CN106931712A - Refrigeration plant and its control method - Google Patents
Refrigeration plant and its control method Download PDFInfo
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- CN106931712A CN106931712A CN201511025393.2A CN201511025393A CN106931712A CN 106931712 A CN106931712 A CN 106931712A CN 201511025393 A CN201511025393 A CN 201511025393A CN 106931712 A CN106931712 A CN 106931712A
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- Prior art keywords
- compressor
- inlet channel
- refrigeration plant
- regeneration
- rotary
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000008929 regeneration Effects 0.000 claims abstract description 91
- 238000011069 regeneration method Methods 0.000 claims abstract description 91
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 64
- 238000000926 separation method Methods 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims 1
- 239000003570 air Substances 0.000 abstract description 72
- 239000012080 ambient air Substances 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 28
- 239000007789 gas Substances 0.000 description 9
- 238000003795 desorption Methods 0.000 description 6
- 230000000241 respiratory effect Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001172 regenerating effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002808 molecular sieve Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003230 hygroscopic agent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/041—Treating air flowing to refrigeration compartments by purification
- F25D2317/0411—Treating air flowing to refrigeration compartments by purification by dehumidification
- F25D2317/04111—Control means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
The invention provides a kind of refrigeration plant and its control method.The refrigeration plant includes storing compartment and rotary-type drier, wherein rotary-type drier has breathing inlet channel, regeneration inlet channel, the regeneration outlet passageway connected with external environment condition, the breathing outlet passageway connected with storing compartment, and multiple separation chambers that are mutually isolated and containing hygroscopic material；When rotary-type drier is in the operating position of different rotational angles, a two ends for separation chamber of rotary-type drier connect with breathing inlet channel and breathing outlet passageway respectively；And another separate chamber two ends respectively with regeneration inlet channel and regenerate outlet channel connection.Refrigeration plant of the invention, when indoor temperature drop air pressure reduction between its storing, ambient air outside can be separated after chamber is dried by one of rotary-type drier under gas pressure and be entered in storing compartment, so as to the storing compartment of refrigeration plant or the frosting degree of evaporator can be reduced.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of refrigeration plant and its control method.
Background technology
During the use of the refrigeration plants such as refrigerator/ice-box, due to the fluctuation of its storing compartment internal temperature
The air of chamber interior will produce positive and negative pressure difference between (general 3~5 DEG C of temperature difference), storing.And due to refrigeration
The storing compartment of equipment is not the structure being fully sealed, therefore the air of chamber interior can be between storing between storing
The reduction of indoor temperature and pressure reduces so that the air in refrigeration plant external environment condition can be leaked by door seal etc.
Enter interior between storing；And with the rising of indoor temperature between storing, pressure becomes big, so that chamber interior between storing
Air escapes to refrigeration plant external environment condition further through door seal etc..Therefore such phenomenon can be produced：With pressure
The start-stop of contracting machine, air can frequently leak into and spill storing compartment at door seal.
Generally, the air humidity in environment is comparing high, when the air in environment leaks into storing
Between it is indoor when, air indoor temperature between storing is lowered, so as to condense water outlet, causes in storing compartment
Interior frosting.For this problem, in the prior art generally between the storing of refrigeration plant indoor setting molecular sieve,
The drier such as silica gel adsorb the moisture in air to reach the purpose of dehumidifying.
The content of the invention
The invention aims to provide a kind of refrigeration plant and its control method, so that turning in refrigeration plant
Wheeled drier has preferable moisture sorption effect.
According to the first aspect of the present invention, there is provided a kind of refrigeration plant, including storing compartment and rotary-type dry
Dry device, wherein the rotary-type drier has breathing inlet channel, the regeneration air inlet connected with external environment condition
Passage, regeneration outlet passageway, breathing outlet passageway connect with the storing compartment, and it is multiple mutual every
From and contain the separation chamber of hygroscopic material；Wherein
When the rotary-type drier is in the operating position of different rotational angles, the rotary-type drier
One separation chamber two ends respectively with it is described breathing inlet channel and the breathing outlet passageway connect；And
The rotary-type drier another separate the two ends of chamber respectively with the regeneration inlet channel and described
Regeneration outlet channel connection.
Alternatively, the entrance of the regeneration inlet channel is set adjacent to the compressor or condenser of the refrigeration plant.
Alternatively, the refrigeration plant also includes：
Blower fan, is configured to be higher than controllably surrounding air by the temperature around the compressor or the condenser
Hot-air be introduced into it is described regeneration inlet channel in, with pair with it is described regeneration inlet channel and the regeneration outlet
Hygroscopic material in the compartment room of channel connection is regenerated.
