CN105212255A - A kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust - Google Patents

A kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust Download PDF

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Publication number
CN105212255A
CN105212255A CN201510758742.5A CN201510758742A CN105212255A CN 105212255 A CN105212255 A CN 105212255A CN 201510758742 A CN201510758742 A CN 201510758742A CN 105212255 A CN105212255 A CN 105212255A
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China
Prior art keywords
baking
hour
stage
tobacco leaf
wet
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Pending
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CN201510758742.5A
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Chinese (zh)
Inventor
韦克书
涂永高
谢已书
李德仑
武圣江
姜均
李国彬
史海鹰
张兆双
楼帅强
杜江涛
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Guizhou Institute of Tobacco Science
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Guizhou Institute of Tobacco Science
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Priority to CN201510758742.5A priority Critical patent/CN105212255A/en
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Abstract

The present invention relates to a kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust, be specifically divided into the next stage: (1) first stage: yellowing stage; 38 ~ 39 DEG C, wet-bulb temperature rises to 36-37 DEG C, and steady temperature also keeps high humility to toast 20-30 hour; Namely tobacco leaf flavescence 6-7 starts hydrofuge in advance after becoming Huang.(2) second stage: fixation stage; Adopt slow fixation before 45 ~ 46 DEG C, many hydrofuges, impel tobacco leaf fully wilting; The fixation later stage extends 54 ° of times, upgrading flavouring.(3) phase III: drying muscle stage, heat up baking, guarantees that tobacco leaf cigarette muscle is absolutely dry.This beneficial effect of the invention is: the feature that the present invention exists and advantage can simplified summary be: high temperature moisturizing is short to turn yellow; The steady temperature of hydrofuge in advance; Low humidity fixation protects outward appearance; Extend 54 flavouring tastes.

