CN104748512B - Solar energy-microwave combined drying chamber - Google Patents
Solar energy-microwave combined drying chamber Download PDFInfo
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- CN104748512B CN104748512B CN201510051422.6A CN201510051422A CN104748512B CN 104748512 B CN104748512 B CN 104748512B CN 201510051422 A CN201510051422 A CN 201510051422A CN 104748512 B CN104748512 B CN 104748512B
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Abstract
The invention discloses a solar energy-microwave combined drying chamber and relates to a drying device. The solar energy-microwave combined drying chamber is characterized in that an air flue is arranged along the bottom and the two inner side walls of the drying chamber, and a plurality of air flue air outlets communicated with the drying chamber are formed in the air flue; an expanding thermal connection device is connected with the air flue of the drying chamber, a microwave generator and the sensors are respectively connected with an intelligent control system, the sensors transmit collected physical signals to an intelligent control system, and the intelligent control system automatically turns on the microwave generator for microwave auxiliary drying when heat supply of the drying chamber is not sufficient. The drying chamber avoids the phenomenon that heat is concentrated on the air outlets, enables drying more uniform, substantially improves drying efficiency and maintains the whole indoor temperature and the whole indoor humidity basically in a constant state in the drying process, and when no heat supply condition exists due to weather conditions, continuous operation is guaranteed through microwave auxiliary drying.
Description
Technical field
The present invention relates to a kind of drying equipment, especially a kind of solar energy-microwave combining drying room.
Background technology
Under advocating energy-saving and emission-reduction, protection environment and the overall background that economizes on resources, each state all utilizes technology explore new forms of energy, to reach to reduce conventional energy resource consumption, to reduce CO2 emissions, realize the purpose of economic and ecological harmonious development.Along with quickly increasing of global economy and improving constantly of living standards of the people, the demand of the energy is increased the most therewith, at present in traditional drying field, it is to utilize the conventional energy resources such as electricity, coal or natural gas to be dried that heavy industrialization is dried still mostly, the scattered peasant household then traditional methods using natural drying more, the power consumption high pollution of former technique is big, and later approach yield rate is low, big by natural cause interference.
Solar energy drying refers to the drying operation utilizing solar radiant energy, utilizing solar drying apparatus to carry out, and can save a large amount of fuel consumed in dry run, thus reduce production cost, increase economic efficiency.Being both, solar energy drying uses clean energy resource, highly beneficial to conservation of nature environment, and is possible to prevent because conventional energy resource is dried the severe contamination consuming fuel and cause to environment.It was verified that solar energy drying is a kind of effective method, to developing rural economy, save conventional energy resource, it is to avoid environmental pollution, improve product quality, change the production and processing mode fallen behind and farmer richness all will have a positive effect.
Microwave is the electromagnetic wave of a kind of very high frequency, and its energy is met metal and is completely reflected much larger than general radio wave, microwave and can not be absorbed or conduct.But for containing moisture material, microwave can not only pass through, and its energy can be absorbed by material, therefore can be widely used in food, timber, medical material, pesticide pair soil bit product, chemical engineering industry product etc. heating, drying and be dried.
Set up based on solar energy, microwave drying is the combined drying equipment on the basis of supplementary means, being dried rapidly in the short time can be realized during processed, reduce brown stain, the generation of the phenomenon that rots, overcome tradition solar energy drying simultaneously and retrained big defect by natural environment, achieving the high-efficiency and continuous operation of equipment under adverse weather condition, the raising to production efficiency and quality has important practical significance.
Summary of the invention
It is an object of the invention to provide and a kind of microwave-assisted can be utilized under adverse weather condition to be dried the solar energy drying room realizing high-efficiency and continuous operation, i.e. solar energy-microwave combining drying room.
It is an object of the invention to be achieved through the following technical solutions: solar energy-microwave combining drying room, its sidewall is made up of high printing opacity vacuum glass, top is made up of the glass cover-plate being obliquely installed, some material frames it are provided with in hothouse, it is characterized in that, being additionally provided with air channel, expand heat collector, microwave generator, intelligence control system, multisensor, described air channel is arranged along bottom hothouse and two medial walls, is provided with some duct outlets communicated with hothouse in air channel；Described expansion heat collector is connected with the air channel of hothouse, and by blower fan, via air channel, the air after heating is blown into hothouse；Described microwave generator, multisensor are connected with intelligence control system respectively, the physical signalling collected is transported to intelligence control system by multisensor, and intelligence control system automatically opens up microwave generator under the conditions of hothouse heat supply deficiency and carries out microwave-assisted and be dried.
Solar energy highly effective double suction winder is posted on described expansion heat collector surface, and the internal circulation canal using low-loss novel nano composite heat-insulated material is also connected with air channel.