Alternatively, the refrigeration plant also includes：
Compressor behavior detection means, the running status for detecting the compressor；With
Control device, the fortune of the compressor for being detected according to the compressor behavior detection means
Whether row state, judge the compressor in open state, and
The blower fan is configured to be opened when the compressor is in open state.
Alternatively, the blower fan is configured to be closed down when the compressor is in stopped status.
Alternatively, the rotary-type drier is arranged in the compressor bin of the refrigeration plant, and described is exhaled
Suction outlet passageway dries outlet pipe and is connected with the storing compartment via one；
The breathing inlet channel of the rotary-type drier dries air inlet pipeline and is connected with external environment condition via one,
And the entrance for drying air inlet pipeline is set away from the compressor and the condenser, so that away from described
The surrounding air of compressor and the condenser enters the breathing inlet channel.
Alternatively, the rotary-type drier includes the cylinder that can be rotated around central axial line and is covered in described
Cylinder two ends, fixed first end cap and the second end cap；Wherein
Multiple separation chambers are formed in the inner barrel, and direction along the central axial line extends and passes through
Wear the cylinder；
The breathing inlet channel and the regeneration inlet channel are formed in the first end and cover；
The breathing outlet passageway and the regeneration outlet passageway are formed on second end cap.
Alternatively, the quantity for separating chamber is four, four circles for separating chamber along the cylinder
Circumferential direction is distributed；And
The rotary-type drier be in any operating position when, connect it is described breathing inlet channel and
It is described breathing outlet passageway separation chamber with connect it is described regenerate inlet channel and the regeneration outlet passageway
Separation chamber be oppositely arranged.
According to the second aspect of the present invention, there is provided a kind of control method for foregoing any one refrigeration plant,
Including：
Obtain the running status of the compressor of the refrigeration plant；
When the compressor is in open state, the blower fan of the refrigeration plant is opened, by the refrigeration
Temperature around the compressor or condenser of equipment introduces described rotary-type dry higher than the hot-air of surrounding air
In the regeneration inlet channel of dry device, with pair with the regeneration inlet channel and the regeneration outlet channel connection
Hygroscopic material in compartment room is regenerated.
Alternatively, the control method also includes：
When the compressor is in stopped status, the blower fan of the refrigeration plant is closed down.
Refrigeration plant of the invention, by setting rotary-type drier so that when indoor between refrigeration plant storing
During temperature drop air pressure reduction (i.e. the inside air-breathing of refrigeration plant), ambient air outside can be under gas pressure
Entered in storing compartment by the separation chamber of rotary-type drier；Surrounding air is flowing through rotary-type drier
Separation chamber when, at least part of moisture is adsorbed by hygroscopic material therein, so that into storing compartment
The humidity of interior air is smaller, it is to avoid temperature is reduced and coagulated after humidity surrounding air high enters in storing compartment
Become frost, so as to the storing compartment of refrigeration plant or the frosting degree of evaporator can be reduced.
Further, the heat of the compressor for utilizing refrigeration plant of the invention or condenser is to rotary-type drier
Hygroscopic material regenerated, resource is rationally make use of, without setting the thermal source such as heater strip in addition.
Further, the compressor behavior of running status of the present invention by being provided for detecting compressor
Detection means, can open blower fan when judging that compressor is in open state, by compressor or condenser week
The hot-air for enclosing regenerates in being introduced into regeneration inlet channel to hygroscopic material, so that more fully using pressure
The heat of contracting machine or condenser.
Further, rotary-type drier of the invention preferably has four separation chambers, and in moisture absorption position
The separation chamber put is oppositely arranged with the separation chamber in reproduction position.Because refrigeration plant breathing process is
Occur in compressor start process, and condenser and compressor are also to form remaining in compressor start process
Heat, therefore the hygroscopic material of a separation chamber in moisture absorption position carries out moisture absorption in rotary-type drier
When, its another be in reproduction position separation chamber hygroscopic material using condenser or compressor
Heat is regenerated.As such, it is desirable to be separated place to the moisture absorption position of rotary-type drier and reproduction position
Reason, in order to avoid the efficiency of moisture absorption and desorption and regeneration is influenceed due to there is heat transfer between two separation chambers.This
Invention due to by rotary-type drier formed four separation chambers, and will be in moisture absorption position separation chamber with
Separation chamber in reproduction position is oppositely arranged, so as to the separation chamber in moisture absorption position and place can be reduced
In the contact area of the separation chamber of reproduction position, the heat transfer between two separation chambers is reduced, be conducive to
Improve the moisture absorption of rotary-type drier and the efficiency of desorption and regeneration.
