CN108844361A - Dehumidification drying machine dehumidification control method, device, equipment and dehumidification drying machine - Google Patents
Dehumidification drying machine dehumidification control method, device, equipment and dehumidification drying machine Download PDFInfo
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- CN108844361A CN108844361A CN201811069549.0A CN201811069549A CN108844361A CN 108844361 A CN108844361 A CN 108844361A CN 201811069549 A CN201811069549 A CN 201811069549A CN 108844361 A CN108844361 A CN 108844361A
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 130
- 238000001035 drying Methods 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000001105 regulatory effect Effects 0.000 claims abstract description 92
- 230000001276 controlling effect Effects 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical group [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Classifications
-
- 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
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
-
- 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
- F26B21/08—Humidity
- F26B21/086—Humidity by condensing the moisture in the drying medium, which may be recycled, e.g. using a heat pump cycle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
- Drying Of Solid Materials (AREA)
Abstract
This application involves a kind of dehumidification drying machine dehumidification control method, device, equipment and dehumidification drying machine, this method to include:The pressure data collected to the compressor of dehumidification drying machine is received, pressure difference value is obtained according to pressure data and preset pressure threshold.Aperture regulation is generated according to pressure difference value and preset aperture regulation range and instructs and be sent to regulating device of air door, and regulating device of air door is set to the heat exchanger of dehumidification drying machine, and aperture regulation instruction adjusts the wind speed windward of heat exchanger for controlling regulating device of air door.The difference of the pressure data and preset pressure threshold that are collected according to the compressor to dehumidification drying machine controls regulating device of air door, realize the wind speed windward that heat exchanger is intelligently adjusted according to the pressure state of compressor, to improve the heat exchange property of heat exchanger, the wet-out property of dehumidification drying machine is improved.
Description
Technical field
This application involves dehumidifying drying equipment technical field, more particularly to a kind of dehumidification drying machine dehumidification control method,
Device, equipment and dehumidification drying machine.
Background technique
It is low and right using the industrial stoving mode efficiency of combustion of coal-burning boiler with the progress of science and the development of society
Environment has larger pollution, and it is extremely urgent to seek energy-saving and environment-friendly drying mode.
In heat pump drying engineering, most of unit is dehumidified using enclosed.The working method of traditional dehumidification drying machine is
It is reheated after carrying out dehumidification by condensation to the high temperature and humidity hot-air in baking room by heat exchanger.But since there are wind for heat exchanger
Resistance, and the larger circulated air stroke of baking room area is long, drag losses are big, therefore the unit crosswind speed of dehumidification drying machine is small, causes
Heat exchanger heat exchange property is low.Traditional dehumidification drying machine haves the shortcomings that wet-out property is low.
Summary of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of dehumidifying drying that dehumidification drying machine wet-out property can be improved
Machine dehumidification control method, device, equipment and dehumidification drying machine.
A kind of dehumidification drying machine dehumidification control method, including:
Receive the pressure data collected to the compressor of dehumidification drying machine;
Pressure difference value is obtained according to the pressure data and preset pressure threshold;
It instructs according to the pressure difference value and preset aperture regulation range generation aperture regulation and is sent to air door and adjust
Device;The regulating device of air door is set to the heat exchanger of the dehumidification drying machine, and the aperture regulation instruction is for controlling
State the wind speed windward that regulating device of air door adjusts the heat exchanger.
A kind of dehumidification drying machine dehumidification control device, including:
Data acquisition module, for receiving the pressure data collected to the compressor of dehumidification drying machine;
Data processing module, for obtaining pressure difference value according to the pressure data and preset pressure threshold;
Aperture regulation module, for generating aperture regulation instruction according to the pressure difference value and preset aperture regulation range
And it is sent to regulating device of air door;The regulating device of air door is set to the heat exchanger of the dehumidification drying machine, the aperture tune
Section instruction adjusts the wind speed windward of the heat exchanger for controlling the regulating device of air door.
A kind of dehumidification drying machine Dehumidification controlling equipment, including data acquisition device, control device and regulating device of air door, institute
The compressor that data acquisition device is set to dehumidification drying machine is stated, the regulating device of air door is set to the dehumidification drying machine
Heat exchanger, the control device connect the data acquisition device and the regulating device of air door, and the data acquisition device is used
In acquisition dehumidification drying machine compressor pressure data and be sent to the control device, the control device be used for according to
The method of stating adjusts the wind speed windward of the heat exchanger.
A kind of dehumidification drying machine, including compressor, heat exchanger and above equipment.
A kind of dehumidification drying machine, including:
Heat exchanger;
Aperture regulation instruction adjusts the regulating device of air door of the wind speed windward of the heat exchanger based on the received;The air door
Regulating device is set to the heat exchanger, and the aperture regulation instruction is that control device is adopted according to the compressor to dehumidification drying machine
Collect obtained pressure data and preset pressure threshold and aperture regulation range obtains.
