CN106343601B - Expanded cut tobacco dries out mouthful method for controlling water content and device - Google Patents
Expanded cut tobacco dries out mouthful method for controlling water content and device Download PDFInfo
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- CN106343601B CN106343601B CN201610810440.2A CN201610810440A CN106343601B CN 106343601 B CN106343601 B CN 106343601B CN 201610810440 A CN201610810440 A CN 201610810440A CN 106343601 B CN106343601 B CN 106343601B
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- current temperatures
- process gas
- temperatures detected
- exhaust temperature
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/04—Humidifying or drying tobacco bunches or cut tobacco
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Abstract
The present invention discloses a kind of expanded cut tobacco and dries out mouthful method for controlling water content and device.This method includes：The Current Temperatures detected value of exhaust temperature detector collection technology tail-gas at predetermined intervals；Current Temperatures detected value is adjusted to process gas exhaust temperature desired value by PID controller by adjusting expansion entrance mass flow, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, it is corresponding with expanded cut tobacco to dry out mouthful moisture content desired value for the process gas exhaust temperature desired value.The present invention can realize that expanded cut tobacco dries out the stabilization of mouthful moisture content, so as to reach the accurate control of finished product expanded cut tobacco moisture content.
Description
Technical field
The present invention relates to tobacco leaf production field, more particularly to a kind of expanded cut tobacco dries out mouthful method for controlling water content and dress
Put.
Background technology
It is one of important quality index in cigarette expansion thread production process that expanded cut tobacco, which dries out mouthful moisture content,.The matter
Figureofmerit can influence cooling moisture regain outlet expanded cut tobacco moisture content, and pole is played so as to whether qualified to finished product expanded cut tobacco moisture content
Its related influence.
It is opened loop control that tobacco enterprise, which dries out a mouthful moisture control to expanded cut tobacco, at present, fails to reach the control that becomes more meticulous
System；Particularity due to dry ice pipe tobacco on existing production line substitutes belted electronic balance with quantitative band, with quantitatively powered unit frequency
Mass flow before substitution expansion；In process of production, because preceding working procedure causes quantitatively to take material thickness inequality, so that material
Flowed fluctuation is larger, and expansion drying section remaining technological parameter is fixed, so as to cause expanded cut tobacco to dry out a mouthful moisture content fluctuation
It is larger, the fluctuation of cooling moisture regain outlet expanded cut tobacco moisture content is caused, causes finished product expanded cut tobacco moisture content to be difficult to control.
The content of the invention
In view of above technical problem, the invention provides a kind of expanded cut tobacco to dry out mouthful method for controlling water content and dress
Put, it is possible to achieve expanded cut tobacco dries out the stabilization of mouthful moisture content, so as to reach the accurate control of finished product expanded cut tobacco moisture content
System.
According to an aspect of the present invention, there is provided expanded cut tobacco dries out a mouthful method for controlling water content, including：
The Current Temperatures detected value of exhaust temperature detector collection technology tail-gas at predetermined intervals；
Current Temperatures detected value is adjusted to process gas exhaust temperature by PID controller by adjusting expansion entrance mass flow
Desired value, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature desired value and expansion
Tobacco shreds drying outlet moisture content desired value is corresponding.
In one embodiment of the invention, the PID controller will current temperature by adjusting expansion entrance mass flow
Degree detected value, which is adjusted to process gas exhaust temperature desired value, to be included：
PID controller generates control signal according to Current Temperatures detected value and process gas exhaust temperature desired value；
PID controller adjusts currently quantitative powered unit frequency by the control signal, and then adjusts expansion entrance material
Flow so that Current Temperatures detected value reaches process gas exhaust temperature desired value.
In one embodiment of the invention, the PID controller is according to Current Temperatures detected value and technique tail-gas temperature
Degree desired value generation control signal includes：
PID controller is according to Current Temperatures detected value, process gas exhaust temperature desired value and currently quantifies powered unit frequency
Generate control signal.
