CN106016989A - Tobacco drying device - Google Patents
Tobacco drying device Download PDFInfo
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- CN106016989A CN106016989A CN201610393069.4A CN201610393069A CN106016989A CN 106016989 A CN106016989 A CN 106016989A CN 201610393069 A CN201610393069 A CN 201610393069A CN 106016989 A CN106016989 A CN 106016989A
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- water
- air
- heat exchanger
- tobacco drying
- outlet
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- 235000002637 Nicotiana tabacum Nutrition 0.000 title claims abstract description 185
- 238000001035 drying Methods 0.000 title claims abstract description 163
- 244000061176 Nicotiana tabacum Species 0.000 title description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 316
- 241000208125 Nicotiana Species 0.000 claims abstract description 162
- 239000003507 refrigerant Substances 0.000 claims abstract description 49
- 238000005338 heat storage Methods 0.000 claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 9
- 238000005057 refrigeration Methods 0.000 claims description 32
- 239000006200 vaporizer Substances 0.000 claims description 29
- 238000004891 communication Methods 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 7
- 244000025254 Cannabis sativa Species 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 43
- 230000000694 effects Effects 0.000 description 14
- 230000006872 improvement Effects 0.000 description 8
- 238000009833 condensation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 239000003245 coal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000796 flavoring agent Substances 0.000 description 3
- 235000019634 flavors Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/063—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers for drying granular material in bulk, e.g. grain bins or silos with false floor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/22—Tobacco leaves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a tobacco drying device. The tobacco drying device comprises a tobacco drying chamber, a humidity control module, a temperature control module, a cooling capacity storage water tank, a heat storage water tank and a water source hot water heat pump. The humidity control module is used for independently controlling the air humidity of the tobacco drying chamber. The temperature control module is used for independently controlling the air temperature of the tobacco drying chamber. The cooling capacity storage water tank is used for supplying a refrigerant for cooling air to the humidity control module. The heat storage water tank is used for recycling heat in the tobacco drying chamber after tobacco is dried. The water source hot water heat pump achieves heat transmission of water in the cooling capacity storage water tank and the heat storage water tank in a heat pump work manner. According to the tobacco drying device, the temperature and humidity in the drying process can be independently controlled, tobacco drying can be conducted completely according to a traditional temperature and humidity control curve, and the taste of tobacco is kept consistent with traditional taste. Meanwhile, the drying process is conducted under the closing condition, the smell of the tobacco is stored well, energy can be cyclically utilized in the drying process, energy saving and environment friendliness are achieved, and cost is low.
Description
Technical field
The present invention relates to a kind of tobacco drying apparatus, the Nicotiana tabacum L. in particular to a kind of temperature with humidity-independent control does
Dry device.
Background technology
Tobacco drying is indispensable procedure of processing in tobacco leaf production, and baked by using fire coal Nicotiana tabacum L. makes Tobacco drying be China Nicotiana tabacum L.
Toast medium-term and long-term and widely used roasting mode.Tobacco roasting needs to expend big energy, and traditional flue-curing barn coal directly supplies
Heat, heat utilization efficiency is low, coal consumption is high, and generally drying 1kg Nicotiana tabacum L. needs to expend 1.5～2.5kg mark coals, coal burning institute
The SO produced2、NOxDeng nuisance also major polluting atmosphere environment and affect the healthy of people.
Increasingly strict with Chinese environmental protection regulation, finds the Tobacco drying technology of cleaning, has become as inexorable trend.With
Time, owing to Tobacco drying mode affects the outward appearance after Tobacco drying and mouthfeel, so, be dried Nicotiana tabacum L. time need temperature with
Humidity is carried out under conditions of strictly controlling, and current domestic-developed has gone out various Tobacco drying skill based on heat pump techniques
Art, main representative technology has:
(1) thermal source can be provided for thermal source for Tobacco drying with air, take exhaust way to control humidity；This technology excellent
During point is Tobacco drying, temperature can independently control with humidity, and defect is: the temperature of (1) environment and humidity
Affecting dry mass, in (2) exhaust process, tobacco flavor is together arranged to air, after (3) Tobacco drying, and Nicotiana tabacum L.
Heat takes the mode of natural cooling to cool down, and thermal energy consumption is big.
(2) air tight cycle heat pump, its operation principle is exactly the evaporation that the air in tobacco roasting stove cycles through heat pump
Device and condenser, circulation water vapor in air is condensed into water release heat and is become energy heats Nicotiana tabacum L. by heat pump assembly,
The advantage of which is: (1) ambient temperature and humidity are little on dry mass impact；(2) there is no the heat that aerofluxus causes
Amount loss.Have a disadvantage in that: during (1) Tobacco drying, be difficulty with temperature and humidity-independent control, i.e. dry run
Middle humidity is in variable condition all the time, and the Nicotiana tabacum L. mouthfeel that dried Nicotiana tabacum L. mouthfeel and outward appearance and traditional approach are dried has with outward appearance
Difference；(2), after Tobacco drying, Nicotiana tabacum L. heat takes the mode of natural cooling to cool down, and thermal energy consumption is big.
