CN106283679A - Pulsatile impact dryness finalization system based on high temperature heat pump and using method thereof - Google Patents
Pulsatile impact dryness finalization system based on high temperature heat pump and using method thereof Download PDFInfo
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- CN106283679A CN106283679A CN201610851684.5A CN201610851684A CN106283679A CN 106283679 A CN106283679 A CN 106283679A CN 201610851684 A CN201610851684 A CN 201610851684A CN 106283679 A CN106283679 A CN 106283679A
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- heat pump
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Abstract
The present invention relates to a kind of pulsatile impact dryness finalization system based on high temperature heat pump and using method thereof, including heat pump automatic temperature control system, oven temperature is uniformly distributed automatic control system, it is arranged on the combustion of natural gas mixing chamber of oven interior, gas cylinder, left inside circulation airduct, circulation airduct in right, airway, it is arranged on the Imported gas pipeline outside baking oven, Imported gas valve, natural gas combustion engine, high temperature heat pump, heat recovery heat exchanger, one aspect of the present invention improves the fire value of drying system by the pulsating flow that high temperature heat pump produces, it is made really to be improved for the heat energy that synthetic leather (bass) is dry, thus reduce total consumption, improve the efficiency of dryness finalization；On the other hand, waste heat recovery heating fresh air heat up after directly heat synthetic leather sizing line, and be directly utilized and without other links, environmental protection and energy saving, the uniformity of oven temperature distribution can also be greatly improved, improve the thermal efficiency, and heat loss can be reduced in heat supplying process.
Description
Technical field
The present invention relates to a kind of pulsatile impact dryness finalization system based on high temperature heat pump and using method thereof.
Background technology
The sizing line production technology of synthetic leather, including wet method line, dry-process production line, foaming line and back-end processing etc..For domestic
Outer major part synthetic leather enterprise, no matter any technological process of production is required to consume substantial amounts of heat carries out technique calmly to it
Type, and the heat-transfer oil roller that the most all uses with hot mode of each procedure heats, or by oven structure, product is dried
Or foaming, whole production process has many operations not only energy consumption height, efficiency is low, heat skewness, thermal loss
Relatively big, and there is inflammable and explosive property.
At present, the heat-supplying mode overwhelming majority of domestic synthetic leather production and application is coal-fired thermal oil furnace central heating, produces
Energy consumption is high, efficiency is low, heat skewness, thermal loss more greatly, not energy-conserving and environment-protective.Also have some natural gas direct combustion heat-supply skills
Art, waste heat recovery efficiency is the highest, and not reach production technology temperature required for the new air temperature produced due to waste heat recovery, directly enters
Enter baking oven and will certainly reduce the temperature in whole baking oven, therefore do not reach energy-saving effect.
Summary of the invention
Present invention aim at providing a kind of pulsatile impact dryness finalization system based on high temperature heat pump and using method thereof.
In order to solve above-mentioned technical problem, a kind of technical scheme of the present invention is: a kind of pulsation based on high temperature heat pump is rushed
Hit dryness finalization system, be uniformly distributed automatic control system including heat pump automatic temperature control system, oven temperature, be arranged on baking
Combustion of natural gas mixing chamber within case, gas cylinder, left inside circulation airduct, right interior circulation airduct, airway, be arranged on outside baking oven
The Imported gas pipeline in portion, Imported gas valve, natural gas combustion engine, high temperature heat pump, heat recovery heat exchanger, described sky
So gas imported valve is arranged on Imported gas pipeline, and Imported gas pipeline is connected with natural gas combustion engine input,
Natural gas combustion engine outfan is connected with combustion of natural gas mixing chamber, and the thermal fluid inlet side of gas cylinder is communicated in natural gas combustion
Burning the exhanst gas outlet of mixing chamber, left inside circulation airduct, the entrance of right interior circulation airduct are respectively communicated with going out of the left and right two ends of gas cylinder
Mouth, left inside circulation airduct, right interior circulation airduct are provided with circulating fan, in left inside circulation airduct, the right side with the connectivity part of gas cylinder
The outlet of circulation airduct is respectively communicated with the entrance at airway two ends, and left inside circulation airduct, right interior circulation airduct connect with airway
Place is provided with check valve, airway is provided with some steam jets, described heat recovery heat exchanger is provided with waste gas and enters
Mouth, waste gas outlet, fresh inlet, new wind export, and exhaust gas inlet connects baking oven air vent, and fresh inlet is provided with air intake motor,
New wind outlet by the road with the inlet communication of high temperature heat pump, high-temperature hot delivery side of pump is connected with airway by the road.