Above-mentioned dehumidification drying machine dehumidification control method, device, equipment and dehumidification drying machine receive the pressure to dehumidification drying machine
The pressure data that contracting machine collects obtains pressure difference value according to pressure data and preset pressure threshold.According to pressure difference value
Aperture regulation is generated with preset aperture regulation range and instructs and be sent to regulating device of air door, and regulating device of air door, which is set to, to be removed
The heat exchanger of wet dryer, aperture regulation instruction adjust the wind speed windward of heat exchanger for controlling regulating device of air door.According to right
The difference of pressure data and preset pressure threshold that the compressor of dehumidification drying machine collects carries out regulating device of air door
Control realizes the wind speed windward that heat exchanger is intelligently adjusted according to the pressure state of compressor, to improve the heat-exchange performance of heat exchanger
Can, improve the wet-out property of dehumidification drying machine.
Detailed description of the invention
Fig. 1 is the flow chart of dehumidification drying machine dehumidification control method in an embodiment;
Fig. 2 is the flow chart of dehumidification drying machine dehumidification control method in another embodiment;
Fig. 3 is the flow chart of dehumidification drying machine dehumidification control method in another embodiment;
Fig. 4 is the configuration diagram of dehumidification drying machine in an embodiment;
Fig. 5 is the structural block diagram of dehumidification drying machine dehumidification control device in an embodiment;
Fig. 6 is the structural schematic diagram of plate in an embodiment;
Fig. 7 is the structural schematic diagram of driving mechanism in an embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
In one embodiment, a kind of dehumidification drying machine dehumidification control method is provided, as shown in Figure 1, this method includes:
Step S110:Receive the pressure data collected to the compressor of dehumidification drying machine.
Specifically, data acquisition device being received by control device, data acquisition is carried out to the compressor of dehumidification drying machine
Obtained pressure data.The type of pressure data is not unique, specifically may include system high pressure ΡhAnd/or system low-voltage Ρl.Its
In, system high pressure ΡhCompressor current exhaust pressure is acquired to obtain for data acquisition device, system low-voltage ΡlFor data
Acquisition device is acquired to obtain to the current pressure of inspiration(Pi) of compressor.Control device receives the pressure that data acquisition device collects
The pressure data of contracting machine, the foundation that the wind speed as the subsequent heat exchanger to dehumidification drying machine is controlled.
Step S120:Pressure difference value is obtained according to pressure data and preset pressure threshold.
Different, the type of preset pressure threshold and obtained pressure difference value according to the type of the pressure data of acquisition
Correspondence will be different.It include system high pressure Ρ with pressure datahWith system low-voltage ΡlFor, then pressure threshold may include high pressure
Given threshold Ρh,aWith low pressure given threshold Ρl,a, pressure difference value includes high pressure difference DELTA ΡhWith low pressure difference DELTA Ρl.Control dress
It sets then according to system high pressure ΡhWith high pressure given threshold Ρh,aHigh pressure difference DELTA Ρ is calculatedh, according to system low-voltage ΡlWith it is low
Press given threshold Ρl,aLow pressure difference DELTA Ρ is calculatedl。
Step S130:It is instructed according to pressure difference value and preset aperture regulation range generation aperture regulation and is sent to air door
Regulating device.
Wherein, regulating device of air door is set to the heat exchanger of dehumidification drying machine, and aperture regulation is instructed for controlling air door tune
The wind speed windward of regulating device adjusting heat exchanger.It is appreciated that different according to the type of pressure difference value, aperture regulation range also can be right
It answers different.Specifically, the heat exchanger of dehumidification drying machine includes condenser and evaporator, according to the pressure data of acquisition and
The pressure difference value being calculated, control device export corresponding aperture regulation instruction control regulating device of air door and adjust condenser side
To and/or the aperture in evaporator direction improve compressor pressure to adjust the wind speed size windward of condenser and/or evaporator
Power effectively controls the delivery temperature of compressor, improves the operational reliability of dehumidification drying machine than size.
In one embodiment, heat exchanger includes condenser, and pressure data includes system high pressure Ρh, pressure difference value includes
High pressure difference DELTA Ρh, aperture regulation range includes condenser direction aperture regulation range.As shown in Fig. 2, step S130 includes step
Rapid S132.
Step S132:Aperture regulation is generated according to high pressure difference and condenser direction aperture regulation range to instruct to air door tune
Regulating device, control regulating device of air door adjusts the aperture in condenser direction, to change the wind speed windward of condenser.
Control device is in the system high pressure Ρ according to acquisitionhHigh pressure difference DELTA Ρ is calculatedhLater, according to high pressure difference
ΔΡhCorresponding aperture regulation is sent with the relationship of condenser direction aperture regulation range to instruct to regulating device of air door, control
Regulating device of air door adjusts the aperture in condenser direction, to change the wind speed windward of condenser.