Therefore, existing Tobacco drying technology how is improved, it is achieved temperature and the independence control of humidity during Tobacco drying
System, keeps the mouthfeel after Tobacco drying simultaneously, is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
In consideration of it, the present invention proposes a kind of tobacco drying apparatus, this device works according to refrigeration air conditioner heat pump principle, logical
Cross particular design and achieve temperature and the independence control of humidity during Tobacco drying, it is ensured that the mouth of Nicotiana tabacum L. after Tobacco drying
Sense does not has large change.
On the one hand, a kind of tobacco drying apparatus that the present invention proposes, including Tobacco drying room, also include humidity control module
And temperature control modules, described humidity control module includes that the first circulating fan, the second air-water heat exchanger and gas-gas are changed
Hot device, Tobacco drying room described in the first inlet communication of described gas-to-gas heat exchanger, the first outlet of described gas-to-gas heat exchanger
Connecting the air intlet of described second air-water heat exchanger, the air outlet slit connection of described second air-water heat exchanger is described
Second import of gas-to-gas heat exchanger, the second of described gas-to-gas heat exchanger exports leads to described Tobacco drying room, and described first
Circulating fan for make the indoor air of Tobacco drying described Tobacco drying room and described second air-water heat exchanger and gas-
Circulate between gas heat exchanger；Described temperature control modules includes the first refrigerant condenser, the first refrigeration being sequentially connected with
Compressor, the first vaporizer and the first refrigeration expansion valve, described first refrigerant condenser is positioned at described Tobacco drying room
In.
As tobacco drying apparatus as above improvement on the one hand, also including that cold stores water pot, described cold stores up
First outlet of water storage tank connects the water inlet of described first vaporizer, described first vaporizer by the first water circulating pump
Outlet lead to described cold store water pot.
As tobacco drying apparatus as above improvement on the one hand, described cold stores the second outlet of water pot and leads to
Cross the second water circulating pump and connect the water inlet of described second air-water heat exchanger, the water outlet of described second air-water heat exchanger
Mouth leads to described cold and stores water pot.
As tobacco drying apparatus as above improvement on the one hand, also include heat storage water pot and water source hot water thermal
Pump, the second vaporizer that described water source hot water heat pump includes being sequentially connected with, the second refrigeration compressor, the second refrigerant condenser
And second refrigeration expansion valve；Described cold is stored the 3rd outlet of water pot and is steamed by the 3rd water circulating pump connection described second
Sending out the water inlet of device, the outlet of described second vaporizer leads to described cold and stores water pot；Described heat storage water pot
First outlet connects the water inlet of described second refrigerant condenser, described second refrigerant condenser by the 4th water circulating pump
Outlet lead to described heat storage water pot.
As tobacco drying apparatus as above improvement on the one hand, also include the first air-water heat exchanger, described
Second outlet of heat storage water pot connects the water inlet of described first air-water heat exchanger by the 5th water circulating pump,
The outlet of described first air-water heat exchanger leads to described heat storage water pot, and described first air-water heat exchanger is positioned at
Described Tobacco drying is indoor.
As tobacco drying apparatus as above improvement on the one hand, also including the second circulating fan, described second follows
The inlet communication Tobacco drying room of ring blower fan, entering of the first refrigerant condenser described in the outlet of described second circulating fan
QI KOU, the air inlet of described first air-water heat exchanger of gas outlet connection of described first refrigerant condenser, described first
Described Tobacco drying room is led in the gas outlet of air-water heat exchanger.
As tobacco drying apparatus as above improvement on the one hand, described first circulating fan is arranged on described heat exchange
Between second outlet and the described Tobacco drying room of device, described in the inlet communication of described first circulating fan the second of heat exchanger
Export, Tobacco drying room described in the outlet of described first circulating fan.
As tobacco drying apparatus as above improvement on the one hand, described humidity control module and temperature control modules
Pass through driven by power.
The tobacco drying apparatus that the present invention proposes is including Tobacco drying room, humidity control module and temperature control modules, wet
Degree control module includes the first circulating fan, the second air-water heat exchanger and gas-to-gas heat exchanger, the of gas-to-gas heat exchanger
One inlet communication Tobacco drying room, the air intlet of first outlet the second air-water heat exchanger of gas-to-gas heat exchanger,
Second import of the air outlet slit connection gas-to-gas heat exchanger of the second air-water heat exchanger, the second outlet of gas-to-gas heat exchanger
Lead to Tobacco drying room, the first circulating fan for make the indoor air of Tobacco drying Tobacco drying room and the second air-
Circulate between water-to-water heat exchanger and gas-to-gas heat exchanger；Temperature control modules includes the first refrigeration condensation being sequentially connected with
Device, the first refrigeration compressor, the first vaporizer and the first refrigeration expansion valve, the first refrigerant condenser is positioned at Tobacco drying
Indoor.By this technical scheme, during humidity control module work, starting the first circulating fan, this first circulating fan makes
The air of Tobacco drying room is after the first import of gas-to-gas heat exchanger firstly flows through the high temperature side of gas-to-gas heat exchanger, empty through second
The air intlet of air-water heat exchanger again passes through the second air-water heat exchanger, after through the second inlet flow of gas-to-gas heat exchanger
After crossing the low temperature side of heat exchanger, being sent back to Tobacco drying room, due to the effect of the second air-water heat exchanger, Nicotiana tabacum L. does
The humid air of dry room is through the second air-water heat exchanger, by contained humidity condensation in humid air (at least partly condensation),
It is achieved thereby that the temperature of Tobacco drying room is controlled.Simultaneously as the air of Tobacco drying indoor is in Tobacco drying room
And circulate between the second air-water heat exchanger and heat exchanger, therefore, it is to avoid tobacco flavor in humidity control process
Row is to air.Further, since the different phase of Tobacco drying, in Nicotiana tabacum L., evaporation of water amount is different, and Tobacco drying room is wanted
The relative humidity asked is the most different, and therefore, different drying stages, the dehumidifying effect of humidity control module must be change
, the present invention can regulate the air quantity of the first circulating fan to control moisture removal, when moisture removal requires big, control to pass through
The air quantity of the second air-water heat exchanger is big, when moisture removal requirement hour, controls the air quantity by the second air-water heat exchanger
Little.The air quantity regulation of the first circulating fan can be realized by the frequency of regulation circulating fan.