Have intensive covered conduit described hothouse, be furnished with ventilative cover plate above covered conduit, and covered conduit communicates with outdoor.
Described multisensor uses temperature, humidity, flow velocity, the multi-information merging technology of crop water sensor to carry out data acquisition, and in time the physical signalling collected is transported to intelligence control system.
Described intelligence control system is made up of data collecting card, computer, control circuit, multisensor the signal carried is shown in time, processes, stores and fed back, and is dried requirement adjustment relevant parameter according to difference.
Described blower fan is cross flow fan and centrifugal blower.
Described hothouse top is provided with wet-emitting blower, and described wet-emitting blower is the stepless speed regulation air exhauster being connected with intelligence control system.
Described glass cover-plate is double-sided coating height printing opacity vacuum flat glass cover plate.
Described air channel tube wall uses the novel nano composite heat-insulated material manufactured by low temperature insulating technique.
Described duct outlet is arranged on bottom hothouse and sidewall position on the lower side, is provided with the deflector apron that can regulate wind direction in real time at duct outlet.
In the present invention, hothouse main backstop it is provided with in hothouse, sidewall is provided with collateral dagger link, is additionally provided with the plate glass bracing frame for support glass cover plate, and collateral dagger link, material frame, plate glass bracing frame, hothouse main backstop use microwave not reaction material to make.The microwave not reaction material material that i.e. physical property is stable under microwave condition, the material that can pass through including microwave.In the present invention, intelligence control system is made up of data collecting card, computer, control circuit, is connected with corresponding sensor, is carried out data analysis by computer realize automatically adjusting microwave generator according to temperature, the humidity information of sensor feedback.
The present invention should arrange towards the south when using in area on the Northern Hemisphere, so that the double-sided coating height printing opacity vacuum flat glass cover plate of hothouse top and side obtains maximum transmission amount.Some air outlets are had everywhere along air channel, it is provided with adjustable deflector apron at each air outlet, air outlet the thermal current entering solar energy drying room is had guide effect, it is to avoid heat concentration phenomenon at air outlet, make to be dried more uniform, drying efficiency is greatly improved.It is provided with multisensor and intelligence control system in hothouse, crop dry run is monitored in real time and strictly controls crops degree of dehydration, maintaining the whole indoor temperature in dry run, humidity to be substantially at a steady state.The heat of the present invention comes from solar energy and expands heat collector, and when weather conditions do not possess for heat condition (under the conditions of heat supply deficiency), intelligence control system automatically turns on microwave generating apparatus, is dried the continuous operation guaranteeing equipment by microwave-assisted.
The invention has the beneficial effects as follows: under nominal situation, the hot-air expanding heat collector collection be blown into air channel in air outlet enters hothouse by blower fan, be aided with the sunray injected by hothouse top and sidewall height printing opacity vacuum glass and carry out conventional drying operation.Sunshine deficiency be dried indoor temperature do not reach default drying condition time, fed back in time by the multisensor in hothouse, intelligence control system automatically opens up microwave generator, it is achieved in hothouse, dry under microwave-assisted is worked continuously；Wind direction controllable register is set at air outlet, solves solar energy and expand the heat at heat collector air outlet and excessively concentrate and problem that drying shed cannot be distributed in；Hothouse underground part opens intensive covered conduit, is furnished with ventilative cover plate and covered conduit communicates with outdoor above covered conduit.When sunray direct projection enters in hothouse, indoor temperature raises, humidity increases, indoor humidity sensor acts on corresponding intelligent control unit after receiving signal, working fan corresponding to intelligent control unit effect makes indoor temperature and humidity be in stable working range, humid air indoor under the effect of intelligence control system is quickly discharged from wet-emitting blower gas outlet, top, humid air is in negative pressure state in discharging back room, outside atmosphere is poured in by bottom ventilation mouth, form the intelligent inner and outer ring streaming ventilation drying effect with solar energy thermal effect, discharge humid air and keep the constant of baking temperature；According to degree of dehydration needed for crop, intelligence control system can be carried out parameter simultaneously and guarantee crop drying quality is set.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of deflector apron in the present invention；
In figure: 1 collateral dagger link, 2 material frames, 3 breathe freely cover plate, 4 microwave generators, 5 duct outlets, 6 intelligence control systems, 7 double-sided coating height printing opacity vacuum flat glass cover plates, 8 wet-emitting blowers, 9 plate glass bracing frames, 10 multisensors, 11 hothouse main backstops, 12 blower fans, 13 and expand heat collector, 14 baffle plates, 15 rotary shafts.
