CN107560019A - Dehumidifier - Google Patents
Dehumidifier Download PDFInfo
- Publication number
- CN107560019A CN107560019A CN201710940612.2A CN201710940612A CN107560019A CN 107560019 A CN107560019 A CN 107560019A CN 201710940612 A CN201710940612 A CN 201710940612A CN 107560019 A CN107560019 A CN 107560019A
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- China
- Prior art keywords
- condenser
- evaporator
- air
- dehumidifier
- condensation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009833 condensation Methods 0.000 claims abstract description 41
- 230000005494 condensation Effects 0.000 claims abstract description 41
- 239000003507 refrigerant Substances 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 17
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 4
- 241000521257 Hydrops Species 0.000 claims description 2
- 206010030113 Oedema Diseases 0.000 claims description 2
- 238000005373 pervaporation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000011555 saturated liquid Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1405—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification in which the humidity of the air is exclusively affected by contact with the evaporator of a closed-circuit cooling system or heat pump circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
- F24F2003/1446—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
- F24F2003/1446—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing
- F24F2003/1452—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing heat extracted from the humid air for condensing is returned to the dried air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/153—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
Condensation includes the first condenser and the second condenser in the dehumidifier of the present invention, and first condenser and the second condenser be set up in parallel, and evaporator is then oppositely arranged with the second condenser, therefore during use, portion of air by passing through the second condenser again after evaporator, and some air is by obstructed pervaporation device, and directly by the first condenser, reduce the temperature difference of the air at evaporator and condenser, so that heat exchange amount difference of the air at evaporator and condenser reduces, therefore no matter air mass flow size, the temperature of condenser and evaporator can be set to be in relatively steady state, improve the dehumidifying efficiency of dehumidifier.
Description
Technical field
The present invention relates to cooled dehumidifier unit technical field, particularly a kind of high dehumidifier of Energy Efficiency Ratio that dehumidifies.
Background technology
Dehumidifier be it is a kind of removal moisture in air with the equipment of adjusting air humidity, be widely used in producing and live
In.Wherein, in use, refrigerant vaporizes heat absorption to freezing type dehumidifier in evaporator, makes the temperature of evaporator reduce,
So that the moisture in air condenses liquefaction because temperature reduces, so as to realize the effect for reducing humidity in air.
It can be seen from law of conservation of energy, under conditions of small thermal loss is ignored, when dehumidifier is run, refrigerant
The heat of condenser release be equal to the heat that is absorbed in evaporator of refrigerant and compressor compresses refrigerant work done it
With.So air, during by dehumidifier, the calorie value of the absorption at condenser, which is more than at evaporator, discharges heat
Value, i.e., in air stream pervaporation device and condenser, the heat that the heat exchange value at evaporator is less than at condenser is handed over
Change value.Therefore, if air mass flow is excessive, heat exchange value of the air at condenser is certain, air can be caused to exist
Temperature reduction amplitude at evaporator is small, so as to reduce moisture liquefied fraction.If air mass flow is too small, changing at evaporator
Calorific value is certain, can cause to raise by temperature at condenser, and then causes condensing pressure to rise, and can increase the energy of compressor
Consumption, causes work ratio to reduce.Therefore the dehumidifying efficiency of existing dehumidifier is relatively low.
The content of the invention
Based on this, it is necessary to for existing dehumidifier Energy Efficiency Ratio it is relatively low the problem of, propose a kind of dehumidifier.
A kind of dehumidifier, including：
Housing, air inlet and air outlet are offered on the housing, is formed in the housing and is connected the air inlet and go out
The air channel in air port；
Condensation, includes the first condenser and the second condenser of series connection, first condenser and described second cold
Radial direction of the condenser along the air channel is set up in parallel；
Choke valve, the outlet with the condensation are connected；
Evaporator, it is arranged between the condensation and the air inlet, and along the axial direction and described the in the air channel
Two condensers are oppositely arranged；
Compressor, the outlet of the compressor are connected with the entrance of condensation, the entrance of the compressor with it is described
The outlet of evaporator is connected, the compressor, first condenser, second condenser, the choke valve and described
Evaporator is sequentially connected in series and forms refrigerant loop.In one of the embodiments, the condensation also includes the 3rd condensation
Device, the 3rd condenser are series between second condenser and the choke valve.
