CN107830666A - A kind of refrigeration system and air-conditioning system - Google Patents
A kind of refrigeration system and air-conditioning system Download PDFInfo
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- CN107830666A CN107830666A CN201711222579.6A CN201711222579A CN107830666A CN 107830666 A CN107830666 A CN 107830666A CN 201711222579 A CN201711222579 A CN 201711222579A CN 107830666 A CN107830666 A CN 107830666A
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- refrigerant
- refrigeration system
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 66
- 238000004378 air conditioning Methods 0.000 title claims abstract description 25
- 239000003507 refrigerant Substances 0.000 claims abstract description 96
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 36
- 239000011737 fluorine Substances 0.000 claims abstract description 36
- 239000000498 cooling water Substances 0.000 claims abstract description 32
- 238000013461 design Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- 108091006146 Channels Proteins 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 5
- 102000010637 Aquaporins Human genes 0.000 claims description 4
- 108010063290 Aquaporins Proteins 0.000 claims description 4
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000010304 firing Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/05—Cost reduction
-
- 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
- F25B2600/00—Control issues
- F25B2600/13—Pump speed control
-
- 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
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2106—Temperatures of fresh outdoor air
Abstract
The invention provides refrigeration system and air-conditioning system, refrigeration system is made up of evaporator, finned cooler, temperature sensor, fluorine pump, compressor and controller；Controller controls the low-pressure gaseous refrigerant of evaporator to export to finned cooler when the Current Temperatures that temperature sensor gathers are less than design temperature, and exports the first control signal to fluorine pump, and the second control signal is exported to compressor；Conversely, exporting the 3rd control signal to compressor, and the 4th control signal is exported to fluorine pump；Fluorine pump drives low-temperature refrigerant to enter evaporator when receiving the first control signal；For compressor when receiving three control signals, compression and low pressure gaseous refrigerant enters condenser to form high-pressure gaseous refrigerant；Condenser causes gaseous refrigerant to carry out heat exchange with air to form low-temperature refrigerant；Evaporator causes low-temperature refrigerant to carry out heat exchange with cooling water to reduce the temperature of cooling water.Technical scheme provided in an embodiment of the present invention, power consumption are relatively low.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of refrigeration system and air-conditioning system.
Background technology
Traditional refrigeration system is usually compressor cooling pattern, specifically can be by compressor, condenser and evaporator structure
Into.Compressor may be inhaled the low pressure refrigerant gas of evaporator output, then compress it into the refrigerant gas of high pressure, for system
Refrigerant circulates offer power in cooling system, and the refrigerant gas of high pressure enters after condenser then can be with the air of outdoor
Exchanged heat to reduce its own temperature, be changed into liquid from gaseous state, the refrigerant of liquid then can be with evaporator after entering evaporator
Interior cooling water carries out heat exchange to reduce the temperature of cooling water, and forms low voltage refrigeration device gas.Accordingly, with refrigeration system
Corresponding tail end air conditioner device is then using the cooling water that evaporator is formed to (such as the service of data center of corresponding equipment
Device node) or region radiated.
In the refrigeration system that above-mentioned technical proposal provides, compressor needs continuous firing, could provide power so that refrigeration
Agent circulates in evaporator, condenser and throttling arrangement and provides cold, during compressor continuous firing, the electricity of refrigeration system
It can consume higher.
The content of the invention
The embodiments of the invention provide a kind of refrigeration system and air-conditioning system, the power consumption of refrigeration system is relatively low.