Further, in one embodiment, step S132 includes:
As Δ ΡhWhen≤c, the aperture regulation in condenser direction is L1=α Δ Ρh+r;
As Δ ΡhWhen >=d, the aperture regulation in condenser direction is
As c < Δ ΡhWhen < d, the aperture in condenser direction remains unchanged;
Wherein, Δ ΡhFor high pressure difference, L1For the aperture in condenser direction, c, d are respectively condenser direction aperture regulation
The lower limit value and upper limit value of range;α, β, r are constant.
As high pressure difference DELTA ΡhLess than or equal to condenser direction aperture regulation range lower limit value when, then air door adjust
Device carries out linear regulation to the aperture in condenser direction;As high pressure difference DELTA ΡhMore than or equal to condenser direction aperture tune
When the upper limit value of adjusting range, then regulating device of air door is according to high pressure difference DELTA ΡhThe quadratic equation with one unknown of composition is to condenser
The aperture in direction is adjusted;As high pressure difference DELTA ΡhWhen within the scope of the aperture regulation of condenser direction, then air door adjusts dress
It sets and keeps the aperture in condenser direction constant.
In one embodiment, heat exchanger includes evaporator, and pressure data includes system low-voltage Ρl, pressure difference value includes
Low pressure difference DELTA Ρl, aperture regulation range includes evaporator direction aperture regulation range.As shown in figure 3, step S130 includes step
Rapid S134.
Step S134:Aperture regulation is generated according to low pressure difference and evaporator direction aperture regulation range to instruct to air door tune
Regulating device, control regulating device of air door adjusts the aperture in evaporator direction, to change the wind speed windward of evaporator.
Control device is in the system low-voltage Ρ according to acquisitionlLow pressure difference DELTA Ρ is calculatedlLater, according to low pressure difference
ΔΡlCorresponding aperture regulation is sent with the relationship of evaporator direction aperture regulation range to instruct to regulating device of air door, control
Regulating device of air door adjusts the aperture in evaporator direction, to change the wind speed windward of evaporator.
Further, in one embodiment, step S134 includes:
As Δ ΡlWhen≤μ, the aperture regulation in evaporator direction is L2=δ Δ Ρl+r;
As Δ ΡlWhen >=θ, the aperture regulation in evaporator direction is
As μ < Δ ΡlWhen < θ, the aperture in evaporator direction remains unchanged;
Wherein, Δ ΡlFor low pressure difference, L2For the aperture in evaporator direction, μ, θ are respectively evaporator direction aperture regulation
The lower limit value and upper limit value of range;δ, σ, η, r are constant.
As low pressure difference DELTA ΡlLess than or equal to evaporator direction aperture regulation range lower limit value when, then air door adjust
Device carries out linear regulation to the aperture in evaporator direction;As low pressure difference DELTA ΡlMore than or equal to evaporator direction aperture tune
When the upper limit value of adjusting range, then regulating device of air door is according to low pressure difference DELTA ΡlThe quadratic equation with one unknown of composition is to evaporator
The aperture in direction is adjusted;As low pressure difference DELTA ΡlWhen within the scope of the aperture regulation of condenser direction, then air door adjusts dress
It sets and keeps the aperture in evaporator direction constant.
It is appreciated that in one embodiment, step S130 can also be while include step S132 and step S134.Control
Device processed is respectively according to high pressure difference DELTA Ρh, low pressure difference DELTA ΡlAnd corresponding aperture regulation range output aperture regulation refers to
It enables to regulating device of air door, controls the aperture that regulating device of air door adjusts condenser direction and evaporator direction.For example, air door tune
Regulating device may include the adjusting component for being respectively arranged at condenser side and the adjusting component for being set to vaporizer side, and control device is defeated
Aperture regulation is instructed to corresponding adjusting component out, to complete the aperture regulation to condenser direction or evaporator direction.
Above-mentioned dehumidification drying machine dehumidification control method in order to better understand, below with reference to the work of enclosed dehumidification drying machine
Explanation is explained in detail in principle.
As shown in figure 4, the heat exchanger of dehumidification drying machine includes condenser 1 and evaporator 2, dehumidification drying machine may also include electricity
Auxiliary heating module 3 and blower 4.High temperature and humidity hot-air in baking room 5 passes through electricity auxiliary heating again after dehumidification by condensation
Module 3 heats.In Fig. 4, it is zone of positive pressure on the upside of evaporator 2, air-flow is flowed to by zone of positive pressure naturally that 4 lower part of blower, which is negative pressuren zone,
Negative pressuren zone, as graphic arrow direction.
