CN106379044A - Purification treatment system for organic waste gas and control method - Google Patents
Purification treatment system for organic waste gas and control method Download PDFInfo
- Publication number
- CN106379044A CN106379044A CN201610814805.9A CN201610814805A CN106379044A CN 106379044 A CN106379044 A CN 106379044A CN 201610814805 A CN201610814805 A CN 201610814805A CN 106379044 A CN106379044 A CN 106379044A
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- Prior art keywords
- waste gas
- printing
- heat
- gas
- organic solvent
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F35/00—Cleaning arrangements or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/704—Solvents not covered by groups B01D2257/702 - B01D2257/7027
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/30—Recovering used solvents or residues
- B41P2235/33—Recovering used solvents or residues by burning
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a purification treatment system for organic waste gas and a control method. The system comprises a printer, a printing drying heat pump, a combustion device, a heat recovery device and a waste gas concentration treatment unit. With the system and the method, organized waste gas produced through printing drying is introduced into the printing drying heat pump for heat recovery, heat is recovered sufficiently, an organic solvent in the organized waste gas is treated sufficiently by the aid of the combustion device, and sufficient recovery treatment of the heat and the organic solvent of the organized waste gas is realized; and inorganized waste gas is subjected to concentration pretreatment by the aid of the waste gas concentration treatment unit, so that the waste gas has the concentration required by combustion, then an organic solvent in the inorganized waste gas is treated sufficiently by the aid of the combustion device, and sufficient recovery treatment of the organic solvent of the inorganized waste gas is realized. With the system and the method, the organized waste gas and the inorganized waste gas are treated separately, so that sufficient recovery treatment of the organic waste gas is guaranteed. The system and the method can be widely applied to treatment of waste gas.
Description
Technical field
The present invention relates to technical field of waste gas treatment, more particularly, to a kind of organic waste gas purifying treatment system and controlling party
Method.
Background technology
Printing house carries out all to produce substantial amounts of organic exhaust gas when printing is dried at present, and traditional way is by these
Organic exhaust gas are directly drained, and so air can be caused with very big pollution, in order to solve problem above, some producers propose employing
Introduce, after high temperature organic exhaust gas are lowered the temperature, the method that biodegradation device is processed, although this method is entered to organic solvent
Go process, but still have problems with to occur：
1st, directly organic exhaust gas after cooling are processed using biodegradation technique, be merely only to organic in organic exhaust gas
Solvent is processed, and the amount of heat containing in organic solvent is not recovered, and energy utilization rate is not high；
2nd, the organic exhaust gas producing during printing is dried not only include drying the organized waste gas producing, and also have print
, from the disordered exhaust gas producing that volatilize, this method biodegradable can only be carried out to organized waste gas for brush ink and solvent
Process, cannot process for disordered exhaust gas it is impossible to accomplish that organic exhaust gas sufficiently recycle.
Content of the invention
In order to solve above-mentioned technical problem, it is an object of the invention to provide one kind can make full use of heat energy, and effective process
A kind of organic waste gas purifying treatment system of waste gas and control method.
The technical solution used in the present invention is：
A kind of organic waste gas purifying treatment system and control method, dry heat pump, burner, heat time including printing machine, printing
Receive device and waste gas concentration unit, described printing machine is provided with for discharging the no group being produced by printing-ink and solvent from volatilization
Knit the first gas outlet of waste gas and for discharging the second gas outlet being dried the waste gas in a organized way producing by printing, described printing machine
The first gas outlet pass through waste gas concentration unit and then connect to the air inlet of burner, the second of described printing machine goes out
Gas port connects to printing the air inlet drying heat pump, and the waste gas recovery outlet that heat pump is dried in described printing connects entering to printing machine
Gas port, the exhaust-gas treatment outlet that heat pump is dried in described printing connects to the air inlet of burner, the return air of described heat regenerator
Outlet be connected with for the return airway that is connected of air inlet drying heat pump, the fresh inlet of described heat regenerator be connected with and
The fresh air duct of return airway connection, the air inlet of described heat regenerator is connected with for being connected with the gas outlet of burner
Exhaust air flue, the exhaust outlet of described heat regenerator is connected with the wind output channel connecting with exhaust air flue.