Specific embodiments
With embodiment the present invention made a progressive step explanation below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, solar energy-microwave combining drying room, including the sidewall being made up of high printing opacity vacuum glass, the top relative to sidewall slope setting, hothouse main backstop 11, collateral dagger link 1, plate glass bracing frame 9, top is made up of the double-sided coating height printing opacity vacuum flat glass cover plate 7 being obliquely installed.Also include material frame 2, ventilative cover plate 3, microwave generator 4, duct outlet 5, intelligence control system 6, wet-emitting blower 8, multisensor 9, blower fan 12 and expand heat collector 13.Collateral dagger link 1, material frame 2, plate glass bracing frame 9, hothouse main backstop 6 use microwave not reaction material to make, and have employed the support that high-strength alloy Steel material is made in the present invention.
Air channel is arranged along bottom hothouse and two medial walls, is provided with some duct outlets 5 communicated with hothouse in air channel, expands heat collector 13 and is connected with the air channel of hothouse, and the air after being heated by blower fan 12 is blown into hothouse via air channel.Expanding heat collector 13 surface and post solar energy highly effective double suction winder, its internal low-loss novel nano composite heat-insulated material (specially lower thermal conductivity alumina silicate fibre composite heat-insulated material) circulation canal is connected with the air channel of hothouse.Blower fan 12 is cross flow fan and centrifugal blower, recirculated hot air and cold air can be made to circulate the exchange realizing air efficiently in circulation canal, be greatly improved solar absorption utilization ratio.
Microwave generator 4, multisensor 10 are connected with intelligence control system 6 respectively, the physical signalling collected is transported to intelligence control system 6 by multisensor 10, and intelligence control system 6 automatically opens up microwave generator 4 under the conditions of hothouse heat supply deficiency and carries out microwave-assisted and be dried.
Multisensor 10 uses the multi-information merging technologies such as temperature, humidity, flow velocity, crop water sensor to carry out data acquisition, and in time the physical signalling collected is transported to intelligence control system 6.Intelligence control system 6 is made up of data collecting card, computer, control circuit, multisensor 10 signal carried is shown in time, processes, stores and fed back, and is dried requirement adjustment relevant parameter according to difference.Multisensor and intelligence control system, monitor in real time crop dry run and strictly control crops degree of dehydration, maintaining the whole indoor temperature in dry run, humidity to be substantially at a steady state.
Under nominal situation, it is blown into air channel by expanding the hot-air that gathers of heat collector 13 in air outlet enters hothouse by blower fan 12, is aided with the sunray injected by hothouse top and sidewall height printing opacity vacuum glass and carries out conventional drying operation.Sunshine deficiency be dried indoor temperature do not reach drying condition time, fed back in time by the multisensor 9 in hothouse, intelligence control system 6 automatically opens up microwave generator 4, it is achieved in hothouse, dry under microwave-assisted is worked continuously.
Hothouse top is provided with wet-emitting blower 8, and wet-emitting blower 8 is the stepless speed regulation air exhauster being connected with intelligence control system 6, and this device can be operated according to preset value.For realizing the real-time regulation to moisture absorption blower fan 8 further, being provided with monitoring and be dried indoor temperature, humidity and the multisensor 10 of crop water, multisensor is connected with intelligence control system 6.In sunray injects hothouse, indoor temperature raises, humidity increases, indoor multisensor acts on corresponding intelligent control unit after receiving signal, the rotating speed of wet-emitting blower 8 can be controlled in real time by control system according to the detection signal of multisensor, makes indoor temperature and humidity be in stable working range.
Hothouse underground part opens intensive covered conduit, is furnished with ventilative cover plate 3 and covered conduit communicates with outdoor above covered conduit.Humid air indoor under the effect of intelligence control system is quickly discharged from wet-emitting blower gas outlet, top, humid air is in negative pressure state in discharging back room, outside atmosphere is poured in by bottom ventilation mouth, form the intelligent inner and outer ring streaming ventilation drying effect with solar energy thermal effect, discharge humid air and keep the constant of baking temperature；According to degree of dehydration needed for crop, intelligence control system can be carried out parameter setting simultaneously, ensure the drying quality of crop.
Air channel tube wall uses the novel nano composite heat-insulated material (specially lower thermal conductivity alumina silicate fibre composite heat-insulated material) manufactured by low temperature insulating technique.In order to improve drying effect further, prevent the phenomenon of uneven drying, at air outlet 5, be provided with two groups of wind direction controllable registers, two groups of baffle plates are along rotary shaft 15 direction right angle setting, can controllable register position change wind direction in real time, it is achieved 360 ° of full angle heat supplies, it is ensured that drying effect.Baffle plate 14 uses microwave not reaction material to make.The microwave not reaction material material that i.e. physical property is stable under microwave condition, the material that can pass through including microwave.Concrete, present device have employed the baffle plate 14 that ceramic material is made.