Further, described heat pump automatic temperature control system include temperature sensor A, temperature sensor B, heat pump PLC,
Temperature controller, heat pump A/D converter, heat pump D/A converter, temperature sensor A, temperature sensor B are respectively arranged in inducing QI
Pipe and high-temperature hot delivery side of pump, temperature sensor A, temperature sensor B all electrically connect with heat pump PLC through heat pump A/D converter
Connecing, heat pump PLC is electrically connected with temperature controller through heat pump D/A converter, and temperature controller is electrically connected with high temperature heat pump.
Further, described oven temperature be uniformly distributed automatic control system include temperature sensor C, temperature sensor D,
Frequency conversion PLC, fan frequency converter, blower fan A/D converter, blower fan D/A converter, temperature sensor C, temperature sensor D pacify respectively
Being loaded on the exit at the left and right two ends of gas cylinder, temperature sensor C, temperature sensor D are all through blower fan A/D converter and frequency conversion PLC
Being electrically connected with, frequency conversion PLC is electrically connected with fan frequency converter through blower fan D/A converter, and fan frequency converter is electrical with circulating fan
Connect.
The using method of a kind of pulsatile impact dryness finalization system based on high temperature heat pump, comprises the following steps: (1) supplies
Heat: natural gas via Imported gas pipeline enters natural gas combustion engine and burns, and is then fed to combustion of natural gas mixing chamber
In, steam is entered gas cylinder by combustion of natural gas mixing chamber, with after through left inside circulation airduct, right in circulation airduct entrance inducing QI
Pipe, last steam is ejected in baking oven on the required synthetic leather product being dried by steam jet；(2) waste heat recovery: in baking oven
Being entered heat recovery heat exchanger through baking oven air vent by exhaust gas inlet containing the waste gas having surplus heat, waste gas is in heat recovery heat exchanger
After heat release, waste gas outlet discharge；(3) high temperature heat pump produces pulse pneumatic: new wind is sent into by the air intake motor of fresh inlet
Heat recovery heat exchanger, new wind is exported by new wind after heat absorption and delivers to high temperature heat pump, and new wind is heated to and inducing QI by high temperature heat pump
Hot phase at pipe is synthermal, and the piston compressor in high temperature heat pump utilizes the interval inlet and outlet of air valve, causes air valve end gas
The change of Flow Velocity, thus excite pulse pneumatic, subsequently new wind is sent into airway, mix with the steam equitemperature in airway
After delivered to oven interior by steam jet.
Further, in step (3), temperature sensor A, temperature sensor B are used for obtaining airway and high temperature heat pump
The temperature of air-flow in outfan, simulation is believed by temperature sensor A, temperature sensor B by the information obtained through heat pump A/D converter
Number it is converted into digital signal to be sent to heat pump PLC, heat pump PLC the digital signal received is differentiated and sends control signal warp
Heat pump D/A converter converts digital signals into analogue signal and is sent to temperature controller, and temperature controller receives control signal
Rear control high temperature heat pump, if the temperature in airway is less than the temperature in high temperature heat pump, then adjusts high temperature heat pump and reduces high-temperature hot
The heating-up temperature of pump, if the temperature in airway is higher than the temperature in high temperature heat pump, then adjusts high temperature heat pump and raises high temperature heat pump
Interior temperature.