Description

A kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust
Technical field
The present invention relates to a kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust, belong to flue-cured tobacco technical field.
Background technology
As everyone knows, tobacco flue-curing is one of key link of quality of tobacco formation, only have by effectively toasting the stage, the fine quality of the formation of tobacco leaf between field period is made fully to appear and show out, be the flue-cured tobacco technical field aspect of paramount importance stage, be also the technical bottleneck that restriction tobacco leaf fine quality is formed simultaneously.
Growing fine in part improved seeds (as k326) field, but due to baking misoperation, causes baking loss ratio larger; In recent years, many regional tobacco leaf growth and development stage low temperature and less sunshines, rainwater is on the high side, or early stage drought and water shortage, and the later stage runs into rainy season, tobacco leaf mostly is rainwater cigarette, cigarette etc. of turning green, this kind of cigarette adopts existing three-phase-drying for tobacco, very easily causes serious dust, and variegated cigarette ratio is very large, this has had a strong impact on the presentation quality of tobacco leaf and very popular taste, affects the comprehensive quality of raw tobacco material.
Summary of the invention
The present invention is intended to the baking difficulty solving above-mentioned tobacco leaf, proposes a kind of workable, obviously can reduce tobacco leaf dust ratio, improve baking process and the method for operating of tobacco leaf outward appearance and very popular taste.
To achieve these goals, technical scheme of the present invention is as follows.
A baking of flue-cured tobacco technique for effective reduction tobacco leaf dust, was specifically divided into the next stage:
(1) first stage: yellowing stage, after dress a heatable brick bed terminates, shut barn door, open circulating fan and run 3-4 hour; After igniting, rapidly wet and dry bulb temperature is risen to 34 ~ 35/33 ~ 34 DEG C, steady temperature 6 ~ 8 hours; With the heating rate of 1 DEG C/1h, dry-bulb temperature is risen to 38 ~ 39 DEG C, wet-bulb temperature rises to 36-37 DEG C, and steady temperature also keeps high humility to toast 20-30 hour, and heat zone tobacco leaf reaches 6-7 and becomes yellow; Stablize dry-bulb temperature, reduce wet-bulb temperature to 35 DEG C, baking 3-4 hour; With the ramp to 40 DEG C of 1 DEG C/2-3 hour, wet-bulb temperature is controlled 34 ~ 35 DEG C (loose leaf baking is 33 ~ 34 DEG C), baking 10-15 hour, entirely yellow to heat zone tobacco leaf; With the ramp to 42 DEG C of 1 DEG C/2-3 hour, controlled by wet-bulb temperature at 33 ~ 35 DEG C, loose leaf baking is 32 ~ 34 DEG C, baking 18-25 hour, the abundant dehydration deliquescing of heat zone tobacco leaf, and middle temperature layer tobacco leaf is basic complete yellow, enters the fixation stage.
(2) second stage: fixation stage: consistent wet bulb temperature is at 33-35 DEG C, and loose leaf baking is 32 ~ 34 DEG C, with ramp to 45 ~ 46 DEG C of 1 DEG C/2-3 hour, toasts 15 ~ 20 hours; Again with the ramp to 48 DEG C of 1 DEG C/2-3 hour, wet-bulb temperature improves 1 DEG C, reaches 34 ~ 36 DEG C, and loose leaf baking is 33 ~ 35 DEG C, baking 6-8 hour; With ramp to 52 ~ 54 DEG C of 1 DEG C/1 hour, wet-bulb temperature rose to 35 ~ 37 DEG C, and loose leaf baking is 34-36 DEG C, and baking 20-25 hour, fixation stage terminates, and enters drying muscle stage.
(3) phase III: drying muscle stage: with ramp to 58 ~ 60 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 36 ~ 38 DEG C, loose leaf baking is 36 ~ 37 DEG C, steady temperature baking 6-8 hour; With ramp to 63 ~ 65 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 37 ~ 39 DEG C, loose leaf baking is 37 ~ 38 DEG C, steady temperature baking 6-8 hour; With ramp to 68 ~ 70 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 39 ~ 41 DEG C, loose leaf baking is 39 ~ 40 DEG C, and it is absolutely dry that steady temperature is baked to tobacco leaf, and baking terminates.
This beneficial effect of the invention is: the baking of flue-cured tobacco technique that the present invention relates to a kind of effective reduction tobacco leaf dust, is specifically divided into the next stage: (1) first stage: yellowing stage; 38 ~ 39 DEG C, wet-bulb temperature rises to 36-37 DEG C, and steady temperature also keeps high humility to toast 20-30 hour; Namely tobacco leaf flavescence 6-7 starts hydrofuge in advance after becoming Huang.(2) second stage: fixation stage; Adopt slow fixation before 45 ~ 46 DEG C, many hydrofuges, impel tobacco leaf fully wilting; The fixation later stage extends 54 ° of times, upgrading flavouring.(3) phase III: drying muscle stage, heat up baking, guarantees that tobacco leaf cigarette muscle is absolutely dry.This beneficial effect of the invention is: the feature that the present invention exists and advantage can simplified summary be: high temperature moisturizing is short to turn yellow; The steady temperature of hydrofuge in advance; Low humidity fixation protects outward appearance; Extend 54 flavouring tastes.Be embodied in:
(1) turn yellow early stage, high temperature moisturizing turns yellow (38-39/36-37 DEG C), advantage: tobacco leaf rate of change is fast, and hydrofuge amount is few, and thermal loss reduces, energy-conservation.
(2) turn yellow middle and later periods, in advance hydrofuge, and 38 DEG C just start slowly steadily hydrofuge, 40 DEG C-42 DEG C periods also steady hydrofuge.Advantage: can not fall temperature because of large hydrofuge, keeps the stability of dry-bulb temperature, and makes tobacco leaf color keep vivid.
(3) Earlier stage of fixing color: low humidity fixation, extends the hydrofuge time, increases hydrofuge amount.45/33-34 DEG C of fixation.Advantage: guarantee before 45 DEG C that all offshoots bleach, tobacco leaf water content is less than 50%, can avoid " color reaction " of tobacco leaf, significantly reduces the probability of tobacco leaf dust or brownization.Improve tobacco leaf presentation quality.
