CN202107897U - Exhaust gas treatment and waste heat recovering device - Google Patents
Exhaust gas treatment and waste heat recovering device Download PDFInfo
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- CN202107897U CN202107897U CN2011201679083U CN201120167908U CN202107897U CN 202107897 U CN202107897 U CN 202107897U CN 2011201679083 U CN2011201679083 U CN 2011201679083U CN 201120167908 U CN201120167908 U CN 201120167908U CN 202107897 U CN202107897 U CN 202107897U
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Abstract
The utility model provides an exhaust gas treatment and waste heat recovering device, which comprises a setting machine, a heat-conducting medium heater, a steam generator, a gas-gas exchanger and a gas-liquid exchanger. The gas-liquid exchanger is provided with a liquid chamber and a gas chamber which are mutually independent. The gas chamber is provided with a gas inlet and a gas outlet, the gas inlet is connected with an exhaust gas outlet of the gas-gas exchanger through a draught fan, and the gas outlet is connected with the draught fan. The liquid chamber is provided with a water inlet and a water outlet, and the water outlet is connected with the steam generator. A loop is formed between the heat-conducting medium heater and the setting machine through a medium outlet tube and a medium returning tube, and the steam generator is fixed on the loop. Further, the utility model provides an exhaust gas treatment and waste heat recovering method. The exhaust gas treatment and waste heat recovering device is simple in structure and easy to operate, fully utilizes the heat of waste gas, lowers production cost and is energy-saving and environment-friendly.
Description
Technical field
The utility model relates to waste-heat recovery device, specifically the exhaust-gas treatment of mill fever setting machine and heat recovery devices and methods therefor.
Background technology
Heat setting machine is to utilize hot-air that textiles is carried out device dry and that put in order and make it to finalize the design, and the supply of hot-air can be adopted number of ways, now mainly is to utilize the heat-conducting oil furnace of circulation that air in the baking oven of setting machine is heated.Different textiless, required temperature of oven is different, and the temperature of the waste gas of discharge is also different.General typing chemical fibre class textiles is temperature required to be 200 ℃, and the temperature of combustion gas is 170 ℃; COTTON FABRIC is temperature required to be 140 ℃, and the temperature of combustion gas is 100 ℃.This shows a large amount of heat energy of simultaneous that waste gas is discharged.Through calculating, ten thousand kilocalories/hour of every setting machine power consumption 60-100, wherein; The heat energy that is consumed for the fabric heating for fixing shape only accounts for about 25%, and it is about 10% that setting machine consumes heat energy, and the heat energy more than 60% has arrived atmosphere with toxic emission; Setting machine with one 8 joint baking oven is an example; Its oven temperature is 170 ℃, and the EGT of discharge is about 150 ℃, is 15000m with setting machine exhaust gas discharging amount
3/ h calculates, and the thermal loss of this setting machine is about 560,000 kilocalories/hour.This has not only caused the waste of the huge energy, and environment has been produced serious thermal pollution, and is therefore imperative to the recuperation of heat of setting machine high-temp waste gas.
At present, occurred the high-temp waste gas recovery technology both at home and abroad.In the prior art, Chinese patent CN2912773Y discloses a kind of new waste gas and has handled and heat reclamation device, comprises heat exchange of heat pipe, deduster and dash device; The air inlet of said heat exchange of heat pipe is communicated with setting machine high-temp waste gas gas outlet, and the heat exchange of heat pipe gas outlet is communicated with deduster through pipeline, and said deduster comprises an erected container; Its bottom is taken water pipe A out of; Its inside upper part is provided with the Water spray nozzle of annular spread, and the bottom is provided with the dust removal and filtration net, and container head is provided with the dash device that ventilation duct is communicated with built-in water fender; The dash device is provided with corresponding outlet pipe B, and dash device gas outlet leads directly to extraneous exhaust.This technology is to carry out a series of cooling heat transferring, spraying and dedusting and dash processing through the high-temp waste gas that the heat exchange of heat pipe that connects in regular turn and deduster and dash device are discharged setting machine, makes the waste gas in the last discharge atmosphere meet discharging standards.In this technology, utilize heat exchange of heat pipe, utilize the sand and dust in the water spray scavenging in the deduster, and then utilize the dash device to remove the water in the waste gas the part heat transferred live gas in the high-temp waste gas.Such as disclosed in this technology, have only heat exchange of heat pipe to carry out recuperation of heat, be about 120 ℃ according to surveying the temperature of carrying out the waste gas after the heat exchange through heat exchange of heat pipe; It is thus clear that; Also very high from the heat of the waste gas of discharging, heat exchange of heat pipe can only be realized partially recycled to heat energy from waste gas, and in the process of spraying and dedusting and dash processing; These heat energy are not utilized again, have caused the waste of heat energy.
