CN102823932B - Totally enclosed type hot air circulating bulk curing barn - Google Patents

Totally enclosed type hot air circulating bulk curing barn Download PDF

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Publication number
CN102823932B
CN102823932B CN201210326836.1A CN201210326836A CN102823932B CN 102823932 B CN102823932 B CN 102823932B CN 201210326836 A CN201210326836 A CN 201210326836A CN 102823932 B CN102823932 B CN 102823932B
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China
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air
new wind
wet gas
dividing
gas current
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Expired - Fee Related
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CN201210326836.1A
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Chinese (zh)
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CN102823932A (en
Inventor
罗会龙
彭金辉
陈小开
刘显瑞
李超
崔国民
邓建华
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Kunming University of Science and Technology
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Kunming University of Science and Technology
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Abstract

The invention relates to a totally enclosed type hot air circulating bulk curing barn belonging to the technical field of tobacco curing. A recuperative air cooling dehumidifier, a dehumidifying airflow outlet pipe, a fresh air outlet pipe, a dehumidifying airflow fan, a fresh air inlet pipe, a water drain pipe and a fresh air fan are additionally arranged in a totally enclosed type hot air circulating bulk curing barn; and meanwhile, a humidity-discharging opening is removed. With the adoption of the totally enclosed type hot air circulation, all the hot air in the bulk curing barn is recycled; and when dehumidifying the bulk curing barn, the tobacco fragrance component volatilized in the tobacco leaf curing process and other gas components which are beneficial to enhancing tobacco leaf curing quality can be fixed in the bulk curing barn. Compared with the existing bulk curing barn, the bulk curing barn provided by the invention not only can avoid the loss of waste heat of the dehumidifying airflow but also can effectively enhance the tobacco curing quality.

