CN102861502B - Deodorization management system for exhaust gas in residue discharging area - Google Patents
Deodorization management system for exhaust gas in residue discharging area Download PDFInfo
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- CN102861502B CN102861502B CN201110189507.2A CN201110189507A CN102861502B CN 102861502 B CN102861502 B CN 102861502B CN 201110189507 A CN201110189507 A CN 201110189507A CN 102861502 B CN102861502 B CN 102861502B
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Abstract
The invention discloses a deodorization management system for exhaust gas in a residue discharging area. An exhaust gas outlet of an exhaust gas closed area is communicated with an inlet of a first catalytic oxidation spray tower through an air exhaust tube, an air filter containing a catalytic oxidizing agent is arranged in the first catalytic oxidation spray tower, an outlet of the first catalytic oxidation spray tower is communicated with an inlet of an acid oxidation spray tower, an air filter containing an acid reagent is arranged in the acid oxidation spray tower, an outlet of the acid oxidation spray tower is communicated with an inlet of an alkaline neutralizing tower, an air filter containing an alkaline reagent is arranged in the alkaline neutralizing tower, an outlet of the alkaline neutralizing tower is communicated with an inlet of a high pressure fan, an outlet of the high pressure fan is communicated with an inlet of an exhaust cylinder, and an outlet of the exhaust cylinder is communicated with the outside. According to the deodorization management system, sufficient catalytic oxidation is conducted, washing and neutralization are conducted on organic gas in the exhaust gas, then the exhaust gas is discharged from the high pressure fan, odour of the treated exhaust gas can drop to be lower than 30 degrees, peripheral air mass can be effectively improved, and the pollution of the peripheral environment can be avoided.
Description
Technical field
The present invention relates to a kind of exhaust treatment system, particularly a kind of residue discharging area exhaust air deodorization governing system.
Background technology
The product such as artificial leather, synthetic leather in process of production, because the factors such as raw material, processing technology can produce various organic exhaust gas, affect the air quality of surrounding enviroment, the smelly degree that wherein the drying press residue of NMF (DMF) retracting device discharges is more than 1,300 foul gas, it has a strong impact on the quality of atmosphere, and surrounding environment is caused to serious pollution.
Summary of the invention
In order to make up above deficiency, the invention provides a kind of residue discharging area exhaust air deodorization governing system, this residue discharging area exhaust air deodorization governing system can effectively reduce the smelly degree of organic exhaust gas, and then improves surrounding environment.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of residue discharging area exhaust air deodorization governing system, comprise waste gas enclosed area, the first catalytic oxidation spray column, acidic oxidation spray column, alkalescence neutralizing tower, exhaust tube, high pressure positive blower and aiutage, the waste gas outlet of waste gas enclosed area is communicated with the import of the first catalytic oxidation spray column by exhaust tube, in the first catalytic oxidation spray column, be provided with the air cleaner that catalytic oxidant is housed, the outlet of the first catalytic oxidation spray column is communicated with the import of acidic oxidation spray column, in acidic oxidation spray column, be provided with the air cleaner that acid reagent is housed, the outlet of acidic oxidation spray column is communicated with the import of alkaline neutralizing tower, in alkalescence neutralizing tower, be provided with the air cleaner that alkaline reagent is housed, the alkalescence outlet of neutralizing tower and the entrance of high pressure positive blower are communicated with, the outlet of high pressure positive blower is communicated with aiutage import, aiutage outlet is in communication with the outside, waste gas is under the effect of high pressure positive blower, by exhaust tube, be introduced into the first catalytic oxidation spray column, the catalyzed alkaline matter that is oxidized to of organic gas part in waste gas, next enter further fully oxidation and the neutralization of acidic oxidation spray column, enter subsequently alkaline neutralizing tower and complete waste gas last washing and acid-base neutralization together, waste gas after processing is discharged by aiutage through high pressure positive blower, the smelly degree of waste gas after processing reduces greatly, improved ambient atmosphere quality, avoided the pollution of surrounding environment.
As a further improvement on the present invention, also be provided with the second catalytic oxidation spray column, the outlet of the first catalytic oxidation spray column is communicated with the second catalytic oxidation spray column entrance, the outlet of the second catalytic oxidation spray column is communicated with the import of acidic oxidation spray column, in the second catalytic oxidation spray column, be provided with the air cleaner that catalytic oxidant is housed, cross twice catalytic oxidation treatment, guarantee that foul smell is fully oxidized, effectively reduce smelly degree.
As a further improvement on the present invention, described first, air cleaner in two catalytic oxidation spray columns is communicated with the leakage fluid dram that can discharge the first measuring pump of catalytic oxidant respectively, the leakage fluid dram that air cleaner in acidic oxidation spray column and can be discharged the second measuring pump of acid reagent is communicated with, the leakage fluid dram that air cleaner and in alkalescence neutralizing tower can be discharged the 3rd measuring pump of alkaline reagent is communicated with, by first, two, three measuring pumps are respectively by catalytic oxidant, acid reagent and alkaline reagent are constantly added in each filter, guarantee that foul smell is fully processed, guarantee that the smelly degree of gas of aiutage discharge is in qualified periphery.