The utility model content
First purpose of the utility model is will solve exhaust-gas treatment of the prior art and the heat recovery device is insufficient to utilizing of heat energy; Caused the technical problem of the waste of heat energy, and then a kind of exhaust-gas treatment and heat recovery device that heat energy is made full use of recovery is provided.
Another purpose of the utility model provides the method for a kind of exhaust-gas treatment and heat recovery.
For solving the problems of the technologies described above, the utility model provides a kind of exhaust-gas treatment and waste-heat recovery device, and it comprises: setting machine, heat-conducting medium heater, steam generator be gentle-and the gas interchanger;
Said setting machine has outlet port and new gas inlet;
Said gas-gas interchanger has separate new air chamber and exhaust air chamber; Said new air chamber has air intlet and air outlet slit, and said air outlet slit is connected with the new gas inlet of said setting machine; Said exhaust air chamber has exhaust gas inlet and waste gas outlet, and said exhaust gas inlet is connected with the outlet port of said setting machine;
Also comprise the solution-air interchanger, said solution-air interchanger has separate liquid chamber and gas compartment; Said gas compartment has air inlet and gas outlet, and said air inlet is connected through air-introduced machine with the waste gas outlet of said gas-gas interchanger, and said gas outlet is connected with air-introduced machine; Said liquid chamber has water inlet and delivery port, and said delivery port is connected with steam generator;
Form the loop through going out medium tube with time medium tube between said heat-conducting medium heater and the said setting machine; Said steam generator is arranged on the said loop.
The gas outlet of said solution-air interchanger is connected with clarifier through air-introduced machine.
The exhaust gas inlet of said gas-gas interchanger and the air inlet of said solution-air interchanger are provided with filter.
Said gas-gas interchanger is separated into new air chamber in top and bottom exhaust air chamber by tube sheet, and said new air chamber is an endotherm section, and said exhaust air chamber is a heat release section.
Said solution-air interchanger is separated into upper liquid chamber and lower gas chamber by tube sheet, and said liquid chamber is an endotherm section, and said gas compartment is a heat release section, and the bottom of said gas compartment is provided with the waste recovery mouth.
Said steam generator is arranged on said time medium tube.
The technique scheme of the utility model is compared prior art and is had the following advantages:
Described exhaust-gas treatment of the utility model and waste-heat recovery device; Increased said solution-air interchanger on the basis of existing technology; Like this, the high-temp waste gas that setting machine is discharged gets in the solution-air interchanger again and passes to clean water to waste heat after through gas-gas interchanger partial heat energy being passed to live gas; Further reclaimed the heat energy of waste gas; Improved the rate of recovery of heat energy from waste gas, carried out near about 90 ℃ of EGT after the heat exchange according to surveying the utility model through the solution-air interchanger, and the temperature of clean water is heated to about 80 ℃ from 20 ℃; Setting machine with one 8 joint baking oven is an example, and the recovery heat of waste gas that carries out heat exchange through the solution-air interchanger is about 30,000 kilocalories/hour.In addition; Because the temperature of waste gas further reduces, materials such as the organic matter in the waste gas, dying agent, grease begin liquefaction, and are deposited to the bottom of gas compartment; Static need be installed remove the wet goods device; Just realize the recovery of these materials, not only practiced thrift production cost, and simple in structure, easy to operate.
