CN110477433A - Flow-circulating type bulk curing barn air energy heating and dehumidifying system - Google Patents
Flow-circulating type bulk curing barn air energy heating and dehumidifying system Download PDFInfo
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- CN110477433A CN110477433A CN201910899231.3A CN201910899231A CN110477433A CN 110477433 A CN110477433 A CN 110477433A CN 201910899231 A CN201910899231 A CN 201910899231A CN 110477433 A CN110477433 A CN 110477433A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 225
- 238000011049 filling Methods 0.000 claims abstract description 152
- 241000208125 Nicotiana Species 0.000 claims abstract description 115
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 115
- 238000000034 method Methods 0.000 claims abstract description 69
- 238000007791 dehumidification Methods 0.000 claims abstract description 57
- 230000008569 process Effects 0.000 claims abstract description 56
- 238000005485 electric heating Methods 0.000 claims description 48
- 238000011084 recovery Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 11
- 238000005057 refrigeration Methods 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000009897 systematic effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000007812 deficiency Effects 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000013500 data storage Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 229910002056 binary alloy Inorganic materials 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 18
- 239000003245 coal Substances 0.000 description 8
- 238000011160 research Methods 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000012224 working solution Substances 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
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- Drying Of Solid Materials (AREA)
- Ventilation (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The invention discloses a kind of flow-circulating type bulk curing barn air energy heating and dehumidifying systems, including controller (I), it heats room (II), moist chamber (III), cigarette-filling house (IV), moist chamber (III) is connect by moist chamber air inlet (3-10) with cigarette-filling house (IV), moist chamber air outlet (3-11) is connect with heating room air inlet (2-4) of heating room (II), heating room (II) is connect by heating room air outlet (2-5) with cigarette-filling house (IV), to form airflow circulating circuit, heating and dehumidifying system integrates functional, airflow circulating circuit, six kinds of operating modes that the course of work is all different, intelligent switching is carried out by the embedded mobile GIS program in controller (I) based on baking process curve between mode.Beneficial effects of the present invention: tobacco flue-curing is carried out using heat pump dehumidification system unit as heating plant and using multiple air flow circulating working mode, energy utilization rate and quality of tobacco is improved, reduces baking cycle and cost.
Description
Technical field
The invention belongs to tobacco leaf baking systems, especially a kind of that the intensive of tobacco flue-curing is carried out by the way of airflow circulating
Barn air energy heating and dehumidifying system.
Background technique
Intensive baking room is because using the forced ventilation circulatory system, and compared with traditional flue-curing barn, bulk curing barn fills smoke and increases, saves
When, saving of labor, and cured tobacco leaf is best in quality, thus certain popularization and application have at home and abroad been obtained in tobacco flue-curing.Into
After 21 century, with the development of science and technology, the research to bulk curing barn and bulk curing barn relevant device and baking technology, oneself
Main way as area research scholar.
Tobacco flue-curing required time is generally 6 ~ 10 days, therefore must have enough heats to supply in baking process.
Domestic existing bulk curing barn is mainly coal-burning barn, i.e., indirect by coal furnace heating heat exchanger using fire coal as supplying heat source
Heating be used for tobacco flue-curing air.Studies show that, using coal-burning standard hothouse baking tobacco leaf, the dry cigarette of every acquisition 1kg
It is about 2.2 ~ 2.3kg that leaf, which need to consume coal-fired, in conjunction with the tobacco leaf water content (80% ~ 90%) of China various regions and the low base position calorific value of coal
Theory heat consumption (about 2559.5 ~ 2580.3kJ) required for (20809kJ/kg) amount and every discharge 1kg moisture calculates, often
The theoretical coal consumption that baking obtains 1kg dry tobacco leaf is only 0.4231 ~ 0.952kg.It can thus be concluded that going out, every row in practical baking process
The coal consumption of 1kg moisture is about 2.778 ~ 4.505 times of theoretical value out, and the barn thermal efficiency only has 22.2% ~ 36.0%, wherein hydrofuge
Loss, smoke evacuation loss, building enclosure radiation loss etc. account for the 65% ~ 80% of total heat waste, and this part energy consumption can be supplied by transformation
Heat structure, dehumidification mode and improvement control technology go to reduce.It can thus be appreciated that there are huge energy-saving potentials for existing intensive baking room.
Either curing barn cluster or monomer barn in the barn that current tobacco flue-curing operation uses, fixation hydrofuge phase flue-cured tobacco room
In damp and hot steam and the indoor high temperature air of drying muscle stage flue-cured tobacco be discharged outside flue-cured tobacco room in the form of in line, cause the energy compared with
Big waste.It is found by researches that tobacco flue-curing overall process uses the dehumidification mode of air outlet, the heat lost is about total energy
The 10% ~ 20% of consumption, highest are even up to 25%, and if overall process uses dehumidification mode, and it is slow to will lead to moisture rate of discharge,
The tobacco flue-curing period is long, increases tobacco flue-curing cost indirectly.In control technology and baking process, although existing bulk curing barn
Realizes semi-automation and automate substantially, but at the steady Wen Shichang of baking process, heating rate, hydrofuge opportunity, coal
Machine, coal amount etc. still also rely on artificial experience and go to control, and due to the overall structure of existing bulk curing barn baking system with
And baking process is all built upon on the wet dehumidification mode of coal heating, forced-ventilated, and because the hysteresis quality of coal-fired heating and can not
Control property makes researcher insufficient for the research of control aspect, compare the research of having progressed property also only automatic stoking, from
Some achievements are achieved in terms of dynamic hydrofuge, and it is still relatively backward in terms of intelligent control, intelligence baking, clustering baking.Cause
This researches and develops a kind of raising energy utilization rate and quality of tobacco, the tobacco leaf Intelligent baking system that reduces baking cycle and cost has very much
It is necessary.
Summary of the invention
In order to overcome problem described above, it can heat and remove the invention discloses a kind of flow-circulating type bulk curing barn air
Wet system.
The technical scheme is that a kind of flow-circulating type bulk curing barn air energy heating and dehumidifying system, including control
Device (I), heating room (II), moist chamber (III), cigarette-filling house (IV), heating room (II) includes condenser (2-1), circulating fan (2-
2), electric heating device (2-3), heating room air inlet (2-4), heating room air outlet (2-5), heat pump compressor (2-6), throttling
Valve (2-7), four-way valve (2-8), moist chamber (III) include total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3),
Electric flap one (3-4), electric flap two (3-5), electric flap three (3-6), electric flap four (3-7), hydrofuge outlet and electricity
Dynamic air door five (3-8), electric flap six (3-9), moist chamber air inlet (3-10), moist chamber air outlet (3-11), one (3- of air duct
12), air duct two (3-13), air duct three (3-14), air duct four (3-15), air duct five (3-16), condensation-water drain and draining electromagnetism
Valve (3-17), fresh air inlet (3-18), moist chamber (III) are connect and are led to cigarette-filling house (IV) by moist chamber air inlet (3-10)
It crosses moist chamber air outlet (3-11) and is connect with heating room air inlet (2-4) for heating room (II), heats room (II) by heating room
Air outlet (2-5) is connect with cigarette-filling house (IV), to form airflow circulating circuit;The heating and dehumidifying system integrate it is functional,
Six kinds of operating modes that airflow circulating circuit, the course of work are all different are not required to namely for being in the tobacco flue-curing stage
Heat and be not required to dehumidifying when use interior circulation holding mode, in the tobacco flue-curing stage in only need to heat be not required to dehumidifying when
The interior circulating-heating mode that uses, for be in that moisture removal demand is low in the tobacco flue-curing stage and while needing to heat use in follow
It is ring dehumidification mode, big but do not need the total heat recovery hydrofuge used when heating for being in dehumidification amount in the tobacco flue-curing stage
Mode, for being in the external circulation heating hydrofuge mould that dehumidification amount is big and when demand for heat is big uses in the tobacco flue-curing stage
Formula, for being to reduce temperature in cigarette-filling house and improve the outer circulation cooling of humidity chamber in cigarette-filling house to mend wet mould after the completion of tobacco flue-curing
Formula, six kinds of operating modes can carry out intelligence according to the control algolithm inside method for flue-curing tobacco leaves curve and embedded MCU by controller (I)
It can switch, but can only have a kind of operating mode in running order simultaneously;By condenser (2-1), heat pump compressor (2-6), section
The heat pump dehumidifying unit that stream valve (2-7), four-way valve (2-8), evaporator (3-3) are constituted is in circulating fan (2-2), dehumidifying wind
Heat supply, dehumidifying, refrigeration are carried out according to the functional requirement of six kinds of operating modes under the cooperation of machine (3-2) and each electric flap, electricity is auxiliary
Heater (2-3) is helped only to use when heat pump dehumidifies unit heat supply deficiency as auxiliary heat supplying source;Controller (I) is for leading to
Cross the temperature value in wet and dry bulb temperature value and heat pump assembly inside Temperature Humidity Sensor acquisition cigarette-filling house, through embedded MCU and its
Embedded mobile GIS program based on baking process curve carries out operating mode control instruction required for operation obtains and respectively sets
Standby switch state control instruction, and each execution equipment is output to realize flow-circulating type tobacco flue-curing.
In the present invention, interior circulation holding mode unlatching when tobacco flue-curing is in and does not need to dehumidify and heat,
Its airflow circulating circuit is moist chamber air inlet (3-10) by connecting with cigarette-filling house (IV) air outlet through one (3- of electric flap
4), air duct two (3-13), moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-
2), electric heating device (2-3) arrives the heating room air outlet (2-5) connecting with cigarette-filling house (IV) air inlet afterwards;Controller (I)
Electric flap one (3-4) is opened under the control of embedded baking process and algorithm routine, remaining electric flap is turned off, circulated air
The operation of machine (2-2) low speed, heat pump dehumidifying unit and electric heating device (2-3) do not work, and make stream of hot air in cigarette-filling house
(IV), circulated at low velocity between moist chamber (III), heating room (II), to guarantee the ventilation in Tobacco Leaf Curing and extend cigarette-filling house
(IV) the stabilization time of interior temperature and humidity, the energy loss of Tobacco Leaf Curing is reduced.