Further, by the present invention in that separating chamber with the separation in reproduction position in moisture absorption position
Chamber is oppositely arranged, so that having two separation chambers to be respectively in four separation chambers treats moisture absorption position
Put and position to be regenerated.So, it is allowed to which the hygroscopic material that firm moisture absorption terminates is not regenerated immediately, but first
In position to be regenerated, so as to be conducive to the part moisture in hygroscopic material spontaneously to be evaporated from hygroscopic material
Out, being capable of quick desorption and regeneration when then being regenerated；The hygroscopic material of firm regeneration ending is also allowed simultaneously
Do not carry out moisture absorption immediately, but first in moisture absorption position is treated, can avoid after regeneration hygroscopic material due to temperature compared with
It is high and cause its adsorption capacity to be deteriorated.
According to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will
More understand of the invention above-mentioned and other purposes, advantages and features.
Brief description of the drawings
Describe that of the invention some are specific in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter
Embodiment.Identical reference denotes same or similar part or part in accompanying drawing.Art technology
Personnel are it should be understood that what these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic block diagram of refrigeration plant according to an embodiment of the invention；
Fig. 2 is the schematic explosive view of rotary-type drier according to an embodiment of the invention；
Fig. 3 be rotary-type drier according to an embodiment of the invention from another angle observe it is schematic quick-fried
Fried figure；
Fig. 4 is the perspective schematic view of refrigeration plant according to an embodiment of the invention；
Fig. 5 is the perspective schematic view of refrigeration plant in accordance with another embodiment of the present invention；
Fig. 6 is the schematic block diagram of refrigeration plant according to an embodiment of the invention；
Fig. 7 is the indicative flowchart of the control method of refrigeration plant according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the schematic block diagram of refrigeration plant according to an embodiment of the invention 200, the reality in figure
Heart arrow represents the stream of respiratory air flow, and hollow arrow represents the stream of regeneration air stream.As shown in figure 1, this
The refrigeration plant 200 of inventive embodiments, with storing compartment 210 and rotary-type drier 100.
Rotary-type drier 100 have breathing inlet channel, regeneration inlet channel 32, regeneration outlet passageway,
Breathing outlet passageway 21, and multiple separation chambers that are mutually isolated and containing hygroscopic material.Wherein, exhale
Inlet channel, regeneration inlet channel 32 and regeneration outlet passageway is inhaled to be connected with external environment condition；Breathing outlet
Passage 21 is connected with storing compartment 210.The work of different rotational angles is in rotary-type drier 100
During position, one of rotary-type drier 100 two ends of separation chamber respectively with breathing inlet channel and breathing
Outlet passageway 21 is connected；That is, being in the work of different rotational angles in rotary-type drier 100
During position, storing compartment 210 always can separate chamber and external environment condition by the one of rotary-type drier 100
Connection, utilizes 100 pairs, rotary-type drier to enter storing compartment 210 with when refrigeration plant 200 carries out air-breathing
In air dehumidified.That is, when rotary-type drier 100 is in any operative positions, turning
Wheeled drier 100 always has one to separate chamber in moisture absorption position.And be in rotary-type drier 100
During the operating position of different rotational angles, another two ends for separating chamber of rotary-type drier 100 are distinguished
With regeneration inlet channel 32 and regenerate outlet channel connection so that external temperature regeneration air stream higher
The separation chamber can be flowed through from regeneration inlet channel 32 and from regeneration outlet passageway outflow, and flowing through this point
Hygroscopic material therein is regenerated during separate space room, so that the water absorbing capacity of the hygroscopic material after regeneration is obtained
Recover.That is, when rotary-type drier 100 is in any operative positions, rotary-type drier 100
Always there is one to separate chamber and be in reproduction position.And then, it is in any operative position in rotary-type drier 100
When putting, rotary-type drier 100 always has two separation chambers to be respectively at moisture absorption position and reproduction position, from
And can ensure rotary-type drier 100 has wet-out property for a long time.
It is well-known to those skilled in the art, refrigeration plant 200 can with the periodicity start-stop of its compressor,
Form periodic air-breathing, the phenomenon exhaled.When compressor is started shooting, temperature reduction in storing compartment 210,
Atmospheric pressure in storing compartment 210 reduces, the surrounding air (i.e. respiratory air flow) outside refrigeration plant 200
Can by the breathing inlet channel of rotary-type drier 100, the hygroscopic material in moisture absorption position, breathe out
Gas passage 21 is entered into storing compartment 210.Because the surrounding air for entering is dry by hygroscopic material moisture absorption
It is dry, therefore will not the frosting due to cooling in storing compartment 210.So as to the present invention is effectively reduced storage
Frosting degree in thing compartment 210.Especially, when evaporator is directly laid in storing compartment 210 or is passed through
When air channel is connected with storing compartment 210, the frosting of evaporator surface is also effectively reduced.
