CN113959216B - Method and device for dehumidification, electronic equipment and storage medium - Google Patents
Method and device for dehumidification, electronic equipment and storage medium Download PDFInfo
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- CN113959216B CN113959216B CN202111204400.0A CN202111204400A CN113959216B CN 113959216 B CN113959216 B CN 113959216B CN 202111204400 A CN202111204400 A CN 202111204400A CN 113959216 B CN113959216 B CN 113959216B
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 226
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000001035 drying Methods 0.000 claims abstract description 144
- 230000001172 regenerating effect Effects 0.000 claims abstract description 46
- 238000005485 electric heating Methods 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000000630 rising effect Effects 0.000 claims description 10
- 230000001960 triggered effect Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- 238000005057 refrigeration Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004590 computer program Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
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- 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]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
-
- 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
- Y02P70/10—Greenhouse 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 application relates to the technical field of drying control, and discloses a method for dehumidification, is applied to heat pump drying-machine, and heat pump drying-machine includes heat pipe backheating circulating device and interior dehumidification evaporimeter, and heat pipe backheating circulating device includes the heat pipe evaporimeter, and the heat pipe evaporimeter is used for being controlled to refrigerate the baking house return air, and interior dehumidification evaporimeter is used for being controlled to dehumidify the baking house return air, and this method includes: determining the working state of the heat pump dryer; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the refrigerated return air of the drying room according to the internal dehumidifying evaporator. Therefore, the drying room return air is cooled and precooled through the heat pipe evaporator before being dehumidified, so that the dehumidification speed can be increased. The application also discloses a device for dehumidification, electronic equipment and a storage medium.
Description
Technical Field
The present application relates to the field of drying control technologies, and for example, to a method and an apparatus for dehumidification, an electronic device, and a storage medium.
Background
At present, when materials in a drying room are dried through a heat pump dryer, in order to guarantee the drying effect of the materials, the return air of the drying room needs to be dehumidified.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:
when carrying out dehumidification processing to the baking house return air among the prior art, the interior dehumidification evaporimeter that directly passes through heat pump drying-machine usually dehumidifies the baking house return air, because the baking house return air temperature is higher, leads to the dehumidification speed slower.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a method and a device for dehumidification, electronic equipment and a storage medium, so that the dehumidification speed of a heat pump dryer can be improved.
In some embodiments, the method for dehumidification is applied to a heat pump dryer, the heat pump dryer includes a heat pipe regenerative cycle device and an internal dehumidification evaporator, the heat pipe regenerative cycle device includes a heat pipe evaporator, the heat pipe evaporator is used for controlled refrigeration of drying room return air, the internal dehumidification evaporator is used for controlled dehumidification of the drying room return air, and the method includes: determining the working state of the heat pump dryer; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate return air of a drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the refrigerated drying room return air according to the internal dehumidifying evaporator.
In some embodiments, the device for dehumidification is applied to a heat pump dryer, the heat pump dryer includes a heat pipe regenerative cycle device and an internal dehumidification evaporator, the heat pipe regenerative cycle device includes a heat pipe evaporator, the heat pipe evaporator is used for controlled refrigeration of drying room return air, the internal dehumidification evaporator is configured to dehumidify the drying room return air, the device for dehumidification includes: a determination module configured to determine an operating state of the heat pump dryer; an obtaining module configured to obtain a dehumidification time of the heat pump dryer and a dehumidification amount corresponding to the dehumidification time when the heat pump dryer is in a dehumidification state; the triggering module is configured to trigger the heat pipe regenerative cycle device to start to refrigerate the drying room return air according to the dehumidification amount and the dehumidification time; and the dehumidification control module is configured to dehumidify the refrigerated drying room return air according to the internal dehumidification evaporator.
In some embodiments, the apparatus for dehumidifying includes a processor and a memory storing program instructions, the processor being configured to execute the above-described method for dehumidifying when executing the program instructions.
In some embodiments, the electronic device comprises the above-described means for dehumidifying.
In some embodiments, the storage medium stores program instructions that, when executed, perform the above-described method for dehumidification.