In described exhaust-gas treatment of the utility model and the waste-heat recovery device, said steam generator is arranged on the loop between said heat-conducting medium heater and the said setting machine.Preferably be arranged on back on the medium tube.In the prior art, setting machine is finalized the design to textiles after being heated to uniform temperature through heat-conducting medium.And the utility model is owing to be provided with said gas-gas interchanger, and temperature raises after air and the high-temp waste gas heat exchange, and through test, warp carries out heat-exchanged air in gas-gas interchanger temperature rises to about 100 ℃.Hot-air has carried out preliminary heating to it after getting into setting machine.Like this, the heat energy that consumes when heat-conducting medium heats setting machine reduces, thereby makes the said time heat-conducting medium temperature in the medium tube still very high, can the steam generator that be arranged on back on the medium tube be heated.Clean water is carried out heat exchange with said waste gas in said solution-air interchanger, through test, temperature can rise to about 80 ℃ clean water is carried out heat exchange in the solution-air interchanger after, has realized the preliminary heating to clean water; Clean water gets in the steam generator, by heat-conducting medium it is heated once more, reach uniform temperature after, clean water promptly is vaporized into and is steam, realizes textiles is finalized the design.Equally, said steam generator also can be arranged on out on the medium tube.Because clean water is after preliminary heating; Temperature can reach about 80 ℃; Saidly go out heat-conducting medium in the medium tube through to being arranged on out the heat energy that consumes when steam generator on the medium tube heats seldom; Its temperature is still very high, does not influence said setting machine is heated, with the purpose that realizes textiles is finalized the design.The heat energy that the utility model is simple in structure, made full use of waste gas has reduced production cost, energy-conserving and environment-protective.
Description of drawings
For the content that makes the utility model is more clearly understood,, the utility model is done further detailed explanation, wherein below according to the specific embodiment of the utility model and combine accompanying drawing
Fig. 1 is the structural representation of said exhaust-gas treatment of the utility model and waste-heat recovery device;
Fig. 2 is the block diagram of said exhaust-gas treatment of the utility model and exhaust heat recovering method.
Reference numeral is expressed as among the figure: 1, setting machine, 1-1, outlet port, 1-2, new gas inlet, 2-gas-gas interchanger, 2-1, new air chamber; 2-2, exhaust air chamber, 2-3, exhaust gas inlet, 2-4, air intlet, 2-5, air outlet slit, 2-6, waste gas outlet; 3-solution-air interchanger, 3-1, liquid chamber, 3-2, gas compartment, 3-3, air inlet, 3-4, gas outlet; 3-5, water inlet, 3-6, delivery port, 3-7, waste recovery mouth, 4-steam generator, 5-heat-conducting medium heater; 5-1, go out medium tube, 5-2, return medium tube, 6-1, air-introduced machine, 6-2, air-introduced machine.
The specific embodiment
Exhaust-gas treatment as shown in Figure 1 and waste-heat recovery device, it comprises: setting machine 1, heat-conducting medium heater 5, steam generator 4 gentle-gas interchangers 2.
Said setting machine 1 has outlet port 1-1 and new gas inlet 1-2.
Said gas-gas interchanger has separate new air chamber 2-1 and exhaust air chamber 2-2; Said new air chamber 2-1 has air intlet 2-4 and air outlet slit 2-5, and said air outlet slit 2-5 is connected with the new gas inlet 1-2 of said setting machine 1; Said exhaust air chamber 2-2 has exhaust gas inlet 2-3 and waste gas outlet 2-6, and said exhaust gas inlet 2-3 is connected with the outlet port 1-1 of said setting machine 1.Said gas-gas interchanger 2 can adopt any interchanger that can realize carrying out between the gas heat exchange; Preferably; As shown in Figure 1; Said gas-gas interchanger 2 is separated into new air chamber 2-1 in top and bottom exhaust air chamber 2-2 by tube sheet, and said new air chamber 2-1 is an endotherm section, and said exhaust air chamber 2-2 is a heat release section.Through said tube sheet the heat among said the exhaust air chamber 2-2 is passed in the new air chamber 2-1 in top, air is heated.
Said exhaust-gas treatment of the utility model and waste-heat recovery device also comprise solution-air interchanger 3, and said solution-air interchanger 3 has separate liquid chamber 3-1 and gas compartment 3-2; Said gas compartment 3-2 has air inlet 3-3 and gas outlet 3-4, and said air inlet 3-3 is connected through air-introduced machine 6-1 with the waste gas outlet 2-6 of said gas-gas interchanger 2, and said gas outlet 3-4 is connected with air-introduced machine 6-2; Said liquid chamber 3-1 has water inlet 3-5 and delivery port 3-6, and said delivery port 3-6 is connected with steam generator 4.Said solution-air interchanger 3 can adopt any interchanger that can realize carrying out between gas and the liquid heat exchange; Preferably, as shown in Figure 1, said solution-air interchanger 3 is separated into upper liquid chamber 3-1 and lower gas chamber 3-2 by tube sheet; Said liquid chamber 3-1 is an endotherm section; Said gas compartment 3-2 is a heat release section, and the heat in through said tube sheet said subordinate's gas compartment 3-2 being gone up is passed in the 3-1 of upper liquid chamber, and the clean water of newly advancing is heated.In addition; Because carrying out the temperature of the waste gas after the heat exchange, further reduces by process solution-air interchanger 3; Material heat releases such as the organic matter in the waste gas, dying agent, grease are liquefaction also, is deposited to the bottom of said gas compartment 3-2, reclaims through said waste recovery mouth 3-7 at last.The utility model need not installed static and remove the wet goods device, has just realized the recovery of these materials, has not only practiced thrift production cost, and simple in structure, easy to operate.
