CN107348553B - Tobacco leaf curing barn humiture precise control device and method - Google Patents
Tobacco leaf curing barn humiture precise control device and method Download PDFInfo
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- CN107348553B CN107348553B CN201710595899.XA CN201710595899A CN107348553B CN 107348553 B CN107348553 B CN 107348553B CN 201710595899 A CN201710595899 A CN 201710595899A CN 107348553 B CN107348553 B CN 107348553B
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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
- A24B3/10—Roasting or cooling tobacco
Abstract
The invention discloses a kind of tobacco leaf curing barn humiture precise control device and methods.Tobacco curing barn temperature precise control device, including barn main body, heat source, controller, heat exchanger, positive and negative reversible fan, dehumidification system, three temperature sensors connected to the controller；The barn main body includes interconnected heating room and hangs smoke-box, and heating has air intake window on room, hanging smoke-box has moistureproof window.The present invention can solve the technical issues of how accurately being controlled the temperature and humidity in barn.
Description
Technical field
The present invention relates to the control devices that the temperature and humidity in a kind of pair of tobacco curing barn is accurately controlled, while the present invention is also
Relate to the use of the method that the control device controls temperature and humidity.
Background technique
Current Tobacco leaf roasting room mainly includes barn main body, heat source, controller, heat exchanger, circulating fan and hydrofuge
System.Wherein bakery generally comprises heating room and hangs smoke-box；Wherein Source is that fuel combustion is generated to heat, combustion used
Material is divided into solid-state, liquid, fuel gas, and solid fuel has coal, biological particles etc., gaseous fuel such as natural gas etc.；Controller
Be according to hang the indoor temperature of cigarette and the start and stop of humid control heat source, rotation speed of fan, dehumidification system device；Heat exchanger is common
Air heat exchanger, the heat that heat source generates can be added internal heat exchanger or external air by heat exchanger
Heat；Blower is general one-way circulation blower, and the hot wind after heat exchanger heats is imported in cigarette-filling house room and recycles importing
Heating room is to constitute one-way circulation, and this unidirectional wind-guiding circulating path has dead angle and cold-zone in cigarette-filling house, institute
It states dead angle and cold-zone and refers to that hanging cigarette indoor hot air can not be sent to, the relatively low serious region of temperature；Dehumidification system include air intake window and
Moistureproof window has and automatically opens air intake window when hanging cigarette indoor humidity and being higher than setting value in controller, the indoor moisture content of extension cigarette
Outdoor function is drained by moistureproof window.
Summary of the invention
The object of the present invention is to provide a kind of tobacco leaf curing barn humiture precise control devices, how solve to the temperature in barn
The technical issues of humidity is accurately controlled.
It is a further object to provide a kind of tobacco leaf curing barn humiture accuracy control methods, how solve to barn
The technical issues of interior temperature and humidity is accurately controlled.
Tobacco curing barn temperature precise control device, including barn main body, heat source, controller, heat exchanger, positive antireciprocal wind
Machine, dehumidification system, three temperature sensors connected to the controller；The barn main body includes interconnected heating room and extension
Smoke-box, heating has air intake window on room, and hanging smoke-box has moistureproof window；Heat source is connected to heat exchanger, and heat exchanger is in heating
Interior, positive and negative reversible fan connection heating room and extension smoke-box, heat source, dehumidification system and positive and negative reversible fan connect with controller
It connects；Extension smoke-box inside top fitting tobacco leaf position has the first temperature sensor, and bottom, which is bonded tobacco leaf position, has second
Temperature sensor；Also there is third temperature sensor, which is in positive and negative reversible fan in the extension smoke-box
The vortex generated when the hot wind mixed flow that positive and negative rotation work generates.
The dehumidification system includes hydrofuge sensor, air intake window, moistureproof window；Wherein air intake window includes the adjustable machine of intake
Structure, hydrofuge sensor, intake adjustable structure are connect with controller.
The heat source be in heating chamber perhaps the outside heat source be solid-state burner or liquid-phase combustion device or
Person's gaseous combustion device.
The smoke outlet that internal heat and gas are discharged with one for the heat exchanger, the one of the smoke outlet and triple valve
A channel connection, second channel of the triple valve are connected to smoke-box is hung, and the third channel of triple valve is connected to outdoor.
The positive and negative reversible fan is the equivalent reversible blower of positive and negative rotation.
First temperature sensor, which is in, to be hung close positive and negative reversible fan position in front of smoke-box inside top or is in
It hangs smoke-box inside top middle position or hangs smoke-box inside top far from positive and negative reversible fan position；The second temperature sensing
Device, which is in, hangs smoke-box interior bottom portion front position or in extension smoke-box inside top middle position or extension smoke-box interior bottom portion
Position.