The method and the device for dehumidification, the electronic equipment and the storage medium provided by the embodiment of the disclosure can realize the following technical effects: determining the working state of the heat pump dryer; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the refrigerated return air of the drying room according to the internal dehumidifying evaporator. Like this, before drying room return air dehumidification, trigger heat pipe backheat circulating device and start, make the heat pipe evaporimeter refrigerate, cool down the precooling to the drying room return air, the speed is faster when interior dehumidification evaporimeter dehumidifies the drying room return air after cooling the precooling, has not only improved heat pump drying-machine's dehumidification speed, has improved the dehumidification volume simultaneously.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
FIG. 1 is a schematic diagram of a method for dehumidification provided by an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a heat pump dryer according to an embodiment of the present disclosure;
fig. 3 is a schematic circuit diagram of a heat pump dryer according to an embodiment of the present disclosure;
FIG. 4 is a schematic illustration of a humid air treatment provided by embodiments of the present disclosure;
FIG. 5 is a schematic diagram of another method for heating provided by embodiments of the present disclosure;
FIG. 6 is a schematic diagram of another method for heating provided by embodiments of the present disclosure;
FIG. 7 is a schematic diagram of an apparatus for removing moisture provided by embodiments of the present disclosure;
fig. 8 is a schematic view of another apparatus for dehumidification provided by an embodiment of the present disclosure.
Reference numerals are as follows:
1: a first evaporator; 2: a second evaporator; 3: a first gas-liquid separator; 4: a second gas-liquid separator; 5: a first low-voltage switch; 6: a second low voltage switch; 7: a first compressor; 8: a second compressor; 9: a first high voltage switch; 10: a second high voltage switch; 11: a first condenser; 12: a second condenser; 13: a first filter; 14: a second filter; 15: an internal dehumidification evaporator; 16: a first electronic expansion valve; 17: a second electronic expansion valve; 18: a third electronic expansion valve; 19: a control unit; 20: a heat pipe regenerative cycle device; 20a: a heat pipe evaporator; 20b: a regenerative cycle pipe; 20c: a heat pipe condenser; 21: a system condenser; 22: a drying room; 23: a fan; 24: an auxiliary electric heating device; 25: a condensed water amount detection device; 26: a drying room temperature sensor.
Detailed Description
So that the manner in which the features and advantages of the embodiments of the present disclosure can be understood in detail, a more particular description of the embodiments of the disclosure, briefly summarized above, may be had by reference to the appended drawings, which are included to illustrate, but are not intended to limit the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
The term "plurality" means two or more unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. E.g., a and/or B, represents: a or B, or A and B.
Referring to fig. 1, an embodiment of the present disclosure provides a method for dehumidification, which is applied to a heat pump dryer, where the heat pump dryer includes a heat pipe regenerative cycle device and an internal dehumidification evaporator, the heat pipe regenerative cycle device includes a heat pipe evaporator, the heat pipe evaporator is used to control to refrigerate return air in a drying room, and the internal dehumidification evaporator is used to control to dehumidify the return air in the drying room, and includes:
and step S101, determining the working state of the heat pump dryer.
Step S102, under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time.
And step S103, triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time.
And step S104, dehumidifying the refrigerated drying room return air according to the internal dehumidifying evaporator.
By adopting the method for dehumidifying provided by the embodiment of the disclosure, the working state of the heat pump dryer is determined; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the cooled drying room return air according to the internal dehumidifying evaporator. Like this, before drying room return air dehumidification, trigger heat pipe backheat circulating device and start, make the heat pipe evaporimeter refrigerate, cool down the precooling to the drying room return air, the speed is faster when interior dehumidification evaporimeter dehumidifies the drying room return air after cooling the precooling, has not only improved heat pump drying-machine's dehumidification speed, has improved the dehumidification volume simultaneously.
