CN107246767A - A kind of partial air removal moisture drying Split hot pump drying system - Google Patents

A kind of partial air removal moisture drying Split hot pump drying system Download PDF

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Publication number
CN107246767A
CN107246767A CN201710594455.4A CN201710594455A CN107246767A CN 107246767 A CN107246767 A CN 107246767A CN 201710594455 A CN201710594455 A CN 201710594455A CN 107246767 A CN107246767 A CN 107246767A
Authority
CN
China
Prior art keywords
air
heat pump
drying
hothouse
heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710594455.4A
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Chinese (zh)
Inventor
王德昌
段全成
李学瑞
张绍红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Four Degree Environmental Energy Saving Technology Co Ltd
Qingdao University
Original Assignee
Qingdao Four Degree Environmental Energy Saving Technology Co Ltd
Qingdao University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Four Degree Environmental Energy Saving Technology Co Ltd, Qingdao University filed Critical Qingdao Four Degree Environmental Energy Saving Technology Co Ltd
Priority to CN201710594455.4A priority Critical patent/CN107246767A/en
Publication of CN107246767A publication Critical patent/CN107246767A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00Heating arrangements
    • F26B23/001Heating arrangements using waste heat
    • F26B23/002Heating arrangements using waste heat recovered from dryer exhaust gases
    • F26B23/005Heating arrangements using waste heat recovered from dryer exhaust gases using a closed cycle heat pump system ; using a heat pipe system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/06Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers

Abstract

A kind of partial air removal moisture drying Split hot pump drying system that the present invention is provided, including source pump and drying cycles wind system for partial air removal moisture drying.Overcome shortcoming present in prior art, there is provided a set of low energy consumption partial air removal moisture drying Split hot pump drying system that disclosure satisfy that dry production requirement on the basis of existing production technology and drying plant structure type is not changed.The drying process system is applicable to the production processes such as the food with same dried technique and drying plant structure type, medicinal material, has the advantages that dry air quantity is big, windage is small, energy consumption is low, yield is high in hothouse.Be characterized in, source pump be arranged on hothouse outside, only in hothouse partial air dehumidify, the air drag of drying cycles wind system is not influenceed, it is ensured that hothouse can systemic circulation air quantity, improve rate of drying.