In a first aspect, the invention provides a kind of refrigeration system, including：
Evaporator, finned cooler, temperature sensor, fluorine pump, compressor and controller；Wherein,
The finned cooler and the temperature sensor are arranged at the specified location of outdoor environment；
The temperature sensor, for gathering the Current Temperatures of outdoor environment；
The controller, when the Current Temperatures for being gathered in the temperature sensor are less than design temperature, control
The low-pressure gaseous refrigerant of the evaporator output is exported to the finned cooler, and is controlled to fluorine pump output first
Signal, and export the second control signal to the compressor；It is not small in the Current Temperatures of temperature sensor collection
When design temperature, the low-pressure gaseous refrigerant of evaporator output is controlled to export to the compressor, and to the compression
Machine exports the 3rd control signal, and exports the 4th control signal to the fluorine pump；
The fluorine pump, for when receiving first control signal, driving what is formed in the finned cooler
Low-temperature refrigerant enters the evaporator；When receiving four control signal, stop being driven low-temperature refrigerant；
The compressor, for when receiving three control signal, compressing the low-pressure gaseous refrigerant of its reception
To form high-pressure gaseous refrigerant, driving high-pressure gaseous refrigerant enters the finned cooler；Receiving the second control
It is out of service during signal；
The finned cooler, for transmitting the gaseous refrigerant so that the gaseous refrigerant of transmission and outdoor ring
The air in border carries out heat exchange to form low-temperature refrigerant；
The evaporator, for transmitting the low-temperature refrigerant of its reception so that the low-temperature refrigerant of reception enters with cooling water
Row heat exchange is exported with reducing the temperature of cooling water after forming low-pressure gaseous refrigerant.
Preferably,
Also include：Fan module；Wherein,
The fan module is disposed in the outdoor the specified location of environment, for driving the configured institute of the air stream of outdoor environment
State the specified location of finned cooler.
Preferably,
The span of the design temperature includes：More than 14 DEG C, and less than 16 DEG C.
Preferably,
Also include：Cold-storage tank；Wherein, the cold-storage tank is connected with the finned cooler and the fluorine pump respectively.
Second aspect, the embodiments of the invention provide a kind of air-conditioning system, including any described refrigeration in first aspect
System.
Preferably,
The air-conditioning system, further comprises：Supply channel, water return pipeline, water pump and at least one tail end air conditioner device；Its
In,
The water pump is arranged on the supply channel；
The backwater end of evaporator is connected by the water return pipeline with each tail end air conditioner device in the refrigeration system,
The water supply end of evaporator is connected by the supply channel with each tail end air conditioner device in the refrigeration system；
The water pump, the cooling water formed in the evaporator for driving the refrigeration system are passed by the supply channel
Transport to each tail end air conditioner device；And the High-temperature cooling backwater formed in each tail end air conditioner device is driven by described time
Water lines are transmitted to the evaporator of the refrigeration system；
The tail end air conditioner device, for being radiated using the cooling water of reception to target device, and form High-temperature cooling
Backwater.
Preferably,
The air-conditioning system, further comprises：Closed type water tank；Wherein, the closed type water tank is arranged on the supply channel
On.
The embodiments of the invention provide a kind of refrigeration system and air-conditioning system, and refrigeration system is by evaporator, fluorine pump, compression
Machine, controller and it is disposed in the outdoor the temperature sensor of specified location and finned cooler in environment and forms；Outdoor environment
Temperature relatively low (being less than design temperature) when, the gaseous refrigerant inside finned cooler can pass through finned condensation
The outdoor air of device and lower temperature carries out the heat exchange of greater efficiency, therefore, outdoor environment is gathered using temperature sensor
Current Temperatures, the working condition of fluorine pump and compressor is controlled according to the Current Temperatures of outdoor environment by controller, when
And if only if when the Current Temperatures of outdoor environment are not less than design temperature, compressor is just operated, and is performed to evaporator output
Low-pressure gaseous refrigerant is compressed to form high-pressure gaseous refrigerant, and drives high-pressure gaseous refrigerant to enter finned condensation
Device, so that high-pressure gaseous refrigerant carries out heat by the outdoor air of higher temperature in finned cooler and outdoor environment
Exchange to form low-temperature refrigerant, now fluorine pump is without work；On the contrary, the Current Temperatures in outdoor environment are less than design temperature
