CN105240864A - Catalytic combustion system and catalytic combustion method - Google Patents

Catalytic combustion system and catalytic combustion method Download PDF

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Publication number
CN105240864A
CN105240864A CN201510798973.9A CN201510798973A CN105240864A CN 105240864 A CN105240864 A CN 105240864A CN 201510798973 A CN201510798973 A CN 201510798973A CN 105240864 A CN105240864 A CN 105240864A
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CN
China
Prior art keywords
catalytic combustion
pipeline
blower fan
adsorbent bed
waste gas
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.)
Pending
Application number
CN201510798973.9A
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Chinese (zh)
Inventor
高慷慨
许求恩
聂勇
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.)
FUJIAN SANJING ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Original Assignee
FUJIAN SANJING ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
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Publication date
Application filed by FUJIAN SANJING ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD filed Critical FUJIAN SANJING ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority to CN201510798973.9A priority Critical patent/CN105240864A/en
Publication of CN105240864A publication Critical patent/CN105240864A/en
Pending legal-status Critical Current

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Abstract

The invention provides a catalytic combustion system and a catalytic combustion method. The catalytic combustion system comprises an exhaust gas inlet, a chimney, a catalytic combustion device and an adsorption device, wherein the exhaust gas inlet is connected to a filter through a pipeline and then is connected to an upper gas inlet of an adsorption bed through a pipeline, and an adsorption draught fan is connected to a lower gas outlet of the adsorption bed through a pipeline; an upper gas outlet of the adsorption bed is connected to a heat exchanger of the catalytic combustion device through a pipeline; the heat exchanger is connected to a gas outlet of a catalytic combustion draught fan through a pipeline; a gas inlet of the catalytic combustion draught fan is connected to the exhaust gas inlet through a pipeline; and the heat exchanger is connected to the chimney through a pipeline. The catalytic combustion method provided by the invention has the beneficial effects that filtration, active carbon adsorption, hot gas flow desorption and catalytic combustion are combined together to form an effective exhaust gas treatment process, the exhaust gas treatment efficiency is greatly improved, external energy sources required for treating exhaust gases are effectively saved, and secondary emission pollution is completely eradicated.