Fig. 2 is the schematic explosive view of rotary-type drier 100 according to an embodiment of the invention；Fig. 3
It is schematic blast that rotary-type drier 100 according to an embodiment of the invention is observed from another angle
Figure.Referring to Fig. 2 and Fig. 3, rotary-type drier 100 according to embodiments of the present invention includes：Can be around center
Cylinder 10 and be covered in the two ends of cylinder 10, the fixed and of first end cap 30 that axis A is rotated
Second end cap 20.Or, also be understood as rotary-type drier 100 including fixed cylinder 10 with
And be covered in the two ends of cylinder 10, can around central axial line A rotate the first end cap 30 and the second end cap 20.
Multiple separates chambers 11 and is formed in inside cylinder 10, and direction along central axial line A extends through cylinder
Body 10；Each has contained hygroscopic material in separating chamber 11.Hygroscopic material is preferably capable in absorption air
Moisture and can be by the mode such as heating by the hygroscopic agent (or being drier) of water desorption, hygroscopic material
Material for example can be silica gel, aluminum oxide, molecular sieve etc..
Breathing inlet channel 31 and regeneration inlet channel 32 may be formed on the first end cap 30；Breathing outlet
Passage 21 and regeneration outlet passageway 22 may be formed on the second end cap 20.In an alternative embodiment, then
Raw outlet passageway 22 can be also arranged on the first end cap 30 together with breathing inlet channel 31；Regeneration air inlet
Passage 32 can be also arranged on the second end cap 20 together with breathing outlet passageway 21.
During cylinder 10 is rotated relative to the first end cap 30 and the second end cap 20 around central axial line A,
Cylinder 10 can be made to have multiple operating positions of different rotational angles, so that rotary-type drier 100 can
Operating position in different rotational angles.When cylinder 10 is in the operating position of different rotational angles,
Breathing inlet channel 31, breathing outlet passageway 21 separate chamber 11 and connect with one, regenerate inlet channel
32 and regeneration outlet passageway 22 with another separate chamber 11 connect.That is, cylinder 10 goes to place
When any operative positions, breathing inlet channel 31, breathing outlet passageway 21 separate chamber 11 with one
Connection, so that flowing through corresponding point into the respiratory air flow of cylinder 10 via breathing inlet channel 31
During separate space room 11, by the hygroscopic material in the separation chamber 11 by part water adsorption, as dry gas stream,
Realize the drying to respiratory air flow.Cylinder 10 is gone to during in any operative positions simultaneously, and regeneration air inlet is led to
Road 32 and regeneration outlet passageway 22 are connected with another separation chamber 11, so as to by by regeneration air inlet
The temperature that passage 32 enters is entered higher than the regeneration air stream of environment temperature to the hygroscopic material in the separation chamber 11
Row regeneration.
Rotary-type drier 100 of the invention is more due to being set in the cylinder 10 in rotary-type drier 100
The individual mutually isolated separation chamber 11 that cylinder 10 is extended through along its central axial line A directions, and at two
Breathing inlet channel 31 and breathing outlet passageway 21 are respectively provided with end cap, so that breathing inlet channel
Stream between 31 and breathing outlet passageway 21 is gentle, and then makes the breathing entered in breathing inlet channel 31
Air current flow is more smooth.So as to, when sending down abnormally ascending pressure drop is low at a temperature of storing compartment 210, external environment condition
Air can successfully flow into storing compartment 210 relatively from rotary-type drier 100, to reduce from crack between a door and its frame
Etc. leakage air so that as far as possible less humidity surrounding air high enter storing compartment 210 in, reduce
Frosting degree.As can be seen here, rotary-type drier 100 of the invention is particularly suitable for refrigeration plant 200
In, with the ambient air outside in 200 air-breathing of refrigeration plant via its drying after enter storing compartment 210,
So as to reduce the frosting degree of storing compartment 210.
As the moisture that the hygroscopic material separated in chamber 11 is adsorbed is more and more, its adsorption capacity is increasingly
Difference, cylinder 10 goes to subsequent work position from current operating position, with by the hygroscopic material of high adsorption capacity
Expect to be dried the respiratory air flow for flowing into breathing inlet channel 31.