(4) the fixation later stage: extend 54 DEG C of baking times.Advantage: increase flavor matter content.Improve the very popular taste of tobacco leaf.
Detailed description of the invention
Below in conjunction with embodiment, the specific embodiment of the present invention is described, better to understand the present invention.
the baked test of example 1:K326 upper tobacco leaf
K326 is characteristic flue-cured tobacco cultivars, and its upper tobacco leaf baking property shows as easy dust, usually affects the further genralrlization of this kind, the existing contrast test by three loose leaf baking process, and the present invention is to the validity of K326 upper tobacco leaf presentation quality in checking.
Baking process contrast arranges as follows:
control group:conventional syllogic method for flue-curing tobacco leaves, 38 DEG C/36 DEG C flavescence, 42/34 DEG C of steady temperature is toasted 15 hours, 45 DEG C/35 steady temperature bakings 10 hours; 48 ~ 50 DEG C/35 ~ 36 DEG C are toasted 10 hours; 52 ~ 54/35 ~ 36 DEG C of bakings enter drying muscle stage in 20 hours afterwards.
embodiment of the present invention method one:38 DEG C/36 DEG C steady temperature are toasted 25 hours; 40/35 DEG C of baking, after 5 hours, enters 40/34 DEG C of steady temperature baking 15 hours; 42/33 DEG C of steady temperature is toasted 20 hours; 45/34 DEG C of steady temperature is toasted 15 hours; 48/35 DEG C of steady temperature is toasted 8 hours; 52 ~ 54/36 DEG C of steady temperature are toasted 23 hours, enter drying muscle stage afterwards.
embodiment of the present invention method two:38 DEG C/36 DEG C steady temperature are toasted 25 hours; 40/35 DEG C of baking, after 5 hours, enters 40/34 DEG C of steady temperature baking 15 hours; 42/33 DEG C of steady temperature is toasted 23 hours; 45/34 DEG C of steady temperature is toasted 20 hours; 48/35 DEG C of steady temperature is toasted 6 hours; 52 ~ 54/36 DEG C of steady temperature are toasted 22 hours, enter drying muscle stage afterwards.
Cured effect contrast is as follows:
processing mode tobacco flue-curing situation and presentation quality
control group tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf starts to occur a small amount of dust phenomenon, and after tobacco leaf is warming up to 48 DEG C, tobacco leaf dust phenomenon is serious.
embodiment of the present invention method one tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf also seldom finds that there is tobacco leaf dust phenomenon, after tobacco leaf is warming up to 48 DEG C, finds a small amount of tobacco leaf dust phenomenon.
embodiment of the present invention method two tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf does not find that there is tobacco leaf dust phenomenon yet, and after tobacco leaf is warming up to 48 DEG C, find that dust phenomenon appears in few tobacco leaf, tobacco leaf color fixation is effective.
example 2: the baked test of cigarette of turning green
With cloud and mist 87 for material, within 2015, in the plantation of Affected It In Qianxinan Xingren County, Guizhou Province, weather arid in early stage is grown in flue-cured tobacco land for growing field crops, and tobacco leaf grows slowly; But grow the later stage at tobacco leaf, because rainwater is more, tobacco leaf mostly is rainwater and turns green tobacco leaf, and normal baking process is difficult to effectively complete tobacco flue-curing, now by the contrast test of three (peg) baking process, checking the present invention is turned green to rainy water the validity of cigarette baking quality.
Baking process contrast arranges as follows:
control group:conventional syllogic method for flue-curing tobacco leaves, 38 DEG C/36 DEG C flavescence, 42/36 DEG C of steady temperature is toasted 14 hours, 45 DEG C/37 steady temperature bakings 12 hours; 48 ~ 50 DEG C/37 ~ 38 DEG C are toasted 10 hours; 52 ~ 54/38 DEG C of bakings enter drying muscle stage in 20 hours afterwards.
embodiment of the present invention method one:38 DEG C/37 DEG C steady temperature are toasted 25 hours; 40/36 DEG C of baking, after 5 hours, enters 40/36 DEG C of steady temperature baking 15 hours; 42/35 DEG C of steady temperature is toasted 20 hours; 45/35 DEG C of steady temperature is toasted 15 hours; 48/36 DEG C of steady temperature is toasted 8 hours; 52 ~ 54/37 DEG C of steady temperature are toasted 20 hours, enter drying muscle stage afterwards.
embodiment of the present invention method two:38 DEG C/37 DEG C steady temperature are toasted 25 hours; 40/36 DEG C of baking, after 5 hours, enters 40/36 DEG C of steady temperature baking 15 hours; 42/34 DEG C of steady temperature is toasted 25 hours; 45/35 DEG C of steady temperature is toasted 20 hours; 48/36 DEG C of steady temperature is toasted 6 hours; 52 ~ 54/36 DEG C of steady temperature are toasted 20 hours, enter drying muscle stage afterwards.
Cured effect contrast is as follows:
process tobacco flue-curing situation and presentation quality
control group tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf starts to occur a small amount of dust phenomenon, and after tobacco leaf is warming up to 48 DEG C, tobacco leaf dust phenomenon is serious.
embodiment of the present invention method one tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf also seldom finds that there is tobacco leaf dust phenomenon, after tobacco leaf is warming up to 48 DEG C, finds a small amount of tobacco leaf dust phenomenon.
embodiment of the present invention method two tobacco leaf turned yellow effective before 42 DEG C, and when being warming up to 45, tobacco leaf does not find that there is tobacco leaf dust phenomenon yet, and after tobacco leaf is warming up to 48 DEG C, find that dust phenomenon appears in few tobacco leaf, tobacco leaf color fixation is effective.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.