In the present invention, the interior circulating-heating mode is equipped with interior circulating-heating airflow circulating circuit and external circulation heat exchanging
Airflow circulating circuit, interior circulating-heating airflow circulating circuit are the moist chamber air inlets by connecting with cigarette-filling house (IV) air outlet
(3-10) is through electric flap one (3-4), air duct two (3-13), dehumidifying air outlet (3-11), heating room air inlet (2-4), condensation
Device (2-1), circulating fan (2-2), electric heating device (2-3) arrive the heating room air outlet being connected with cigarette-filling house (IV) afterwards
(2-5), external circulation heat exchanging airflow circulating circuit are fresh air inlets (3-18) by communicating with outside air through four (3- of electric flap
7), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) return to
The hydrofuge outlet and electric flap five (3-8) that outside air communicates;In baking process and algorithm routine that controller (I) embeds
Electric flap one (3-4), electric flap four (3-7), hydrofuge outlet and electric flap five (3-8) are first turned under control, remaining
Electric flap is turned off, and is secondly opened circulating fan (2-2) and dehumidifying blower (3-2) and is run it under middling speed state, makes
Stream of hot air cigarette-filling house (IV), moist chamber (III), heating room (II) between middling speed circulate, while from the external world introduce it is new
Wind is then exhausted from after moist chamber (III) exchanges heat to outdoor, finally opens heat pump dehumidifying unit and it is made to work in heating shape
State, and the heat demand in the stage according to locating for tobacco flue-curing selectively unlocks electric heating device (2-3), mentions for cigarette-filling house (IV)
The heat needed for tobacco flue-curing;Two independent airflow circulating circuits make extraneous fresh air not exchanged heat and be mixed with hot-air
It closes, to realize the interior circulating-heating based on air energy.
In the present invention, the interior circulating dehumidification mode is in moisture removal in Tobacco Leaf Curing and needs to seek low and needs
It is opened when heating, airflow circulating path is moist chamber air inlet (3-10) by connecting with cigarette-filling house (IV) air outlet through electronic
Air door two (3-5), air duct four (3-15) for the first time enter total-heat exchanger (3-1), from total-heat exchanger (3-1) come out after it is damp and hot
Air is again through dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16), electric flap six (3-9), air duct three (3-14) the
It is secondary to return to total-heat exchanger (3-1), from total-heat exchanger (3-1) come out after middle temperature is dried air through air duct one (3-12),
Moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device
(2-3) enters from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) carries out tobacco flue-curing in cigarette-filling house;In controller
(I) it is first turned on electric flap two (3-5), electric flap six (3-9) under the control of embedded baking process and algorithm routine,
Its electric flap is turned off, and then is opened circulating fan (2-2), dehumidifying blower (3-2) and worked in it under fast state,
For air stream, the high-speed circulating flowing between cigarette-filling house (IV), moist chamber (III), heating room (II), improves dehumidification efficiency, most
Heat pump dehumidifying unit is opened afterwards and it is made to work in heating state, needs heat providing tobacco flue-curing for cigarette-filling house (IV)
While the damp-heat air being discharged from cigarette-filling house is dehydrated, electric heating device (2-3) does not work;In Total heat exchange
The damp and hot air-flow of high temperature for coming out cigarette-filling house (IV) in device (3-1) is carried out with the dry and cold air-flow of low temperature after evaporator (3-3)
Heat exchange had both enable the damp and hot air-flow of high temperature reach dehumidifying dew point, while also having recycled energy.
In the present invention, the total heat recovery hydrofuge mode is in moisture removal in Tobacco Leaf Curing and needs to ask big and not
Unlatching when needing to heat, airflow circulating path are that the fresh air inlet (3-18) communicated with the outside world introduces fresh air through electric flap three
(3-6), total-heat exchanger (3-1), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condensation
Device (2-1), circulating fan (2-2), electric heating device (2-3) are from the heating room air inlet (2-5) being connected with cigarette-filling house (IV)
In to cigarette-filling house (IV), warm and humid thermal current is from the moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) through electric flap two
(3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) arrive with
Outdoor is discharged in the hydrofuge outlet and electric flap five (3-8) that outside air communicates afterwards;Controller (I) embed baking process and
Electric flap three (3-6), electric flap two (3-5), hydrofuge outlet and electric flap five are first turned under the control of algorithm routine
(3-8), remaining electric flap are turned off, and then open dehumidifying blower (3-2) again, circulating fan (2-2) is at low speed shape
Under state, heat pump dehumidifying unit and electric heating device (2-3) do not work;Fresh air air is through moist chamber (III), heating room
(II) enter cigarette-filling house (IV) afterwards, while damp-heat air extra in cigarette-filling house (IV) is discharged to outdoor after heat exchange, have
Effect improves energy utilization rate.
In the present invention, the external circulation heating hydrofuge mode Tobacco Leaf Curing be in moisture removal need to ask it is big and
Unlatching when needing to heat, airflow circulating path are that the fresh air inlet (3-18) communicated with the outside world introduces fresh air through electric flap three
(3-6), total-heat exchanger (3-1), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condensation
Device (2-1), circulating fan (2-2), electric heating device (2-3) are from the heating room air inlet (2-5) being connected with cigarette-filling house (IV)
In to cigarette-filling house (IV), warm and humid hot gas is from the moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) through two (3- of electric flap
5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) arrive with it is outer
Outdoor is discharged in the hydrofuge outlet and electric flap five (3-8) that boundary's air communicates afterwards;In controller (I) embedded baking process and calculation
Electric flap three (3-6), electric flap two (3-5), hydrofuge outlet and five (3- of electric flap are first turned under the control of method program
8), remaining electric flap is turned off, and then opening dehumidifying blower (3-2) again makes under middling speed state, opens circulating fan (2-
2) make under fast state, finally open heat pump dehumidifying unit again and it is made to work in heating state, work as heat pump
Dehumidifying unit is then turned on electric heating device (2-3) when cannot meet the heat demand in baking stage;Through moist chamber (III), heating
Room (II) is afterwards into the fresh air air of cigarette-filling house (IV) and the extra damp-heat air of cigarette-filling house (IV) discharge in total-heat exchanger (3-
1) place exchanges heat, and to improve the fresh air air themperature for entering cigarette-filling house (IV), the outdoor damp-heat air temperature of reduction discharge, realizes hydrofuge
Heat recovery in the process.
In the present invention, outer circulation cooling mends wet model and needs that cigarette-filling house is accelerated to cool down after the completion of tobacco flue-curing
It is opened when rate and dry tobacco leaf resurgence rate, airflow circulating path is that the fresh air inlet (3-18) communicated with the outside world introduces fresh air
Through electric flap three (3-6), total-heat exchanger (3-1), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet
Mouthful (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3) are from the heating room being connected with cigarette-filling house (IV)
In air inlet (2-5) to cigarette-filling house (IV), then from the moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) through electric flap
After two (3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16)
Outdoor is discharged to from the hydrofuge outlet communicated with outside air and electric flap five (3-8);In the Roaster that controller (I) embeds
Electric flap three (3-6), electric flap two (3-5), hydrofuge outlet and electronic wind are first turned under the control of skill and algorithm routine
Five (3-8) of door, remaining electric flap are turned off, and then open dehumidifying blower (3-2) again, circulating fan (2-2) is in it
Under fast state, heat pump dehumidifying unit is finally opened again and it is made to work in refrigerating state, electric heating device (2-3) is no
Work;Air stream circulates between cigarette-filling house (IV), moist chamber (III), heating room (II), and extraneous Leads to new breeze is filled cigarette
Room (IV), and cigarette-filling house (IV) interior high-temperature hot air is discharged to outdoor.
In the present invention, the controller (I) includes MCU minimum systematic module, for alternating current to be converted to controller
The power module of supply voltage required for inside, the program and number that program and tobacco flue-curing real time data are run for storage system
According to storage circuit, the numeral input for monitoring each electrical equipment operation conditions and protective module, it is used for and host computer or hand
Communication interface circuit that machine terminal carries out telecommunication, for carrying out sound-light alarm in sensor or electrical equipment failure
Fault pre-alarming module, for system human-computer interaction when running parameter setting show with operating status touch display screen module,
For acquiring the temperature collecting module of temperature and humidity and heat pump compressor operating temperature inside cigarette-filling house, for according to tobacco flue-curing rank
Duan Jinhang circulating fan and dehumidifying fan speed adjust rotational speed control module, for controlling A.C. contactor and 220VAC electricity consumption
The relay and its driving circuit of equipment, the bi-colour LED circuit for being used to indicate electric flap and electromagnetic water valve switch state;
The input signal of real time data and digital input module that MCU minimum systematic module is acquired by temperature collecting module is used as to dry
The input value of embedded mobile GIS program based on curing process curve carries out operation in the control chip and obtains control output valve,
Then control output valve is sent in the form of binary instruction relay and its drive module, is controlled by the module electrical
The working condition of equipment makes system according to the baking process curve of setting to carry out tobacco flue-curing.
In the present invention, the embedded mobile GIS program based on the curve by baking process includes main program control mould
Block, touch screen interrupt routine, straight temperature program, baking control program, operating mode option program, numeral input and protection journey
Sequence, control algolithm program, control output program, the inquiry of temperature acquisition procedure, data table and caller, main program control module
It is mainly used for initialization operation system, equipment and the operation for coordinating subprogram, to reach the operation of control whole system;Touch screen
Control program module is used to carry out parameter setting, parameter is shown, by key control;Control module is toasted to be used for according to tobacco flue-curing work
Skill curve, real-time temperature values carry out operation by control algolithm program, obtain operating mode required for heating and dehumidifying system;Temperature
Capture program for obtaining the temperature and humidity value in heat pump unit and cigarette-filling house in real time;Tables of data inquiry and caller are used for tobacco leaf
The inquiry and calling of each stage parameter of baking process curve;Entire control flow is controlled by main program control module, is avoided
Since appearance sequence confusion causes system to be unable to run in control program process.
