CN110094962A - A kind of combustion gas pump-type drying device - Google Patents
A kind of combustion gas pump-type drying device Download PDFInfo
- Publication number
- CN110094962A CN110094962A CN201910101647.6A CN201910101647A CN110094962A CN 110094962 A CN110094962 A CN 110094962A CN 201910101647 A CN201910101647 A CN 201910101647A CN 110094962 A CN110094962 A CN 110094962A
- Authority
- CN
- China
- Prior art keywords
- solution
- air
- pump
- regenerator
- dehumidifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001035 drying Methods 0.000 title claims abstract description 33
- 239000000567 combustion gas Substances 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 4
- 239000003546 flue gas Substances 0.000 claims description 28
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 17
- 238000002485 combustion reaction Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000002918 waste heat Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000007791 dehumidification Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/06—Air heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
- F26B21/086—Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
Abstract
The invention discloses a kind of combustion gas pump-type drying devices, dehumidifier, condenser and hothouse including being successively made up of circuit pipeline;Pipeline of the hothouse close to one end of condenser is air supply tube, and the pipeline that the other end is is air-exhausting duct and backwind tube;The port of air-exhausting duct is in communication with the outside for air draft, and middle section is connected to backwind tube, and backwind tube is equipped with outside air access port, and the dry air and outside air in backwind tube are mixed into dehumidifier.The device drives heat pump cycle using IC engine, and IC engine waste heat is utilized, and the variation of drying temperature wide scope, the defect for overcoming current heat pump drying temperature regulating range narrow may be implemented.
Description
Technical field
The invention belongs to heat pump assembly technical field more particularly to a kind of combustion gas pump-type drying devices.
Technical background
Heat pump assembly has many advantages, such as energy conservation, safety and environmental protection.With people to energy conservation and environmental protection pay attention to day by day,
Heat pump drying device is applied in the drying of the materials such as seed, timber or medicinal material.But common drying temperature is 50
DEG C or so, for unclassified stores such as fillet etc. if need higher temperature to be dried.
Heating method is usually again with steam heating, fuel Heating or multiple groups compressor heat pump drying.These conventional heat pumps
Dry energy utilization rate is lower.Therefore, it is necessary to a kind of combustion gas heat pump drying devices with meet demand.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides combustion gas pump-type drying device, realize that wide scope temperature is dry simultaneously
And the energy is made full use of, generate environmental benefit.
The technical solution of the present invention is as follows: a kind of combustion gas pump-type drying device, including successively constituting removing for circuit by pipeline
Wet device, condenser and hothouse;Pipeline of the hothouse close to one end of the condenser is air supply tube, the pipe that the other end is
Road is air-exhausting duct and backwind tube;The port of the air-exhausting duct is in communication with the outside for air draft, and middle section is connected to the backwind tube,
The backwind tube is equipped with outside air access port, and the dry air and outside air in backwind tube are mixed into dehumidifier.
Further, the air supply tube is equipped with pressure fan;The exhaust pipe is equipped with exhaust blower.
It further, further include throttle valve, evaporator and compressor;The condenser successively with throttle valve, evaporator,
Compressor connection forming circuit constitutes heat pump system.
It further, further include internal combustion engine and flue gas pump;One end of the internal combustion engine is connect with compressor, another
End is connected with flue gas pump;The flue gas pump is equipped with the first flue gas discharge opening;The internal combustion engine and flue gas pump
Between be equipped with the second flue gas discharge opening.
Further, the air supply tube is equipped with the branch that is used to adjust temperature arranged side by side with it, and the branch road is set
There is after-heater;The after-heater flue gas pump connection forming circuit, circuit is equipped with water pump P 5
It further, further include heat exchanger, solution regenerator, high-temperature heat-exchanging and heat exchanger;The heat exchanger setting
It is formed into a loop between the dehumidifier and solution regenerator, one end of the high-temperature heat-exchanging is connect with solution regenerator, separately
One end is connect with internal combustion engine;One end of the heat exchanger is connect with the dehumidifier, and the other end is connect with the evaporator.