Description

A kind of closed heated air circulation dense barn
Technical field
The present invention relates to a kind of closed heated air circulation dense barn, belong to tobacco modulation technique field.
Background technology
Baking is the key factor that determines quality of tobacco and availability.Advanced baking equipment for preparatory treatment of tobacco is the baking process of accurately realizing science, the basis of improving quality of tobacco, reducing labour intensity and production cost.Compared with traditional baking chamber, the main feature of intensive baking room comprises: 1) dress cigarette capacity is large, is 2-3 times of traditional flue-curing barn smoke filling density; 2) use breeze fan to carry out forced ventilation; 3) hot air circulation; 4) humiture controllability is strong.Because intensive baking room has These characteristics, cigarette district is widely used throughout the country at present.But the bulk curing barn using at present adopts open hydrofuge mode, in the hydrofuge stage of tobacco flue-curing, a large amount of moisture-removing air-flows are directly discharged to outdoor.The result of study of Yunnan Academy of Tobacco Agricultural Science's Cui Guomin shows, carries the gas componant that a large amount of Changing Regulation of Aroma Materials and other more than ten kind are of value to raising tobacco flue-curing quality in these moisture-removing air-flows.Thereby, the bulk curing barn using at present, easily there is the phenomenons such as color is light, smooth in the tobacco leaf after roasting, causes oil content, perfume quantity etc. to reduce etc., affects quality of tobacco.
In addition, aspect baking power consumption, the bulk curing barn using at present adopts open hydrofuge mode, not only causes the loss of a large amount of Changing Regulation of Aroma Materials, also causes the loss of a large amount of moisture-removing air-flow waste heats simultaneously.Therefore, the capacity usage ratio of the bulk curing barn of present stage is generally lower, makes the energy consumption of tobacco flue-curing high, and the coal consumption of every kilogram of dry tobacco leaf is about 1.5~2.0 kg.
Therefore, a kind of bulk curing barn that adopts closed hot air circulation of necessary design, not only can reduce baking quality of tobacco, and can avoid the loss of bulk curing barn dehumidifying airflow waste heat.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of closed heated air circulation dense barn, the Changing Regulation of Aroma Materials volatilizing in Tobacco Leaf Curing and other gas componant that is of value to raising tobacco flue-curing quality are fixed in bulk curing barn, thereby improve baking quality of tobacco; And avoid the loss of existing bulk curing barn dehumidifying airflow waste heat, to realize the energy-saving and emission-reduction of tobacco flue-curing.
For realizing goal of the invention, the technical solution used in the present invention: a kind of closed heated air circulation dense barn, is made up of cigarette-filling house 1, heating clamber 2, hot blast air outlet 3, barn hot air circulation blower 4, coal-fired hot-blast stove 5, hot blast return air inlet 13, temperature sensor 14, humidity sensor 15, controller 16; In closed heated air circulation dense barn, set up the air-cooled dehumidifier 6 of dividing wall type, except wet gas current discharge pipe 7, new wind discharge pipe 8, except wet gas current blower fan 9, new wind blast pipe 10, drainpipe 11, new wind blower fan 12, new wind air inlet joint 27, new wind fan outlet joint 28, except wet gas current air inlet joint 29, except wet gas current fan outlet joint 30; While is also cancelled moisture exhausting port 31; The air-cooled dehumidifier 6 of dividing wall type is made up of insulation shell 17, dehumidifying air stream outlet 18, wall-type heat exchange assembly 19, new wind entrance 20, support 21, water seal 22, discharge outlet 23, condensed water water-collecting tray 24, new wind outlet 25, dehumidifying air flow inlet 26; The air-cooled dehumidifier 6 of dividing wall type is fixed on the bottom of heating clamber 2, the position of next-door neighbour's hot blast return air inlet 13; New wind blast pipe 10 one end are connected with the new wind entrance 20 of the air-cooled dehumidifier 6 of dividing wall type, and the other end is placed in heating clamber 2 outsides; New wind air inlet joint 27 is connected with the new wind outlet 25 of the air-cooled dehumidifier 6 of dividing wall type, and new wind fan outlet joint 28 is connected with one end of new wind discharge pipe 8; New wind discharge pipe 8 other ends are placed in heating clamber 2 outsides; Dehumidifying air flow inlet 26 is open in heating clamber 2; Except wet gas current air inlet joint 29 is connected with the dehumidifying air stream outlet 18 of the air-cooled dehumidifier 6 of dividing wall type, except wet gas current fan outlet joint 30 is connected with the one end except wet gas current discharge pipe 7; Except the other end of wet gas current discharge pipe 7 is open to heating clamber 2 inside; New wind blower fan 12 be placed in heating clamber 2 inside except wet gas current blower fan equal 9; Condensed water water-collecting tray 24 is established in the bottom of the air-cooled dehumidifier 6 of dividing wall type, and water seal 22 is connected with condensed water water-collecting tray 24 by discharge outlet 23; One end of drainpipe 11 is connected with water seal 22, and the other end is placed in the outside of heating clamber 2.
