CN107289767A - A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System - Google Patents

A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System Download PDF

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Publication number
CN107289767A
CN107289767A CN201710487847.0A CN201710487847A CN107289767A CN 107289767 A CN107289767 A CN 107289767A CN 201710487847 A CN201710487847 A CN 201710487847A CN 107289767 A CN107289767 A CN 107289767A
Authority
CN
China
Prior art keywords
heat pump
drying
chamber
tunnel
air
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
CN201710487847.0A
Other languages
Chinese (zh)
Inventor
苑亚
杨鲁伟
张振涛
张冲
魏娟
毛祥
肖波
谢诚
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.)
Technical Institute of Physics and Chemistry of CAS
Original Assignee
Technical Institute of Physics and Chemistry of CAS
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 Technical Institute of Physics and Chemistry of CAS filed Critical Technical Institute of Physics and Chemistry of CAS
Priority to CN201710487847.0A priority Critical patent/CN107289767A/en
Publication of CN107289767A publication Critical patent/CN107289767A/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
    • F26B15/00Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
    • F26B15/10Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
    • F26B15/12Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
    • F26B15/16Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined the objects or batches of materials being carried by wheeled trucks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06Controlling, e.g. regulating, parameters of gas supply
    • F26B21/08Humidity
    • F26B21/086Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06Controlling, e.g. regulating, parameters of gas supply
    • F26B21/10Temperature; Pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/06Controlling, e.g. regulating, parameters of gas supply
    • F26B21/12Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06Chambers, containers, or receptacles
    • F26B25/063Movable containers or receptacles, e.g. carts, trolleys, pallet-boxes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The present invention relates to heat pump drying technology field, more particularly to a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System.The system includes solar energy system, heat pump circulating system and drying system, the drying system includes tunnel chamber for drying, the solar energy system is solar energy VMC, the solar energy system includes fresh air heating chamber, the heat pump circulating system includes multiple heat pumps, the condenser of each heat pump is followed in series to form Multi-stage heating room, the evaporator of each heat pump is followed in series to form multistage moist chamber, and mixing chamber is provided between the Multi-stage heating room and the multistage moist chamber.The present invention can effectively reclaiming waste heat, reduce system total energy consumption, using multistage dehumidifying can effectively remove the moisture in dry air, the larger situation of the air blow and return temperature difference is met using Multi-stage heating, compressor efficiency is improved, effectively increases dehumidification rate.