As a further improvement on the present invention, described waste gas concentration unit include evaporimeter, condenser, molecular sieve,
Compressor and throttling arrangement, the first gas outlet of described printing machine connects to the air inlet of evaporimeter, the giving vent to anger of described evaporimeter
Mouth is connected by molecular sieve to the air inlet of condenser, and the gas outlet of described condenser connects to the air inlet of burner, institute
The refrigerant exit stating evaporimeter passes through compressor and then connects to the refrigerant import of condenser, and the refrigerant exit of described condenser leads to
Cross throttling arrangement and then connect to the refrigerant import of evaporimeter.
As a further improvement on the present invention, described burner is heat accumulating burner.
Another technical scheme of the present invention is：
A kind of control method of the described organic waste gas purifying treatment system of application, comprises the following steps：
Waste gas produced by printing machine is carried out corresponding emission treatment of classifying；
The high-temp waste gas in a organized way producing are dried in printing and carries out organic solvent process after heat recovery；
Printing-ink and solvent are carried out concentrating from the inorganization high-temp waste gas that volatilization produces and carries out at organic solvent after pretreatment
Reason；
The high temperature clean gas obtaining after organic solvent is processed are passed through heat regenerator and carry out heat exchange with fresh air, and fresh air absorbs height
The heat of warm clean gas, is preheated, and is returned to by return airway and supplies after being heated again in printing drying heat pump
Dry to printing machine；And the clean gas lowered the temperature directly are discharged by wind output channel.
As a further improvement on the present invention, the described high-temp waste gas in a organized way that printing is dried generation are returned by heat
Carry out organic solvent process after receipts, the step for specifically include：
The high-temp waste gas in a organized way producing are dried in printing recycled its heat by printing drying heat pump, had
Tissue low-temperature waste gas；
Heat is passed through burner by the low temperature waste gas in a organized way of fully recovery and carries out organic solvent process.
As a further improvement on the present invention, the described inorganization high temperature producing printing-ink and solvent from volatilization gives up
Gas carries out organic solvent process after carrying out concentrating pretreatment, the step for specifically include：
Printing-ink and solvent are entered, from the inorganization high-temp waste gas that volatilization produces, the low temperature that evaporimeter is produced with throttling arrangement
Low pressure refrigerant enters after carrying out heat exchange cooling and carries out in molecular sieve concentrating pretreatment, and described molecular sieve is in disordered exhaust gas
Organic solvent is adsorbed, and obtains organic solvent liquid；
The high-temperature high-pressure refrigerant that described adsorbed organic solvent liquid entrance condenser is produced with compressor carries out heat exchange and adds
Heat becomes organic vapor, subsequently into carrying out organic solvent process in burner.
The invention has the beneficial effects as follows：
A kind of organic waste gas purifying treatment system of the present invention and control method are led to by printing is dried the waste gas in a organized way producing
Enter printing and dry heat pump to carry out the abundant recovery that recuperation of heat has reached heat, and by burner by having in waste gas in a organized way
Machine solvent is fully processed the abundant recycling it is achieved that waste-gas heat and organic solvent in a organized way；The present invention is by no group
Knit waste gas to carry out concentrating pretreatment by waste gas concentration unit, so that waste gas has reached the concentration that burning needs, then
By burner, the organic solvent in disordered exhaust gas is fully processed it is achieved that the filling of disordered exhaust gas organic solvent
Divide recycling.The present invention passes through will waste gas and disordered exhaust gas separately process in a organized way, thus ensure that organic exhaust gas are abundant
Recycling.And, the present invention imports to the high temperature cleaned air after burner is processed in heat regenerator and carries out
Heat recovery, it is achieved that making full use of of heat, greatly improves the operational efficiency of whole system.