In one of the embodiments, axial direction and second condenser of the 3rd condenser along the air channel are arranged side by side
Set, and between second condenser and the evaporator.
In one of the embodiments, first condenser and second condenser are arranged at intervals.
In one of the embodiments, the choke valve is capillary.
In one of the embodiments, the quantity of the capillary is multiple, and multiple capillaries are in parallel.
In one of the embodiments, in addition to liquid collecting component, the liquid collecting component correspond to the evaporator and set, be used in combination
The liquid being condensed in collection on the evaporator.
In one of the embodiments, the hydrops component includes catch tray, conduit and catch box, and the catch tray is corresponding
The evaporator is set, and the catch tray is connected by the conduit with the catch box.
In one of the embodiments, the blower fan is arranged at side of the condensation away from the evaporator.
In one of the embodiments, in addition to the dividing plate that is arranged in the air channel, the dividing plate and the air channel
Inwall is connected, and makes to form the first flow being mutually isolated and second flow channel in the air channel, wherein, first condenser is received
It is dissolved in the first flow, second condenser and the evaporator are contained in the second flow channel.
The condensation of dehumidifier of the present invention includes the first condenser and the second condenser, and the first condenser and second cold
Condenser is set up in parallel, and evaporator is then oppositely arranged with the second condenser, therefore during use, portion of air passes through evaporation
Again by the second condenser after device, and some air reduces by obstructed pervaporation device, and directly by the first condenser
The temperature difference of the air at evaporator and condenser, so that heat exchange amount difference of the air at evaporator and condenser
Reduce, thus no matter air mass flow size, the temperature of condenser and evaporator is in relatively steady state, improve
The dehumidifying efficiency of dehumidifier.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of dehumidifier one of the present invention；
Fig. 2 is dehumidifier condensing pressure and enthalpy change graph of a relation in Fig. 1；
Fig. 3 is the structural representation of the another embodiment of dehumidifier of the present invention；
Fig. 4 is dehumidifier condensing pressure and enthalpy change graph of a relation in Fig. 3.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, below in conjunction with the accompanying drawings to the present invention
Embodiment be described in detail.Many details are elaborated in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case of running counter to intension of the present invention, therefore the present invention is not limited by following public specific embodiment.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all combination of the Listed Items of pass.
The present invention provides a kind of dehumidifier 100.
As shown in figure 1, in one embodiment, the dehumidifier 100 include housing 110, condensation 120, choke valve 130,
Evaporator 140, compressor 150, wherein compressor 150, condensation 120, choke valve 130 and evaporator 140 are sequentially connected in series, and
The output end of evaporator 141 is connected with the input of compressor 150, to form the circulation loop of refrigerant.
Air inlet 111 and air outlet 112 are offered on housing 110 in the present embodiment, connection air intake is formed in housing 110
The air channel 113 of mouth 111 and air outlet 112.The housing 110 in the present embodiment can be cube, or cylinder, also
Other optional shapes are can be designed as, this is not restricted in the present embodiment.In an embodiment, with the housing
110 be a cuboid housing 110 exemplified by illustrate.
Offer air inlet 111 and air outlet 112 on housing 110 in the present embodiment, the inner side of housing 110 formed connect into
Air port 111 and the air channel of air outlet 112 113, during use, air enters dehumidifier 100 via air inlet 111, is flowing through
Dehumidifier 100 is flowed out by air outlet 112 behind air channel 113.
It should be appreciated that in order to ensure effect on moisture extraction, air channel 113 should have certain length, so specific real one
Apply in mode, air inlet 111 is opened on 110 1 groups of relative inwalls of housing with air outlet 112, in another specific embodiment party
In formula, air inlet 111 is opened in the side of housing 110, and air outlet 112 is opened in the top of housing 110, and air outlet
On the 112 close sides relative with air inlet 111.It should be appreciated that the side and top in the present embodiment refer to remove
Wet machine 100 is positioned over side and top under normal operating conditions.
As shown in figure 1, in an embodiment, air inlet 111 and air outlet 112 are open opening, specifically
Can be circular, rectangle or other optional shapes.Further, in still another embodiment, also in the He of air inlet 111
Protection network 114 is provided with air outlet 112, on the premise of ventilation effect is ensured, moreover it is possible to effectively prevent dust or other foreign matters
Into in dehumidifier 100.
