CN103099298A - Tobacco leaf bulk curing barn smoke waste heat utilization device - Google Patents

Tobacco leaf bulk curing barn smoke waste heat utilization device Download PDF

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Publication number
CN103099298A
CN103099298A CN2013100670511A CN201310067051A CN103099298A CN 103099298 A CN103099298 A CN 103099298A CN 2013100670511 A CN2013100670511 A CN 2013100670511A CN 201310067051 A CN201310067051 A CN 201310067051A CN 103099298 A CN103099298 A CN 103099298A
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China
Prior art keywords
smoke
chimney
heat room
heating clamber
heat
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Granted
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CN2013100670511A
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Chinese (zh)
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CN103099298B (en
Inventor
徐增汉
朱贵川
宋泽民
李章海
徐明勇
周再军
苏明
张西仲
唐兴贵
陈永安
黄刚
蒙邦勇
班国相
罗鸣
陆新莉
钱凤英
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Qiannan Prefecture Corp Of Guizhou Tobacco Corporation
University of Science and Technology of China USTC
Original Assignee
Qiannan Prefecture Corp Of Guizhou Tobacco Corporation
University of Science and Technology of China USTC
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Application filed by Qiannan Prefecture Corp Of Guizhou Tobacco Corporation, University of Science and Technology of China USTC filed Critical Qiannan Prefecture Corp Of Guizhou Tobacco Corporation
Priority to CN201310067051.1A priority Critical patent/CN103099298B/en
Publication of CN103099298A publication Critical patent/CN103099298A/en
Application granted granted Critical
Publication of CN103099298B publication Critical patent/CN103099298B/en
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Abstract

The invention discloses a tobacco leaf bulk curing barn smoke waste heat utilization device which comprises a heat exchanging chamber, a smoke return chamber and a connecting chamber. A chimney is located on one side of the heat exchanging chamber. A smoke baffle plate is arranged in the chimney. The chimney which is located above and below the smoke baffle plate is connected with the smoke return chamber through an upper metal pipe and a lower metal pipe. When cold air passes through the upper metal pipe and the lower metal pipe, the cold air can be heated to heat up to become hot air. A heating chamber air inlet is arranged on the side wall of the heating chamber. A heat exchanging chamber hot air outlet of the heat exchanging chamber is connected with the heating chamber air inlet of a curing barn through the connecting chamber so as to enable the hot air of the heat exchanging room to conduct into the heating chamber. The tobacco leaf bulk curing barn smoke waste heat utilization device has the advantages that the waste heat of smoke discharged by the chimney of the curing barn can be heated the air and entered into the curing barn, consumption of fuels (the fuels are mainly composed of coal) can be reduced, noxious gaseous emission can be reduced, energy conservation and emission reduction can be achieved for the tobacco leaf curing, cost can be reduced and the like.

Description

The tobacco-leaf bulk curing barn flue gas waste heat utilization device
Technical field
The invention belongs to the energy-conserving and emission-cutting technology field, be specifically related to a kind of flue gas waste heat utilization device of tobacco-leaf bulk curing barn.
Background technology
China is the country of tobacco planting area maximum in the world.Need to adopt after the tobacco leaf maturation and install to barn the inside and toast processing, this process will consume a large amount of coal.Coal burns in the stove of barn, produce high-temperature flue gas, high-temperature flue gas flow through heat exchanger transferring heat, the air of heating in heating clamber, make it to become hot-air, hot-air is recycled blower fan and delivers to heating tobacco leaf in cigarette-filling house, promotes tobacco leaf that extremely complicated variation occurs, and finally makes tobacco leaf flavescence and drying; Flue gas in heat exchanger after acting enters chimney at last, is discharged to outside barn.In fact, the flue gas that is discharged from still contains a large amount of heats, and its temperature surpasses 120 ℃ usually, in the situation that some heat exchanger thermal conductivity factors descend, reduction of heat exchange efficiency, the temperature when flue gas is discharged from can reach more than 200 ℃.Do not take the UTILIZATION OF VESIDUAL HEAT IN measure on bulk curing barn at present, high-temperature flue gas all is discharged among atmosphere, make the fume afterheat of bulk curing barn all be wasted and fail to be utilized, reduced the barn overall thermal efficiency, so unit dry tobacco leaf coal consumption is larger, the flue gas of discharging is more, and the baking cost is higher.The present invention can obviously reduce coal consumption after the barn fume afterheat is utilized, one of effective way that to be that tobacco flue-curing realizes energy-conservation, reduce discharging, fall this, increase income.