The positive and negative reversible fan is to be horizontally mounted or right angle setting.
The controller includes main control chip, input equipment, heat source drive control circuit, positive/negative turn of blower and high low speed
Control circuit, intake adjustable mechanism driving circuit；Input equipment, heat source drive control circuit, positive/negative turn of blower and high low speed
Control circuit is connect with main control chip；Heat source drive control circuit is matched with heat source, positive/negative turn of blower and high low speed control electricity
Road is matched with positive and negative reversible fan, and intake adjustable mechanism driving circuit is matched with intake adjustable mechanism.
The input equipment includes parameter setting keys, positive and negative reversible fan control button.
Tobacco curing barn temperature accuracy control method opens heat source, positive and negative reversible fan, dehumidification system；First temperature sensing
Device, second temperature sensor, third temperature sensor, its present position of humidity sensor real-time detection temperature and feed back to control
Device processed, heat source carry out raising or lowering fuel power as needed and adjust the operation of burning time, positive and negative reversible fan root
Positive/negative turn switching frequency and revolving speed and working time so that hot wind can be in barn main body according to needing to adjust by controller
Circular flow alternatively up and down, intake adjustable mechanism are corresponded to according to temperature difference and humidity value in interior heating room and extension smoke-box
Adjusting intake.
The beneficial effects of the present invention are: can be carried out just as desired by controller due to having used positive and negative reversible fan
The setting of reversal frequency and time, revolving speed can equally be set, which realizes that wind-guiding automatically switches up and down automatically, hot in this way
Wind can circular flow alternatively up and down, to break dead angle caused by original one-way circulation and cold-zone problem；So that hanging cigarette
Room temperature inertia minimum reduces the temperature difference；Since this bakery is similar to existing bakery overall structure, therefore can be by existing biography
System barn is installed the components such as positive and negative reversible fan and controller described in the present invention and is replaced, to realize old barn
It re-uses；When heat source uses liquid burner, controller can carry out its efficiency of combustion using control fuzzy theory real-time
Control；Due to being equipped with three-way sensor, wherein the sensor in cold-zone can observe cold-zone temperature and first or second in real time
The displays temperature of sensor is poor, when three-way sensor temperature difference is larger, then corresponding raising combustion power or improve blower
Revolving speed or adjust blower positive and negative rotation frequency；By operating using positive and negative rotation hot air circulation, tobacco leaf system can be shortened in this way
One turns yellow the time, turns yellow without stacking, shortens the tobacco leaf dry muscle time, and drying tobacco is uniform, by practical baking verifying, often
Furnace tobacco leaf can reduce baking time 10-20%, about 15-30 hours, save single flue-cured tobacco baking fuel and the comprehensive baking cost of power consumption
10% or more.Water content by controlling fresh tobacco leaves makes tobacco leaf sufficiently be fermented, i.e., above-mentioned control upper and lower temperature difference, control
Baking time and positive and negative rotation switching frequency, control rotation speed of fan and the such three kinds of control modes of combustion power may make this baking box
It can obtain preferable cured effect.Above controller can also be connect with an APP, remotely check that three sensors are shown in this way
Temperature value and remotely check the operating parameter of all parts and make corresponding control and operate.
Detailed description of the invention
Fig. 1 is the thermally conductive schematic diagram of bakery inner blower forward circulation；
Fig. 2 is the thermally conductive schematic diagram of bakery inner blower recycled back；
Fig. 3 is the position view for showing vortex when bakery inner blower forward circulation is thermally conductive；
Fig. 4 is the position view for showing vortex when bakery inner blower recycled back is thermally conductive；
Fig. 5 is the horizontally-mounted schematic diagram of blower；
Fig. 6 is the control logic figure that Tobacco leaf roasting room uses；
Fig. 7 is to show that a kind of air intake window and moistureproof window are arranged in the schematic diagram on baking box；
Fig. 8 is to show that another air intake window and moistureproof window are arranged in the schematic diagram on baking box；
1. heat sources, 2. heat exchangers, 3. positive and negative reversible fans, 4. baking boxes, 41. heating rooms, 42. are hung in figure
Smoke-box, 43. ventilation openings, 44. air intake windows, 45. moistureproof windows, 5. vortexes, 6. first temperature sensors, 7. second temperatures
Sensor, 8. third temperature sensors, 9. tobacco leaves.