In such scheme, owing to temperature control modules includes the first refrigerant condenser, the first refrigerant compression that are sequentially connected with
Machine, the first vaporizer and the first refrigeration expansion valve, it is indoor that the first refrigerant condenser is positioned at Tobacco drying, when temperature control
During module work, Tobacco drying room obtains heat from the first refrigerant condenser, and the temperature of Tobacco drying room raises.Due to
The present invention is provided with relatively independent humidity control module and temperature control modules so that can be to the temperature of Tobacco drying room
It is independently controlled with humidity, in each stage of Tobacco drying, independent control Tobacco drying room can be required according to dry
Temperature and humidity.
In further technical scheme, store water pot and the first water circulating pump by arranging cold, work as temperature control modules
During work, cold is stored the water in water pot cyclically after cold storage water pot flows to the first vaporizer by the first water circulating pump
Return to cold and store water pot so that cold stores coolant-temperature gage in water pot to be reduced, and the temperature of Tobacco drying room raises, cold
Store water at low temperature in water pot and be also used as the use of other purposes.
In further technical scheme, store the second outlet of water pot by the second water circulating pump connection the by cold
The water inlet of two air-water heat exchanger, the outlet of the second air-water heat exchanger leads to cold and stores water pot, then temperature control
The water at low temperature that molding block produces may be used for the second air-water heat exchanger, thus condenses the humid air of Tobacco drying room, side
Help the humid control realizing Tobacco drying room, save the energy.
In further technical scheme, cold is stored the water in water pot and cyclically stores water from cold by the 3rd water circulating pump
Tank flows to after the second vaporizer be returned to cold and stores water pot；Water in heat storage water pot is circulated by the 4th water circulating pump
Ground flows to after the second refrigerant condenser be returned to heat storage water pot from heat storage water pot, according to heat pump operation principle,
During water source hot water heat pump work, the heat that cold stores contained by water pot is transferred in heat storage water pot, and cold stores water
In tank, coolant-temperature gage constantly reduces, and in heat storage water pot, the temperature of water constantly rises.Therefore, by arranging water source hot water
Heat pump, the coolant-temperature gage that cold stores in water pot reduces further, and the water at low temperature of formation can be used for the second air-water heat exchanger
With the humid air that condensation Tobacco drying is indoor, thus help dehumidifying；And the high-temperature water of acquisition is permissible in heat storage water pot
There is other purposes.
In further technical scheme, by arranging the first air-water heat exchanger, utilize water source hot water heat pump at heat
Store the high-temperature water obtained in water pot, the high-temperature water in heat storage water pot can be utilized Nicotiana tabacum L. at the Tobacco drying initial stage
Hothouse is heated rapidly to predetermined temperature, so that the high-temperature water that water source hot water heat pump obtains is fully used, and energy-conservation effect
Fruit is substantially.
In further technical scheme, by the air inlet by outlet first refrigerant condenser of the second circulating fan
Mouthful, the heat exchange between the first refrigerant condenser and Tobacco drying room can be accelerated, improve the efficiency of heating surface；Owing to second follows
The outlet of ring blower fan connects the first air-water heat exchanger further, therefore, at the Tobacco drying initial stage, can accelerate first
Heat exchange between air-water heat exchanger and Tobacco drying room, improves the efficiency of heating surface；The more important thing is, at Tobacco drying
After end, the wholly off work such as humidity control module, temperature control modules, water source hot water heat pump, the second circulating fan
Starting, the 5th water circulating pump starts, and now, the heat of Tobacco drying room is recovered also by the first air-water heat exchanger
And be stored in heat storage water pot, may be used for preheating or other purposes of Tobacco drying initial stage.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of tobacco drying apparatus disclosed in the specific embodiment of the invention；
In accompanying drawing:
10 Tobacco drying rooms；11 first water circulating pumps；12 second water circulating pumps；13 the 3rd water circulating pumps；14 the 4th follow
Ring water pump；15 the 5th water circulating pumps；16 first air-water heat exchanger the first air-water heat exchanger；17 second circulated airs
Machine；20 humidity control modules；21 first circulating fans；22 second air-water heat exchanger；23 gas-to-gas heat exchangers；30
Temperature control modules；31 first refrigerant condensers；32 first refrigeration compressors；33 first vaporizers；34 first refrigeration
Expansion valve；40 colds store water pot；50 heat storage water pots；60 water source hot water heat pumps；61 second vaporizers；62
Two refrigeration compressors；63 second refrigerant condensers；64 second refrigeration expansion valves.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the accompanying drawings and be embodied as
The present invention is further described in detail by mode.It should be noted that in the case of not conflicting, the reality of the application
Execute the feature in example and embodiment can be mutually combined.