Summary of the invention
The present invention is the weak point that exists in above-mentioned prior art for avoiding, and a kind of tobacco-leaf bulk curing barn flue gas waste heat utilization device is provided, thereby can reduce the consumption of fuel with the waste heat of the flue gas that utilizes the barn smoke stack emission.
The present invention be the technical solution problem by the following technical solutions.
Tobacco-leaf bulk curing barn flue gas waste heat utilization device, its design feature are comprise chimney, Heat Room, time smoke-box, junction chamber and return smoke-box; Described barn comprises cigarette-filling house and heating clamber; Be provided with insulated wall between described heating clamber and cigarette-filling house; The top of described heating clamber and described cigarette-filling house is provided with the roof; Be provided with in described heating clamber for the fixing blower fan platen of blower fan, described blower fan platen extends to outside heating clamber; Be provided with stove within described heating clamber, be provided with heat exchanger above described stove; On described blower fan platen, be positioned at described heat exchanger directly over the position be fixed with circulating fan; Described blower fan platen is positioned at the below on described roof; On the upper surface on described roof, be provided with Heat Room and chimney above described heating clamber; The outlet flue of described chimney is positioned at the top of described Heat Room top cover;
Described chimney is positioned at a side of described Heat Room, and the opposite side of described Heat Room is provided with back smoke-box, is provided with smoke baffle plate in described chimney; Be connected with lower metal tube by upper metal tube between described chimney and described time smoke-box; The connector of described upper metal tube and described chimney is positioned at the top of described smoke baffle plate, and the connector of described lower metal tube and described chimney is positioned at the below of described smoke baffle plate;
Be provided with the import of Heat Room cold wind on the side wall of a side of the close described cigarette-filling house of described Heat Room; Be provided with the Heat Room hot-blast outlet on the side wall away from described cigarette-filling house one side of described Heat Room; Be provided with the heating clamber air inlet on the side wall away from described cigarette-filling house one side of described heating clamber; Outside the side wall away from a side of described cigarette-filling house of described Heat Room and described heating clamber, be provided with the Heat Room hot-blast outlet that covered simultaneously described Heat Room and the junction chamber of described heating clamber air inlet; Described junction chamber is positioned on the upper surface of described blower fan platen.
The design feature of tobacco-leaf bulk curing barn flue gas waste heat utilization device of the present invention also is:
The outside of described time smoke-box offers back the smoke-box thermal insulating door thermally insulated door.
Be provided with the junction chamber window on the side wall away from a side of described cigarette-filling house of junction chamber.
On the inwall of the wall at the Heat Room cold wind import place of Heat Room, be provided with the plastic sheeting that is covered on the import of described Heat Room cold wind; The upper end of described plastic sheeting is fixed on metope, and the lower end is freely sagging.
Described smoke baffle plate is made by refractory material.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Tobacco-leaf bulk curing barn flue gas waste heat utilization device of the present invention, adopt method cheaply to utilize the waste heat of the flue gas of barn smoke stack emission, heating enters the air of barn, improve its temperature, for tobacco flue-curing provides auxiliary energy, thereby can reduce the consumption of fuel, realize that tobacco flue-curing is energy-conservation, reduce discharging, fall this, corresponding increase tobacco grower's economic well-being of workers and staff.
In existing barn, cool exterior air directly enters the heating clamber of barn.And in barn of the present invention, cool exterior air is through after Heat Room heating, then enters heating clamber via junction chamber, thereby it is higher compared to the prior art to enter the air themperature of heating clamber, can reduce the consumption of heating fuel.
The advantage such as tobacco-leaf bulk curing barn flue gas waste heat utilization device of the present invention, the waste-heat with the flue gas that can utilize the barn smoke stack emission enter the air of barn, realize the tobacco flue-curing energy-saving and emission-reduction and reduce costs, fuel savings, environmental-protecting performance are good.
Description of drawings
Fig. 1 is the stereogram of tobacco-leaf bulk curing barn flue gas waste heat utilization device of the present invention.
Fig. 2 is the cutaway view of tobacco-leaf bulk curing barn flue gas waste heat utilization device of the present invention.
