CN104759187B - Organic exhaust gas density Adjusting System - Google Patents
Organic exhaust gas density Adjusting System Download PDFInfo
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- CN104759187B CN104759187B CN201510125802.XA CN201510125802A CN104759187B CN 104759187 B CN104759187 B CN 104759187B CN 201510125802 A CN201510125802 A CN 201510125802A CN 104759187 B CN104759187 B CN 104759187B
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- electromagnetic valve
- exhaust gas
- desorption
- air inlet
- suction
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Abstract
Organic exhaust gas density Adjusting System, the present invention relates to waste gas treatment equipment technical field, including air admission unit, exhaust gas treatment unit, detector unit and control unit；Organic exhaust gas density Adjusting System of the present invention, it is provided with suction/desorption case, inhale/be desorbed and inside case, be provided with many group fan blades and modification silica-based molecule plug, owing to internal system air quantity is enough, drive fan blade rotates, while increasing suction air volume, the material of cooling absorption is rotated by fan blade and produces centrifugal force, drop and inhaling/desorption chamber interior wall, it is easy to centralized collection derive, reduce energy consumption, additionally, the absorbability of modified silica-based molecule plug is higher compared with activated carbon, solve steam desorption acid corrosion problem, substantially increase service life of equipment, the said equipment is used to have suction/desorption efficiency high, quality is good, simple in construction, the advantage of low cost.
Description
Technical field
The present invention relates to waste gas treatment equipment technical field, particularly relate to a kind of organic exhaust gas density Adjusting System.
Background technology
At present, the method processing industrial waste gas, many employing separating process processing methods, in China and state
Mostly separating process commonly used on border, be at 120 DEG C to use steam desorption, i.e. water vapour input be filled
The reaction vessel of organic exhaust gas, is desorbed out organic exhaust gas with water vapour, then by cooling, organic exhaust gas is become liquid
Body, it is achieved the technical process of recycling, there are the following problems to use this desorption method: owing to there being liquid water
Existence, create a large amount of mixing liquid containing acidic materials, equipment produced the biggest corrosivity；Work as reaction
In tank, material is constantly by water vapour desorption process, and the micropore on surface, by incrustation scale calcification, reduces material and makes
Use the life-span.
Chinese invention patent CN101288820B discloses one, and " NACF with nitrogen as desorption medium is organic
Gas recovery method and system ", it uses NACF as adsorbent, the hot nitrogen conduct of 90-100 DEG C
Organic exhaust gas is recycled by desorption medium, relatively other activated carbons in the service life of carbon fiber in said method
Adsorbent is short, needs periodically to carry out activating just can reuse；Additionally, use the hot nitrogen of 90-100 DEG C to make
During for desorption medium, its desorption is inefficient, can not be desorbed for some high boiling organic exhaust gas,
As printing and dyeing, light industry, electronics, print, in the industry such as coating containing the gas such as toluene, dimethylbenzene so that it is stagnant
Stay on the sorbent, thus reduce the service life of adsorbent, increase production cost.
Summary of the invention
It is an object of the invention to provide organic exhaust gas density Adjusting System, overcome the deficiencies in the prior art, if
Count rational in infrastructure.
The technical solution used in the present invention is as follows:
Organic exhaust gas density Adjusting System, including air admission unit, exhaust gas treatment unit, detector unit and control list
Unit, air inlet electromagnetic valve that described air admission unit includes being sequentially connected with, ventilating fan, the first electromagnetic valve, filter,
Cooler and the second electromagnetic valve, and the 3rd electromagnetic valve being connected in parallel on cooler with the second electromagnetic valve；
Nitrogen charging device that exhaust gas treatment unit includes being sequentially connected with, the 4th electromagnetic valve, heater, the 5th electromagnetic valve
With inhale/desorption case, and the second electromagnetic valve is connected with suction/desorption case, and suction/be desorbed bottom portion is provided with and is sequentially connected with
Liquid outlet, the 6th electromagnetic valve and fluid reservoir, the 3rd electromagnetic valve is connected with fluid reservoir；
Detector unit includes concentration detection apparatus, the 7th electromagnetic valve, the 8th electromagnetic valve and the 9th electromagnetic valve, the 8th
Electromagnetic valve and the 9th electromagnetic valve are in parallel and are connected with concentration detection apparatus one end, the concentration detection apparatus other end and the
Seven electromagnetic valves connect；
Control unit includes central processing unit, central processing unit respectively with air inlet electromagnetic valve, ventilating fan, first
Electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve, nitrogen charging device, the 4th electromagnetic valve, heater, the 5th electromagnetism
Valve, the 6th electromagnetic valve, concentration detection apparatus, the 7th electromagnetic valve, the 8th electromagnetic valve and the 9th electromagnetic valve connect；
It is provided with least one set fan blade inside described suction/desorption case, is provided with in the middle part of fan blade and there is adsorption effect
Modified silicon based molecular sieve, inhales/is desorbed case and be provided with the first air inlet, the second air inlet, gas outlet and liquid outlet,
First air inlet and the second electromagnetic valve connect, and the second air inlet and the 5th electromagnetic valve connect.
