CN208652797U - Computer-room air conditioning system - Google Patents

Abstract

The utility model is suitable for computer room refrigeration technology field, provides a kind of computer-room air conditioning system comprising house subsystem, domestic water heat exchange subsystem, rainwater heat exchange subsystem, outdoor heat dissipation subsystem and control subsystem.House subsystem includes compressor, evaporator, evaporation fan and throttling set；Domestic water heat exchange subsystem includes water tank and water tank heat exchange coil pipe；Rainwater heat exchange subsystem includes rainwater collection header and rainwater heat exchange coil；Outdoor heat dissipation subsystem includes condenser and condensation fan.Compressor, water tank heat exchange coil pipe, rainwater heat exchange coil, condenser, throttling set and evaporator are sequentially connected in series refrigerant heat exchange loop.Heat exchange efficiency highest heat section is led to domestic water heat exchange subsystem by computer-room air conditioning system provided by the utility model, middle section is led into rainwater heat exchange subsystem, latter end is led to conventional condenser, can not only recycle and using nature heat spreading function, the operation energy consumption of computer-room air conditioning system can also be reduced.

Description

Computer-room air conditioning system

Technical field

The utility model belongs to computer room refrigeration technology field, is to be related to a kind of computer-room air conditioning system more specifically.

Background technique

Traditional data computer room, equipment cooling needs to cool down using special air conditioner, and equipment heating is drained into outdoor And it can not be used.Especially with the data center computer room of Wind-cooling type computer-room air conditioning system, Energy Efficiency Ratio is relatively lower, leads to machine The whole PUE (Power Usage Effectiveness, power supply service efficiency) in room is higher.

Utility model content

The purpose of this utility model is to provide a kind of computer-room air conditioning systems, it is intended to solve existing computer-room air conditioning system fortune Row efficiency is high, can not efficiently use the technical issues of equipment heat production.

To achieve the above object, the technical solution adopted in the utility model is to provide a kind of computer-room air conditioning system, comprising: House subsystem, domestic water heat exchange subsystem, rainwater heat exchange subsystem, outdoor heat dissipation subsystem and matched control subsystem System；

The house subsystem include compressor, evaporator, for the evaporator air inducing evaporation fan and throttling Device；

The domestic water heat exchange subsystem includes for placing the water tank of domestic water and being arranged in the water tank simultaneously For carrying out the water tank heat exchange coil pipe of heat exchange with the domestic water in the water tank；

Rainwater heat exchange subsystem include rainwater collection header and be arranged in the rainwater collection header and be used for it is described Rainwater in rainwater collection header carries out the rainwater heat exchange coil of heat exchange；

The outdoor heat dissipation subsystem includes condenser and the condensation fan for blowing to the condenser；

Wherein, the compressor, the water tank heat exchange coil pipe, the rainwater heat exchange coil, the condenser, throttling set Refrigerant heat exchange loop is sequentially connected in series with the evaporator.

Further, the house subsystem further includes the solenoid valve being electrically connected with the control subsystem, the pressure Contracting machine connects to form the road of refrigerant heat exchange by the solenoid valve with the rainwater heat exchange coil.

Further, the domestic water heat exchange subsystem further includes the temperature sensing for measuring water temperature in the water tank Device, the temperature sensor and the control subsystem are electrically connected.

Further, the outdoor heat dissipation subsystem further includes for measuring between the condenser and the throttling set The refrigerant heat exchange loop pressure pressure sensor, the pressure sensor and the control subsystem are electrically connected.

Further, the water tank is bearing type water tank.

Further, the water tank is non-bearing type water tank, is equipped in the water tank for measuring water level in the water tank The liquid level sensor of height, the liquid level sensor and the control subsystem are electrically connected.

Optionally, domestic water heat exchange subsystem further includes heating plant and heating water pump, and the water tank described is adopted Heater device and the heating water series connection of pumps form heating heat exchange loop.

Optionally, the domestic water heat exchange subsystem further includes heating plant, heating water pump, indirect heat exchanger and heating Primary side water pump, the indirect heat exchanger have and can exchange heat and independent first pipeline and the second pipeline mutually, the water tank, First pipeline and the heating primary side water pump of the indirect heat exchanger connect to form heat exchange loop of heating, institute Second pipeline, the heating plant and the heating water series connection of pumps for stating indirect heat exchanger form the secondary heat exchange of heating and return Road.

Further, the heating plant includes floor heating pipe and/or heat collector.

Further, rainwater heat exchange coil and/or the water tank heat exchange coil pipe be stainless steel component, titanium material members or Titanium alloy member.