Traditional dehumidification drying machine is since there are windages for heat exchanger, and the area of baking room 5 is larger, the long resistance of circulated air stroke
Power loss is big, therefore Compressor Group crosswind speed is small, and heat exchanger heat exchange efficiency is low.When Compressor Group is run, evaporating temperature is low,
Condensation temperature is high, thereby results in that compressor exhaust temperature is excessively high, and heat exchanger heat exchange efficiency is low, and systematic energy efficiency ratio is low, unit operation
Operating condition is severe, and system reliability is poor.
Based on this, dehumidification drying machine dehumidification control method provided by the present application, by the heat pump system for acquiring dehumidification drying machine
Current compressor pressure at expulsion of uniting and pressure of inspiration(Pi) numerical value, the system high pressure Ρ as compressorhWith system low-voltage Ρl, and to adopt
Collect the aperture of the obtained current high-low pressure condition intelligent damper regulating device of compressor, to realize that intelligence adjusts heat exchanger
Wind speed windward improves compressor reliability of operation.Wherein, the design principle of regulating device of air door and control thinking are as follows.
Letter definition:System high pressure:Ρh;System high pressure set target value (i.e. high pressure given threshold):Ρh,a;System is high
Pressure and high pressure set target value are poor (i.e. high pressure difference):ΔΡh。
System low-voltage:Ρl;System low-voltage set target value (i.e. low pressure given threshold):Ρl,a;System low-voltage is set with low pressure
Set the goal value difference (i.e. low pressure difference):ΔΡl。
Heat exchanger width:T, Q distance between two points:L1;U, V distance between two points:L2。
Sectional area s at the section T, Q1, wind speed ν1;Sectional area s at the section U, V2, wind speed:ν2。
Constant:α,β,μ,θ,σ,η,δ,c,d,r.
It can be obtained according to hydromechanical continuity equation:ν1s1=ν2s2, heat exchanger is adjusted by regulating device of air door and is met
Wind area, i.e. s1,s2, under conditions of the power output of blower 4 is certain, so as to adjust the wind speed windward of heat exchanger, enhancing
Hot-air circulates in baking room, improves the heat exchange efficiency of heat exchanger, while making the temperature field of air in baking room 5, speed
Degree field distribution is uniform, improves the quality of drying product.It is exchanged heat load according to system pressure dynamic regulation simultaneously, can adjust in real time and be
System operating status, makes it be constantly in optimized operation section, improves the runnability and bad working environments reliability of system.
According to the above thinking, movable air door is arranged to regulate and control wind in the air flowing barnyard among condenser 1 and evaporator 2
Speed.
Condenser direction aperture controls thinking:
As Δ ΡhWhen≤c, throttle opening is adjusted to L1=α Δ Ρh+r;
As Δ ΡhWhen >=d, throttle opening is adjusted to
As c < Δ ΡhWhen < d, throttle opening remains unchanged.
Evaporator direction aperture controls thinking:
As Δ ΡlWhen≤μ, throttle opening is adjusted to L2=δ Δ Ρl+r;
As Δ ΡlWhen >=θ, throttle opening is adjusted to
As μ < Δ ΡlWhen < θ, throttle opening remains unchanged.
Control device is by Δ Ρh、ΔΡhIt is compared with corresponding adjustable range, air door is controlled according to comparison result and is adjusted
For device in the aperture in condenser direction and evaporator direction, the ventilation width for changing condenser 1 is L1It is wide with the ventilation of evaporator 2
Degree is L2, intelligence adjusts wind speed size windward at heat exchanger, improves the heat exchange property of heat exchanger, to improve system performance, mention
High energy efficiency ratio.By improving evaporator 2, circulation wind speed size improves compressor pressure than size at condenser 1, can also be effective
The delivery temperature of compressor is controlled, system reliability is improved.
Above-mentioned dehumidification drying machine dehumidification control method, the pressure data collected according to the compressor to dehumidification drying machine
Regulating device of air door is controlled with the difference of preset pressure threshold, realizes and is intelligently adjusted according to the pressure state of compressor
The wind speed windward of heat exchanger improves the wet-out property of dehumidification drying machine to improve the heat exchange property of heat exchanger.
It should be understood that although each step in the flow chart of Fig. 1-3 is successively shown according to the instruction of arrow,
These steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly stating otherwise herein, these steps
Execution there is no stringent sequences to limit, these steps can execute in other order.Moreover, at least one in Fig. 1-3
Part steps may include that perhaps these sub-steps of multiple stages or stage are not necessarily in synchronization to multiple sub-steps
Completion is executed, but can be executed at different times, the execution sequence in these sub-steps or stage is also not necessarily successively
It carries out, but can be at least part of the sub-step or stage of other steps or other steps in turn or alternately
It executes.
In one embodiment, a kind of dehumidification drying machine dehumidification control device is provided, as shown in figure 5, the device includes
Data acquisition module 110, data processing module 120 and aperture regulation module 130.
