CN108954477A - Energy-saving heating refrigeration system - Google Patents

Energy-saving heating refrigeration system Download PDF

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Publication number
CN108954477A
CN108954477A CN201810975739.2A CN201810975739A CN108954477A CN 108954477 A CN108954477 A CN 108954477A CN 201810975739 A CN201810975739 A CN 201810975739A CN 108954477 A CN108954477 A CN 108954477A
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China
Prior art keywords
valve
water
outlet
energy
piping node
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CN201810975739.2A
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Inventor
李安平
孙茂金
孙明辉
孙鲁毅
王会学
邓吉
蔡连丰
孙伟
周贤禹
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Sino Cloud Data Storage Technology (beijing) Co Ltd
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Sino Cloud Data Storage Technology (beijing) Co Ltd
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Priority to CN201810975739.2A priority Critical patent/CN108954477A/en
Publication of CN108954477A publication Critical patent/CN108954477A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D15/00—Other domestic- or space-heating systems
    • F24D15/04—Other domestic- or space-heating systems using heat pumps
    • 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
    • F24F5/0003—Exclusively-fluid systems

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

The present invention provides a kind of energy-saving heating refrigeration systems, include: data center end, heat dissipation equipment, heat pump, the first valve group and the second valve group, the water outlet and water return outlet of data center end and heat dissipation equipment be respectively connected on the first piping node of the first valve group and the second piping node of the second valve group on；The vaporizer side water inlet of heat pump is connected on the third piping node of the first valve group, vaporizer side water outlet is connected on the 4th piping node of the second valve group, condenser side water inlet is connected on the 5th piping node of the first valve group, condenser side water outlet is connected on the 6th piping node of the second valve group；7th piping node of the first valve group is connected to heating/refrigeration area water outlet, and the 8th piping node of the second valve group is connected to heating/refrigeration area water return outlet.The present invention can reduce the power consumption and operating cost for warm refrigeration.In addition, the use of energy storage canister can play the role of peak load shifting to power grid.

Description

Energy-saving heating refrigeration system
Technical field
The present invention relates to HVAC refrigeration technology field more particularly to a kind of energy-saving heating refrigeration systems.
Background technique
In the prior art, the warm refrigeration of the confession of enterprise Office Area is usually using the side for being driven by electricity central air conditioner system Formula is realized.This mode needs to expend a large amount of electric power resource, and the warm refrigeration of the confession of Office Area is main in addition concentrates daytime, and white It is higher as peak of power consumption stage electricity price, therefore causes Office Area very high for the cost of warm refrigeration.
With the high speed development of informationized society, the basic platform that data center stores as data and data calculate is obtained Fast development is arrived.More and more enterprises can establish processing of the data center for own service.Data center is incessantly Operation can generate a large amount of heat, in order to ensure the normal operation of data center, need to carry out radiating treatment to data center.Its In, the heat dissipation that data center generates is presently the most into atmospheric environment by a kind of common heat dissipation side by cooling tower Formula.On the one hand heat dissipation to atmospheric environment be will cause into the waste of the energy, on the other hand can bring thermal pollution to environment.This Outside, consider to meet an urgent need, data center is further equipped with energy storage canister, and it is number that energy storage canister is utilized when data center freezes and occurs abnormal Emergency refrigeration is carried out according to center.Since energy storage canister is emergency stock, most of the time energy storage canister is in idle state, benefit With rate it is very low under.
It is on the one hand that high-cost Office Area supplies warm refrigeration, is on the other hand the data being wasted for enterprise How these two aspects is combined and reaches the making full use of to reduce of the energy by center heat and the low energy storage canister of utilization rate Entreprise cost is always the hot issue of enterprises pay attention.
Summary of the invention
In order to overcome the above-mentioned defects in the prior art, the present invention provides a kind of energy-saving heating refrigeration system, the energy conservations Heating and refrigeration system includes:
Data center end 10, heat dissipation equipment 20, heat pump 30, outlet water at tail end valve 102, end backwater valve 103, cold source Flowing water Valve 104, cold source backwater valve 105, the first valve group and the second valve group, wherein first valve group be by What the first valve 100a, the second valve 100b, third valve 100c and the 4th valve 100d were in turn connected to form by pipeline Cyclic structure, second valve group are by the 5th valve 101a, the 6th valve 101b, the 7th valve 101c and the 8th valve The cyclic structure that 101d is in turn connected to form by pipeline；
The water outlet of the data center end 10 and the heat dissipation equipment 20 passes through the outlet water at tail end valve 102 respectively And the cold source flowing water Valve 104 is connected to the first pipeline section between the first valve 100a and the second valve 100b Point P1On, the water return outlet of the data center end 10 and the heat dissipation equipment 20 passes through the end backwater valve 103 respectively And the cold source backwater valve 105 is connected to the second pipeline section between the 5th valve 101a and the 6th valve 101b Point P2On；
The vaporizer side water inlet A of the heat pump 302It is connected to the second valve 100b and the third valve 100c Between third piping node P3Upper, vaporizer side water outlet B2It is connected to the 5th valve 101a and the 8th valve The 4th piping node P between 101d4Upper, condenser side water inlet A1It is connected to the first valve 100a and the 4th valve The 5th piping node P between door 100d5Upper, condenser side water outlet B1It is connected to the 6th valve 101b and the described 7th The 6th piping node P between valve 101c6On；
The 7th piping node P between the third valve 100c and the 4th valve 100d7It is connected to heating/refrigeration The water outlet B in area 407, the 8th piping node P between the 7th valve 101c and the 8th valve 101d8It is connected to confession The water return outlet A of warm/refrigeration area 407。
According to an aspect of the present invention, in the energy-saving heating refrigeration system, the cold source device 20 includes cooling tower 201 and heat exchanger 202, wherein the water outlet B of the cooling tower 2016With water return outlet A6Respectively with the heat exchanger 202 Secondary side water return outlet A4With secondary side water outlet B4Connection, the primary side water outlet B of the heat exchanger 2023With primary side return water Mouth A3Respectively as the water outlet B of the heat dissipation equipment 203With water return outlet A3。
According to another aspect of the present invention, in the energy-saving heating refrigeration system, the cold source flowing water Valve 104 is connected To the outlet water at tail end valve 102 and the first piping node P1Between the 9th piping node P9, the cold source backwater valve 105 are connected to the end backwater valve 103 and the second piping node P2Between the tenth piping node P10；The energy conservation Heating and refrigeration system further includes the first water pump 203, the second water pump 204 and third water pump 205, wherein first water pump 203 is set It sets in the first piping node P1With the 9th piping node P9Between pipeline on or be arranged in second piping node P2With the tenth piping node P10Between pipeline on, second water pump 204 setting the heat pump 30 and the heating/ On pipeline between refrigeration area 40, the pipe between the cooling tower 201 and heat exchanger 202 is arranged in the third water pump 205 On the road.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including energy storage canister 50, the 9th valve 106 and the tenth valve 107, wherein the water inlet of the energy storage canister 50 passes through the described 9th Valve 106 is connected to the 8th piping node P8With the water return outlet A of the heating/refrigeration area 407Between the 11st pipeline section Point P11, the water outlet of the energy storage canister 50 is connected to the 7th piping node P by the tenth valve 1077With the confession The water outlet B of warm/refrigeration area 407Between the 12nd piping node P12。
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the water inlet packet of the energy storage canister 50 Include water inlet of hot water A8With cold water inlet A9, the water outlet of the energy storage canister 50 includes cold water water outlet B8And hot water outlet B9；The energy-saving heating refrigeration system further includes water inlet of hot water valve 108, cold water inlet valve 109, cold water water outlet valve Door 110 and hot water outlet valve 111, wherein the water inlet of hot water A8With the cold water inlet A9Pass through hot water respectively Water inlet valve 108 and cold water inlet valve 109 and the 11st piping node P11Connection, the cold water water outlet B8With The hot water outlet B9Pass through the cold water outlet valve 110 and hot water outlet valve 111 and the described 12nd respectively Piping node P12Connection.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including the 11st valve 112 and the 12nd valve 113, wherein the 11st valve 112 is arranged in the 11st piping node P11With the water return outlet A of the heating/refrigeration area 407Between pipeline on, the 12nd valve 113 is arranged the described 12nd Piping node P12With the water outlet B of the heating/refrigeration area 407Between pipeline on.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including the 13rd valve 114 and the 14th valve 115；13rd valve 114 is arranged in the 7th piping node P7 With the 11st piping node P11Between pipeline on；The return water of 11st valve 112 and the heating/refrigeration area 40 Mouth A7Between pipeline on be provided with the 13rd piping node P13, the 14th valve 115 setting is in the 13rd pipeline Node P13On pipeline between the water outlet of the energy storage canister 50.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including the 15th valve 116, the 16th valve 117 and the 17th valve 118；The water inlet of the energy storage canister 50 passes through described 15th valve 116 is connected to the water return outlet A of the data center end 105, the water outlet of the energy storage canister 50 passes through respectively 16th valve 117 and the 17th valve 118 are connected to the water return outlet A of the data center end 105And water outlet Mouth B5。
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including temperature sensor, which is arranged on the outlet pipeline and water return pipeline of the data center end 10, institute It states on the outlet pipeline and water return pipeline of heating/refrigeration area 40 and the outlet pipeline and water return pipeline of the cooling tower 201 On；The energy-saving heating refrigeration system further includes water pump controller, the water pump controller and first water pump 203, described the Two water pumps 204, the third water pump 205 and temperature sensor connection, for receiving the measurement of the temperature sensor Value and the revolving speed that first water pump 203, second water pump 204 and the third water pump 205 are controlled according to the measured value.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including pressure sensor, which is arranged in first water pump 201, second water pump 202 and the third The exit of water pump 203；The energy-saving heating refrigeration system further includes warning device, the warning device and the pressure sensor Connection, for receiving the measured value of the pressure sensor and generating alarm signal according to the measured value.
