal of acid gases in dry scrubbing of hot gases
JPH03161021A (en) * 1989-11-17 1991-07-11 Mitsubishi Heavy Ind Ltd Treatment of exhaust gas containing sulfur oxide
JPH05154342A (en) * 1991-10-23 1993-06-22 Shintou Dasutokorekutaa Kk Treatment of exhaust gas
JPH05337330A (en) * 1992-06-05 1993-12-21 Ishikawajima Harima Heavy Ind Co Ltd Exhaust gas treatment device

Similar Documents

Publication Publication Date Title
JPS63501549A (en) Ammonia treatment method and equipment
CN106039975B (en) A kind of calcium base wet-process sulfur removal technology
DE3471593D1 (en) Process and device for distribution of water purification chemicals
RU95121943A (en) METHOD FOR CLEANING THE EXHAUST GAS FLOW AND DEVICE FOR ITS IMPLEMENTATION
RU97111848A (en) METHOD FOR SEPARATING GAS-POLLUTED POLLUTIONS FROM HOT PROCESS GASES
RU96108406A (en) METHOD AND APPARATUS FOR ABSORPTION OF HYDROGEN SODIUM
RU2000131603A (en) METHOD AND DEVICE FOR CLEANING SMOKE GASES
RU2108139C1 (en) Method for cleaning effluent gas flow and device for its embodiment
JPH02198613A (en) Method for wet-desulfurizing exhaust gas
PL309949A1 (en) Method of and apparatus for purifying suphur dioxide containing gases
JPS624451A (en) Treatment of waste liquid in wet waste gas treating apparatus
FI83733B (en) FOERFARANDE FOER RENING AV UPPHETTADE ROEKGASER.
ATE21885T1 (en) METHOD AND DEVICE FOR RECOVERING CALCIUM CHLORIDE FROM Spent ABSORPTION LIQUIDS IN EXHAUST GAS DESULPHURIZATION PROCESSES.
JP3159490B2 (en) Dust collection method using bag filter
JPH07163834A (en) Method and apparatus for purifying gas containing sulfur dioxide
JPH0421811Y2 (en)
JPH04141216A (en) Wet exhaust gas desulfurizing method
SU502647A1 (en) The method of drying hydrogen sulfide-containing natural gas
JP4507404B2 (en) Boiler flue gas treatment system
RU2097667C1 (en) Method for treatment of effluent gases in wet production of materials and device for its embodiment
JPS58150416A (en) Treatment of exhaust gas
JPH04300624A (en) Method and device for regenerating used desulfurizing agent
TH27413A (en) Method for separating dust From gases that have been heat treated
SE9103353D0 (en) SUGGESTED IN FUMGE GAS TREATMENT