Description

A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System
Technical field
The present invention relates to heat pump drying technology field, more particularly to a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System.
Background technology
Application of the heat pump in the field of drying can reduce energy consumption for drying with effectively reclaiming waste heat.But existing heat pump System, performance is relatively low at low ambient temperatures, can even not run normally, and when supplying to rise again poor larger, existing single-stage heat pump System, which is difficult to meet, to be required.
The content of the invention
(1) technical problem to be solved
It is an object of the invention to provide a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System, existing heat pump is solved low Can not normally it be run under warm environment, performance is relatively low, during for rising again poor larger, single-stage heat pump is difficult to meet asking for requirement Topic.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System, at least Including the solar energy system, heat pump circulating system and drying system set gradually from top to bottom;
The drying system includes tunnel chamber for drying;
The solar energy system is solar energy VMC, and the solar energy VMC includes fresh air heating chamber;
The heat pump circulating system includes multiple heat pumps, and the condenser of each heat pump is followed in series to form many Level heating chamber, the evaporator of each heat pump is followed in series to form multistage moist chamber, the Multi-stage heating room with it is described Mixing chamber is provided between multistage moist chamber, the mixing chamber is respectively arranged on the left side and the right side exhausting duct;
Described Multi-stage heating room, mixing chamber and multistage moist chamber is sequentially communicated from front to back;The Multi-stage heating room leads to Cross air outlet with the tunnel chamber for drying to be connected, the multistage moist chamber passes through return air inlet and tunnel chamber for drying's phase Connection;The fresh air heating chamber is connected by hot wind inlet with the mixing chamber, the mixing chamber by exhaust outlet with it is described Exhausting duct is connected.
Further, the solar energy VMC includes printing opacity thermal insulation board, adsorption structure and supporting plate, wherein the branch Fagging is arranged on the adsorption structure, and the printing opacity thermal insulation board is arranged in the supporting plate, described printing opacity thermal insulation board, is inhaled Attached structure and supporting plate surround the composition fresh air heating chamber.
Specifically, the inside of the adsorption structure sets heat-storing material, and the outer surface of the adsorption structure sets solar energy Sorbing material.
Specifically, the supporting plate is provided with fresh inlet.
Further, the tunnel chamber for drying is provided with charging aperture and discharging opening, wherein the discharging opening be arranged on it is described The side of the correspondence air outlet in tunnel chamber for drying, it is described that the charging aperture is arranged on correspondence in the tunnel chamber for drying The side of return air inlet.
Further, water storage disk is provided with the multistage moist chamber, the water storage disk is arranged on the bottom of the evaporator Portion, the water storage disk is provided with introduction pipe.
Specifically, main air blower is provided with the air outlet of the Multi-stage heating room, the main air blower uses frequency conversion fan.
Specifically, the hot wind inlet is provided with new air-valve, and the exhaust outlet is provided with exhaust valve.
Specifically, material stroller, moving direction and the tunnel of the material stroller are provided with the tunnel chamber for drying The flow direction of dry-heat air is opposite in road formula hothouse.
Specifically, the outside building enclosure of the tunnel type plural serial stage Analysis of Heat Pump Drying System uses polyurethane thermal insulation board.
(3) beneficial effect
The above-mentioned technical proposal of the present invention has the following advantages that:
Present invention employs the multilevel heat pump system of series connection, the evaporator of each heat pump is followed in series to form multistage and removed Moist chamber, Multi-stage heating room is followed in series to form by the condenser of each heat pump, between Multi-stage heating room and multistage moist chamber Mixing chamber is set, wherein, the hot and humid waste gas that tunnel chamber for drying is excluded is cooled step by step by multistage moist chamber Dehumidifying, the air after cool-down dehumidification step by step is mixed, lead in mixing chamber with the fresh air after the preheating of solar energy VMC Cross multistage heating chamber and stepped heating heating is carried out to mixed air, realize Multi-stage cooling dehumidifying and wait wet heating, so as to have Effect reclaims the compression ratio of single-stage compressor in used heat, reduction heat pump, improves the efficiency of compressor.