According to a further aspect of the invention, in the energy-saving heating refrigeration system, the energy-saving heating refrigeration system is also Including valve positioner, which is separately connected with all valves in the energy-saving heating refrigeration system, for connecing It receives remote control commands and controls being turned on and off for respective valves according to the remote control commands.
The heat and utilization that energy-saving heating refrigeration system provided by the present invention is distributed by heat pump extraction data center should Heat is that Office Area is heated and extracts the cooling capacity of cooling tower output by heat pump and be that Office Area carries out using the cooling capacity Refrigeration.In this way, which it is that Office Area is heated that winter, which can use the heat that data center distributes, heat supply is utilized at the same time Return water afterwards can also freeze for data center, kill two birds with one stone；The water at low temperature that summer can use cooling tower output is Office Area Freezed and is scattered to the heat of Office Area in air by cooling tower.Since heating-amount is distributed from data center Heat, refrigeration cooling capacity from cooling tower, the power consumption of the components such as heat pump is far smaller than the power consumption of air-conditioning system in addition, because This is implemented provided by the present invention compared with being carried out to Office Area by being driven by electricity air-conditioning system in the prior art for warm refrigeration System Office Area is carried out can greatly reduce electricity consumption for warm refrigeration, thus greatly reduce for warm refrigeration at This.In addition, the heat that data center distributes in the prior art is discharged into atmospheric environment by cooling tower, that is to say, that existing Data center be commonly equipped with cooling tower, in this way, only need on the basis of existing utility using heat pump, valve, number Energy-saving heating refrigeration system provided by the present invention can be realized according to commonly used equipments such as center ends, therefore provided by the present invention System has the characteristics that be easy to construct.Further more, with the heat dissipation that in the prior art distributes data center to atmospheric environment phase Than system provided by the present invention can make full use of the heat that data center distributes, to efficiently avoid heat Amount discharge adverse effect caused by atmospheric environment.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other Feature, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the energy-saving heating refrigeration system of a specific embodiment according to the present invention；
Fig. 2 is operation figure of the system shown in Figure 1 under the first heating mode；
Fig. 3 is operation figure of the system shown in Figure 1 under the first refrigeration mode；
Fig. 4 is the structural schematic diagram of the energy-saving heating refrigeration system of another specific embodiment according to the present invention；
Fig. 5 is operation figure of the system shown in Figure 4 under the first heating mode；
Fig. 6 is operation figure of the system shown in Figure 4 under the first refrigeration mode；
Fig. 7 is operation figure of the system shown in Figure 4 under accumulation of heat mode；
Fig. 8 is operation figure of the system shown in Figure 4 under the accumulation of heat mode that heats；
Fig. 9 is operation figure of the system shown in Figure 4 under the second heating mode；
Figure 10 is operation figure of the system shown in Figure 4 under cold-storage mode；
Figure 11 is operation figure of the system shown in Figure 4 under refrigeration and cold accumulation mode；
Figure 12 is operation figure of the system shown in Figure 4 under the second refrigeration mode；
Figure 13 is operation figure of the system shown in Figure 4 under normal refrigeration mode；
Figure 14 is operation figure of the system shown in Figure 4 under refrigeration mode of meeting an urgent need.
The same or similar appended drawing reference represents the same or similar component in attached drawing.
Specific embodiment
For a better understanding and interpretation of the present invention, below in conjunction with attached drawing, the present invention is described in further detail.
The present invention provides a kind of energy-saving heating refrigeration systems.Referring to FIG. 1, Fig. 1 is one according to the present invention specific The structural schematic diagram of the energy-saving heating refrigeration system of embodiment.As shown, the energy-saving heating refrigeration system includes data center End 10, heat dissipation equipment 20, heat pump 30, outlet water at tail end valve 102, end backwater valve 103, cold source flowing water Valve 104, cold source Backwater valve 105, the first valve group and the second valve group.
Data center end 10 is arranged in data center side, and data center's operational process is absorbed by the way of liquid conductive In the heat that distributes.In the present embodiment, the liquid for absorbing data center's heat is water.Data center end 10 includes back Mouth of a river A5And water outlet B5.When work, water return outlet A of the water at low temperature from data center end 105It flows into, which absorbs data Become high-temperature water after the heat that center distributes, water outlet B of the high-temperature water from data center end 105Outflow.The high temperature of outflow Water provides heat cooling to repeat the above process after water at low temperature.
Heat dissipation equipment 20 provides cooling capacity by way of cooling cycle liquid, wherein for providing the circulating liquid of cooling capacity It is preferred that using water.In the present embodiment, heat dissipation equipment 20 includes cooling tower 201 and heat exchanger 202.Preferably, heat exchanger 202 are realized using plate heat exchanger.Specifically, the water outlet B of cooling tower 2016With the secondary side water return outlet A of heat exchanger 2024 Connection, the water return outlet A of cooling tower 2016With the secondary side water outlet B of heat exchanger 2024Connection, in this way, in cooling tower 201 Water circulation loop is formed between heat exchanger 202.The primary side water return outlet A of heat exchanger 2024As returning for heat dissipation equipment 20 The mouth of a river, the primary side water outlet B of heat exchanger 2024Water outlet as heat dissipation equipment 20.When work, in heat exchanger 202 Primary side, primary side water return outlet A of the high-temperature water from heat exchanger 2023(i.e. the water return outlet of heat dissipation equipment 20) inflow heat exchanger 202, in the secondary side of heat exchanger 202, through the cooling water at low temperature of cooling tower 201 from water outlet B6Outflow is through heat exchanger 202 Secondary side water return outlet A4Into heat exchanger 202, the high-temperature water of 202 primary side of heat exchanger and the water at low temperature of secondary side are in heat Heat exchange is carried out in exchanger 202.After heat exchange, the high-temperature water cooling of 202 primary side of heat exchanger is water at low temperature, the water at low temperature From the primary side water outlet B of heat exchanger 2023(i.e. the water outlet of heat dissipation equipment 20) outflow heat exchanger 202.The water at low temperature mentions Heating is the primary side water return outlet A after high-temperature water from heat exchanger 202 after semen donors3Inflow heat exchanger 202, and repeat above-mentioned Process.After heat exchange, the heating of the water at low temperature of 202 secondary side of heat exchanger is high-temperature water, the high-temperature water from heat exchanger 202 two Secondary side water outlet B4Outflow heat exchanger 202.Water return outlet A of the high-temperature water from cooling tower 2016Inflow cooling tower 201 carries out cold But, it and repeats the above process.As shown in Figure 1, in the present embodiment, in the water return outlet A of cooling tower 2016With heat exchanger 202 Secondary side water outlet B4Between be additionally provided with cooling tower water return outlet valve 206, and in the water outlet B of cooling tower 2016It is handed over heat The secondary side water return outlet A of parallel operation 2024Between be additionally provided with cooling tower outlet valve 207.
Heat pump 30 includes condenser side water inlet A1, condenser side water outlet B1, vaporizer side water inlet A2And evaporator Side water outlet B2.When work, high-temperature water is from vaporizer side water inlet A2Into heat pump 30, water at low temperature is from condenser side water inlet A1 Into heat pump 30.The high-temperature water of liquid refrigerant and vaporizer side in evaporator flashes to gaseous refrigerant after carrying out heat exchange Agent, the gaseous refrigerant are sent into condenser after compressor compresses, by compressed gaseous refrigerant and condenser in condenser The water at low temperature of side carries out heat exchange.The high-temperature water of vaporizer side is after water at low temperature from vaporizer side water outlet by heat exchange cooling B2Outflow, the water at low temperature of condenser side by heat exchange heat up for after high-temperature water from condenser side water outlet B1Outflow.In condenser Become liquid refrigerant after carrying out heat exchange by the water at low temperature of compressed gaseous refrigerant and condenser side, is then fed into evaporation Device simultaneously repeats the above process.
