CN108378128A - A kind of cooling system of multistage temperature control damping - Google Patents
A kind of cooling system of multistage temperature control damping Download PDFInfo
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- CN108378128A CN108378128A CN201810362726.8A CN201810362726A CN108378128A CN 108378128 A CN108378128 A CN 108378128A CN 201810362726 A CN201810362726 A CN 201810362726A CN 108378128 A CN108378128 A CN 108378128A
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- cooling system
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- evaporator
- condenser
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- 238000001816 cooling Methods 0.000 title claims abstract description 59
- 238000013016 damping Methods 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims description 32
- 239000003507 refrigerant Substances 0.000 claims description 32
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005057 refrigeration Methods 0.000 abstract description 13
- 239000013589 supplement Substances 0.000 abstract description 3
- 235000013339 cereals Nutrition 0.000 description 12
- 238000009833 condensation Methods 0.000 description 10
- 230000005494 condensation Effects 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 7
- 238000007791 dehumidification Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000005138 cryopreservation Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000003642 hunger Nutrition 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000037351 starvation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000010725 compressor oil Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/10—Freezing; Subsequent thawing; Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B7/00—Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention relates to cooler technical field more particularly to a kind of cooling systems of multistage temperature control damping, include at least three the first damping temperature-controlling system, the second cooling system and third cooling system cooling systems；The first damping temperature-controlling system includes the first compressor connected by pipeline, the connection of the first condenser and hot coil；The second cooling system includes by sequentially connected second compressor of pipeline, the second condenser, throttle valve, the second evaporator, and second evaporator connect to form refrigerating circuit by pipeline with the second compressor；Third cooling system is identical as the second refrigeration system.Temperature control debugging is carried out by the first damping temperature-controlling system, the second cooling system and third cooling system carry out linkage refrigeration, it needs to brake according to refrigeration and is turned on or off second, third cooling system so that supplement of second, third cooling system as the first damping temperature-controlling system.
Description
Technical field
The present invention relates to cooler technical field more particularly to a kind of cooling systems of multistage temperature control damping.
Background technology
In Grain Trade food storage, average grain temperature is in 15 DEG C of hereinafter referred to as cryopreservations, and average grain temperature is at 15 DEG C
- 20 DEG C are known as quasi-low-temperature storage.The cryopreservation of grain is generally acknowledged green, environmental protection, safe, of good preservation effect storage side
Method.With the improvement of people's living standards, the requirement to grain security and green non-pollution is higher and higher.Grain cooling machine has
Ensure the advantages that bulk grain cooling, fresh-keeping, reduction insecticide use, usage quantity is more and more.
In order to meet refrigerating capacity, existing grain cooling machine is generally freezed using multiple compressors, in application process
In simply the refrigeration system of multiple compressors is overlapped extensively, while together interruption refrigeration and be stopped, cannot will
The advantage of multiple compressors gives full play to.On humid control, generally the paddy drying unit with humidity adjusting function does not go out
For mouth of a river humidity 90% or more, and in the case where leaving air temp is certain, humidity is can not to be adjusted.There is portion in existing market
Point product dehumidifies using electrically heated mode, and electrical heating is mounted on grain cooling machine, due to have a large amount of condensed water and
Electrical heating is in direct contact, and not only has the risk of electric leakage but also energy consumption is very high, while also increasing the maximum power of grain cooling machine, is made
Power increases, and has raised installation, use cost.
Invention content
Stop when being opened when for above-mentioned existing cereal cooling driers, be unable to effective cooperation refrigeration, cause energy waste loss equipment,
This cold ineffective problem, while itself does not have dehumidification function, the present invention provides a kind of coolings of multistage temperature control damping
System needs to open compressor set refrigeration successively according to refrigeration, while utilizing the heat of itself by multi-compressor group joint refrigeration
Exchanger carries out heating and dehumidification, improves the comprehensive utilization of the energy, and device structure is simple, convenient for control.