The present invention carries out dry materials, mobile side of the material in tunnel chamber for drying using continuous tunnel chamber for drying To opposite with the flow direction of dry-heat air, it is ensured that certain air blow and return temperature difference, the stability of system in drying process is realized, is carried The recovery of high used heat and efficiency.
Present invention utilizes solar energy system, the pre-heat treatment to fresh air is realized by solar energy system, effectively reduction Energy consumption for drying, wherein can significantly adsorb solar energy by adsorption structure and save, so as to improve the utilization rate of solar energy.
Brief description of the drawings
Fig. 1 is the schematic diagram of the hollow sealing gland closed loop of tunnel type plural serial stage Analysis of Heat Pump Drying System of the embodiment of the present invention;
Fig. 2 is solar energy preheating fresh air schematic diagram in tunnel type plural serial stage Analysis of Heat Pump Drying System of the embodiment of the present invention;
Fig. 3 is the A-A of Fig. 2 in tunnel type plural serial stage Analysis of Heat Pump Drying System of the embodiment of the present invention to sectional view;
Fig. 4 is the structural representation of water storage disk in tunnel type plural serial stage Analysis of Heat Pump Drying System of the embodiment of the present invention.
In figure:1:Main air blower;2:Material stroller;3:Discharging opening;4:Charging aperture;5:New air-valve;6:Exhaust valve;7:Air draft Road;8:Adsorption structure;9:Printing opacity thermal insulation board;10:Building enclosure;11:Water storage disk;12:Introduction pipe;13:Supporting plate;100:Tunnel Road formula hothouse;200:Fresh air heating chamber;300:Multi-stage heating room;400:Multistage moist chamber;500:Mixing chamber.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As Figure 1-4, the embodiment of the present invention provides a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System, including on to Under the solar energy system, heat pump circulating system and the drying system that set gradually.
Drying system includes tunnel chamber for drying 100, and the front and rear sides of tunnel chamber for drying 100 are respectively equipped with charging aperture 4 With discharging opening 3.
Solar energy system is solar energy VMC, and solar energy VMC includes printing opacity thermal insulation board 9, the and of adsorption structure 8 Supporting plate 13, wherein supporting plate 13 are arranged on adsorption structure 8, and printing opacity thermal insulation board 9 is arranged in supporting plate 13, printing opacity thermal insulation board 9th, adsorption structure 8 and the three of supporting plate 13 surround composition fresh air heating chamber 200.
Heat pump circulating system includes n heat pump, wherein n >=2, and the condenser of each heat pump divides in the present embodiment Not Wei C1, C2 ... Cn, each condenser is followed in series to form Multi-stage heating room 300.The steaming of each heat pump in the present embodiment It is respectively E1, E2 ... En to send out device, and each evaporator is followed in series to form into multistage moist chamber 400.In Multi-stage heating room 300 and multistage Mixing chamber 500 is provided between moist chamber 400, mixing chamber 500 is respectively arranged on the left side and the right side exhausting duct 7.
Wherein, Multi-stage heating room 300, mixing chamber 500 and multistage moist chamber 400 are sequentially communicated from front to back.Multi-stage heating Room 300 is connected by air outlet with tunnel chamber for drying 100, and multistage moist chamber 400 passes through return air inlet and tunnel chamber for drying 100 are connected.Fresh air heating chamber 200 is connected by hot wind inlet with mixing chamber 500, and mixing chamber 500 passes through exhaust outlet and row Air channel 7 is connected.
Wherein, the discharging opening 3 of tunnel chamber for drying 100 is arranged on one corresponding with the air outlet of Multi-stage heating room 300 Side, the charging aperture 4 of tunnel chamber for drying 100 is arranged on the side corresponding with the return air inlet of multistage moist chamber 400.
Material stroller 2 is provided with tunnel chamber for drying, material stroller 2 enters tunnel chamber for drying 100 from charging aperture 4 In, then go out from discharging opening 3, in the process, the material in material stroller 2 is dried by tunnel chamber for drying 100 Processing.
Wherein, the supporting plate 13 of solar energy system is provided with fresh inlet, and outside fresh air is entered by fresh inlet import Into fresh air heating chamber 200.Printing opacity thermal insulation board 9 can effectively transmit more sunshine, while having heat-blocking action, be used for Fresh air is preheated.The inside of adsorption structure 8 sets heat-storing material, and the outer surface of adsorption structure 8 sets solar energy to adsorb Material, can effectively adsorb solar energy and energy storage.
Furthermore, it is understood that each independent heat pump is by compressor, condenser, choke valve, evaporator, connecting pipe And corresponding accessory is constituted.Wherein, each compressor is respectively N1, N2 ... Nn, and each choke valve is respectively V1, V2 ... Vn, wherein often Individual evaporator is connected by compressor with condenser, and condenser is connected by choke valve with evaporator again.Wherein, compressor is preferred Using frequency-changeable compressor.