Number in the figure is: 1 cigarette-filling house, 101 roofs, 2 chimneys, 3 Heat Rooms, 4 Heat Room top covers, 5 Heat Room cold wind imports, 6 smoke baffle plates, 7 times smoke-box thermal insulating door thermally insulated doors, 8 times smoke-boxes, metal smoke pipe on 9,10 times metal smoke pipes, 11 insulated wall, 12 Heat Room hot-blast outlets, 13 junction chambers, 14 heating clamber air inlets, 15 junction chamber windows, 16 blower fan platens, 17 heating clambers, 18 blower fans, 19 heat exchangers, 20 stoves.
Below pass through the specific embodiment, and the invention will be further described by reference to the accompanying drawings.
The specific embodiment
Referring to Fig. 1~Fig. 2, the tobacco-leaf bulk curing barn flue gas waste heat utilization device comprises chimney 2, Heat Room 3, time smoke-box 8, junction chamber 13 and returns smoke-box 8; Described barn comprises cigarette-filling house 1 and heating clamber 17; Be provided with insulated wall 11 between described heating clamber 17 and cigarette-filling house 1; The top of described heating clamber 17 and described cigarette-filling house 1 is provided with roof 101; Be provided with in described heating clamber 17 for the fixing blower fan platen 16 of blower fan 18, described blower fan platen 16 extends to outside heating clamber 17; Be provided with stove 20 within described heating clamber 17, described stove 20 tops are provided with heat exchanger 19; On described blower fan platen 16, be positioned at described heat exchanger 19 directly over the position be fixed with circulating fan 18; Described blower fan platen 16 is positioned at the below on described roof 101; On the upper surface on described roof 101, be provided with Heat Room 3 and chimney 2 above described heating clamber 17; The outlet flue of described chimney 2 is positioned at the top of described Heat Room top cover 4;
Described chimney 2 is positioned at a side of described Heat Room 3, and the opposite side of described Heat Room 3 is provided with back smoke-box 8, is provided with smoke baffle plate 6 in described chimney 2; Be connected with lower metal tube 10 by upper metal tube 9 between described chimney 2 and described time smoke-box 8; The connector of described upper metal tube 9 and described chimney 2 is positioned at the top of described smoke baffle plate 6, and the connector of described lower metal tube 10 and described chimney 2 is positioned at the below of described smoke baffle plate 6;
Be provided with Heat Room cold wind import 5 on the side wall of a side of the close described cigarette-filling house 1 of described Heat Room 3; Be provided with Heat Room hot-blast outlet 12 on the side wall away from described cigarette-filling house 1 one sides of described Heat Room 3; Be provided with heating clamber air inlet 14 on the side wall away from described cigarette-filling house 1 one sides of described heating clamber 17; Outside the side wall away from a side of described cigarette-filling house 1 of described Heat Room 3 and described heating clamber 17, be provided with the Heat Room hot-blast outlet 12 that covered simultaneously described Heat Room 3 and the junction chamber 13 of described heating clamber air inlet 14; Described junction chamber 13 is positioned on the upper surface of described blower fan platen 16.
The present invention be with bulk curing barn chimney 2 by lower metal tube 10, return smoke-box 8 and upper metal tube 9 and extend to Heat Room 4 the insides, utilize the air in high-temperature flue gas heating Heat Room; Again with auxiliary heat supplying inside the interior heated air introducing barn of Heat Room 4, to reduce the tobacco flue-curing coal consumption.Barn comprises cigarette-filling house 1 and heating clamber 17.
During chimney 2 on build bulk curing barn roof 1, an opening is stayed in chimney 2 one side wall bottoms, namely return smoke-box 8 in little space that is used for back cigarette of 1 another side block, the roof of this opening right opposite; One end of a thicker metal tube 10 is inserted in chimney 2 opening part bottoms, inserted wall to flue place and get final product, the other end inserts go back to smoke-box 8 bottoms, inserts wall and just enters back smoke-box 8 and get final product; Above lower metal tube 10, the air flue horizontal of chimney 2 is sealed along this with refractory material smoke baffle plate 6; An end of metal tube 9 on another root is inserted in chimney jamb opening part top, the other end inserts go back to smoke-box 8 tops again, consists of the flue gas loop, flue gas successively by lower metal tube, return smoke-box, upper metal tube after, discharge from the outlet flue of chimney.The up and down metal tube dispels the heat after by flue gas, will flow to heating clamber after the heating of the cold air in Heat Room again.It is the flow direction of flue gas as arrow in Fig. 2.