The purpose of the present invention is achieved through the following technical solutions：A kind of cooling system of multistage temperature control damping, feature exist
In including at least three the first damping temperature-controlling system, the second cooling system and third cooling system cooling systems；
The first damping temperature-controlling system includes the first compressor, and first compressor air-discharging end passes through first pipe and first
Condenser connects, and the first condenser connection is connect by third pipeline with the first evaporator, is installed on the third pipeline
There are throttle valve, first evaporator to be connect with the first compressor by the 4th pipeline；First compressor passes through the second pipe
Road is connect with hot coil, and the hot coil is connected by the third pipeline between the 5th pipeline and throttle valve and the first condenser；
The second cooling system includes being steamed by sequentially connected second compressor of pipeline, the second condenser, throttle valve, second
Device is sent out, second evaporator connect to form refrigerating circuit by pipeline with the second compressor；
Further include third cooling system, the third cooling system includes being sequentially connected third compressor, third condenser, throttling
The refrigerating circuit that valve, third evaporator are formed.
Further, second solenoid valve is installed on the second pipe, the first electromagnetism is installed in the first pipe
Valve.
Further, the third pipeline is equipped with liquid storage device, and the liquid storage device is located at throttle valve and third pipeline and the
Between five pipeline junctions, the refrigerant of the third pipeline and the 5th pipeline flows into the liquid storage device, cold in the liquid storage device
Matchmaker flows to throttle valve.
Further, the 4th pipeline is equipped with gas-liquid separator.
Further, the throttle valve is equipped with temperature sensing package, and the temperature sensing package, which perceives, to be connected on the 4th pipeline with the first compressor
Connect the temperature of front end.
Further, the hot coil, the first evaporator, the second evaporator, third evaporator are arranged in order.
Compared with the prior art, the advantage of the invention is that：
1. the refrigerant after compressor compresses can be transported to the first condensation by the present invention by the way that first pipe and second pipe is arranged
Device and hot coil.Therefore, it according to cooling and dehumidifying different demands, adjusts refrigerant and passes through between first pipe and second pipe
Refrigerant is all entered the first condenser by ratio when being not required to dehumidifying by first pipe, when needing to dehumidify, can by refrigerant part or
Person all enters hot coil by the second conduit and dehumidifies.Refrigeration is had no effect on while being dehumidified, by itself
Thermal cycle dehumidifies, and energy saving to subtract material without in addition increasing dehumidification device, dehumidifying is safe and reliable.
2. the present invention, liquid storage device can reduce the fluctuation that refrigerant enters the first evaporator flow, and second solenoid valve 16 is opened
When hot plate pipeline is carried out into dehumidified state, hot plate pipeline 13 does not enter the closing of dehumidified state second solenoid valve 16, cold in system
The internal circulating load of the total volume of matchmaker and refrigerant be it is different, but participating in the total amount of refrigerant that refrigerating ring follows will be excessive, works as refrigerant
When excessive, unit high pressure will be made excessively high, lead to the system failure, it is also possible to which extra refrigerant, which cannot be evaporated, makes liquid refrigerants
Into compressor, very capacity makes compressor oil starvation, loses lubrication, and compressor is burnt out.
3. the present invention, increase gas-liquid separator prevents the liquid refrigerants of non-evaporating completely from entering compressor, especially originally
The heating coil of humidity tune is increased in systems.
4. the present invention, linkage refrigeration is carried out by the first damping temperature-controlling system and the second cooling system, according to refrigeration needs
Braking is turned on or off the second cooling system so that supplement of the second cooling system as the first damping temperature-controlling system.
5. the present invention, linkage system is carried out by the first damping temperature-controlling system, the second cooling system and third cooling system
It is cold, it needs to brake according to refrigeration and is turned on or off second, third cooling system so that second, third cooling system is as the
The supplement of one damping temperature-controlling system.
Description of the drawings
Fig. 1 is the present embodiment the first damping temperature-controlling system principle schematic；
Fig. 2 is the cooler principle schematic of the present embodiment two-stage temperature control damping；
Fig. 3 is the cooler principle schematic of the present embodiment multistage temperature control damping；
Fig. 4 is the cooler work step schematic diagram of the present embodiment multistage temperature control damping；
Fig. 5 is that the present embodiment multistage temperature control damping cools down unit front view structure intention；
Fig. 6 is intended to for the present embodiment multistage temperature control damping cooler stereochemical structure；
Fig. 7 is that the present embodiment multistage temperature control damping cools down side view intention.
