CN206251568U - The cooling system that a kind of solar energy absorption type refrigeration is closed with liquid cold junction - Google Patents

Abstract

The utility model is related to the cooling system that a kind of solar energy absorption type refrigeration is closed with liquid cold junction, including solar energy absorption type refrigeration device, also include cooling device, the air conditioning terminal for server machine cabinet heat radiation and the liquid cooled module for being exchanged heat with server euthermic chip, the solar energy absorption type refrigeration device is connected to form circulation loop by pipeline with air conditioning terminal, and cooling device is connected to form circulation loop by pipeline with liquid cooled module.This patent is by combining solar energy absorption type refrigeration technology and liquid refrigeration technique, highly effective refrigeration, ensure the radiating requirements of server, solve the problems, such as computer room hot-spot, solar energy can be made full use of to produce chilled water auxiliary heat dissipation in the case of without electric compression refrigerating apparatus again, reduce computer room PUE values and power consumption, energy-conserving and environment-protective.

Description

The cooling system that a kind of solar energy absorption type refrigeration is closed with liquid cold junction

Technical field

This patent is related to air conditioner in machine room field of radiating, and in particular to a kind of solar energy absorption type refrigeration and dissipating that liquid cold junction is closed Hot systems.

Background technology

Statistics shows, China IDC in 2014（Internet data center）Year, power consumption was more than 828.5 hundred million degree（Quite In having burnt more than 30,000,000 tons of standard coals）, the total amount of whole society's electricity consumption then 1.5% is accounted for, the increased CO2 discharge capacitys of institute exceed 80000000 tons.Under energy-conservation with environmentally friendly two great societies development topic, data center's energy resource consumption huge behind constrains China The further development of energy-saving and emission-reduction work.No matter data center（Or server cabinet）How is scale, and they have one jointly Point：All include the equipment that can radiate, and the heat for distributing must drain, but plus temperature equipment in the case of relatively low life-span more It is long, and can run more quickly, this causes that air conditioner in machine room is widely applied in data center, directly results in air conditioner in machine room Power consumption accounts for the 40% of data center's power consumption, and the accessory building such as the periphery office supporting with data center, O＆M and dormitory exists Winter needs substantial amounts of heat to solve the problems, such as heating, in conventional design, heating need boiler or heat pump to solve, it is necessary to The non-renewable energy resources such as a large amount of coals, fuel oil, natural gas are consumed, a large amount of CO2 that wherein fossil feedstock combustion process kind is produced are The main cause of greenhouse effects, and the emission such as dust and sour gas severe contamination environment in power generation process are caused, to people Body health causes damage, therefore, how in the case where server in machine room equipment regular service conditions is ensured, reduce in computer room to greatest extent The energy consumption of air-conditioning system and to periphery auxiliary facility provide more preferably the energy for heating be data center module operation industry face A major issue.

Compressor is the main power-consuming component of air-conditioning system, and noise is big during operation, therefore when how to reduce compressor operating Between even removal compressor be reduce energy consumption of machine room key.In the Chinese invention patent application of Publication No. CN102734979A In provide a kind of solar absorption refrigeration system, including for the evaporator of refrigerant sweat cooling, inhaled using absorbent The absorber of refrigerant vapour is received, for the generator of heating evaporation refrigerant solution, for the condensation of refrigerant vapour heat release Device, condensed device absorption refrigeration agent steam discharges heat to cooling water again after absorber absorption absorption process heat；Also include one The individual solar heating system including solar thermal collector and heat collection water tank, the solar heating system is used for heating generator Middle refrigerant solution.

The technical scheme make use of the principle of Absorption Refrigerator, eliminate compressor, and by the use of clean energy resource as heat Source drives, it is to avoid mentioned above to introduce outdoor cold air and brought using the refrigeration modes of gas gas honeycomb heat exchanger Defect, while energy consumption is also reduced, but the swift and violent growth of the fast-developing and data traffic requirement with IT technologies, hyperpyrexia With increasing, the power more and more higher of single frame promotes computer room the phenomenon of hot-spot occur to density server, therefore, only Only it is radiating requirements that traditional air cooled mode will be difficult to meet server.