It should be noted that in this article, " first ", " second ", " the 3rd ", " the 4th ", " the 5th "
It is only used for distinguishing different parts, it is impossible to as the restriction of parts itself.It addition, in the case of again for being particularly limited to, herein
In " connection " can be to be directly connected to, it is also possible to be to be indirectly connected with；" connecting " can be directly conducting, it is also possible to
It is by turning on after other parts；Gas-to-gas heat exchanger, refers to a kind of for the heat exchanger of heat exchange between air and air,
In present case after the second air-water heat exchanger 22 cooling, air is cooled, the air after cooling and the sky before cooling
Gas heat exchange, it is simply that the heat exchange between gas and gas.
Seeing Fig. 1, a kind of tobacco drying apparatus of the present embodiment, including Tobacco drying room 10, it is characterised in that also wrap
Including humidity control module 20 and temperature control modules 30, humidity control module 20 includes that the first circulating fan 21, second is empty
Air-water heat exchanger 22 and gas-to-gas heat exchanger 23, the first inlet communication Tobacco drying room 10 of gas-to-gas heat exchanger 23, gas-
The air intlet of first outlet the second air-water heat exchanger 22 of gas heat exchanger 23, the second air-water heat exchanger 22
Air outlet slit connection heat exchanger 23 the second import, gas-to-gas heat exchanger 23 second outlet leads to Tobacco drying room
10, the first circulating fan 21 is arranged on the turnover pipeline between humidity control module 20 and Tobacco drying room 10, is used for
Make air in Tobacco drying room 10 at Tobacco drying room 10 and the second air-water heat exchanger 22 and gas-to-gas heat exchanger 23
Between circulate, it is preferable that the first circulating fan 21 be arranged on gas-to-gas heat exchanger 23 second outlet and Tobacco drying
Between room 10, the second outlet of the inlet communication heat exchanger 23 of the first circulating fan 21, going out of the first circulating fan 21
Mouth connection Tobacco drying room 10；Temperature control modules 30 includes that the first refrigerant condenser 31, first being sequentially connected with freezes
Compressor the 32, first vaporizer 33 and the first refrigeration expansion valve 34, the first refrigerant condenser 31 is positioned at Tobacco drying room
In 10, working medium flows through the first refrigerant condenser the 31, first refrigeration compressor the 32, first vaporizer 33 and the first refrigeration
Expansion valve 34 also forms circulation, and wherein, the effect of the first refrigerant condenser 31 is that the air with Tobacco drying room 10 is carried out
Heat exchange, the high temperature refrigerant flow through in the first refrigerant condenser 31 discharges heat, and is become liquid by high-temperature gas at this
State；The effect of the first refrigeration compressor 32 is that the overheated gas sucked in the first vaporizer 33 is compressed into high temperature and high pressure gas
Enter the first refrigerant condenser 31；The effect of the first vaporizer 33 is that room temperature liquid refrigerant absorbs heat at this, becomes
Overheated gas；First refrigeration expansion valve 34 is specifically as follows throttling arrangement, and its effect is to be flowed by the first refrigerant condenser 31
The working medium gone out becomes the gas-liquid two-phase body of low temperature.
Therefore, by technique scheme, when humidity control module 20 works, starting the first circulating fan 21, this is years old
One circulating fan 21 makes the air of Tobacco drying room 10 firstly flow through gas-to-gas heat exchanger through the first import of gas-to-gas heat exchanger 23
After the high temperature side of 23, again pass through second through the air intlet of second air-water heat exchanger the second air-water heat exchanger 22 empty
Air-water heat exchanger 22, after after the low temperature side of gas-to-gas heat exchanger 23 is flow through in the second import of gas-to-gas heat exchanger 23,
It is sent back to Tobacco drying room 10, due to the effect of the second air-water heat exchanger 22, the humid air of Tobacco drying room 10
When the second air-water heat exchanger 22, by contained humidity condensation in humid air (at least partly condensation), thus realize
The temperature of Tobacco drying room 10 is controlled.Simultaneously as the air in Tobacco drying room 10 is in Tobacco drying room 10
And circulate, therefore between the second air-water heat exchanger 22 and gas-to-gas heat exchanger 23, it is to avoid humidity control process
Middle tobacco flavor is arranged to air.Further, since the different phase of Tobacco drying, in Nicotiana tabacum L., evaporation of water amount is different, cigarette
The relative humidity that grass hothouse 10 requires is the most different, therefore, different drying stages, the dehumidifying of humidity control module 20
Ability must be change, can regulate the air quantity of the first circulating fan 21 to control moisture removal in the present embodiment, dehumidifying
When amount requires big, control by the air quantity of the second air-water heat exchanger 22 big, when moisture removal requirement hour, control to pass through
The air quantity of second air-water heat exchanger the second air-water heat exchanger 22 is little.The air quantity regulation of the first circulating fan 21 is permissible
Realized by the frequency of regulation circulating fan 11.