Brief description
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described further：
Fig. 1 is the principle schematic of a kind of organic waste gas purifying treatment system of the present invention and control method；
Fig. 2 is a kind of flow chart of steps of the control method of organic waste gas purifying treatment system of the present invention；
Fig. 3 is the steps flow chart of exhaust-gas treatment in a organized way in a kind of control method of organic waste gas purifying treatment system of the present invention
Figure；
Fig. 4 is the steps flow chart that in a kind of control method of organic waste gas purifying treatment system of the present invention, disordered exhaust gas are processed
Figure.
Specific embodiment
With reference to Fig. 1, in the embodiment of the present invention 1, the present invention includes printing machine 1, heat pump 2 is dried in printing, burner 3, heat
Recover 4 and waste gas concentration unit 5, described printing machine 1 is provided with for discharging by printing-ink and solvent from generation of volatilizing
The first gas outlet of disordered exhaust gas and for discharge by printing dry produce waste gas in a organized way the second gas outlet, described
First gas outlet of printing machine 1 is passed through waste gas concentration unit 5 and then is connected to the air inlet of burner 3, described printing
Second gas outlet of machine 1 connects to printing the air inlet drying heat pump 2, and described printing dries the waste gas recovery outlet of heat pump 2 even
It is connected to the air inlet of printing machine 1, the exhaust-gas treatment outlet that heat pump 2 is dried in described printing connects to the air inlet of burner 3, institute
The return air stating heat regenerator 4 exports the return airway 41 being connected with for being connected, described recuperation of heat with the air inlet drying heat pump
The fresh inlet of device 4 is connected with the fresh air duct 42 connecting with return airway 41, and the air inlet of described heat regenerator 4 is connected with use
The exhaust air flue 43 being connected in the gas outlet with burner 3, the exhaust outlet of described heat regenerator 4 is connected with and exhaust air flue 43
The wind output channel 44 of connection.
In the present embodiment, the high-temp waste gas in a organized way producing are dried in printing and is returned by the heat twice that heat pump 2 is dried in printing
Receive and its heat is fully recycled, heat is carried out by the entrance burner 3 of low temperature waste gas in a organized way of fully recovery organic molten
Agent is processed.The inorganization high-temp waste gas simultaneously producing printing-ink and solvent from volatilization are entered by waste gas concentration unit 5
Row concentrates pretreatment, it is achieved thereby that the lifting of disordered exhaust gas concentration, contributes to lifting the effect that subsequent combustion is processed, then
Waste gas after processing is passed through in burner 3 and carries out organic solvent process.The inorganization that burned device 3 was processed and have group
Knit waste gas and become high temperature clean gas by, in exhaust air flue 43 entrance heat regenerator 4, entering with by fresh air duct 42 simultaneously
The fresh air entering heat regenerator 4 carries out heat exchange, and fresh air absorbs the heat of high temperature clean gas, is preheated, by return air
Air channel 41 returns to supply printing machine 1 after being heated again in printing drying heat pump 2 and dries；And the clean gas lowered the temperature are direct
Discharged by wind output channel 44.
In the embodiment of the present invention 2, the present invention includes printing machine 1, heat pump 2, burner 3, heat regenerator 4 and are dried in printing
Waste gas concentration unit 5, described printing machine 1 is provided with and is given up by the inorganization that printing-ink and solvent produce from volatilization for discharging
First gas outlet of gas and the second gas outlet for discharging the waste gas in a organized way being dried generation by printing, described printing machine 1
First gas outlet is passed through waste gas concentration unit 5 and then is connected to the air inlet of burner 3, the second of described printing machine 1
Gas outlet connects to printing the air inlet drying heat pump 2, and the waste gas recovery outlet that heat pump 2 is dried in described printing connects to printing machine
1 air inlet, the exhaust-gas treatment outlet that heat pump 2 is dried in described printing connects to the air inlet of burner 3, described heat regenerator
4 return air outlet is connected with the return airway 41 for being connected with the air inlet drying heat pump, and the fresh air of described heat regenerator 4 is entered
Mouth is connected with the fresh air duct 42 connecting with return airway 41, and the air inlet of described heat regenerator 4 is connected with for being filled with burning
Put the exhaust air flue 43 that 3 gas outlet connects, the exhaust outlet of described heat regenerator 4 is connected with the air draft connecting with exhaust air flue 43
Air channel 44.Described waste gas concentration unit 5 includes evaporimeter 51, condenser 52, molecular sieve 53, compressor 54 and throttling arrangement
55, the first gas outlet of described printing machine 1 connects to the air inlet of evaporimeter 51, and molecule is passed through in the gas outlet of described evaporimeter 51
Sieve 53 connects to the air inlet of condenser 52, and the gas outlet of described condenser 52 connects to the air inlet of burner 3, described steaming
The refrigerant exit sending out device 51 passes through compressor 54 and then connects to the refrigerant import of condenser 52, and the refrigerant of described condenser 52 goes out
Mouth by throttling arrangement 55 and then connects to the refrigerant import of evaporimeter 51.Described burner 3 is heat accumulating burner.