In still another embodiment, dividing plate 115 is additionally provided with the housing 110, housing 110 is divided into by dividing plate 115
Two parts, for a portion to accommodate the air channel 113 of condensation 120 and evaporator 140, another part is receiving compressor
150 accommodating chamber 116.
Please continue to refer to Fig. 1, condensation 120 in the present embodiment, including the first condenser 121 of series connection and the second condensation
Device 122, the direction of the first condenser 121 and the second condenser 122 along air channel 113 are juxtaposed in air channel 113, the present embodiment
In, it is juxtaposed on along the direction of air channel 113 in air channel 113 and refers to the first condenser 121 and the second condenser 122 positioned at same
Vertically or approximately perpendicular in the plane in the direction of air channel 113 so that when air is by air channel 113, be only capable of flowing through the first condensation
The condenser 122 of device 121 or second, without flowing through the first condenser 121 and the second condenser 122 successively.In a specific implementation
In mode, the first condenser 121 is arranged at the top of the second condenser 122, and top here refers to that dehumidifier 100 is placed
Top under normal operating conditions, it is clear that in some other embodiment, the first condenser 121 can also be set
In other directions of the second condenser 122, such as lower section or lateral etc..
Further, in an embodiment, the fin of the fin of the first condenser 121 and the second condenser 122
It is arranged at intervals, avoids making the first condenser because of the fin of the fin of the first condenser 121 and the second condenser 122 directly contact
121 and second between condenser 122 because heat along fins conduct reduces the temperature difference.
It should be appreciated that because the first condenser 121 and the second condenser 122 are by the good material system of heat conductivility
Into, such as metal, if so the fin of the first condenser 121 and the second condenser 122 is in contact, the first condenser can be made
121 and second condenser 122 temperature to leveling off to equal change, and by the fin and the second condenser of the first condenser 121
122 fin is arranged at intervals, then can reduce the heat transfer between the first condenser 121 and the second condenser 122, with increase
The temperature difference between first condenser 121 and the second condenser 122.
During use, refrigerant evaporation endothermic in evaporator 140 makes the temperature of evaporator 140 reduce, in air
Moisture condenses to the cold, so as to reach the purpose of dehumidifying.Evaporator 140 in the present embodiment is arranged at the second condenser 122 and entered
Between air port 111, and direction of the evaporator 140 along air channel 113 is oppositely arranged with the second condenser 122 so that air is passing through
During air channel 113, the second condenser 122 will be flowed further through by flowing through the air of evaporator 140, without flowing through the first condensation
Device 121.
The entrance of evaporator 140 is connected by choke valve 130 with the outlet of condensation 120, and choke valve 130 plays pair
The effect of refrigerant reducing pressure by regulating flow and the adjustable refrigerant flow into evaporator 140.In the present embodiment, choke valve 130 can
Think capillary, can be specifically choke type capillary or heating power capillary etc., it is clear that or the capillary of other forms
Pipe, in order to further improve flow velocity, multiple capillaries being mutually in parallel can be set.
Compressor 150 is used to compress and convey refrigerant in the present embodiment, outlet and the condensation 120 of compressor 150
Entrance be connected, the entrance of compressor 150 is connected with the outlet of evaporator 140, in a wherein embodiment,
Specially adiabatic compressor, it can further reduce energy loss.
Also include being used to drive the blower fan 160 that gas flows along air channel 113, drive of the air in blower fan 160 in the present embodiment
Flowed in and out under dynamic along air channel 113, and pass through evaporator 140 and condensation 120, so as to realize effect on moisture extraction.At one
In embodiment, the blower fan 160 is centrifugal fan, and in other embodiments, the blower fan 160 can also be it
His air blower, it can also realize the effect of driving air flow.
In an embodiment, the blower fan 160 is arranged at side of the condensation 120 away from evaporator 140, that is, sets
It is disposed adjacent at air outlet 112 so that flow through the air that the air of blower fan 160 is completed for dehumidifying, wherein moisture is less, has
Help improve the service life of blower fan 160, in some other embodiment, it is clear that blower fan 160 can also be arranged at
Other positions, as long as can realize that driving air flows along air channel 113.
It should be appreciated that with refrigerant flow within the condenser when, with the progress of heat exchange, the temperature of refrigerant
Degree streamwise reduces successively.By the second law of thermodynamics understand heat can the spontaneous object transfer high from temperature to temperature
Relatively low object, and the material of the fin of condenser and pipeline is usually the good metal of the heat conductivility such as aluminium, copper, therefore condense
The heat of areas of higher temperature can be delivered to the relatively low region of temperature in device, the temperature field of whole condenser is tended to balance state.