In certain embodiments, refrigeration plant 200 also includes drive device, is configured to controllably drive cylinder
10 rotate around central axial line A, so that cylinder 10 is in the operating position of different rotational angles, make in other words
Cylinder 10 goes to subsequent work position from current operating position.In certain embodiments, rotary-type drying
Device 100 may also include the rotating shaft 12 set along the central axial line A of cylinder 10, the rotating shaft 12 extended the
One end cap 30 or the second end cap 20, are connected with being rotated with drive device, so as to drive cylinder by drive device
10 rotate.
In a preferred embodiment, the quantity for separating chamber 11 is four, and four separation chambers 11 can be along cylinder
The circumferencial direction distribution of body 10.Especially, cylinder 10 be in any operative positions when, connection breathe into
The separation chamber 11 of gas passage 31 and breathing outlet passageway 21 inlet channel 32 and is regenerated with connecting to regenerate
The separation chamber 11 of gas passage 22 is oppositely arranged.That is, being in any operative positions in cylinder 10
When, the separation chamber 11 in moisture absorption position is oppositely arranged with the separation chamber 11 in reproduction position.This
Sample, reduces the contact for separating chamber 11 and the separation chamber 11 in reproduction position in moisture absorption position
Area, reduce two separate chamber 11 between heat transfer, be conducive to improving moisture absorption and desorption and regeneration
Efficiency.Also, when cylinder 10 is in any operative positions, its four separate chamber 11 and are respectively at suction
Wet position, position to be regenerated, reproduction position, treat moisture absorption position.So, the hygroscopic material that firm moisture absorption terminates
Can not immediately be regenerated, but be first in position to be regenerated, so as to be conducive to the part water in hygroscopic material
Point spontaneously it is evaporated from hygroscopic material, being capable of quick desorption and regeneration when then being regenerated.Meanwhile,
The hygroscopic material of firm regeneration ending can not immediately carry out moisture absorption, but can first be avoided again in moisture absorption position is treated
Hygroscopic material causes its adsorption capacity to be deteriorated because temperature is higher after life.
In a preferred embodiment, it is sector that four separate each section for separating chamber 11 of chamber 11.It is special
Not, four separate chamber 11 on central axial line A Central Symmetries.In such embodiments, each
Separate shape, the volume all same of chamber 11.It is 90 that each section for separating chamber 11 can have central angle
The fan shape of degree.Breathing inlet channel 31 and regeneration inlet channel 32 on first end cap 30 can be respectively
Two be oppositely arranged on the first end cap 30 are with sector region (this two fans that central angle is 90 degree
The center of circle in shape region overlaps)；Breathing outlet passageway 21 and regeneration outlet passageway 22 on second end cap 20
Also two be oppositely arranged on the second end cap 20 can be respectively at the sector region that central angle is 90 degree
(center of circle of two sector regions overlaps), so, cylinder 10 rotates 90 degree can be from current work
Position goes to subsequent work position.
In certain embodiments, four separation chambers 11 can be divided by the cross dividing plate being arranged in cylinder 10
Every forming, rotating shaft 12 is passed through from the center of cross dividing plate.In certain embodiments, the first end cap 30,
The inner surface of the second end cap 20 can internally extend guiding floor 23, the first end cap 30, the to cylinder 10
Guiding floor 23 on two end caps 20 limits the relative sector region of both of the aforesaid, and breathing air inlet respectively
Passage 31, breathing outlet passageway 21, regeneration inlet channel 32, regeneration outlet passageway 22 are located at one respectively
In sector region.When cylinder 10 is in any operative positions, the first end cap 30, second end cap 20 draw
Guide rib plate 23 and the separation chamber 11 in moisture absorption position and the week of the separation chamber 11 in reproduction position
Edge connects, to ensure that the respiratory air flow entered via breathing inlet channel 31 all enters in moisture absorption position substantially
In the separation chamber 11 put, and flowed out via breathing outlet passageway 21；Ensure to lead to via regeneration air inlet simultaneously
During the regeneration air stream that road 32 enters fully enters the separation chamber 11 in reproduction position, and via regenerating
Gas passage 22 flows out.
In certain embodiments, whole sector region is formed as regenerating inlet channel 32, so as to can increase
The flow of the regeneration air stream of cylinder 10 is flowed into, to accelerate the reproduction speed of hygroscopic material.
In certain embodiments, refrigeration plant 200 may also include blower fan 40, and it may be provided at regeneration air inlet and leads to
The entrance in road 32, be configured to by regeneration air stream be introduced into regeneration inlet channel 32 in, with pair with regenerate into
The hygroscopic material in separation chamber 11 that gas passage 32 is connected with regeneration outlet passageway 22 is regenerated.