Further, in step (3), temperature sensor C, temperature sensor D are used for obtaining in left inside circulation airduct, the right side
Temperature at circulated air tube inlet, temperature sensor C, temperature sensor D will simulations through blower fan A/D converter by the information obtained
Signal is converted into digital signal and is sent to frequency conversion PLC, frequency conversion PLC and carries out differentiating ratio to digital signal and its preset value of receiving
Relatively, and send control signal and convert digital signals into analogue signal through blower fan D/A converter and be sent to fan frequency converter, blower fan
Converter receives the air output controlling circulating fan after control signal, to reach being uniformly distributed of left and right sides temperature in baking oven.
Compared with prior art, the method have the advantages that by high temperature heat pump is effectively tied with pulsatile impact
It is combined, on the one hand improves the fire value of drying system so that it is really carried for the heat energy that synthetic leather (bass) is dry
Height, thus reduce the consumption of gross energy, improve the efficiency of dryness finalization；On the other hand, supplementing and recycling of waste heat, make remaining
The fresh air of recuperation of heat heating can directly heat synthetic leather sizing line or for heat conductive oil cylinder after heating up, and directly quilt
Utilize and without other links.New heat-supplying mode not only environmental protection and energy saving, moreover it is possible to greatly improve the uniformity of oven temperature distribution,
Improve the thermal efficiency, and heat loss can be reduced in heat supplying process.
The present invention will be further described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Fig. 1 is present device flow chart；
Fig. 2 is the flow chart of heat pump automatic temperature control system.
In figure:
1-combustion of natural gas mixing chamber；2-Imported gas pipeline；3-Imported gas valve；4-natural gas combustion engine；5-leads
Inflator；6-circulating fan；7-check valve；8-airway；9-frequency conversion PLC；10-blower fan A/D converter；11-temperature sensor C；
12-fan frequency converter；13-blower fan D/A converter；14-temperature sensor D；15-high temperature heat pump；16-heat recovery heat exchanger；
1601-exhaust gas inlet；1602-waste gas outlet；1603-fresh inlet；The new wind of 1604-exports；17-air intake motor；18-temperature passes
Sensor A；19-heat pump A/D converter；20-heat pump PLC；21-temperature sensor B；22-heat pump D/A converter；23-temperature controls
Device；24-left inside circulation airduct；Airduct is circulated in the 25-right side；26-baking oven.
Detailed description of the invention
As shown in Figure 1-2；A kind of pulsatile impact dryness finalization system based on high temperature heat pump；Automatically control including heat pump temperature
System processed, oven temperature are uniformly distributed automatic control system, are arranged on the combustion of natural gas mixing chamber 1 of oven interior, gas cylinder
5, left inside circulation airduct 24, right interior circulation airduct 25, airway 8, be arranged on the Imported gas pipeline 2 outside baking oven 26, sky
So gas imported valve 3, natural gas combustion engine 4, high temperature heat pump 15, heat recovery heat exchanger 16, described Imported gas valve 3 sets
Putting on Imported gas pipeline 2, Imported gas pipe, 2 are connected with natural gas combustion engine 4 input, natural gas combustion engine 4
Outfan is connected with combustion of natural gas mixing chamber 1, and the thermal fluid inlet side of gas cylinder 5 is communicated in combustion of natural gas mixing chamber 1
Exhanst gas outlet, left inside circulation airduct 24, right in the entrance of circulation airduct 25 be respectively communicated with the outlet at the left and right two ends of gas cylinder 5,
Left inside circulation airduct 24, right in the connectivity part of circulation airduct 25 and gas cylinder 5 be provided with circulating fan 6, left inside circulation airduct 24,
In right, the outlet of circulation airduct 25 is respectively communicated with the entrance at airway 8 two ends, left inside circulation airduct 24, right in circulation airduct 25 with
Airway 8 connectivity part is provided with check valve 7, and airway 8 is provided with some steam jets, described heat recovery heat exchanger
Being provided with exhaust gas inlet 1601, waste gas outlet 1602, fresh inlet 1603, new wind outlet 1604 on 16, exhaust gas inlet 1601 is even
Connecing baking oven air vent, fresh inlet 1603 is provided with air intake motor, new wind outlet 1604 by the road with the import of high temperature heat pump 15
Connection, the outlet of high temperature heat pump 15 produces pulse pneumatic and is connected with airway 8 by the road.