The inlet and outlet temperature difference of condenser tubes is caused to diminish so that saturation refrigerant vapour is condensed into saturated solution by gas-liquid mixture phase
It can not cooling down be further subcooled liquid after body, so as to cause the liquid refriger-ant section in choke valve 130 to vaporize, make
The liquid refrigerant ratio that must enter in evaporator 140 reduces, and causes evaporator 140 to absorb the ability of heat and reduces, so as to lead
Refrigerating capacity is caused to reduce, dehumidifying effect declines, and makes the dehumidifying Energy Efficiency Ratio of dehumidifier 100 reduce.
During use, in the presence of blower fan 160, the higher air part of humidity passes through evaporator 140, refrigerant
Heat absorption is vaporized in evaporator 140 so that humid air temperature, which is reduced and liquefied, condenses into the globule.Cold air after temperature reduces passes through
The second condenser 122 is crossed, and is absorbed heat during the second condenser 122 is flowed through, so that air themperature raises.And another portion
Air is divided then still directly to pass through the first condenser 121.
Further referring to Fig. 2,1-2-3-4-5-6-1 processes are the system for the dehumidifier for being provided with single condenser in Fig. 2
The pressure-enthalpy chart of refrigerant cycle process, abscissa h represents the enthalpy change of refrigerant in figure, and unit is every kilogram of kJ (kilojoule), and ordinate P is then
Condensing pressure is represented, unit is megapascal (MPa).Wherein, 1-2 represents that refrigerant is changed into high by compressor from low temperature and low pressure steam
The process of warm high steam；2-5 represents that refrigerant cools down the process of condensation within the condenser, and wherein 2-3 is represented ideally
Superheated refrigerant gas is cooled to the process of saturated vapor through blast pipe into condenser, 3-4 represents that ideally saturation is steamed
Vapour exothermic condensation for saturated liquid cross body, 4-5 represent ideally saturated liquid further cooling as subcooled liquid
Process；5-6 represents throttling process of the refrigerant in choke valve；6-1 represents refrigerant in the vaporescence of evaporator, refrigerant
The heat of the cooled air of absorption is without cutting steam untill saturated vapor is changed into；The state of so refrigerant returns to again
Enter the state point before compressor 1, so as to complete a complete circulation.
1-2 ' -3 ' -4 ' -5 ' -6 ' -1 is that the present embodiment includes removing for the first condenser 121 and the second condenser 122 in Fig. 2
The refrigerant circulating process pressure-enthalpy chart of wet machine.Due to setting the first condenser 121 in the present embodiment, and the first condenser 121 is single
Solely ventilation, evaporator 140 will not be flowed through in advance by flowing through the air of the first condenser 121, so the ventilation of condensation 120 is big
In the ventilation of evaporator 140, thus in the present embodiment, during refrigerant cools down condensation within the condenser, condensation temperature
Lower, air can reduce condensation temperature directly through the first condenser 121, i.e. enthalpy is relatively low, condensing pressure also with
From P2It is down to P2', so as to realize reduction condensing pressure, in the case where evaporating pressure is constant, condensing pressure and evaporating pressure
Difference reduces so that when refrigerant is entered in choke valve 130, the vaporization ratio of refrigerant reduces.Further, due to evaporator
140 ventilation is less than condensation 120, it is possible to reduces the sensible heat load of evaporator 140, and then improves evaporator 140
Humidity load, dehumidifying depth and dehumidifying efficiency so as to realize ensure effect on moisture extraction it is constant in the case of improve dehumidifier 100
Energy Efficiency Ratio.
In one embodiment, in addition to holding vessel 170, holding vessel 170 be arranged at compressor 150 and condensation 120 it
Between, and for storing refrigerant.
In one embodiment, in order to reclaim the moisture of condensation, further there is provided liquid collecting component 180, it should be appreciated that
Moisture in air is that the globule is condensed on evaporator 140, therefore the position correspondence of the liquid collecting component 180 in the present embodiment
Evaporator 140 is set, to realize the recovery to the globule of condensation.