The heat-exchanging component 19 of the air-cooled dehumidifier 6 of described dividing wall type adopts counter-flow heat exchange version.
The invention has the beneficial effects as follows: adopt closed hot air circulation, hot-air in bulk curing barn all recycles, in the time of barn hydrofuge, the Changing Regulation of Aroma Materials volatilizing and other gas componant that is of value to raising tobacco flue-curing quality can be fixed in bulk curing barn in Tobacco Leaf Curing; Compared with existing bulk curing barn, not only can avoid the loss of moisture-removing air-flow waste heat, and can effectively improve baking quality of tobacco.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the air-cooled dehumidifier structure of dividing wall type of the present invention connection diagram.
In figure: 1-cigarette-filling house, 2-heating clamber, 3-hot blast air outlet, 4-barn hot air circulation blower, 5-coal-fired hot-blast stove, the air-cooled dehumidifier of 6-dividing wall type, 7-is except wet gas current discharge pipe, the new wind discharge pipe of 8-, 9-is except wet gas current blower fan, the new wind blast pipe of 10-, 11-drainpipe, the new wind blower fan of 12-, 13-hot blast return air inlet, 14-temperature sensor, 15-humidity sensor, 16-controller, 17-insulation shell, the 18-air stream outlet that dehumidifies, 19-wall-type heat exchange assembly, the new wind entrance of 20-, 21-support, 22-water seal, 23-discharge outlet, 24-condensed water water-collecting tray, the new wind outlet of 25-, the 26-air flow inlet that dehumidifies, the new wind air inlet of 27-joint, the new wind fan outlet of 28-joint, 29-is except wet gas current air inlet joint, 30-is except wet gas current fan outlet joint, 31-moisture exhausting port.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in more detail with concrete occupation mode, to facilitate the technical staff to understand.
As shown in Fig. 1: a kind of closed heated air circulation dense barn, is made up of cigarette-filling house 1, heating clamber 2, hot blast air outlet 3, barn hot air circulation wind 4 machines, coal-fired hot-blast stove 5, hot blast return air inlet 13, temperature sensor 14, humidity sensor 15, controller 16 parts; In closed heated air circulation dense barn, set up the air-cooled dehumidifier 6 of dividing wall type, except wet gas current discharge pipe 7, new wind discharge pipe 8, except wet gas current blower fan 9, new wind blast pipe 10, drainpipe 11, new wind blower fan 12, new wind air inlet joint 27, new wind fan outlet joint 28, except wet gas current air inlet joint 29, except wet gas current fan outlet joint 30; While is also cancelled moisture exhausting port 31.The air-cooled dehumidifier 6 of dividing wall type is made up of insulation shell 17, dehumidifying air stream outlet 18, wall-type heat exchange assembly 19, new wind entrance 20, support 21, water seal 22, discharge outlet 23, condensed water water-collecting tray 24, new wind outlet 25, dehumidifying air flow inlet 26; The air-cooled dehumidifier of dividing wall type that the air-cooled dehumidifier 6 of dividing wall type is Automatic Control.
The heat-exchanging component 19 of the air-cooled dehumidifier 6 of dividing wall type adopts counter-flow heat exchange version, can be formed by smooth metal or nonmetal sheet metal assembly, forms corrugated plating intersection stack air duct, effectively to increase heat exchange area.
The air-cooled dehumidifier 6 of dividing wall type is fixed on the bottom of heating clamber 2, the position of next-door neighbour's hot blast return air inlet 13.While needing hydrofuge, the hot wet gas current returning from the hot blast return air inlet 13 of cigarette-filling house 1 bottom, wherein a part is except entering and the air-cooled dehumidifier 6 of the dividing wall type of flowing through from dehumidifying air stream outlet 18 under the traction of wet gas current blower fan 9; Outdoor new wind enters and the air-cooled dehumidifier 6 of the dividing wall type of flowing through from new wind blast pipe 10 under the traction of new wind blower fan 12; In the wall-type heat exchange assembly 19 of the air-cooled dehumidifier 6 of dividing wall type, hot wet gas current and the cooling and condensation from outdoor new wind, condensed water drains into outdoor by drainpipe 11 after collecting by condensed water water-collecting tray 24; Hot wet gas current after dehumidified enters heating clamber 2, after coal-fired hot-blast stove 5 heating, again enters cigarette-filling house 1, to reduce the beneficiating ingredient losses such as conventional bulk curing barn dehumidifying airflow waste heat loss and Changing Regulation of Aroma Materials.