Data acquisition module 110 is for receiving the pressure data collected to the compressor of dehumidification drying machine.Number pressure
According to type it is not unique, specifically may include system high pressure ΡhAnd/or system low-voltage Ρl.Wherein, system high pressure ΡhFor data
Acquisition device is acquired to obtain to compressor current exhaust pressure, system low-voltage ΡlCompressor is worked as data acquisition device
Preceding pressure of inspiration(Pi) is acquired to obtain.The pressure data for receiving the compressor that data acquisition device collects, as subsequent right
The foundation that the wind speed of the heat exchanger of dehumidification drying machine is controlled.
Data processing module 120 is used to obtain pressure difference value according to pressure data and preset pressure threshold.According to acquisition
Pressure data type it is different, also correspondence will be different the type of preset pressure threshold and obtained pressure difference value.
It include system high pressure Ρ with pressure datahWith system low-voltage ΡlFor, then pressure threshold may include high pressure given threshold Ρh,aWith
Low pressure given threshold Ρl,a, pressure difference value includes high pressure difference DELTA ΡhWith low pressure difference DELTA Ρl.Control device is then according to system height
Press ΡhWith high pressure given threshold Ρh,aHigh pressure difference DELTA Ρ is calculatedh, according to system low-voltage ΡlWith low pressure given threshold Ρl,a
Low pressure difference DELTA Ρ is calculatedl。
Aperture regulation module 130 is used to generate aperture regulation instruction simultaneously according to pressure difference value and preset aperture regulation range
It is sent to regulating device of air door.Regulating device of air door is set to the heat exchanger of dehumidification drying machine, and aperture regulation is instructed for controlling
The wind speed windward of regulating device of air door adjusting heat exchanger.It is appreciated that, aperture regulation range different according to the type of pressure difference value
Also it can correspond to different.Specifically, the heat exchanger of dehumidification drying machine includes condenser and evaporator, according to the number pressure of acquisition
Accordingly and the pressure difference value that is calculated, control device export corresponding aperture regulation instruction control regulating device of air door adjust it is cold
The aperture in condenser direction and/or evaporator direction improves pressure to adjust the wind speed size windward of condenser and/or evaporator
Contracting machine pressure ratio size effectively controls the delivery temperature of compressor, improves the operational reliability of dehumidification drying machine.
In one embodiment, heat exchanger includes condenser, and pressure data includes system high pressure Ρh, pressure difference value includes
High pressure difference DELTA Ρh, aperture regulation range includes condenser direction aperture regulation range.Aperture regulation module 130 includes condensation
Device direction aperture regulation unit, condenser direction aperture regulation unit are used for according to high pressure difference and condenser direction aperture regulation
Range generates aperture regulation and instructs to regulating device of air door, the aperture that regulating device of air door adjusts condenser direction is controlled, to change
Turn cold the wind speed windward of condenser.
Further, in one embodiment, aperture regulation unit in condenser direction is according to high pressure difference and condenser side
Aperture regulation is generated to aperture regulation range to instruct to regulating device of air door, is controlled regulating device of air door and is adjusted condenser direction
Aperture, including:
As Δ ΡhWhen≤c, the aperture regulation in condenser direction is L1=α Δ Ρh+r;
As Δ ΡhWhen >=d, the aperture regulation in condenser direction is
As c < Δ ΡhWhen < d, the aperture in condenser direction remains unchanged;
Wherein, Δ ΡhFor high pressure difference, L1For the aperture in condenser direction, c, d are respectively condenser direction aperture regulation
The lower limit value and upper limit value of range;α, β, r are constant.
In one embodiment, heat exchanger includes evaporator, and pressure data includes system low-voltage Ρl, pressure difference value includes
Low pressure difference DELTA Ρl, aperture regulation range includes evaporator direction aperture regulation range.Aperture regulation module 130 includes evaporation
Device direction aperture regulation unit, evaporator direction aperture regulation unit are used for according to low pressure difference and evaporator direction aperture regulation
Range generates aperture regulation and instructs to regulating device of air door, the aperture that regulating device of air door adjusts evaporator direction is controlled, to change
Become the wind speed windward of evaporator.
Further, in one embodiment, aperture regulation unit in evaporator direction is used for according to low pressure difference and evaporation
Device direction aperture regulation range generates aperture regulation and instructs to regulating device of air door, controls regulating device of air door and adjusts evaporator side
To aperture, including:
As Δ ΡlWhen≤μ, the aperture regulation in evaporator direction is L2=δ Δ Ρl+r;
As Δ ΡlWhen >=θ, the aperture regulation in evaporator direction is
As μ < Δ ΡlWhen < θ, the aperture in evaporator direction remains unchanged;
Wherein, Δ ΡlFor low pressure difference, L2For the aperture in evaporator direction, μ, θ are respectively evaporator direction aperture regulation
The lower limit value and upper limit value of range;δ, σ, η, r are constant.