Further, described suction/desorption case is provided with pressure transducer, pressure transducer and central processing unit electricity
Couple.
Further, described temperature sensor is installed on the heaters, temperature sensor and central processing unit Electricity Federation
Connect.
Further, described 8th electromagnetic valve gas outlet is arranged on outside heater.
The technique of the organic exhaust gas desorption equipment of the present invention, comprises the following steps:
1, absorption: organic exhaust gas is cooled, filter and collect after, adsorb in exhaust gas treatment unit；
2, desorption: organic exhaust gas obtains being desorbed mixed gas through hot nitrogen desorption；
3, reclaim: desorption gas recycling device after testing detects, and satisfactory is emitted into heater
Place, heated nitrogen, save the energy, undesirable entrance in exhaust gas treatment unit through air inlet electromagnetic valve is located again
Reason.
Compared with the prior art, beneficial effects of the present invention is as follows:
Organic exhaust gas density Adjusting System of the present invention, is provided with suction/desorption case, is provided with inside suction/desorption case
Many group fan blades and modified silicon based molecular sieve, owing to internal system air quantity is enough, drive fan blade to rotate, increase
While suction air volume, the material of cooling absorption is rotated by fan blade and produces centrifugal force, drops and is inhaling/desorption case
Inwall, it is simple to centralized collection derives, reduces energy consumption, it addition, the absorbability of modified silicon based molecular sieve is more active
Charcoal is higher, solves steam desorption acid corrosion problem, substantially increases service life of equipment, use the said equipment
Have that suction/desorption efficiency is high, quality is good, the advantage of simple in construction, low cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of organic exhaust gas density Adjusting System of the present invention；
Fig. 2 is wind impeller structure schematic diagram.
Wherein, 11 air inlet electromagnetic valves, 12 ventilating fans, 13 first electromagnetic valves, 14 filters, 15
Cooler, 16 second electromagnetic valves, 17 the 3rd electromagnetic valves, 21 nitrogen charging devices, 22 the 4th electromagnetic valves,
23 heaters, 24 the 5th electromagnetic valves, 25 inhale/desorption case, 251 fan blades, 252 modified silica-based
Molecular sieve, 253 first air inlets, 254 second air inlets, 255 gas outlets, 26 liquid outlets, 27
6th electromagnetic valve, 28 fluid reservoirs, 29 pressure transducers, 31 concentration detection apparatus, 32 the 7th electricity
Magnet valve, 33 the 8th electromagnetic valves, 34 the 9th electromagnetic valves, 35 temperature sensors, 36 central processing units (figure
Not shown in).
Detailed description of the invention
Seeing shown in accompanying drawing 1 and Fig. 2, organic exhaust gas density Adjusting System, including air admission unit, exhaust-gas treatment list
Unit, detector unit and control unit, described air admission unit includes air inlet electromagnetic valve 11, the air inlet wind being sequentially connected with
Machine the 12, first electromagnetic valve 13, filter 14, cooler 15 and the second electromagnetic valve 16, and with the second electromagnetic valve
16 are connected in the 3rd electromagnetic valve 17 on cooler 15 in parallel；
Exhaust gas treatment unit includes nitrogen charging device the 21, the 4th electromagnetic valve 22, the heater the 23, the 5th being sequentially connected with
Electromagnetic valve 24 and inhale/desorption case 25, and the second electromagnetic valve 16 with inhale/desorption case 25 is connected, and inhales/be desorbed case 25 end
Portion is provided with liquid outlet the 26, the 6th electromagnetic valve 27 and the fluid reservoir 28 being sequentially connected with, the 3rd electromagnetic valve 17 and fluid reservoir
28 connect；
Detector unit includes concentration detection apparatus the 31, the 7th electromagnetic valve the 32, the 8th electromagnetic valve 33 and the 9th electromagnetic valve
34, the 8th electromagnetic valve 33 and the 9th electromagnetic valve 34 are in parallel and are connected with concentration detection apparatus 31 one end, Concentration Testing
Device 31 other end and the 7th electromagnetic valve 32 connect；
Control unit includes central processing unit 36, central processing unit 36 respectively with air inlet electromagnetic valve 11, ventilating fan
12, first electromagnetic valve the 13, second electromagnetic valve the 16, the 3rd electromagnetic valve 17, nitrogen charging device the 21, the 4th electromagnetic valve 22,
Heater 23, the 5th electromagnetic valve 24, the 6th electromagnetic valve 27, concentration detection apparatus 31, the 7th electromagnetic valve 32,
Eight electromagnetic valves 33 and the 9th electromagnetic valve 34 connect；
Described suction/desorption case 25 is internal is provided with least one set fan blade 251, is provided with and has suction in the middle part of fan blade 251
The modified silicon based molecular sieve 252 of attached effect, inhales/is desorbed case 25 and be provided with first air inlet the 253, second air inlet
254, gas outlet 255 and liquid outlet 26, the first air inlet and the second electromagnetic valve 16 connect, the second air inlet 254
It is connected with the 5th electromagnetic valve 24.