As shown in Fig. 2: new wind blast pipe 10 one end are connected with the new wind entrance 20 of the air-cooled dehumidifier 6 of dividing wall type, and the other end is placed in heating clamber 2 outsides; New wind air inlet joint 27 is connected with the new wind outlet 25 of the air-cooled dehumidifier 6 of dividing wall type, and new wind fan outlet joint 28 is connected with one end of new wind discharge pipe 8; New wind discharge pipe 8 other ends are placed in heating clamber 2 outsides; Dehumidifying air flow inlet 26 is open in heating clamber 2; Except wet gas current air inlet joint 29 is connected with the dehumidifying air stream outlet 18 of the air-cooled dehumidifier 6 of dividing wall type, except wet gas current fan outlet joint 30 is connected with the one end except wet gas current discharge pipe 7; Except the other end of wet gas current discharge pipe 7 is open to heating clamber 2 inside; New wind blower fan 12 be placed in heating clamber 2 inside except wet gas current blower fan equal 9; Condensed water water-collecting tray 24 is established in the bottom of the air-cooled dehumidifier 6 of dividing wall type, and water seal 22 is connected with condensed water water-collecting tray 24 by discharge outlet 23; One end of drainpipe 11 is connected with water seal 22, and the other end is placed in the outside of heating clamber 2, outdoor thereby the moisture that air-cooled dividing wall type dehumidifier is removed drains into bulk curing barn in real time.
Temperature sensor 14 detects the air themperature in cigarette-filling house 1 in real time, according to the baking process of setting, controls in real time the heating load of coal-fired hot-blast stove 5; Humidity sensor 15 detects the relative humidity of air in cigarette-filling house in real time, according to the baking process of prior setting, if when the relative humidity of cigarette-filling house's 1 interior air reaches the setting value that needs hydrofuge, except wet gas current blower fan 9 and new wind blower fan 12 bring into operation automatically, after the cooling part Hot wet air heating from cigarette-filling house 1 of outdoor new wind, drain into outdoor through new wind discharge pipe 10; Separate out condensed water through the cooled Hot wet air heating of outdoor new wind, condensed water drains into outdoor via water seal 22, discharge outlet 23, drainpipe 11 successively after water-collecting tray 24 is collected, Hot wet air heating after dehumidifying is through reentering hot-blast stove heating except wet gas current discharge pipe 7, after heating, again send into cigarette-filling house 1, thereby realize closed hot air circulation.
The course of work of the present invention:
(1) humidity sensor 15 detects the relative humidity of cigarette-filling house's 1 interior air in real time.The air-cooled dehumidifier 6 of dividing wall type is by controlling
Device 16 Automatic Control;
(2) according to the baking process of setting in advance, when the relative humidity of cigarette-filling house's 1 interior air reaches the setting value that needs dehumidifying,
Under the effect of controller, except wet gas current blower fan 9 and new wind blower fan 12 bring into operation automatically; After the cooling part Hot wet air heating from cigarette-filling house 1 of outdoor new wind, drain into outdoor through new wind discharge pipe 8; Separate out condensed water through the cooled Hot wet air heating of outdoor new wind, it is outdoor that condensed water drains into bulk curing barn by water seal 22, discharge outlet 23 and drainpipe 11 after water-collecting tray 24 is collected; Hot wet air heating after dehumidifying heats through reentering coal-fired hot-blast stove 5 except wet gas current discharge pipe 7, again sends into cigarette-filling house 1, thereby realize closed hot air circulation after heating;
(3) relative humidity of cigarette-filling house's 1 interior air is prescribed a time limit lower than the lower of dehumidifying setting value, except wet gas current blower fan 9 and new wind blower fan
12 is automatically out of service.
The present invention is fixed on the Changing Regulation of Aroma Materials volatilizing in Tobacco Leaf Curing and other gas componant that is of value to raising tobacco flue-curing quality in bulk curing barn, thereby improves baking quality of tobacco; And avoid the loss of existing bulk curing barn dehumidifying airflow waste heat, to realize the energy-saving and emission-reduction of tobacco flue-curing.
The present invention describes by accompanying drawing, without departing from the present invention, can also carry out various conversion and be equal to replacement patent of the present invention, therefore, patent of the present invention is not limited to disclosed specific implementation process, and should comprise the whole embodiments that fall within the scope of Patent right requirement of the present invention.