A kind of gate-type heat pipe air conditioner and liquid are provided in the Chinese invention patent application of Publication No. CN104703449A The server cabinet cooling system that device for cooling is combined, including liquid-cooled suit business device rack, the liquid-cooled suit business device rack include rack Cabinet and machine is set it is engaged in device in the multiple liquid-cooled suits in cabinet cabinet, to carry out direct liquid cold to liquid-cooled suit business device to be provided with liquid cooling apparatus Radiating, being additionally provided with gate-type heat pipe air conditioner carries out auxiliary heat dissipation.The technical scheme carries out main refrigeration, rack using liquid-cooling heat radiation technology Level heat pipe heat radiation technology carries out auxiliary cooling, although high cooling efficiency, effect is good, is not in the problem of hot-spot, but Gate-type heat pipe air conditioner therein includes cooling-water machine, and the core component in cooling-water machine remains as compressor, without solution energy consumption of machine room Excessive problem.

How solar energy absorption type refrigeration and liquid refrigeration technique to be combined together, as technical problem urgently to be resolved hurrily.

Utility model content

In order to overcome the deficiencies in the prior art, this patent provides the radiating that a kind of solar energy absorption type refrigeration is closed with liquid cold junction System, by combining solar energy absorption type refrigeration technology and liquid refrigeration technique, highly effective refrigeration, it is ensured that the radiating requirements of server, solution Certainly the problem of computer room hot-spot, can make full use of solar energy to produce chilled water in the case of without electric compression refrigerating apparatus again Auxiliary heat dissipation, reduces computer room PUE values and power consumption, energy-conserving and environment-protective.

For the cooling system closed for a kind of solar energy absorption type refrigeration of this patent and liquid cold junction, above-mentioned technical problem is So solve：The cooling system that a kind of solar energy absorption type refrigeration is closed with liquid cold junction, including solar energy absorption type refrigeration Device, also including cooling device, the air conditioning terminal for server machine cabinet heat radiation and for being exchanged heat with server euthermic chip Liquid cooled module, the solar energy absorption type refrigeration device is connected to form circulation loop by pipeline with air conditioning terminal, cooling dress Put and be connected to form circulation loop with liquid cooled module by pipeline.

Solar energy is a kind of inexhaustible green clean energy resource, therefore, it is hot as driving by the use of solar energy The solar energy absorption type refrigeration device in source is except that can significantly reduce cooling system energy consumption, energy saving and produce positive society Can and economic benefit beyond, also with cleanliness without any pollution and using it is safe the characteristics of.Using solar energy absorption type refrigeration device knot Closing the air conditioning terminal that rack is installed nearby can efficiently take away the distributed heat of server：Because air conditioning terminal is used for server Rack directly radiates, even if so the EAT of calculator room equipment is brought up into more than 23 DEG C also disclosure satisfy that radiating requirements, carrying High wind pushing temperature and cooling effectiveness；70% ~ 80% heat is taken away by liquid cooled module in other server, in server remaining Distributed heat allow further to improve wind pushing temperature to more than 27 DEG C, and 8-10 DEG C of chilled water temperature, Ke Yixian can be improved Write the Energy Efficiency Ratio of raising system.Advantage using the heat of the cold main heater members of mode takeaway service device of liquid is：Server Between 50 ~ 70 DEG C, the liquid cooled module for being radiated only needs 30 ~ 40 DEG C of liquid heat exchange to be situated between to temperature when euthermic chip normally runs Matter can meet radiating requirements, and liquid cooled module is using hot tube high-efficiency heat conduction and liquid heat transfer medium specific heat capacity is big, heat convection Hurry up, the features such as evaporation latent heat is big, the heat of server efficiently taken to outside computer room with reference to cooling device, so as to reach preferably Radiating effect.The advantage of both this patent combination solar energy absorption type refrigeration technology and liquid refrigeration technique, by solar absorption system The air conditioning terminal that device for cooling is radiated is responsible for the heat of the heater element outside takeaway service device euthermic chip, and cooling device coordinates The heat of liquid cooled module takeaway service device euthermic chip, refrigerating efficiency is improved while energy-conserving and environment-protective, solves computer room part The problem of overheat, without electric compressor in cooling system operation, energy-saving effect is notable, while reducing noise.

Further, the air conditioning terminal is used to be arranged side by side with server cabinet.

Multiple rows of server cabinet arranged side by side is provided with general computer room, forms closed cold logical between two row's server cabinets Road, air conditioning terminal is mounted opposite side by side with server cabinet, and the cold air of blowout enters in the cold passage of closing, enters after liquidating In server, make cold air more uniformly spreading in the server, preferably absorb other in addition to server euthermic chip The heat of element, absorbs the stream of hot air that is formed after heat to the return air inlet of air conditioning terminal, the shape again after heat release in air conditioning terminal Into cold air, so circulation.