Claims (1)

1. effectively reduce a baking of flue-cured tobacco technique for tobacco leaf dust, it is characterized in that: be specifically divided into the next stage:
(1) first stage: yellowing stage, after dress a heatable brick bed terminates, shut barn door, open circulating fan and run 3-4 hour; After igniting, rapidly wet and dry bulb temperature is risen to 34 ~ 35/33 ~ 34 DEG C, steady temperature 6 ~ 8 hours; With the heating rate of 1 DEG C/2h, dry-bulb temperature is risen to 38 ~ 39 DEG C, wet-bulb temperature rises to 36-37 DEG C, and steady temperature also keeps high humility to toast 20-30 hour, and heat zone tobacco leaf reaches 6-7 and becomes yellow; Stablize dry-bulb temperature, reduce wet-bulb temperature to 35 DEG C, baking 3-4 hour; With the ramp to 40 DEG C of 1 DEG C/2-3 hour, controlled by wet-bulb temperature at 34 ~ 35 DEG C, loose leaf baking is 33 ~ 34 DEG C, and baking 10-15 hour is entirely yellow to heat zone tobacco leaf; With the ramp to 42 DEG C of 1 DEG C/2-3 hour, controlled by wet-bulb temperature at 33 ~ 35 DEG C, loose leaf baking is 32 ~ 34 DEG C, baking 18-25 hour, the abundant dehydration deliquescing of heat zone tobacco leaf, and middle temperature layer tobacco leaf is basic complete yellow, enters the fixation stage;
(2) second stage: fixation stage: consistent wet bulb temperature is at 33-35 DEG C, and loose leaf baking is 32 ~ 34 DEG C, with ramp to 45 ~ 46 DEG C of 1 DEG C/2-3 hour, toasts 15 ~ 20 hours; Again with the ramp to 48 DEG C of 1 DEG C/2-3 hour, wet-bulb temperature improves 1 DEG C, reaches 34 ~ 36 DEG C, and loose leaf baking is 33 ~ 35 DEG C, baking 6-8 hour; With ramp to 52 ~ 54 DEG C of 1 DEG C/1 hour, wet-bulb temperature rose to 35 ~ 37 DEG C, and loose leaf baking is 34-36 DEG C, baking 20-25 hour, and fixation stage terminates, and enters drying muscle stage;
(3) phase III: drying muscle stage: with ramp to 58 ~ 60 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 36 ~ 38 DEG C, loose leaf baking is 36 ~ 37 DEG C, steady temperature baking 6-8 hour; With ramp to 63 ~ 65 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 37 ~ 39 DEG C, loose leaf baking is 37 ~ 38 DEG C, steady temperature baking 6-8 hour; With ramp to 68 ~ 70 DEG C of 1 DEG C/1 hour, controlled by wet-bulb temperature at 39 ~ 41 DEG C, loose leaf baking is 39 ~ 40 DEG C, and it is absolutely dry that steady temperature is baked to tobacco leaf, and baking terminates.
CN201510758742.5A 2015-11-10 2015-11-10 A kind of baking of flue-cured tobacco technique of effective reduction tobacco leaf dust Pending CN105212255A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106174678A (en) * 2016-08-26 2016-12-07 江西省烟草公司赣州市公司 One shows Luzhou-flavor characteristic tobacco baking method
CN107048459A (en) * 2017-03-29 2017-08-18 河南省烟草公司平顶山市公司 Reduce No. 7 tobacco leaf dusts of Henan cigarette and black poor dense drying method and its application
CN107318413A (en) * 2017-06-27 2017-11-07 湖南省烟草公司郴州市公司 A kind of method for the method and baking tobacco leaf for planting flue-cured tobacco K326
CN107348552A (en) * 2017-07-19 2017-11-17 河南省农业科学院烟草研究所 A kind of special flue-cured tobacco method for heat pump bulk curing barn
CN107348555A (en) * 2017-07-27 2017-11-17 广西中烟工业有限责任公司 A kind of higher fire-cured tobacco type tobacco leaf preparation method of water content
CN108208904A (en) * 2016-12-22 2018-06-29 贵州中烟工业有限责任公司 A kind of baking method for reducing upper tobacco leaf dust
CN108433164A (en) * 2018-03-22 2018-08-24 南平市烟草公司建阳分公司 The loose-leaf curing technique of delicate fragrance type tobacco leaf
CN108450995A (en) * 2018-03-22 2018-08-28 南平市烟草公司建阳分公司 Southeast cigarette district loose-leaf curing technique
CN109892682A (en) * 2019-03-12 2019-06-18 潍坊市烟草专卖局 A kind of baking method of flood tobacco leaf
CN110638081A (en) * 2019-10-10 2020-01-03 云南省烟草农业科学研究院 High-efficiency baking method for improving appearance quality of K326 tobacco leaves