Specific embodiment
Please refer to Fig. 1 to Fig. 8, the Tobacco leaf roasting room in figure, including heat source 1, heat exchanger 2, circulating fan are for example positive and negative can
Contrary wind machine 3, baking box 4, controller, wherein controller is not shown in the diagram；The Tobacco leaf roasting room also has other than above-mentioned component
There are the components such as dehumidification system and grill, since above-mentioned component is existing component, thus it is not shown in the diagram.The quantity of above-mentioned component can
Selection as needed, does not limit specifically.
Barn 4 includes interconnected heating room 41 and hangs smoke-box 42, specially heats room 41 and hangs between smoke-box 42
Lower position has the ventilation opening 43 for being connected to the two, and heating room 41 is hung in smoke-box 42 for generating hot wind and importeding into hot wind,
Hang the baking that smoke-box 42 is used for tobacco leaf 9.In order to keep baking box internal temperature constant temperature, which uses thermal insulating material
Material is made.Heating has air intake window 44 on room 41, hanging smoke-box 42 has moistureproof window 45.Wherein air intake window 44 includes a micro machine
The intake adjustable mechanism of driving, intake adjustable mechanism can refer to louver structure, design through this structure, such air inlet
The air inflow of window 44 can be adjusted as needed, such as 1-5 gear of setting, as the intake Shi Zexu that needs increase
Biggish gear is wanted, when the intake of needs is smaller, then needs lower gear；Highest upper and lower limit can also be carried out simultaneously to set
It sets, when such as three sensor detection temperature difference are higher than setting value certain temperature, then forces to be all turned on, when centainly warm lower than setting value
It when spending, then forces all to close to reach when temperature increases moisture is quickly discharged, when constant temperature is slowly discharged.Moistureproof window 45 is unanimously located
It can also be adjusted in opening state or as needed.Referring to FIG. 7, the air intake window 44 in Fig. 7 is close in heating room 41
The side of top position and reversal frequency adjustable blower fan 3, dehumidifying window 45, which is in, hangs smoke-box 42 close to top position and reversion frequency
The side of rate adjustable blower fan 3.Referring to FIG. 8, the air intake window 44 in Fig. 8 is in heating room 41 close to bottom position and reversion frequency
The side of rate adjustable blower fan 3, dehumidifying window 45, which is in, hangs smoke-box 42 close to the one of bottom position and reversal frequency adjustable blower fan 3
Side.The position of air intake window 44 and dehumidifying window 45 that the position of air intake window 44 and dehumidifying window 45 that Fig. 7 is shown can be shown with Fig. 8 is same
When exist or be separately provided, when the two exists simultaneously, when hang smoke-box 41 hot air flow run from top to bottom when, then close plus
Hot cell 41 close to bottom position air intake window 44 and hang smoke-box 42 close to bottom position dehumidifying window 45；When the hot wind for hanging smoke-box 41
When stream is run from top to bottom, then heating room 41 is closed close to the air intake window 44 of top position and hangs smoke-box 42 close to top position
Dehumidifying window 45.
Heat source 1 be mainly heat is generated by burner burning to making the air on the side of heat exchanger 2 be heated thus
These hot-airs imported under the action of blower hang smoke-box 42 in, burner can be used solid, liquid, gaseous fuel one
Kind or a variety of be used in mixed way.The heat source 1 is burnt according to the needs hung in smoke-box 42 in real time in this way by the control of controller
The control of efficiency.Heat source 1 may be in heating room 41, also may be at outside heating room 41.
Heat exchanger 2 is connected to heat source 1 and is in heating room 41, which is air energy exchanger,
Mainly when heat source 1 starts to burn work inside it, the cold air outside heat exchanger 2 is subjected to heat exchange and becomes heat
Air is hung in smoke-box 42 to imported into.The heat exchanger 2 has fin structure, is conducive to the exchange of heat in this way.In reality
In, the smoke outlet that also internal heat and gas are discharged with one for heat exchanger 2, one of the smoke outlet and triple valve
Channel connection, second channel of the triple valve are connected to smoke-box is hung, and the third channel of triple valve is connected to outdoor.First
Channel and third channel collective effect can be by, since the exhaust gas that gas burning generates is discharged, second channel is used in heat exchanger
The drying of tobacco leaf 9 is used for as desiccant in the carbon dioxide gas for generating gas burning, while carbon dioxide gas to be subsidiary
Temperature be baked room and utilize again.
The positive and negative connection of reversible fan 3 heats room 41 and hangs smoke-box 42 and be controlled by the controller, which is that positive and negative rotation is reversible
Equivalent frequency adjustable blower fan, it is described it is equivalent refer to that blower positive and negative rotation is that its wind pressure is almost the same, the blower by negative pressure will be outer
Boundary's air is imported into heating room 41.The assembling, can be horizontal in the top of heat exchanger 2 or side or lower section
Installation or right angle setting, that is, vertical installation or horizontal installation.The blower uses S-shaped blade construction.