Further, the air conditioning terminal is used to be arranged on the back of server cabinet.

Element in server in addition to chip, its caloric value only occupies the 20%~30% of server caloric value, using air Heat loss through convection is sufficient for its radiating requirements, although good using the liquid refrigeration technique effect that radiated, however it is necessary that additionally laying energy The pipeline for flowing liquid, and in order to allow all elements of server internal to carry out liquid-cooling heat radiation, the design of required pipeline also compares It is more complicated, therefore, it is not suitable for unifying server heater element liquid-cooling heat radiation herein, but simple structure is used, easily implement Air conditioning terminal be arranged on the back of server cabinet, by will be changed in the blowing hot air in server to air conditioning terminal Heat.

Further, the air conditioning terminal includes gate-type cold-water heat exchanger and the wind in gate-type cold-water heat exchanger Machine；The gate-type cold-water heat exchanger is connected to form circulation loop by pipeline with solar energy absorption type refrigeration device.

Further, the liquid cooled module includes heat pipe part, cooled plate, current collector and distributor, heat pipe part one Hold for being exchanged heat with server euthermic chip, the other end is contacted with cooled plate；The distributor, cooled plate, current collector and cooling Device passes sequentially through pipeline and connects to form circulation loop in order.

The caloric value of server euthermic chip occupies server caloric value 70%~80%, and liquid cooled module is led using hot tube high-efficiency The heat and cold heat transferring medium specific heat capacity of liquid is big, fast heat convection and carried out to server euthermic chip the features such as big evaporation latent heat Heat exchange so that the internal temperature of server euthermic chip normally runs between being maintained at 50 ~ 65 DEG C；Receive described heat pipe part one end When hot, the liquid rapid vaporization in pipe flows to other end under the power of thermal diffusion, i.e., the one end being connected with cooled plate is cold Coalescence discharges heat, and that one end being heated then is flowed back to again, and so circulation incessantly passes the heat of server euthermic chip It is delivered in cooled plate；Exchanged heat by heat pipe part between chip and cooled plate, it is ensured that the middle fluid media (medium) of cooled plate is occurring The normal work of server euthermic chip is not interfered with during leakage, and heat pipe part and cooled plate have thermal resistance low and heat conduction The characteristics of efficiency high, drive evaporative condenser circulation without external force, it is possible to achieve quick conductive.Data center machine room includes multiple Server, individually each server euthermic chip is carried out radiating be it is unpractiaca, it is wasting while also easily because close The equipment of collection and produce potential safety hazard, this patent is applied in the fluid that cooled plate in each server flows out by current collector Medium is concentrated in together, and after cooling device carries out radiating treatment, then fluid media (medium) is assigned into each water by distributor In cold drawing, equipment and pipeline needed for reducing radiating treatment, reduces cost reduce the space for taking computer room.

Further, the cooling device includes cooling tower and plate type heat exchanger, and cooling tower is changed by pipeline with board-like Hot device connects to form circulation loop, and liquid cooled module is connected to form circulation loop with plate type heat exchanger by pipeline；The cooling tower Water supply tank is equipped between plate type heat exchanger, plate type heat exchanger and liquid cooled module.

When there is evaporating loss in heat transfer process in fluid media (medium) or is taken away by air due to splashing, moisturizing Case fluid medium can be supplemented in time, the internal pressure in stabilization cooling device, it is ensured that the safe operation of cooling device.

Further, the solar energy absorption type refrigeration device includes Absorption Refrigerator and solar heat source module, Absorption Refrigerator is connected to form circulation loop with air conditioning terminal by pipeline, and solar heat source module leads to Absorption Refrigerator Pipeline is crossed to connect to form circulation loop.

Solar energy is absorbed using solar heat source module, also can be in data while to Absorption Refrigerator offer thermal source The energy that the accessory buildings such as the supporting periphery office of the heart, O＆M and dormitory provide cleanliness without any pollution is used to heat, and greatly reduces Energy consumption.

Further, the Absorption Refrigerator includes being in turn connected to form in order the generation of refrigerant circulation loop Device, condenser, choke valve, evaporator and absorber, evaporator are connected to form circulation loop by pipeline with air conditioning terminal, occur Device is connected to form circulation loop by pipeline with solar heat source module, and generator is connected to form absorption by pipeline with absorber Agent circulation loop.