In such scheme, owing to temperature control modules 30 includes that the first refrigerant condenser 31, first being sequentially connected with freezes
Compressor the 32, first vaporizer 33 and the first refrigeration expansion valve 34, the first refrigerant condenser 31 is positioned at Tobacco drying room
In 10, when temperature control modules 30 works, Tobacco drying room 10 obtains heat from the first refrigerant condenser 31,
The temperature of Tobacco drying room 10 raises.Owing to, in the present embodiment, being provided with relatively independent humidity control module 20 and temperature
Degree control module 30 so that the temperature and humidity of Tobacco drying room 10 can be independently controlled, at Tobacco drying
In each stage, the independent temperature and humidity controlling Tobacco drying room 10 can be required according to dry.Table 1 is that tradition Nicotiana tabacum L. does
Dry temperature and humidity requirement.
Table 1, tradition Nicotiana tabacum L. baking temperature and humidity requirement table
Therefore, according to traditional Tobacco drying temperature and humidity requirement, control Tobacco drying by the invention it is possible to independent
The temperature and humidity of room 10, so that the mouthfeel after Tobacco drying does not at least have significant change, it might even be possible to protect
Hold or exceed the mouthfeel of traditional drying mode (such as baking) dried Nicotiana tabacum L..
In such scheme, it is preferable that this tobacco drying apparatus also includes that cold stores water pot 40, and cold stores water pot 40
The first outlet connect the water inlet of the first vaporizer 33, the water outlet of the first vaporizer 33 by the first water circulating pump 11
Mouth leads to cold and stores water pot 40.Water pot 40 and the first water circulating pump 11 is stored, when temperature controls mould by arranging cold
When block 30 works, cold is stored the water in water pot 40 and cyclically flows from cold storage water pot 40 by the first water circulating pump 11
After the first vaporizer 33, return to cold store water pot 40 so that cold stores coolant-temperature gage in water pot 40 to be reduced, and Nicotiana tabacum L.
The temperature of hothouse 10 raises, and cold stores water at low temperature in water pot 40 and is also used as the use of other purposes.
In such scheme, the coolant of second air-water heat exchanger the second air-water heat exchanger 22 can provide specially,
On the basis of aforementioned schemes, it is preferable that cold is stored the second outlet of water pot 40 and connected by the second water circulating pump 12
The water inlet of second air-water heat exchanger the second air-water heat exchanger 22, second air-water heat exchanger the second Air-Water
The outlet of heat exchanger 22 leads to cold and stores water pot 40.By the program, by temperature control modules 30 produce low
Warm water may be used for second air-water heat exchanger the second air-water heat exchanger 22, thus condenses the wet of Tobacco drying room 10
Air, helps to realize the humid control of Tobacco drying room 10, saves the energy.
In such scheme, it is preferable that this tobacco drying apparatus also includes heat storage water pot 50 and water source hot water heat pump
60, water source hot water heat pump 60 includes that second vaporizer the 61, second refrigeration compressor 62, second being sequentially connected with freezes cold
Condenser 63 and the second refrigeration expansion valve 64；Cold stores the 3rd outlet of water pot 40 by the 3rd water circulating pump 13 even
The water inlet of logical second vaporizer 61, the outlet of the second vaporizer 61 leads to cold and stores water pot 40；Heat storage water
First outlet of tank 50 connects the water inlet of the second refrigerant condenser 63 by the 4th water circulating pump 14, and the second refrigeration is cold
The outlet of condenser 63 leads to heat storage water pot 50.With temperature control modules 30 similarly, working medium flows through the second evaporation
Device the 61, second refrigeration compressor the 62, second refrigerant condenser 63 and the second refrigeration expansion valve 64 also form circulation, its
In, the effect of the second vaporizer 61 is that room temperature liquid refrigerant absorbs heat at this, becomes overheated gas；Second refrigeration
The effect of compressor 62 is to suck the overheated gas in the second vaporizer 61 to be compressed into high temperature and high pressure gas and enter the second refrigeration
Condenser 63；The effect of the second refrigerant condenser 63 is that the water with heat storage water pot 50 output carries out heat exchange, second
The high temperature refrigerant flow through in refrigerant condenser 63 discharges heat at this, and is become liquid by high-temperature gas；Second refrigeration is swollen
Swollen valve 64 is specifically as follows throttling arrangement, and its effect is the gas that the working medium that the second refrigerant condenser 63 flows out becomes low temperature
Liquid two-phase mixture.Meanwhile, cold is stored the water in water pot 40 and cyclically stores water pot 40 from cold by the 3rd water circulating pump 13
Flow to after the second vaporizer 61 be returned to cold and store water pot 40；4th water circulating pump 14 is by heat storage water pot 50
In water cyclically flow to after the second refrigerant condenser 63 be returned to heat storage water pot 50 from heat storage water pot 50,
According to heat pump operation principle, when water source hot water heat pump 60 works, the heat that cold stores contained by water pot 40 is transferred to heat
Amount stores in water pot 50, and cold stores coolant-temperature gage in water pot 40 constantly to be reduced, and the temperature of water in heat storage water pot 50
Constantly rise.Therefore, by arranging water source hot water heat pump 60, the coolant-temperature gage that cold stores in water pot 40 drops further
Low, the water at low temperature of formation can be used for the second air-water heat exchanger 22 with condensation Tobacco drying room 10 in humid air, thus
Help dehumidifying；And the high-temperature water obtained in heat storage water pot 50 can have other purposes.