In an embodiment, liquid collecting component 180 specifically includes catch tray 181, conduit 182 and catch box 183, its
In, the corresponding evaporator 140 of catch tray 181 is arranged at the bottom of evaporator 140, and the globule of condensation is under gravity from evaporator
Drippage is flowed into catch tray 181 on 140.Catch tray 181 is connected by conduit 182 with catch box 183 so that flows into catch tray
Water in 181 is come together in catch box 183 along conduit 182.
Further, in another embodiment, in addition to the dividing plate 190 that is arranged in air channel, the inwall of dividing plate and housing
It is connected.This makes to form the first flow 191 being mutually isolated and second flow channel 192 in air channel, wherein, the first condenser 121 houses
In in first flow 191, and the second condenser 122 and evaporator 140 are contained in second flow channel 192.Can further it reduce
Flow through the air of the first condenser 121 and flow through interfering between the air of the condenser 122 of evaporator 140 and second, enter
One step reduces the temperature difference of the air when entering dehumidifier 100 and when leaving dehumidifier 100 under two states.
Further referring to Fig. 3, in the another embodiment based on above-described embodiment, with the various embodiments described above it is unique not
It is same to be that condensation 120 also includes the 3rd condenser 123.
For from attachment structure, the 3rd condenser 123 is connected between the second condenser 122 and choke valve 130.I.e.
The entrance of three condensers 123 is connected with the outlet of the second condenser 122, and the outlet of the 3rd condenser 123 is with passing through choke valve
130 are connected with the entrance of evaporator 140.The position of the 3rd condenser 123 in the present embodiment is preferably disposed on the second condensation
Between device 122 and evaporator 140 so that it is cold first to flow through the 3rd after evaporator 140 is flowed through for the air part in air channel 113
Condenser 123, the second condenser 122 is passed through, another part air is still directly through the first condenser 121.
During use, in the presence of blower fan 160, the higher air part of humidity passes through evaporator 140, refrigerant
Heat absorption is vaporized in evaporator 140 so that humid air temperature, which is reduced and liquefied, condenses into the globule.Temperature reduce after cold air according to
It is secondary to pass through the 3rd condenser 123 and the second condenser 122, and during the 3rd condenser 123 and the second condenser 122 is flowed through
Heat absorption, so that air themperature raises.And another part air then still directly passes through the first condenser 121.
Further referring to Fig. 4,1-2 ' -3 ' -4 ' -5 in Fig. 4 " -6 " -1 is that the present embodiment includes the first condenser 121, the
The refrigerant circulating process pressure-enthalpy chart of the dehumidifier of two condensers 122 and the 3rd condenser 123.Abscissa h represents refrigeration in figure
The enthalpy change of agent, unit are every kilogram of kJ (kilojoule), and ordinate P then represents condensing pressure, and unit is megapascal (MPa).
In the present embodiment, portion of air flows through evaporator 140, and this portion of air is when flowing through evaporator 140, heat release
Temperature reduces so that the hydrogenesis in air is into the globule, so as to realize reduction air humidity.Air after temperature reduction is successively
The 3rd condenser 123 and the second condenser 122 are flowed through, and is inhaled during the 3rd condenser 123 and the second condenser 122 is flowed through
Receive heat.Because flow direction of the temperature of condenser along refrigerant gradually reduces, the temperature of refrigerant in the second condenser 122
Higher than the temperature of refrigerant in the 3rd condenser 123, when air gradually flows to the direction of the second condenser 122, can be achieved inverse
Absorbed heat to step.
Simultaneously as the 3rd condenser 123 is arranged at intervals with the second condenser 122, avoid in the second condenser 122
Due to contacting with each other heat transfer directly occurs for the refrigerant in refrigerant and the 3rd condenser 123, and it is cold to can be reduced the 3rd
The temperature of condenser 123, the temperature difference between the entrance and exit of condensation 120 is improved, so as to reduce refrigerant liquid
Vaporization ratio after throttling arrangement, improve the ratio that choke valve 130 exports liquid refrigerant.I.e. when refrigerant is by throttling
When valve 130 enters evaporator, the temperature difference increases between the entrance and exit of condensation 120, so increasing by the 3rd condenser 123
Afterwards, the enthalpy of refrigerant is by h5' it is reduced to h5", refrigerant has obtained more fully liquefaction cooling.Point 6 ' and 6 " generations of point in Fig. 4
Table refrigerant enters the state of evaporator 140, by its corresponding enthalpy and 5 " identical, i.e. h of point 5 ' and point5’>h5", so ought be again
After compression, the heat that unit refrigerant absorbs from air in dehumidifier is more, can further improve the dehumidifying efficiency of dehumidifier
Than.