Inhale/be desorbed internal being provided with of case 25 organizes fan blade 251 and modified silicon based molecular sieve 252, due to internal system more
Air quantity is enough, drives fan blade 251 to rotate, and while increasing suction air volume, the material of cooling absorption passes through fan blade
Wheel 251 rotation produces centrifugal force, drops and is inhaling/desorption case 25 inwall, it is simple to centralized collection derives, and reduces energy consumption；
It addition, the absorbability of modified silicon based molecular sieve 252 is higher compared with activated carbon and corrosion-resistant, solve steam and take off
Attached acid corrosion problem, substantially increases service life of equipment, use the said equipment have suctions/desorption efficiency height,
Quality is good, the advantage of simple in construction, low cost.
Described suction/desorption case 25 is provided with pressure transducer 29, pressure transducer 29 and central processing unit 36 Electricity Federation
Connect, it is simple to/desorption case 25 internal gas pressure is inhaled in detection, it is to avoid the excessive infringement brought of pressure.
Described temperature sensor 35 is arranged on heater 23, temperature sensor 35 and central processing unit 36
Electrically connect, it is simple to control nitrogen heating-up temperature, reach preferably desorption temperature.
It is outside that described 8th electromagnetic valve 33 gas outlet is arranged on heater 23, effectively utilizes the waste heat pair getting rid of gas
Nitrogen carries out waste heat, saves energy loss further.
The technique of the organic exhaust gas desorption equipment of the present invention, comprises the following steps:
Air inlet electromagnetic valve the 11, first electromagnetic valve the 13, second electromagnetic valve the 16, the 7th is opened by central processing unit 36
Electromagnetic valve the 32, the 8th electromagnetic valve 33, cuts out the 5th electromagnetic valve the 24, the 6th electromagnetic valve the 27, the 9th electromagnetic valve 34.
Start ventilating fan 12.The organic exhaust gas containing volatile organic solvent discharged from workshop is first flowed by ventilating fan 12
Carrying out dust removal by filtration through filter 14, be re-fed into cooler 15, carry out cooling process, condensed material is through the 3rd electricity
Magnet valve 17 flows in fluid reservoir 28.
1, absorption: organic exhaust gas, after filtering, cooling down and collect, adsorbs in exhaust gas treatment unit,
Discharged by the 8th electromagnetic valve 33 after clean gas after absorption is the most qualified；
2, desorption: open nitrogen charging device 21 and heater 23, opens the 4th electromagnetic valve 22 and the 5th electromagnetic valve 24,
Extension waste gas is as desorption gas, and its flow is main line, and organic exhaust gas is desorbed through hot nitrogen
Mixed gas；
3, reclaim: desorption gas recycling device after testing detects, and satisfactory is emitted into heater
Place, heated nitrogen, save the energy, undesirable entrance in exhaust gas treatment unit through air inlet electromagnetic valve is located again
Reason.
Described above and unrestricted technical scheme, every technology without departing from spirit of the present invention, all belong to
In scope of the presently claimed invention.