Alternatively, as shown in fig. 2, the heat pump dryer includes a first drying system and a second drying system, the first drying system includes a first compressor 7, a first electronic expansion valve 16, a first evaporator 1, a first filter 13, a first condenser 11, a first low-pressure switch 5, a first high-pressure switch 9, and a first gas-liquid separator 3, and the second drying system includes a second compressor 8, a second electronic expansion valve 17, an internal dehumidification evaporator 15, a third electronic expansion valve 18, a second evaporator 2, a second filter 14, a second condenser 12, a second low-pressure switch 6, a second high-pressure switch 10, and a second gas-liquid separator 4. One end of a first compressor is connected with one end of a first high-pressure switch, the other end of the first compressor is connected with one end of a first low-pressure switch, the other end of the first low-pressure switch is connected with one end of a first gas-liquid separator, the other end of the first gas-liquid separator is connected with one end of a first evaporator, the other end of the first evaporator is connected with one end of a first electronic expansion valve, the other end of the first electronic expansion valve is connected with one end of a first filter, the other end of the first filter is connected with one end of a first condenser, and the other end of the first condenser is connected with the other end of the first high-pressure switch; one end of a second compressor is connected with one end of a second high-pressure switch, the other end of the second compressor is connected with one end of a second low-pressure switch, the other end of the second low-pressure switch is connected with one end of a second gas-liquid separator, the other end of the second gas-liquid separator is connected with one end of a second evaporator, the other end of the second evaporator is connected with one end of a second electronic expansion valve, the other end of the second electronic expansion valve is connected with one end of a second filter, the other end of the second filter is connected with one end of a second condenser, and the other end of the second condenser is connected with the other end of the second high-pressure switch; the other end of the second electronic expansion valve is also connected with one end of a third electronic expansion valve, the other end of the third electronic expansion valve is connected with one end of an internal dehumidification evaporator, and the other end of the internal dehumidification evaporator is connected with one end of the second evaporator.
Like this, through setting up first vapour and liquid separator and second vapour and liquid separator, can follow the gas-liquid that flows out in first evaporimeter and the second evaporimeter with liquid and gas separation, prevent that liquid refrigerant from getting into first compressor and second compressor and arousing the hydrops, can guarantee first compressor and second compressor normal operating, avoid leading to first compressor and second compressor trouble because of the hydrops.
Referring to fig. 3, the control unit 19 controls the first compressor 7, the second compressor 8, the first electronic expansion valve 16, the second electronic expansion valve 17, the third electronic expansion valve 18, the heat pipe regenerative cycle device 20, the fan 23, the auxiliary electric heating device 24, the condensed water amount detection device 25, and the drying room temperature sensor 26; the control unit controls the opening of the first electronic expansion valve to enable the first drying system to heat; the second electronic expansion valve is arranged between the second evaporator and the second filter, the third electronic expansion valve is arranged between the inner dehumidifying evaporator and the second filter, and the control unit controls the second electronic expansion valve to be opened and the third electronic expansion valve to be closed so that the second drying system can heat; the control unit controls the second electronic expansion valve to be closed and the third electronic expansion valve to be opened, so that the second drying system performs dehumidification; under the condition that the dehumidification time is within a preset first time range and the dehumidification amount is within a preset dehumidification range, the control unit controls the heat pipe regenerative cycle device to be started; the fan and the auxiliary electric heating device are arranged on the side of the condenser, the control unit controls the auxiliary electric heating device to be started for heating under the condition that the first drying system and the second drying system are used for heating, and controls the fan to be started and adjusted to the maximum air quantity through the control unit, so that the flow of hot air can be accelerated; the condensed water amount detection device is arranged at the outlet of the first condenser and used for detecting the amount of condensed water and feeding back the amount of condensed water to the control unit; the drying room temperature sensor is used for monitoring the temperature of the drying room and feeding back the temperature of the drying room to the control unit.
Optionally, in the case that the heat pump dryer is in a dehumidification state, triggering the first compressor and the first electronic expansion valve to open, so that the first drying system heats; and triggering the second compressor and the third electronic expansion valve to open, and triggering the second electronic expansion valve to close, so that the second drying system performs dehumidification.
Optionally, obtaining a dehumidification amount corresponding to the dehumidification time includes: acquiring the amount of condensed water of the inner dehumidifying evaporator in the dehumidifying time; and determining the amount of the condensed water as the dehumidifying amount corresponding to the dehumidifying time.
In some embodiments, the dehumidification time of the heat pump dryer is 10min, and the amount of the condensed water of the dehumidification evaporator is 1kg in 10min, and 1kg is determined as the dehumidification amount corresponding to the dehumidification time.