Hanging 42 inside top of smoke-box fitting, 9 position of tobacco leaf has the first temperature sensor 6, which refers to extension smoke-box
Close to positive and negative 3 position of reversible fan or in extension 42 inside top middle position of smoke-box or extension smoke-box in front of 42 inside tops
42 inside tops can be selected as needed far from positive and negative 3 position of reversible fan, specific location；Hang 42 interior bottom portion of smoke-box patch
Close 9 position of tobacco leaf have second temperature sensor 7, the interior bottom portion refer in hang 42 interior bottom portion front position of smoke-box or
In extension 42 inside top middle position of smoke-box or hang 42 interior bottom portion position of smoke-box.Above-mentioned two sensor is and controller
Connection, such moment shows the temperature of the two positions, to show working condition when blower positive and negative rotation.Above-mentioned extension smoke-box 42
Inside also there is humidity sensor and dehumidification system, humidity sensor can be set more than all the way or all the way, and smoke-box is hung in detection
Medial humidity in 42 is so as to the reference for air-inlet window intake.
Hang in smoke-box whether temperature is uniform to preferably monitor, a third temperature sensor can be increased in smoke-box hanging
8, which is in the vortex 5 generated when the hot wind mixed flow that positive and negative 3 positive and negative rotation of reversible fan work generates,
The third temperature sensor 8 is connect with controller, setting in this way, can be provided in this way to controller or operator auxiliary
Supplementary information is to prompt controller or operator to carry out corresponding operation.
Controller includes main control chip, input equipment, heat source drive control circuit, positive/negative turn of blower and the control of high low speed
The control circuits such as circuit, hydrofuge driving circuit；Input equipment, heat source drive control circuit, positive/negative turn of blower and the control of high low speed
Circuit, humidity sensor are connect with main control chip；Heat source drive control circuit is matched with heat source, positive/negative turn of blower and height
Fast control circuit is matched with positive and negative reversible fan 3.Input equipment includes parameter setting keys and positive and negative reversible fan control button.
The main control chip shows operations process by LCD.Above-mentioned several driving circuits can existing conventional driver circuits, can also adopt
With the self-designed circuit of applicant.
This bakery is to open heat source, positive and negative reversible fan, dehumidification system to the method that temperature accurately controls；First temperature
Spend sensor, second temperature sensor, third temperature sensor, the temperature of its present position of humidity sensor real-time detection and wet
Degree signal simultaneously feeds back to controller, and heat source carries out raising or lowering fuel power as needed and adjusts the behaviour of burning time
Make, positive and negative reversible fan carries out positive/negative turn of switching and revolving speed as needed and the working time is adjusted so that hot wind
In the intracorporal heating room of barn master and circular flow alternatively up and down in smoke-box can be hung；Dehumidification system carries out corresponding row as needed
Wet movement.
The specific work step of this bakery are as follows:
1, fresh tobacco leaves 9 are placed on by grill and are hung in smoke-box 42；
2, start heat source 1, positive and negative reversible fan 3, dehumidification system；
3, beginning recycled back is thermally conductive after forward circulation thermally conductive a period of time is realized in the positive and negative work of reversible fan 3, reversely follows
It is thermally conductive to successively replace to start forward circulation after ring is thermally conductive again, smoke-box internal temperature, humidity are hung in three sensor moment detections
The indoor interior humidity of cigarette, efficiency of combustion, the blower positive and negative rotation frequency that controller passes through control heat source are hung in the detection of sensor moment
And revolving speed and moment hydrofuge, baking time make the temperature difference for hanging smoke-box control to hang cigarette in zone of reasonableness and control dehumidification system
Indoor humidity is in zone of reasonableness, so that tobacco leaf scalding, drying, roasting perfume, completes the fermentation process of tobacco leaf 9.
Claims (9)
1. tobacco curing barn temperature precise control device, it is characterised in that: including barn main body, heat source, controller, heat exchanger,
Positive and negative reversible fan, dehumidification system, three temperature sensors connected to the controller；The barn main body includes interconnected
It heats room and hangs smoke-box, heating has air intake window on room, hanging smoke-box has moistureproof window；Heat source is connected to heat exchanger, heat exchange
It is indoor that device is in heating, positive and negative reversible fan connection heating room and hangs smoke-box, heat source, dehumidification system and positive and negative reversible fan with
Controller connection；Extension smoke-box inside top fitting tobacco leaf position has the first temperature sensor, and bottom is bonded tobacco leaf position
With second temperature sensor；Also there is third temperature sensor, which is in positive and negative in the extension smoke-box
The vortex generated when the hot wind mixed flow that reversible fan positive and negative rotation work generates；The heat exchanger have one by internal heat
And the smoke outlet of gas discharge, the smoke outlet are connected to a channel of triple valve, second channel of the triple valve and extension cigarette
The third channel of room connection, triple valve is connected to outdoor.
2. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: the dehumidification system packet
Include hydrofuge sensor, air intake window, moistureproof window；Wherein air intake window includes intake adjustable mechanism, and hydrofuge sensor, intake are adjustable
Structure is connect with controller.
3. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: the heat source, which is in, to be added
Either internally or externally, which is solid-state burner or liquid-phase combustion device or gaseous combustion device in hot cell.
4. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: the positive antireciprocal wind
Machine is the equivalent reversible blower of positive and negative rotation.
5. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: first temperature passes
Sensor, which is in hang the close positive and negative reversible fan position in smoke-box inside top front or be in, hangs smoke-box inside top middle position
Or smoke-box inside top is hung far from positive and negative reversible fan position；Before the second temperature sensor is in extension smoke-box interior bottom portion
It sets or in extension smoke-box inside top middle position or extension smoke-box interior bottom portion position in orientation.
6. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: the positive antireciprocal wind
Machine is to be horizontally mounted or right angle setting.
7. tobacco curing barn temperature precise control device according to claim 1, it is characterised in that: the controller includes
Main control chip, input equipment, heat source drive control circuit, positive/negative turn of blower and high/low speed control circuit, intake adjustable mechanism
Driving circuit；Input equipment, heat source drive control circuit, positive/negative turn of blower and high/low speed control circuit connect with main control chip
It connects；Heat source drive control circuit is matched with heat source, and positive/negative turn of blower and high/low speed control circuit are matched with positive and negative reversible fan,
Intake adjustable mechanism driving circuit is matched with intake adjustable mechanism.
8. tobacco curing barn temperature precise control device according to claim 7, it is characterised in that: the input equipment packet
Include parameter setting keys, positive and negative reversible fan control button.
9. using the accurate controlling party of tobacco curing barn temperature of tobacco curing barn temperature precise control device as stated in claim 2
Method includes the following steps: it is characterized by: opening heat source, positive and negative reversible fan, dehumidification system；First temperature sensor, second
Temperature sensor, third temperature sensor, its present position of humidity sensor real-time detection temperature and feed back to controller, heat
Source carries out raising or lowering fuel power as needed and adjusts the operation of burning time, and positive and negative reversible fan leads to as needed
It crosses controller adjustment and positive/negative turns switching frequency and revolving speed and working time so that hot wind can be in the intracorporal heating of barn master
Room and hang circular flow alternatively up and down in smoke-box, intake adjustable mechanism according to temperature difference and humidity value carry out it is corresponding adjust into
Air quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710595899.XA CN107348553B (en) | 2017-07-20 | 2017-07-20 | Tobacco leaf curing barn humiture precise control device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710595899.XA CN107348553B (en) | 2017-07-20 | 2017-07-20 | Tobacco leaf curing barn humiture precise control device and method |
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| Publication Number | Publication Date |
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| CN107348553A CN107348553A (en) | 2017-11-17 |
| CN107348553B true CN107348553B (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710595899.XA Active CN107348553B (en) | 2017-07-20 | 2017-07-20 | Tobacco leaf curing barn humiture precise control device and method |
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|---|---|---|---|---|
| CN108669619A (en) * | 2018-04-24 | 2018-10-19 | 贵州省烟草公司黔西南州公司 | Tobacco flue-curing controller |
| CN108477661A (en) * | 2018-05-19 | 2018-09-04 | 黔南州烟草公司平塘县分公司 | A kind of air-flow reverse circulation moisturizing flavescence baking process improving quality of tobacco |
| CN111156797A (en) * | 2020-01-23 | 2020-05-15 | 云南穗特丰农业科技有限公司 | Hot-blast adjustable dual cycle drying equipment |
| CN113142631B (en) * | 2021-01-07 | 2022-07-05 | 钟学能 | A intelligent temperature control system for tobacco is dried |
| CN112880157B (en) * | 2021-02-07 | 2022-05-27 | 青岛海尔空调器有限总公司 | Control method of lower air outlet fresh air conditioner and lower air outlet fresh air conditioner |
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| CN107348553A (en) | 2017-11-17 |
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