Further, dehumidification solution is equipped between the dehumidifier and heat exchanger to pump;The solution regenerator and high temperature
Actified solution pump is equipped with before heat exchanger;Solution heat pump is equipped between the high temperature heater (HTH) and internal combustion engine;The heat exchanger
Solution cooling pump is equipped between evaporator.
It further, further include regenerator spray head and dehumidifier spray head, the regenerator spray head and high-temperature heat-exchanging connect
It connects and is set to solution regenerator inner upper;The dehumidifier spray head and heat exchanger two and and it is set to the inside of dehumidifier
Top.
The utility model has the advantages that
A kind of combustion gas pump-type drying device of the invention, the advantage is that: firstly, evaporator will not frosting, can be used for
Low ambient temperature is dry.Secondly, using tertiary treatment to air, realizes that drying temperature can be changed with wide scope, meet a variety of objects
The drying demand of material.Finally, internal combustion engine uses natural gas, the off-gas recovery generated is utilized, and improves the rate rate of natural gas.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Appended drawing reference:
F1- pressure fan, F2- exhaust blower, A1- outside air, P1- dehumidification solution pump, P2- actified solution pump, P3- solution add
Heat pump, P4- solution cooling pump, A2- mixed once air, A3- primary drying air, A4- primary heating air, A5- bis- times plus
Air, B2- return air is discharged in hot-air, bis- mixing airs of A6-, B1-, and 1- shunts air, 2- reheating air, 3-
After-heater, 4- flue gas heater, 5- IC engine, 6- compressor, 7- condenser, 8- throttle valve, 9- evaporator, 10- cylinder sleeve
Heat exchanger, 11- solution heater B, 12- solution regenerator, 13- regenerator spray head, 14- regenerator, 15- solution cooler,
16- dehumidifier spray head, 17- dehumidifier, 18- air supply tube, 19- air-exhausting duct, 20- backwind tube.
Specific embodiment:
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification of kind equivalent form falls within the application range as defined in the appended claims.
As shown in Figure 1.A kind of combustion gas pump-type drying device, the dehumidifier 17, cold including being successively made up of circuit pipeline
Condenser 7 and hothouse;Pipeline of the hothouse close to one end of condenser is air supply tube 18, and the pipeline that the other end is is air-exhausting duct 19
With backwind tube 20;The port of air-exhausting duct 19 is in communication with the outside for air draft, and middle section is connected to backwind tube 20, on backwind tube 20
Equipped with outside air access port, dry air and outside air in backwind tube 20 are mixed into dehumidifier 17.On air supply tube 18
Equipped with pressure fan 1;Exhaust pipe 19 is equipped with exhaust blower B2.
It further include throttle valve 8, evaporator 9 and compressor 10;Condenser 7 successively with throttle valve 8, evaporator 9, compressor
10 connection forming circuits constitute heat pump system.
It further include internal combustion engine 5 and flue gas pump 4;One end of internal combustion engine 5 is connect with compressor 10, and the other end adds with flue gas
Heat pump 4 connects;Flue gas pump 4 is equipped with the first flue gas discharge opening;The second cigarette is equipped between internal combustion engine 5 and flue gas pump 4
Gas outlet.
Air supply tube 18 is equipped with the branch that is used to adjust temperature arranged side by side with it, and branch road is equipped with after-heater 3;It is secondary
3 flue gas heater 4 of heater connection forming circuit, circuit is equipped with water pump P 5.
It further include regenerator 14, solution regenerator 12, solution heater 11 and solution cooler 15;The setting of regenerator 14 exists
It is formed into a loop between dehumidifier and solution regenerator 12, one end of solution heater 11 is connect with solution regenerator 12, the other end
It is connect with internal combustion engine;One end of solution cooler 15 is connect with dehumidifier 17, and the other end is connect with evaporator 9.
Solution pump P1 is equipped between dehumidifier 17 and regenerator 14;It is equipped with before solution regenerator 12 and solution heater 11
Solution pump P2;Solution pump P3 is equipped between solution heater 11 and internal combustion engine 5;It is equipped between solution cooler 15 and evaporator 9
Solution pump P4.