In such scheme, it is preferable that this tobacco drying apparatus also includes the first air-water heat exchanger 16, heat storage water
Second outlet of tank 50 connects the water inlet of the first air-water heat exchanger 16 by the 5th water circulating pump 15, and first is empty
The outlet of air-water heat exchanger 16 leads to heat storage water pot 50, and the first air-water heat exchanger 16 is positioned at Tobacco drying room
In 10.By the program, utilize the high-temperature water that water source hot water heat pump 60 obtains in heat storage water pot 50, Ke Yi
At the Tobacco drying initial stage, utilize the high-temperature water in heat storage water pot 50 that Tobacco drying room 10 is heated rapidly to pre-constant temperature
Degree, so that the high-temperature water that water source hot water heat pump 60 obtains is fully used, energy-saving effect is obvious.
In such scheme, it is preferable that this tobacco drying apparatus also includes the second circulating fan 17, the second circulating fan 17
Inlet communication Tobacco drying room 10, the air inlet of outlet first refrigerant condenser 31 of the second circulating fan 17,
The gas outlet of the first refrigerant condenser 31 connects the air inlet of the first air-water heat exchanger 16, the first air-water heat exchanger
Tobacco drying room 10 is led in the gas outlet of 16.By by outlet first refrigerant condenser 31 of the second circulating fan 17
Air inlet, can accelerate the heat exchange between the first refrigerant condenser 31 and Tobacco drying room 10, improve and add thermal effect
Rate；Owing to the outlet of the second circulating fan 17 connects the first air-water heat exchanger 16 further, therefore, at Tobacco drying
At the initial stage, the heat exchange between the first air-water heat exchanger 16 and Tobacco drying room 10 can be accelerated, improve the efficiency of heating surface；
The more important thing is, after Tobacco drying terminates, humidity control module 20, temperature control modules 30, water source hot water heat pump
The wholly off work such as 60, the second circulating fan 17 starts, and the 5th water circulating pump 15 starts, now, Tobacco drying room
The heat of 10 is recovered and is stored in by the first air-water heat exchanger 16 in heat storage water pot 50, may be used for
Preheating or other purposes of Tobacco drying initial stage.
It should be noted that aforementioned second air-water heat exchanger 22 is to utilize the air heat exchange with water to cool down Tobacco drying
Moisture contained in the humid air of room 10, the first air-water heat exchanger 16 also with the heat exchange of air and water with by heat
Store the heat in water pot 50 and be delivered to Tobacco drying room 10, or the heat recovery in Tobacco drying room 10 to heat is stored up
Water storage tank 50, but for its essence, the second air-water heat exchanger 22 and the first air-water heat exchanger 16 are all to utilize
Air and water carry out heat exchange, and therefore, the first air-water heat exchanger 16 can use with the second air-water heat exchanger 22
Exactly the same structure, such as, all uses air-water heat exchanger.
In such scheme, it is preferable that humidity control module 20, temperature control modules 30, water source hot water heat pump 60 are whole
Pass through driven by power.It thus is avoided that in prior art that the waste gas brought by baked by using fire coal is discharged.
The step that preferred embodiment described in accompanying drawing 1 of the present invention carries out Tobacco drying is as follows:
(1) when stacking the Nicotiana tabacum L. needing to be dried to Tobacco drying room 10, starting water source hot water heat pump 60, cold stores
In water pot 40, coolant-temperature gage declines, and in heat storage water pot 50, coolant-temperature gage raises.
(2) starting the Tobacco drying initial stage, the second circulating fan 17 starts, the 5th water circulating pump 15 starts, and utilizes heat
Tobacco drying room 10 is heated rapidly to predetermined temperature by the hot water that amount stores in water pot 50.
(3) after heat storage water pot 50 water temperature is reduced to design temperature, the 5th water circulating pump 15 is out of service, starts
Temperature control modules 30, the i.e. second water circulating pump 12 starts, and the first refrigeration compressor 32 starts.
(4) humidity control module 20 starts automatically according to the humidity requirement of Tobacco drying room 10, and it starts and the side controlled
Method is, the first circulating fan 21 starts, and the 3rd water circulating pump 13 starts, the running frequency of the first circulating fan 21 according to
The humidity change of Tobacco drying room 10 is automatically adjusted.
(5) after Tobacco drying terminates, humidity control module 20, temperature control modules 30, water source hot water heat pump 60
Etc. wholly off work, the second circulating fan 17 starts, and the 5th water circulating pump 15 starts, now, and Tobacco drying room 10
Heat be recovered and be stored in heat storage water pot 50 by the first air-water heat exchanger 16.