In one embodiment of the invention, in process of production, the setting of technological parameter, expanded cut tobacco entering water rate
Value and the setting value of expanded cut tobacco outlet moisture content are fixed, and wherein technological parameter includes expanding end process gas temperature, humidity discharging amount
With production wind speed.
In one embodiment of the invention, PID controller is less than process gas exhaust temperature mesh in Current Temperatures detected value
In the case of scale value, currently quantitative powered unit frequency is reduced by control signal, expands entrance mass flow to reduce so that when
Preceding temperature detection value brings up to process gas exhaust temperature desired value.
In one embodiment of the invention, PID controller is more than process gas exhaust temperature mesh in Current Temperatures detected value
In the case of scale value, currently quantitative powered unit frequency is improved by control signal, entrance mass flow is expanded with increase so that when
Preceding temperature detection value is reduced to process gas exhaust temperature desired value.
According to another aspect of the present invention, there is provided a kind of expanded cut tobacco dries out a mouthful moisture content control device, including tail gas
Temperature detector and PID controller, wherein：
Exhaust temperature detector, the Current Temperatures detected value for collection technology tail-gas at predetermined intervals；
PID controller, for Current Temperatures detected value to be adjusted into process gas tail by adjusting expansion entrance mass flow
Gas temperature target, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature desired value
It is corresponding that mouthful moisture content desired value is dried out with expanded cut tobacco.
In one embodiment of the invention, PID controller is used for according to Current Temperatures detected value and technique tail-gas temperature
Spend desired value generation control signal；And pass through control signal regulation currently quantitative powered unit frequency, and then adjust and expand into
Mouth mass flow so that Current Temperatures detected value reaches process gas exhaust temperature desired value.
In one embodiment of the invention, PID controller is used for according to Current Temperatures detected value, process gas exhaust temperature
Desired value and currently quantitative powered unit frequency generation control signal.
In one embodiment of the invention, in process of production, the setting of technological parameter, expanded cut tobacco entering water rate
Value and the setting value of expanded cut tobacco outlet moisture content are fixed, and wherein technological parameter includes expanding end process gas temperature, humidity discharging amount
With production wind speed.
In one embodiment of the invention, PID controller is used to be less than technique tail-gas temperature in Current Temperatures detected value
In the case of spending desired value, currently quantitative powered unit frequency is reduced by control signal, entrance mass flow is expanded to reduce, makes
Obtain current temperature detection value and bring up to process gas exhaust temperature desired value；And it is more than technique tail-gas in Current Temperatures detected value
In the case of temperature target, currently quantitative powered unit frequency is improved by control signal, entrance mass flow is expanded with increase,
So that Current Temperatures detected value is reduced to process gas exhaust temperature desired value.
Expanded cut tobacco of the present invention dries out mouthful method for controlling water content and device, it is possible to achieve expanded cut tobacco dries out mouth containing
The stabilization of water rate, so as to reach the accurate control of finished product expanded cut tobacco moisture content.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is that expanded cut tobacco of the present invention dries out mouthful schematic diagram of moisture content control device one embodiment.
Fig. 2 is that expanded cut tobacco of the present invention dries out mouthful schematic diagram of method for controlling water content one embodiment.
Fig. 3 is to be adjusted to Current Temperatures detected value by adjusting expansion entrance mass flow in one embodiment of the invention
The schematic diagram of process gas exhaust temperature desired value.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Do not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for the ease of description, the size of the various pieces shown in accompanying drawing is not according to reality
Proportionate relationship draw.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
For the above-mentioned problems in the prior art, applicant proposes two schemes：1st, expansion process is adjusted by PID
Temperature degree dries out a mouthful moisture content to adjust expanded cut tobacco, and expansion process temperature degree recipe requirements are fixed values, it is impossible to change, therefore
This scheme is not adopted；2nd, a mouthful moisture content is dried out to adjust expanded cut tobacco by the powered unit frequency of PID adjustment quantitatives, passes through early stage
Test effect is bad, therefore not adopts.