According to the principle of Absorption Refrigerator, refrigerant evaporates in evaporator, absorbs the heat of gate-type cold-water heat exchanger, Then the refrigerant for evaporating is absorbed in absorber by the boiling point concentrated solution high compared with refrigerant, forms weak solution；Weak solution passes through The circulation loop that absorber is connected with generator, flows in generator, and generator absorbs the heat of solar heat source module, because Concentrated solution boiling point originally is higher so that refrigerant first evaporates, and flows to condenser；Concentrated solution is returned again to by circulation loop Absorber absorbs the refrigerant of evaporation；Within the condenser, refrigerant condensation release heat, and flow into choke valve；Choke valve system Make environment under low pressure, and refrigerant boiling point reduction under low pressure, it is meant that refrigerant can evaporate at low temperature, then in low pressure Refrigerant flow into evaporator in, repeated evaporation absorb gate-type cold-water heat exchanger heat the step of.Wherein absorber requires low temperature, Because the concentrated solution in absorber under low-temperature condition can condense the refrigerant of evaporation, so that preferably absorption refrigeration agent；Hair Raw device requirement high temperature, because the weak solution in generator is easier to evaporate refrigerant at high operating temperatures, and solution heat exchange Device makes to flow back to the high temperature concentrated solution of absorber in circulation loop from generator, with the low temperature weak solution that generator is flowed to from absorber Exchanged heat, effectively using energy, improved operating efficiency.

Further, the solar heat source module includes solar thermal collector and hot water storage tank, and solar thermal collector leads to Cross pipeline to be connected to form circulation loop with hot water storage tank, hot water storage tank is connected to be formed with Absorption Refrigerator and loops back by pipeline Road.

The heat being collected into from solar thermal collector first can be stored in hot water storage tank, it is to avoid heat overflows, and causes wave Take, then the heat in hot water storage tank is transported in Absorption Refrigerator as thermal source, because only that daytime is just present using too The possibility of positive energy, so heat source module is without the heat directly utilized in solar thermal collector, but first will by hot water storage tank Heat storage, drastically increases heat source module reliability of operation.

Further, assisted heating device and heating interface are provided with the hot water storage tank.

The assisted heating device be electric heater or other utilize industrial exhaust heat, the heater of used heat.Work as night Or winter solar is when can radiate wretched insufficiency, cause solar thermal collector to be absorbed to enough solar energy, be delivered to storage Heat in hot tank is tailed off so that heat storage tank is delivered to the shortage of heat of single-effective absorption refrigerating machine, and now, cooling system can be opened Dynamic auxiliary heater ensure to have in hot water storage tank enough heat transfers in Absorption Refrigerator as thermal source, when in the winter time Hot water storage tank also provides domestic hot-water by the interface that heats using solar energy to data center's periphery auxiliary facility, reduces dirty Dye, energy saving.

Brief description of the drawings

Fig. 1 is the system construction drawing of this patent.

Fig. 2 is that the another of air conditioning terminal sets schematic diagram.

Fig. 3 is the structural representation of cooling device.

Fig. 4 is another structural representation of solar energy absorption type refrigeration device.

Specific embodiment

Embodiment 1：

The cooling system that a kind of solar energy absorption type refrigeration as shown in Figure 1 is closed with liquid cold junction, including server cabinet 000th, solar energy absorption type refrigeration device 500 and cooling device（Do not marked in figure）, the server cabinet 000 include rack Cabinet 001 and multiple servers 002；The cooling system also include located at server cabinet 000 air conditioning terminal 400 and with The liquid cooled module 300 of the heat exchange of server euthermic chip 003, the solar energy absorption type refrigeration device 500 passes through pipeline and air-conditioning The connection of end 400 forms circulation loop, and cooling device is connected to form circulation loop by pipeline with liquid cooled module 300.