Optionally, before triggering the heat pipe regenerative cycle device to start cooling the drying room return air according to the dehumidification amount and the dehumidification time, the method further includes: and acquiring target dehumidification time and target dehumidification amount corresponding to the dehumidification state.
In some embodiments, in the case where the heat pump dryer is in the dehumidification state, the target dehumidification time is t2 and the target dehumidification amount is Rc.
Optionally, triggering the heat pipe regenerative cycle device to start to cool the drying room return air according to the dehumidification amount and the dehumidification time, including: and under the conditions that the dehumidification time is within a preset first time range and the dehumidification amount is within a preset dehumidification range, triggering the heat pipe regenerative cycle device to start, so that the heat pipe evaporator refrigerates the return air of the drying room.
In some embodiments, the dehumidification time is t, the dehumidification amount corresponding to the dehumidification time is R, the target dehumidification time is t2, the target dehumidification amount is Rc, and the preset first time range is: t2/2 is more than t and less than t2; the preset dehumidification range is R < Rc/2.
FIG. 4, in conjunction with FIG. 4, is a schematic illustration of a humid air treatment provided by embodiments of the present disclosure; in some embodiments, the heat pipe regenerative cycle device is controlled by the control unit to start, the wet air is cooled and pre-cooled by the heat pipe evaporator 20a, and the heat of the wet air is transferred to the heat pipe condenser 20c through the regenerative cycle pipe 20b, the internal dehumidification evaporator 15 dehumidifies the cooled and pre-cooled wet air, the heat pipe condenser 20c heats the dehumidified wet air, and then the wet air is heated by the system condenser 21.
Optionally, heat pipe backheating circulating device still includes heat pipe condenser and backheat circulating line, and the heat pipe evaporator is used for being controlled to refrigerate the baking house return air to pass through backheat circulating line with the heat of baking house return air and transmit for the heat pipe condenser, the heat pipe condenser is used for being controlled to heat the baking house return air, dehumidifies the back according to interior dehumidification evaporimeter to the baking house return air after the refrigeration, still includes: the trigger heat pipe condenser heats the dehumidified return air of the drying room by using the heat transferred by the heat pipe evaporator.
Optionally, the heated drying room return air is heated again through the system condenser, and the drying room return air heated through the system condenser is sent into the drying room to dry the materials in the drying room.
The heat pipe regenerative cycle device is arranged in the heat pump dryer, and the heat pipe evaporator of the heat pipe regenerative cycle device absorbs heat for cooling the drying return air, so that the temperature of the drying room return air is reduced before the inner dehumidifying evaporator dehumidifies, the dehumidifying speed of the inner dehumidifying evaporator is increased, and the dehumidifying capacity of the inner dehumidifying evaporator is increased in a set time period; meanwhile, the heat of the drying return air absorbed by the heat pipe evaporator can be transferred to the heat pipe condenser through the regenerative cycle pipeline; therefore, the heat pipe condenser of the heat pipe regenerative cycle device can utilize the heat transferred by the heat pipe evaporator to heat and preheat the dehumidified drying room return air, so that the heating speed of the system condenser is higher when the drying room return air is heated, and the dehumidification speed of the whole system is effectively improved.
Optionally, when the dehumidification amount of the internal dehumidification evaporator reaches the target dehumidification amount, the heat pipe regenerative cycle device is triggered to be closed, and the cooling and pre-cooling and/or heating and pre-heating of the drying room return air are stopped.
Optionally, the heat pump dryer includes an auxiliary electric heating device, and after determining the working state of the heat pump dryer, the heat pump dryer further includes: under the condition that the heat pump dryer is in a temperature rising state, acquiring the temperature of a drying room and the running time of the heat pump dryer; and under the conditions that the operation time is within the preset second time range and the temperature of the drying room is within the preset temperature range, the auxiliary electric heating device is triggered to heat the return air of the drying room.
Optionally, in the case that the heat pump dryer is in a temperature-rising state, triggering the first compressor and the first electronic expansion valve to open, so that the first drying system is heated up; and the second compressor and the second electronic expansion valve are triggered to be opened, so that the second drying system is heated up.