Thus, applicant proposes a kind of expansible tobacco shreds drying outlet method for controlling water content and device, can be achieved swollen
The stabilization of swollen tobacco shreds drying outlet moisture content, reaches finished product expanded cut tobacco moisture content and accurately controls.
Fig. 1 is that expanded cut tobacco of the present invention dries out mouthful schematic diagram of moisture content control device one embodiment.The expansion cigarette
Silk, which dries out mouthful moisture content control device, includes exhaust temperature detector 1 and PID (proportional-integral-differential) controller 2, wherein：
Exhaust temperature detector 1 is connected with PID controller 2；PID controller 2 is connected with quantitative translator 3.
Exhaust temperature detector 1, the Current Temperatures detected value for collection technology tail-gas at predetermined intervals.
PID controller 2, for Current Temperatures detected value to be adjusted into process gas tail by adjusting expansion entrance mass flow
Gas temperature target, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature desired value
It is corresponding that mouthful moisture content desired value is dried out with expanded cut tobacco.
In one embodiment of the invention, expanded cut tobacco dries out the technique tail-gas corresponding to mouthful moisture content desired value
Temperature is the empirical value obtained by previous experiments.
In one embodiment of the invention, PID controller 2 can be used for according to Current Temperatures detected value and process gas tail
Gas temperature target generates control signal, and the control signal is sent into specified rate translator 3；And pass through the control signal
Regulation currently quantitative powered unit frequency, and then adjust expansion entrance mass flow so that Current Temperatures detected value reaches process gas
Exhaust temperature desired value.
In one embodiment of the invention, PID controller 2 can be used for according to Current Temperatures detected value, process gas tail
Gas temperature target and currently quantitative powered unit frequency generation control signal.
In one particular embodiment of the present invention, PID controller 2 is used to be less than process gas tail in Current Temperatures detected value
In the case of gas temperature target, currently quantitative powered unit frequency is reduced by control signal, expands entrance material flow to reduce
Amount so that Current Temperatures detected value brings up to process gas exhaust temperature desired value；And it is more than technique in Current Temperatures detected value
In the case of tail-gas temperature target, currently quantitative powered unit frequency is improved by control signal, entrance thing is expanded with increase
Stream amount so that Current Temperatures detected value is reduced to process gas exhaust temperature desired value.
The expanded cut tobacco provided based on the above embodiment of the present invention dries out a mouthful moisture content control device, utilizes the conservation of energy
Law, process gas exhaust temperature is adjusted by PID to adjust the i.e. quantitative powered unit frequency of expansion entrance material blanking, to reach swollen
The stabilization of swollen tobacco shreds drying outlet moisture content.In process of production, the work such as expanding end process gas temperature, humidity discharging amount, production wind speed
On the premise of the setting value of the setting value and expanded cut tobacco of skill parameter and expanded cut tobacco entering water rate outlet moisture content is all fixed,
The fluctuation of process gas exhaust temperature need to only pass through PID and adjust technique tail-gas from the fluctuation for expanding entrance mass flow
Temperature expands end entrance mass flow to adjust, and then the powered unit frequency of adjustment quantitative.
The above embodiment of the present invention in process of production, join by the technique such as expanding end process gas temperature, humidity discharging amount, production wind speed
The setting value of the setting value and expanded cut tobacco of number and expanded cut tobacco entering water rate outlet moisture content is all fixed；Pass through touching for early stage
Rope show that expanded cut tobacco dries out the process gas exhaust temperature corresponding to mouthful moisture content desired value, and this temperature value is set as into work
Skill tail-gas temperature target, expansion entrance mass flow is adjusted by PID and realizes process gas exhaust temperature desired value, Jin Erda
The stabilization of mouthful moisture content is dried out to expanded cut tobacco.
The above embodiment of the present invention can realize that expanded cut tobacco dries out the stabilization of mouthful moisture content, such as Airco
It is swollen after drying out mouthful moisture content control device using expanded cut tobacco of the present invention for the expanded cut tobacco drying equipment of DIET companies
Swollen tobacco shreds drying outlet moisture content standard deviation brings up to 0.13% by original 0.35%, so as to reach finished product expanded cut tobacco
The accurate control of moisture content.