Solar energy is a kind of inexhaustible green clean energy resource, therefore, it is hot as driving by the use of solar energy The solar energy absorption type refrigeration device 500 in source is except that can significantly reduce cooling system energy consumption, energy saving and produce positive Social and economic benefit beyond, also with cleanliness without any pollution and using it is safe the characteristics of.Due to various heatings in server 002 The caloric value height of chip 003 differs, and all or part of euthermic chip 003 can be selected to access radiating system in actual applications Radiated in system, it is also possible in selecting main euthermic chip 003 in server to access cooling system.This patent is using nearby Distributed heat of the takeaway service device 112 of air conditioning terminal 400 of air-supply in addition to server euthermic chip 003, can improve and send Air temperature improves cooling system efficiency, while using the main euthermic chip of direct liquid cooling takeaway service device 002 to more than 27 DEG C 003 caloric value.Liquid cooled module 300 is using the high-efficiency heat conduction of heat pipe part 004 and liquid heat transfer medium specific heat capacity be big, convection current is changed The features such as heat is fast, evaporation latent heat is big, takes the heat of server 002 outside computer room to, so as to reach more preferable radiating effect.This is specially Profit combines the advantage of solar energy absorption type refrigeration technology and both liquid refrigeration techniques, is carried out by solar energy absorption type refrigeration device 500 The air conditioning terminal 400 of radiating is responsible for the heat of the heater element outside takeaway service device euthermic chip 003, and cooling device fluid,matching is cold The heat of the takeaway service device euthermic chip 003 of module 300, refrigerating efficiency is improved while energy-conserving and environment-protective, solves computer room office The problem of portion's overheat, without electric compressor in cooling system operation, energy-saving effect is notable, while reducing noise.

The liquid cooled module 300 includes heat pipe part 004, cooled plate 005, current collector 008 and distributor 009, heat pipe The one end of part 004 is exchanged heat with server euthermic chip 003, and the other end is contacted with cooled plate 005；The distributor 009, feed liquor connects Connect branch pipe 007, cooled plate 005, go out liquid connecting branch 006, current collector 008 and pass sequentially through pipeline in order with cooling device to be connected Form circulation loop.

The caloric value of server euthermic chip occupies server caloric value 70%~80%, and liquid cooled module 300 is changed using liquid is cold Thermal medium specific heat capacity is big, server euthermic chip 003 is exchanged heat the characteristics of heat convection is fast so that server euthermic chip Internal temperature be maintained at 50 ~ 65 DEG C between normally run；When described one end of heat pipe part 004 is heated, the liquid in pipe is rapid Vaporization, flows to other end under the power of thermal diffusion, i.e., the one end being connected with cooled plate 005 condenses and discharge heat, so Flow back to that one end being heated again afterwards, so circulation is incessantly by the heat transfer of server euthermic chip 003 to cooled plate 005 In；Exchanged heat by heat pipe part 004 between chip 003 and cooled plate 005, it is ensured that the middle fluid media (medium) of cooled plate 005 is in hair The normal work of server euthermic chip 003 is not interfered with during raw leakage, and the heat pipe part 004 is high using low thermal resistance Effect passage of heat, liquid evaporation and condensation cycle are driven without external force, heat is quickly conducted.Data center machine room includes many Individual server 002, individually each server euthermic chip 003 is carried out radiating be it is unpractiaca, it is wasting while also holding Potential safety hazard easily is produced because of intensive equipment, this patent is applied in the water in each server 002 by current collector 008 The fluid media (medium) of the outflow of cold drawing 005 is concentrated in together, and after cooling device carries out natural cooling radiating treatment, then fluid is situated between Matter is assigned in each cooled plate 005 by distributor 009, equipment and pipeline needed for reducing radiating treatment, reduces cost, Reduce the space for taking computer room.

The air conditioning terminal 400 includes gate-type cold-water heat exchanger 011 and the wind in gate-type cold-water heat exchanger 011 Machine 012, the gate-type cold-water heat exchanger 011 is located at the back of server cabinet 000, by pipeline and solar energy absorption type refrigeration The connection of device 500 forms circulation loop.

Element in server 002 in addition to chip 003, its caloric value only occupies the 20%~30% of the caloric value of server 002, Its radiating requirements is sufficient for using cross-ventilation radiating, although good using the liquid refrigeration technique effect that radiated, however it is necessary that volume Outer laying can make the pipeline that liquid flows, and in order to allow all heater elements of server internal to carry out liquid-cooling heat radiation, required pipe The design on road is also more complicated, therefore, it is not suitable for unifying the inner member of server 002 liquid-cooling heat radiation herein, but use knot Structure is simple, and the gate-type cold-water heat exchanger 011 and blower fan 012 easily implemented carry out cross-ventilation radiating, will be serviced by blower fan 012 Blowing hot air in device 002, rack cabinet 001 or even server cabinet 000 is to being changed in gate-type cold-water heat exchanger 011 Heat.