In the present embodiment, high temperature heat pump 15 be compression high temperature heat pump its by vaporizer, compressor, condenser and throttling
Valve four part forms, and wherein compressor uses piston compressor, utilizes the interval inlet and outlet of air valve, causes air valve end air-flow
The change of speed, thus excite pulse pneumatic.
In the present embodiment, described heat pump automatic temperature control system include temperature sensor A18, temperature sensor B21,
Heat pump PLC20, temperature controller 23, heat pump A/D converter 19, heat pump D/A converter 22, temperature sensor A18, temperature sensing
Device B21 is respectively arranged in airway 8 and the outfan of high temperature heat pump 14, and temperature sensor A18, temperature sensor B21 are all through warm
Pump A/D converter 19 is electrically connected with heat pump PLC20, and heat pump PLC20 is electrical with temperature controller 23 through heat pump D/A converter 22
Connecting, temperature controls 23 devices and is electrically connected with high temperature heat pump 15.
In the present embodiment, described oven temperature is uniformly distributed automatic control system and includes that temperature sensor C11, temperature pass
Sensor D14, frequency conversion PLC9, fan frequency converter 12, blower fan A/D converter 10, blower fan D/A converter 13, temperature sensor C11,
Temperature sensor D14 is respectively arranged in the exit at the left and right two ends of gas cylinder 5, and temperature sensor C11, temperature sensor D14 are equal
Being electrically connected with frequency conversion PLC9 through blower fan A/D converter 10, frequency conversion PLC9 is through blower fan D/A converter 13 and fan frequency converter 12 electricity
Property connect, fan frequency converter 12 is electrically connected with circulating fan 6.
The using method of a kind of pulsatile impact dryness finalization system based on high temperature heat pump, comprises the following steps: (1) supplies
Heat: natural gas via Imported gas pipeline 2 enters natural gas combustion engine 4 and burns, is then fed to combustion of natural gas mixing
In room 1, steam is entered gas cylinder 5 by combustion of natural gas mixing chamber 1, with after through left inside circulation airduct 24, right in circulation airduct 25
Entering airway 8, last steam is ejected in baking oven 26 on the required synthetic leather product being dried by steam jet；(2) waste heat
Reclaim: baking oven 26 is contained within the waste gas of waste heat and is entered heat recovery heat exchanger 16 through baking oven air vent by exhaust gas inlet 1601, useless
Gas after heat release, is discharged by waste gas outlet 1602 in heat recovery heat exchanger 16；(3) high temperature heat pump produces pulse pneumatic: new
Wind is sent into heat recovery heat exchanger 16 by the air intake motor 17 of fresh inlet 1603, and new wind is sent by new wind outlet 1604 after heat absorption
To high temperature heat pump 15, high temperature heat pump 15 new wind is heated to airway 8 at hot phase synthermal, piston in high temperature heat pump
Formula compressor utilizes the interval inlet and outlet of air valve, causes the change of air valve end air velocity, thus excites pulse pneumatic, subsequently
New wind is sent into airway 8, is delivered to baking oven 26 by steam jet after mixing with the steam equitemperature in airway 8 internal.
In the present embodiment, in step (3), temperature sensor A18, temperature sensor B21 are used for obtaining airway 8 and
The temperature of air-flow in high temperature heat pump 15 outfan, temperature sensor A18, temperature sensor B21 by obtain information through heat pump A/D
Transducer 19 convert analog signals into digital signal be sent to heat pump PLC20, heat pump PLC20 to receive digital signal carry out
Differentiate and send control signal and convert digital signals into analogue signal through heat pump D/A converter 22 and be sent to temperature controller
23, temperature controller 23 controls high temperature heat pump 15 after receiving control signal, if the temperature in airway 8 is less than in high temperature heat pump 15
Temperature, then adjust high temperature heat pump 15 and reduce the heating-up temperature of high temperature heat pump 15, if the temperature in airway 8 is higher than high temperature heat pump
Temperature in 15, then adjust high temperature heat pump 15 and raise the temperature in high temperature heat pump 15.