Fig. 2 is that expanded cut tobacco of the present invention dries out mouthful schematic diagram of method for controlling water content one embodiment.Preferably, originally
Embodiment can be dried out mouthful moisture content control device by expanded cut tobacco of the present invention and be performed.Methods described includes：
Step 201, exhaust temperature detector 1 at predetermined intervals collection technology tail-gas Current Temperatures detection
Value.
Step 202, Current Temperatures detected value is adjusted to technique by PID controller 2 by adjusting expansion entrance mass flow
Tail-gas temperature target, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature mesh
It is corresponding that scale value with expanded cut tobacco dries out mouthful moisture content desired value.
In one embodiment of the invention, expanded cut tobacco dries out the technique tail-gas corresponding to mouthful moisture content desired value
Temperature is the empirical value obtained by previous experiments.
Fig. 3 is to be adjusted to Current Temperatures detected value by adjusting expansion entrance mass flow in one embodiment of the invention
The schematic diagram of process gas exhaust temperature desired value.As shown in figure 3, the step 202 in Fig. 2 embodiments can include：
Step 301, PID controller 2 is according to Current Temperatures detected value and process gas exhaust temperature desired value generation control letter
Number；And the control signal is sent into specified rate translator 3.
In one particular embodiment of the present invention, in step 301, PID controller is according to Current Temperatures detected value and work
The step of skill tail-gas temperature target generation control signal, can include：PID controller 2 is according to Current Temperatures detected value and work
The difference generation control signal of skill tail-gas temperature target.
In one embodiment of the invention, step 301, PID controller is according to Current Temperatures detected value and process gas tail
The step of gas temperature target generation control signal, can include：PID controller 2 is according to Current Temperatures detected value, process gas tail
Gas temperature target and currently quantitative powered unit frequency generation control signal.
In one particular embodiment of the present invention, the PID controller is according to Current Temperatures detected value, technique tail-gas
The step of temperature target and currently quantitative powered unit frequency generation control signal, can include：
PID controller 2 is according to Current Temperatures detected value and the difference of process gas exhaust temperature desired value, it is determined that quantitative powered
The frequency adjustment of machine；The quantitative powered quantitative translator of unit frequency generation according to the frequency adjustment and currently of PID controller 2
Frequency adjustment desired value；And the frequency is adjusted into desired value as control signal.
Step 302, PID controller 2 adjusts currently quantitative powered unit frequency, and then adjust expansion by the control signal
Entrance mass flow so that Current Temperatures detected value reaches process gas exhaust temperature desired value.
In one embodiment of the invention, step 302 can specifically include：PID controller 2 is in Current Temperatures detected value
In the case of less than process gas exhaust temperature desired value, currently quantitative powered unit frequency is reduced by control signal, it is swollen to reduce
Swollen entrance mass flow so that Current Temperatures detected value brings up to process gas exhaust temperature desired value.
In one embodiment of the invention, step 302 can specifically include：PID controller 2 is in Current Temperatures detected value
In the case of more than process gas exhaust temperature desired value, currently quantitative powered unit frequency is improved by control signal, it is swollen to increase
Swollen entrance mass flow so that Current Temperatures detected value is reduced to process gas exhaust temperature desired value.
The expanded cut tobacco provided based on the above embodiment of the present invention dries out a mouthful method for controlling water content, utilizes the conservation of energy
Law, process gas exhaust temperature is adjusted by PID to adjust the i.e. quantitative powered unit frequency of expansion entrance material blanking, to reach swollen
The stabilization of swollen tobacco shreds drying outlet moisture content.In process of production, the work such as expanding end process gas temperature, humidity discharging amount, production wind speed
On the premise of the setting value of the setting value and expanded cut tobacco of skill parameter and expanded cut tobacco entering water rate outlet moisture content is all fixed,
The fluctuation of process gas exhaust temperature need to only pass through PID and adjust technique tail-gas from the fluctuation for expanding entrance mass flow
Temperature expands end entrance mass flow to adjust, and then the powered unit frequency of adjustment quantitative.