The beneficial effects of the present invention are: common air can carry out heat supply for the heat pump dehumidifying unit of heat source, can subtract
The burning of fossil fuel, the discharge of Litter and pernicious gas less, can be effective using multiple air flow circulation loop and operating mode
The utilization rate of heat pump dehumidifying unit is improved, while on the basis of improving quality of tobacco and reducing energy consumption, tobacco leaf can be reduced
Baking cycle reduces baking cost, uses the control algolithm based on baking process curve, can reduce human interference, artificial
Labor intensity improves tobacco leaf judging parameter.
Detailed description of the invention
Fig. 1 is overall system diagram of the invention;
Fig. 2 is interior circulation holding mode inlet air flow path and work flow diagram of the invention;
Fig. 3 is that interior circulating-heating mode air flow of the invention moves path and work flow diagram;
Fig. 4 is that interior circulating dehumidification mode air flow of the invention moves path and work flow diagram;
Fig. 5 is that total heat recovery hydrofuge mode air flow of the invention moves path and work flow diagram;
Fig. 6 is that external circulation heating hydrofuge mode air flow of the invention moves path and work flow diagram;
Fig. 7 is that wet model inlet air flow path and work flow diagram are mended in outer circulation cooling of the invention;
Fig. 8 is control system embodiment block diagram of the invention;
Fig. 9 is Control System Software program embodiment block diagram of the invention;
In figure: I-controller, II-heating room, III-moist chamber, IV-cigarette-filling house, 2-1-condenser, 2-2-circulating fan,
2-3-electric heating device, 2-4-heating room air inlet, 2-5-heating room air outlet, 2-6-heat pump compressor, 2-7-section
Flow valve, 2-8-four-way valve, 3-1-total-heat exchanger, 3-2-dehumidifying blower, 3-3-evaporator, 3-4-electric flap one, 3-
5-electric flap two, 3-6-electric flap three, 3-7-electric flap four, 3-8-hydrofuge outlet and electric flap five, 3-9-
Electric flap six, 3-10-moist chamber air inlet, 3-11-moist chamber air outlet, 3-12-air duct one, 3-13-air duct two, 3-
14-air ducts three, 3-15-air duct four, 3-16-air duct five, 3-17-condensation-water drain and drain solenoid valve, 3-18-fresh air
Entrance.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to attached drawing, Fig. 1 is overall system diagram of the invention.One kind is by controller (I), heating room (II), moist chamber
(III), the flow-circulating type bulk curing barn air energy heating and dehumidifying system of (IV) four part composition of cigarette-filling house, is heated room (II)
Including condenser (2-1), circulating fan (2-2), electric heating device (2-3), heating room air inlet (2-4), heating room outlet air
Mouth (2-5), heat pump compressor (2-6), throttle valve (2-7), four-way valve (2-8), moist chamber (III) includes total-heat exchanger (3-
1), dehumidify blower (3-2), evaporator (3-3), electric flap one (3-4), electric flap two (3-5), electric flap three (3-6),
Electric flap four (3-7), hydrofuge outlet and electric flap five (3-8), electric flap six (3-9), moist chamber air inlet (3-10),
Moist chamber air outlet (3-11), air duct one (3-12), air duct two (3-13), air duct three (3-14), air duct four (3-15), air duct five
(3-16), condensation-water drain and drain solenoid valve (3-17), fresh air inlet (3-18), moist chamber (III) pass through moist chamber air inlet
(3-10) connect with cigarette-filling house (IV) and by the heating room air inlet (2-4) of moist chamber air outlet (3-11) and heating room (II)
Connection, heating room (II) are connect by heating room air outlet (2-5) with cigarette-filling house (IV), to form airflow circulating circuit;Wherein
Heating and dehumidifying system integrate functional, airflow circulating circuit, six kinds of operating modes that the course of work is all different, respectively be use
In the interior circulation holding mode for being not required to heat and be not required to use when dehumidifying, for the tobacco flue-curing stage in the tobacco flue-curing stage
In in need to only heat the interior circulating-heating mode for being not required to use when dehumidifying, in the tobacco flue-curing stage in moisture removal demand
It is interior circulating dehumidification mode that low and while needing to heat uses, big but do not need for being in dehumidification amount in the tobacco flue-curing stage
The total heat recovery hydrofuge mode that is used when heating, for big and when demand for heat is big in dehumidification amount in the tobacco flue-curing stage
The external circulation heating hydrofuge mode that uses, for being to reduce temperature in cigarette-filling house and improve wet in cigarette-filling house after the completion of tobacco flue-curing
Wet model is mended in the outer circulation cooling for spending room, and six kinds of operating modes according to method for flue-curing tobacco leaves curve and can be embedded by controller (I)
Control algolithm inside MCU carries out intelligent switching, but can only have a kind of operating mode in running order simultaneously;By condenser
The heat pump dehumidifier that (2-1), heat pump compressor (2-6), throttle valve (2-7), four-way valve (2-8), evaporator (3-3) are constituted
Group is under circulating fan (2-2), dehumidifying blower (3-2) and the cooperation of each electric flap according to the functional requirement of six kinds of operating modes
Heat supply, dehumidifying, refrigeration are carried out, electric heating device (2-3) only dehumidifies unit heat supply not in heat pump as auxiliary heat supplying source
It is used when sufficient;Controller (I) is used to acquire the wet and dry bulb temperature value and heat pump assembly inside cigarette-filling house by Temperature Humidity Sensor
On temperature value, embedded MCU and its embedded mobile GIS program based on baking process curve carry out required for operation obtains
Operating mode control instruction and each facility switching state control instruction, and be output to each execution equipment to realize flow-circulating type
Tobacco flue-curing.
Flow-circulating type bulk curing barn air energy heating and dehumidifying system, heating and dehumidifying system include heating room, heating room into
Air port (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3), heating room air outlet (2-5), heat pump
Compressor (2-6), throttle valve (2-7), four-way valve (2-8), moist chamber (III), total-heat exchanger (3-1), dehumidifying blower (3-2),
Evaporator (3-3), electric flap one (3-4), electric flap two (3-5), electric flap three (3-6), electric flap four (3-7),
Hydrofuge outlet and electric flap five (3-8), electric flap six (3-9), moist chamber air inlet (3-11), air duct one (3-12), wind
Road two (3-13), air duct three (3-14), air duct four (3-15), air duct five (3-16), condensation-water drain and drain solenoid valve (3-
17), fresh air inlet (3-18), heating and dehumidification subsystem integrates functional, air stream flow path, the course of work is all different
Six kinds of operating modes, including interior circulation holding mode, interior circulating-heating mode, interior circulating dehumidification mode, total heat recovery hydrofuge mould
Wet model is mended in formula, external circulation heating hydrofuge mode, outer circulation cooling, and every kind of operating mode has the function of oneself, air flowing
Path, the course of work, six kinds of operating modes are by controller (I) according to method for flue-curing tobacco leaves curve and the temperature being placed in cigarette-filling house
The intelligent switching of the progress of stage locating for the real-time wet and dry bulb temperature value and tobacco flue-curing of sensor acquisition is spent, and for same
Baking system can arbitrarily switch between each operating mode, but can only have a kind of operating mode in running order simultaneously;Institute
The interior circulation holding mode stated is in use when not needing to heat and dehumidify for Tobacco Leaf Curing, for example, working as tobacco flue-curing
During 38 DEG C of steady temperature, not needing heat pump unit heat supply can make the temperature in cigarette-filling house maintain 37 ~ 38 DEG C;Described is interior
Circulating-heating mode is in for Tobacco Leaf Curing only heats use when not dehumidifying;The interior circulating dehumidification mode is used for cigarette
Leaf baking process is in use when moisture removal needs to ask low and need to heat;The total heat recovery hydrofuge mode is dried for tobacco leaf
Roasted journey is in dehumidification amount greatly but does not need use when heating;The external circulation heating hydrofuge mode is used for tobacco flue-curing
Process is in when dehumidification amount is big, demand for heat is big and uses;It is complete for tobacco flue-curing that wet model is mended in the outer circulation cooling
Cheng Houwei reduces temperature in cigarette-filling house and improves humidity chamber unlatching in cigarette-filling house;The condenser (2-1), heat pump compressor
(2-6), throttle valve (2-7), four-way valve (2-10), evaporator (3-3) constitute heat pump dehumidification system unit, are used for basis
The functional requirement of six kinds of operating modes carries out heat supply, dehumidifying, refrigeration, and electric heating device (2-3) is used for as auxiliary heat supplying source
Auxiliary heat supplying when condenser heating amount deficiency;The controller (I) is used to acquire inside cigarette-filling house by temperature sensor
Temperature value in wet and dry bulb temperature value and heat pump assembly, baking process and algorithm routine through being embedded in inside MCU carry out operation
Operating mode control instruction required for obtaining and each facility switching state control instruction, and be output to each execution and set
To realize flow-circulating type tobacco flue-curing on standby.
Fig. 2 is interior circulation holding mode inlet air flow path and work flow diagram of the invention.Interior circulation holding mode exists
Tobacco flue-curing is in unlatching when not needing to dehumidify and heat, and airflow circulating circuit is by connecting with cigarette-filling house (IV) air outlet
Moist chamber air inlet (3-10) through electric flap one (3-4), air duct two (3-13), moist chamber air outlet (3-11), heating room into
Air port (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3) arrive afterwards to be connected with cigarette-filling house's (IV) air inlet
The heating room air outlet (2-5) connect;The electric flap one under the control of baking process and algorithm routine that controller (I) embeds
(3-4) is opened, remaining electric flap is turned off, and circulating fan (2-2) low speed is run, and heat pump dehumidifying unit and electricity auxiliary add
Hot device (2-3) does not work, and makes stream of hot air circulated at low velocity between cigarette-filling house (IV), moist chamber (III), heating room (II), to protect
It demonstrate,proves the ventilation in Tobacco Leaf Curing and extends the stabilization time of cigarette-filling house (IV) interior temperature and humidity, reduce the energy of Tobacco Leaf Curing
Amount loss.