The tobacco drying apparatus of the embodiment shown in Fig. 1 of the present invention has the advantage that
(1) dry run is carried out in confined conditions, and the abnormal smells from the patient of Nicotiana tabacum L. is kept, and dry run is not by atmospheric environment shadow
Ring；
(2) through design estimation, drying cost declines more than 30%.
(3) dried, take force ventilated mode to cool down, cool time is saved；
(4) dry run temperature can independently control with humidity, and Tobacco drying can be fully according to traditional temperature, humidity
Controlling curve is carried out, and the mouthfeel of Nicotiana tabacum L. keeps consistent with tradition；
(5) drying equipment utilizes pure driven by power, and dry run does not produce any pollutant；
(6) equipment automatically controls, and equipment, without artificial nurse, is saved a large amount of artificial.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. a tobacco drying apparatus, including Tobacco drying room (10), it is characterised in that also include humidity control module
(20) and temperature control modules (30), described humidity control module (20) include the first circulating fan (21),
Two air-water heat exchanger (22) and gas-to-gas heat exchanger (23), the first inlet communication of described gas-to-gas heat exchanger (23)
Described Tobacco drying room (10), the second Air-Water heat exchange described in the first outlet of described gas-to-gas heat exchanger (23)
The air intlet of device (22), the air outlet slit of described second air-water heat exchanger the second air-water heat exchanger (22) is even
Second import of logical described gas-to-gas heat exchanger (23), described cigarette is led in the second outlet of described gas-to-gas heat exchanger (23)
Grass hothouse (10), described first circulating fan (21) is used for making the air in Tobacco drying room (10) at described cigarette
Circulate between grass hothouse (10) and described second air-water heat exchanger (22) and gas-to-gas heat exchanger (23)；
The first refrigerant condenser (31) that described temperature control modules (30) includes being sequentially connected with, the first refrigeration compressor (32),
First vaporizer (33) and the first refrigeration expansion valve (34), described first refrigerant condenser (31) is positioned at described cigarette
In grass hothouse (10).
Tobacco drying apparatus the most according to claim 1, it is characterised in that also include that cold stores water pot
(40), the first outlet of described cold storage water pot (40) connects described first by the first water circulating pump (11)
The water inlet of vaporizer (33), the outlet of described first vaporizer (33) leads to described cold and stores water pot (40).
Tobacco drying apparatus the most according to claim 2, it is characterised in that described cold stores water pot (40)
Second outlet connects the water inlet of described second air-water heat exchanger (22) by the second water circulating pump (12), described
The outlet of the second air-water heat exchanger (22) leads to described cold and stores water pot (40).
Tobacco drying apparatus the most according to claim 2, it is characterised in that also include heat storage water pot (50)
With water source hot water heat pump (60), the second vaporizer (61) that described water source hot water heat pump (60) includes being sequentially connected with,
Second refrigeration compressor (62), the second refrigerant condenser (63) and the second refrigeration expansion valve (64)；Described cold stores up
3rd outlet of water storage tank (40) connects the water inlet of described second vaporizer (61) by the 3rd water circulating pump (13)
Mouthful, the outlet of described second vaporizer (61) leads to described cold and stores water pot (40)；Described heat storage water pot
(50) the first outlet connects the water inlet of described second refrigerant condenser (63) by the 4th water circulating pump (14),
The outlet of described second refrigerant condenser (63) leads to described heat storage water pot (50).
Tobacco drying apparatus the most according to claim 4, it is characterised in that also include the first air-water heat exchanger
(16), the second outlet of described heat storage water pot (50) connects described first by the 5th water circulating pump (15)
The water inlet of air-water heat exchanger (16), the outlet of described first air-water heat exchanger (16) leads to described heat
Storing water pot (50), described first air-water heat exchanger (16) is positioned at described Tobacco drying room (10).
Tobacco drying apparatus the most according to claim 5, it is characterised in that also include the second circulating fan
(17), the inlet communication Tobacco drying room (10) of described second circulating fan (17), described second circulating fan (17)
Outlet described in the air inlet of the first refrigerant condenser (31), the gas outlet of described first refrigerant condenser (31)
Connect the air inlet of described first air-water heat exchanger (16), the gas outlet of described first air-water heat exchanger (16)
Lead to described Tobacco drying room (10).
7. according to the tobacco drying apparatus described in any one of claim 1-6, it is characterised in that described first circulated air
Machine (21) is arranged between the second outlet and the described Tobacco drying room (10) of described heat exchanger (23), and described first
Second outlet of heat exchanger (23) described in the inlet communication of circulating fan (21), described first circulating fan (21)
Tobacco drying room (10) described in outlet.