It is appreciated that in one embodiment, aperture regulation module 130 can also include condenser direction aperture tune simultaneously
Save unit and evaporator direction aperture regulation unit.
Above-mentioned dehumidification drying machine dehumidification control device, the pressure data collected according to the compressor to dehumidification drying machine
Regulating device of air door is controlled with the difference of preset pressure threshold, realizes and is intelligently adjusted according to the pressure state of compressor
The wind speed windward of heat exchanger improves the wet-out property of dehumidification drying machine to improve the heat exchange property of heat exchanger.
Specific restriction about dehumidification drying machine dehumidification control device may refer to dehumidify above for dehumidification drying machine
The restriction of control method, details are not described herein.Modules in above-mentioned dehumidification drying machine dehumidification control device can whole or portion
Divide and is realized by software, hardware and combinations thereof.Above-mentioned each module can be embedded in the form of hardware or independently of computer equipment
In processor in, can also be stored in a software form in the memory in computer equipment, in order to processor calling hold
The corresponding operation of the above modules of row.
In one embodiment, a kind of dehumidification drying machine Dehumidification controlling equipment, including data acquisition device, control are provided
Device and regulating device of air door, data acquisition device are set to the compressor of dehumidification drying machine, and regulating device of air door, which is set to, to be removed
The heat exchanger of wet dryer, control device connect data acquisition device and regulating device of air door, and data acquisition device is for acquiring
The pressure data of the compressor of dehumidification drying machine is simultaneously sent to control device, and control device is used to be adjusted according to the above method and exchange heat
The wind speed windward of device.Wherein, control device can be single-chip microcontroller or microcontroller etc..Data acquisition device can be using pressure
Sensor carries out data acquisition.
Specifically, as shown in figure 4, heat exchanger includes condenser 1 and evaporator 2, regulating device of air door 6 is set to condenser
Between 1 and evaporator 2, the aperture regulation instruction sent according to control device changes 2 side of aperture and evaporator in 1 direction of condenser
To aperture.The specific structure of regulating device of air door is not unique, in one embodiment, regulating device of air door include plate and
Driving mechanism, driving mechanism connect plate and control device, the aperture regulation instruction control that driving mechanism is sent according to control device
Plate rotation processed carries out aperture adjustment, to adjust the wind speed windward of heat exchanger.Wherein, referring to fig. 4, plate is by driving mechanisms control
It can be rotated around a point.The structure of plate is not one, specifically can be the plate of telescopic structure.Being illustrated in figure 6 can be around figure
The slab construction figure that a point rotates in 4, the plate of telescopic structure can be elongated or shortened freely during rotation, thus
It realizes that its bottom is contacted with heat exchanger always, guarantees good sealing performance.
The structure of driving mechanism is not unique, and in the present embodiment, driving mechanism includes motor and screw rod, motor connection control
Device processed, and fixed by screw rod and plate.Wherein, stepper motor can be used in motor.It is specific as shown in fig. 7, stepper motor
Respectively there is isometric screw rod at axis both ends, and plate bottom end respectively has a nut that can engage with screw rod section.The axis of stepper motor rotates in the forward direction
When, drive plate to move toward one another;When the axis counter-rotating of stepper motor, plate counter motion is driven.
It further, can when needing to control by wind speed of the regulating device of air door to condenser 1 and evaporator 2
One group of adjusting component is respectively set between UV between TQ in Fig. 4, and it is flat by screw rod driving that every group of adjusting component is all made of stepper motor
The structure of plate rotation instructs the aperture tune to condenser direction or evaporator direction according to the aperture regulation that control device is sent
Section.
Above-mentioned dehumidification drying machine Dehumidification controlling equipment, the pressure data collected according to the compressor to dehumidification drying machine
Regulating device of air door is controlled with the difference of preset pressure threshold, realizes and is intelligently adjusted according to the pressure state of compressor
The wind speed windward of heat exchanger improves the wet-out property of dehumidification drying machine to improve the heat exchange property of heat exchanger.
In one embodiment, a kind of dehumidification drying machine, including compressor, heat exchanger and above equipment are provided.Specifically
Ground, as shown in figure 4, heat exchanger includes condenser 1 and evaporator 2, the regulating device of air door 6 in equipment is set to 1 He of condenser
Between evaporator 2, the data acquisition device in equipment is set to compressor.In addition, dehumidification drying machine may also include be set to it is cold
The electricity auxiliary heating module 3 and blower 4 of 1 air outlet of condenser, evaporator 2, regulating device of air door 6, condenser 1, electricity auxiliary heating
Module 3 and blower 4 are set gradually.Wherein, axial flow blower specifically can be used in blower 4.