In the present embodiment, in step (3), temperature sensor C11, temperature sensor D14 are used for obtaining left inside circulation
Airduct 24, right in the temperature of circulation airduct 25 porch, temperature sensor C11, temperature sensor D14 by the information that obtains through wind
Machine A/D converter 10 converts analog signals into digital signal and is sent to frequency conversion PLC9, the frequency conversion PLC9 digital signal to receiving
Carry out differentiation with its preset value to compare, and send control signal through blower fan D/A converter 13 convert digital signals into simulation letter
Number being sent to fan frequency converter 12, fan frequency converter 12 controls the air output of circulating fan 6 after receiving control signal, to reach to dry
In case 26, left and right sides temperature is uniformly distributed.
In the present embodiment, the heat exchange area of heat recovery heat exchanger 16, it should according to air quantity, the temperature of required hot-air
Degree, the consumption of natural gas, baking oven are discharged the temperature of tail gas and are calculated, to be really sized, model and size.
In the present embodiment, every equipment pipe relating to thermal loss all does adiabatic Insulation, each equipment room
Connect and all use square airduct, depending on its size should be according to Air Quantity Required.
On be classified as preferred embodiment, the object, technical solutions and advantages of the present invention are further described, institute
It should be understood that and the foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Within spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. a pulsatile impact dryness finalization system based on high temperature heat pump, it is characterised in that: include heat pump temperature automatic control
System, oven temperature are uniformly distributed automatic control system, are arranged on the combustion of natural gas mixing chamber of oven interior, gas cylinder, a left side
Interior circulation airduct, right in circulation airduct, airway, be arranged on the Imported gas pipeline outside baking oven, Imported gas valve,
Natural gas combustion engine, high temperature heat pump, heat recovery heat exchanger, described Imported gas valve is arranged on Imported gas pipeline
On, Imported gas pipeline is connected with natural gas combustion engine input, and natural gas combustion engine outfan mixes with combustion of natural gas
Conjunction room is connected, and the thermal fluid inlet side of gas cylinder is communicated in the exhanst gas outlet of combustion of natural gas mixing chamber, left inside circulation airduct,
In right, the entrance of circulation airduct is respectively communicated with the outlet at the left and right two ends of gas cylinder, left inside circulation airduct, right in circulation airduct with
The connectivity part of gas cylinder is provided with circulating fan, and left inside circulation airduct, the outlet of right interior circulation airduct are respectively communicated with airway two
The entrance of end, left inside circulation airduct, right interior circulation airduct are provided with check valve, if being provided with on airway with airway connectivity part
Xeothermic gas blowout loophole, described heat recovery heat exchanger is provided with exhaust gas inlet, waste gas outlet, fresh inlet, the outlet of new wind,
Exhaust gas inlet connects baking oven air vent, and fresh inlet is provided with air intake motor, the outlet of new wind by the road with the import of high temperature heat pump
Connection, high-temperature hot delivery side of pump is connected with airway by the road.
Pulsatile impact dryness finalization system based on high temperature heat pump the most according to claim 1, it is characterised in that: described heat
Pump automatic temperature control system includes that temperature sensor A, temperature sensor B, heat pump PLC, temperature controller, heat pump A/D change
Device, heat pump D/A converter, temperature sensor A, temperature sensor B are respectively arranged in airway and high-temperature hot delivery side of pump, warm
Degree sensors A, temperature sensor B are all electrically connected with heat pump PLC through heat pump A/D converter, and heat pump PLC changes through heat pump D/A
Device is electrically connected with temperature controller, and temperature controller is electrically connected with high temperature heat pump.
Pulsatile impact dryness finalization system based on high temperature heat pump the most according to claim 2, it is characterised in that: described baking
Case homogeneous temperature distribution automatic control system includes temperature sensor C, temperature sensor D, frequency conversion PLC, fan frequency converter, blower fan
A/D converter, blower fan D/A converter, temperature sensor C, temperature sensor D are respectively arranged in going out of the left and right two ends of gas cylinder
At Kou, temperature sensor C, temperature sensor D are all electrically connected with frequency conversion PLC through blower fan A/D converter, and frequency conversion PLC is through blower fan
D/A converter is electrically connected with fan frequency converter, and fan frequency converter is electrically connected with circulating fan.