The system worked under interior circulation holding mode is by moist chamber air inlet (3-10), moist chamber (III), electronic wind
One (3-4) of door, air duct two (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), heating room (II), circulated air
Machine (2-2), heating room air outlet (2-5) composition, the path of air stream flowing and the course of work are air stream from cigarette-filling house (IV)
Discharge introduces the moist chamber air inlet (3-10) of moist chamber (III) through the air stream for will be discharged in cigarette-filling house, then through having beaten
The electric flap one (3-4) opened is by air duct two (3-13) and the moist chamber air outlet (3- connecting with oven heats room (II)
11) heating room (II) is introduced by entering the heating room air inlet (2-4) of heating room (II) for introducing fresh air, wherein electronic wind
One (3-4) of door is as inlet air flow path control switch for controlling interior circulation holding mode inlet air flow path on-off, air duct
The carrier that two (3-13) are flowed as air stream, from the heating room air outlet (2- for hot wind to be discharged under circulating fan power-assisted
5) it returns to cigarette-filling house (IV) and carries out tobacco flue-curing, recycle holding mode inside and only open circulating fan (2-2) and electric flap one
(3-4), other air doors and electrical equipment are in closed state, must be real-time when interior circulation holding mode is in running order
The state of monitoring and observation bi-colour LED, avoids leading to air unsmooth flowing due to air door switch failure, damages circulating fan;
Interior circulation holding mode is in unlatching when not needing to dehumidify and heat for the tobacco flue-curing stage, for example, when tobacco flue-curing is in
During 38 DEG C of steady temperature, if not needing heat pump unit heat supply can be such that the temperature in cigarette-filling house ties up in the case that sunlight is sufficient
It holds at 37 ~ 38 DEG C, and must first open air door one when opening and each circulating fan (2-2) and electric flap one (3-4)
(3-4) is then opening circulating fan (2-2), is causing circulating fan to damage to avoid due to air unsmooth flowing, circulating fan
The opening sequence and moment of (2-2) and electric flap one (3-4) are by controller (I) with the baking process being embedded in MCU and calculation
It is controlled based on method program.
Fig. 3 is that interior circulating-heating mode air flow of the invention moves path and work flow diagram.Interior circulating-heating mode is set
Have an interior circulating-heating airflow circulating circuit and external circulation heat exchanging airflow circulating circuit, interior circulating-heating airflow circulating circuit be by with
Cigarette-filling house's (IV) air outlet connection moist chamber air inlet (3-10) through electric flap one (3-4), air duct two (3-13), dehumidify out
Air port (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3) arrive afterwards
The heating room air outlet (2-5) being connected with cigarette-filling house (IV), external circulation heat exchanging airflow circulating circuit be by with outside air phase
Logical fresh air inlet (3-18) is through electric flap four (3-7), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-
2), evaporator (3-3), air duct five (3-16) return to the hydrofuge outlet and electric flap five (3-8) communicated with outside air;It is controlling
Electric flap one (3-4), four (3- of electric flap are first turned under the control of the embedded baking process of device (I) processed and algorithm routine
7), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, and secondly open circulating fan (2-2) and dehumidifying wind
Machine (3-2) simultaneously runs it under middling speed state, make stream of hot air cigarette-filling house (IV), moist chamber (III), heating room (II) it
Between middling speed circulate, while from the external world introduce fresh air by moist chamber (III) exchange heat after be then exhausted to outdoor, finally open
Heat pump dehumidifying unit simultaneously makes it work in heating state, and the heat demand in the stage according to locating for tobacco flue-curing is selectively opened
Electric heating device (2-3) is opened, provides the heat that tobacco flue-curing needs for cigarette-filling house (IV);Two independent airflow circulating circuits
Extraneous fresh air is set not exchanged heat and be mixed with hot-air, to realize the interior circulating-heating based on air energy.
The system worked under interior circulating-heating mode is by heat pump dehumidification system unit, moist chamber air inlet (3-
10), moist chamber (III), electric flap one (3-4), air duct two (3-13), moist chamber air outlet (3-11), heating room air inlet
(2-4), heating room (II), condenser (2-1), circulating fan (2-2), heating room air outlet (2-5), fresh air inlet (3-18),
Electric flap four (3-7), air duct four (3-15), total-heat exchanger (3-1), evaporator (3-3), dehumidifying blower (3-2), air duct five
The outlet of (3-16), hydrofuge and electric flap five (3-8) composition, heat pump dehumidification system unit is in heating mould in this mode
Formula, for heating air stream and as main heating plant, evaporator (3-3) is used for new with the external world condenser (2-1) therein
Wind exchanges heat, while electric heating device (2-3) is used to be used as auxiliary heat supplying device;Under the mode interior circulating-heating path and
Its course of work is that air stream enters in moist chamber (III) from cigarette-filling house (IV) through moist chamber air inlet (3-10), wherein moist chamber
Air inlet (3-10) is used to for cigarette-filling house's discharge air being introduced into moist chamber (III), then by electric flap one (3-4), air duct
Two (3-13), dehumidifying air outlet (3-11) heated room air inlet (2-4) discharge into heating room (II), heat room with being placed in
(II) condenser (2-1) in exchanges heat, and the condenser (2-1) is as a part in heat pump dehumidification system unit
For will pass through the working solution of compressor (2-6) and the converted high temperature and pressure of evaporator (3-3) and flow through condenser (2-1)
Air stream exchanges heat, for improving the temperature of air stream, then from for by heated sky under the power-assisted of circulating fan
Air stream is discharged into cigarette-filling house (IV) by the heating room air outlet (2-5) that air-flow is drained into cigarette-filling house carries out tobacco flue-curing;It follows outside
Ring transfer path and the course of work are by the fresh air inlet (3-18) for introducing extraneous fresh air by Leads to new breeze to moist chamber
(III) in, through for directing airflow into total-heat exchanger as the electric flap four (3-7) of control outer circulation path on-off
In (3-1), then in the dehumidifying for promoting evaporator (3-3) and extraneous fresh air to be exchanged heat and fresh air is promoted to circulate
Under the action of blower (3-3), extraneous fresh air is introduced in air inlet duct five (3-16), then from hydrofuge outlet and electric flap five
(3-8) discharge is outdoor, and wherein evaporator (3-3) will be for that will pass through the work of condenser (2-1) heat exchange and throttle valve (2-7) pressure release
Liquid is by evaporator (3-3) and extraneous new air heat-exchange, to improve the basal temperature of working solution;It is interior under interior circulating-heating mode
Circulating-heating path and external circulation heat exchanging path need to open simultaneously, and the stage locating for the tobacco flue-curing uses interior circulating-heating mode
When, unlatching circulating fan (2-2), dehumidifying blower (3-2), electric flap one (3-4), electric flap four (3-7), hydrofuge outlet
And electric flap five (3-8) and heat pump dehumidification system unit, and heat pump dehumidification system unit is in work and is making
Under heat pattern, opening of device sequence are as follows: first turn on electric flap one (3-4), electric flap four (3-7), hydrofuge outlet and electricity
Dynamic air door five (3-8) is then then turned on circulating fan (2-2), dehumidifying blower (3-2), is finally then turned on heat pump dehumidifying system
System unit;Interior circulating-heating mode is in for the tobacco flue-curing stage only heats unlatching when not dehumidifying, such as at tobacco flue-curing
When before 38 DEG C, completely without dehumidifying, can effectively improve energy utilization rate using interior circulating-heating mode at this time reduces energy
Consume is lost, in Tobacco Leaf Curing the opening sequence of each equipment and opportunity by controller (I) to be embedded in the baking in MCU
It is controlled based on technique and algorithm routine.
Fig. 4 is that interior circulating dehumidification mode air flow of the invention moves path and work flow diagram.Interior circulating dehumidification mode exists
Tobacco Leaf Curing is in unlatching when moisture removal needs to ask low and need to heat, airflow circulating path be by with cigarette-filling house (IV)
The moist chamber air inlet (3-10) of air outlet connection enters Total heat exchange through electric flap two (3-5), air duct four (3-15) for the first time
Device (3-1), from total-heat exchanger (3-1) come out after damp-heat air again through dehumidify blower (3-2), evaporator (3-3), air duct five
(3-16), electric flap six (3-9), air duct three (3-14) return to total-heat exchanger (3-1) for the second time, from total-heat exchanger (3-
1) the middle temperature is dried air after coming out is through air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), cold
Condenser (2-1), circulating fan (2-2), electric heating device (2-3) are from the heating room air inlet being connected with cigarette-filling house (IV)
(2-5), which enters, carries out tobacco flue-curing in cigarette-filling house;Under the control of baking process and algorithm routine that controller (I) embeds first
Electric flap two (3-5), electric flap six (3-9) are opened, other electric flap are turned off, and then open circulating fan (2-
2) it, dehumidifies blower (3-2) and works in it under fast state, for air stream in cigarette-filling house (IV), moist chamber (III), heating
High-speed circulating flows between room (II), improves dehumidification efficiency, finally opens heat pump dehumidifying unit and it is made to work in heating
State is dehydrated the damp-heat air being discharged from cigarette-filling house providing while tobacco flue-curing needs heat for cigarette-filling house (IV)
Dry, electric heating device (2-3) does not work;The high temperature damp-heat for coming out cigarette-filling house (IV) in total-heat exchanger (3-1)
Stream carries out heat exchange with the dry and cold air-flow of low temperature after evaporator (3-3), and the damp and hot air-flow of high temperature had both been enable to reach dehumidifying dew point,
Energy has also been recycled simultaneously.