Optionally, before triggering the auxiliary electric heating device to heat the drying room return air, the method further includes: and acquiring a target temperature value and a target temperature rise time.
In some embodiments, the target temperature value is T1, the target temperature rise time is T1, the operation time of the heat pump dryer is T, and the temperature of the drying room is T; the preset second time range is: t is more than 2t1/3 and less than t1; the preset temperature range is T < T1/2.
With reference to fig. 5, an embodiment of the present disclosure provides a heating method applied to a heat pump dryer, where the heat pump dryer includes a first drying system, a second drying system, and an auxiliary electric heating device, the first drying system includes a first compressor and a first electronic expansion valve, the second drying system includes a second compressor and a second electronic expansion valve, and the auxiliary electric heating device is used to heat a drying room under control, and the method includes:
s501, determining the working state of the heat pump dryer.
S502, under the condition that the heat pump dryer is in a temperature rising state, triggering a first compressor and a first electronic expansion valve to open, and enabling a first drying system to carry out temperature rising and heating; triggering a second compressor and a second electronic expansion valve to open so that the second drying system is heated; and obtains the temperature of the drying room and the operation time of the heat pump dryer.
And S503, under the condition that the operation time is within a preset second time range and the temperature of the drying room is within a preset temperature range, triggering the auxiliary electric heating device to heat the return air of the drying room.
By adopting the heating method provided by the embodiment of the disclosure, the temperature of the drying room and the running time of the heat pump dryer are obtained, the heat pump dryer is controlled according to the temperature of the drying room and the running time, and the auxiliary electric heating device is triggered to be started for heating under the condition that the preset temperature is not reached within the set time, so that the heat pump dryer can enable the drying room to reach the preset temperature to dry the materials in the drying room, and meanwhile, the heating speed is increased.
Optionally, the heat pump dryer further includes a fan, and when the operation time is within a second preset time range and the temperature of the drying room is within a preset temperature range, the air volume of the fan is increased to accelerate the return air flow of the drying room.
Optionally, the heat pump dryer includes an auxiliary electric heating device, and after determining the working state of the heat pump dryer, the heat pump dryer further includes: acquiring the running time of the heat pump dryer under the condition that the heat pump dryer is in a temperature rising state; and under the condition that the running time is the preset target temperature rise time, triggering the auxiliary electric heating device to stop heating the return air of the drying room.
With reference to fig. 6, an embodiment of the present disclosure provides a heating method applied to a heat pump dryer, where the heat pump dryer includes a first drying system, a second drying system, and an auxiliary electric heating device, the first drying system includes a first compressor and a first electronic expansion valve, the second drying system includes a second compressor and a second electronic expansion valve, and the auxiliary electric heating device is used to heat a drying room under control, and the method includes:
s601, determining the working state of the heat pump dryer.
S602, under the condition that the heat pump dryer is in a temperature rising state, triggering a first compressor and a first electronic expansion valve to open, and enabling a first drying system to carry out temperature rising and heating; triggering a second compressor and a second electronic expansion valve to be opened so as to heat the second drying system; and obtains the temperature of the drying room and the operation time of the heat pump dryer.
And S603, under the conditions that the operation time is within a preset second time range and the temperature of the drying room is within a preset temperature range, triggering the auxiliary electric heating device to heat the return air of the drying room.
And S604, triggering the auxiliary electric heating device to stop heating the return air of the drying room under the condition that the operation time is the preset target temperature rise time.
By adopting the method for heating provided by the embodiment of the disclosure, the temperature of the drying room and the running time of the heat pump dryer are obtained, the heat pump dryer is controlled according to the temperature of the drying room and the running time, and the auxiliary electric heating device is triggered to be started for heating under the condition that the preset temperature is not reached within the set time, so that the heat pump dryer can enable the drying room to reach the preset temperature to dry materials in the drying room, the heating speed is increased, and the auxiliary electric heating device can be automatically closed after the target heating time is reached, the automation degree is improved, and the experience of a user when the heat pump dryer is used is improved.
