CN104110943B - A kind of air energy secondary Waste Heat Recovery drying dehumidification system - Google Patents
A kind of air energy secondary Waste Heat Recovery drying dehumidification system Download PDFInfo
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- CN104110943B CN104110943B CN201410324986.8A CN201410324986A CN104110943B CN 104110943 B CN104110943 B CN 104110943B CN 201410324986 A CN201410324986 A CN 201410324986A CN 104110943 B CN104110943 B CN 104110943B
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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
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Abstract
A kind of air energy secondary Waste Heat Recovery drying dehumidification system, comprise baking room and heat pump drying dehumidification equipment, baking room is divided into the first baking zone and the second baking zone, two ends in baking room are respectively equipped with heat pump drying dehumidification equipment, heat pump drying dehumidification equipment comprises main frame, be located at the indoor condenser in baking room, be located at the outdoor evaporator outside drying baker, blower fan group and waste heat recoverer, blower fan group and the indoor condenser at baking room two ends are in different baking zones respectively, described waste heat recoverer comprises some air intake sheet metals and air-out sheet metal, described air intake sheet metal and air-out sheet metal spaced apart, air intake passage is formed between adjacent air intake sheet metal, air-out passage is formed between adjacent air-out sheet metal, utilize and be in the blower fan group of different baking zone and dividing plate forms horizontal cyclic wind path in baking room, the heat pump drying dehumidification equipment being in different baking zone is utilized to carry out heating and dehumidification to air, make in baking room, to form hot blast dehumidifying circulation wind path.
Description
Technical field
The present invention relates to dryer, especially a kind of air energy secondary Waste Heat Recovery drying dehumidification system.
Background technology
The advantages such as high-temperature dryer is widely used in every field, comprises agricultural product, chemical products, and hardware products etc. has energy resource consumption few, and environmental pollution is little, applied widely.Existing drying dehumidification system comprises the heat pump drying dehumidifier of baking room and effect thermal source, heat pump drying dehumidifier comprises evaporimeter, compressor, intensification condenser and electric expansion valve, evaporimeter comprises outer evaporimeter and dehumidifying evaporimeter, cross valve is connected with outside compressor, the path of cross valve connects intensification condenser respectively, gas-liquid separator, outer evaporimeter in parallel and dehumidifying evaporimeter, one end of electric expansion valve connects intensification condenser, the other end of electric expansion valve connects outer evaporimeter in parallel and dehumidifying evaporimeter, the outside of outer evaporimeter and dehumidifying evaporimeter is provided with magnetic valve, check valve is provided with between dehumidifying evaporimeter and cross valve 6, electric expansion valve is parallel with and unloads pressure electromagnetic valve.It dries principle: by heat pump drying dehumidifier, hot blast is sent into baking room, drying dehumidification is carried out to the product in baking room, complete the hot blast after oven dry and become moist owing to absorbing the moisture of product, system cannot recycle the used heat of this part, often it is directly discharged outside baking room, thus cause the waste of resource, so the power consumption of existing heat pump drying dehumidification system is larger.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of air energy secondary Waste Heat Recovery drying dehumidification system, and make full use of Waste Heat Recovery, system is energy-conserving and environment-protective more.