In the present embodiment, the first valve group include the first valve 100a, the second valve 100b, third valve 100c and 4th valve 100d, wherein the first valve 100a, the second valve 100b, third valve 100c and the 4th valve 100d pass through Pipeline is in turn connected to form the cyclic structure of closure.In addition, being set on pipeline between the first valve 100a and the second valve 100b It is equipped with the first piping node P1, third piping node P is provided on the pipeline between the second valve 100b and third valve 100c3, The 7th piping node P is provided on pipeline between third valve 100c and the 4th valve 100d7, the 4th valve 100d and first The 5th piping node P is provided between valve 100a5。
In the present embodiment, the first valve group include the 5th valve 101a, the 6th valve 101b, the 7th valve 101c and 8th valve 101d, wherein the 5th valve 101a, the 6th valve 101b, the 7th valve 101c and the 8th valve 101d pass through Pipeline is in turn connected to form the cyclic structure of closure.In addition, being set on pipeline between the 5th valve 101a and the 6th valve 101b It is equipped with the second piping node P2, the 4th piping node P is provided on the pipeline between the 6th valve 101b and the 7th valve 101c4, The 8th piping node P is provided on pipeline between 7th valve 101c and the 8th valve 101d8, the 8th valve 101d and the 5th The 6th piping node P is provided between valve 101a6。
The water outlet B of data center end 105Pass through the first piping node P in pipeline and the first valve group1Connection, In, outlet water at tail end valve 102 is arranged in water outlet B5With the first piping node P1Between pipeline on；Data center end 10 Water return outlet A5Pass through the second piping node P in pipeline and the second valve group2Connection, wherein the setting of end backwater valve 103 exists Water return outlet A5With the second piping node P2Between pipeline on.
The primary side water outlet B of heat exchanger 2023Pass through the first piping node P in pipeline and the first valve group1Connection, Wherein, cold source flowing water Valve 104 is arranged in primary side water outlet B3With the first piping node P1Between pipeline on；Heat exchanger 202 primary side water return outlet A3Pass through the second piping node P in pipeline and the second valve group2Connection, wherein cold source back-water valve (BWV) Primary side is arranged in water return outlet A in door 1053With the second piping node P2Between pipeline on.
The vaporizer side water inlet A of heat pump 302Pass through the third piping node P in pipeline and the first valve group3Connection, heat The vaporizer side water outlet B of pump 302Pass through the 4th piping node P in pipeline and the second valve group4Connection, the condensation of heat pump 30 Device side water inlet A1Pass through the 5th piping node P in pipeline and the first valve group5Connection, the condenser side water outlet of heat pump 30 B1Pass through the 6th piping node P in pipeline and the second valve group6On.
The 7th piping node P in first valve group7Pass through the water outlet B of pipeline and heating/refrigeration area 407Connection, first The 8th piping node P in valve group8Pass through the water return outlet A of pipeline and heating/refrigeration area 407Connection.In the present embodiment, it supplies Warm/refrigeration area 40 is Office Area.In other embodiments, heating/refrigeration area 40 is also possible to need for other warm to freeze Region.In the present embodiment, heating/refrigeration area 40 includes heating/refrigerating plant (such as central air-conditioning etc.), heating/refrigeration dress It sets and heats and freeze for heating/refrigeration area 40 in the way of liquid conductive, wherein heating/refrigerating plant water outlet is made For the water outlet B of heating/refrigeration area 407, water return outlet A of heating/refrigerating plant water return outlet as heating/refrigeration area 407.For When heating/refrigeration area 40 heats, high-temperature water is flowed into from heating/refrigerating plant water return outlet, high-temperature water and heating/refrigeration area 40 into Become water at low temperature after row heat exchange to flow out from heating/refrigerating plant water outlet；When freezing for heating/refrigeration area 40, water at low temperature It is flowed into from heating/refrigerating plant water return outlet, becomes high-temperature water from confession after water at low temperature and the progress heat exchange of heating/refrigeration area 40 The water outlet outflow of warm/refrigerating plant.
Preferably, as shown in Figure 1, in outlet water at tail end valve 102 and the first piping node P1Between pipeline on also set up There is the 9th piping node P9, and in end backwater valve 103 and the second piping node P2Between pipeline on be additionally provided with the tenth Piping node P10.One end of cold source flowing water Valve 104 passes through the primary side water outlet B of pipeline and heat exchanger 2023It connects, is another One end passes through pipeline and the 9th piping node P9One end of connection, cold source backwater valve 105 passes through pipeline and heat exchanger 202 Primary side is in water return outlet A3Connection, the other end pass through pipeline and the tenth piping node P10Connection.Further, in the present embodiment In, as shown in Figure 1, energy-saving heating refrigeration system further includes the first water pump 203, the second water pump 204, third water pump 205.First water Pump 203 is arranged in the first piping node P1With the 9th piping node P9Between pipeline on or be arranged in the second piping node P2With Tenth piping node P10Between pipeline on, for making water between data center end 10 and heat pump 30 and in heat dissipation equipment It can be recycled well between 20 and heat pump 30.The pipeline between heat pump 30 and heating/refrigeration area 40 is arranged in second water pump 204 On, for recycle water can well between heat pump 30 and heating/refrigeration area 40；Third water pump 205 is arranged in cooling tower On pipeline between 201 and heat exchanger 202, for follow water can well between cooling tower 201 and heat exchanger 202 Ring.The setting of water pump location depends primarily on data center end 10,30 position of cooling tower 201, heat exchanger 202 and heat pump Height.In the present embodiment, the first water pump 203 is arranged in the first piping node P1With the 9th piping node P9Between pipeline On, the 7th piping node P is arranged in the second water pump 2047With 40 water outlet B of heating/refrigeration area7Between pipeline on, third water pump 205 are arranged in 201 water outlet B of cooling tower6With 202 secondary side water return outlet A of heat exchanger4Between pipeline on.Certainly, according to reality Border design requirement can also only include one or any two in the first water pump 203, the second water pump 204 and third water pump 205 It is a.
The course of work of energy-saving heating refrigeration system shown in FIG. 1 is illustrated below.
Energy-saving heating refrigeration system shown in FIG. 1 includes two kinds of operating modes, i.e. the first heating mode and the first refrigeration mould Formula.Wherein, the first heating mode is to be heated by data center by data center end 10 for heating/refrigeration area 40, the It is that heating/refrigeration area 40 freezes that one refrigeration mode, which is by cooling tower 201,.Above two operating mode is carried out respectively below Description.
When needing to heat for heating/refrigeration area 40, energy-saving heating refrigeration system work shown in FIG. 1 is in the first heating mould Under formula.Referring to FIG. 2, Fig. 2 is operation figure of the system shown in Figure 1 under the first heating mode.Such as
Shown in Fig. 2, under the first heating mode, outlet water at tail end valve 102, end backwater valve 103, the second valve 100b, 4th valve 100d, the 5th valve 101a and the 7th valve 101c conducting, cold source flowing water Valve 104, cold source backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, the 6th valve 101b and the 8th valve 101d is closed.It should be noted that system operating mode is shown for clarity, it is all to be not involved in work The valve and pipeline of operation mode operation are shown in dotted line in figure, and hereinafter the operation figure of other operating modes also uses equally Processing mode.At this point, water circulation loop is formed between evaporator in data center end 10 and heat pump 30, in heat pump 30 Water circulation loop is formed between condenser and heating/refrigeration area 40.Specifically, the evaporation in data center end 10 and heat pump 30 Water cycle process between device is as follows: the high-temperature water that data center's heat is carried in data center end 10 is last from data center The water outlet B at end 105Outflow, passes through evaporator after flowing through outlet water at tail end valve 102, the first water pump 203 and the second valve 100b Side water inlet A2Into in the evaporator of heat pump 30, after evaporator heat exchange, water at low temperature is from vaporizer side water outlet B2Outflow, stream From 10 water return outlet A of data center end after the 5th valve 101a and end backwater valve 1035Into data center.Water at low temperature Into after data center, refrigeration of the heat exchange realization to data center, heat exchange are carried out by the heat distributed with data center Water at low temperature heating afterwards is high-temperature water, which carries the heat of data center from the water outlet B of data center end 105Stream Out and repeat the above process.The water cycle process between condenser and heating/refrigeration area 40 in heat pump 30 is as follows: heating/system 40 side water at low temperature of cold-zone is from water outlet B7Outflow is intake after flowing through the second water pump 204 and the 4th valve 100d by condenser side Mouth A1Into in the condenser of heat pump 30, from condenser side water outlet B in the form of high-temperature water after condenser heat exchange heating1Stream Out, it flows through after the 7th valve 101c from water return outlet A7Into heating/refrigeration area 40, heat is provided for heating/refrigeration area 40.It provides High-temperature water becomes water at low temperature from water outlet B after heat7It flows out and repeats the above process.