It further include regenerator spray head 12 and dehumidifier spray head 16, regenerator spray head 12 connect and is arranged with solution heater 11
In 12 inner upper of solution regenerator;Dehumidifier spray head 16 and solution cooler 15 and the inner upper for being set to dehumidifier 16.
The present apparatus includes that drying system, solution recycle system, heat pump system and smoke waste heat utilization system are constituted.
The operational process of drying system is as follows: 18 dry air of air supply tube is sent into hothouse by blower F1, and air draft is by air draft
Machine F2 extraction, a part are discharged in outside air, and another part is mixed by 20 return air of backwind tube and outside air A1, warp
After crossing dehumidifier 17, temperature is slightly increased, and becomes dry air A3, is heated by condenser 7, air becomes A4, according to drying
Indoor required temperature, air A4 a part shunt, and another part air is heated by after-heater 3, are then mixed into A6, quilt
Blower F1 sucking.
Wherein dehumidifier 17 is a part of solution recycle system, solution recycle system by dehumidifier 17, regenerator 12, change
Hot device 14, heater 11, cooler 15, dehumidifying pump P1, actified solution pump P2 composition.Between solution cooler 15 and evaporator 9
By coolant pump P4 by solution pump P1 pump come concentrated solution cool down, then cold concentrated solution is sprayed onto dehumidifier 17 by spray head 16
In, the moisture for flowing through air therein is absorbed by solution, and solution concentration reduces, and temperature increases, and is discharged from lower part, into regenerator
14, weak solution cooling will be carried out to obtain from regenerator 12, while weak solution is heated by concentrated solution, subsequently into regenerator 11, solution pump
Weak solution is pumped into solution heater 11 by P2, and P3 driving catalyst carrier water follows between cylinder jacket heating device 10 and solution heater 11
Ring is completed to heat weak solution, and the weak solution that then spray head 13 will heat up sprays into regenerator 12, and contained humidity is flowed in solution
The air for crossing filler absorbs, and weak solution concentration reduces, and solution thickens, and then flows into regenerator 14, is re-used for mixing air
Dehumidifying.
Heat pump system is made of compressor 6, condenser 7, throttle valve 8, evaporator 9, and compressor 6 is straight by combustion gas IC engine 5
Driving is connect, heat pump is directly to absorb heat from solution dehumidification heat release, indirectly further includes the cooling heat release heat of cylinder sleeve.Combustion gas and combustion gas
Pipeline connection.
The course of work of smoke waste heat utilization system is: flue gas is expelled directly out by IC engine 5.Flue gas heater 4 gives heat-carrying
Agent heating, catalyst carrier heat in auxiliary air heater 3 to air.
Evaporator will not frosting, it is dry to be suitable for low ambient temperature.Heat pump drying is usually that evaporator is used to absorb from environment
Heat, and the technical program evaporator is cooling for dehumidification solution, is not in frosting.
Drying temperature can be changed with wide scope.This programme uses tertiary treatment to air, and level-one is dehumidifying technology, Air Temperature
Degree increases, and humidity is reduced, but if adjusting evaporator temperature, then air can cool down in dehumidifier, and humidity can also be with
Adjustment, it is main by adjusting pump variable frequency P4 revolving speed, adjust 15 cooling capacity of solution cooler.Then by heat pump condenser into
The heating of one step, is heated finally by flue gas catalyst carrier, and flue gas heating this patent drives water in flue gas by water pump P 5
Recycled between device (4) and after-heater (3), water cooled flue gas process simultaneously recovered flue gas sensible heat and wherein vapor dive
Heat.
The device drives heat pump cycle using IC engine, and IC engine waste heat is utilized, and it is wide that drying temperature may be implemented
Range, the defect for overcoming current heat pump drying temperature regulating range narrow.
Claims (8)
1. a kind of combustion gas pump-type drying device, it is characterised in that: the dehumidifier (17), cold including being successively made up of circuit pipeline
Condenser (7) and hothouse;Pipeline of the hothouse close to one end of the condenser is air supply tube (18), the pipeline of the other end
For air-exhausting duct (19) and backwind tube (20);The port of the air-exhausting duct (19) is in communication with the outside for air draft, wherein air-exhausting duct with
The connection of described backwind tube (20) one end, the other end is equipped with outside air access port on the backwind tube (20), in backwind tube (20)
Dry air and outside air be mixed into dehumidifier (17).