The system under interior circulating dehumidification mode is worked in by heat pump dehumidification system unit, moist chamber air inlet (3-
10), moist chamber (III), electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2), wind
Road five (3-16), electric flap six (3-9), air duct three (3-14), air duct one (3-12), moist chamber air outlet (3-11), heating
Room air inlet (2-4), circulating fan (2-2), electric heating device (2-3), heats room air outlet (2-5), is cold at heating room (II)
Condensate outlet and drain solenoid valve (3-19) form, and the work of heat pump dehumidification system unit is in heating dehumidification mode under the mode
Under, wherein for heating air stream and as primary heating device, evaporator (3-3) is used for as dehumidifying dress condenser (2-1)
Set, electric heating device (2-3) is used to being used as auxiliary heat supplying device, inlet air flow path and the course of work be damp-heat air stream from
Cigarette-filling house (IV) enters in moist chamber (III) through moist chamber air inlet (3-10), through as circulating dehumidification mode air flow in controlling
The electric flap two (3-5) of flow path switch one and as air flowing carrier air duct four (3-15) enter total-heat exchanger
(3-1), total-heat exchanger (3-1) are carried out for that will enter the high temperature and humidity air stream in total-heat exchanger and low temperature dry air
On the one hand heat exchange reduces the airflow temperature for flowing through evaporator (3-3), effect on moisture extraction can be improved, entrance on the other hand can be improved
The basal temperature for heating the air stream heated again can reduce energy loss, energy utilization rate be improved, by Total heat exchange
After device exchanges heat, carry out air stream and evaporator (3-3) under the dehumidifying wind machine aided power for promoting air stream to circulate
It exchanges heat and removes the moisture in damp-heat air stream, the moisture accumulated in dehumidification process is gone out by the condensed water for condensed water to be discharged
Mouthful and drain solenoid valve (3-19) condensed water is discharged to outdoor, heat exchange and it is dried after air flow through for as air stream
The air duct five (3-16) of flowing carrier, electric flap six (3-9) are returned again as the air duct three (3-14) of air stream flowing carrier
In to total-heat exchanger (3-1), wherein electric flap six (3-9) is used to flow road as circulating dehumidification mode air flow in controlling
No. two of diameter switches, the air stream come out from total-heat exchanger (3-1) pass through the air duct one (3-12) as air flowing carrier,
Moist chamber air outlet (3-11), to be added for introducing for dry air stream to be discharged and is connected with heating room air inlet (2-4)
The heating room air inlet (2-4) of stream of hot air introduces the air stream after drying and heat exchange in heating room (II), in heating room
(II) by for heating the condenser (2-1) of air and for the electric heating device (2-3) as ancillary heating equipment in
It is heated, wherein electric heating device (2-3) is served only for not being able to satisfy confession when the heating load of heat pump dehumidification system unit
It is opened when heat demand, heat demand size judgment principle are as follows: in the case where heat pump dehumidification system unit continues working, work as cigarette-filling house
The numerical value of interior temperature sensor acquisition still cannot make temperature value promote 1 DEG C at 20 ~ 30 minutes, then it is assumed that belong to heat demand
Deficiency, the process are controlled by controller (I), it is heated after air stream under the power-assisted of circulating fan (2-2) from dress
The heating room air inlet (2-5) that smoke-box (IV) is connected enters cigarette-filling house;Under interior circulating dehumidification mode, need to open equipment
Are as follows: dynamic air door two (3-5), electric flap six (3-9), dehumidifying blower (3-2), circulating fan (2-2), condensation-water drain and draining
Solenoid valve (3-19), heat pump dehumidification system unit, opening sequence are as follows: first turn on dynamic air door two (3-5), electric flap six
(3-9) secondly opens dehumidifying blower (3-2), circulating fan (2-2), finally opens heat pump dehumidification system unit, condensed water
Outlet and the unlatching of drain solenoid valve (3-19) are according to dehumidifying situation, in this mode, when heat pump dehumidification system unit work
When making and unlatching;Interior circulating dehumidification mode is in unlatching when moisture removal needs to ask low and need to heat for the tobacco flue-curing stage,
Such as tobacco flue-curing be in 40 ~ 42 DEG C before (actual temp has difference according to tobacco leaf position and kind difference), due to dehumidifying
It measures small, if will lead to a large amount of thermal loss by the way of hydrofuge, while will also result in the dehydrated tobacco leaves that cause of tobacco leaf more
Degenerate, in Tobacco Leaf Curing the opening sequence of each equipment and opportunity by controller (I) to be embedded in the Roaster in MCU
It is controlled based on skill and algorithm routine.
Fig. 5 is that total heat recovery hydrofuge mode air flow of the invention moves path and work flow diagram.Total heat recovery hydrofuge mould
Formula is in unlatching when moisture removal needs to ask big and do not need heating in Tobacco Leaf Curing, and airflow circulating path is and extraneous phase
Logical fresh air inlet (3-18) introduces fresh air through electric flap three (3-6), total-heat exchanger (3-1), air duct one (3-12), dehumidifying
Room air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3)
From the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV) in, warm and humid thermal current from cigarette-filling house (IV)
Connected moist chamber air inlet (3-10) is through electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying wind
After machine (3-2), evaporator (3-3), air duct five (3-16) to the hydrofuge outlet communicated with outside air and electric flap five (3-8)
Discharge is outdoor;Controller (I) embed baking process and algorithm routine control under be first turned on electric flap three (3-6),
Electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, and then open dehumidifying wind again
Machine (3-2), circulating fan (2-2) are under lower-speed state, and heat pump dehumidifying unit and electric heating device (2-3) are no
Work;Fresh air air enters cigarette-filling house (IV) after moist chamber (III), heating room (II), while will be extra in cigarette-filling house (IV)
Damp-heat air is discharged to outdoor after heat exchange, effectively increases energy utilization rate.
The system under total heat recovery hydrofuge mode is worked in by moist chamber air inlet (3-10), moist chamber (III), electronic wind
Two (3-5) of door, air duct four (3-15), air duct five (3-16), dehumidifying blower (3-2), hydrofuge outlet and electric flap five (3-8),
Fresh air inlet (3-18), electric flap three (3-6), air duct three (3-14), total-heat exchanger (3-1), air duct one (3-12), dehumidifying
Room air outlet (3-11), heating room air inlet (2-4), heating room (II), circulating fan (2-2), heating room air outlet (2-5) group
At not needing to open heat pump dehumidification system unit in this mode, air stream flow path has two, and path one is used for
Extraneous fresh air is introduced to keep indoor and outdoor air to balance, the course of work is extraneous fresh air by fresh air inlet (3-18) from electronic wind
Three (3-6) of door, total-heat exchanger (3-1), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet enter and add
Hot cell (II) is discharged into cigarette-filling house (IV) from heating room air inlet (2-5) under circulating fan (2-2) power-assisted, wherein Total heat exchange
Device (3-1) is used for the high humidity of extraneous fresh air and cigarette-filling house's discharge, high temperature air stream exchanges heat to improve into the basis of extraneous fresh air
Temperature, improves energy utilization rate, and electric flap three (3-6) is used to control the air stream stream as the control switch of one on-off of path
The on-off in dynamic path;Path two is the extra humid air that hydrofuge path is used to be discharged in cigarette-filling house, and the course of work is from dress
High humidity, the high temperature air of smoke-box (IV) discharge flow through moist chamber air inlet (3-10), electric flap two (3-5) enters Total heat exchange
Device (3-1), wherein electric flap two (3-5) is as the No.1 switch of control hydrofuge path on-off for controlling the logical of hydrofuge path
Disconnected, the air stream for being exchanged heat and being discharged inside total-heat exchanger is under the power-assisted of dehumidifying blower (3-2) from five (3- of air duct
16) outdoor is discharged to by hydrofuge outlet and electric flap five (3-8), wherein hydrofuge outlet and electric flap five (3-8) are as control
No. two switches of hydrofuge path processed on-off, for controlling the on-off in hydrofuge path;In this mode, the electrical equipment for needing to open
There are electric flap two (3-5), electric flap three (3-6), hydrofuge outlet and electric flap five (3-8), dehumidifying blower (3-2), follow
Ring blower (2-2), each opening of device sequence are as follows: first turn on dynamic air door two (3-5), electric flap three (3-6), hydrofuge outlet
And electric flap five (3-8), dehumidifying blower (3-2), circulating fan (2-2) are secondly opened, and the wind speed for the blower that dehumidifies is adjusted to
Low or first gear;Total heat recovery hydrofuge mode be in the case that a hydrofuge do not dehumidify for tobacco flue-curing, and use hydrofuge mode
The rate of water loss of tobacco leaf can be improved, reduce the tobacco flue-curing period, reduce baking cost;Each equipment in Tobacco Leaf Curing
Opening sequence and opportunity are controlled based on the baking process and algorithm routine that are embedded in MCU by controller (I).
Fig. 6 is that external circulation heating hydrofuge mode air flow of the invention moves path and work flow diagram.External circulation heating row
Wet model is in unlatching when moisture removal needs to ask big and need to heat in Tobacco Leaf Curing, and airflow circulating path is and the external world
The fresh air inlet (3-18) that communicates introduce fresh air through electric flap three (3-6), total-heat exchanger (3-1), air duct one (3-12), remove
Moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-
3) from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV) in, warm and humid hot gas from cigarette-filling house (IV)
Connected moist chamber air inlet (3-10) is through electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying wind
After machine (3-2), evaporator (3-3), air duct five (3-16) to the hydrofuge outlet communicated with outside air and electric flap five (3-8)
Discharge is outdoor;Controller (I) embed baking process and algorithm routine control under be first turned on electric flap three (3-6),
Electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, and then open dehumidifying wind again
Machine (3-2) makes under middling speed state, and opening circulating fan (2-2) makes finally to open heat pump again under fast state
Dehumidifying unit simultaneously makes it work in heating state, again when heat pump dehumidifying unit cannot meet the heat demand in baking stage
It opens electric heating device (2-3);Enter the fresh air air and dress cigarette of cigarette-filling house (IV) after moist chamber (III), heating room (II)
The extra damp-heat air of room (IV) discharge exchanges heat at total-heat exchanger (3-1), to improve the fresh air sky for entering cigarette-filling house (IV)
Temperature degree reduces the outdoor damp-heat air temperature of discharge, realizes the heat recovery during hydrofuge.
