RU96122882A - INSTALLATION FOR CLEANING INDUSTRIAL WASTE GASES WITH VARIOUS CONTENT OF ACID COMPONENTS AND METHOD FOR CLEANING INDUSTRIAL WASTE GASES - Google Patents

INSTALLATION FOR CLEANING INDUSTRIAL WASTE GASES WITH VARIOUS CONTENT OF ACID COMPONENTS AND METHOD FOR CLEANING INDUSTRIAL WASTE GASES

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Publication number
RU96122882A
RU96122882A RU96122882/25A RU96122882A RU96122882A RU 96122882 A RU96122882 A RU 96122882A RU 96122882/25 A RU96122882/25 A RU 96122882/25A RU 96122882 A RU96122882 A RU 96122882A RU 96122882 A RU96122882 A RU 96122882A
Authority
RU
Russia
Prior art keywords
scrubber
exhaust gases
gas
exhaust
industrial waste
Prior art date
Application number
RU96122882/25A
Other languages
Russian (ru)
Other versions
RU2165288C2 (en
Inventor
Фирнхабер Бернхард
Ланг Михель
Штарк Корт
Шульте Вольфганг
Original Assignee
Крупп Копперс ГмбХ
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 EP95119181A external-priority patent/EP0778067B1/en
Application filed by Крупп Копперс ГмбХ filed Critical Крупп Копперс ГмбХ
Publication of RU96122882A publication Critical patent/RU96122882A/en
Application granted granted Critical
Publication of RU2165288C2 publication Critical patent/RU2165288C2/en

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Claims (7)

1. Установка для очистки промышленных отходящих газов, имеющих различное содержание кислых компонентов, в частности компонентов с окислами серы и галогенов, при помощи щелочных промывочных растворов, содержащая первый скруббер для отходящих газов с циркуляцией промывочной жидкости, расположенный за первым скруббером второй скруббер для отходящих газов с циркуляцией промывочной жидкости, отличающаяся тем, что содержит гасительное устройство для очищаемого газа, причем гасительное устройство настроено на достаточное насыщение очищаемого газа водяным паром, а нижний участок первого скруббера дополнительно служит в качестве окислительного устройства для всего промывочного раствора.1. Installation for cleaning industrial exhaust gases having a different content of acidic components, in particular components with sulfur oxides and halogens, using alkaline washing solutions, containing a first scrubber for exhaust gases with circulation of the washing fluid located behind the first scrubber, a second scrubber for exhaust gases with circulation of the flushing liquid, characterized in that it contains a quenching device for the gas to be cleaned, and the quenching device is configured to saturate sufficiently gas with water vapor, and the lower portion of the first scrubber additionally serves as an oxidizing device for the entire washing solution. 2. Установка по п.1, отличающаяся тем, что для очистки промышленных газов с низким содержанием кислых компонентов в них перед первым скруббером для отходящих газов установлен предварительный скруббер для отходящих газов, в который встроено гасительное устройство. 2. Installation according to claim 1, characterized in that for the purification of industrial gases with a low content of acidic components, a preliminary scrubber for exhaust gases is installed in front of the first exhaust gas scrubber, in which a damping device is integrated. 3. Установка по п.1, отличающаяся тем, что для очистки отходящих газов с высоким содержанием кислых компонентов в них перед первым скруббером для отходящих газов установлено гасительное устройство с подводом гасительной воды. 3. Installation according to claim 1, characterized in that for the purification of exhaust gases with a high content of acidic components in them in front of the first scrubber for exhaust gases, a quenching device with a quenching water supply is installed. 4. Установка по одному из пп. 1-3, отличающаяся тем, что за вторым скруббером установлен мокрый электрофильтр для освобождения очищенного отходящего газа от аэрозолей. 4. Installation according to one of paragraphs. 1-3, characterized in that a wet electrostatic precipitator is installed behind the second scrubber to release the purified exhaust gas from aerosols. 5. Установка по пп. 1-4, отличающаяся тем, что для отвода очищенного отходящего газа в дымовую трубу установлен теплообменник, через который пропускается очищаемый газ и который настроен на нагрев очищенного газа до температуры дымовой трубы. 5. Installation according to paragraphs. 1-4, characterized in that for the removal of the purified exhaust gas into the chimney, a heat exchanger is installed through which the gas to be purified is passed and which is configured to heat the purified gas to the temperature of the chimney. 6. Способ очистки промышленных отходящих газов, отличающийся тем, что в процесс отделения окислов серы в прямотоке в первом скруббере для отходящих газов значения pH в промывочном растворе поддерживают в диапазоне 4,0-7,0, а в процессе удаления остатков окислов серы и ограничения проскока аммиака в противотоке во втором скруббере значения pH в промывочном растворе поддерживают в диапазоне 3,0 - 5,5, преимущественно при одновременном ограничении проскока NH3 максимум до 10 мг/нм3 в чистом газе.6. The method of purification of industrial exhaust gases, characterized in that in the process of separating sulfur oxides in the exhaust pipe in the first scrubber for exhaust gases, the pH in the washing solution is maintained in the range of 4.0-7.0, and in the process of removing residual sulfur oxides and restrictions the ammonia slip in countercurrent in the second scrubber, the pH in the wash solution is maintained in the range of 3.0 - 5.5, mainly while the NH 3 slip is limited to a maximum of 10 mg / nm 3 in pure gas. 7. Способ по п.6, отличающийся тем, что в процессе селективного отделения галогенов в противотоке в предварительном скруббере значения pH в промывочном растворе поддерживают менее 4,0, предпочтительно менее 3,0. 7. The method according to claim 6, characterized in that in the process of selective separation of halogens in countercurrent in a preliminary scrubber, the pH in the washing solution is maintained at less than 4.0, preferably less than 3.0.
RU96122882/12A 1995-12-06 1996-12-05 Plant for cleaning of industrial exhaust gases with different content of acid components and method of cleaning of industrial exhaust gases RU2165288C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95119181.6 1995-12-06
EP95119181A EP0778067B1 (en) 1995-12-06 1995-12-06 Apparatus for purifying smokes containing acid compounds of different concentration acid process for operating the apparatus

Publications (2)

Publication Number Publication Date
RU96122882A true RU96122882A (en) 1999-02-10
RU2165288C2 RU2165288C2 (en) 2001-04-20

Family

ID=8219867

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96122882/12A RU2165288C2 (en) 1995-12-06 1996-12-05 Plant for cleaning of industrial exhaust gases with different content of acid components and method of cleaning of industrial exhaust gases

Country Status (17)

Country Link
US (1) US5753012A (en)
EP (1) EP0778067B1 (en)
JP (1) JP3506406B2 (en)
KR (1) KR100405222B1 (en)
CN (1) CN1104272C (en)
AT (1) ATE204504T1 (en)
AU (1) AU701376B2 (en)
CA (1) CA2192225C (en)
CZ (1) CZ291597B6 (en)
DE (1) DE59509540D1 (en)
DK (1) DK0778067T3 (en)
HU (1) HU216521B (en)
RU (1) RU2165288C2 (en)
SK (1) SK155496A3 (en)
TR (1) TR199600846A1 (en)
TW (1) TW316851B (en)
ZA (1) ZA969292B (en)

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