1. for solving the problems of the technologies described above, technical scheme of the present invention is: a kind of air energy secondary Waste Heat Recovery drying dehumidification system, comprise baking room and be located at the heat pump drying dehumidification equipment in described baking room, it is characterized in that: described baking room is rectangle, in baking room, centre position is along its length provided with dividing plate, baking room is divided into two drying areas by described dividing plate, the first baking zone and the second baking zone, two ends in described baking room are respectively equipped with heat pump drying dehumidification equipment, described heat pump drying dehumidification equipment comprises main frame, be located at the indoor condenser in baking room, be located at the outdoor evaporator outside drying baker, blower fan group and waste heat recoverer, blower fan group and the indoor condenser at baking room two ends are in different baking zones respectively, described waste heat recoverer comprises some air intake sheet metals and air-out sheet metal, described air intake sheet metal and air-out sheet metal spaced apart, air intake passage is formed between adjacent air intake sheet metal, air-out passage is formed between adjacent air-out sheet metal, outside normal temperature air enters baking room by described air intake passage, moist hot air in baking zone discharges baking room by air-out passage, moist hot air can heat air intake sheet metal through waste heat recoverer, extraneous air will be preheated by during air intake sheet metal, again heated by indoor condenser by the air of waste heat recoverer preheating, send in baking zone finally by blower fan group, thermal source as outdoor evaporator after discharging baking room by the moist hot air of waste heat recoverer utilizes again, and realize secondary Waste Heat Recovery, the condensate pipe of outdoor evaporator is communicated with the condensate pipe of indoor condenser, described blower fan group comprises installing plate, and described installing plate is provided with multiple stage low-power fan, and described blower fan is arranged in array and covers whole drying area cross section, utilize and be in the blower fan group of different baking zone and dividing plate forms horizontal cyclic wind path in baking room, utilize the heat pump drying dehumidification equipment being in different baking zone to carry out heating and dehumidification to air, make in baking room, to form hot blast dehumidifying circulation wind path, constantly there is ozone to enter in horizontal cyclic wind path and air with fraction waste heat is discharged, to guarantee the circulation of air in baking room, when being with the air had surplus heat to discharge baking room, carry out heat exchange, to reduce energy consumption.
As improvement, bottom described dividing plate, be provided with roller, the interval layout in convenient change baking room and the movement of material frame.
As improvement, described baking room is made up of polylith warming plate.
As improvement, described baking room is provided with sliding door.
As improvement, in described baking zone, establish the material frame for bearing material.
As improvement, the two ends of described baking room are provided with access door.
The beneficial effect that the present invention is compared with prior art brought is:
(1) fresh air outside before entering baking room first through waste heat recoverer, waste heat recoverer carries out preheating to fresh air, the air be preheated afterwards is heated again by the carrying out of indoor condenser again, so the energy consumption of indoor condenser can just be reduced, and the used heat of the energy source of waste heat recoverer after drying, the utilization once again of the energy played;
(2) the present invention is also provided with outdoor evaporator, the waste heat completing oven dry carries out first time waste heat recovery through waste heat recoverer, but still have the waste heat of very large portion not to be utilized, again recycle so arrange the waste heat of outdoor evaporator to this branch outside baking room, thus reduce the energy consumption of main frame;
(3) baking room of the present invention is divided into two baking zones in left and right, and drying dehumidification equipment is arranged on the two ends of baking room, forms the circulating air of horizontal movement in baking room, and the article therefore on wind path can be cooled uniformly;
(4) layout of blower fan is not when increasing the power of blower fan, and allow every one deck price frame, material have the same air quantity to pass through, air inlet/outlet channel sized is the same, avoids blower fan to work under negative pressure state, thus improves the efficiency of blower fan work.
Accompanying drawing explanation
Fig. 1 is top view of the present invention.
Fig. 2 is heat pump fundamental diagram.
Fig. 3 is waste heat recoverer structural representation.
Detailed description of the invention
Below in conjunction with Figure of description, the invention will be further described.
As shown in Figure 1, a kind of air energy secondary Waste Heat Recovery drying dehumidification system, the heat pump drying dehumidification equipment comprising baking room 1 and be located in described baking room 1.Described baking room 1 is rectangle, and described baking room 1 is made up of polylith warming plate, can design the baking room 1 of different size according to the actual requirements; Described baking room 1 side is provided with sliding door, and material passes in and out baking room by sliding door, also can be used for maintenance worker to enter baking room 1 and carries out maintenance use; The two ends of described baking room 1 are provided with access door, and this access door is used for overhauling the heat pump drying dehumidification equipment being arranged on baking room two ends; In baking room 1, centre position is along its length provided with dividing plate 9, and baking room 1 is divided into two drying areas by described dividing plate 9, and the first baking zone 2 and the second baking zone 3, can arrange castor bottom dividing plate 9, can move the general layout changed in baking room at any time.Establish the material frame 8 for bearing material in described baking zone, material frame 8 is sandwich construction, can bear more material, the moisture of material can be taken away, thus play the effect of oven dry when the hot blast on circulation wind path skims over material frame 8.