In alternate embodiment, blower fan 40 is forced draft fans, its near exit for being arranged on regeneration outlet passageway 22.
Fig. 4 is the perspective schematic view of refrigeration plant according to an embodiment of the invention 200；Fig. 5 is root
According to the perspective schematic view of the refrigeration plant 200 of another embodiment of the present invention.Referring to Fig. 4 and Fig. 5,
In some embodiments, the entrance for regenerating inlet channel 32 is set adjacent to compressor 230 or condenser 240,
In order to the heat heated via compressor 230 or condenser 240 around compressor 230 or condenser 240
Air (i.e. regeneration air stream) enters in regeneration inlet channel 32.It will be understood by those skilled in the art that " adjacent
Closely " mean to regenerate the entrance of inlet channel 32 and the distance of compressor 230 or condenser 240 certain
In the range of so that being heated via compressor 230 or condenser 240 around compressor 230 or condenser 240
Hot-air can enter regeneration inlet channel 32 in, make in other words enter regeneration inlet channel 32 in sky
Gas is hot-air of the temperature higher than usual surrounding air.
Blower fan 40 is configured to controllably that the temperature around compressor 230 or condenser 240 is empty higher than environment
The hot-air of gas be introduced into regeneration inlet channel 32 in, with pair with regeneration inlet channel 32 and regenerate outlet passageway
Hygroscopic material in the separation chamber 11 of 22 connections is regenerated.
In certain embodiments, rotary-type drier 100 is arranged on the compressor bin 220 of refrigeration plant 200
In, and rotary-type drier 100 breathing outlet passageway 21 via one breathing outlet pipe 50 and storing between
Room 210 connects.The roof that breathing outlet pipe 50 may pass through compressor bin 220 is communicated with storing compartment 210.
In certain embodiments, the breathing inlet channel 31 of rotary-type drier 100 is via a breathing air inlet
Pipeline 60 is connected with surrounding air, and breathes the compression of the entrance away from refrigeration plant 200 of air inlet pipeline 60
Machine 230 and condenser 240 are set, so as to enter away from the surrounding air of compressor 230 and condenser 240
Breathing inlet channel 31, it is to avoid compressor 230 and the environment temperature of condenser 240 air higher enter breathing
In inlet channel 31.It will be understood by those skilled in the art that herein " away from " refer to compared to regeneration air inlet lead to
The entrance in road 32, the entrance for breathing air inlet pipeline 60 is set farther away from compressor 230 and condenser 240.
In the embodiment shown in fig. 4, the entrance of the regeneration inlet channel 32 of rotary-type drier 100 is adjacent
Nearly compressor 230 is set；Blower fan 40 is configured to the temperature around compressor 230 higher than surrounding air
Hot-air be introduced into regeneration inlet channel 32 in (referring to hollow arrow in figure), with pair with regeneration inlet channel
Hygroscopic material in the 32 separation chambers 11 connected with regeneration outlet passageway 22 is regenerated.
In the embodiment shown in fig. 5, the entrance of the regeneration inlet channel 32 of rotary-type drier 100 is adjacent
Nearly condenser 240 is set；Blower fan 40 is configured to the temperature around condenser 240 higher than surrounding air
Hot-air be introduced into regeneration inlet channel 32 in (referring to hollow arrow in figure), with pair with regeneration inlet channel
Hygroscopic material in the 32 separation chambers 11 connected with regeneration outlet passageway 22 is regenerated.
Fig. 6 is the schematic block diagram of refrigeration plant according to an embodiment of the invention 200.Referring to Fig. 6,
Refrigeration plant 200 according to embodiments of the present invention also includes that control device 201 and compressor behavior are detected
Device 202.Compressor behavior detection means 202 is used to detect the running status of compressor 230.Pressure
Contracting machine running state detecting device 202 can be electrically connected with control device 201, the compressor for being detected
230 running status is sent to control device 201.Control device 201 is detected according to compressor behavior
Whether the running status of the compressor 230 of the detection of device 202, judge compressor 230 in open state.
Control device 201 can be electrically connected with blower fan 40.Blower fan 40 is configured to be in open state when compressor 230
Shi Kaiqi.The present invention is examined by the compressor behavior of the running status for being provided for detecting compressor 230
Device 202 is surveyed, blower fan 40 can be opened when judging that compressor 230 is in open state, by compressor 230
Or the hot-air around condenser 240 be introduced into regeneration inlet channel 32 in hygroscopic material is regenerated, with
More reasonably using compressor 230 or the heat of condenser 240.