Duct outlet 5 is arranged in bottom hothouse and sidewall position on the lower side, owing to hot-air proportion is relatively light, realizes being comprehensively dried target crop in its uphill process, makes to be dried more abundant, improves drying quality further.
The present invention should arrange towards the south when using in area on the Northern Hemisphere, so that the double-sided coating height printing opacity vacuum flat glass cover plate of hothouse top and side obtains maximum transmission amount.
Claims (10)
1. solar energy-microwave combining drying room, its sidewall is made up of high printing opacity vacuum glass, top is made up of the glass cover-plate (7) being obliquely installed, some material frames (2) it are provided with in hothouse, it is characterized in that, being additionally provided with air channel, expand heat collector (13), microwave generator (4), intelligence control system (6), multisensor (10), described air channel is arranged along bottom hothouse and two medial walls, is provided with some duct outlets (5) communicated with hothouse in air channel；Described expansion heat collector (13) is connected with the air channel of hothouse, and by blower fan (12), via air channel, the air after heating is blown into hothouse；Described microwave generator (4), multisensor (10) are connected with intelligence control system (6) respectively, the physical signalling collected is transported to intelligence control system (6) by multisensor (10), and intelligence control system (6) automatically opens up microwave generator (4) under the conditions of hothouse heat supply deficiency and carries out microwave-assisted and be dried.
Solar energy the most according to claim 1-microwave combining drying room, it is characterized in that, solar energy highly effective double suction winder is posted on described expansion heat collector (13) surface, and the internal circulation canal using low-loss novel nano composite heat-insulated material is also connected with air channel.
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, has intensive covered conduit described hothouse, is furnished with ventilative cover plate (3), and covered conduit communicates with outdoor above covered conduit.
Solar energy the most according to claim 1-microwave combining drying room, it is characterized in that, described multisensor (10) uses temperature, humidity, flow velocity, the multi-information merging technology of crop water sensor to carry out data acquisition, and the physical signalling collected is transported to intelligence control system (6) in time.
Solar energy the most according to claim 1-microwave combining drying room, it is characterized in that, described intelligence control system (6) is made up of data collecting card, computer, control circuit, the signal carried by multisensor (10) is shown in time, processes, stores and feeds back, and is dried requirement adjustment relevant parameter according to difference.
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, described blower fan (12) is cross flow fan and centrifugal blower.
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, described hothouse top is provided with wet-emitting blower (8), and described wet-emitting blower is the stepless speed regulation air exhauster being connected with intelligence control system (6).
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, described glass cover-plate (7) is double-sided coating height printing opacity vacuum flat glass cover plate (7).
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, described air channel tube wall uses the novel nano composite heat-insulated material manufactured by low temperature insulating technique.
Solar energy the most according to claim 1-microwave combining drying room, is characterized in that, described duct outlet (5) is arranged on bottom hothouse and sidewall position on the lower side, and duct outlet (5) place is provided with the deflector apron that can regulate wind direction in real time.
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| CN107047721A (en) * | 2017-03-13 | 2017-08-18 | 舟山汇丰冷藏物流发展有限公司 | A kind of combined dryer of extra large shrimping |
| CN107373712B (en) * | 2017-07-27 | 2020-06-26 | 南通瑞隆新材料有限公司 | Far infrared drying equipment |
| CN108338311A (en) * | 2018-02-12 | 2018-07-31 | 中国农业科学院蜜蜂研究所 | A kind of Bee Pollen processing unit and method |
| CN108775778B (en) * | 2018-04-27 | 2023-11-07 | 中国科学院青岛生物能源与过程研究所 | Drying device and drying method |
| CN111043847B (en) * | 2018-10-11 | 2022-05-10 | 云南师范大学 | Multi-variable control drying device of solar heat collector |
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| CN101922853A (en) * | 2010-09-03 | 2010-12-22 | 郑兰普 | Drying device for coal |
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| CN102692116A (en) * | 2012-05-08 | 2012-09-26 | 济南东方伟民太阳能科技有限公司 | Efficient energy-saving microwave drying device of solar energy vacuum heat-collecting tubes |
| CN202774086U (en) * | 2012-09-07 | 2013-03-13 | 昆明理工大学 | Microwave-solar united tobacco leaf drying system |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5103575A (en) * | 1990-02-05 | 1992-04-14 | Fuyo Lumber Sales Co., Ltd. | Method for improving qualities of wood |
| CN2660448Y (en) * | 2003-11-09 | 2004-12-01 | 李继东 | Solar drier for medicinal materials |
| CN101922853A (en) * | 2010-09-03 | 2010-12-22 | 郑兰普 | Drying device for coal |
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