The high-temperature flue gas that heating clamber stove fuel combustion produces through the heat exchanger heat exchange after, enter the chimney bottom; Then move upward, discharge by the outlet flue from chimney after lower metal tube, time smoke-box, upper metal tube successively.The return air inlet of the air inlet by the insulated wall below between cigarette-filling house and heating clamber and insulated wall top is connected, circulating fan is used for the hot gas cycle in heating clamber and cigarette-filling house is flowed, thereby by the hot gas transfer heat, the tobacco leaf in cigarette-filling house is toasted.
Chimney wall and time smoke-box wall sealing with the connection metal pipe; But to return time smoke-box thermal insulating door thermally insulated door 7 of establishing a fan free switch above smoke-box 8 face wall outwardly, open in case of necessity in order to remove the interior dust stratification of metal tube, to guarantee the heat exchange efficiency of metal tube.Build Heat Room 4 at last above heating clamber 17 top, with chimney bottom, up and down metal tube with return smoke-box 8 and be enclosed in the inside.Establish a Heat Room hot-blast outlet 12 above wall above Heat Room 3 is positioned at heating clamber air inlet 14; Build again a junction chamber 13 on circulating fan platen 16, Heat Room 3 Heat Room hot-blast outlets 12 and heating clamber air inlet 14 are enclosed in the inside, to guarantee to enter barn to play a role from Heat Room 3 hot sky out.Establish on the enclosure wall of heating clamber air inlet 14 at junction chamber 13 1 can switch junction chamber window 15, in order to heating clamber air inlet control gate is overhauled.
Because be provided with smoke baffle plate 6 in chimney the inside, in Tobacco Leaf Curing, the flue gas that chimney 2 bottom temperature inside are higher can only enter lower metal tube 10 and flow to back smoke-box 8, then enters chimney top by upper metal tube 9 backflows, at last from chimney discharge suitable for reading; In this process, flue gas metal tube, metal tube heat the air in Heat Room 3; Hot-air in Heat Room 3 enters heating clamber 17 auxiliary heat supplying by junction chamber 13, thereby reduces the consumption of fuel, reaches energy-saving and emission-reduction and falls this purpose.
The outside of described time smoke-box 8 offers back smoke-box thermal insulating door thermally insulated door 7.Returning the smoke-box thermal insulating door thermally insulated door is hermatic door, can open at any time to remove back the dust stratification in smoke-box and two metal tubes, in order to avoid stop up smoke-outlet flue, and the heat exchange efficiency of raising metal tube.
Be provided with junction chamber window 15 on the side wall away from a side of described cigarette-filling house 1 of junction chamber 13.By this junction chamber window, can keep in repair the heating clamber air inlet.
On the inwall of the wall at Heat Room cold wind import 5 places of Heat Room 3, be provided with the plastic sheeting that is covered on described Heat Room cold wind import 5; The upper end of described plastic sheeting is fixed on metope, and the lower end is freely sagging.
Offer two cold air inlets 5 on the wall of a side of the close described cigarette-filling house 1 of Heat Room 3, fix which floor folding plastic film with the batten level above wall above each cold air inlet 5 the inside one side, four limits of diaphragm are suitably greater than cold air inlet 5, the film upper end is fixed and the free sagging air inlet that covers in lower end, both worked to stop that the heat in Heat Room outwards scattered and disappeared, can freely open size and appropriate air intake according to the needs of tobacco flue-curing process again.
Described smoke baffle plate 6 is made by refractory material.