With reference to fig. 7, an embodiment of the present disclosure provides a device for dehumidification, which is applied to a heat pump dryer, the heat pump dryer includes a heat pipe regenerative cycle device and an internal dehumidification evaporator, the heat pipe regenerative cycle device includes a heat pipe evaporator, the heat pipe evaporator is used for controlled refrigeration of drying room return air, the internal dehumidification evaporator is configured to dehumidify the drying room return air, the device for dehumidification includes: the system comprises a determining module 701, an obtaining module 702, a triggering module 703 and a dehumidification control module 704; the determining module 701 is configured to determine the working state of the heat pump dryer and send the working state to the obtaining module; the obtaining module 702 is configured to receive the working state sent by the determining module, obtain the dehumidification time and the dehumidification amount corresponding to the dehumidification time of the heat pump dryer under the condition that the heat pump dryer is in the dehumidification state, and send the dehumidification time and the dehumidification amount corresponding to the dehumidification time of the heat pump dryer to the triggering module; the triggering module 703 is configured to receive the dehumidification time and the dehumidification amount corresponding to the dehumidification time of the heat pump dryer sent by the obtaining module, and trigger the heat pipe regenerative cycle device to start to refrigerate the drying room return air according to the dehumidification time and the dehumidification time; the dehumidification control module 704 is configured to dehumidify the refrigerated drying room return air according to the internal dehumidification evaporator.
By adopting the device for dehumidification provided by the embodiment of the disclosure, the working state of the heat pump dryer is determined by the determining module; the acquiring module acquires the dehumidification time of the heat pump dryer and the dehumidification amount corresponding to the dehumidification time under the condition that the heat pump dryer is in a dehumidification state; the triggering module triggers the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification capacity and the dehumidification time; and the dehumidification control module dehumidifies the refrigerated drying room return air according to the internal dehumidification evaporator. Like this, before drying room return air dehumidification, trigger heat pipe backheat circulating device and start, make the heat pipe evaporimeter refrigerate, cool down the precooling to the drying room return air, the speed is faster when interior dehumidification evaporimeter dehumidifies the drying room return air after the cooling precooling, has not only improved heat pump drying-machine's dehumidification speed, has improved the dehumidification volume simultaneously.
Optionally, the obtaining module is configured to obtain a dehumidification amount corresponding to the dehumidification time by obtaining a condensed water amount of the inner dehumidification evaporator at the dehumidification time; and determining the amount of the condensed water as the dehumidification amount corresponding to the dehumidification time.
Optionally, the triggering module is configured to trigger the heat pipe regenerative cycle device to start to refrigerate the drying room return air according to the dehumidification amount and the dehumidification time, and when the dehumidification amount is within a preset dehumidification range, the heat pipe regenerative cycle device is triggered to start to refrigerate the drying room return air, so that the heat pipe evaporator refrigerates the drying room return air.
Optionally, heat pipe regenerative cycle device includes heat pipe evaporator, heat pipe condenser and backheat circulating line, and the heat pipe evaporator is used for being controlled to refrigerate the baking house return air to pass through the heat backheat circulating line with the heat of baking house return air and give the heat pipe condenser, the heat pipe condenser is used for being controlled to heat the baking house return air, dehumidifies the back according to interior dehumidification evaporimeter to the baking house return air after the refrigeration, still includes: the trigger heat pipe condenser heats the dehumidified return air of the drying room by using the heat transferred by the heat pipe evaporator.
Optionally, the heat pump dryer includes an auxiliary electric heating device, and after determining the working state of the heat pump dryer, the heat pump dryer further includes: under the condition that the heat pump dryer is in a temperature rising state, acquiring the temperature of a drying room and the running time of the heat pump dryer; and under the conditions that the operation time is within the preset second time range and the temperature of the drying room is within the preset temperature range, the auxiliary electric heating device is triggered to heat the return air of the drying room.
Optionally, the heat pump dryer includes an auxiliary electric heating device, and after determining the working state of the heat pump dryer, the heat pump dryer further includes: acquiring the running time of the heat pump dryer under the condition that the heat pump dryer is in a temperature rising state; and under the condition that the running time is the preset target temperature rise time, triggering the auxiliary electric heating device to stop heating the return air of the drying room.