Specifically, water storage disk 11 is provided with multistage moist chamber 400, water storage disk 11 is arranged on the bottom of the evaporator Portion, is provided with introduction pipe 12 on water storage disk 11.
Wherein, main air blower 1 is provided with the air outlet of Multi-stage heating room 300, main air blower 1 is preferred to use frequency conversion fan.
Wherein, new air-valve 5 is provided with hot wind inlet, exhaust valve 6, wherein new air-valve 5 and air draft are provided with exhaust outlet Valve 6 uses the adjustable air-valve of aperture.The present invention is regulated and controled by exhaust valve 6 and new air-valve 5 to the hot wet balance of system, With reference to solar energy system, not only ensure the stability of system drying process, and effectively improve the efficiency of system.
Wherein, insulation material is used in the building enclosure 10 of tunnel type plural serial stage Analysis of Heat Pump Drying System of the present invention, the guarantor Adiabator is preferred to use polyurethane thermal insulation board.The present invention uses insulation material as building enclosure in the periphery of system, can be achieved Semi-open type, closed type individually or mixed running, can effectively adapt to improve the efficiency of system except extraneous adverse circumstances.
In addition, tunnel type plural serial stage Analysis of Heat Pump Drying System of the present invention, in addition to control system, the control system System includes controlling switch, temperature controller, humidity controller and PLC panels etc..
Tunnel type plural serial stage Analysis of Heat Pump Drying System of the present invention, its operation principle is as follows:
Hot and humid waste gas from the discharge of tunnel chamber for drying 100 is by the multistage moist chamber 400 of return air inlet entrance, many From n-th grade of evaporator En to the 1st, grade evaporator E1 carries out cool-down dehumidification step by step successively in level moist chamber 400, step by step cool-down dehumidification Air afterwards enters mixing chamber 500, is mixed with the fresh air after solar energy system is preheated, then mixed air enters Enter Multi-stage heating room 300, carrying out heating from the 1st grade of condenser C1 to n-th grades of condenser Cn successively in Multi-stage heating room 300 rises Temperature.Air after dehumidifying heating is entered in tunnel chamber for drying 100 by air outlet again in the presence of passing through main air blower 1 Processing is dried to material, heat-moisture transfer is carried out with wet stock.In the process, material stroller 2 in tunnel chamber for drying 100 Gradually moved along the direction opposite with the flow direction of dry-heat air, the drying to material is realized in moving process.
In above process, according to the damp and hot stabilization of drying process system, regulation new air-valve 5 and exhaust valve 6, wherein fresh air Amount and exhaust air rate are controlled by new air-valve 5 and the aperture of exhaust valve 6.When there is hot wet energy imbalance, new air-valve 5 and row are opened Air-valve 6, excludes the partial air discharged through multistage moist chamber, then introduce pre- through solar energy system through new air-valve 5 through exhausting duct 7 The fresh air of heat, as shown in Fig. 2 the direction of arrow in figure represents air-flow direction.And in the case of hot wet balance, then close New air-valve 5 and exhaust valve 6, now the air in system is closed circulation, as shown in figure 1, the direction of arrow in figure represents air Flow direction.
In above process, according to the frequency of required air circulation regulating main air machine 1, air circulation is made to meet system drying Working condition requirement, control air circulation regulation rate of drying.
In above process, the turnover speed and mode of material stroller 2 can be regulated and controled according to the actual conditions of material.
In summary, the tunnel type plural serial stage Analysis of Heat Pump Drying System described in the embodiment of the present invention, can effectively be reclaimed Used heat, and the total energy consumption of system is reduced by the utilization of solar energy, and single-stage Analysis of Heat Pump Drying System is compared, the present invention is using more Level dehumidifying can effectively remove the moisture in dry air, meet the larger situation of the air blow and return temperature difference using Multi-stage heating, carry High compressor efficiency, effectively increases dehumidification rate.
It should be noted that in the description of the invention, unless otherwise indicated, " multiple " be meant that two or two with On;The orientation of the instruction such as term " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " head ", " afterbody " Or position relationship is, based on orientation shown in the drawings or position relationship, to be for only for ease of the description present invention and simplify description, and It is not instruction or implies that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore It is not considered as limiting the invention.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic; And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and Scope.