In a further embodiment, blower fan 40 is configured to be closed when compressor 230 is in stopped status
Stop.After being shut down due to compressor 230, the waste heat for distributing of compressor 230 and condenser 240 is smaller, wind
Machine 40 is continued on and may result in unnecessary waste.Therefore can be closed down after the shutdown of compressor 230
Blower fan 40.
In certain embodiments, compressor behavior detection means 202 can be temperature sensor, its use
In the temperature of detection compressor 230.Control device 201 can be according to the temperature of compressor 230 and default temperature
The size of threshold value is spent, judges compressor 230 whether in open state.Specifically, when compressor 230
When temperature reaches default temperature threshold, control device 201 judges that compressor 230 is in open state.
In further embodiments, compressor behavior detection means 202 can current sensor, it is used to detect
The input current of compressor 230, control device 201 can according to the input current of compressor 230 with it is default
Whether the size of current threshold, judge compressor 230 in open state.Specifically, when compressor 230
Input current when reaching default current threshold, control device 201 judges that compressor 230 is in and starts shooting
State.
It will be understood by those skilled in the art that refrigeration plant of the present invention 200 can be with refrigeration and/or it is cold
Freeze the device of function, such as refrigerator, refrigerator-freezer, wine cabinet, cold-storage jar.Refrigeration plant 200 is preferably refrigerator-freezer.
Refrigerator-freezer is generally used for commercial use, and the volume of its storing compartment 210 is generally larger, and refrigerator-freezer is generally used
Direct-cooled mode is freezed, therefore its internal frosting is more frequent.The present invention is by using rotary-type drying
Device 100 enters its internal air and is dried to refrigerator-freezer in its breathing process, reduces inside refrigerator-freezer
Frosting degree.
Present invention also offers a kind of control method of refrigeration plant 200, for controlling to refrigeration plant 200
Rotary-type drier 100 regenerated.
Fig. 7 is the schematic flow of the control method of refrigeration plant according to an embodiment of the invention 200
Figure.As shown in fig. 7, the control method includes step S702 to step S706.
Step S702, obtains the running status of the compressor 230 of refrigeration plant 200.
Whether step S704, judge compressor 230 in open state；If compressor 230 is in start shape
State, then perform step S706；Otherwise return and perform step S702.
Step S706, opens the blower fan 40 of refrigeration plant 200, by compressor 230 or condenser 240
The temperature of surrounding introduces the regeneration inlet channel 32 of rotary-type drier 100 higher than the hot-air of surrounding air
In, with the moisture absorption separated in chamber 11 pair connected with regeneration inlet channel 32 and regeneration outlet passageway 22
Material is regenerated.
In certain embodiments, in step S702, using temperature sensor detection compressor 230
Temperature；In step 704, can be sentenced according to the temperature of compressor 230 and the size of default temperature threshold
Whether disconnected compressor 230 is in open state.Specifically, when the temperature of compressor 230 reaches default temperature
During degree threshold value, judge that compressor 230 is in open state.
In further embodiments, in step S702, compressor 230 is detected using current sensor
Input current；In step 704, can be according to the input current of compressor 230 and default current threshold
Size, judge compressor 230 whether in open state.Specifically, when the input electricity of compressor 230
When stream reaches default current threshold, judge that compressor 230 is in open state.
In other embodiments, also refrigeration plant can be obtained by other modes well-known to those skilled in the art
The running status of 200 compressor 230；And sentenced using other modes well-known to those skilled in the art
Whether disconnected compressor 230 is in open state.
Running status by obtaining compressor 230 of the invention, and according to the fortune of the compressor 230 for getting
Whether row condition adjudgement compressor 230 is in open state, and is judging compressor 230 in open state
Shi Kaiqi blower fans 40, regeneration inlet channel is introduced by the hot-air around compressor 230 or condenser 240
Hygroscopic material is regenerated in 32, more fully to utilize the heat of compressor 230 or condenser 240.
In certain embodiments, the control method of the embodiment of the present invention also includes：Stop when compressor 230 is in
During machine state, the blower fan 40 of refrigeration plant 200 is closed down.After being shut down due to compressor 230, compressor 230
The waste heat for distributing with condenser 240 is smaller, and blower fan 40 is continued on and may result in unnecessary waste.
Therefore blower fan 40 can be closed down after the shutdown of compressor 230.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the invention
Multiple exemplary embodiments, but, without departing from the spirit and scope of the present invention, still can be according to this
Disclosure of invention directly determines or derives many other variations or modifications for meeting the principle of the invention.Cause
This, the scope of the invention should be understood and defined as covering all these other variations or modifications.