In the present embodiment, the high-temp waste gas in a organized way producing are dried in printing and is returned by the heat twice that heat pump 2 is dried in printing
Receive and its heat is fully recycled, heat is entered heat accumulating burner by the low temperature waste gas in a organized way of fully recovery to be had
Machine solvent is processed.Printing-ink and solvent are entered evaporimeter 51 and throttling dress from the inorganization high-temp waste gas that volatilization produces simultaneously
Put 55 generations low-temperature low-pressure refrigerant carry out heat exchange cooling after enter and carry out in molecular sieve 53 concentrating pretreatment, molecular sieve 53 inhales
Organic solvent in attached disordered exhaust gas, it is achieved thereby that the lifting of disordered exhaust gas concentration, contributes to being lifted at subsequent combustion
The effect of reason, the high-temperature high-pressure refrigerant that adsorbed organic solvent liquid entrance condenser 52 is produced with compressor 54 is changed
Heat heating becomes organic vapor, subsequently into carrying out organic solvent process in heat accumulating burner.Fired by heat accumulating type
Burn the inorganization that processed of device and in a organized way waste gas become high temperature clean gas and pass through exhaust air flue 43 entrance heat regenerator 4
In, carry out heat exchange with the fresh air simultaneously entering heat regenerator 4 by fresh air duct 42, fresh air absorbs the heat of high temperature clean gas
Amount, is preheated, and returns to supply printing machine 1 after being heated again in printing drying heat pump 2 by return airway 41 and dries
Dry；And the clean gas lowered the temperature directly are discharged by wind output channel 44.
With reference to Fig. 2, a kind of control method of the described organic waste gas purifying treatment system of application of the present invention, walk including following
Suddenly：
Waste gas produced by printing machine 1 is carried out corresponding emission treatment of classifying；
The high-temp waste gas in a organized way producing are dried in printing and carries out organic solvent process after heat recovery；
Printing-ink and solvent are carried out concentrating from the inorganization high-temp waste gas that volatilization produces and carries out at organic solvent after pretreatment
Reason；
The high temperature clean gas obtaining after organic solvent is processed are passed through heat regenerator 4 and carry out heat exchange with fresh air, and fresh air absorbs
The heat of high temperature clean gas, is preheated, and is returned to by return airway after being heated again in printing drying heat pump 2
Supply printing machine 1 is dried；And the clean gas lowered the temperature directly are discharged by wind output channel.
With reference to Fig. 3, it is further used as preferred embodiment, described dries, by printing, the high-temp waste gas in a organized way producing
Carry out organic solvent process after heat recovery, the step for specifically include：
The high-temp waste gas in a organized way producing are dried in printing recycled its heat by printing drying heat pump 2, obtain
Low temperature waste gas in a organized way；
Heat is passed through burner 3 by the low temperature waste gas in a organized way of fully recovery and carries out organic solvent process.