Computer-room air conditioning system provided by the utility model, by adding domestic water heat exchange subsystem and rainwater heat exchange subsystem Condensation heat extraction side is carried out segmentation step by step and exchanged heat, will sampled highest, heat exchange efficiency highest heat section, and lead to domestic water by system Exchange heat subsystem, by middle section lead to rainwater heat exchange subsystem, latter end is led to conventional condenser, not only can utmostly into Row recuperation of heat and the heat spreading function for utilizing nature can also reduce the operation energy consumption of computer-room air conditioning system, while conventional sky Adjust condenser fan that can run for a long time in low speed, energy-saving and noise-reducing, Energy Efficiency Ratio is high, reduces the whole PUE value of computer room.

Detailed description of the invention

Fig. 1 is the schematic diagram for the computer-room air conditioning system that the utility model embodiment one provides；

Fig. 2 is the schematic diagram of domestic water heat exchange subsystem in Fig. 1；

Fig. 3 is the signal of the domestic water heat exchange subsystem in the computer-room air conditioning system that the utility model embodiment two provides Figure.

In figure: 1- house subsystem；101- compressor；102- solenoid valve；103- throttling set；104- evaporator；105- Evaporation fan；2- domestic water heat exchange subsystem；201- water tank；202- temperature sensor；203- water tank heat exchange coil pipe；204- water Case water inlet pipe；205- heating water pump；206- floor heating pipe；207- heat collector；208- radiator drain；3- rainwater heat exchange subsystem； 301- rainwater heat exchange coil；302- rainwater collection header；Heat dissipation subsystem outside the room 4-；401- condenser；402- condensation fan；403- Pressure sensor；5- control subsystem.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that term " length ", " width ", " height ", " thickness ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " head ", " tail " is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.

It should also be noted that, unless otherwise clearly defined and limited, " installation ", " connected ", " connection ", " fixation ", Terms such as " settings " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside a element.For the ordinary skill in the art, Ke Yigen The concrete meaning of above-mentioned term in the present invention is understood according to concrete condition.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.In addition, " multiple ", " several " are meant that two or more, unless Separately there is clearly specific restriction.

Embodiment one

Referring to Figure 1, now the embodiment one of computer-room air conditioning system provided by the utility model is illustrated.Air conditioner in machine room System is freezed for data center computer room, including house subsystem 1, domestic water heat exchange subsystem 2, rainwater heat exchange subsystem 3, room Outer heat dissipation subsystem 4 and matched control subsystem 5.

House subsystem 1 is generally located in data center computer room comprising compressor 101, evaporator 104 are evaporated for giving The evaporation fan 105 and throttling set 103 of 104 air inducing of device.

Domestic water heat exchange subsystem 2 includes the water tank 201 and water tank heat exchange coil pipe 203 for holding domestic water, water Case heat exchange coil 203 is arranged in water tank 201, for carrying out heat exchange with the domestic water in water tank 201.Here it should manage Solution, water tank 201 necessarily have at least one tank inlet pipe 204 and at least one radiator drain 208.Life in water tank 201 Water is applied flexibly because becoming hot water by heat exchange, can be used for such as having a bath, the daily hot water of heat supply uses.

Rainwater heat exchange subsystem 3 includes rainwater collection header 302 and rainwater heat exchange coil 301.Rainwater collection header 302 is usually Open cabinet is arranged in open-air atmosphere, is used to collect middle water after rainwater or processing.Rainwater heat exchange coil 301 is arranged In rainwater collection header 302, for carrying out heat exchange with the rainwater in rainwater collection header 302.

Outdoor heat dissipation subsystem 4 includes condenser 401 and the condensation fan 402 for blowing to condenser 401.

Control subsystem 5 can be the controllers such as industrial personal computer, single-chip microcontroller or PLC or control unit, and which control rooms The coordinate operation of intra subsystem 1, domestic water heat exchange subsystem 2, rainwater heat exchange subsystem 3 and outdoor heat dissipation subsystem 4.It is optional The main electric execution element of ground, control subsystem 5 and each subsystem is electrically connected, such as compressor 101, evaporation fan 105, section Device 103 and condensation fan 402 etc. is flowed to be electrically connected with control subsystem 5 respectively.

Wherein, compressor 101, water tank heat exchange coil pipe 203, rainwater heat exchange coil 301, condenser 401, throttling set 103 A refrigerant heat exchange loop is sequentially connected in series with evaporator 104.Specifically, from the high temperature of the outlet outflow of compressor 101 The refrigerant of high pressure successively flow into water tank heat exchange coil pipe 203, rainwater heat exchange coil 301 and condenser 401 and successively respectively with Domestic water in water tank 201, the rainwater in rainwater collection header 302,401 periphery of condenser outdoor air occur heat exchange with Reduce refrigerant temperature；Refrigerant completes computer room by air heat exchange in throttling set 103 and evaporator 104 and computer room later Cooling effect, and the entrance for being eventually returned to compressor 101 completes the heat exchange cycle of entire refrigerant.