Above-mentioned dehumidification drying machine, according to the difference pair of the pressure data and preset pressure threshold that are collected to compressor
Regulating device of air door is controlled, and the wind speed windward that heat exchanger is intelligently adjusted according to the pressure state of compressor is realized, to mention
The heat exchange property of high heat exchanger improves the wet-out property of dehumidification drying machine.
In one embodiment, a kind of dehumidification drying machine, including heat exchanger and regulating device of air door are provided, air door is adjusted
Device is set to heat exchanger, and aperture regulation instructs the wind speed windward for adjusting heat exchanger to regulating device of air door based on the received.Wherein,
Aperture regulation instruction is the pressure data and preset pressure that control device is collected according to the compressor to dehumidification drying machine
Force threshold and aperture regulation range obtain.
Specifically, as shown in figure 4, heat exchanger includes condenser 1 and evaporator 2, regulating device of air door 6 is set to condenser
Between 1 and evaporator 2.Control device receives the number pressure that data acquisition device collects the compressor of dehumidification drying machine
According to pressure difference value being obtained according to pressure data and preset pressure threshold, according to pressure difference value and preset aperture regulation range
It generates aperture regulation and instructs and be sent to regulating device of air door 6, regulating device of air door 6 instructs according to aperture regulation and adjusts condenser
1 and/or evaporator 2 wind speed windward.Specific regulative mode has carried out in detail in above-mentioned dehumidification drying machine dehumidification control method
Thin to illustrate, details are not described herein.
In one embodiment, regulating device of air door includes plate and driving mechanism, and driving mechanism connects plate and control
Device, the aperture regulation instruction control plate rotation that driving mechanism is sent according to control device carry out aperture adjustment, are changed with adjusting
The wind speed windward of hot device.Specifically, as shown in fig. 6, plate is the plate of telescopic structure.The plate of telescopic structure exists
It can freely be elongated or shortened during rotation, to realize that its bottom is contacted with heat exchanger always, guarantee good leakproofness
Energy.
Further, in one embodiment, driving mechanism includes motor and screw rod, and motor connects control device, and leads to
Screw rod is crossed to fix with plate.Wherein, stepper motor can be used in motor.Specifically as shown in fig. 7, the axis both ends of stepper motor respectively have
Long screw rod, plate bottom end respectively have a nut that can engage with screw rod section.When the axis of stepper motor rotates in the forward direction, drive flat
Plate moves toward one another;When the axis counter-rotating of stepper motor, plate counter motion is driven.
When needing to control by wind speed of the regulating device of air door 6 to condenser 1 and evaporator 2, can in Fig. 4 TQ
Between one group of adjusting component is respectively set between UV, every group of adjusting component is all made of stepper motor and passes through the knot that screw rod drives plate rotation
Structure instructs the aperture regulation to condenser direction or evaporator direction according to the aperture regulation that control device is sent.
In addition, dehumidification drying machine may also include the electricity auxiliary heating module 3 and blower 4 for being set to 1 air outlet of condenser, steam
Hair device 2, regulating device of air door 6, condenser 1, electricity auxiliary heating module 3 and blower 4 are set gradually.Wherein, blower 4 can specifically be adopted
Use axial flow blower.
Above-mentioned dehumidification drying machine, according to the difference pair of the pressure data and preset pressure threshold that are collected to compressor
Regulating device of air door is controlled, and the wind speed windward that heat exchanger is intelligently adjusted according to the pressure state of compressor is realized, to mention
The heat exchange property of high heat exchanger improves the wet-out property of dehumidification drying machine.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (14)
1. a kind of dehumidification drying machine dehumidification control method, which is characterized in that the method includes:
Receive the pressure data collected to the compressor of dehumidification drying machine;
Pressure difference value is obtained according to the pressure data and preset pressure threshold;
It is instructed according to the pressure difference value and preset aperture regulation range generation aperture regulation and is sent to regulating device of air door;
The regulating device of air door is set to the heat exchanger of the dehumidification drying machine, and the aperture regulation instruction is for controlling the air door
Regulating device adjusts the wind speed windward of the heat exchanger.
2. the method according to claim 1, wherein the heat exchanger includes condenser, the pressure data packet
System high pressure is included, the pressure difference value includes high pressure difference, and the aperture regulation range includes condenser direction aperture regulation model
It encloses;It is described to be instructed according to the pressure difference value and preset aperture regulation range generation aperture regulation and be sent to air door adjusting dress
It sets, including:
Aperture regulation is generated according to the high pressure difference and the condenser direction aperture regulation range to instruct to air door adjusting dress
It sets, the aperture that the regulating device of air door adjusts condenser direction is controlled, to change the wind speed windward of the condenser.