The above embodiment of the present invention in process of production, join by the technique such as expanding end process gas temperature, humidity discharging amount, production wind speed
The setting value of the setting value and expanded cut tobacco of number and expanded cut tobacco entering water rate outlet moisture content is all fixed；Pass through touching for early stage
Rope show that expanded cut tobacco dries out the process gas exhaust temperature corresponding to mouthful moisture content desired value, and this temperature value is set as into work
Skill tail-gas temperature target, expansion entrance mass flow is adjusted by PID and realizes process gas exhaust temperature desired value, Jin Erda
The stabilization of mouthful moisture content is dried out to expanded cut tobacco.
The above embodiment of the present invention can realize that expanded cut tobacco dries out the stabilization of mouthful moisture content, such as Airco
It is swollen after drying out mouthful method for controlling water content using expanded cut tobacco of the present invention for the expanded cut tobacco drying equipment of DIET companies
Tobacco shreds drying outlet moisture content standard deviation brings up to 0.13% by original 0.35%, contains so as to reach finished product expanded cut tobacco
The accurate control of water rate.
PID controller described above can be implemented as the general procedure for performing function described herein
Device, programmable logic controller (PLC) (PLC), digital signal processor (DSP), application specific integrated circuit (ASIC), field programmable gate
Array (FPGA) either other PLDs, discrete gate or transistor logic, discrete hardware components or its
It is any appropriately combined.
So far, the present invention is described in detail.In order to avoid the design of the masking present invention, it is public that this area institute is not described
Some details known.Those skilled in the art as described above, can be appreciated how to implement technology disclosed herein completely
Scheme.
One of ordinary skill in the art will appreciate that hardware can be passed through by realizing all or part of step of above-described embodiment
To complete, by program the hardware of correlation can also be instructed to complete, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
Description of the invention provides for the sake of example and description, and is not exhaustively or by the present invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Select and retouch
State embodiment and be to more preferably illustrate the principle and practical application of the present invention, and one of ordinary skill in the art is managed
The present invention is solved so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (8)
1. a kind of expanded cut tobacco dries out a mouthful method for controlling water content, it is characterised in that including：
The Current Temperatures detected value of exhaust temperature detector collection technology tail-gas at predetermined intervals；
Current Temperatures detected value is adjusted to process gas exhaust temperature target by PID controller by adjusting expansion entrance mass flow
Value, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature desired value and expanded cut tobacco
It is corresponding to dry out mouthful moisture content desired value
Wherein, Current Temperatures detected value is adjusted to process gas tail by the PID controller by adjusting expansion entrance mass flow
Gas temperature target includes：
PID controller generates control signal according to Current Temperatures detected value and process gas exhaust temperature desired value；
PID controller adjusts currently quantitative powered unit frequency by the control signal, and then adjusts expansion entrance mass flow,
So that Current Temperatures detected value reaches process gas exhaust temperature desired value.
2. according to the method for claim 1, it is characterised in that the PID controller is according to Current Temperatures detected value and work
Skill tail-gas temperature target generation control signal includes：
PID controller is according to Current Temperatures detected value, process gas exhaust temperature desired value and currently quantitative powered unit frequency generates
Control signal.
3. according to the method any one of claim 1-2, it is characterised in that
In process of production, technological parameter, the setting value of expanded cut tobacco entering water rate and expanded cut tobacco export setting for moisture content
Definite value is fixed, and wherein technological parameter includes expanding end process gas temperature, humidity discharging amount and production wind speed.
4. according to the method any one of claim 1-2, it is characterised in that
PID controller is dropped in the case where Current Temperatures detected value is less than process gas exhaust temperature desired value by control signal
Low currently quantitative powered unit frequency, expands entrance mass flow so that Current Temperatures detected value brings up to process gas tail to reduce
Gas temperature target；
PID controller is carried in the case where Current Temperatures detected value is more than process gas exhaust temperature desired value by control signal
High currently quantitative powered unit frequency, expands entrance mass flow so that Current Temperatures detected value is reduced to process gas tail with increase
Gas temperature target.