The solar energy absorption type refrigeration device 500 includes Absorption Refrigerator 100 and solar heat source module 200, The Absorption Refrigerator 100 is connected to form circulation loop with gate-type cold-water heat exchanger 011 by pipeline, solar heat source module 200 are connected to form circulation loop with Absorption Refrigerator 100 by pipeline.

Solar energy is absorbed using solar heat source module 200, also can be while providing thermal source to Absorption Refrigerator 100 The energy that the accessory buildings such as the supporting periphery office of data center, O＆M and dormitory provide cleanliness without any pollution is used to heat, greatly Reduce energy consumption.

The Absorption Refrigerator 100 include be sequentially connected in order generator 101, condenser 102, choke valve 103, Evaporator 104 and absorber 105, evaporator 104 are connected to form circulation loop by pipeline with gate-type cold-water heat exchanger 011, hair Raw device 101 is connected to form circulation loop by pipeline with solar heat source module 200, and generator 101 passes through pipeline and absorber 105 connections form circulation loop；Circulation loop between the generator 101 and absorber 105 is provided with solution heat exchanger 107。

According to the principle of Absorption Refrigerator, refrigerant evaporates in evaporator 104, absorbs gate-type cold-water heat exchanger 011 Heat, the refrigerant for then evaporating absorbs in absorber 105 by the boiling point concentrated solution high compared with refrigerant, forms weak solution； Weak solution is flowed in generator 101 by the circulation loop that absorber 105 is connected with generator 101, and generator 101 absorbs the sun The heat of energy heat source module 200, because original concentrated solution boiling point is higher so that refrigerant first evaporates, and flows to condenser 102 In；Concentrated solution returns again to the refrigerant that absorber 105 absorbs evaporation by circulation loop；In condenser 102, refrigerant condensation Release heat, and flow into choke valve 103；The manufacture environment under low pressure of choke valve 103, and refrigerant boiling point reduction under low pressure, meaning Taste refrigerant can be evaporated at low temperature, and during then the refrigerant in low pressure flows into evaporator 104, repeated evaporation absorbs door The step of formula 011 heat of cold-water heat exchanger.Wherein absorber requires low temperature, because dense in absorber 105 under low-temperature condition Solution can condense the refrigerant of evaporation, so that preferably absorption refrigeration agent；Generator 101 requires high temperature, because in high temperature shape Weak solution under state in generator 101 is easier to evaporate refrigerant, and solution heat exchanger 107 makes in circulation loop from generation Device 101 flows back to the high temperature concentrated solution of absorber 105, is changed with the low temperature weak solution that generator 101 is flowed to from absorber 105 Heat, effectively using energy, improves operating efficiency.

The solar heat source module 200 includes solar thermal collector 201 and hot water storage tank 203, solar thermal collector 201 It is connected to form circulation loop with hot water storage tank 203 by pipeline, the hot water storage tank 203 is connected by pipeline with generator 101 Form circulation loop；Assisted heating device 205 is provided with the hot water storage tank 203.

The assisted heating device 205 be electric heater or other utilize industrial exhaust heat, the heater of used heat.The very night When evening or winter solar can radiate wretched insufficiency, cause solar thermal collector 201 to be absorbed to enough solar energy, transmit Tailed off to the heat in heat storage tank 203 so that heat storage tank 203 is delivered to the shortage of heat of single-effective absorption refrigerating machine, now, dissipated Hot systems can start assisted heating device 205 and ensure there are enough heat transfers to conduct in generator 101 in hot water storage tank 203 Thermal source.

The operation principle of this patent is as follows：

S1：Refrigerant evaporates in evaporator 104, absorbs the heat of gate-type cold-water heat exchanger 011, the refrigeration then evaporated Agent is absorbed in absorber 105 by the boiling point concentrated solution high compared with refrigerant, forms weak solution；

S2：By the pump of solution pump 106 in generator 101, generator 101 absorbs the heat of hot water storage tank 203 to weak solution, Because concentrated solution boiling point originally is higher so that refrigerant first evaporates, and flow to condenser 102；

S3：Concentrated solution returns again to the refrigerant that absorber 105 absorbs evaporation by the solution pump 106 in circulation loop, together When solution heat exchanger 107 make to flow back to the high temperature concentrated solution of absorber 105 in circulation loop from generator 101, and from absorber The 105 low temperature weak solutions for flowing to generator 101 are exchanged heat, and effectively using energy, improve operating efficiency；

S4：In condenser 102, refrigerant condensation release heat, and flow into choke valve 103；Choke valve 103 manufactures low Pressure ring border, and refrigerant boiling point reduction under low pressure, it is meant that refrigerant can evaporate at low temperature, then the system in low pressure Cryogen is flowed into evaporator 104, and next step returns to step S1.