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CN103829363A (en) * 2014-02-26 2014-06-04 中国农业科学院烟草研究所 Scattered-tobacco stacking low-humidity slow flue curing process for flue-curing tobacco bulk curing barn
CN104509964A (en) * 2013-09-26 2015-04-15 贵州省烟草科学研究院 Time varied three-stage low-moisture tobacco slowly curing process
CN104605479A (en) * 2013-11-04 2015-05-13 贵州中烟工业有限责任公司 Tobacco leaf curing method suitable for bulk curing barn
CN104770847A (en) * 2015-02-16 2015-07-15 贵州省烟草公司毕节市公司 Two-quick-step and one-slow-step loose-leaf curing method for flue-cured tobacco
CN105105308A (en) * 2015-08-14 2015-12-02 贵州省烟草科学研究院 Two-stage type bulk curing process for flue-cured tobaccos

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Publication number Priority date Publication date Assignee Title
CN104509964A (en) * 2013-09-26 2015-04-15 贵州省烟草科学研究院 Time varied three-stage low-moisture tobacco slowly curing process
CN104605479A (en) * 2013-11-04 2015-05-13 贵州中烟工业有限责任公司 Tobacco leaf curing method suitable for bulk curing barn
CN103829363A (en) * 2014-02-26 2014-06-04 中国农业科学院烟草研究所 Scattered-tobacco stacking low-humidity slow flue curing process for flue-curing tobacco bulk curing barn
CN104770847A (en) * 2015-02-16 2015-07-15 贵州省烟草公司毕节市公司 Two-quick-step and one-slow-step loose-leaf curing method for flue-cured tobacco
CN105105308A (en) * 2015-08-14 2015-12-02 贵州省烟草科学研究院 Two-stage type bulk curing process for flue-cured tobaccos

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106174678A (en) * 2016-08-26 2016-12-07 江西省烟草公司赣州市公司 One shows Luzhou-flavor characteristic tobacco baking method
CN108208904A (en) * 2016-12-22 2018-06-29 贵州中烟工业有限责任公司 A kind of baking method for reducing upper tobacco leaf dust
CN107048459A (en) * 2017-03-29 2017-08-18 河南省烟草公司平顶山市公司 Reduce No. 7 tobacco leaf dusts of Henan cigarette and black poor dense drying method and its application
CN107048459B (en) * 2017-03-29 2018-01-02 河南省烟草公司平顶山市公司 Reduce No. 7 tobacco leaf dusts of Henan cigarette and black poor dense drying method and its application
CN107318413A (en) * 2017-06-27 2017-11-07 湖南省烟草公司郴州市公司 A kind of method for the method and baking tobacco leaf for planting flue-cured tobacco K326
CN107348552A (en) * 2017-07-19 2017-11-17 河南省农业科学院烟草研究所 A kind of special flue-cured tobacco method for heat pump bulk curing barn
CN107348555A (en) * 2017-07-27 2017-11-17 广西中烟工业有限责任公司 A kind of higher fire-cured tobacco type tobacco leaf preparation method of water content
CN108433164A (en) * 2018-03-22 2018-08-24 南平市烟草公司建阳分公司 The loose-leaf curing technique of delicate fragrance type tobacco leaf
CN108450995A (en) * 2018-03-22 2018-08-28 南平市烟草公司建阳分公司 Southeast cigarette district loose-leaf curing technique
CN108433164B (en) * 2018-03-22 2020-09-01 南平市烟草公司建阳分公司 Loose leaf baking process for fresh-scent tobacco leaves
CN109892682A (en) * 2019-03-12 2019-06-18 潍坊市烟草专卖局 A kind of baking method of flood tobacco leaf
CN110638081A (en) * 2019-10-10 2020-01-03 云南省烟草农业科学研究院 High-efficiency baking method for improving appearance quality of K326 tobacco leaves

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