With reference to Fig. 4, it is further used as preferred embodiment, the described nothing that printing-ink and solvent are produced from volatilization
Tissue hyperthermia waste gas carries out organic solvent process after carrying out concentrating pretreatment, the step for specifically include：
The inorganization high-temp waste gas entrance evaporimeter 51 of printing-ink and oneself volatilization generation of solvent and throttling arrangement 55 are produced
Low-temperature low-pressure refrigerant enters after carrying out heat exchange cooling and carries out concentrating pretreatment in molecular sieve 53, and described molecular sieve 53 is to inorganization
Organic solvent in waste gas is adsorbed, and obtains organic solvent liquid；
The high-temperature high-pressure refrigerant that described adsorbed organic solvent liquid entrance condenser 52 is produced with compressor 54 is changed
Heat heating becomes organic vapor, carries out organic solvent process subsequently in burner 3.
From the foregoing it can be that a kind of organic waste gas purifying treatment system of the present invention and control method are passed through to dry printing
The waste gas in a organized way producing is passed through printing drying heat pump 2 and carries out the abundant recovery that recuperation of heat has reached heat, and is filled by burning
Put 3 the organic solvent in waste gas in a organized way is fully processed it is achieved that waste-gas heat and organic solvent in a organized way abundant
Recycling；The present invention by disordered exhaust gas by the cooperation of molecular sieve 53, evaporimeter 51 and condenser 52 it is achieved that inorganization
Waste gas concentrates pretreatment, has reached the concentration that burning needs, and then passes through heat accumulating burner by having in disordered exhaust gas
Machine solvent is fully processed the abundant recycling it is achieved that disordered exhaust gas organic solvent；The present invention passes through will in a organized way
Waste gas and disordered exhaust gas are separately processed, thus ensure that organic exhaust gas sufficiently recycle.And, the present invention will be through combustion
Burn the high temperature cleaned air after device 3 is processed and import to and carry out heat recovery in heat regenerator 4 it is achieved that the abundant profit of heat
With greatly improving the operational efficiency of whole system.
It is more than that the preferable enforcement to the present invention is illustrated, but the invention is not limited to described enforcement
Example, those of ordinary skill in the art also can make a variety of equivalent variations without prejudice on the premise of present invention spirit or replace
Change, these equivalent deformation or replacement are all contained in the application claim limited range.
Claims (6)
1. a kind of organic waste gas purifying treatment system it is characterised in that：Dry heat pump, burner, heat including printing machine, printing
Recover and waste gas concentration unit, described printing machine is provided with for discharging the nothing being produced by printing-ink and solvent from volatilization
First gas outlet of tissue waste gas and the second gas outlet for discharging the waste gas in a organized way being produced by printing drying, described printing
First gas outlet of machine is passed through waste gas concentration unit and then is connected to the air inlet of burner, the second of described printing machine
Gas outlet connects to printing the air inlet drying heat pump, and the waste gas recovery outlet that heat pump is dried in described printing connects to printing machine
Air inlet, the exhaust-gas treatment outlet that heat pump is dried in described printing connects to the air inlet of burner, the returning of described heat regenerator
Wind outlet is connected with the return airway for being connected with the air inlet drying heat pump, and the fresh inlet of described heat regenerator is connected with
The fresh air duct connecting with return airway, the air inlet of described heat regenerator is connected with for being connected with the gas outlet of burner
Exhaust air flue, the exhaust outlet of described heat regenerator is connected with the wind output channel connecting with exhaust air flue.
2. a kind of organic waste gas purifying treatment system according to claim 1 it is characterised in that：Described waste gas concentration
Unit includes evaporimeter, condenser, molecular sieve, compressor and throttling arrangement, and the first gas outlet of described printing machine connects to steaming
Send out the air inlet of device, the gas outlet of described evaporimeter is connected by molecular sieve to the air inlet of condenser, the going out of described condenser
Gas port connects to the air inlet of burner, and the refrigerant exit of described evaporimeter passes through compressor and then connects cold to condenser
Matchmaker's import, the refrigerant exit of described condenser passes through throttling arrangement and then connects to the refrigerant import of evaporimeter.
3. a kind of organic waste gas purifying treatment system according to claim 1 it is characterised in that：Described burner is to store
Hot type burner.