8. according to the tobacco drying apparatus described in any one of claim 1-6, it is characterised in that described humid control mould
Block (20) and temperature control modules (30) and water source hot water heat pump (60) are all to pass through driven by power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610393069.4A CN106016989B (en) | 2016-06-03 | 2016-06-03 | A kind of tobacco drying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610393069.4A CN106016989B (en) | 2016-06-03 | 2016-06-03 | A kind of tobacco drying apparatus |
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| CN106016989A true CN106016989A (en) | 2016-10-12 |
| CN106016989B CN106016989B (en) | 2018-07-10 |
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| CN201610393069.4A Expired - Fee Related CN106016989B (en) | 2016-06-03 | 2016-06-03 | A kind of tobacco drying apparatus |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106617249A (en) * | 2016-12-15 | 2017-05-10 | 中国烟草总公司广东省公司 | Regional rail conveying type auto-control tobacco curing barn |
| CN106617250A (en) * | 2016-12-15 | 2017-05-10 | 中国烟草总公司广东省公司 | Efficient tobacco curing barn |
| CN106690394A (en) * | 2016-12-15 | 2017-05-24 | 中国烟草总公司广东省公司 | Quick dehumidifying and blowing type tobacco curing chamber |
| CN106690393A (en) * | 2016-12-15 | 2017-05-24 | 中国烟草总公司广东省公司 | Tobacco curing barn |
| CN106723268A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of automatic sun can control to detect tobacco flue-curing house |
| CN106723266A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of heating system between tobacco roasting |
| CN106723269A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of multiple refrigeration system for tobacco flue-curing house dehumidifying |
| CN106723267A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of energy-saving mobile automatically controls tobacco flue-curing house |
| CN106723270A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | Dehumidification system and application process between a kind of tobacco roasting |
| CN108323790A (en) * | 2018-03-12 | 2018-07-27 | 周亚男 | A kind of drying unit of tobacco sap extraction |
| CN111578624A (en) * | 2020-05-26 | 2020-08-25 | 大连海洋大学 | Multifunctional cooperative self-adaptive drying system and drying method |
| CN111678303A (en) * | 2020-07-01 | 2020-09-18 | 山东东工新能源科技有限公司 | Heat exchange drying device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201770692U (en) * | 2010-04-01 | 2011-03-23 | 宏芳香料（昆山）有限公司 | Device for drying spice |
| CN201903263U (en) * | 2010-07-16 | 2011-07-20 | 天津市国民制药机械有限公司 | High-temperature heat pump drying device |
| CN202485379U (en) * | 2012-03-23 | 2012-10-10 | 陕西科林能源发展股份有限公司 | High-temperature heat pump drying system |
| JP2013002776A (en) * | 2011-06-20 | 2013-01-07 | Mayekawa Mfg Co Ltd | Control device and control method of wood drying apparatus |
| CN103175382A (en) * | 2011-12-26 | 2013-06-26 | 中国科学院理化技术研究所 | Heat pump drying system |
| CN205690812U (en) * | 2016-06-03 | 2016-11-16 | 马军 | A kind of tobacco drying apparatus |
-
2016
- 2016-06-03 CN CN201610393069.4A patent/CN106016989B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201770692U (en) * | 2010-04-01 | 2011-03-23 | 宏芳香料（昆山）有限公司 | Device for drying spice |
| CN201903263U (en) * | 2010-07-16 | 2011-07-20 | 天津市国民制药机械有限公司 | High-temperature heat pump drying device |
| JP2013002776A (en) * | 2011-06-20 | 2013-01-07 | Mayekawa Mfg Co Ltd | Control device and control method of wood drying apparatus |
| CN103175382A (en) * | 2011-12-26 | 2013-06-26 | 中国科学院理化技术研究所 | Heat pump drying system |
| CN202485379U (en) * | 2012-03-23 | 2012-10-10 | 陕西科林能源发展股份有限公司 | High-temperature heat pump drying system |
| CN205690812U (en) * | 2016-06-03 | 2016-11-16 | 马军 | A kind of tobacco drying apparatus |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106617249A (en) * | 2016-12-15 | 2017-05-10 | 中国烟草总公司广东省公司 | Regional rail conveying type auto-control tobacco curing barn |
| CN106617250A (en) * | 2016-12-15 | 2017-05-10 | 中国烟草总公司广东省公司 | Efficient tobacco curing barn |
| CN106690394A (en) * | 2016-12-15 | 2017-05-24 | 中国烟草总公司广东省公司 | Quick dehumidifying and blowing type tobacco curing chamber |
| CN106690393A (en) * | 2016-12-15 | 2017-05-24 | 中国烟草总公司广东省公司 | Tobacco curing barn |
| CN106723268A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of automatic sun can control to detect tobacco flue-curing house |
| CN106723266A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of heating system between tobacco roasting |
| CN106723269A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of multiple refrigeration system for tobacco flue-curing house dehumidifying |
| CN106723267A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | A kind of energy-saving mobile automatically controls tobacco flue-curing house |
| CN106723270A (en) * | 2016-12-15 | 2017-05-31 | 中国烟草总公司广东省公司 | Dehumidification system and application process between a kind of tobacco roasting |
| CN108323790A (en) * | 2018-03-12 | 2018-07-27 | 周亚男 | A kind of drying unit of tobacco sap extraction |
| CN111578624A (en) * | 2020-05-26 | 2020-08-25 | 大连海洋大学 | Multifunctional cooperative self-adaptive drying system and drying method |
| CN111678303A (en) * | 2020-07-01 | 2020-09-18 | 山东东工新能源科技有限公司 | Heat exchange drying device |
| CN111678303B (en) * | 2020-07-01 | 2022-06-21 | 山东东工新能源科技有限公司 | Heat exchange drying device |
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