Description

A kind of partial air removal moisture drying Split hot pump drying system
Technical field
Given birth to the present invention relates to a kind of suitable for drying for product such as food, fruits and vegetables, Chinese medicine, timber, sugar processing The Analysis of Heat Pump Drying System of production. art, belongs to heat pump drying field.
Background technology
As the continuous increase of China's environmental improvement intensity, environmental consciousness constantly strengthen and country is to industry energy conservation emission reduction Requirement is increasingly strict and specification, the selection in drying equipment and the popularization to new product are increasingly paid attention to.Combustion Coal hot-blast stove drying mode is banned, and current drying still suffers from installation difficulty with heat pump drying unit, and air circulation is small, Fluctuation of service, the shortcomings of consuming energy big.Require further improvement to meet the technique and output demand of production.
Through retrieval, application number CN2013207171257 application closed loop dehumidifying Analysis of Heat Pump Drying System and A kind of haw flakes and sugar heat pump drier and system of CN2016101686474 applications employ full blast amount removal moisture drying Method, although drying process requirement can be met very well.But, because desiccant all air will be by heat pump Dehumidifying and heating, when air circulation is larger, considerably increase the resistance of air circulation system, increase the power consumption of blower fan, do not have There is the advantage for playing heat pump energy-conserving very well, the requirement of Wind Volume drying process can not be adapted to.Application number CN2015107361274 A kind of a kind of Analysis of Heat Pump Drying System of back-heating type of closed type hot pump drying system and the CN2015207694032 application of application, Source pump and the external world are separated, system thermal is reduced and scatters and disappears, energy-saving effect is served, but equipment installs complicated, invests into This height, and Partial Food drying Wind Volume requirement can not be met.A kind of two-way ventilating of application number CN2016106778468 applications Analysis of Heat Pump Drying System effectively reduces what is be then exhausted from after the heating of hydrofuge wind by being independently arranged two groups of moisture exhausting ports and fresh wind port Energy loss, it is ensured that unit is normally run at low ambient temperatures, still, this air channel arrangement can make hothouse air-supply uneven It is even, cause the hothouse air-supply high temperature of lower of upper temp low, be unfavorable for the uniform drying of material.Application number CN2015204461666 application a kind of horizontal gas flow pattern Analysis of Heat Pump Drying System overcome because air output it is small caused by dry Indoor seasoning is uneven and quality it cannot be guaranteed that the problem of.But, the product that the system is only applicable to single duct system drying adds Work, it is impossible to meet needs pair air channels and first shape the Product Process requirement dried afterwards.The one of application number CN2015103764238 applications Plant the dehumidification type Analysis of Heat Pump Drying System with bypass air channel and bypass air channel is added in ducting system, and pass through air valve regulation The temperature and air quantity of hothouse, improve production capacity.But, the air valve in this drying system bypass air channel needs artificial adjust Section, it is impossible to automatically adjusted according to climate change, because the temperature and humidity of each season external environment is changed greatly, system is not By the way of bypass amount can be changed in time can cause yield rapid drawdown, and hothouse air supply mode is served back under, it is not suitable for big The food-processing industry of yield production.The content of the invention
The task of the present invention is to overcome shortcoming present in prior art, is not changing existing production technology and drying plant knot Dried on the basis of configuration formula there is provided a set of low energy consumption partial air dehumidifying Split heat pump that disclosure satisfy that dry production requirement System.The drying system is applicable to the drying life such as the food with same dried technique and drying plant structure type, medicinal material Production process, with install it is simple, automatically control, small, the drying cycles air quantity that is affected by climate change is big, in hothouse windage it is small, Energy consumption is low, air-supply is uniform, disclosure satisfy that manufacturing technique requirent and the advantages of output demand.
To realize task of the present invention, its technical solution is:
A kind of partial air removal moisture drying Split hot pump drying system, including the source pump for partial air removal moisture drying With drying cycles wind system.The described source pump for partial air removal moisture drying includes heat pump main frame, heat pump A groups and condensed Device, condensation fan, heat pump B groups condenser, evaporator with heat pump group, heat pipe condenser, heat pipe evaporator, heat pump air-introduced machine, dash Plate, drip tray, heat pump air inlet duct, heat pump exhaust passage.Heat pump main frame has some, respectively with heat pump A groups condenser and heat pump B groups Condenser, evaporator with heat pump group constitute the unit of heat pump refrigerant circulation, constitute several heat pump refrigerant cycling elements, each Unit should configure as needed including choke valve, device for drying and filtering, reservoir, oil eliminator, dual-pressure controller auxiliary system Cold accessory.Condensation fan is set on heat pump A group condensers.Heat pipe evaporator and heat pipe condenser are respectively arranged in evaporator group Inlet side and air side, heat pipe evaporator and heat pipe condenser are connected to form heat pipe circuit, enter source pump for reclaiming Air complementary energy, reduce source pump power consumption.