When needing to freeze for heating/refrigeration area 40, energy-saving heating refrigeration system work shown in FIG. 1 is in the first refrigeration mould Under formula.Referring to FIG. 3, Fig. 3 is operation figure of the system shown in Figure 1 under the first refrigeration mode.Such as
Shown in Fig. 3, under the first refrigeration mode, cold source flowing water Valve 104, cold source backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, the 6th valve 101b and the 8th valve 101d Conducting, outlet water at tail end valve 102, end backwater valve 103, the second valve 100b, the 4th valve 100d, the 5th valve 101a with And the 7th valve 101c close.At this point, forming water circulation loop, heat exchanger 202 between cooling tower 201 and heat exchanger 202 Water circulation loop is formed between the condenser in heat pump 30, is formed between the evaporator and heating/refrigeration area 40 in heat pump 30 Water circulation loop.Specifically, the water cycle process between cooling tower 201 and heat exchanger 202 is as follows: cooling through cooling tower 201 Water at low temperature from the water outlet B of cooling tower 2016Outflow enters heat after cooling tower flowing water Valve 207 and third water pump 205 The secondary side water return outlet A of exchanger 2024, heating is high-temperature water after heat exchange in heat exchanger 202, and the high-temperature water is from warm The secondary side water outlet B of exchanger 2024Outflow, flows through cooling tower backwater valve 206 from water return outlet A6Into cooling tower 201.Into Enter the high-temperature water of cooling tower 201 after being cooled into water at low temperature from the water outlet B of cooling tower 2016Outflow, and repeat above-mentioned mistake Journey.Water circulation between condenser in heat exchanger 202 and heat pump 30 is as follows: primary side of the high-temperature water from heat exchanger 202 Water return outlet A3Into, in heat exchanger 202 after heat exchange cooling be water at low temperature, the water at low temperature from heat exchanger 202 one Secondary side water outlet B3Outflow, passes through condenser side after flowing through cold source flowing water Valve 104, the first water pump 203 and the first valve 100a Water inlet A1Into in the condenser of heat pump 30, after condenser exchanges heat, high-temperature water is from condenser side water outlet B1Outflow, flows through From primary side water return outlet A after 6th valve 101b and cold source backwater valve 1053Into heat exchanger 202, and repeat above-mentioned mistake Journey.The water cycle process between evaporator and heating/refrigeration area 40 in heat pump 30 is as follows: 40 side high-temperature water of heating/refrigeration area From water outlet B7Outflow passes through vaporizer side water inlet A after flowing through the second water pump 204 and third valve 100c2Into heat pump 30 In evaporator, from vaporizer side water outlet B in the form of water at low temperature after evaporator heat exchange cools down2Outflow, flows through the 8th valve From water return outlet A after 101d7Into heating/refrigeration area 40, cooling capacity (freezing) is provided for heating/refrigeration area 40.After cooling capacity is provided Water at low temperature becomes high-temperature water from water outlet B7It flows out and repeats the above process.
As can be seen from the above description, implement energy-saving heating refrigeration system provided by the present invention, winter can use data The heat that center distributes is that Office Area is heated, and can also be freezed at the same time using the return water after heat supply for data center, It kills two birds with one stone；The water at low temperature that summer can use cooling tower output is that Office Area is freezed, and the heat of Office Area is passed through Cooling tower is scattered in air.The heat distributed due to heating-amount from data center, cooling capacity of freezing are added from cooling tower The power consumption of the components such as heat pump be far smaller than the power consumption of air-conditioning system, therefore in the prior art by being driven by electricity air-conditioning System compare for warm refrigeration to Office Area, implements system provided by the present invention and carries out supplying warm refrigeration can to Office Area To greatly reduce electricity consumption, to greatly reduce the cost for warm refrigeration.In addition, in the prior art in establishing data It is commonly equipped with cooling tower when the heart, therefore only needs to can be realized this using commonly used equipments such as heat pump, valve, data center ends Energy-saving heating refrigeration system provided by inventing, that is to say, that energy-saving heating refrigeration system provided by the present invention can be existing Have and realizes have the characteristics that be easy to construct on the basis of facility.Further more, being arranged with the heat in the prior art distributing data center Atmospheric environment is put into compare, system provided by the present invention can make full use of the heat that data center distributes, thus Efficiently avoid heat dissipation adverse effect caused by atmospheric environment.
Referring to FIG. 4, the structure that Fig. 4 is the energy-saving heating refrigeration system of another specific embodiment according to the present invention is shown It is intended to.As shown, energy-saving heating refrigeration system provided by the present invention further includes energy storage canister 50, the 9th valve 106 and Ten valves 107.Wherein, the 8th piping node P in the second valve group8With the water return outlet A of heating/refrigeration area 407Between pipeline On be provided with the 11st piping node P11, the water inlet of energy storage canister 50 passes through pipeline and the 11st piping node P11, the 9th valve The water inlet and the 11st piping node P of energy storage canister 50 is arranged in door 10611Between pipeline on.In first valve group Seven piping node P7With the water outlet B of heating/refrigeration area 407Between pipeline on be provided with the 12nd piping node P12, energy storage The water outlet of tank 50 passes through pipeline and the 12nd piping node P12The water outlet of energy storage canister 50 is arranged in connection, the tenth valve 107 Mouth and the 12nd piping node P12Between pipeline on.It should be noted that the quantity of energy storage canister is 1 in Fig. 4, in reality The quantity of energy storage canister can be determined according to specific design requirement in.
In the present embodiment, energy storage canister 50 both may be implemented accumulation of heat or cold-storage may be implemented.Specifically, energy storage canister 50 into The mouth of a river includes water inlet of hot water A8With cold water inlet A9, the water outlet of energy storage canister 50 includes cold water water outlet B8And hot water effluent Mouth B9.When accumulation of heat, high-temperature water is from water inlet of hot water A8Energy storage canister 50 is flowed into replace the water at low temperature in energy storage canister 50, is replaced Water at low temperature is from cold water water outlet B out8Energy storage canister 50 is flowed out, to complete the accumulation of heat of energy storage canister 50；When cold-storage, water at low temperature is from cold water Water inlet A9Energy storage canister 50 is flowed into replace the high-temperature water in energy storage canister 50, the high-temperature water being replaced is from hot water outlet B out9Stream Energy storage canister 50 out, to complete the cold-storage of energy storage canister 50.
Further, as shown in figure 4, energy-saving heating refrigeration system provided by the present invention further includes water inlet of hot water valve 108, cold water inlet valve 109, cold water outlet valve 110 and hot water outlet valve 111, wherein water inlet of hot water Valve 108 is arranged in 50 water inlet of hot water A of energy storage canister8With the 11st piping node P11Between pipeline on, cold water inlet valve Door 109 is arranged in 50 cold water inlet A of energy storage canister9With the 11st piping node P11Between pipeline on, cold water outlet valve 110 are arranged in 50 cold water water outlet B of energy storage canister8With the 12nd piping node P12Between pipeline on, hot water outlet valve 111 It is arranged in 50 hot water outlet B of energy storage canister9With the 12nd piping node P12Between pipeline on.In the present embodiment, hot water into One end of mouth of a river valve 108 passes through pipeline and 50 water inlet of hot water A of energy storage canister8One end of connection, cold water inlet valve 109 is logical Cross pipeline and 50 cold water inlet A of energy storage canister9The other end of connection, water inlet of hot water valve 108 is intake by pipeline and cold water The other end of mouth valve 109 connects, and is arranged on the pipeline between water inlet of hot water valve 108 and cold water inlet valve 109 There is the 21st piping node P21, the 21st piping node P21Water inlet as energy storage canister 50.Cold water outlet valve 110 one end passes through pipeline and 50 cold water water outlet B of energy storage canister8Connection, one end of hot water outlet valve 111 by pipeline with 50 hot water outlet B of energy storage canister9The other end of connection, cold water outlet valve 110 passes through pipeline and hot water outlet valve 111 Other end connection, be provided with the 22nd on the pipeline between cold water outlet valve 110 and hot water outlet valve 111 Piping node P22, the 22nd piping node P22Water outlet as energy storage canister 50.