4. a kind of control method of the organic waste gas purifying treatment system being applied to described in claim 2 is it is characterised in that include
Following steps：
Waste gas produced by printing machine is carried out corresponding emission treatment of classifying；
The high-temp waste gas in a organized way producing are dried in printing and carries out organic solvent process after heat recovery；
Printing-ink and solvent are carried out concentrating from the inorganization high-temp waste gas that volatilization produces and carries out at organic solvent after pretreatment
Reason；
The high temperature clean gas obtaining after organic solvent is processed are passed through heat regenerator and carry out heat exchange with fresh air, and fresh air absorbs height
The heat of warm clean gas, is preheated, and is returned to by return airway and supplies after being heated again in printing drying heat pump
Dry to printing machine；And the clean gas lowered the temperature directly are discharged by wind output channel.
5. control method according to claim 4 it is characterised in that：Described dries, by printing, the high temperature in a organized way producing
Waste gas carries out organic solvent process after heat recovery, the step for specifically include：
The high-temp waste gas in a organized way producing are dried in printing recycled its heat by printing drying heat pump, had
Tissue low-temperature waste gas；
Heat is passed through burner by the low temperature waste gas in a organized way of fully recovery and carries out organic solvent process.
6. control method according to claim 4 it is characterised in that：Described generation that printing-ink and solvent volatilize certainly
Inorganization high-temp waste gas carry out concentrating pretreatment after carry out organic solvent process, the step for specifically include：
Printing-ink and solvent are entered, from the inorganization high-temp waste gas that volatilization produces, the low temperature that evaporimeter is produced with throttling arrangement
Low pressure refrigerant enters after carrying out heat exchange cooling and carries out in molecular sieve concentrating pretreatment, and described molecular sieve is in disordered exhaust gas
Organic solvent is adsorbed, and obtains organic solvent liquid；
The high-temperature high-pressure refrigerant that described adsorbed organic solvent liquid entrance condenser is produced with compressor carries out heat exchange and adds
Heat becomes organic vapor, subsequently into carrying out organic solvent process in burner.
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| CN201610814805.9A CN106379044B (en) | 2016-09-09 | 2016-09-09 | A kind of organic waste gas purifying treatment system and control method |
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| CN201610814805.9A CN106379044B (en) | 2016-09-09 | 2016-09-09 | A kind of organic waste gas purifying treatment system and control method |
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Cited By (7)
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| CN107789946A (en) * | 2017-11-30 | 2018-03-13 | 江苏飞视文化发展有限公司 | A kind of printing machine waste gas recovery cleaning system |
| CN110154521A (en) * | 2019-05-29 | 2019-08-23 | 宁波欣达印刷机器有限公司 | A kind of system dried printed matter and tail gas is concentrated |
| CN111530221A (en) * | 2020-05-11 | 2020-08-14 | 上海理工大学 | Low-temperature waste gas treatment and recovery system and method |
| CN112026355A (en) * | 2020-07-28 | 2020-12-04 | 河南德光包装材料有限公司 | Environment-friendly drying device for printing with film |
| CN113028756A (en) * | 2021-05-11 | 2021-06-25 | 郑州义兴彩印有限公司 | Energy-concerving and environment-protective type water-based ink printing drying system |
| CN114247164A (en) * | 2021-12-22 | 2022-03-29 | 增和包装股份有限公司 | Waste ink pretreatment device and printing production line with waste ink pretreatment |
| CN115257177A (en) * | 2022-09-26 | 2022-11-01 | 南通源勒包装新材料科技有限公司 | Adhesive label printing device |
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| CN111530221B (en) * | 2020-05-11 | 2022-06-21 | 上海理工大学 | Low-temperature waste gas treatment and recovery system and method |
| CN112026355A (en) * | 2020-07-28 | 2020-12-04 | 河南德光包装材料有限公司 | Environment-friendly drying device for printing with film |
| CN112026355B (en) * | 2020-07-28 | 2022-02-01 | 河南德光包装材料有限公司 | Environment-friendly drying device for printing with film |
| CN113028756A (en) * | 2021-05-11 | 2021-06-25 | 郑州义兴彩印有限公司 | Energy-concerving and environment-protective type water-based ink printing drying system |
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