3. according to the method described in claim 2, it is characterized in that, described according to the high pressure difference and the condenser direction
Aperture regulation range generates aperture regulation and instructs and be sent to regulating device of air door, controls the regulating device of air door and adjusts condensation
The aperture in device direction, including:
As Δ ΡhWhen≤c, the aperture regulation in condenser direction is L1=α Δ Ρh+r;
As Δ ΡhWhen >=d, the aperture regulation in condenser direction is
As c < Δ ΡhWhen < d, the aperture in condenser direction remains unchanged;
Wherein, Δ ΡhFor high pressure difference, L1For the aperture in condenser direction, c, d are respectively condenser direction aperture regulation range
Lower limit value and upper limit value;α, β, r are constant.
4. method according to claim 1,2 or 3, which is characterized in that the heat exchanger includes evaporator, the number pressure
According to including system low-voltage, the pressure difference value includes low pressure difference, and the aperture regulation range includes evaporator direction aperture tune
Adjusting range;It is described to be instructed according to the pressure difference value and preset aperture regulation range generation aperture regulation and be sent to air door tune
Regulating device, including:
Aperture regulation is generated according to the low pressure difference and the evaporator direction aperture regulation range to instruct to air door adjusting dress
It sets, the aperture that the regulating device of air door adjusts evaporator direction is controlled, to change the wind speed windward of the evaporator.
5. according to the method described in claim 4, it is characterized in that, described according to the low pressure difference and the evaporator direction
Aperture regulation range generates aperture regulation and instructs and be sent to regulating device of air door, controls the regulating device of air door and adjusts evaporation
The aperture in device direction, including:
As Δ ΡlWhen≤μ, the aperture regulation in evaporator direction is L2=δ Δ Ρl+r;
As Δ ΡlWhen >=θ, the aperture regulation in evaporator direction is
As μ < Δ ΡlWhen < θ, the aperture in evaporator direction remains unchanged;
Wherein, Δ ΡlFor low pressure difference, L2For the aperture in evaporator direction, μ, θ are respectively evaporator direction aperture regulation range
Lower limit value and upper limit value;δ, σ, η, r are constant.
6. a kind of dehumidification drying machine dehumidification control device, which is characterized in that including:
Data acquisition module, for receiving the pressure data collected to the compressor of dehumidification drying machine;
Data processing module, for obtaining pressure difference value according to the pressure data and preset pressure threshold;
Aperture regulation module, it is concurrent for generating aperture regulation instruction according to the pressure difference value and preset aperture regulation range
It send to regulating device of air door;The regulating device of air door is set to the heat exchanger of the dehumidification drying machine, and the aperture regulation refers to
Enable the wind speed windward that the heat exchanger is adjusted for controlling the regulating device of air door.
7. a kind of dehumidification drying machine Dehumidification controlling equipment, which is characterized in that including data acquisition device, control device and air door tune
Regulating device, the data acquisition device are set to the compressor of dehumidification drying machine, and the regulating device of air door is set to described remove
The heat exchanger of wet dryer, the control device connect the data acquisition device and the regulating device of air door, the data
Acquisition device is used to acquire the pressure data of the compressor of dehumidification drying machine and is sent to the control device, the control device
The wind speed windward of the heat exchanger is adjusted for method described in -5 any one according to claim 1.
8. equipment according to claim 7, which is characterized in that the regulating device of air door includes plate and driving mechanism,
The driving mechanism connects the plate and the control device, the aperture that the driving mechanism is sent according to the control device
Regulating command controls the plate rotation and carries out aperture adjustment, to adjust the wind speed windward of the heat exchanger.
9. equipment according to claim 8, which is characterized in that the plate is the plate of telescopic structure.
10. a kind of dehumidification drying machine, which is characterized in that including compressor, heat exchanger and as described in claim 7-9 any one
Equipment.
11. a kind of dehumidification drying machine, which is characterized in that including:
Heat exchanger;
Aperture regulation instruction adjusts the regulating device of air door of the wind speed windward of the heat exchanger based on the received;The air door is adjusted
Device is set to the heat exchanger, and the aperture regulation instruction is that control device is acquired according to the compressor to dehumidification drying machine
To pressure data and preset pressure threshold and aperture regulation range obtain.
12. dehumidification drying machine according to claim 11, which is characterized in that the regulating device of air door includes plate and drive
Motivation structure, the driving mechanism connects the plate and the control device, the driving mechanism are sent out according to the control device
The aperture regulation instruction sent controls the plate rotation and carries out aperture adjustment, to adjust the wind speed windward of the heat exchanger.
13. dehumidification drying machine according to claim 12, which is characterized in that the plate is the flat of telescopic structure
Plate.
14. dehumidification drying machine according to claim 12, which is characterized in that the driving mechanism includes motor and screw rod,
The motor connects the control device, and is fixed by the screw rod and the plate.
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