Further, as shown in figure 4, energy-saving heating refrigeration system provided by the present invention further includes the 11st valve 112 With the 12nd valve 113.Wherein, the 11st valve 112 is arranged in the 11st piping node P11With the return water of heating/refrigeration area 40 Mouth A7Between pipeline on；12nd valve 113 is arranged in the 12nd piping node P12With the water outlet B of heating/refrigeration area 407 Between pipeline on.
Further, as shown in figure 4, energy-saving heating refrigeration system provided by the present invention further includes the 13rd valve 114 With the 14th valve 115.Wherein, the 7th piping node P in the first valve group is arranged in the 13rd valve 1147With the 11st Piping node P11Between pipeline on.In the present embodiment, the 7th piping node P in the first valve group7With the 11st pipe Circuit node P11Between pipeline on be provided with the 14th piping node P14, the setting of the 13rd valve 114 is in the 14th piping node P14With the 11st piping node P11Between pipeline on.The water return outlet A of 11st valve 112 and heating/refrigeration area 407Between The 13rd piping node P is provided on pipeline13, the setting of the 14th valve 115 is in the 13rd piping node P13Go out with energy storage canister 50 On pipeline between the mouth of a river.
Further, as shown in figure 4, energy-saving heating refrigeration system provided by the present invention further include the 15th valve 116, 16th valve 117 and the 17th valve 118.Wherein, the water inlet of energy storage canister 50 passes through piping connection to data center end The water return outlet A at end 105, the setting of the 15th valve 116 is in 10 water return outlet A of 50 water inlet of energy storage canister and data center end5Between On pipeline；The water return outlet A that the water outlet of energy storage canister 50 passes through piping connection to data center end 105, the 16th valve 117 sets It sets in 10 water return outlet A of 50 water outlet of energy storage canister and data center end5Between pipeline on；The water outlet of energy storage canister 50 also passes through Piping connection to data center end 10 water outlet B5, the setting of the 17th valve 118 is in 50 water outlet of energy storage canister and data 10 water outlet B of heart end5Between pipeline on.In the present embodiment, as shown in figure 4, the 21st piping node P21(i.e. energy storage The water inlet of tank 50) and the 9th valve 106 between pipeline on be provided with the 15th piping node P15, data center end 10 Water return outlet A5The 16th piping node P is provided between end backwater valve 10316, the 15th piping node P15Pass through pipeline With the 16th piping node P16Connection, the 15th valve 116 are arranged in the 15th piping node P15With the 16th piping node P16 Between pipeline on.22nd piping node P22On pipeline between (i.e. the water outlet of energy storage canister 50) and the tenth valve 107 It is provided with the 17th piping node P17, the water outlet B of data center end 105Is provided between outlet water at tail end valve 102 20 piping node P20, the 17th piping node P17Pass through pipeline and the 20th piping node P20Connection, the 17th valve 118 It is arranged in the 20th piping node P20With the 17th piping node P17Between pipeline on.15th piping node P15With the tenth Six piping node P16Between pipeline on be provided with the 18th piping node P18, the 17th piping node P17With the 20th pipeline Node P20Between pipeline on be provided with the 19th piping node P19, the 18th piping node P18With the 19th piping node P19 Between by piping connection, the 16th valve 117 is arranged on the pipeline.
The course of work of energy-saving heating refrigeration system shown in Fig. 4 is illustrated below.
Energy-saving heating refrigeration system shown in Fig. 4 includes ten kinds of operating modes, i.e. the first heating mode, the first refrigeration mould Formula, accumulation of heat mode, heating accumulation of heat mode, the second heating mode, cold-storage mode, refrigeration and cold accumulation mode, the second refrigeration mode, routine Refrigeration mode, anxious refrigeration mode.Above-mentioned ten kinds of operating modes are described respectively below.
Referring to FIG. 5, Fig. 5 is operation figure of the system shown in Figure 4 under the first heating mode.First heating mode is by counting It is heated according to center by data center end 10 for heating/refrigeration area 40.As shown in figure 5, under the first heating mode, end Flowing water Valve 102, end backwater valve 103, the second valve 100b, the 4th valve 100d, the 5th valve 101a, the 7th valve 101c, the 11st valve 112 and the conducting of the 12nd valve 113, remaining valve are closed.At this point, data center end 10 and heat Water circulation loop is formed between evaporator in pump 30, is formed water between the condenser and heating/refrigeration area 40 in heat pump 30 and is followed Ring loop.Specifically, the water cycle process in data center end 10 and heat pump 30 between evaporator please refers to Fig. 2 explanation above The content of middle relevant portion, for brevity, this will not be repeated here.Condenser and heating/refrigeration area in heat pump 30 Water circulation between 40 is as follows: 40 side water at low temperature of heating/refrigeration area is from water outlet B7Outflow, flows through the 12nd valve 113, second Pass through condenser side water inlet A after water pump 204 and the 4th valve 100d1Into in the condenser of heat pump 30, exchange heat through condenser From condenser side water outlet B in the form of high-temperature water after heating1Outflow, after flowing through the 7th valve 101c and the 11st valve 112 From water return outlet A7Into heating/refrigeration area 40, heat is provided for heating/refrigeration area 40.High-temperature water becomes low temperature after providing heat Water is from water outlet B7It flows out and repeats the above process.
Referring to FIG. 6, Fig. 6 is operation figure of the system shown in Figure 4 under the first refrigeration mode.First refrigeration mode is by cold But tower 201 is that heating/refrigeration area 40 freezes.As shown in fig. 6, under the first refrigeration mode, cold source flowing water Valve 104, cold source Backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, Six valve 101b, the 8th valve 101d, the 11st valve 112 and the conducting of the 12nd valve 113, remaining valve are closed.At this point, Water circulation loop, shape between the condenser in heat exchanger 202 and heat pump 30 are formed between cooling tower 201 and heat exchanger 202 At water circulation loop, water circulation loop is formed between the evaporator and heating/refrigeration area 40 in heat pump 30.Specifically, cooling tower Water circulation in water cycle process and heat exchanger 202 between 201 and heat exchanger 202 and heat pump 30 between condenser Process please refers to the content that Fig. 3 above illustrates middle relevant portion, and for brevity, this will not be repeated here.In heat pump 30 Evaporator and heating/refrigeration area 40 between water cycle process it is as follows: 40 side high-temperature water of heating/refrigeration area is from water outlet B7Stream Out, pass through vaporizer side water inlet A after flowing through the 12nd valve 113, the second water pump 204 and third valve 100c2Into heat pump In 30 evaporator, from vaporizer side water outlet B in the form of water at low temperature after evaporator heat exchange cools down2Outflow, flows through the 8th From water return outlet A after valve 101d and the 11st valve 1127Into heating/refrigeration area 40, cooling capacity is provided for heating/refrigeration area 40 (freezing).Water at low temperature becomes high-temperature water from water outlet B after providing cooling capacity7It flows out and repeats the above process.
Referring to FIG. 7, Fig. 7 is operation figure of the system shown in Figure 4 under accumulation of heat mode.Accumulation of heat mode is led to by data center It crosses data center end 10 and carries out accumulation of heat into energy storage canister 50.As shown in fig. 7, under accumulation of heat mode, outlet water at tail end valve 102, End backwater valve 103, the second valve 100b, the 4th valve 100d, the 5th valve 101a, the 7th valve 101c, the 9th valve 106 and the tenth valve 107 be connected, remaining valve close.At this point, between evaporator in data center end 10 and heat pump 30 Water circulation loop is formed, forms water circulation loop between the condenser and energy storage canister 50 in heat pump 30.Specifically, data center end Water cycle process in end 10 and heat pump 30 between evaporator please refers to the content that Fig. 2 above illustrates middle relevant portion, for letter For the sake of bright, this will not be repeated here.Water cycle process between condenser in heat pump 30 and energy storage canister 50 is as follows: energy storage canister Water at low temperature in 50 is from cold water water outlet B8Outflow, flows through cold water outlet valve 110, the tenth valve 107, the second water pump 204 And the 4th pass through condenser side water inlet A after valve 100d1Into in the condenser of heat pump 30, after condenser heat exchange heating From condenser side water outlet B in the form of high-temperature water1Outflow flows through the 7th valve 101c, the 9th valve 106 and hot water water inlet From water inlet of hot water A after mouth valve 1088Into in energy storage canister 50.High-temperature water is from water inlet of hot water A8It is replaced after into energy storage canister 50 Water at low temperature in energy storage canister 50, the water at low temperature being replaced is from cold water water outlet B out8Flow out energy storage canister 50.The above process repeats to hold Row is to realize that the heat distributed using data center carries out accumulation of heat into energy storage canister 50.