In step sl, the method for work of the gate-type cold-water heat exchanger 011 is as follows：

S11：The gate-type cold-water heat exchanger 011 conveys the hot-air for coming with blower fan 012 and is cooled down, the sky after cooling Gas back flows back into rack cabinet 001, and the heat of the inner member of takeaway service device 002 is sufficient for clothes using cross-ventilation radiating Element radiating demand in business device 002 in addition to chip 003, simple structure server euthermic chip；

S12：The gate-type cold-water heat exchanger 011 is rejected heat in evaporator 104 by chilled water pump 010.

Above-mentioned steps are taken away except the heat of the outer other elements of chip 003, and the liquid cooled module 300 takes away heat in chip 003 The method of work of amount is as follows：

S111：Described one end of heat pipe part 004 absorbs the heat of server euthermic chip 003, and the other end discharges heat To in cooled plate 005, it is ensured that fluid media (medium) does not interfere with server euthermic chip when leaking in cooled plate 005 003 normal work, and the heat pipe part 004 utilizes low thermal resistance high-efficiency heat conduction passage, and liquid evaporation is driven without external force And condensation cycle, heat is quickly conducted；

S112：Server cabinet 000 includes multiple servers 002, and current collector 008 is corresponding by multiple servers 002 The fluid media (medium) of the outflow of multiple cooled plates 005 is concentrated in together, after cooling device carries out natural cooling radiating treatment, then will Fluid media (medium) is assigned in each cooled plate 005 by distributor 009, equipment and pipeline needed for reducing radiating treatment, drop Low cost, reduces the space for taking computer room.

In step s 2, the method for work of the hot water storage tank 203 is as follows：

S21：Solar thermal collector 201 is delivered to hot water storage tank 203 by the solar energy that the first thermal source pump 202 will be absorbed to In；

S32：Then during hot water storage tank 203 transfers heat to generator 101, when solar energy is sufficient, hot water storage tank 203 Remaining heat after transmission can constantly be stored, energy saving；When night or winter solar can radiate wretched insufficiency When, assisted heating device 205 can be started, it is ensured that there are enough heats to be delivered to by Secondary Heat Source pump 204 in hot water storage tank 203 In generator 101, increase the stability of a system.

Embodiment 2：

As shown in Fig. 2 ~ 4, the embodiment is that the server cabinet 000 has multiple with the difference of embodiment 1, To be arranged side by side, corresponding air conditioning terminal 400 also has multiple, and the air conditioning terminal 400 is installed on server cabinet 000 side by side Between.

Multiple rows of server cabinet 000 arranged side by side is provided with general computer room, forms closed between two row's server cabinets 000 Cold passage, air conditioning terminal 400 is mounted opposite, and the cold air of blowout enters in server 002 into after liquidating in cold passage, makes cold Air more uniformly spreading in server 002, preferably absorbs the heat of the other elements in addition to server euthermic chip 003 Amount, absorbs the stream of hot air formed after heat to the return air inlet of air conditioning terminal 400, is re-formed after heat release in air conditioning terminal 400 Cold air, so circulation.

In specific implementation process, the air conditioning terminal 400 is air-conditioning between row, installed in the row of multiple server cabinets 000 Between, realistic device rack 000 is radiated, with reference to heat pipe part 004 and the thermal resistance of cooled plate 005 be low and heat transfer efficiency spy high Point, even if the EAT of calculator room equipment is brought up into more than 27 DEG C also disclosure satisfy that radiating requirements, improve wind pushing temperature and Cooling effectiveness.

The cooling device includes cooling tower 605 and plate type heat exchanger 603, and cooling tower 605 is changed by pipeline with board-like The connection of hot device 603 forms circulation loop, distributor 009, feed liquor connecting branch 007, cooled plate 005, go out liquid connecting branch 006, Current collector 008 passes sequentially through pipeline with cooling device and is connected to form circulation loop in order；The cooling tower 605 and plate-type heat-exchange Water supply tank 601 is equipped between device 603, plate type heat exchanger 603 and distributor or current collector.