Shown in figure label：
1, third compressor, 2, third condensation fan, 3, third condenser, 4, third evaporator, the 5, second compressor, 6, second
Condensation fan, the 7, second condenser, the 8, second evaporator, the 9, first compressor, the 10, first condensation fan, the 11, first condensation
Device, the 12, first evaporator, 13, hot coil, 14, liquid storage device, 15, gas-liquid separator, 16, second solenoid valve, the 17, first condensation
Device solenoid valve, 18, cup foot, 19, control cabinet, 20, pressure gauge, 22, air outlet, 23, leaving air temp sensor, 24, go out rheumatism
Spend sensor, 25, inlet air temperature sensor, 26, centrifugal blower frequency converter, 27, draft gear, 28, drawing handle, 29, chassis,
911, first pipe, 913, second pipe, 1112, third pipeline, the 129, the 4th pipeline, the 1311, the 5th pipeline, 101, throttling
Valve, 1011, temperature sensing package.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, from beginning to end phase
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached drawing
It is illustrative when the embodiment of description, it is only used for explaining the present invention, and be not construed as limiting the claims.
Below in conjunction with attached drawing, the description present invention.
As shown in Figs. 1-3, a kind of paddy drying system of multistage temperature control damping, including the first damping temperature-controlling system, second
Cooling system and third cooling system.The first damping temperature-controlling system includes the first compressor 9,9 row of the first compressor
Gas port is connect by first pipe 911 with the first condenser 11, and the first solenoid valve 17 is equipped in the first pipe 911.The
One condenser 11 is connect by pipeline with liquid storage device 14, refrigerant in the first condenser 11 after liquefaction by pipeline from described first
11 outlet end of condenser is exported to storage in liquid storage device 14, and refrigerant exports successively from the liquid storage device 14 through throttle valve 101 and the
One evaporator 12 is transported to the first compressor 9.The throttle valve 101 is equipped with temperature sensing package 1011, the perception of the temperature sensing package 1,011 the
The temperature of front end is connect on four pipelines 129 with the first compressor 9.Refrigerant pass sequentially through the first compressor 9, the first condenser 11,
Liquid storage device 14, throttle valve 101 and the first evaporator 12 form a refrigerating circuit.First compressor, 9 exhaust outlet also passes through
Two pipelines 913 are connect with 13 input terminal of hot plate pipeline, and 13 output end of hot plate pipeline is connect with the liquid storage device 14.Described
It is provided with second solenoid valve 16 on two pipelines 913.Therefore, first compressor 9, hot plate pipeline 13, liquid storage device 14, throttle valve
101, the first evaporator 12 is in turn connected to form refrigerated dehumidification circuit.Between first evaporator, 12 and first compressor 9
Pipeline also pass through gas-liquid separator 15.
When controlling humidity, when humidity continues 5~10 minutes higher than the first setting value, control system opens the second electromagnetism
Valve 16 enters hot coil 13 through a 19 compressed refrigerant part of the first compressor at this time, humidity is higher than the air of setting value
Heating, thus lowers the humidity of air outlet, Wen Shengyue high humility will be lower.
Liquid storage device 14 can reduce the fluctuation that refrigerant enters the flow of evaporator, increase preventing not completely for gas-liquid separator
The liquid refrigerants of evaporation enters compressor, especially this heating coil for increasing humidity tune in systems；Hot plate pipeline 13 into
Second solenoid valve 16 is opened when row enters dehumidified state, when hot plate pipeline 13 is not beaten without dehumidified state second solenoid valve 16, is
The internal circulating load of total volume and refrigerant of refrigerant in system is different, the refrigerant ring of system when second solenoid valve 16 is closed
It follows volume to become smaller, but the total amount for participating in the refrigerant that refrigerating ring follows will be excessive, when refrigerant is excessive, unit height will be made to press through
Height leads to the system failure, it is also possible to which extra refrigerant, which cannot be evaporated, makes liquid refrigerants enter compressor, and very capacity makes compression
Machine oil starvation loses lubrication, and compressor is burnt out.And increase liquid storage device 14 can so that extra refrigerant remains in liquid storage device, liquid separation
Device 15 can make liquid refrigerants without compressor being separated into the liquid refrigerants before compressor, so that it is guaranteed that system
It is normal to run and prevent above-mentioned event from occurring.