Form the loop through going out medium tube 5-1 with time medium tube 5-2 between said heat-conducting medium heater 5 and the said setting machine 1; Medium through said heat-conducting medium heater 5 heating gets into out in the medium tube 5-1, said setting machine 1 is heated the back get into heating in the said heat-conducting medium heater 5, circulation successively from returning medium tube 5-2.
Said steam generator 4 is arranged on the said loop, and said medium heats said steam generator 4.Preferably, as shown in Figure 1, said steam generator 4 is arranged on back on the medium tube.The utility model is owing to be provided with said gas-gas interchanger, and temperature raises after air and the high-temp waste gas heat exchange, through test, rises to about 100 ℃ through the temperature of in gas-gas interchanger, carrying out heat-exchanged air.Hot-air has carried out preliminary heating to it after getting into setting machine.Like this, the heat energy that consumes when heat-conducting medium heats setting machine reduces, thereby makes the said time heat-conducting medium temperature in the medium tube still very high, can the steam generator that be arranged on back on the medium tube be heated.Clean water is carried out heat exchange with said waste gas in said solution-air interchanger, through test, temperature can rise to about 80 ℃ clean water is carried out heat exchange in the solution-air interchanger after, has realized the preliminary heating to clean water; Clean water gets in the steam generator, by heat-conducting medium it is heated once more, reach uniform temperature after, clean water promptly is vaporized into and is steam, realizes textiles is finalized the design.Equally, said steam generator also can be arranged on out on the medium tube.Because clean water is after preliminary heating; Temperature can reach about 80 ℃; Saidly go out heat-conducting medium in the medium tube through to being arranged on out the heat energy that consumes when steam generator on the medium tube heats seldom; Its temperature is still very high, does not influence said setting machine is heated, with the purpose that realizes textiles is finalized the design.The heat energy that the utility model is simple in structure, made full use of waste gas has reduced production cost, energy-conserving and environment-protective.
In the present embodiment, as the embodiment of conversion, the gas outlet 3-4 of said solution-air interchanger 3 is connected with clarifier through air-introduced machine 6, and said clarifier carries out purified treatment to waste gas, the better protection environment.
In the present embodiment, as the embodiment of conversion, the exhaust gas inlet 2-3 of said gas-gas interchanger 2 and the air inlet 3-3 of said solution-air interchanger 3 are provided with filter.Make waste gas get into gas-gas interchanger 2 again and filter before, prevent that effectively the solid matter that contains in the waste gas from stopping up gas-gas interchanger 2 and said solution-air interchanger 3 with said solution-air interchanger 3, and convenient the cleaning.
A kind of exhaust-gas treatment and exhaust heat recovering method as illustrated in fig. 1 and 2 may further comprise the steps:
A, the waste gas that will discharge from the outlet port 1-1 of said setting machine 1 are delivered in the said exhaust air chamber 2-2 through exhaust gas inlet 2-3; Simultaneously air is delivered in the said new air chamber 2-1 through air intlet 2-4; Air and waste gas carries out heat exchange in said gas-gas interchanger 2 after, air is discharged and is delivered in the said setting machine 1 through said new gas inlet 1-2 from said air outlet slit 2-5; Waste gas is discharged from said waste gas outlet 2-6;
B, will draw by said air-introduced machine 6-1 from the waste gas that said waste gas outlet 2-6 discharges; And be delivered in the said solution-air interchanger 3 through said air inlet 3-3; Simultaneously clean water is transported in the said solution-air interchanger 3 through said water inlet 3-5; Clean water and waste gas carry out heat exchange in said solution-air interchanger 3 after, waste gas is drawn by said air-introduced machine 6-1 and is discharged from said gas outlet 3-4, and clean water is discharged from said delivery port 3-6;
C, will be delivered in the said steam generator 4 from the clean water that said delivery port 3-6 discharges, heat-conducting medium heats said steam generator 4 simultaneously, and the clean water temperature raises and is vaporized into steam, and textiles is finalized the design.