2. combustion gas pump-type drying device according to claim 1, it is characterised in that: the air supply tube (18) is equipped with air-supply
Machine (F1);The exhaust pipe (19) is equipped with exhaust blower (F2).
3. combustion gas pump-type drying device according to claim 1, it is characterised in that: further include throttle valve (8), evaporator (9)
With compressor (6);The condenser (7) successively connect forming circuit with throttle valve (8), evaporator (9), compressor (6) and constitutes
Heat pump system.
4. combustion gas pump-type drying device according to claim 3, it is characterised in that: further include that internal combustion engine (5) and flue gas add
Hot device (4);One end of the internal combustion engine (5) is connect with compressor (6), and the other end is connect with flue gas heater (4);The flue gas
Heater (4) is equipped with the first flue gas discharge opening;The second flue gas is equipped between the internal combustion engine (5) and flue gas pump (4) to arrange
Outlet.
5. combustion gas pump-type drying device according to claim 4, it is characterised in that: the air supply tube (18) is equipped with and it
The branch for being used to adjust temperature arranged side by side, the branch road are equipped with after-heater (3);The after-heater (3) and flue gas
Heat pump (4) connection forming circuit, circuit is equipped with water pump P 5.
6. combustion gas pump-type drying system according to claim 4, it is characterised in that: further include regenerator (14), solution again
Raw device (12), solution heater (11) and solution cooler (15);The regenerator (14) is arranged in the dehumidifier and solution
Regenerator is formed into a loop between (12), and one end of the solution heater (11) is connect with solution regenerator (12), the other end with
Internal combustion engine connection;One end of the solution cooler (15) is connect with the dehumidifier (17), the other end and the evaporator (9)
Connection.
7. combustion gas pump-type drying system according to claim 6, it is characterised in that: the dehumidifier (17) and regenerator
(14) solution pump (P1) is equipped between;Solution pump (P2) is equipped with before the solution regenerator (12) and high-temperature heat-exchanging (11);
Water pump (P3) is equipped between the solution heater (11) and internal combustion engine (5);The solution cooler (15) and evaporator (9) it
Between be equipped with solution pump (P4).
8. combustion gas pump drying system according to claim 6, it is characterised in that: further include regenerator spray head (13) and dehumidifying
Device spray head (16), the regenerator spray head (13) connect with solution heater (11) and are set on solution regenerator (12) inside
Side;The dehumidifier spray head (16) connect with solution cooler (15) and is set to the inner upper of dehumidifier (16).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910101647.6A CN110094962B (en) | 2019-01-30 | 2019-01-30 | Gas pump type drying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910101647.6A CN110094962B (en) | 2019-01-30 | 2019-01-30 | Gas pump type drying device |
Publications (2)
Publication Number | Publication Date |
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CN110094962A true CN110094962A (en) | 2019-08-06 |
CN110094962B CN110094962B (en) | 2024-04-12 |
Family
ID=67443828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910101647.6A Active CN110094962B (en) | 2019-01-30 | 2019-01-30 | Gas pump type drying device |
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CN (1) | CN110094962B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111043793A (en) * | 2019-12-17 | 2020-04-21 | 上海理工大学 | Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit |
CN112268449A (en) * | 2020-09-30 | 2021-01-26 | 山东省食品发酵工业研究设计院 | Gas engine air source heat pump unit, drying device, drying system and method |
CN113154867A (en) * | 2021-05-08 | 2021-07-23 | 江苏方天电力技术有限公司 | Humiture divides accuse gas heat pump drying system |
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CN112268449A (en) * | 2020-09-30 | 2021-01-26 | 山东省食品发酵工业研究设计院 | Gas engine air source heat pump unit, drying device, drying system and method |
CN113154867A (en) * | 2021-05-08 | 2021-07-23 | 江苏方天电力技术有限公司 | Humiture divides accuse gas heat pump drying system |
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