As shown in fig. 8, an apparatus for dehumidifying according to an embodiment of the present disclosure includes a processor (processor) 800 and a memory (memory) 801 storing program instructions. Optionally, the apparatus may also include a Communication Interface 802 and a bus 803. The processor 800, the communication interface 802, and the memory 801 may communicate with each other via a bus 803. Communication interface 802 may be used for the transfer of information. The processor 800 may call program instructions in the memory 801 to perform the method for dehumidification of the above-described embodiment.
By adopting the device for dehumidification provided by the embodiment of the disclosure, the working state of the heat pump dryer is determined; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the cooled drying room return air according to the internal dehumidifying evaporator. Like this, before drying room return air dehumidification, trigger heat pipe backheat circulating device and start, make the heat pipe evaporimeter refrigerate, cool down the precooling to the drying room return air, the speed is faster when interior dehumidification evaporimeter dehumidifies the drying room return air after cooling the precooling, has not only improved heat pump drying-machine's dehumidification speed, has improved the dehumidification volume simultaneously.
Further, the program instructions in the memory 801 may be implemented in the form of software functional units and stored in a readable storage medium when sold or used as a stand-alone product.
The memory 801 is used as a storage medium for storing software programs, executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 800 executes functional applications and data processing, i.e., implements the method for dehumidification in the above-described embodiments, by executing program instructions/modules stored in the memory 801.
The memory 801 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. In addition, the memory 801 may include a high-speed random access memory, and may also include a nonvolatile memory.
The embodiment of the disclosure provides an electronic device, which includes the above device for dehumidifying.
By adopting the electronic equipment provided by the embodiment of the disclosure, the working state of the heat pump dryer is determined; under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time; triggering the heat pipe regenerative cycle device to start to refrigerate the return air of the drying room according to the dehumidification amount and the dehumidification time; and dehumidifying the refrigerated return air of the drying room according to the internal dehumidifying evaporator. Like this, before drying room return air dehumidification, trigger heat pipe backheat circulating device and start, make the heat pipe evaporimeter refrigerate, cool down the precooling to the drying room return air, the speed is faster when interior dehumidification evaporimeter dehumidifies the drying room return air after cooling the precooling, has not only improved heat pump drying-machine's dehumidification speed, has improved the dehumidification volume simultaneously.
Alternatively, the electronic device includes a heat pump dryer or the like.
The disclosed embodiments provide a storage medium storing executable instructions configured to perform the above-described method for dehumidification.
Embodiments of the present disclosure provide a computer program product comprising a computer program stored on a computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, cause the computer to perform the above-described method for dehumidifying.
The readable storage medium may be a transitory readable storage medium or a non-transitory readable storage medium.
The technical solution of the embodiments of the present disclosure may be embodied in the form of a software product, which is stored in a storage medium and includes one or more instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present disclosure. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising a …" does not exclude the presence of additional like elements in a process, method, or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.
Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and brevity of description, the specific working processes of the system, the apparatus and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units may be merely a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between the different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
Claims (8)
1. A method for dehumidification, which is applied to a heat pump dryer, and is characterized in that the heat pump dryer comprises a heat pipe regenerative cycle device and an internal dehumidification evaporator, wherein the heat pipe regenerative cycle device comprises a heat pipe evaporator, the heat pipe evaporator is used for controlled refrigeration of drying room return air, and the internal dehumidification evaporator is used for controlled dehumidification of the drying room return air, and the method comprises the following steps:
determining the working state of the heat pump dryer;
under the condition that the heat pump dryer is in a dehumidification state, acquiring dehumidification time of the heat pump dryer and dehumidification amount corresponding to the dehumidification time;
triggering the heat pipe regenerative cycle device to start to refrigerate return air of a drying room according to the dehumidification amount and the dehumidification time;
dehumidifying the refrigerated drying room return air according to the internal dehumidifying evaporator;
acquiring the dehumidification amount corresponding to the dehumidification time, including: acquiring the amount of condensed water of the inner dehumidifying evaporator in the dehumidifying time; determining the condensed water amount as a dehumidification amount corresponding to the dehumidification time;
triggering the heat pipe regenerative cycle device to start to refrigerate return air of a drying room according to the dehumidification amount and the dehumidification time, and the method comprises the following steps: and under the condition that the dehumidification time is within a preset first time range and the dehumidification amount is within a preset dehumidification range, triggering the heat pipe regenerative cycle device to start, so that the heat pipe evaporator refrigerates return air of a drying room.