Referring to FIG. 8, Fig. 8 is operation figure of the system shown in Figure 4 under the accumulation of heat mode that heats.The accumulation of heat mode that heats is by counting While heating according to center by data center end 10 for heating/refrigeration area 40, accumulation of heat is also carried out into energy storage canister 50. As shown in figure 8, under the accumulation of heat mode that heats, outlet water at tail end valve 102, end backwater valve 103, the second valve 100b, the 4th Valve 100d, the 5th valve 101a, the 7th valve 101c, the 9th valve 106, the tenth valve 107, the 11st valve 112 and The conducting of 12nd valve 113, remaining valve are closed.At this point, being formed between evaporator in data center end 10 and heat pump 30 Water circulation loop forms water circulation loop, at the same time, heat pump 30 between the condenser and heating/refrigeration area 40 in heat pump 30 In condenser water circulation loop is formed also between energy storage canister 50.Specifically, it is evaporated in data center end 10 and heat pump 30 Water cycle process between device please refers to the content that Fig. 2 above illustrates middle relevant portion, for brevity, is not repeated herein Explanation.The water cycle process between condenser and heating/refrigeration area 40 in heat pump 30 please refers to dependent part in Fig. 5 explanation above The content divided, for brevity, this will not be repeated here.Water circulation between condenser in heat pump 30 and energy storage canister 50 Process please refers to the content that Fig. 7 above illustrates middle relevant portion, and for brevity, this will not be repeated here.
Referring to FIG. 9, Fig. 9 is operation figure of the system shown in Figure 4 under the second heating mode.Second heating mode is by storing up Energy tank 50 is that heating/refrigeration area 40 heats by exothermic mode.As shown in figure 9, under the second heating mode, the 12nd Valve 113, the 13rd valve 114, the 9th valve 106, cold water inlet valve 109, hot water outlet valve the 111, the 14th Valve 115 is connected, other valves are closed.At this point, forming water circulation loop between energy storage canister 50 and heating/refrigeration area 40.Specifically Ground, the water cycle process between energy storage canister 50 and heating/refrigeration area 40 are as follows: the high-temperature water in energy storage canister 50 after accumulation of heat is from warm Water water outlet B9Outflow flows through after hot water outlet valve 111 and the 14th valve 115 from water return outlet A7Into heating/refrigeration area 40, it is after water at low temperature from water outlet B that high-temperature water and heating/refrigeration area 40, which carry out heat exchange cooling,7Outflow, flows through the 12nd valve 113, from cold water inlet after the second water pump 204, the 13rd valve 114, the 9th valve 106 and cold water inlet valve 109 A9Into energy storage canister 50.Water at low temperature enters after energy storage canister 50 high-temperature water replaced in energy storage canister 50, and the high-temperature water being replaced is from going out Hot water outlet B9Outflow energy storage canister 50 is simultaneously repeated the above process to be embodied as the heating of heating/refrigeration area 40.
Referring to FIG. 10, Figure 10 is operation figure of the system shown in Figure 4 under cold-storage mode.Cold-storage mode is by cooling tower 201 carry out cold-storage into energy storage canister 50.As shown in Figure 10, under cold-storage mode, cold source flowing water Valve 104, cold source backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, the 6th valve 101b, the 8th valve 101d, the 9th valve 106, the tenth valve 107, cold water inlet valve 109 and hot water outlet valve 111 conductings, remaining valve are closed.At this point, forming water circulation loop, heat exchanger between cooling tower 201 and heat exchanger 202 202 and heat pump 30 in condenser between form water circulation loop, form water between the evaporator and energy storage canister 50 in heat pump 30 Circulation loop.Specifically, the water cycle process between cooling tower 201 and heat exchanger 202 and heat exchanger 202 and heat pump Water cycle process in 30 between condenser please refers to the content that Fig. 3 above illustrates middle relevant portion, for brevity, herein It is not repeated to illustrate.Water cycle process between evaporator in heat pump 30 and energy storage canister 50 is as follows: the high temperature in energy storage canister 50 Water is from hot water outlet B9Outflow, flows through hot water outlet valve 111, the tenth valve 107, the second water pump 204 and third valve Pass through vaporizer side water inlet A after door 100c2Into in the evaporator of heat pump 30, with water at low temperature after evaporator heat exchange cools down Form is from vaporizer side water outlet B2Outflow, flows through the 8th valve 101d, the 9th valve 106 and cold water inlet valve 109 Afterwards from cold water inlet A9Into in energy storage canister 50.Water at low temperature is from cold water inlet A9Energy storage canister 50 is replaced after into energy storage canister 50 In high-temperature water, the high-temperature water being replaced is from hot water outlet B out9Flow out energy storage canister 50.The above process repeats to real Cold-storage is now carried out into energy storage canister 50 using cooling tower 20.
Figure 11 is please referred to, Figure 11 is operation figure of the system shown in Figure 4 under refrigeration and cold accumulation mode.Refrigeration and cold accumulation mode be by While cooling tower 201 is that heating/refrigeration area 40 is freezed, cold-storage is also carried out into energy storage canister 50.As shown in figure 11, it is making Under cold cold-storage mode, cold source flowing water Valve 104, cold source backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, the 6th valve 101b, the 8th valve 101d, the 9th valve 106, the tenth valve 107, cold water inlet valve 109, hot water outlet valve 111, the 11st valve 112 and the conducting of the 12nd valve 113, Remaining valve is closed.At this point, forming water circulation loop, heat exchanger 202 and heat pump 30 between cooling tower 201 and heat exchanger 202 In condenser between form water circulation loop, water Cyclic Rings are formed between the evaporator and heating/refrigeration area 40 in heat pump 30 Water circulation loop is formed while road also between energy storage canister 50.Specifically, the water between cooling tower 201 and heat exchanger 202 Water cycle process in cyclic process and heat exchanger 202 and heat pump 30 between condenser please refers to phase in Fig. 3 explanation above The content of part is closed, for brevity, this will not be repeated here.Evaporator in heat pump 30 and heating/refrigeration area 40 it Between water cycle process please refer to the content that Fig. 6 above illustrates middle relevant portion and be not repeated herein for brevity It is bright.Water cycle process between evaporator in heat pump 30 and energy storage canister 50 please refers to Figure 10 above and illustrates the interior of middle relevant portion Hold, for brevity, this will not be repeated here.
Figure 12 is please referred to, Figure 12 is operation figure of the system shown in Figure 4 under the second refrigeration mode.Second refrigeration mode be by Energy storage canister 50 is freezed by way of letting cool for heating/refrigeration area 40.As shown in figure 12, under the second refrigeration mode, the 12 valves 113, the 13rd valve 114, the 9th valve 106, water inlet of hot water valve 108, cold water outlet valve 110, The conducting of 14 valves 115, other valves are closed.At this point, forming water circulation loop between energy storage canister 50 and heating/refrigeration area 40. Specifically, the water cycle process between energy storage canister 50 and heating/refrigeration area 40 is as follows: the water at low temperature in energy storage canister 50 after cold-storage From cold water water outlet B8Outflow flows through after cold water outlet valve 110 and the 14th valve 115 from water return outlet A7Into heating/system Cold-zone 40, it is after high-temperature water from water outlet B that water at low temperature and heating/refrigeration area 40, which carry out heat exchange heating,7Outflow, flows through the 12nd After valve 113, the second water pump 204, the 13rd valve 114, the 9th valve 106 and water inlet of hot water valve 108 from hot water into Mouth of a river A8Into energy storage canister 50.High-temperature water enters after energy storage canister 50 water at low temperature replaced in energy storage canister 50, the water at low temperature being replaced From cold water water outlet B out8Outflow energy storage canister 50 is simultaneously repeated the above process to be embodied as the refrigeration of heating/refrigeration area 40.