During chimney 2 on build bulk curing barn roof 1, an opening is stayed in chimney right-side wall bottom, build smoke-box 8 one time at the roof of this opening right opposite another side.Chimney and time smoke-box wall thickness are 13cm, adopt standard brick to build by laying bricks or stones, and the two sides all adopts cement mortar to whitewash tightly.Returning cigarette Interior Space specification is, long 24cm, wide 24cm, high 56cm.One end of the weather-proof steel pipe 10 of an external diameter 18cm, thickness of pipe wall 4mm is inserted in chimney 2 opening part bottoms, be highly apart from barn top 10cm, inserted wall to flue place and get final product, the other end inserts go back to smoke-box 8 bottoms, apart from barn top 10cm, inserted left wall and just enter back smoke-box and get final product.The refractory material smoke baffle plate 6 that with thickness is 8cm seals the air flue horizontal of chimney 2 above lower metal tube 10; An end of the weather-proof steel pipe 9 of another root external diameter 18cm, thickness of pipe wall 4mm is inserted in the right wall opening part of chimney 2 top, the other end inserts go back to smoke-box 8 Zuo Qiang tops again, consists of the flue gas loop; 2 metal tubes are arranged above and below, between distance be 10cm.Chimney wall and time smoke-box wall sealing with the connection metal pipe.But returning time smoke-box thermal insulating door thermally insulated door 7 of establishing 1 fan free switch above smoke-box 8 right wall outwardly, the high 6cm of threshold, door high 56cm, wide 32cm, thick 6cm; Returning smoke-box thermal insulating door thermally insulated door 7 adopts the rock wool sandwich color steel plate of fire resistant heat preserving to make; Return 7 of smoke-box thermal insulating door thermally insulated doors and just open during dust stratification inside and outside removing metal tube, close tight at ordinary times.Build Heat Room 3 above heating clamber 17 top, with chimney bottom, two metal tubes with return smoke-box 8 and be enclosed in the inside.The Heat Room wall thickness is 20cm, adopts standard brick to build by laying bricks or stones, and the two sides all adopts cement mortar to whitewash tightly; The top is reinforced concrete member, thick 10cm.Heat exchange Interior Space specification is, long 180cm, wide 220cm, high 70cm.Offer 2 cold air inlets 5 above wall above Heat Room 3 is positioned at insulated wall 11, the headroom specification is high 40cm, wide 50cm, and 2 at a distance of the 80cm distance, and 20cm is pushed up apart from barn in the base; Fix 2~3 layers of folding plastic film with the batten level above wall above each cold air inlet 5 the inside one side, four limits of diaphragm are greater than cold air inlet 510cm, the free sagging air inlet 5 that covers, both worked to stop that the heat in Heat Room outwards scattered and disappeared, can freely open size and appropriate air intake according to the needs of tobacco flue-curing process again; Establish between two parties a Heat Room hot-blast outlet 12 above wall above Heat Room 3 is positioned at heating clamber air inlet 14, specification is high 40cm, wide 90cm, and the lower edge is apart from barn end face 10cm; Build again a junction chamber 13 on circulating fan platen 16, Heat Room 3 Heat Room hot-blast outlets 12 and heating clamber air inlet 14 are enclosed in the inside; Junction chamber 13 wall thickness 20cm adopt standard brick to build by laying bricks or stones, and the two sides all adopts cement mortar to whitewash tightly, pushes up to be reinforced concrete member, thick 10cm; Connecting the Interior Space specification is, long 40cm, wide 120cm, high 150cm.Establish on the enclosure wall of heating clamber air inlet 14 at junction chamber 13 1 can switch junction chamber window 15, specification is high 80cm, wide 90cm, timber is installed, the thick 4cm of door-plate.
Utilize the barn of device of the present invention, this successful falls in energy-saving and emission-reduction.The test of many times result shows, often bake average coal consumption and the average power consumption of 1kg dry tobacco leaf, the bulk curing barn that has been hinged with this type is respectively the local raw coal of 1.531kg(, and is lower same) and 0.593kWh, and do not have the contrast bulk curing barn of heat collector to be respectively 1.712kg and 0.615 kWh.The former is than the latter's dried cigarette of 0.181kg/kg(of economizing on coal), coal saving rate is 10.60%; Correspondingly reduced by 10.60% toxic emission; The dried cigarette of 0.022 kWh/kg(economizes on electricity), power saving rate is 3.577%; Save the dried cigarette of baking 0.158 yuan/kg(of cost) (calculating with 800 yuan/t of local coal price in 2012,0.60 yuan/kWh of electricity price), the abridged edition rate is 9.088%.
Device of the present invention, cost is lower, and long service life is easy to use.Heat collecting chamber and junction chamber closed structure all use cheap materials, and expected service life reached more than 10 years.This type is in Tobacco Leaf Curing, and bulk curing barn can smoke the hot-air of heat collecting chamber the inside automatically, does not need to toast personnel operation, can not increase workload.