Described drying cycles wind system includes hothouse A, hothouse B, air circulation power and heating chamber, hothouse A Split respectively by dividing wall with hothouse B, inverse air-flow direction is sequentially arranged with air inducing in air circulation power and heating chamber Machine machine, electrical auxiliary heater group, heat pump A groups condenser, hair-dryer, air enter hothouse A and hothouse B after air-introduced machine Shunted before by air conducting body, to ensure that two Lateral supplies are uniform.Heat pump air outlet is arranged at air circulation power and heating Top between the heat pump A groups condenser of room, hair-dryer, is connected with heat pump exhaust passage, the air warp after being heated through heat-pump dehumidification Overheat pumps out air port into drying cycles wind system.Hot air inlet be arranged at air circulation power and heating chamber return air end or Person is arranged at hothouse return air end, is connected with heat pump air inlet duct, for aqueous higher humid air in hothouse to be introduced heat Pump assembly.Heat pump A group condensers are installed between electrical auxiliary heater and heat pump air outlet, for heating before sending into hothouse Air.Hothouse two ends set material access doors and material outlet door, the access way for dried material.Material inlet Door, material outlet door and heat-preserving wall constitute a sealing space in addition to the exhaust outlet of assembling exhaust fan.Hothouse Exhaust fan is set close to return air end, for heat unnecessary in removal system, it is ensured that the stable operation of source pump.It is described Electrical auxiliary heater group be used for cold climate conditions under or unit start when, shortage of heat and be equipped with auxiliary air heating set It is standby, meanwhile, when being also used for drying process door unlatching, reduce the fluctuation of hothouse wind pushing temperature.Blowing unit and air inducing unit can To set some respectively, to ensure enough air outputs and air-supply uniformity.
In a kind of described partial air removal moisture drying Split hot pump drying system, because source pump is arranged on drying Outdoor, only dehumidifies to the partial air in hothouse, the air drag of drying cycles wind system is not influenceed, it is ensured that dry Dry room can systemic circulation air quantity, improve rate of drying.
Brief description of the drawings
Fig. 1 illustrates for a kind of source pump assembling vertical plane for partial air removal moisture drying technique of the embodiment of the present invention Figure.
Fig. 2 is a kind of partial air removal moisture drying System planes schematic diagram of the embodiment of the present invention.
In figure:1- material outlets door, 2- hothouse wind inlet channels, 3- air inducing units, 4- electrical auxiliary heater groups, 5- heat pumps A group condensers, 6- condensation fans, 7- heat pumps exhaust passage, 8- blowing units, 9- hothouses/sizing room return air door, 10- materials enter Mouth door, 11- heat pump air inlet ducts, 12- drip trays, 13- heat pipe evaporators, 14- evaporator with heat pump groups, 15- water fenders, 16- heat pipes Condenser, 17- heat pump B group condensers, 18- heat pump main frames, 19- heat pump air-introduced machines, 20- heat-preserving walls, 21- heat pump air inlets, 22- exhaust fans, 23- heat pump air outlets, 24- dividing walls, 25- air conducting bodies.
Embodiment
Below in conjunction with the accompanying drawings, by specific embodiment, technical scheme is illustrated.
A kind of partial air removal moisture drying Split hot pump drying system, including the heat pump for partial air removal moisture drying Unit and drying cycles wind system.The described source pump for partial air removal moisture drying, refer to Fig. 1, including heat pump Main frame 18, heat pump A groups condenser 5, condensation fan 6, heat pump B groups condenser 17, evaporator with heat pump group 14, heat pipe condenser 16, Heat pipe evaporator 13, heat pump air-introduced machine 19, water fender 15, drip tray 12, heat pump air inlet duct 11, heat pump exhaust passage 7.Heat pump main frame 18 have some, constitute heat pump refrigerant with heat pump A groups condenser 5 and heat pump B groups condenser 17, evaporator with heat pump group 14 respectively The unit of circulation, constitutes several heat pump refrigerant cycling elements, and each unit should be configured including choke valve, drying as needed Filter, reservoir, oil eliminator, the auxiliary cooling accessory of dual-pressure controller.Condensating wind is set on heat pump A groups condenser 5 Machine 6.Heat pipe evaporator 13 and heat pipe condenser 16 are respectively arranged in the inlet side and air side of evaporator with heat pump group 14, and heat pipe steams Hair device 13 and heat pipe condenser 16 are connected to form heat pipe circuit, and the air complementary energy of source pump is entered for reclaiming, and reduce heat Pump assembly power consumption.
Described drying cycles wind system, refer to Fig. 2, and combine Fig. 1, including hothouse A, hothouse B and air are followed Gyration power and heating chamber, hothouse A and hothouse B are split by dividing wall 23 respectively, inverse in air circulation power and heating chamber Air-flow direction is sequentially arranged with air-introduced machine 3, electrical auxiliary heater group 4, heat pump A groups condenser 5, hair-dryer 8, and air is through drawing Shunted before entering hothouse A and hothouse B after blower fan 5 by air conducting body 24, to ensure that two Lateral supplies are uniform.Heat pump Air outlet 22 is arranged at before the top of air circulation power and heating chamber, hair-dryer 8, is connected with heat pump exhaust passage 7, through heat pump Air after dehumidifying heating enters drying cycles wind system by heat pump air outlet 22.Hot air inlet 21 is arranged at air circulation Power and heating chamber return air end are arranged at hothouse return air end, are connected with heat pump air inlet duct 11, for hothouse In aqueous higher humid air introduce source pump.Heat pump A groups condenser 5 is installed on electrical auxiliary heater 4 and heat pump air outlet Between 22, for heating the air before sending into hothouse.Hothouse two ends set material access doors 10 and material outlet door 1, Access way for dried material.Material inlet door 10, material outlet door 1 and heat-preserving wall 20 constitute one except assembling Sealing space outside the exhaust outlet of exhaust fan.Hothouse sets exhaust fan close to return air end, in removal system Unnecessary heat, it is ensured that the stable operation of source pump.Described electrical auxiliary heater group 4 is used under cold climate conditions or machine During group start, shortage of heat and the auxiliary air firing equipment that is equipped with, meanwhile, when being also used for drying process door unlatching, reduce dry The fluctuation of dry room wind pushing temperature.Blowing unit 8 and air inducing unit 3 can set some respectively, with ensure enough air outputs and Air-supply uniformity.In a kind of described partial air removal moisture drying Split hot pump drying system, because source pump is arranged on Outside hothouse, only the partial air in hothouse is dehumidified, the air drag of drying cycles wind system, Ke Yibao are not influenceed Demonstrate,prove hothouse can systemic circulation air quantity, improve rate of drying.