When, the low pressure refrigerant of evaporator output can then be directly entered finned cooler, so that low-pressure gaseous refrigerant passes through
The outdoor air of finned cooler and lower temperature in outdoor environment carries out heat exchange to form low-temperature refrigerant, it is only necessary to logical
Cross in fluorine pump driving finned cooler the low-temperature refrigerant formed and enter evaporator, now compressor is without work.It is comprehensive
It is upper visible, in refrigeration system provided in an embodiment of the present invention, compressor without continuous firing, the power consumption of refrigeration system compared with
It is low.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of structural representation for refrigeration system that one embodiment of the invention provides；
Fig. 2 is a kind of structural representation for air-conditioning system that one embodiment of the invention provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, the embodiments of the invention provide a kind of refrigeration system, including：
Evaporator 101, finned cooler 102, temperature sensor 103, fluorine pump 104, compressor 105 and controller 106；
Wherein,
The finned cooler 102 and the temperature sensor 103 are arranged at the specified location of outdoor environment；
The temperature sensor 103, for gathering the Current Temperatures of outdoor environment；
The controller 106, the Current Temperatures for being gathered in the temperature sensor 103 are less than design temperature
When, the low-pressure gaseous refrigerant for controlling the evaporator 101 to export is exported to the finned cooler 102, and to the fluorine
Pump 104 exports the first control signal, and exports the second control signal to the compressor 105；In the temperature sensor 103
When the Current Temperatures of collection are not less than design temperature, the low-pressure gaseous refrigerant for controlling the evaporator 101 to export exports
The 3rd control signal is exported to the compressor 105, and to the compressor 105, and is controlled to the fluorine pump 104 output the 4th
Signal processed；
The fluorine pump 104, for when receiving first control signal, driving in the finned cooler 102
The low-temperature refrigerant of formation enters the evaporator 101；When receiving four control signal, stop to low-temperature refrigerant
It is driven；
The compressor 105, for when receiving three control signal, compressing the low-pressure gaseous refrigeration of its reception
To form high-pressure gaseous refrigerant, driving high-pressure gaseous refrigerant enters the finned cooler 102 for agent；Receiving second
It is out of service during control signal；
The finned cooler 102, for transmitting the gaseous refrigerant so that the gaseous refrigerant of transmission and outdoor
The air of environment carries out heat exchange to form low-temperature refrigerant；
The evaporator 101, for transmitting the low-temperature refrigerant of its reception so that the low-temperature refrigerant and cooling water of reception
Heat exchange is carried out to reduce the temperature of cooling water, and is exported after forming low-pressure gaseous refrigerant.
In embodiment as shown in Figure 1, refrigeration system is by evaporator, fluorine pump, compressor, controller and is disposed in the outdoor
The temperature sensor of specified location and finned cooler are formed in environment；The temperature of outdoor environment is relatively low (to be less than setting
Temperature) when, the gaseous refrigerant inside finned cooler can pass through finned cooler and the outdoor air of lower temperature
Carry out greater efficiency heat exchange, therefore, using temperature sensor gather outdoor environment Current Temperatures, by controller according to
The Current Temperatures of outdoor environment are controlled to the working condition of fluorine pump and compressor, the Current Temperatures of and if only if outdoor environment
During not less than design temperature, compressor is just operated, perform to evaporator output low-pressure gaseous refrigerant be compressed with
High-pressure gaseous refrigerant is formed, and drives high-pressure gaseous refrigerant to enter finned cooler, so that high-pressure gaseous is freezed
Agent carries out heat exchange to form low-temperature refrigerant by the outdoor air of higher temperature in finned cooler and outdoor environment, this
When fluorine pump without work；On the contrary, when the Current Temperatures of outdoor environment are less than design temperature, the low voltage refrigeration of evaporator output
Agent can then be directly entered finned cooler, so that low-pressure gaseous refrigerant passes through in finned cooler and outdoor environment
The outdoor air of lower temperature carries out heat exchange to form low-temperature refrigerant, it is only necessary to is driven by fluorine pump in finned cooler
The low-temperature refrigerant of formation enters evaporator, and now compressor is without work.As fully visible, it is provided in an embodiment of the present invention
In refrigeration system, compressor is relatively low without continuous firing, the power consumption of refrigeration system.