Claims (2)

1. a closed heated air circulation dense barn, is made up of cigarette-filling house, heating clamber, hot blast air outlet, barn hot air circulation blower, coal-fired hot-blast stove, hot blast return air inlet, temperature sensor, humidity sensor, controller; It is characterized in that: in closed heated air circulation dense barn, set up the air-cooled dehumidifier of dividing wall type, except wet gas current discharge pipe, new wind discharge pipe, except wet gas current blower fan, new wind blast pipe, drainpipe, new wind blower fan, new wind air inlet joint, new wind fan outlet joint, except wet gas current air inlet joint, except wet gas current fan outlet joint; While is also cancelled moisture exhausting port; The air-cooled dehumidifier of dividing wall type is made up of insulation shell, dehumidifying air stream outlet, wall-type heat exchange assembly, new wind entrance, support, water seal, discharge outlet, condensed water water-collecting tray, new wind outlet, dehumidifying air flow inlet; The air-cooled dehumidifier of dividing wall type is fixed on the bottom of heating clamber, the position of next-door neighbour's hot blast return air inlet; New wind blast pipe one end is connected with the new wind entrance of the air-cooled dehumidifier of dividing wall type, and the other end is placed in heating clamber outside; New wind air inlet joint is connected with the new wind outlet of the air-cooled dehumidifier of dividing wall type, and new wind fan outlet joint is connected with one end of new wind discharge pipe; The new wind discharge pipe other end is placed in heating clamber outside; Dehumidifying air flow inlet is open in heating clamber; Except wet gas current air inlet joint is connected with the dehumidifying air stream outlet of the air-cooled dehumidifier of dividing wall type, except wet gas current fan outlet joint is connected with the one end except wet gas current discharge pipe; Except the other end of wet gas current discharge pipe is open to heating clamber inside; New wind blower fan be all placed in heating clamber inside except wet gas current blower fan; Condensed water water-collecting tray is established in the bottom of the air-cooled dehumidifier of dividing wall type, and water seal is connected with condensed water water-collecting tray by discharge outlet; One end of drainpipe is connected with water seal, and the other end is placed in the outside of heating clamber.
2. according to the bulk curing barn of a kind of closed hot air circulation described in claim 1, it is characterized in that: the heat-exchanging component of the air-cooled dehumidifier of dividing wall type adopts counter-flow heat exchange version.
CN201210326836.1A 2012-09-06 2012-09-06 Totally enclosed type hot air circulating bulk curing barn Expired - Fee Related CN102823932B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110897187A (en) * 2019-12-11 2020-03-24 云南省烟草农业科学研究院 Low-energy-consumption accurate baking method and system for improving tobacco baking quality

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1391579A1 (en) * 1986-04-01 1988-04-30 Молдавский научно-исследовательский институт табака Unit for drying tobacco
CN101416768A (en) * 2008-11-25 2009-04-29 云南省烟草科学研究所 Energy saving type cured tobacco curing house
CN201700385U (en) * 2010-07-05 2011-01-12 昆明理工大学 Bulk curing barn dehumidifying airflow waste heat utilizing device
CN202303831U (en) * 2011-11-01 2012-07-04 中国轻工业成都设计工程有限公司 Temperature control blind area-free air-cooled temperature control dehumidification unit for tobacco storehouse
CN202842311U (en) * 2012-09-06 2013-04-03 昆明理工大学 Fully enclosed type hot air circulating bulk curing barn

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3095384B2 (en) * 1999-03-08 2000-10-03 三州産業株式会社 Heat recovery equipment for burley leaf tobacco drying room
JP5015555B2 (en) * 2006-11-15 2012-08-29 フルタ電機株式会社 Drying method controlled by suspension table of monitoring control panel of leaf tobacco

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1391579A1 (en) * 1986-04-01 1988-04-30 Молдавский научно-исследовательский институт табака Unit for drying tobacco
CN101416768A (en) * 2008-11-25 2009-04-29 云南省烟草科学研究所 Energy saving type cured tobacco curing house
CN201700385U (en) * 2010-07-05 2011-01-12 昆明理工大学 Bulk curing barn dehumidifying airflow waste heat utilizing device
CN202303831U (en) * 2011-11-01 2012-07-04 中国轻工业成都设计工程有限公司 Temperature control blind area-free air-cooled temperature control dehumidification unit for tobacco storehouse
CN202842311U (en) * 2012-09-06 2013-04-03 昆明理工大学 Fully enclosed type hot air circulating bulk curing barn

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