Claims (2)
1. organic exhaust gas density Adjusting System, including air admission unit, exhaust gas treatment unit, detector unit and control
Unit processed, air inlet electromagnetic valve that described air admission unit includes being sequentially connected with, ventilating fan, the first electromagnetic valve, mistake
Filter, cooler and the second electromagnetic valve, and the 3rd electromagnetism being connected in parallel on cooler with the second electromagnetic valve
Valve；
Nitrogen charging device that exhaust gas treatment unit includes being sequentially connected with, the 4th electromagnetic valve, heater, the 5th electromagnetic valve
With inhale/desorption case, and the second electromagnetic valve is connected with suction/desorption case, and suction/be desorbed bottom portion is provided with and is sequentially connected with
Liquid outlet, the 6th electromagnetic valve and fluid reservoir, the 3rd electromagnetic valve is connected with fluid reservoir；
Detector unit includes concentration detection apparatus, the 7th electromagnetic valve, the 8th electromagnetic valve and the 9th electromagnetic valve, the 8th
Electromagnetic valve and the 9th electromagnetic valve are in parallel and are connected with concentration detection apparatus one end, the concentration detection apparatus other end and the
Seven electromagnetic valves connect；
Control unit includes central processing unit, central processing unit respectively with air inlet electromagnetic valve, ventilating fan, first
Electromagnetic valve, the second electromagnetic valve, the 3rd electromagnetic valve, nitrogen charging device, the 4th electromagnetic valve, heater, the 5th electromagnetism
Valve, the 6th electromagnetic valve, concentration detection apparatus, the 7th electromagnetic valve, the 8th electromagnetic valve and the 9th electromagnetic valve connect；
It is characterized in that: be provided with least one set fan blade inside described suction/desorption case, in the middle part of fan blade, be provided with tool
There is the modified silicon based molecular sieve of adsorption effect, inhale/be desorbed case and be provided with the first air inlet, the second air inlet, go out
QI KOU and liquid outlet, the first air inlet and the second electromagnetic valve connect, and the second air inlet and the 5th electromagnetic valve connect；
Described 8th electromagnetic valve gas outlet is arranged on outside heater.
Organic exhaust gas density Adjusting System the most according to claim 1, it is characterised in that: described suction/de-
Attached case is provided with pressure transducer, and pressure transducer electrically connects with central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125802.XA CN104759187B (en) | 2015-03-23 | 2015-03-23 | Organic exhaust gas density Adjusting System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510125802.XA CN104759187B (en) | 2015-03-23 | 2015-03-23 | Organic exhaust gas density Adjusting System |
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| CN104759187A CN104759187A (en) | 2015-07-08 |
| CN104759187B true CN104759187B (en) | 2017-01-04 |
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| CN201510125802.XA Expired - Fee Related CN104759187B (en) | 2015-03-23 | 2015-03-23 | Organic exhaust gas density Adjusting System |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106422622B (en) * | 2016-09-29 | 2018-11-13 | 重庆大学 | A kind of VOCs pretreatment systems and separation method containing industrial coating cloud |
| CN107051106A (en) * | 2017-03-06 | 2017-08-18 | 江苏和顺环保有限公司 | Dangerous waste warehouse exhaust-gas treatment charcoal absorption case |
| CN108905395A (en) * | 2018-07-18 | 2018-11-30 | 濉溪县杰森环保科技有限公司 | A kind of VOCs exhaust gas concentration detection method |
| CN108614511A (en) * | 2018-08-16 | 2018-10-02 | 河南华东工控技术有限公司 | A kind of advanced absorption slot sequential control algorithm |
| CN112316629B (en) * | 2020-09-15 | 2022-09-30 | 广东紫方环保技术有限公司 | VOCs processing system with preliminary treatment, zeolite runner and RTO |
| CN112316628B (en) * | 2020-09-15 | 2022-09-20 | 广东紫方环保技术有限公司 | VOCs processing system with preliminary treatment, zeolite runner and TO |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102614738A (en) * | 2012-04-01 | 2012-08-01 | 河北天龙彩印有限公司 | Organic waste gas desorption process |
| CN203899409U (en) * | 2014-06-09 | 2014-10-29 | 淮北市洁力活性炭有限责任公司 | Activated carbon adsorption device |
| CN104128070A (en) * | 2014-08-07 | 2014-11-05 | 石家庄天龙环保科技有限公司 | Organic waste gas desorption equipment |
-
2015
- 2015-03-23 CN CN201510125802.XA patent/CN104759187B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102614738A (en) * | 2012-04-01 | 2012-08-01 | 河北天龙彩印有限公司 | Organic waste gas desorption process |
| CN203899409U (en) * | 2014-06-09 | 2014-10-29 | 淮北市洁力活性炭有限责任公司 | Activated carbon adsorption device |
| CN104128070A (en) * | 2014-08-07 | 2014-11-05 | 石家庄天龙环保科技有限公司 | Organic waste gas desorption equipment |
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