Based on embodiment as shown in Figure 1, in one embodiment of the invention, the output of condenser of evaporator 101 can be with
It is connected by the first pipeline with the input of finned cooler 102, corresponding first magnetic valve can be set on the first pipeline；
The output of condenser of evaporator 101 can also can be connected by the second pipeline with the input of compressor 105, compressor
105 output end is connected by the 3rd pipeline with the input of finned cooler 102, can also be set on the second pipeline corresponding
Second solenoid valve.In this way, when the Current Temperatures that controller can then gather in temperature sensor are less than design temperature, control first
Magnetic valve is opened, and controls second solenoid valve to close, and realizes that the low-pressure gaseous refrigerant of control evaporator output passes through the first pipe
Road is exported to finned cooler；Accordingly, controller can also be in the Current Temperatures that temperature sensor gathers not less than setting temperature
When spending, control second solenoid valve is opened, and controls the first closed electromagnetic valve simultaneously, realizes the low-pressure gaseous of control evaporator output
Refrigerant is exported to compressor by the second pipeline.
Based on embodiment as shown in Figure 1, in one embodiment of the invention, the output end of finned cooler 102 can be with
It is connected by the 4th pipeline with the refrigerant input of evaporator 101, the 3rd magnetic valve can be set on the 4th pipeline；It is finned cold
The output end of condenser 102 can be also connected by the 5th pipeline with the input of fluorine pump 104, and the output end of fluorine pump 104 can pass through
6th pipeline is connected with the refrigerant input of evaporator 101, also settable 4th magnetic valve on the 5th pipeline or the 6th pipeline.
In this way, when the Current Temperatures that controller can then gather in temperature sensor are less than design temperature, the 4th magnetic valve of control is opened, and
Control the 3rd closed electromagnetic valve so that fluorine pump can drive the low-temperature refrigerant formed in finned cooler to pass through the 5th pipeline
Enter evaporator with the 6th Pipe transfer；Accordingly, the Current Temperatures that controller can also gather in temperature sensor, which are not less than, to be set
When constant temperature is spent, the 3rd magnetic valve of control is opened, and controls the 4th closed electromagnetic valve simultaneously, now, cold due to the work of compressor
The low-temperature refrigerant formed in condenser is high pressure conditions, and the low-temperature refrigerant of high pressure conditions can then pass through the 4th without the driving of fluorine pump
Pipeline enters evaporator.
Based on previous embodiment, because the low-temperature refrigerant for being formed and being exported in finned cooler is probably high-pressure gas-liquid
Mixture, therefore, corresponding throttling arrangement (such as expansion valve) can be set in the refrigerant input of evaporator, pass through throttling
The low-temperature refrigerant of 4th pipeline or the 6th Pipe transfer further freeze to form the low pressure liquid of extremely low temperature by device
State refrigerant is output in evaporator, the low-pressure, liquid refrigerant of extremely low temperature can the fabulous cooling water with evaporator enter
Row heat exchange is to reduce the temperature of cooling water in evaporator.
Specifically, the span of the design temperature includes：More than 14 DEG C, and less than 16 DEG C.
In one embodiment of the invention, in addition to：Fan module (not shown in accompanying drawing)；Wherein, the fan module is set
The specified location in outdoor environment is put, for driving the specific bit of the configured finned cooler of the air stream of outdoor environment
Put.The specified location that finned cooler is set is flowed quickly through by the air of fan module driving outdoor environment so that condensation
Air in the low-pressure gaseous refrigerant and outdoor environment that are transmitted in device carries out more preferable heat exchange with rapid condensation into liquid.
In one embodiment of the invention, the refrigeration system, in addition to：Cold-storage tank (not shown in accompanying drawing)；Wherein, it is described
Cold-storage tank is connected with the finned cooler and the fluorine pump respectively.
Based on previous embodiment, when fluorine pump is connected by the 5th pipeline with the output end of finned cooler in refrigeration system
When, cold-storage tank may be provided on the 5th pipeline, and now, the 4th pipeline can be connected with cold-storage tank.
By setting cold-storage tank in refrigeration systems so that a part of cryogenic refrigeration that finned cooler is formed and exported
Agent is storable in cold-storage tank, when finned cooler can not continue to provide low-temperature refrigerant, to be stored in cold-storage tank
Refrigerant can be transferred to evaporator to continue the temperature of the cooling water in reduction evaporator, improve the reliable of refrigeration system
Property.