Above example only expresses the several embodiments of the present invention, and its description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection model of the present invention
Enclose.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. dehumidifier, it is characterised in that including：Housing, air inlet and air outlet are offered on the housing, is formed in the housing and connects the air inlet and air outlet Air channel；Condensation, include the first condenser and the second condenser of series connection, first condenser and second condenser It is set up in parallel along the radial direction in the air channel；Choke valve, the outlet with the condensation are connected；Evaporator, it is arranged between the condensation and the air inlet, and it is cold along the axial direction and described second in the air channel Condenser is oppositely arranged；Compressor, the outlet of the compressor are connected with the entrance of condensation, the entrance of the compressor and the evaporation The outlet of device is connected, the compressor, first condenser, second condenser, the choke valve and the evaporation Device is sequentially connected in series and forms refrigerant loop.
- 2. dehumidifier according to claim 1, it is characterised in that the condensation also includes the 3rd condenser, described 3rd condenser is series between second condenser and the choke valve.
- 3. dehumidifier according to claim 2, it is characterised in that axial direction and institute of the 3rd condenser along the air channel The second condenser is stated to be set up in parallel, and between second condenser and the evaporator.
- 4. according to the dehumidifier described in claim any one of 1-3, it is characterised in that first condenser and described second cold Condenser is arranged at intervals.
- 5. according to the dehumidifier described in claim any one of 1-3, it is characterised in that the choke valve is capillary.
- 6. dehumidifier according to claim 5, it is characterised in that the quantity of the capillary is multiple, and multiple described Capillary is in parallel.
- 7. according to the dehumidifier described in claim any one of 1-3, it is characterised in that also including liquid collecting component, the liquid collecting group Part corresponds to the evaporator and set, and for collecting the liquid being condensed on the evaporator.
- 8. dehumidifier according to claim 7, it is characterised in that the hydrops component includes catch tray, conduit and liquid collecting Case, the catch tray correspond to the evaporator and set, and the catch tray is connected by the conduit with the catch box.
- 9. according to the dehumidifier described in claim any one of 1-3, it is characterised in that be also arranged at including blower fan, the blower fan Side of the condensation away from the evaporator.
- 10. according to the dehumidifier described in claim any one of 1-3, it is characterised in that also include being arranged in the air channel Dividing plate, the dividing plate are connected with the inwall of the housing, and make to form the first flow and second being mutually isolated in the air channel Runner, wherein, first condenser is contained in the first flow, and second condenser and the evaporator are contained in In the second flow channel.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940612.2A CN107560019A (en) | 2017-09-30 | 2017-09-30 | Dehumidifier |
| US16/469,978 US20190323714A1 (en) | 2017-09-30 | 2018-09-21 | Dehumidifier |
| PCT/CN2018/107020 WO2019062671A1 (en) | 2017-09-30 | 2018-09-21 | Dehumidifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940612.2A CN107560019A (en) | 2017-09-30 | 2017-09-30 | Dehumidifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107560019A true CN107560019A (en) | 2018-01-09 |
Family
ID=60985349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710940612.2A Withdrawn CN107560019A (en) | 2017-09-30 | 2017-09-30 | Dehumidifier |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20190323714A1 (en) |
| CN (1) | CN107560019A (en) |
| WO (1) | WO2019062671A1 (en) |
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| CN108224595A (en) * | 2018-03-20 | 2018-06-29 | 广东美的制冷设备有限公司 | dehumidifier |
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| WO2019062671A1 (en) * | 2017-09-30 | 2019-04-04 | Foshan Naibao Electric Co., Ltd. | Dehumidifier |
| CN114761107A (en) * | 2019-12-12 | 2022-07-15 | 三菱电机株式会社 | Dehumidifying device |
| WO2026016260A1 (en) * | 2024-07-18 | 2026-01-22 | 浙江普林艾尔电器工业有限公司 | Dehumidification device |
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Also Published As
| Publication number | Publication date |
|---|---|
| US20190323714A1 (en) | 2019-10-24 |
| WO2019062671A1 (en) | 2019-04-04 |
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