2. The method of claim 1, wherein the heat pipe regenerative cycle device further comprises a heat pipe condenser and a regenerative cycle pipeline, the heat pipe evaporator is controlled to cool the drying room return air and transfer heat of the drying room return air to the heat pipe condenser through the regenerative cycle pipeline, the heat pipe condenser is controlled to heat the drying room return air, and after the refrigerated drying room return air is dehumidified according to the internal dehumidifying evaporator, the method further comprises:
and triggering the heat pipe condenser to heat the dehumidified return air of the drying room by using the heat transferred by the heat pipe evaporator.
3. The method of claim 1, wherein the heat pump dryer includes an auxiliary electric heating device, and wherein determining the operating condition of the heat pump dryer further comprises:
under the condition that the heat pump dryer is in a temperature rising state, acquiring the temperature of a drying room and the running time of the heat pump dryer;
operating time is in the second time frame of predetermineeing, just under the condition that the baking house temperature is in the temperature range of predetermineeing, trigger supplementary electric heater unit heats the baking house return air.
4. The method of claim 1, wherein the heat pump dryer includes an auxiliary electric heating device, and wherein determining the operating condition of the heat pump dryer further comprises:
acquiring the running time of the heat pump dryer under the condition that the heat pump dryer is in a temperature rising state;
and under the condition that the running time is the preset target temperature rise time, triggering the auxiliary electric heating device to stop heating the return air of the drying room.
5. The utility model provides a device for dehumidification is applied to heat pump drying-machine, a serial communication port, heat pump drying-machine includes heat pipe backheat circulating device and interior dehumidification evaporimeter, heat pipe backheat circulating device includes the heat pipe evaporimeter, the heat pipe evaporimeter is used for controlled to refrigerate the baking house return air, interior dehumidification evaporimeter is configured to dehumidify the baking house return air, a device for dehumidification includes:
a determination module configured to determine an operating state of the heat pump dryer;
an obtaining module configured to obtain a dehumidification time of the heat pump dryer and a dehumidification amount corresponding to the dehumidification time when the heat pump dryer is in a dehumidification state;
the triggering module is configured to trigger the heat pipe regenerative cycle device to start to refrigerate the drying room return air according to the dehumidification amount and the dehumidification time;
the dehumidification control module is configured to dehumidify the refrigerated drying room return air according to the internal dehumidification evaporator;
the acquisition module is configured to acquire the dehumidification amount corresponding to the dehumidification time by the following means: acquiring the amount of condensed water of the inner dehumidifying evaporator in the dehumidifying time; determining the amount of the condensed water as the dehumidification amount corresponding to the dehumidification time;
the triggering module is configured to trigger the heat pipe regenerative cycle device to start to refrigerate the drying room return air according to the dehumidification amount and the dehumidification time in the following mode, and under the condition that the dehumidification amount is within a preset dehumidification range and the dehumidification amount is within a preset dehumidification range, the heat pipe regenerative cycle device is triggered to start to refrigerate the drying room return air.
6. An apparatus for dehumidification, comprising a processor and a memory storing program instructions, for use in a heat pump dryer, wherein the processor is configured to perform the method for dehumidification according to any one of claims 1 to 4 when executing the program instructions.
7. An electronic device, characterized in that it comprises a device for dehumidifying as claimed in claim 6.
8. A storage medium storing program instructions which, when executed, perform a method for dehumidification according to any one of claims 1 to 4.
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| CN114459087A (en) * | 2022-04-13 | 2022-05-10 | 北京中矿赛力贝特节能科技有限公司 | Dehumidification reheating type heat recovery device with heat pipe coupled with air-cooled heat pump |
| CN115523741B (en) * | 2022-08-09 | 2023-12-19 | 青岛海尔空调器有限总公司 | Control method and device of heat pump dryer and heat pump dryer |
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