Two ends in described baking room 1 are respectively equipped with heat pump drying dehumidification equipment, and described heat pump drying dehumidification equipment comprises main frame, the indoor condenser 5 be located in baking room 1, the outdoor evaporator 6 be located at outside baking room 1, blower fan group 7 and waste heat recoverer 4.As described in Figure 2, main frame comprises compressor, vapour liquid separator, cross valve, reservoir and electric expansion valve, and the host work principle of heat pump drying dehumidification equipment of the present invention is prior art, no longer describes in detail.Blower fan group 7 and the indoor condenser 5 at baking room 1 two ends are in different baking zones respectively, to form the wind path of circulation; Described blower fan group 7 comprises installing plate 71, described installing plate 71 is provided with multiple stage blower fan 72, described blower fan 72 is arranged in array and covers whole drying area cross section, when not increasing the power of blower fan, every one deck price frame, material is allowed to have the same air quantity to pass through, air inlet/outlet channel sized is the same, avoids blower fan to work under negative pressure state, thus improves the efficiency of blower fan work.As shown in Figure 3, described waste heat recoverer 4 comprises some air intake sheet metals and air-out sheet metal, described air intake sheet metal and air-out sheet metal spaced apart, air intake passage 41 is formed between adjacent air intake sheet metal, air-out passage 42 is formed between adjacent air-out sheet metal, extraneous air enters baking room 1 by described air intake passage 41, moist hot air in baking zone discharges baking room 1 by air-out passage 42, moist hot air can heat air intake sheet metal when waste heat recoverer 4, and extraneous air will be preheated by during air intake sheet metal; Again heated by indoor condenser 5 by the air of waste heat recoverer 4 preheating, send in baking zone finally by blower fan group 7; Thermal source as outdoor evaporator 6 after discharging baking room 1 by the moist hot air of waste heat recoverer 4 utilizes again, and realize secondary Waste Heat Recovery, the condensate pipe of outdoor evaporator 6 is communicated with the condensate pipe of indoor condenser 5.Utilize and be in the blower fan group 7 of different baking zone and dividing plate 9 forms horizontal cyclic wind path baking room 1 in, utilize the heat pump drying dehumidification equipment being in different baking zone to carry out heating and dehumidification to air, formation hot blast in baking room 1 is dehumidified circulation wind path.
Fresh air outside of the present invention enters baking room 1 before first through waste heat recoverer 4, waste heat recoverer 4 pairs of fresh airs carry out preheating, the air be preheated afterwards is heated again by the carrying out of indoor condenser again, so the energy consumption of indoor condenser can just be reduced, and the used heat of the energy source of waste heat recoverer after drying, the utilization once again of the energy played.
The present invention is also provided with outdoor evaporator 6, the waste heat completing oven dry carries out first time waste heat recovery through waste heat recoverer, but still have the waste heat of very large portion not to be utilized, again recycle so arrange the waste heat of outdoor evaporator 6 to this branch outside baking room 1, thus reduce the energy consumption of main frame.
Baking room of the present invention is divided into two baking zones 2,3 in left and right, and drying dehumidification equipment is arranged on the two ends of baking room, forms the circulating air of horizontal movement in baking room, and the article therefore on wind path can be cooled uniformly.