When humidity continues 5~10 minutes higher than the second setting value, system opens second solenoid valve 16, closes the first electromagnetism
The high temperature and pressure refrigerant that first compressor 9 compresses all is delivered to 13 heating and dehumidification of hot coil, is thus formed and do not removed by valve 17
Wet, 1 grade of dehumidifying, 2 grades of 3 kinds of dehumidifying schemes to dehumidify.
The second cooling system includes sequentially connected second compressor 5, the second condenser 7, throttle valve, the second evaporation
The refrigerating circuit that device 8 is formed.
The third cooling system includes sequentially connected third compressor 1, third condenser 3, throttle valve, third evaporation
The refrigerating circuit that device 4 is formed.
As shown in Figures 5 to 7, a kind of cooling unit of multistage temperature control damping includes the first damping temperature-controlling system, the
Two cooling system, the third cooling system, control system and mounting bracket.The mounting bracket includes being equipped with idler wheel and foot
The chassis 29 of cup 18,29 one end of the chassis are equipped with draft gear 27, and the other end is equipped with drawing handle 28.The chassis 29
On holder is installed, the holder forms three installation spaces, and the first damping temperature control system is sequentially installed in the installation space
System, the second cooling system, third cooling system, first condenser 11, the second condenser 7 and third condenser 3 top
It is separately installed with the first condensation fan 10, the second condensation fan 6 and third condensation fan 2.First condenser 11, second is cold
Three installation spaces of condenser 7 and the lower section of third condenser 3, three installation spaces are separately installed with air outlet 22, hot coil 13,
First evaporator 12, the second evaporator 8, third evaporator 4 and air inlet 30.The air inlet 30 is equipped with 31 He of centrifugal blower
Inlet air temperature sensor 25 is equipped with leaving air temp sensor 23 and air-out humidity sensor 24 in the air outlet 22.It is described
Supporting rack side is equipped with control cabinet 19, and the control cabinet 19 is built-in to be equipped with control system.The centrifugal blower 31 passes through setting
Centrifugal blower frequency converter 26 in 19 side of control cabinet controls.
The mode that the present invention, multi-stage refrigerating and frequency conversion supply air system coordinate control carries out energy adjustment, keeps cereal cold
But machine can adjust one or more compressor to control refrigerating capacity, and frequency conversion fan controls air quantity, and control is coordinated in the two control
Leaving air temp adapts to the requirement of the variation and air outlet constant temperature of ambient temperature.Step as shown in Figure 4, unit are opened, first
Start the first damping temperature-controlling system（Include the system of dehumidifying hot coil）Frequency conversion centrifugal blower 31 and No. 1 condensation fan are opened, is sent
The temperature and humidity of air port mounting temperature sensor 23 and 24 detection air port 22 of humidity sensor simultaneously extremely controls data transmission
System.Whether control system will open the second cooling system according to the demand estimation of temperature setting, and control system detects air outlet
Temperature, same procedure start third cooling system or close the second cooling system.Meanwhile control system is arranged according to humidity
Demand estimation whether to open second solenoid valve 16, control system detects the temperature of air outlet, and same procedure closes the first electricity
Magnet valve 17 closes second solenoid valve 16.
The solenoid valve in second solenoid valve 16 and the first condenser solenoid valve 17 described in this patent can also use electronics
Expansion valve or can proportional regulation type valve member, using electronic expansion or can example adjust do valve member, can be connected according to temperature and humidity value
Continuous proportion expression is adjusted, and the flow for the refrigerant for entering dehumidifying hot coil can be controlled with ratio.The wave of humiture can be reduced in this way
It is dynamic, increase the stability of humidity.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of the embodiment of the method for the present invention, is actually not limited thereto.So if the ordinary skill of this field
Personnel are enlightened by it, without departing from the spirit of the invention, without creatively designing and the technical solution phase
As mode and embodiment, be within the scope of protection of the invention.