Claims (5)

1. the tobacco-leaf bulk curing barn flue gas waste heat utilization device, is characterized in that, comprises chimney (2), Heat Room (3), time smoke-box (8), junction chamber (13) and return smoke-box (8); Described barn comprises cigarette-filling house (1) and heating clamber (17); Be provided with insulated wall (11) between described heating hot cell (17) and cigarette-filling house (1); The top of described heating clamber (17) and described cigarette-filling house (1) is provided with roof (101); Be provided with in described heating clamber (17) for the fixing blower fan platen (16) of blower fan (18), described blower fan platen (16) extends to outside heating clamber (17); Be provided with stove (20) within described heating clamber (17), be provided with heat exchanger (19) above described stove (20); On described blower fan platen (16), be positioned at described heat exchanger (19) directly over the position be fixed with circulating fan (18); Described blower fan platen (16) is positioned at the below of described roof (101); On the upper surface of described roof (101), be provided with Heat Room (3) and chimney (2) in the top of described heating clamber (17); The outlet flue of described chimney (2) is positioned at the top of described Heat Room top cover (4);
Described chimney (2) is positioned at a side of described Heat Room (3), and the opposite side of described Heat Room (3) is provided with back smoke-box (8), is provided with smoke baffle plate (6) in described chimney (2); Be connected with lower metal tube (10) by upper metal tube (9) between described chimney (2) and described time smoke-box (8); The connector of described upper metal tube (9) and described chimney (2) is positioned at the top of described thermal insulation board (6), and the connector of described lower metal tube (10) and described chimney (2) is positioned at the below of described smoke baffle plate (6).
Be provided with Heat Room cold wind import (5) on the side wall of a side of the close described cigarette-filling house (1) of described Heat Room (3); Be provided with Heat Room hot-blast outlet (12) on the side wall away from described cigarette-filling house (1) one side of described Heat Room (3); Be provided with heating clamber air inlet (14) on the side wall away from described cigarette-filling house (1) one side of described heating clamber (17); Outside the side wall away from a side of described cigarette-filling house (1) of described Heat Room (3) and described heating clamber (17), be provided with the Heat Room hot-blast outlet (12) that covered simultaneously described Heat Room (3) and the junction chamber (13) of described heating clamber air inlet (14); Described junction chamber (13) is positioned on the upper surface of described blower fan platen (16).
2. tobacco-leaf bulk curing barn flue gas waste heat utilization device according to claim 1, is characterized in that, the outside of described time smoke-box (8) offers back smoke-box thermal insulating door thermally insulated door (7).
3. tobacco-leaf bulk curing barn flue gas waste heat utilization device according to claim 1, is characterized in that, is provided with junction chamber window (15) on the side wall away from a side of described cigarette-filling house (1) of junction chamber (13).。
4. tobacco-leaf bulk curing barn flue gas waste heat utilization device according to claim 1, is characterized in that, on the inwall of the wall at Heat Room cold wind import (5) place of Heat Room (3), is provided with the plastic sheeting that is covered on described Heat Room cold wind import (5); The upper end of described plastic sheeting is fixed on metope, and the lower end is freely sagging.
5. tobacco-leaf bulk curing barn flue gas waste heat utilization device according to claim 1, is characterized in that, described smoke baffle plate (6) is made by refractory material.
CN201310067051.1A 2013-03-04 2013-03-04 Tobacco leaf bulk curing barn smoke waste heat utilization device Expired - Fee Related CN103099298B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104720088A (en) * 2013-12-18 2015-06-24 贵州中烟工业有限责任公司 Bulk curing barn with improved radiating device and fan system

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JP2009100666A (en) * 2007-10-22 2009-05-14 Sanshu Sangyo Co Ltd Leaf tobacco dryer for energy-saving type, and method for controlling leaf tobacco drying
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CN102697160A (en) * 2012-06-07 2012-10-03 昆明贵勋科技有限公司 Energy-saving tobacco flue-curing house capable of effectively recycling dehumidification heat energy
CN203058264U (en) * 2013-03-04 2013-07-17 贵州省烟草公司黔南州公司 Tobacco leaf bulk curing barn smoke waste heat utilization device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2784849Y (en) * 2003-10-11 2006-05-31 张树堂 Electric baking room
JP2008128521A (en) * 2006-11-17 2008-06-05 Sansyu Sangyo Co Ltd Heat exchange device and its exhaust heat recovery method
JP2009100666A (en) * 2007-10-22 2009-05-14 Sanshu Sangyo Co Ltd Leaf tobacco dryer for energy-saving type, and method for controlling leaf tobacco drying
CN201911283U (en) * 2011-01-04 2011-08-03 红云红河烟草(集团)有限责任公司 Intelligently-controlled dense type coal-fired baking house for drying tobaccos
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CN203058264U (en) * 2013-03-04 2013-07-17 贵州省烟草公司黔南州公司 Tobacco leaf bulk curing barn smoke waste heat utilization device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104720088A (en) * 2013-12-18 2015-06-24 贵州中烟工业有限责任公司 Bulk curing barn with improved radiating device and fan system

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