4. a using method for pulsatile impact dryness finalization system based on high temperature heat pump, uses as claimed in claim 3
Pulsatile impact dryness finalization system based on high temperature heat pump, it is characterised in that comprise the following steps: (1) heat supply: natural gas via sky
So gas inlet pipeline entrance natural gas combustion engine burns, and is then fed in combustion of natural gas mixing chamber, and steam is by natural
Gas firing mixing chamber enters gas cylinder, with after through left inside circulation airduct, right in circulation airduct entrance airway, last steam is by warm
Gas blowout loophole is ejected in baking oven on the required synthetic leather product being dried；(2) waste heat recovery: baking oven is contained within the waste gas warp of waste heat
Baking oven air vent is entered heat recovery heat exchanger by exhaust gas inlet, waste gas in heat recovery heat exchanger after heat release, by waste gas
Outlet is discharged；(3) high temperature heat pump produces pulse pneumatic: new wind is sent into heat recovery heat exchanger by the air intake motor of fresh inlet,
New wind is delivered to high temperature heat pump by the outlet of new wind after heat absorption, high temperature heat pump new wind is heated to airway at hot phase equality of temperature
Degree, the piston compressor in high temperature heat pump utilizes the interval inlet and outlet of air valve, causes the change of air valve end air velocity, from
And excite pulse pneumatic, subsequently new wind is sent into airway, by steam jet after mixing with the steam equitemperature in airway
Deliver to oven interior.
The using method of pulsatile impact dryness finalization system based on high temperature heat pump the most according to claim 4, its feature
Being, in step (3), temperature sensor A, temperature sensor B are used for obtaining air-flow in airway and high temperature heat pump outfan
Temperature, the information of acquisition is converted analog signals into numeral through heat pump A/D converter by temperature sensor A, temperature sensor B
Signal is sent to heat pump PLC, heat pump PLC and differentiates the digital signal received and send control signal through heat pump D/A conversion
Device converts digital signals into analogue signal and is sent to temperature controller, and temperature controller controls high-temperature hot after receiving control signal
Pump, if the temperature in airway is less than the temperature in high temperature heat pump, then adjusts high temperature heat pump and reduces the heating-up temperature of high temperature heat pump,
If the temperature in airway is higher than the temperature in high temperature heat pump, then adjusts high temperature heat pump and raise the temperature in high temperature heat pump.
The using method of pulsatile impact dryness finalization system based on high temperature heat pump the most according to claim 4, its feature
Being, in step (3), temperature sensor C, temperature sensor D are used for obtaining left inside circulation airduct, right interior circulated air tube inlet
The temperature at place, the information of acquisition is converted analog signals into number through blower fan A/D converter by temperature sensor C, temperature sensor D
Word signal is sent to frequency conversion PLC, frequency conversion PLC to carry out differentiation with its preset value compare the digital signal received, and sends control
Signal converts digital signals into analogue signal through blower fan D/A converter and is sent to fan frequency converter, and fan frequency converter receives control
The air output of circulating fan is controlled, to reach being uniformly distributed of left and right sides temperature in baking oven after signal processed.
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| CN201610851684.5A CN106283679B (en) | 2016-09-27 | 2016-09-27 | Pulsatile impact dryness finalization system and its application method based on high temperature heat pump |
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| CN107957136A (en) * | 2017-11-13 | 2018-04-24 | 苏州巨联环保科研有限公司 | Coating machine and its natural gas combustion device, drier |
| CN109023962A (en) * | 2018-06-15 | 2018-12-18 | 福州大学 | The box-type drying qualification test device and its application method of natural gas direct combustion heat-supply |
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| CN110978359A (en) * | 2019-12-27 | 2020-04-10 | 河北宏福塑料制品有限公司 | Disposable glove waste heat recycling device |
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| CN106283679B (en) | 2018-03-20 |
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