Description

A kind of catalytic combustion system and catalytic combustion method
Technical field
The present invention relates to waste gas treatment equipment and method, particularly a kind of catalytic combustion system and catalytic combustion method.
Background technology
Organic exhaust gas of a great variety, composition is complicated, concentration is various, therefore, its improvement has larger difficulty.At present, the purification treatment technique that cleaning equipment for waste organic gas adopts has Production by Catalytic Combustion Process, active carbon adsorption, condensation method, absorption process and plasma oxidation method etc., solve the pollution of organic exhaust gas to environment to a certain extent, but also there are problems in above purification treatment device.
Production by Catalytic Combustion Process uses extensively, is carried out by organic exhaust gas burning and carrying out catalysis by catalyst, make organic exhaust gas be converted into CO2 and H2O under uniform temperature.There is burning at existing catalytic combustion system insufficient, too rely on extra power heat supply, easily cause secondary pollution problems.
Summary of the invention
The present invention proposes a kind of catalytic combustion system and catalytic combustion method, solve existing VOCs treatment not thorough, and easily cause secondary pollution problems.
The present invention is solved by following technical proposals:
A kind of catalytic combustion system, comprise waste gas inlet, chimney, catalytic combustion system and adsorbent equipment, described catalytic combustion system comprises catalytic combustion blower fan and heat exchanger, and described adsorbent equipment comprises absorption blower fan and is built-in with the adsorbent bed of active carbon; Described waste gas inlet is communicated with a filter by a pipeline, is then communicated with the enterprising gas port of adsorbent bed by a pipeline, and described absorption blower fan is communicated with the lower gas outlet of adsorbent bed by a pipeline; Adsorbent bed is also provided with gas outlet, and upper gas outlet is connected with heat exchanger by a pipeline; Heat exchanger is communicated with the gas outlet of catalytic combustion blower fan by a pipeline, and the air inlet of described catalytic combustion blower fan is communicated with waste gas inlet by a pipeline; Described heat exchanger is communicated with chimney by a pipeline.
Utilize the catalytic combustion method of above-mentioned catalytic combustion system, comprise the following steps:
Step one, prefiltration, described waste gas enters catalytic combustion system by waste gas inlet, tentatively filters through filter;
Step 2, adsorbent bed adsorb, and enter adsorbent bed through the preliminary waste gas filtered under the drive of absorption blower fan, and through adsorbent bed by the Adsorption of Organic in waste gas, the gas be purified after absorption is discharged through chimney;
Step 3, hot gas desorption burn, and thermal current is sent into adsorbent bed by catalytic combustion blower fan, makes the organic pollution that active carbon adsorbs be heated, and through burning and oxidation Decomposition, are converted into carbon dioxide and water, are discharged by chimney;
The heat of step 4, organic pollution decomposition release is used further to heating adsorption bed and carries out desorption after over-heat-exchanger reclaims, and forms thermal cycle.
Known by describing above, compared with prior art, tool of the present invention has the following advantages in the present invention:
Filtration, charcoal absorption, thermal current desorption and catalytic combustion combine by the present invention, form effective waste gas treatment process, catalytic combustion system formation absorption-by thermal desorption burning-release heat--by the inside self-balancing state of thermal desorption burning-toxic emission, greatly improve exhaust treatment efficiency, and the extra power of effectively saving needed for exhaust-gas treatment, stops secondary emission and pollutes.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
With reference to Fig. 1, a kind of catalytic combustion system, comprise waste gas inlet 1, chimney 2, catalytic combustion system and adsorbent equipment, described catalytic combustion system comprises catalytic combustion blower fan 31 and heat exchanger 32, and described adsorbent equipment comprises absorption blower fan 41 and is built-in with the adsorbent bed 42 of active carbon; Described waste gas inlet 1 is communicated with a filter 5 by a pipeline, is then communicated with the enterprising gas port of adsorbent bed 42 by a pipeline, and described absorption blower fan 41 is communicated with the lower gas outlet of adsorbent bed 42 by a pipeline; Adsorbent bed 42 is also provided with gas outlet, and upper gas outlet is connected with heat exchanger 32 by a pipeline; Heat exchanger 32 is communicated with the gas outlet of catalytic combustion blower fan 31 by a pipeline, and the air inlet of described catalytic combustion blower fan 31 is communicated with waste gas inlet 1 by a pipeline; Described heat exchange 32 device is communicated with chimney by a pipeline.
Utilize the catalytic combustion method of above-mentioned catalytic combustion system, comprise the following steps:
Step one, prefiltration, described waste gas enters catalytic combustion system by waste gas inlet 1, tentatively comes through filter 5;
Step 2, adsorbent bed adsorb, and enter adsorbent bed 42 through the preliminary waste gas filtered under the drive of absorption blower fan 41, through adsorbent bed 42 by the Adsorption of Organic in waste gas, be purified and discharge through chimney 2 after absorption;
Step 3, hot gas desorption burn, and thermal current is sent into adsorbent bed by catalytic combustion blower fan 31, makes the organic pollution that active carbon adsorbs be heated, and through burning and oxidation Decomposition, are converted into carbon dioxide and water, are discharged by chimney 2;
The heat that step 4, organic pollution decompose release is used further to heating adsorption bed 42 after heat exchange 32 device reclaims, and forms thermal cycle.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (2)

1. a catalytic combustion system, it is characterized in that, comprise waste gas inlet, chimney, catalytic combustion system and adsorbent equipment, described catalytic combustion system comprises catalytic combustion blower fan and heat exchanger, and described adsorbent equipment comprises absorption blower fan and is built-in with the adsorbent bed of active carbon; Described waste gas inlet is communicated with a filter by a pipeline, is then communicated with the enterprising gas port of adsorbent bed by a pipeline, and described absorption blower fan is communicated with the lower gas outlet of adsorbent bed by a pipeline;
Adsorbent bed is also provided with gas outlet, and upper gas outlet is connected with heat exchanger by a pipeline; Heat exchanger is communicated with the gas outlet of catalytic combustion blower fan by a pipeline, and the air inlet of described catalytic combustion blower fan is communicated with waste gas inlet by a pipeline; Described heat exchanger is communicated with chimney by a pipeline.
2. utilize a catalytic combustion method for the catalytic combustion system described in claim 1, it is characterized in that, comprise the following steps:
Step one, prefiltration, described waste gas enters catalytic combustion system by waste gas inlet, tentatively comes through filter;
Step 2, adsorbent bed adsorb, and enter adsorbent bed through the preliminary waste gas filtered under the drive of absorption blower fan, through adsorbent bed by the Adsorption of Organic in waste gas, be purified and discharge through chimney after absorption;
Step 3, hot gas desorption burn, and thermal current is sent into adsorbent bed by catalytic combustion blower fan, makes the organic pollution that active carbon adsorbs be heated, and through burning and oxidation Decomposition, are converted into carbon dioxide and water, are discharged by chimney;
The heat that step 4, organic pollution decompose release is used further to heating adsorption bed after over-heat-exchanger reclaims, and forms thermal cycle.
CN201510798973.9A 2015-11-18 2015-11-18 Catalytic combustion system and catalytic combustion method Pending CN105240864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510798973.9A CN105240864A (en) 2015-11-18 2015-11-18 Catalytic combustion system and catalytic combustion method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510798973.9A CN105240864A (en) 2015-11-18 2015-11-18 Catalytic combustion system and catalytic combustion method