Claims (2)

1. a kind of partial air removal moisture drying Split hot pump drying system, including the heat pump machine for partial air removal moisture drying Group and drying cycles wind system;For partial air removal moisture drying source pump include heat pump main frame, heat pump A groups condenser, Condensation fan, heat pump B groups condenser, evaporator with heat pump group, heat pipe condenser, heat pipe evaporator, heat pump air-introduced machine, water fender, Drip tray, heat pump air inlet duct, heat pump exhaust passage;Heat pump main frame has some, cold with heat pump A groups condenser and heat pump B groups respectively Condenser, evaporator with heat pump group constitute the unit of heat pump refrigerant circulation, constitute several heat pump refrigerant cycling elements, Mei Gedan Member should configure as needed including choke valve, device for drying and filtering, reservoir, oil eliminator, dual-pressure controller auxiliary cooling Accessory;Heat pipe evaporator and heat pipe condenser are respectively arranged in the inlet side and air side of evaporator group, heat pipe evaporator and heat Pipework condensation device is connected to form heat pipe circuit;Condensation fan is set on heat pump A group condensers;Drying cycles wind system includes drying Room A, hothouse B and air circulation power and heating chamber, hothouse A and hothouse B are split by dividing wall respectively, air circulation Inverse air-flow direction is sequentially arranged with air-introduced machine, electrical auxiliary heater group, heat pump A groups condenser, blowing in power and heating chamber Machine, air is shunted before entering hothouse A and hothouse B after hair-dryer by air conducting body;Heat pump air outlet is set Before the top of air circulation power and heating chamber, hair-dryer, it is connected with heat pump exhaust passage, the sky after being heated through heat-pump dehumidification Gas enters drying cycles wind system by heat pump air outlet;Hot air inlet is arranged at air circulation power and heating chamber return air end Hothouse return air end is held or be arranged at, is connected with heat pump air inlet duct;Heat pump A group condensers be installed on electrical auxiliary heater with Between heat pump air outlet, for heating the air before sending into hothouse;Hothouse two ends set material access doors and material to go out Mouth door, the access way for dried material;Material inlet door, material outlet door and heat-preserving wall constitute one except assembling Sealing space outside the exhaust outlet of exhaust fan;Hothouse sets exhaust fan close to return air end or heat pump air inlet duct; Electrical auxiliary heater group is arranged between air inducing unit and heat pump A group condensers;Blowing unit and air inducing unit can be set respectively Put some.
2. in a kind of partial air removal moisture drying Split hot pump drying system according to claims 1, it is characterized in that, Source pump is arranged on outside hothouse, and only the partial air in hothouse is dehumidified, drying cycles wind system is not influenceed Air drag, it is ensured that hothouse being capable of systemic circulation air quantity.
CN201710594455.4A 2017-07-20 2017-07-20 A kind of partial air removal moisture drying Split hot pump drying system Pending CN107246767A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710594455.4A CN107246767A (en) 2017-07-20 2017-07-20 A kind of partial air removal moisture drying Split hot pump drying system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710594455.4A CN107246767A (en) 2017-07-20 2017-07-20 A kind of partial air removal moisture drying Split hot pump drying system

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Publication Number Publication Date
CN107246767A true CN107246767A (en) 2017-10-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579445A (en) * 2018-10-29 2019-04-05 东莞市蓝冠环保节能科技有限公司 A kind of electrostatic processes of drying equipment and seed with electrostatic treatment function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109579445A (en) * 2018-10-29 2019-04-05 东莞市蓝冠环保节能科技有限公司 A kind of electrostatic processes of drying equipment and seed with electrostatic treatment function

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