It should be appreciated that the output end of finned cooler can also set corresponding device for drying and filtering, by dried
Processing is dried to the low-temperature cooling media for being formed and being exported in finned cooler in filter.
The embodiments of the invention provide the refrigeration system provided in a kind of air-conditioning system, including any one embodiment of the invention
System.The relatively low refrigeration system of power consumption is applied in the air-conditioning system, so that the power consumption of the air-conditioning system also phase
To relatively low.
As shown in Fig. 2 in one embodiment of the invention, the air-conditioning system, further comprise：Supply channel 201, backwater
Pipeline 202, water pump 203 and at least one tail end air conditioner device 204；Wherein, the pump of water 203 is arranged on the supply channel 201
On；The backwater end of evaporator 101 passes through the water return pipeline 202 and each tail end air conditioner device in the refrigeration system 205
204 are connected, and the water supply end of evaporator 101 is empty by the supply channel 201 and each end in the refrigeration system 205
Device 204 is adjusted to be connected；The water pump 203, the cooling water formed in the evaporator 101 for driving the refrigeration system 205 pass through
The supply channel 201 is transmitted to each tail end air conditioner device 204；And drive in each tail end air conditioner device 204 and formed
High-temperature cooling backwater transmitted by the water return pipeline 202 to the evaporator 101 of the refrigeration system 205；The end is empty
Device 204 is adjusted, for being radiated using the cooling water of reception to target device, and forms High-temperature cooling backwater.
Embodiment as shown in Figure 2, each tail end air conditioner device can pass through the steaming of supply channel, water return pipeline and refrigeration system
Send out device and form a water circulation system, water pump is arranged on supply channel so that what is formed in the evaporator of refrigeration system is relatively low
The cooling water of temperature can be transferred to each tail end air conditioner device under the driving of water pump by supply channel, so that each end is empty
Device is adjusted to be radiated using the cooling water of supply channel transmission to target device (such as server node of data center), together
When, the High-temperature cooling backwater formed in each tail end air conditioner device can be transferred to the evaporator of refrigeration system by water return pipeline again,
High-temperature cooling backwater then can carry out heat exchange to form lower temperature in evaporator with entering the low-temperature refrigerant of evaporator
Cooling water, the water of the circulatory system can be recycled.
Based on embodiment as shown in Figure 2, the air-conditioning system, further comprise：Closed type water tank (not shown in accompanying drawing)；
Wherein, the closed type water tank is arranged on the supply channel 201.Closed type water tank is arranged on supply channel so that in evaporator
When the low-temperature cooling water for being formed and being exported is output to each tail end air conditioner device by supply channel, part low-temperature cooling water can store
In closed type water tank, so as to the sub-cooled when evaporator can not continue to provide cryogenic refrigeration but water, stored in closed type water tank
Water can be transferred to each tail end air conditioner device to continue to radiate to target device under the driving of water pump, improve air-conditioning system
The reliability of system.
It should be appreciated that corresponding brass ball valve, pressure detecting dress can also be set on supply channel or water return pipeline
Put, the equipment such as expansion drum to be to detect and control the relevant parameter of water circulation system, it is ensured that being capable of safe operation along the circulatory system.
It should be appreciated that the refrigeration system that each embodiment of the present invention provides may apply to a variety of different types and rule
In the air-conditioning system of lattice, it is particularly suitable for use in and is deployed in the air-conditioning system of data center, can largely reduces the electric energy of data center
Consumption.