Claims (10)
1. a kind of refrigeration plant, including storing compartment and rotary-type drier, wherein the rotary-type drier
It is and described with the breathing inlet channel, regeneration inlet channel, the regeneration outlet passageway that are connected with external environment condition
The breathing outlet passageway of storing compartment connection, and multiple compartments that are mutually isolated and containing hygroscopic material
Room；Wherein
When the rotary-type drier is in the operating position of different rotational angles, the rotary-type drier
One separation chamber two ends respectively with it is described breathing inlet channel and the breathing outlet passageway connect；And
The rotary-type drier another separate the two ends of chamber respectively with the regeneration inlet channel and described
Regeneration outlet channel connection.
2. refrigeration plant according to claim 1, wherein
The entrance of the regeneration inlet channel is set adjacent to the compressor or condenser of the refrigeration plant.
3. refrigeration plant according to claim 2, also includes：
Blower fan, is configured to be higher than controllably surrounding air by the temperature around the compressor or the condenser
Hot-air be introduced into it is described regeneration inlet channel in, with pair with it is described regeneration inlet channel and the regeneration outlet
Hygroscopic material in the compartment room of channel connection is regenerated.
4. refrigeration plant according to claim 3, also includes：
Compressor behavior detection means, the running status for detecting the compressor；With
Control device, the fortune of the compressor for being detected according to the compressor behavior detection means
Whether row state, judge the compressor in open state, and
The blower fan is configured to be opened when the compressor is in open state.
5. refrigeration plant according to claim 4, wherein
The blower fan is configured to be closed down when the compressor is in stopped status.
6. refrigeration plant according to claim 2, wherein
The rotary-type drier is arranged in the compressor bin of the refrigeration plant, and the breathing outlet leads to
Road dries outlet pipe and is connected with the storing compartment via one；
The breathing inlet channel of the rotary-type drier dries air inlet pipeline and is connected with external environment condition via one,
And the entrance for drying air inlet pipeline is set away from the compressor and the condenser, so that away from described
The surrounding air of compressor and the condenser enters the breathing inlet channel.
7. refrigeration plant according to claim 1, wherein
The rotary-type drier includes the cylinder that can be rotated around central axial line and is covered in the cylinder two
Hold, fixed first end cap and the second end cap；Wherein
Multiple separation chambers are formed in the inner barrel, and direction along the central axial line extends and passes through
Wear the cylinder；
The breathing inlet channel and the regeneration inlet channel are formed in the first end and cover；
The breathing outlet passageway and the regeneration outlet passageway are formed on second end cap.
8. refrigeration plant according to claim 7, wherein
The quantity for separating chamber is four, four circumferencial directions point for separating chamber along the cylinder
Cloth；And
The rotary-type drier be in any operating position when, connect it is described breathing inlet channel and
It is described breathing outlet passageway separation chamber with connect it is described regenerate inlet channel and the regeneration outlet passageway
Separation chamber be oppositely arranged.
9. the control method of a kind of refrigeration plant for according to any one of claim 1~8, including：
Obtain the running status of the compressor of the refrigeration plant；
When the compressor is in open state, the blower fan of the refrigeration plant is opened, by the refrigeration
Temperature around the compressor or condenser of equipment introduces described rotary-type dry higher than the hot-air of surrounding air
In the regeneration inlet channel of dry device, with pair with the regeneration inlet channel and the regeneration outlet channel connection
Hygroscopic material in compartment room is regenerated.
10. control method according to claim 9, also includes：
When the compressor is in stopped status, the blower fan of the refrigeration plant is closed down.
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| CN201511025393.2A CN106931712A (en) | 2015-12-30 | 2015-12-30 | Refrigeration plant and its control method |
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| CN201511025393.2A CN106931712A (en) | 2015-12-30 | 2015-12-30 | Refrigeration plant and its control method |
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| CN111602019A (en) * | 2018-09-12 | 2020-08-28 | 广东美的白色家电技术创新中心有限公司 | Dehumidification device in refrigeration equipment, refrigeration equipment and dehumidification method |
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| CN118347215B (en) * | 2024-06-17 | 2024-08-23 | 安徽恒星世纪空调制冷设备有限公司 | Temperature and humidity control device and method for medicine cool room |
| CN119103788A (en) * | 2024-09-29 | 2024-12-10 | 汉福启东环境科技股份有限公司 | A tubular rotary dehumidifier for cold storage |
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