Claims (6)
1. an air energy secondary Waste Heat Recovery drying dehumidification system, comprise baking room and be located at the heat pump drying dehumidification equipment in described baking room, it is characterized in that: described baking room is rectangle, in baking room, centre position is along its length provided with dividing plate, baking room is divided into two drying areas by described dividing plate, the first baking zone and the second baking zone, two ends in described baking room are respectively equipped with heat pump drying dehumidification equipment, described heat pump drying dehumidification equipment comprises main frame, be located at the indoor condenser in baking room, be located at the outdoor evaporator outside baking room, blower fan group and waste heat recoverer, blower fan group and the indoor condenser at baking room two ends are in different baking zones respectively, described waste heat recoverer comprises some air intake sheet metals and air-out sheet metal, described air intake sheet metal and air-out sheet metal spaced apart, air intake passage is formed between adjacent air intake sheet metal, air-out passage is formed between adjacent air-out sheet metal, outside normal temperature air enters baking room by described air intake passage, moist hot air in baking zone discharges baking room by air-out passage, moist hot air can heat air intake sheet metal through waste heat recoverer, extraneous air will be preheated by during air intake sheet metal, again heated by indoor condenser by the air of waste heat recoverer preheating, send in baking zone finally by blower fan group, thermal source as outdoor evaporator after discharging baking room by the moist hot air of waste heat recoverer utilizes again, and realize secondary Waste Heat Recovery, the condensate pipe of outdoor evaporator is communicated with indoor condensate pipe, described blower fan group comprises installing plate, and described installing plate is provided with multiple stage low-power fan, and described blower fan is arranged in array and covers whole drying area cross section, utilize and be in the blower fan group of different baking zone and dividing plate forms horizontal cyclic wind path in baking room, utilize the heat pump drying dehumidification equipment being in different baking zone to carry out heating and dehumidification to air, make in baking room, to form hot blast dehumidifying circulation wind path, constantly there is ozone to enter in horizontal cyclic wind path and air with fraction waste heat is discharged, to guarantee the circulation of air in baking room, when being with the air had surplus heat to discharge baking room, carry out heat exchange, to reduce energy consumption.
2. a kind of air energy secondary Waste Heat Recovery drying dehumidification system according to claim 1, is characterized in that: be provided with roller bottom described dividing plate.
3. a kind of air energy secondary Waste Heat Recovery drying dehumidification system according to claim 1, is characterized in that: described baking room is made up of polylith warming plate.
4. a kind of air energy secondary Waste Heat Recovery drying dehumidification system according to claim 1, is characterized in that: described baking room is provided with sliding door.
5. a kind of air energy secondary Waste Heat Recovery drying dehumidification system according to claim 1, is characterized in that: establish the material frame for bearing material in described baking zone.
6. a kind of air energy secondary Waste Heat Recovery drying dehumidification system according to claim 1, is characterized in that: the two ends of described baking room are provided with access door.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410324986.8A CN104110943B (en) | 2014-07-09 | 2014-07-09 | A kind of air energy secondary Waste Heat Recovery drying dehumidification system |
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| CN201410324986.8A CN104110943B (en) | 2014-07-09 | 2014-07-09 | A kind of air energy secondary Waste Heat Recovery drying dehumidification system |
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| CN104110943A CN104110943A (en) | 2014-10-22 |
| CN104110943B true CN104110943B (en) | 2016-01-13 |
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| CN105627727A (en) * | 2015-12-24 | 2016-06-01 | 衡山县逢缘草艺开发有限责任公司 | Drying system |
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| CN106766748A (en) * | 2017-02-07 | 2017-05-31 | 福建启农新能源科技有限公司 | Voluntarily circulate drying system |
| CN107101471A (en) * | 2017-06-12 | 2017-08-29 | 东莞市科信新能源设备有限公司 | A kind of air-source integral type drying dehumidifier and system |
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| CN108800771A (en) * | 2018-07-06 | 2018-11-13 | 中山市碧朗节能设备有限公司 | A kind of drying system with heat recovery function |
| CN110926129A (en) * | 2018-09-19 | 2020-03-27 | 宁夏源泉农林生态科技有限公司 | Closed double-channel 360-degree circulating dehumidification drying room |
| CN108844315B (en) * | 2018-09-27 | 2024-04-26 | 广州市同益新能源科技有限公司 | Drying device |
| CN112936542A (en) * | 2021-03-04 | 2021-06-11 | 荆州三迪建筑科技有限公司 | Paperless gypsum board drying system |
| CN115540577A (en) * | 2022-10-17 | 2022-12-30 | 安徽金锡机械科技有限公司 | Air source heat pump backheating energy-saving device and heat pump system thereof |
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| CN1052531A (en) * | 1988-12-02 | 1991-06-26 | 奥马蒂***公司 | Utilize steam to produce the method and apparatus of power |
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| CN203231585U (en) * | 2013-04-02 | 2013-10-09 | 广州凯能电器科技有限公司 | Directly-heated type air source heat pump |
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