In the present embodiment, in the said A step, in the said C step, the medium tube 5-2 that returns of said heat-conducting medium heater 5 heats said steam generator 4.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the utility model.
Claims (6)
1. exhaust-gas treatment and waste-heat recovery device, it comprises: setting machine (1), heat-conducting medium heater (5), steam generator (4) be gentle-gas interchanger (2);
Said setting machine (1) has outlet port (1-1) and new gas inlet (1-2);
Said gas-gas interchanger has separate new air chamber (2-1) and exhaust air chamber (2-2); Said new air chamber (2-1) has air intlet (2-4) and air outlet slit (2-5), and said air outlet slit (2-5) is connected with the new gas inlet (1-2) of said setting machine (1); Said exhaust air chamber (2-2) has exhaust gas inlet (2-3) and waste gas outlet (2-6), and said exhaust gas inlet (2-3) is connected with the outlet port (1-1) of said setting machine (1);
It is characterized in that:
Also comprise solution-air interchanger (3), said solution-air interchanger (3) has separate liquid chamber (3-1) and gas compartment (3-2); Said gas compartment (3-2) has air inlet (3-3) and gas outlet (3-4); Said air inlet (3-3) is connected through air-introduced machine (6-1) with the waste gas outlet (2-6) of said gas-gas interchanger (2), and said gas outlet (3-4) is connected with air-introduced machine (6-2); Said liquid chamber (3-1) has water inlet (3-5) and delivery port (3-6), and said delivery port (3-6) is connected with steam generator (4);
Form the loop through going out medium tube (5-1) and returning medium tube (5-2) between said heat-conducting medium heater (5) and the said setting machine (1); Said steam generator (4) is arranged on the said loop.
2. exhaust-gas treatment according to claim 1 and waste-heat recovery device is characterized in that, the gas outlet (3-4) of said solution-air interchanger (3) is connected with clarifier through air-introduced machine (6).
3. exhaust-gas treatment according to claim 1 and 2 and waste-heat recovery device is characterized in that, the exhaust gas inlet (2-3) of said gas-gas interchanger (2) and the air inlet (3-3) of said solution-air interchanger (3) are provided with filter.
4. exhaust-gas treatment according to claim 1 and 2 and waste-heat recovery device; It is characterized in that; Said gas-gas interchanger (2) is separated into new air chamber in top (2-1) and bottom exhaust air chamber (2-2) by tube sheet; Said new air chamber (2-1) is an endotherm section, and said exhaust air chamber (2-2) is a heat release section.
5. exhaust-gas treatment according to claim 4 and waste-heat recovery device; It is characterized in that; Said solution-air interchanger (3) is separated into upper liquid chamber (3-1) and lower gas chamber (3-2) by tube sheet; Said liquid chamber (3-1) is an endotherm section, and said gas compartment (3-2) is a heat release section, and the bottom of said gas compartment (3-2) is provided with waste recovery mouth (3-7).
6. exhaust-gas treatment according to claim 5 and waste-heat recovery device is characterized in that, said steam generator (4) is arranged on the said time medium tube (5-2).
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CN2011201679083U CN202107897U (en) | 2011-05-24 | 2011-05-24 | Exhaust gas treatment and waste heat recovering device |
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CN2011201679083U CN202107897U (en) | 2011-05-24 | 2011-05-24 | Exhaust gas treatment and waste heat recovering device |
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CN2011201679083U Expired - Lifetime CN202107897U (en) | 2011-05-24 | 2011-05-24 | Exhaust gas treatment and waste heat recovering device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102268796A (en) * | 2011-05-24 | 2011-12-07 | 桐乡市好阳光能源科技有限公司 | Waste gas treating and waste heat recycling device and method |
-
2011
- 2011-05-24 CN CN2011201679083U patent/CN202107897U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102268796A (en) * | 2011-05-24 | 2011-12-07 | 桐乡市好阳光能源科技有限公司 | Waste gas treating and waste heat recycling device and method |
CN102268796B (en) * | 2011-05-24 | 2012-11-21 | 桐乡市好阳光能源科技有限公司 | Waste gas treating and waste heat recycling device and method |
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Granted publication date: 20120111 Effective date of abandoning: 20130227 |
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