Publications (1)

Publication Number Publication Date
CN105240864A true CN105240864A (en) 2016-01-13

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CN201510798973.9A Pending CN105240864A (en) 2015-11-18 2015-11-18 Catalytic combustion system and catalytic combustion method

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498442A (en) * 2016-02-02 2016-04-20 四维尔丸井(广州)汽车零部件有限公司 Waste gas treatment system
CN106076056A (en) * 2016-08-22 2016-11-09 张家港绿色三星净化科技股份有限公司 A kind of organic waste gas treatment device
CN107138020A (en) * 2017-07-12 2017-09-08 云汇环保科技南通有限公司 It is a kind of to be applied to integrated apparatus of the purified treatment containing volatile organic compounds

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2040312C1 (en) * 1993-07-30 1995-07-25 Виктор Афанасьевич Граждан Method and apparatus to purify drainage gasses from nitrogen oxides
CN2537454Y (en) * 2001-12-27 2003-02-26 中国人民解放军63971部队 Organic waste gas purifying treatment system
CN2579505Y (en) * 2002-10-31 2003-10-15 陈泽枝 Organic waste gas purifying device
CN102049190A (en) * 2010-07-28 2011-05-11 华东理工大学 Device for collecting and processing hydrochloric ether tail gas
CN202569899U (en) * 2012-04-11 2012-12-05 江苏汇金环保科技有限公司 Organic waste gas catalytic combustion purification equipment
CN102941000A (en) * 2012-11-12 2013-02-27 天津市联合环保工程设计有限公司 Organic waste gas multifunctional integral processing device
CN203235393U (en) * 2013-04-18 2013-10-16 扬州松泉环保科技有限公司 Adsorption catalysis integrated exhaust gas purification device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2040312C1 (en) * 1993-07-30 1995-07-25 Виктор Афанасьевич Граждан Method and apparatus to purify drainage gasses from nitrogen oxides
CN2537454Y (en) * 2001-12-27 2003-02-26 中国人民解放军63971部队 Organic waste gas purifying treatment system
CN2579505Y (en) * 2002-10-31 2003-10-15 陈泽枝 Organic waste gas purifying device
CN102049190A (en) * 2010-07-28 2011-05-11 华东理工大学 Device for collecting and processing hydrochloric ether tail gas
CN202569899U (en) * 2012-04-11 2012-12-05 江苏汇金环保科技有限公司 Organic waste gas catalytic combustion purification equipment
CN102941000A (en) * 2012-11-12 2013-02-27 天津市联合环保工程设计有限公司 Organic waste gas multifunctional integral processing device
CN203235393U (en) * 2013-04-18 2013-10-16 扬州松泉环保科技有限公司 Adsorption catalysis integrated exhaust gas purification device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498442A (en) * 2016-02-02 2016-04-20 四维尔丸井(广州)汽车零部件有限公司 Waste gas treatment system
CN106076056A (en) * 2016-08-22 2016-11-09 张家港绿色三星净化科技股份有限公司 A kind of organic waste gas treatment device
CN107138020A (en) * 2017-07-12 2017-09-08 云汇环保科技南通有限公司 It is a kind of to be applied to integrated apparatus of the purified treatment containing volatile organic compounds

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Address after: 362400, Quanzhou County, Fujian City, Chengxiang province Anxi Town Village Road

Applicant after: Fujian Zhongke Sanjing environmental protection Co., Ltd

Address before: 362400, Quanzhou County, Fujian City, Chengxiang province Anxi Town Village Road

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Address after: No.889, East Second Ring Road, Anxi County, Quanzhou City, Fujian Province

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Address before: 362400, Quanzhou County, Fujian City, Chengxiang province Anxi Town Village Road

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Application publication date: 20160113