5. a kind of expanded cut tobacco dries out a mouthful moisture content control device, it is characterised in that is controlled including exhaust temperature detector and PID
Device processed, wherein：
Exhaust temperature detector, the Current Temperatures detected value for collection technology tail-gas at predetermined intervals；
PID controller, for Current Temperatures detected value to be adjusted into technique tail-gas temperature by adjusting expansion entrance mass flow
Spend desired value, to reach the stabilization that expanded cut tobacco dries out mouthful moisture content, wherein, the process gas exhaust temperature desired value with it is swollen
Swollen tobacco shreds drying outlet moisture content desired value is corresponding；
Wherein, PID controller is used to generate control signal according to Current Temperatures detected value and process gas exhaust temperature desired value；And
Pass through control signal regulation currently quantitative powered unit frequency, and then adjust expansion entrance mass flow so that Current Temperatures
Detected value reaches process gas exhaust temperature desired value.
6. device according to claim 5, it is characterised in that
PID controller is used for according to Current Temperatures detected value, process gas exhaust temperature desired value and currently quantifies powered unit frequency
Generate control signal.
7. according to the device any one of claim 5-6, it is characterised in that
In process of production, technological parameter, the setting value of expanded cut tobacco entering water rate and expanded cut tobacco export setting for moisture content
Definite value is fixed, and wherein technological parameter includes expanding end process gas temperature, humidity discharging amount and production wind speed.
8. according to the device any one of claim 5-6, it is characterised in that
PID controller is used to, in the case where Current Temperatures detected value is less than process gas exhaust temperature desired value, by controlling believe
Number currently quantitative powered unit frequency is reduced, expand entrance mass flow to reduce so that Current Temperatures detected value brings up to technique
Tail-gas temperature target；And in the case where Current Temperatures detected value is more than process gas exhaust temperature desired value, pass through control
Signal processed improves currently quantitative powered unit frequency, expands entrance mass flow with increase so that Current Temperatures detected value is reduced to
Process gas exhaust temperature desired value.
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| CN201610810440.2A CN106343601B (en) | 2016-09-09 | 2016-09-09 | Expanded cut tobacco dries out mouthful method for controlling water content and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610810440.2A CN106343601B (en) | 2016-09-09 | 2016-09-09 | Expanded cut tobacco dries out mouthful method for controlling water content and device |
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| CN106343601B true CN106343601B (en) | 2018-03-13 |
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| CN112034791B (en) | 2020-07-10 | 2021-08-17 | 张家口卷烟厂有限责任公司 | Intelligent control system and method for sheet cut-tobacco drier |
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| CN1271957C (en) * | 2004-12-31 | 2006-08-30 | 龙岩卷烟厂 | Tobacco shreds drying and moisture moving control method |
| CN101849705B (en) * | 2010-04-30 | 2012-06-06 | 广东中烟工业有限责任公司 | Cut tobacco drying control system of roller-type cut tobacco drying machine |
| CN102240063B (en) * | 2011-06-23 | 2013-08-07 | 陕西中烟工业有限责任公司 | Method for stabilizing parameters of annular shred dryer through parallel translation of water ratio |
| CN102871214B (en) * | 2012-10-08 | 2014-09-10 | 秦皇岛烟草机械有限责任公司 | Model prediction based cut tobacco dryer outlet moisture control method |
| CN103082390B (en) * | 2013-01-29 | 2015-08-12 | 福建中烟工业有限责任公司 | The control method that a kind of drum-type cut-tobacco drier three grades regulates |
| CN103222673B (en) * | 2013-05-06 | 2015-05-13 | 江苏中烟工业有限责任公司徐州卷烟厂 | Moisture control method for airflow cut-tobacco drier |
| CN103610226A (en) * | 2013-12-16 | 2014-03-05 | 福建中烟工业有限责任公司 | Moisture content controlling method for tobacco airflow drying |
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