Figure 13 is please referred to, Figure 13 is operation figure of the system shown in Figure 4 under normal refrigeration mode.Normal refrigeration mode be by Cooling tower 201 is that data center freezes.As shown in figure 13, under normal refrigeration mode, cold source flowing water Valve 104, cold source Backwater valve 105, cooling tower backwater valve 206, cooling tower flowing water Valve 207, the first valve 100a, third valve 100c, Six valve 101b, the 8th valve 101d, the 9th valve 106, the tenth valve 107, the 15th valve 116 and the 17th valve 118 conductings, other valves are closed.At this point, forming water circulation loop, heat exchanger between cooling tower 201 and heat exchanger 202 202 and heat pump 30 in condenser between form water circulation loop, between the evaporator and data center end 10 in heat pump 30 Form water circulation loop.Specifically, the water cycle process between cooling tower 201 and heat exchanger 202 and heat exchanger 202 And the water cycle process in heat pump 30 between condenser please refers to the content that Fig. 3 above illustrates middle relevant portion, rises in order to concise See, this will not be repeated here.Water cycle process between evaporator in heat pump 30 and data center end 10 is as follows: carrying There is water outlet B of the high-temperature water of data center's heat from data center end 105Outflow, flows through the 17th valve 118, the tenth valve From vaporizer side water inlet A after the 107, second water pump 204 of door and third valve 100c2Into in the evaporator of heat pump 30, warp After evaporator heat exchange, water at low temperature is from vaporizer side water outlet B2Outflow flows through the 8th valve 101d, the 9th valve 106 and the From water return outlet A after 15 valves 1165Into data center end 10.After water at low temperature enters data center end 10, by with number Heat exchange realization is carried out to the refrigeration of data center according to the heat that center distributes, the water at low temperature heating after heat exchange is high-temperature water, The high-temperature water carries the heat of data center from the water outlet B of data center end 105It flows out and repeats the above process.
Figure 14 is please referred to, Figure 14 is operation figure of the system shown in Figure 4 under refrigeration mode of meeting an urgent need.Emergency refrigeration mode be by Energy storage canister 50 is freezed by way of letting cool for data center.As shown in figure 14, under refrigeration mode of meeting an urgent need, outlet water at tail end valve 102, the first valve 100a, the 4th valve 100d, the 13rd valve 114, the 9th valve 106, water inlet of hot water valve 108, cold Water outlet valve 110, the conducting of the 16th valve 117, other valves are closed.At this point, data center end 10 and energy storage canister 50 Between formed water circulation loop.Specifically, the water cycle process between data center end 10 and energy storage canister 50 is as follows: carrying Water outlet B of the high-temperature water of data center's heat from data center end 105Outflow, flows through outlet water at tail end valve 102, the first water Pump the 203, first valve 100a, the 4th valve 100d, the 13rd valve 114, the 9th valve 106 and water inlet of hot water valve From water inlet of hot water A after 1088Into in the energy storage canister 50 after cold-storage, high-temperature water is replaced in energy storage canister 50 after entering energy storage canister 50 Water at low temperature, the water at low temperature being replaced is from cold water water outlet B out8Energy storage canister 50 is flowed out, cold water outlet valve 110 and the are flowed through From the water return outlet A of data center end 10 after 16 valves 1175It flows into.Water at low temperature flow into data center end 10 after, by with The heat that data center distributes carries out heat exchange realization to the refrigeration of data center, and the water at low temperature heating after heat exchange is high temperature Water, the high-temperature water carry the heat of data center from the water outlet B of data center end 105It flows out and repeats the above process.
As can be seen from the above description, system shown in Figure 4 can be made above-mentioned first by being turned on and off for control valve Heating mode, the first refrigeration mode, accumulation of heat mode, heating accumulation of heat mode, the second heating mode, cold-storage mode, refrigeration and cold accumulation mould It is switched between formula, the second refrigeration mode, normal refrigeration mode and anxious refrigeration mode.Wherein, it is contemplated that power supply system System carries out the mode of pricing for segment, i.e., peak of power consumption on daytime stage electricity price is higher and low power consumption night, electricity price stage is lower, can To carry out accumulation of heat or cold-storage using energy storage canister in the low power consumption stage at night and then pass through energy storage canister in the peak of power consumption stage on daytime Heat release lets cool as Office Area heating or freezes.In particular it is required that when being heated for Office Area, it can be in night low power consumption Stage makes system shown in Figure 4 work under accumulation of heat mode/heating accumulation of heat mode, then in the peak of power consumption stage on daytime by Fig. 4 institute Showing that system switches to the second heating mode is that Office Area is heated；When needing to be freezed for Office Area, it can be used at night The electric ebb period makes system shown in Figure 4 work under cold-storage mode/refrigeration and cold accumulation mode, then will in the peak of power consumption stage on daytime It is that Office Area is freezed that system shown in Figure 4, which switches to the second refrigeration mode,.In this way, can be by way of peak load shifting Electric cost expenditure is reduced, the cost of heating refrigeration not only can be effectively reduced, peak load shifting can also be played the role of to power grid.It removes Except this, system shown in Figure 4 can also provide the first heating mode and the first refrigeration mode and compatible existing conventional refrigerant mould Formula and anxious refrigeration mode, can accordingly switch different operating modes, to meet different application scene according to the actual situation Demand.
Preferably, energy-saving heating refrigeration system provided by the present invention further includes temperature sensor (not shown) and water pump Controller (not shown).In the present embodiment, the outlet pipeline and return pipe of data center end 10 is arranged in temperature sensor On the road, on the outlet pipeline and water return pipeline of heating/refrigeration area 40 and on the outlet pipeline and water return pipeline of cooling tower 201. Wherein, the temperature sensor being arranged on 10 outlet pipeline of data center end goes out water temperature for measurement data center end 10 Degree, the temperature sensor being arranged on 10 water return pipeline of data center end are used for the return water temperature of measurement data center end 10 Degree, the temperature sensor being arranged on 40 outlet pipeline of heating/refrigeration area are used to measure the leaving water temperature of heating/refrigeration area 40, The temperature sensor being arranged on 40 water return pipeline of heating/refrigeration area is used to measure the return water temperature of heating/refrigeration area 40, setting Temperature sensor on 201 outlet pipeline of cooling tower is used to measure the leaving water temperature of cooling tower 201, is arranged in cooling tower 201 Temperature sensor on water return pipeline is used to measure the return water temperature of cooling tower 201.Water pump controller and temperature sensor are distinguished Connection, for receive the measured value of each temperature sensor and calculate data center end 10 water outlet and return water the first temperature difference The third temperature difference of second temperature difference and cooling tower 20 water outlet and return water of value, the water outlet of heating/refrigeration area 40 and return water Value.In addition, water pump controller is also attached with the first water pump 203, the second water pump 204 and third water pump 205 respectively, it is used for According to the first temperature gap control the first water pump 203 revolving speed, according to second temperature difference control the second water pump 204 revolving speed, And the revolving speed of third water pump 205 is controlled according to the third temperature difference.In the present embodiment, water pump controller passes through PLC controller reality It is existing.
Preferably, energy-saving heating refrigeration system provided by the present invention further includes pressure sensor (not shown) and alarm dress Set (not shown).Pressure sensor is arranged in can be to the position that water-aspirator pressure measures.In the present embodiment, in the first water Exit, the exit of the second water pump 202 and the exit of third water pump 203 of pump 201 are respectively arranged with pressure sensor. Warning device is attached respectively with each pressure sensor, for receiving the measured value of each pressure sensor transmission and according to the survey Magnitude judges whether the working condition of each water pump is abnormality.Pump working is under abnormality if it exists, and warning device is then It is corresponding to generate alarm signal.The present invention does not do any restriction to the form of alarm signal, alarm signal can be voice signal, Optical signal, letter signal, picture signal etc..
Preferably, all valves in energy-saving heating refrigeration system provided by the present invention are all made of solenoid valve realization.Phase Ying Di, energy-saving heating refrigeration system provided by the present invention further include valve positioner (not shown), the valve positioner and each Valve is separately connected.The valve positioner also has wireless communication function, can be with by the wireless communication function valve positioner It receives remote control commands and controls being turned on and off for respective valves according to the remote control commands, consequently facilitating staff Switching between long-range control each operating mode of energy-saving heating refrigeration system.Certainly energy-saving heating refrigeration provided by the present invention system Valve in system can also be realized using manually-operated gate.In the present embodiment, valve positioner is realized by PLC controller.
The heat and utilization that energy-saving heating refrigeration system provided by the present invention is distributed by heat pump extraction data center should Heat is that Office Area is heated and extracts the cooling capacity of cooling tower output by heat pump and be that Office Area carries out using the cooling capacity Refrigeration.In this way, which it is that Office Area is heated that winter, which can use the heat that data center distributes, heat supply is utilized at the same time Return water afterwards can also freeze for data center, kill two birds with one stone；The water at low temperature that summer can use cooling tower output is Office Area Freezed and is scattered to the heat of Office Area in air by cooling tower.Since heating-amount is distributed from data center Heat, refrigeration cooling capacity from cooling tower, the power consumption of the components such as heat pump is far smaller than the power consumption of air-conditioning system in addition, because This is implemented provided by the present invention compared with being carried out to Office Area by being driven by electricity air-conditioning system in the prior art for warm refrigeration System Office Area is carried out can greatly reduce electricity consumption for warm refrigeration, thus greatly reduce for warm refrigeration at This.In addition, the heat that data center distributes in the prior art is discharged into atmospheric environment by cooling tower, that is to say, that existing Data center be commonly equipped with cooling tower, in this way, only need on the basis of existing utility using heat pump, valve, number Energy-saving heating refrigeration system provided by the present invention can be realized according to commonly used equipments such as center ends, therefore provided by the present invention System has the characteristics that be easy to construct.Further more, with the heat dissipation that in the prior art distributes data center to atmospheric environment phase Than system provided by the present invention can make full use of the heat that data center distributes, to efficiently avoid heat Amount discharge adverse effect caused by atmospheric environment.