In summary, each embodiment of the present invention at least has the advantages that：
1st, in one embodiment of the invention, refrigeration system is by evaporator, fluorine pump, compressor, controller and is disposed in the outdoor
The temperature sensor of specified location and finned cooler are formed in environment；The temperature of outdoor environment is relatively low (to be less than setting
Temperature) when, the gaseous refrigerant inside finned cooler can pass through finned cooler and the outdoor air of lower temperature
Carry out greater efficiency heat exchange, therefore, using temperature sensor gather outdoor environment Current Temperatures, by controller according to
The Current Temperatures of outdoor environment are controlled to the working condition of fluorine pump and compressor, the Current Temperatures of and if only if outdoor environment
During not less than design temperature, compressor is just operated, perform to evaporator output low-pressure gaseous refrigerant be compressed with
High-pressure gaseous refrigerant is formed, and drives high-pressure gaseous refrigerant to enter finned cooler, so that high-pressure gaseous is freezed
Agent carries out heat exchange to form low-temperature refrigerant by the outdoor air of higher temperature in finned cooler and outdoor environment, this
When fluorine pump without work；On the contrary, when the Current Temperatures of outdoor environment are less than design temperature, the low voltage refrigeration of evaporator output
Agent can then be directly entered finned cooler, so that low-pressure gaseous refrigerant passes through in finned cooler and outdoor environment
The outdoor air of lower temperature carries out heat exchange to form low-temperature refrigerant, it is only necessary to is driven by fluorine pump in finned cooler
The low-temperature refrigerant of formation enters evaporator, and now compressor is without work.As fully visible, it is provided in an embodiment of the present invention
In refrigeration system, compressor is relatively low without continuous firing, the power consumption of refrigeration system.
2nd, in one embodiment of the invention, the air of outdoor environment is driven to flow quickly through setting by fan module finned cold
The specified location of condenser so that the air in the low-pressure gaseous refrigerant and outdoor environment that are transmitted in condenser carries out preferably heat
Exchange with rapid condensation into liquid.
3rd, in one embodiment of the invention, by setting cold-storage tank in refrigeration systems so that finned cooler is formed simultaneously
A part of low-temperature refrigerant of output is storable in cold-storage tank, to continue to provide cryogenic refrigeration in finned cooler
During agent, the refrigerant stored in cold-storage tank can be transferred to evaporator to continue the temperature of the cooling water in reduction evaporator,
Improve the reliability of refrigeration system.
4th, in one embodiment of the invention, each tail end air conditioner device can pass through supply channel, water return pipeline and refrigeration system
Evaporator forms a circulatory system, and water pump is arranged on supply channel so that what is formed in the evaporator of refrigeration system is relatively low
The cooling water of temperature can be transferred to each tail end air conditioner device under the driving of water pump by supply channel, so that each end is empty
Device is adjusted to be radiated using the cooling water of supply channel transmission to target device (such as server node of data center), together
When, the High-temperature cooling backwater formed in each tail end air conditioner device can be transferred to the evaporator of refrigeration system by water return pipeline again,
High-temperature cooling backwater then can carry out heat exchange to form lower temperature in evaporator with entering the low-temperature refrigerant of evaporator
Cooling water, the water of the circulatory system can be recycled.
5th, in one embodiment of the invention, closed type water tank is arranged on supply channel so that what is formed and exported in evaporator is low
When warm cooling water is output to each tail end air conditioner device by supply channel, part low-temperature cooling water is storable in closed type water tank,
So that when evaporator can not continue to provide cryogenic refrigeration but water, the low-temperature cooling water stored in closed type water tank can be in water pump
Each tail end air conditioner device is transferred under driving to continue to radiate to target device, improves the reliability of air-conditioning system.
It should be noted that herein, such as first and second etc relational terms are used merely to an entity
Or operation makes a distinction with another entity or operation, and not necessarily require or imply and exist between these entities or operation
Any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-
It is exclusive to include, so that process, method, article or equipment including a series of elements not only include those key elements,
But also the other element including being not expressly set out, or also include solid by this process, method, article or equipment
Some key elements.In the absence of more restrictions, by sentence " including the key element that a 〃 〃 " is limited, it is not excluded that
Other identical factor in the process including the key element, method, article or equipment also be present.
It is last it should be noted that：Presently preferred embodiments of the present invention is the foregoing is only, is merely to illustrate the skill of the present invention
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made within the spirit and principles of the invention,
Equivalent substitution, improvement etc., are all contained in protection scope of the present invention.