The system under external circulation heating hydrofuge mode is worked in by heat pump dehumidification system unit, moist chamber air inlet
(3-10), moist chamber (III), air duct four (3-15), total-heat exchanger (3-1), evaporator (3-3), are removed electric flap two (3-5)
Wet blower (3-2), air duct five (3-16), hydrofuge outlet and electric flap five (3-8), fresh air inlet (3-18), electric flap three
(3-6), air duct three (3-14), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), heating room
(II), condenser (2-1), electric heating device (2-3), circulating fan (2-2), heating room air outlet (2-5) composition, the mode
Lower heat pump dehumidification system unit is in heating mode, and condenser (2-1) therein is for heating air stream and as main
Heating plant, evaporator (3-3) with extraneous fresh air for exchanging heat, while electric heating device is used to fill as auxiliary heat supplying
It sets;The mode is equipped with two air stream flow paths, and path one is for introducing extraneous fresh air and heating to fresh air, work
Process is that extraneous fresh air enters in moist chamber (III) from fresh air inlet (3-18), through electric flap three (3-6), air duct three (3-14)
Air duct one (3-12) is entered by total-heat exchanger (3-1), wherein control switch of the electric flap three (3-6) as one on-off of path
For controlling the on-off of the air stream flow path, total-heat exchanger (3-1) be used for extraneous fresh air and cigarette-filling house's discharge high humidity,
The heat exchange of high temperature air stream improves energy utilization rate, is discharged from air duct one (3-12) to improve the basal temperature into extraneous fresh air
Air stream entered in heating room (II) by the heated room air inlet (2-4) of moist chamber air outlet (3-11), in heating room (II)
Interior to heat by condenser (2-1) and electric heating device (2-3), electric heating device (2-3) is served only for as condenser (2-1)
Unlatching when cannot the temperature for flowing through it be increased to target value set by the tobacco flue-curing stage, it is heated after air stream
It is sent into cigarette-filling house (IV) under circulating fan (2-2) power-assisted from heating room air outlet (2-5) and is used for tobacco flue-curing;It uses in path two
In discharge cigarette-filling house in excessive damp-heat air, the course of work be cigarette-filling house (IV) discharge damp-heat air through moist chamber into
Air port (3-10) enter moist chamber (III) in, then through electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1),
Evaporator (3-3), air duct five (3-16), hydrofuge outlet and electric flap five (3-8) discharge are outdoor, wherein two (3- of electric flap
5) No.1 as control hydrofuge path on-off switchs the on-off for controlling hydrofuge path, hydrofuge outlet and electric flap five
No. two on-off switched for controlling hydrofuge path of (3-8) as control hydrofuge path on-off;In Tobacco Leaf Curing Road
Diameter one and path two are opened simultaneously, each opening of device sequence are as follows: first turn on dynamic air door two (3-5), three (3- of electric flap
6), hydrofuge outlet and electric flap five (3-8) secondly open dehumidifying blower (3-2), circulating fan (2-2), finally open heat pump
Heating and dehumidifying system unit;Under external circulation heating hydrofuge mode the opening sequence of each equipment and opportunity by controller (I) with
It is controlled based on the baking process and algorithm routine that are embedded in MCU
Fig. 7 is that wet model inlet air flow path and work flow diagram are mended in outer circulation cooling of the invention.Wet mould is mended in outer circulation cooling
Formula need to accelerate after the completion of tobacco flue-curing cigarette-filling house's rate of temperature fall and dry tobacco leaf get damp again rate when unlatching, airflow circulating path
Fresh air inlet (3-18) to communicate with the outside world introduces fresh air through electric flap three (3-6), total-heat exchanger (3-1), air duct one
(3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electricity auxiliary
Heater (2-3) from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV) in, then from cigarette-filling house
(IV) connected moist chamber air inlet (3-10) through electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1), remove
From the hydrofuge outlet communicated with outside air and electric flap five after wet blower (3-2), evaporator (3-3), air duct five (3-16)
(3-8) is discharged to outdoor;Electric flap three is first turned under the control of baking process and algorithm routine that controller (I) embeds
(3-6), electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, then open again
Dehumidifying blower (3-2), circulating fan (2-2) are in it under fast state, finally open heat pump dehumidifying unit again simultaneously
It is set to work in refrigerating state, electric heating device (2-3) does not work;Air stream is in cigarette-filling house (IV), moist chamber (III), heating
It circulates between room (II), is discharged to by extraneous Leads to new breeze cigarette-filling house (IV), and by cigarette-filling house (IV) interior high-temperature hot air
It is outdoor.
The system under outer circulation cooling benefit wet model is worked in by heat pump dehumidification system unit, moist chamber air inlet
(3-10), moist chamber (III), electric flap two (3-5), air duct four (3-15), total-heat exchanger (3-1), dehumidifying blower (3-2),
Evaporator (3-3), air duct five (3-16), hydrofuge outlet and electric flap five (3-8), fresh air inlet (3-18), electric flap three
(3-6), air duct three (3-14), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), heating room
(II), condenser (2-1), circulating fan (2-2), heating room air outlet (2-5) form, heat pump dehumidification system under the mode
Unit is in refrigeration mode, and condenser (2-1) therein is for reducing the temperature for entering air stream in cigarette-filling house, evaporator (3-
3) for being exchanged heat with extraneous fresh air and taking away heat, electric heating device does not work;The mode is equipped with two air flowings
Path, for Lu Jingyi for introducing extraneous fresh air and cool down to fresh air, the course of work is extraneous fresh air from fresh air inlet (3-
18) enter in moist chamber (III), air duct one is entered by total-heat exchanger (3-1) through electric flap three (3-6), air duct three (3-14)
(3-12), electric flap three (3-6) are used to control the on-off of the air stream flow path as the control switch of one on-off of path,
The air stream being discharged from air duct one (3-12) enters heating room by the heated room air inlet (2-4) of moist chamber air outlet (3-11)
(II) in, cool down in heating room (II) by condenser (2-1) of the heat pump unit under in refrigeration mode, and recycling
The power-assisted of blower (2-2) is sent into cigarette-filling house (IV) from heating room air outlet (2-5), is cooled down to cigarette-filling house, to accelerate to fill
Cigarette is the resurgence speed of interior dry tobacco leaf;Path two is used to for the hot-air in cigarette-filling house being discharged to outdoor, and the course of work is dress
The damp-heat air of smoke-box (IV) discharge enters in moist chamber (III) through moist chamber air inlet (3-10), then through two (3- of electric flap
5), air duct four (3-15), total-heat exchanger (3-1), changed by evaporator (3-3) of the heat pump unit under in refrigeration mode
Heat, outdoor being discharged by air duct five (3-16) from hydrofuge outlet and electric flap five (3-8), wherein electric flap two (3-5) is made
The on-off for controlling hydrofuge path, hydrofuge outlet and electric flap five (3-8) are switched to control the No.1 of hydrofuge path on-off
No. two on-off switched for controlling hydrofuge path as control hydrofuge path on-off;One He of path in Tobacco Leaf Curing
Path two is opened simultaneously, each opening of device sequence are as follows: first turn on dynamic air door two (3-5), electric flap three (3-6), row
Wet outlet and electric flap five (3-8) secondly open dehumidifying blower (3-2), circulating fan (2-2), finally open heat pump
Dehumidification system unit, and heat pump dehumidification system unit is in refrigeration mode, and the opening sequence of each equipment and opportunity
It is controlled based on the baking process and algorithm routine that are embedded in MCU by controller (I).
Fig. 8 is control system embodiment block diagram of the invention.Controller includes MCU minimum systematic module, power module, temperature
Spend acquisition module, numeral input and protective module, relay and its driving circuit, bi-colour LED circuit, fault pre-alarming module,
Touch display screen module, program and data storage circuitry, communication interface circuit, high low speed control module;The MCU minimum system
Module of uniting is used for based on method for flue-curing tobacco leaves curve, and the numerical value obtained according to temperature sensor carries out operation and processing is gone forward side by side
Row control instruction is sent, according to the numerical value of temperature sensor acquisition and the technique by operator's setting in Tobacco Leaf Curing
Parameter of curve carries out operation collectively as the input value as control algolithm inside MCU and obtains output control instruction, and transmits
To each execution module, act each electrical equipment;The power module is used to alternating current being converted to other modules
Required supply voltage enables to run well to meet the basic power demands of each chip and its module, such as MCU etc.