Application range of the invention is not limited to the technique, mechanism, manufacture, substance of specific embodiment described in specification Composition and means.It from the disclosure, will readily appreciate that as those skilled in the art, at present In the presence of or technique, mechanism, manufacture, material composition and the means that will develop later, wherein they execute and retouch with the present invention It is that the function or acquisition that the corresponding embodiment stated is substantially the same are substantially the same as a result, can be answered them according to the present invention With.Therefore, appended claims of the present invention are intended to these techniques, mechanism, manufacture, material composition or means included in its protection In range.

Claims (11)

1. a kind of energy-saving heating refrigeration system, the energy-saving heating refrigeration system include:
Data center end (10), heat dissipation equipment (20), heat pump (30), outlet water at tail end valve (102), end backwater valve (103), cold source flowing water Valve (104), cold source backwater valve (105), the first valve group and the second valve group, wherein described First valve group is by the first valve (100a), the second valve (100b), third valve (100c) and the 4th valve (100d) The cyclic structure being in turn connected to form by pipeline, second valve group are by the 5th valve (101a), the 6th valve The cyclic structure that (101b), the 7th valve (101c) and the 8th valve (101d) are in turn connected to form by pipeline；
The water outlet of the data center end (10) and the heat dissipation equipment (20) passes through the outlet water at tail end valve respectively (102) it is connected between first valve (100a) and second valve (100b) with the cold source flowing water Valve (104) The first piping node (P1) on, the water return outlet of the data center end (10) and the heat dissipation equipment (20) passes through institute respectively It states end backwater valve (103) and the cold source backwater valve (105) is connected to the 5th valve (101a) and the described 6th The second piping node (P between valve (101b)2) on；
Vaporizer side water inlet (the A of the heat pump (30)2) it is connected to second valve (100b) and the third valve Third piping node (P between (100c)3) on, vaporizer side water outlet (B2) it is connected to the 5th valve (101a) and institute State the 4th piping node (P between the 8th valve (101d)4) on, condenser side water inlet (A1) it is connected to first valve The 5th piping node (P between (100a) and the 4th valve (100d)5) on, condenser side water outlet (B1) it is connected to institute State the 6th piping node (P between the 6th valve (101b) and the 7th valve (101c)6) on；
The 7th piping node (P between the third valve (100c) and the 4th valve (100d)7) it is connected to heating/system Water outlet (the B of cold-zone (40)7), the 8th piping node between the 7th valve (101c) and the 8th valve (101d) (P8) it is connected to the water return outlet (A of heating/refrigeration area (40)7)。
2. energy-saving heating refrigeration system according to claim 1, in which:
The heat dissipation equipment (20) includes cooling tower (201) and heat exchanger (202), wherein the water outlet of the cooling tower (201) Mouth (B6) and water return outlet (A6) respectively with the secondary side water return outlet (A of the heat exchanger (202)4) and secondary side water outlet (B4) Connection, the primary side water outlet (B of the heat exchanger (202)3) and primary side water return outlet (A3) respectively as the heat dissipation equipment (20) water outlet and water return outlet.
3. energy-saving heating refrigeration system according to claim 1, in which:
The cold source flowing water Valve (104) is connected to the outlet water at tail end valve (102) and the first piping node (P1) between The 9th piping node (P9), the cold source backwater valve (105) is connected to the end backwater valve (103) and described second Piping node (P2) between the tenth piping node (P10)；
The energy-saving heating refrigeration system further includes the first water pump (203), the second water pump (204) and third water pump (205), In, first water pump (203) is arranged in the first piping node (P1) and the 9th piping node (P9) between pipeline Upper or setting is in the second piping node (P2) and the tenth piping node (P10) between pipeline on, second water pump (204) on the pipeline being arranged between the heat pump (30) and the heating/refrigeration area (40), the third water pump (205) is set It sets on the pipeline between the cooling tower (201) and heat exchanger (202).
4. energy-saving heating refrigeration system according to any one of claim 1 to 3, in which:
The energy-saving heating refrigeration system further includes energy storage canister (50), the 9th valve (106) and the tenth valve (107), wherein The water inlet of the energy storage canister (50) is connected to the 8th piping node (P by the 9th valve (106)8) and the confession Water return outlet (the A of warm/refrigeration area (40)7) between the 11st piping node (P11), the water outlet of the energy storage canister (50) passes through Tenth valve (107) is connected to the 7th piping node (P7) and the heating/refrigeration area (40) water outlet (B7) it Between the 12nd piping node (P12)。
5. energy-saving heating refrigeration system according to claim 4, in which:
The water inlet of the energy storage canister (50) includes water inlet of hot water (A8) and cold water inlet (A9), the energy storage canister (50) Water outlet includes cold water water outlet (B8) and hot water outlet (B9)；
The energy-saving heating refrigeration system further includes that water inlet of hot water valve (108), cold water inlet valve (109), cold water go out Mouth of a river valve (110) and hot water outlet valve (111), wherein the water inlet of hot water (A8) and the cold water inlet (A9) pass through water inlet of hot water valve (108) and cold water inlet valve (109) and the 11st piping node (P respectively11) Connection, the cold water water outlet (B8) and the hot water outlet (B9) pass through the cold water outlet valve (110) and heat respectively Water outlet valve (111) and the 12nd piping node (P12) connection.
6. energy-saving heating refrigeration system according to claim 4, in which:
The energy-saving heating refrigeration system further includes the 11st valve (112) and the 12nd valve (113), wherein described 11 valves (112) are arranged in the 11st piping node (P11) and the heating/refrigeration area (40) water return outlet (A7) between On pipeline, the 12nd valve (113) is arranged in the 12nd piping node (P12) and the heating/refrigeration area (40) Water outlet (B7) between pipeline on.
7. energy-saving heating refrigeration system according to claim 6, in which:
The energy-saving heating refrigeration system further includes the 13rd valve (114) and the 14th valve (115)；
13rd valve (114) is arranged in the 7th piping node (P7) and the 11st piping node (P11) between Pipeline on；
Water return outlet (the A of 11st valve (112) and the heating/refrigeration area (40)7) between pipeline on be provided with the tenth Three piping node (P13), the 14th valve (115) is arranged in the 13rd piping node (P13) and the energy storage canister (50) on the pipeline between water outlet.
8. energy-saving heating refrigeration system according to claim 4, in which:
The energy-saving heating refrigeration system further includes the 15th valve (116), the 16th valve (117) and the 17th valve (118)；
The water inlet of the energy storage canister (50) is connected to the data center end (10) by the 15th valve (116) Water return outlet (A5), the water outlet of the energy storage canister (50) passes through the 16th valve (117) and the 17th valve respectively (118) it is connected to water return outlet (the A of the data center end (10)5) and water outlet (B5)。
9. energy-saving heating refrigeration system according to claim 3, in which:
The energy-saving heating refrigeration system further includes temperature sensor, which is arranged in the data center end (10) on outlet pipeline and water return pipeline, it is on the outlet pipeline and water return pipeline of the heating/refrigeration area (40) and described On the outlet pipeline and water return pipeline of cooling tower (201)；
The energy-saving heating refrigeration system further includes water pump controller, the water pump controller and first water pump (203), described Second water pump (204), the third water pump (205) and temperature sensor connection, for receiving the temperature sensor Measured value and first water pump (203), second water pump (204) and the third water pump are controlled according to the measured value (205) revolving speed.
10. energy-saving heating refrigeration system according to claim 3, in which:
The energy-saving heating refrigeration system further includes pressure sensor, the pressure sensor setting first water pump (201), The exit of second water pump (202) and the third water pump (203)；
The energy-saving heating refrigeration system further includes warning device, which connect with the pressure sensor, for connecing It receives the measured value of the pressure sensor and alarm signal is generated according to the measured value.
11. energy-saving heating refrigeration system according to claim 4, in which:
The energy-saving heating refrigeration system further includes valve positioner, in the valve positioner and the energy-saving heating refrigeration system All valves be separately connected, for receive remote control commands and according to the remote control commands control respective valves conducting And closing.
CN201810975739.2A 2018-08-24 2018-08-24 Energy-saving heating refrigeration system Pending CN108954477A (en)

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