As a further improvement on the present invention, the catalytic oxidant in the air cleaner in described first and second catalytic oxidation spray column is hydrogen peroxide.
As a further improvement on the present invention, air cleaner and the air cleaner in acidic oxidation spray column in described first and second catalytic oxidation spray column are communicated with the import and export of a circulating pump respectively, circulating pump can guarantee that in air cleaner in first and second catalytic oxidation spray column and the air cleaner in acidic oxidation spray column, reagent, in sufficient dynamic circulation state, makes foul smell fully contact with each reagent.
Useful technique effect of the present invention is: the present invention passes through the first catalytic oxidation spray column, acidic oxidation spray column and alkaline neutralizing tower by after the abundant catalytic oxidation of the organic gas in waste gas, washing and neutralization, through high pressure positive blower, by aiutage, discharged, the smelly degree of waste gas after processing can drop to below 30, effectively improve ambient atmosphere quality, avoided the pollution of surrounding environment.
Accompanying drawing explanation
Fig. 1 is process chart of the present invention.
The specific embodiment
Embodiment: a kind of residue discharging area exhaust air deodorization governing system, comprise waste gas enclosed area 1, the first catalytic oxidation spray column 2, acidic oxidation spray column 3, alkalescence neutralizing tower 4, exhaust tube 5, high pressure positive blower 6 and aiutage 7, the waste gas outlet of waste gas enclosed area is communicated with the import of the first catalytic oxidation spray column 2 by exhaust tube 5, in the first catalytic oxidation spray column 2, be provided with the air cleaner that catalytic oxidant is housed, the outlet of the first catalytic oxidation spray column 2 is communicated with the import of acidic oxidation spray column 3, in acidic oxidation spray column 3, be provided with the air cleaner that acid reagent is housed, the outlet of acidic oxidation spray column 3 is communicated with the import of alkaline neutralizing tower 4, in alkalescence neutralizing tower 4, be provided with the air cleaner that alkaline reagent is housed, the outlet of alkalescence neutralizing tower 4 is communicated with the entrance of high pressure positive blower 6, the outlet of high pressure positive blower 6 is communicated with aiutage 7 imports, aiutage 7 outlets are in communication with the outside, waste gas is under the effect of high pressure positive blower 6, by exhaust tube 5, be introduced into the first catalytic oxidation spray column 2, the catalyzed alkaline matter that is oxidized to of organic gas part in waste gas, next enter further fully oxidation and neutralization of acidic oxidation spray column 3, enter subsequently alkaline neutralizing tower 4 and complete waste gas last washing and acid-base neutralization together, waste gas after processing is discharged by aiutage 7 through high pressure positive blower 6, the smelly degree of waste gas after processing reduces greatly, improved ambient atmosphere quality, avoided the pollution of surrounding environment.
Also be provided with the second catalytic oxidation spray column 8, the outlet of the first catalytic oxidation spray column 2 is communicated with the second catalytic oxidation spray column 8 entrances, the outlet of the second catalytic oxidation spray column 8 is communicated with the import of acidic oxidation spray column 3, in the second catalytic oxidation spray column 8, be provided with the air cleaner that catalytic oxidant is housed, by twice catalytic oxidation treatment, guarantee that foul smell is fully oxidized, effectively reduce smelly degree.
Described first, two catalytic oxidation spray columns 2, air cleaner in 8 is communicated with the leakage fluid dram that can discharge the first measuring pump 9 of catalytic oxidant respectively, the leakage fluid dram that air cleaner in acidic oxidation spray column 3 and can be discharged the second measuring pump 10 of acid reagent is communicated with, the leakage fluid dram that air cleaner and in alkalescence neutralizing tower 4 can be discharged the 3rd measuring pump 11 of alkaline reagent is communicated with, by first, two, three measuring pumps 9, 10, 11 respectively by catalytic oxidant, acid reagent and alkaline reagent are constantly added in each filter, guarantee that foul smell is fully processed, guarantee that the smelly degree of gas of aiutage 7 discharges is in qualified periphery.
Catalytic oxidant in air cleaner in described first and second catalytic oxidation spray column 2,8 is hydrogen peroxide.
Air cleaner and the air cleaner in acidic oxidation spray column 3 in described first and second catalytic oxidation spray column 2,8 are communicated with the import and export of a circulating pump 12 respectively, circulating pump 12 can guarantee that in air cleaner in first and second catalytic oxidation spray column 2,8 and the air cleaner in acidic oxidation spray column 3, reagent, in sufficient dynamic circulation state, makes foul smell fully contact with each reagent.