Claims (6)
1. a kind of cooling system of multistage temperature control damping, which is characterized in that include at least the first damping temperature-controlling system, the second cooling
Three cooling systems of system and third cooling system；
The first damping temperature-controlling system includes the first compressor（9）, first compressor（9）Exhaust end passes through first pipe
（911）With the first condenser（11）Connection, first condenser（11）Connection passes through third pipeline（1112）With the first evaporation
Device（12）Connection, the third pipeline（1112）On throttle valve is installed（101）, first evaporator（12）Pass through the 4th pipe
Road（129）With the first compressor（9）Connection；First compressor（9）Pass through second pipe（913）With hot coil（13）Even
It connects, the hot coil（13）Pass through the 5th pipeline（1311）With throttle valve（101）With the first condenser（11）Between third pipe
Road（1112）Connection；
The second cooling system includes passing through sequentially connected second compressor of pipeline（5）, the second condenser（7）, throttle valve,
Second evaporator（8）, second evaporator（8）Pass through pipeline and the second compressor（5）Connection forms refrigerating circuit；
Further include third cooling system, the third cooling system includes being sequentially connected third compressor（1）, third condenser
（3）, throttle valve, third evaporator（4）The refrigerating circuit of formation.
2. the cooling system of multistage temperature control damping according to claim 1, which is characterized in that the second pipe（913）
On second solenoid valve is installed（16）, the first pipe（911）On the first solenoid valve is installed（17）.
3. the cooling system of multistage temperature control damping according to claim 1, which is characterized in that the third pipeline（1112）
It is equipped with liquid storage device（14）, the liquid storage device（14）Positioned at throttle valve（101）With third pipeline（1112）With the 5th pipeline
（1311）Between junction, the third pipeline（1112）With the 5th pipeline（1311）Refrigerant flow into the liquid storage device（14）,
The liquid storage device（14）Interior refrigerant flows to throttle valve（101）.
4. the cooling system of multistage temperature control damping according to claim 1, which is characterized in that the 4th pipeline（129）
It is equipped with gas-liquid separator（15）.
5. the cooling system of multistage temperature control damping according to claim 1, which is characterized in that the throttle valve（101）If
There is temperature sensing package（1011）, the temperature sensing package（1011）Perceive the 4th pipeline（129）Upper and the first compressor（9）Connect the temperature of front end
Degree.
6. the cooling system of the multistage temperature control damping according to claim 1-5 any one, which is characterized in that the hot plate
Pipe（13）, the first evaporator（12）, the second evaporator（8）, third evaporator（4）It is arranged in order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362726.8A CN108378128B (en) | 2018-04-20 | 2018-04-20 | Multistage temperature control and humidity control cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362726.8A CN108378128B (en) | 2018-04-20 | 2018-04-20 | Multistage temperature control and humidity control cooling system |
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| CN108378128A true CN108378128A (en) | 2018-08-10 |
| CN108378128B CN108378128B (en) | 2024-03-19 |
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| CN201810362726.8A Active CN108378128B (en) | 2018-04-20 | 2018-04-20 | Multistage temperature control and humidity control cooling system |
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2018
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| US20160334143A1 (en) * | 2015-05-12 | 2016-11-17 | Shanghai Ocean University | Switchable two-stage and cascade marine energy-saving ultralow-temperature refrigeration system |
| CN106322595A (en) * | 2016-08-18 | 2017-01-11 | 深圳市共济科技股份有限公司 | Refrigeration and dehumidification system, refrigeration and dehumidification method and refrigeration and dehumidification air conditioner for data centres |
| CN107062443A (en) * | 2016-12-28 | 2017-08-18 | 冯新华 | Twin-stage dehumidification type temperature-adjustable dehumidifier |
| CN107894047A (en) * | 2017-12-14 | 2018-04-10 | 铨高科技（珠海）股份有限公司 | Air conditioner in machine room refrigeration system and its humidity control method |
| CN208708603U (en) * | 2018-04-20 | 2019-04-09 | 浙江青风环境股份有限公司 | A kind of cooling system of multistage temperature control damping |
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