Claims (10)

1. a kind of tunnel type plural serial stage Analysis of Heat Pump Drying System, it is characterised in that:At least include setting gradually from top to bottom too Positive energy system, heat pump circulating system and drying system;
The drying system includes tunnel chamber for drying;
The solar energy system is solar energy VMC, and the solar energy VMC includes fresh air heating chamber;
The heat pump circulating system includes multiple heat pumps, and the condenser of each heat pump is followed in series to form multistage add Hot cell, the evaporator of each heat pump is followed in series to form multistage moist chamber, in the Multi-stage heating room and the multistage Mixing chamber is provided between moist chamber, the mixing chamber is respectively arranged on the left side and the right side exhausting duct;
Described Multi-stage heating room, mixing chamber and multistage moist chamber is sequentially communicated from front to back;The Multi-stage heating room is by sending Air port is connected with the tunnel chamber for drying, and the multistage moist chamber is connected by return air inlet with the tunnel chamber for drying It is logical;The fresh air heating chamber is connected by hot wind inlet with the mixing chamber, and the mixing chamber passes through exhaust outlet and the row Air channel is connected.
2. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 1, it is characterised in that:The solar energy fresh air System includes printing opacity thermal insulation board, adsorption structure and supporting plate, wherein the supporting plate is arranged on the adsorption structure, it is described Light thermal insulation board is arranged in the supporting plate, and described printing opacity thermal insulation board, adsorption structure and supporting plate surrounds the composition fresh air Heating chamber.
3. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 2, it is characterised in that:The adsorption structure Inside sets heat-storing material, and the outer surface of the adsorption structure sets solar energy sorbing material.
4. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 2, it is characterised in that:Set in the supporting plate There is fresh inlet.
5. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 1, it is characterised in that:The tunnel type is dried Room is provided with charging aperture and discharging opening, wherein the discharging opening is arranged on one of the correspondence air outlet in the tunnel chamber for drying Side, the charging aperture is arranged on the side of the correspondence return air inlet in the tunnel chamber for drying.
6. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 1, it is characterised in that:In the multistage dehumidifying Water storage disk is provided with room, the water storage disk is arranged on the bottom of the evaporator, and the water storage disk is provided with introduction pipe.
7. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 1, it is characterised in that:In the Multi-stage heating Main air blower is provided with the air outlet of room, the main air blower uses frequency conversion fan.
8. tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim 1, it is characterised in that:In the hot wind inlet Provided with new air-valve, the exhaust outlet is provided with exhaust valve.
9. the tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim any one of 1-8, it is characterised in that:The tunnel Material stroller, the moving direction of the material stroller and dry-heat air in the tunnel chamber for drying are provided with road formula hothouse Flow direction is opposite.
10. the tunnel type plural serial stage Analysis of Heat Pump Drying System according to claim any one of 1-8, it is characterised in that:It is described The outside building enclosure of tunnel type plural serial stage Analysis of Heat Pump Drying System uses polyurethane thermal insulation board.
CN201710487847.0A 2017-06-23 2017-06-23 A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System Pending CN107289767A (en)

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Application Number Priority Date Filing Date Title
CN201710487847.0A CN107289767A (en) 2017-06-23 2017-06-23 A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System

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Application Number Priority Date Filing Date Title
CN201710487847.0A CN107289767A (en) 2017-06-23 2017-06-23 A kind of tunnel type plural serial stage Analysis of Heat Pump Drying System

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108528028A (en) * 2018-03-16 2018-09-14 广州黑马科技有限公司 A kind of printing ink drying system
WO2020220898A1 (en) * 2019-04-29 2020-11-05 南京研正干燥设备有限公司 Tunnel dryer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106440748A (en) * 2016-10-14 2017-02-22 安徽美乐柯制冷空调设备有限公司 Heat pump type drying device
CN106766795A (en) * 2016-11-25 2017-05-31 中国科学院理化技术研究所 A kind of tunnel type multi-stage heat pump series connection desiccant dehumidification system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106440748A (en) * 2016-10-14 2017-02-22 安徽美乐柯制冷空调设备有限公司 Heat pump type drying device
CN106766795A (en) * 2016-11-25 2017-05-31 中国科学院理化技术研究所 A kind of tunnel type multi-stage heat pump series connection desiccant dehumidification system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108528028A (en) * 2018-03-16 2018-09-14 广州黑马科技有限公司 A kind of printing ink drying system
CN108528028B (en) * 2018-03-16 2020-08-14 广州黑马科技有限公司 Printing ink drying system
WO2020220898A1 (en) * 2019-04-29 2020-11-05 南京研正干燥设备有限公司 Tunnel dryer

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