Claims (7)
- A kind of 1. refrigeration system, it is characterised in that including：Evaporator, finned cooler, temperature sensor, fluorine pump, compressor and controller；Wherein,The finned cooler and the temperature sensor are arranged at the specified location of outdoor environment；The temperature sensor, for gathering the Current Temperatures of outdoor environment；The controller, when the Current Temperatures for being gathered in the temperature sensor are less than design temperature, described in control The low-pressure gaseous refrigerant of evaporator output is exported to the finned cooler, and is believed to the control of fluorine pump output first Number, and export the second control signal to the compressor；It is not less than in the Current Temperatures of temperature sensor collection During design temperature, the low-pressure gaseous refrigerant of evaporator output is controlled to export to the compressor, and to the compressor The 3rd control signal is exported, and the 4th control signal is exported to the fluorine pump；The fluorine pump, for when receiving first control signal, driving the low temperature formed in the finned cooler Refrigerant enters the evaporator；When receiving four control signal, stop being driven low-temperature refrigerant；The compressor, for when receiving three control signal, compressing the low-pressure gaseous refrigerant of its reception with shape Into high-pressure gaseous refrigerant, driving high-pressure gaseous refrigerant enters the finned cooler；Receiving the second control signal When, it is out of service；The finned cooler, for transmitting the gaseous refrigerant so that the gaseous refrigerant of transmission and outdoor environment Air carries out heat exchange to form low-temperature refrigerant；The evaporator, for transmitting the low-temperature refrigerant of its reception so that the low-temperature refrigerant of reception carries out heat with cooling water Exchange to reduce the temperature of cooling water, and exported after forming low-pressure gaseous refrigerant.
- 2. refrigeration system according to claim 1, it is characterised in thatAlso include：Fan module；Wherein,The fan module is disposed in the outdoor the specified location of environment, for driving the configured wing of the air stream of outdoor environment The specified location of chip type condenser.
- 3. refrigeration system according to claim 1, it is characterised in thatThe span of the design temperature includes：More than 14oC, and it is less than 16oC.
- 4. according to any described refrigeration system in claims 1 to 3, it is characterised in thatAlso include：Cold-storage tank；Wherein, the cold-storage tank is connected with the finned cooler and the fluorine pump respectively.
- 5. a kind of air-conditioning system, it is characterised in that including any described refrigeration system in Claims 1-4.
- 6. air-conditioning system according to claim 5, it is characterised in thatThe air-conditioning system, further comprises：Supply channel, water return pipeline, water pump and at least one tail end air conditioner device；Wherein,The water pump is arranged on the supply channel；The backwater end of evaporator is connected by the water return pipeline with each tail end air conditioner device in the refrigeration system, described The water supply end of evaporator is connected by the supply channel with each tail end air conditioner device in refrigeration system；The water pump, the cooling water formed in the evaporator for driving the refrigeration system by the supply channel transmit to Each tail end air conditioner device；And the High-temperature cooling backwater formed in each tail end air conditioner device is driven to pass through the return pipe Transmit to the evaporator of the refrigeration system on road；The tail end air conditioner device, for being radiated using the cooling water of reception to target device, and form High-temperature cooling backwater.
- 7. air-conditioning system according to claim 6, it is characterised in thatThe air-conditioning system, further comprises：Closed type water tank；Wherein, the closed type water tank is arranged on the supply channel.
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| CN201711222579.6A CN107830666A (en) | 2017-11-29 | 2017-11-29 | A kind of refrigeration system and air-conditioning system |
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| CN201711222579.6A CN107830666A (en) | 2017-11-29 | 2017-11-29 | A kind of refrigeration system and air-conditioning system |
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| CN201711222579.6A Pending CN107830666A (en) | 2017-11-29 | 2017-11-29 | A kind of refrigeration system and air-conditioning system |
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| WO2021114862A1 (en) * | 2019-12-13 | 2021-06-17 | 华为技术有限公司 | Compressor-fluorine pump combined air conditioning system |
| CN115175521A (en) * | 2022-06-30 | 2022-10-11 | 阿里巴巴（中国）有限公司 | Dry cooler, control method of dry cooler, electronic device and storage medium |
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Application publication date: 20180323 |