During operation, it flow in plate type heat exchanger 603 by the first water pump 602 from the fluid media (medium) of the outflow of current collector 008 Row heat exchange, then flow back into distributor 009；Cooling agent in cooling tower 605 flow to plate type heat exchanger by the second water pump 604 Exchanged heat in 603.Occurs evaporating loss in heat transfer process or due to splashing by air band when fluid media (medium) or cooling agent When walking, water supply tank 601 fluid medium or cooling agent can be supplemented in time, the inside pressure in stabilization cooling device Power, it is ensured that the safe operation of cooling device.

In specific implementation process, cooling tower is radiated by the way of natural cooling, energy-conserving and environment-protective.

The evaporator 104 is connected to form circulation loop with air conditioning terminal 400 by pipeline.

Heating interface 206 is additionally provided with the hot water storage tank 203.

The solar energy that hot water storage tank 203 is received using solar thermal collector 201, by heating, interface 206 can be to data Central peripheral auxiliary facility provides domestic hot-water, and cleanliness without any pollution, energy consumption is relatively low.

Claims (10)

1. the cooling system that a kind of solar energy absorption type refrigeration is closed with liquid cold junction, including solar energy absorption type refrigeration device, it is special Levy and be, also including cooling device, the air conditioning terminal for server machine cabinet heat radiation and for being changed with server euthermic chip The liquid cooled module of heat, the solar energy absorption type refrigeration device is connected to form circulation loop by pipeline with air conditioning terminal, cools down Device is connected to form circulation loop by pipeline with liquid cooled module.

2. the cooling system that a kind of solar energy absorption type refrigeration according to claim 1 is closed with liquid cold junction, it is characterised in that The air conditioning terminal is used to be arranged side by side with server cabinet.

3. the cooling system that a kind of solar energy absorption type refrigeration according to claim 1 is closed with liquid cold junction, it is characterised in that The air conditioning terminal is used to be arranged on the back of server cabinet.

4. the cooling system that a kind of solar energy absorption type refrigeration according to claim 3 is closed with liquid cold junction, it is characterised in that The air conditioning terminal includes gate-type cold-water heat exchanger and the blower fan in gate-type cold-water heat exchanger；The gate-type cold water is changed Hot device is connected to form circulation loop by pipeline with solar energy absorption type refrigeration device.

5. the cooling system that a kind of solar energy absorption type refrigeration according to any one of claim 1 ~ 4 is closed with liquid cold junction, its Be characterised by, the liquid cooled module include heat pipe part, cooled plate, current collector and distributor, heat pipe part one end be used for Server euthermic chip is exchanged heat, and the other end is contacted with cooled plate；The distributor, cooled plate, current collector and cooling device are by suitable Sequence passes sequentially through pipeline and connects to form circulation loop.

6. the cooling system that a kind of solar energy absorption type refrigeration according to any one of claim 1 ~ 4 is closed with liquid cold junction, its It is characterised by, the cooling device includes cooling tower and plate type heat exchanger, cooling tower is connected by pipeline with plate type heat exchanger Circulation loop is formed, liquid cooled module is connected to form circulation loop with plate type heat exchanger by pipeline；The cooling tower is changed with board-like Hot device, water supply tank is equipped between plate type heat exchanger and liquid cooled module.

7. the cooling system that a kind of solar energy absorption type refrigeration according to claim 1 is closed with liquid cold junction, it is characterised in that The solar energy absorption type refrigeration device includes Absorption Refrigerator and solar heat source module, Absorption Refrigerator and air-conditioning End connects to form circulation loop by pipeline, and solar heat source module is connected to form circulation with Absorption Refrigerator by pipeline Loop.

8. the cooling system that a kind of solar energy absorption type refrigeration according to claim 7 is closed with liquid cold junction, it is characterised in that The Absorption Refrigerator includes being in turn connected to form in order generator, condenser, choke valve, the steaming of refrigerant circulation loop Hair device and absorber, evaporator are connected to form circulation loop by pipeline with air conditioning terminal, and generator passes through pipeline and solar energy Heat source module connects to form circulation loop, and generator is connected to form circulation loop of absorbent by pipeline with absorber.

9. the cooling system that a kind of solar energy absorption type refrigeration according to claim 7 is closed with liquid cold junction, it is characterised in that The solar heat source module includes solar thermal collector and hot water storage tank, and solar thermal collector is connected by pipeline with hot water storage tank Connect to form circulation loop, hot water storage tank is connected to form circulation loop by pipeline with Absorption Refrigerator.

10. the cooling system that a kind of solar energy absorption type refrigeration according to claim 9 is closed with liquid cold junction, its feature exists In being provided with assisted heating device in the hot water storage tank.