The DC3.3V of chip, the DC5V of the modules such as relay;The temperature collecting module is for acquiring cigarette-filling house's internal temperature and heat
The hydrojet temperature of compressor, and the input value as MCU internal control algorithm are pumped, wherein the temperature sensor in cigarette-filling house is main
For monitoring the temperature change in cigarette-filling house in Tobacco Leaf Curing, and it is translated into a judgement to tobacco flue-curing situation
On the one hand standard, the temperature sensor of heat pump compressor are used to monitor the operation conditions of compressor, on the other hand indirectly observation
The heat-exchange temperature of condenser, to determine the need for starting electric heating device;The numeral input is used for protective module
According to the operation conditions for monitoring each electrical equipment, avoid due to the operation troubles of some equipment or not operating and cause whole
A system operation paralysis;The relay and its drive module is logical for controlling A.C. contactor and 220VAC electrical equipment
It is disconnected, while as the module being connected with MCU, it can directly receive the control instruction of MCU;The bi-colour LED circuit is used
Indicated according to the switch state of electric flap and electromagnetic water valve, to determine the switch state of electric flap, avoid due to
Electric flap not operating and lead to blower and heat pump unit failure;The fault pre-alarming module is used to work as sensor or electrical
Equipment etc. carries out alarm and status display when breaking down, in order to which operator can intuitively obtain the failure of faulty equipment
Situation, and the failure that will occur is predicted and warned;On the one hand the touch display screen module is used to carry out temperature
Angle value shows, be on the other hand used for human-computer interaction, and human-computer interaction is mainly the parameter setting of process curve and control algolithm is
Number setting;The program and data storage circuitry is used to store the data of tobacco flue-curing each time, in order to be subsequent tobacco leaf
Baking provides data reference;The communication interface circuit is used to carry out telecommunication with host computer and carry out remotely with mobile phone terminal
Communication;The high low speed control module is used to carry out circulating fan amount of money dehumidifying blower wind speed tune according to the tobacco flue-curing stage
It is whole, such as when system operating mode has the function of hydrofuge, if dehumidified, blower wind speed is too fast to will lead to a large amount of energy loss,
Energy consumption is increased, and the demand that both can satisfy hydrofuge under low wind speed can reduce the loss of energy consumption;MCU minimum systematic module
The input signal of the real time data and digital input module that are acquired by temperature collecting module is used as using baking process curve as base
The input value of the algorithm routine of plinth insertion carries out operation and obtaining a result in the control chip, then by operation result with two into
The form of system instruction is sent to relay and its drive module, and the on-off of electrical equipment is controlled by the module, makes electrical equipment
Tobacco flue-curing is carried out according to the baking process curve of setting.
Fig. 9 is Control System Software program embodiment block diagram of the invention.Insertion based on baking process curve is calculated
Method program includes main program control module, touch screen interrupt routine, straight temperature program, baking control program, operating mode selection
Program, numeral input and protective program, control algolithm program, control output program, the inquiry of temperature acquisition procedure, data table and tune
With program, main program control module is mainly used for initialization operation system, equipment and the operation for coordinating subprogram, to reach control
The operation of whole system;Touch screen control program module is used to carry out parameter setting, parameter is shown, by key control;Baking control
Module is used to carry out operation by control algolithm program according to method for flue-curing tobacco leaves curve, real-time temperature values, obtains heating and dehumidification system
Operating mode required for uniting;Temperature acquisition program for obtaining the temperature and humidity value in heat pump unit and cigarette-filling house in real time;Data
Table inquiry and caller are used for the inquiry and calling of each stage parameter of method for flue-curing tobacco leaves curve;Entire control flow is by main journey
Sequence control module is controlled, and is avoided since appearance sequence confusion causes system to be unable to run in control program process.
Main program module is mainly integrated with system equipment initialization program, service system powered-off fault determining program, dry and wet
Ball temperature sensor capture program, tables of data setting and caller etc., for controlling the operation of entire software systems.Work as beginning
When starting baking, main program implementation procedure is as follows: (1) parameter configuration of system initialization and CPU, unlatching clock, display baking
Interface, and parameters are configured;(2) it executes wet and dry bulb temperature and acquires subprogram, obtain dry in real time, wet-bulb temperature simultaneously
It will do in real time, wet-bulb temperature value is shown by touch screen;(3) it carries out baking to start to judge, constantly be adopted by key scan subprogram
Collection screen key parameter obtains key value and is judged, and obtains baking Stage Value and current baking Stage Value;(4) to upper one
It walks the baking control segment value obtained to be judged, when within the baking control section for belonging to setting, starts to perform the next step program;
(5) judge the assignment situation of Num and Num0, it is first determined whether simultaneously be equal to 1, then judge again Num and Num0 whether be
The maximum value Stage Value of the baking process parameter of setting enters in next step when being not belonging between the two;(6) according to the above judgement
As a result, baking control, operating mode option program, numeral input and protection control output program are executed with this, after the completion of execution
Back to temperature acquisition program, the process of (1) ~ (6) is repeated;Wet and dry bulb temperature inside cigarette-filling house is passed in baking control program
The temperature value of sensor acquisition carries out operation, then using result as algorithm input value, has not in the different phase of tobacco flue-curing
With setting error and wet and dry bulb temperature fluctuation range, therefore the weight coefficient in each baking stage is different, therefore can also obtain
Different calculated result out is selected then using calculated result as the input value of operating mode option program by operating mode
Heating and dehumidification demand estimation in program, which obtains, to be needed to open operating mode and is returned to main program in the form of control instruction, most
The output order common transport for combining numeral input and protective program to obtain afterwards gives control output program, defeated by control output program
The switch order of each equipment out.
The beneficial effects of the present invention are: common air can carry out heat supply for the heat pump dehumidifying unit of heat source, can subtract
The burning of fossil fuel, the discharge of Litter and pernicious gas less, can be effective using multiple air flow circulation loop and operating mode
The utilization rate of heat pump dehumidifying unit is improved, while on the basis of improving quality of tobacco and reducing energy consumption, tobacco leaf can be reduced
Baking cycle reduces baking cost, uses the control algolithm based on baking process curve, can reduce human interference, artificial
Labor intensity improves tobacco leaf judging parameter.
The foregoing is merely presently preferred embodiments of the present invention and oneself, be not intended to limit the invention, it is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. the present invention is a kind of flow-circulating type bulk curing barn air energy heating and dehumidifying system, including controller (I), heating room
(II), moist chamber (III), cigarette-filling house (IV), heating room (II) includes condenser (2-1), circulating fan (2-2), electricity auxiliary heating
Device (2-3), heating room air inlet (2-4), heating room air outlet (2-5), heat pump compressor (2-6), throttle valve (2-7), four-way
Valve (2-8), moist chamber (III) include total-heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), one (3- of electric flap
4), electric flap two (3-5), electric flap three (3-6), electric flap four (3-7), hydrofuge outlet and electric flap five (3-8),
Electric flap six (3-9), moist chamber air inlet (3-10), moist chamber air outlet (3-11), air duct one (3-12), two (3- of air duct
13), air duct three (3-14), air duct four (3-15), air duct five (3-16), condensation-water drain and drain solenoid valve (3-17), fresh air
Entrance (3-18), moist chamber (III) are connect with cigarette-filling house (IV) by moist chamber air inlet (3-10) and by moist chamber air outlets
(3-11) connect with heating room air inlet (2-4) of heating room (II), heats room (II) by heating room air outlet (2-5) and fill
Smoke-box (IV) connection, to form airflow circulating circuit;It is followed it is characterized in that: the heating and dehumidifying system integrates functional, air-flow
Six kinds of operating modes that loop back path, the course of work are all different, namely in the tobacco flue-curing stage in be not required to heating and
It is used when being not required to the interior circulation holding mode used when dehumidifying, need to only heat for being in the tobacco flue-curing stage and be not required to and dehumidify
Interior circulating-heating mode, for being in the interior circulating dehumidification that moisture removal demand is low and while needing to heat uses in the tobacco flue-curing stage
Mode, for be in the tobacco flue-curing stage dehumidification amount it is big but do not need the total heat recovery hydrofuge mode used when heating,
For being in the external circulation heating hydrofuge mode used when dehumidification amount is big and demand for heat is big in the tobacco flue-curing stage, being used for
It is to reduce temperature in cigarette-filling house and improve the outer circulation cooling of humidity chamber in cigarette-filling house to mend wet model after the completion of tobacco flue-curing, six kinds
Operating mode can carry out intelligent switching according to the control algolithm inside method for flue-curing tobacco leaves curve and embedded MCU by controller (I),
But there can only be a kind of operating mode in running order simultaneously;By condenser (2-1), heat pump compressor (2-6), throttle valve (2-
7), the heat pump dehumidifying unit that four-way valve (2-8), evaporator (3-3) are constituted is in circulating fan (2-2), dehumidifying blower (3-2)
Heat supply, dehumidifying, refrigeration, electric heating device are carried out according to the functional requirement of six kinds of operating modes under cooperation with each electric flap
(2-3) is only used when heat pump dehumidifies unit heat supply deficiency as auxiliary heat supplying source;Controller (I) is for passing through temperature and humidity
Sensor acquires the temperature value in wet and dry bulb temperature value and heat pump assembly inside cigarette-filling house, through embedded MCU and its with Roaster
Embedded mobile GIS program based on skill curve carries out operating mode control instruction and each facility switching shape required for operation obtains
State control instruction, and each execution equipment is output to realize flow-circulating type tobacco flue-curing.
2. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Interior circulation holding mode tobacco flue-curing be in do not need dehumidify and heat when unlatching, airflow circulating circuit be by with cigarette-filling house
(IV) the moist chamber air inlet (3-10) of air outlet connection is through electric flap one (3-4), air duct two (3-13), moist chamber air outlet
(3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3) arrive and dress afterwards
The heating room air outlet (2-5) of smoke-box (IV) air inlet connection;In the control of baking process and algorithm routine that controller (I) embeds
Make lower electric flap one (3-4) opening, remaining electric flap is turned off, the operation of circulating fan (2-2) low speed, heat pump dehumidifying
Unit and electric heating device (2-3) do not work, make stream of hot air cigarette-filling house (IV), moist chamber (III), heating room (II) it
Between circulated at low velocity reduced with guaranteeing ventilation in Tobacco Leaf Curing and extending the stabilization time of cigarette-filling house (IV) interior temperature and humidity
The energy loss of Tobacco Leaf Curing.
3. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Interior circulating-heating mode is equipped with interior circulating-heating airflow circulating circuit and external circulation heat exchanging airflow circulating circuit, interior circulating-heating gas
Stream circulation loop is moist chamber air inlet (3-10) by connecting with cigarette-filling house (IV) air outlet through electric flap one (3-4), wind
Road two (3-13), dehumidifying air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electricity are auxiliary
Heater (2-3) is helped to arrive the heating room air outlet (2-5) being connected with cigarette-filling house (IV), external circulation heat exchanging airflow circulating circuit afterwards
It is the fresh air inlet (3-18) by being communicated with outside air through electric flap four (3-7), air duct four (3-15), total-heat exchanger
(3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) return to the hydrofuge outlet communicated with outside air and electricity
Dynamic air door five (3-8);Electric flap one is first turned under the control of baking process and algorithm routine that controller (I) embeds
(3-4), electric flap four (3-7), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, and are secondly opened and are followed
Ring blower (2-2) and dehumidifying blower (3-2) simultaneously run it under middling speed state, make stream of hot air in cigarette-filling house (IV), dehumidifying
Room (III), heating room (II) between middling speed circulate, while from the external world introduce fresh air by moist chamber (III) exchange heat after again
It is discharged to outdoor, finally open heat pump dehumidifying unit and it is made to work in heating state, and the rank according to locating for tobacco flue-curing
The heat demand of section selectively unlocks electric heating device (2-3), provides the heat that tobacco flue-curing needs for cigarette-filling house (IV);Two
A independent airflow circulating circuit makes extraneous fresh air not exchanged heat and be mixed with hot-air, with realize based on air can in follow
Ring heating.
4. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Interior circulating dehumidification mode is in unlatching when moisture removal needs to ask low and need to heat, airflow circulating path in Tobacco Leaf Curing
It is the moist chamber air inlet (3-10) by being connect with cigarette-filling house (IV) air outlet through electric flap two (3-5), air duct four (3-15)
For the first time enter total-heat exchanger (3-1), from total-heat exchanger (3-1) come out after damp-heat air again through dehumidifying blower (3-2), steam
Hair device (3-3), air duct five (3-16), electric flap six (3-9), air duct three (3-14) return to total-heat exchanger (3-1) for the second time,
From total-heat exchanger (3-1) come out after middle temperature is dried air through air duct one (3-12), moist chamber air outlet (3-11), heating room
Air inlet (2-4), condenser (2-1), circulating fan (2-2), electric heating device (2-3) are from being connected with cigarette-filling house (IV)
It heats room air inlet (2-5) and enters progress tobacco flue-curing in cigarette-filling house;In the baking process and algorithm routine that controller (I) embeds
Control under be first turned on electric flap two (3-5), electric flap six (3-9), other electric flap are turned off, and then open
Circulating fan (2-2), dehumidifying blower (3-2) simultaneously work in it under fast state, for air stream in cigarette-filling house (IV), dehumidifying
High-speed circulating flowing between room (III), heating room (II), improves dehumidification efficiency, finally opens heat pump dehumidifying unit and makes it
Heating state is worked in, is provided while tobacco flue-curing needs heat for cigarette-filling house (IV) to the damp and hot sky being discharged from cigarette-filling house
Gas is dehydrated, and electric heating device (2-3) does not work;Cigarette-filling house (IV) is come out in total-heat exchanger (3-1)
The damp and hot air-flow of high temperature carries out heat exchange with the dry and cold air-flow of low temperature after evaporator (3-3), and the damp and hot air-flow of high temperature had both been enable to reach
To dehumidifying dew point, while energy is also recycled.
5. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Total heat recovery hydrofuge mode is in unlatching when moisture removal needs to ask big and do not need heating, airflow circulating in Tobacco Leaf Curing
Path is that the fresh air inlet (3-18) communicated with the outside world introduces fresh air through electric flap three (3-6), total-heat exchanger (3-1), wind
Road one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electricity
Auxiliary heater (2-3) is interior from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV), warm and humid thermal current
From the moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) through electric flap two (3-5), air duct four (3-15), Total heat exchange
Device (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) to the hydrofuge outlet communicated with outside air and electricity
Outdoor is discharged in dynamic air door five (3-8) afterwards;Electricity is first turned under the control of baking process and algorithm routine that controller (I) embeds
Dynamic air door three (3-6), electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, so
Dehumidifying blower (3-2), circulating fan (2-2) is opened again afterwards to be under lower-speed state, heat pump dehumidify unit and electricity it is auxiliary
Heater (2-3) is helped not work;Fresh air air enters cigarette-filling house (IV) after moist chamber (III), heating room (II), while will dress
Extra damp-heat air is discharged to outdoor after heat exchange in smoke-box (IV), effectively increases energy utilization rate.
6. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
External circulation heating hydrofuge mode is in unlatching when moisture removal needs to ask big and need to heat, airflow circulating in Tobacco Leaf Curing
Path is that the fresh air inlet (3-18) communicated with the outside world introduces fresh air through electric flap three (3-6), total-heat exchanger (3-1), wind
Road one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulating fan (2-2), electricity
Auxiliary heater (2-3) from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV) in, warm and humid hot gas from
The moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) is through electric flap two (3-5), air duct four (3-15), total-heat exchanger
(3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16) are arrived the hydrofuge that communicates with outside air and are exported and electronic
Outdoor is discharged in air door five (3-8) afterwards;It is first turned under the control of baking process and algorithm routine that controller (I) embeds electronic
Air door three (3-6), electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap are turned off, then
Opening dehumidifying blower (3-2) again makes under middling speed state, and opening circulating fan (2-2) makes under fast state, finally again
It opens heat pump dehumidifying unit and it is made to work in heating state, when heat pump dehumidifying unit cannot meet the baking stage
Electric heating device (2-3) is then turned on when heat demand;Enter the new of cigarette-filling house (IV) after moist chamber (III), heating room (II)
Wind air and the extra damp-heat air of cigarette-filling house (IV) discharge exchange heat at total-heat exchanger (3-1), enter cigarette-filling house to improve
(IV) outdoor damp-heat air temperature is discharged in fresh air air themperature, reduction, realizes the heat recovery during hydrofuge.
7. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Outer circulation cooling mends wet model and needs to accelerate to open when cigarette-filling house's rate of temperature fall and dry tobacco leaf resurgence rate after the completion of tobacco flue-curing
It opens, airflow circulating path is that the fresh air inlet (3-18) communicated with the outside world introduces fresh air through electric flap three (3-6), full heat friendship
Parallel operation (3-1), air duct one (3-12), moist chamber air outlet (3-11), heating room air inlet (2-4), condenser (2-1), circulation
Blower (2-2), electric heating device (2-3) are from the heating room air inlet (2-5) being connected with cigarette-filling house (IV) to cigarette-filling house (IV)
It is interior, then from the moist chamber air inlet (3-10) being connected with cigarette-filling house (IV) through electric flap two (3-5), air duct four (3-15), complete
From the hydrofuge communicated with outside air after heat exchanger (3-1), dehumidifying blower (3-2), evaporator (3-3), air duct five (3-16)
Outlet and electric flap five (3-8) are discharged to outdoor;It is first under the control of baking process and algorithm routine that controller (I) embeds
First open electric flap three (3-6), electric flap two (3-5), hydrofuge outlet and electric flap five (3-8), remaining electric flap
It is turned off, then opening dehumidifying blower (3-2), circulating fan (2-2) again is in it under fast state, finally opens heat again
Pump heating and dehumidification unit simultaneously makes it work in refrigerating state, and electric heating device (2-3) does not work;Air stream is in cigarette-filling house
(IV), it is circulated between moist chamber (III), heating room (II), by extraneous Leads to new breeze cigarette-filling house (IV), and by cigarette-filling house
(IV) interior high-temperature hot air is discharged to outdoor.
8. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Controller (I) includes MCU minimum systematic module, the power supply mould for alternating current to be converted to supply voltage required for inside controller
Block, for storage system operation program and tobacco flue-curing real time data program and data storage circuitry, for monitoring each use
The numeral input of electric equipment operation conditions connects with protective module, the communication for carrying out telecommunication with host computer or mobile phone terminal
Mouth circuit, is used for system people at the fault pre-alarming module for carrying out sound-light alarm when sensor or electrical equipment break down
Running parameter setting show with operating status when machine interaction touch display screen module, for acquire cigarette-filling house's inside temperature and humidity and
The temperature collecting module of heat pump compressor operating temperature is used to carry out circulating fan and dehumidifying blower speed according to the tobacco flue-curing stage
Rotational speed control module, the relay for controlling A.C. contactor and 220VAC electrical equipment and its driving circuit of degree adjusting,
It is used to indicate the bi-colour LED circuit of electric flap and electromagnetic water valve switch state;MCU minimum systematic module is adopted by temperature
The input signal of the real time data and digital input module that collect module acquisition is calculated as the insertion based on baking process curve
The input value of method program, carries out operation in the control chip and obtains control output valve, will control output valve then with binary system
The form of instruction is sent to relay and its drive module, by the module control electrical equipment working condition, make system by
Tobacco flue-curing is carried out according to the baking process curve of setting.
9. flow-circulating type bulk curing barn air energy heating and dehumidifying system according to claim 1, it is characterized in that: described
Embedded mobile GIS program based on baking process curve includes main program control module, touch screen interrupt routine, goes straight up to Wen Cheng
Sequence, baking control program, operating mode option program, numeral input and protective program, control algolithm program, control output journey
Sequence, the inquiry of temperature acquisition procedure, data table and caller, main program control module are mainly used for initialization operation system, set
Operation that is standby and coordinating subprogram, to reach the operation of control whole system;Touch screen control program module is for carrying out parameter
Setting, parameter are shown, by key control;Control module is toasted to be used for according to method for flue-curing tobacco leaves curve, real-time temperature values by controlling
Algorithm routine carries out operation, obtains operating mode required for heating and dehumidifying system;Temperature acquisition program for obtaining heat in real time
Temperature and humidity value in pump assembly and cigarette-filling house;Tables of data inquiry and caller are used for each stage parameter of method for flue-curing tobacco leaves curve
Inquiry and calling;Entire control flow is controlled by main program control module, is avoided due in control program process
Appearance sequence confusion causes system to be unable to run.
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CN111487940A (en) * | 2020-04-24 | 2020-08-04 | 山东山大新元易通信息科技有限公司 | Tobacco leaf baking control method and system |
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