Claims (5)
1. a residue discharging area exhaust air deodorization governing system, it is characterized in that: comprise waste gas enclosed area (1), the first catalytic oxidation spray column (2), acidic oxidation spray column (3), alkalescence neutralizing tower (4), exhaust tube (5), high pressure positive blower (6) and aiutage (7), the waste gas outlet of waste gas enclosed area is communicated with the import of the first catalytic oxidation spray column (2) by exhaust tube (5), in the first catalytic oxidation spray column (2), be provided with the air cleaner that catalytic oxidant is housed, the outlet of the first catalytic oxidation spray column (2) is communicated with the import of acidic oxidation spray column (3), acidic oxidation spray column is provided with the air cleaner that acid reagent is housed in (3), the outlet of acidic oxidation spray column (3) is communicated with the import of alkaline neutralizing tower (4), in alkalescence neutralizing tower (4), be provided with the air cleaner that alkaline reagent is housed, the outlet of alkalescence neutralizing tower (4) is communicated with the entrance of high pressure positive blower (6), the outlet of high pressure positive blower (6) is communicated with aiutage (7) import, aiutage (7) outlet is in communication with the outside.
2. residue as claimed in claim 1 discharging area exhaust air deodorization governing system, it is characterized in that: be also provided with the second catalytic oxidation spray column (8), the outlet of the first catalytic oxidation spray column (2) is communicated with the second catalytic oxidation spray column (8) entrance, the outlet of the second catalytic oxidation spray column (8) is communicated with the import of acidic oxidation spray column (3), in the second catalytic oxidation spray column (8), is provided with the air cleaner that catalytic oxidant is housed.
3. residue as claimed in claim 2 discharging area exhaust air deodorization governing system, it is characterized in that: the air cleaner in described first and second catalytic oxidation spray column (2,8) is communicated with the leakage fluid dram that can discharge first measuring pump (9) of catalytic oxidant respectively, the leakage fluid dram that air cleaner and in acidic oxidation spray column (3) can be discharged second measuring pump (10) of acid reagent is communicated with, and the leakage fluid dram that the air cleaner and in alkaline neutralizing tower (4) can be discharged the 3rd measuring pump (11) of alkaline reagent is communicated with.
4. residue as claimed in claim 3 discharging area exhaust air deodorization governing system, is characterized in that: the catalytic oxidant in the air cleaner in described first and second catalytic oxidation spray column (2,8) is hydrogen peroxide.
5. residue as claimed in claim 2 discharging area exhaust air deodorization governing system, is characterized in that: the air cleaner in described first and second catalytic oxidation spray column (2,8) and the air cleaner in acidic oxidation spray column (3) are communicated with the import and export of a circulating pump (12) respectively.
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CN201110189507.2A CN102861502B (en) | 2011-07-07 | 2011-07-07 | Deodorization management system for exhaust gas in residue discharging area |
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CN201110189507.2A CN102861502B (en) | 2011-07-07 | 2011-07-07 | Deodorization management system for exhaust gas in residue discharging area |
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CN102861502B true CN102861502B (en) | 2014-10-29 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101073743A (en) * | 2007-05-25 | 2007-11-21 | 杭州达康环境工程有限公司 | Method and appliance for treating flocked waste gas |
CN101385942A (en) * | 2008-10-13 | 2009-03-18 | 浙江大学 | Liquid-phase oxidation-absorption two-stage wet method flue-gas denitration technique |
CN101496993A (en) * | 2009-01-07 | 2009-08-05 | 上海水天环保科技有限公司 | Method and device for processing malodorous gas by active bamboo charcoal-H2O2 complex phase catalytic oxidation |
CN202136914U (en) * | 2011-07-07 | 2012-02-08 | 昆山协孚人造皮有限公司 | Waste gas deodorization and treatment system in residue blanking region |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54125172A (en) * | 1978-03-24 | 1979-09-28 | Osaka Sanso Kougiyou Kk | Method of deodorizing exhaust gas |
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2011
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101073743A (en) * | 2007-05-25 | 2007-11-21 | 杭州达康环境工程有限公司 | Method and appliance for treating flocked waste gas |
CN101385942A (en) * | 2008-10-13 | 2009-03-18 | 浙江大学 | Liquid-phase oxidation-absorption two-stage wet method flue-gas denitration technique |
CN101496993A (en) * | 2009-01-07 | 2009-08-05 | 上海水天环保科技有限公司 | Method and device for processing malodorous gas by active bamboo charcoal-H2O2 complex phase catalytic oxidation |
CN202136914U (en) * | 2011-07-07 | 2012-02-08 | 昆山协孚人造皮有限公司 | Waste gas deodorization and treatment system in residue blanking region |
Non-Patent Citations (1)
Title |
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JP昭54-125172A 1979.09.28 |
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Address after: Suzhou City, Jiangsu province 215300 Yushan town Kunshan City Yuhe Road No. 111 Patentee after: Kunshan Fu Xin new material Limited by Share Ltd Address before: Suzhou City, Jiangsu province 215300 Yushan town Kunshan City Yuhe Road No. 111 Patentee before: Kunshan Xiefu Artificial Leather Co.,Ltd. |