In the present embodiment, the heat that compressor 101 is discharged carries out other than heat exchanges in addition to outdoor heat dissipation subsystem 4, Heat exchange is carried out also into the domestic water in the water tank 201 outside water tank heat exchange coil pipe 203, with water tank heat exchange coil pipe 203, it will Refrigerant high temperature and pressure two-phase section overheat the stage heat transfer into water, the condensing heat-exchange efficiency in this this stage is most It is good.Hereafter refrigerant exchanges heat also into rainwater heat exchange coil 301 with the rainwater in rainwater collection header 302 again, into one Step expands use scope and promotes energy-saving potential, and subsequent refrigerant just enters condenser 401 and exchanges heat.Because before passing through The heat exchange of water tank heat exchange coil pipe 203, rainwater coil pipe coil pipe 301, the heat exchange load into condenser 401 substantially reduce, condensation Pressure is also reduced, and by control system 5, low speed can be arranged in condensation fan 402 and run, and condensation fan 402 obtains energy conservation, It simultaneously can be with noise reduction, it might even be possible to reduce the heat exchange area of air-conditioning condenser.

Computer-room air conditioning system provided by the embodiment of the utility model is changed by adding domestic water heat exchange subsystem and rainwater Condensation heat extraction side is carried out segmentation step by step and exchanged heat, will sampled highest, heat exchange efficiency highest heat section, and lead to life by thermal sub-system Water heat exchange subsystem is applied flexibly, middle section is led into rainwater heat exchange subsystem, latter end is led to conventional condenser, it not only can be maximum Degree carries out recuperation of heat and the heat spreading function using nature, can also reduce the operation energy consumption of computer-room air conditioning system, with often The air-conditioning condenser blower of rule can be run in low speed for a long time, and energy-saving and noise-reducing, Energy Efficiency Ratio is high, reduce the whole PUE of computer room Value.

Further, referring to Figure 1, house subsystem 1 further includes the solenoid valve 102 being electrically connected with control subsystem 5, Compressor 101 is also connected with rainwater heat exchange coil 301 by solenoid valve 10 and forms the road of a refrigerant heat exchange.In this way, from pressure The road there are two refrigerants that contracting machine 101 flows out can reach rainwater heat exchange coil 301, one is by water tank heat exchange coil pipe 203 reach rainwater heat exchange coils 301, the second is being gone directly rainwater heat exchange coil 301 by solenoid valve 102.In the machine of the present embodiment When room air-conditioning system normally freezes or needs domestic water, solenoid valve 102 is closed state, that is, compressor 101 is discharged Heat successively pass through domestic water heat exchange subsystem 2 and rainwater heat exchange and exchanges heat at subsystem 3.When the life of water tank 201 When reaching certain temperature after heat exchange with water (when hot enough), control subsystem 5 can make to press by opens solenoid valve 102 The refrigerant that contracting machine 101 flows out is no longer pass through water tank heat exchange coil pipe 203 and through rainwater heat exchange coil 301, no longer uses with life Water heat exchange subsystem 2 exchanges heat.When the domestic water temperature of water tank 201 reduces, control subsystem 5 can be again turned on electricity Magnet valve 102.

Further, referring to Figure 1 and Fig. 2, the domestic water subsystem 2 that exchanges heat further includes for measuring water in water tank 201 The temperature sensor 202 of temperature, temperature sensor 202 electrically 5 are connect with control subsystem.Control subsystem electrical 5 can in this way To judge whether water tank 201 needs to heat by temperature sensor 202, and then control the opening and closing of solenoid valve 102.

Further, Fig. 2 is referred to, outdoor heat dissipation subsystem 4 further includes pressure sensor 403, this pressure sensor 403 be for measuring the refrigerant pressure in refrigerant heat exchange loop between condenser 401 and throttling set 103, pressure Sensor 403 and control subsystem 5 are electrically connected.Control subsystem 5 can judge according to the signal of pressure sensor 403 in this way Refrigerant pressure between condenser 401 and throttling set 103, and turning for condensation fan 402 is controlled according to this pressure value Speed.If the refrigerant pressure between condenser 401 and throttling set 103 is higher, then control subsystem 5 can control condensation fan 402 revolving speed improves；If the refrigerant pressure between condenser 401 and throttling set 103 is low, then control subsystem 5 can be controlled The revolving speed of condensation fan 402 processed also accordingly reduces, and realizes energy-saving and noise-reducing.

Further, as a kind of specific embodiment of computer-room air conditioning system provided by the utility model, water tank 201 is Bearing type water tank.Bearing type water tank has the following characteristics that when not needing domestic water, that is, radiator drain 208 is closed, water tank Water inlet pipe 204 is not to 201 water-filling of water tank；When needing domestic water, i.e., radiator drain 208 is opened, and tank inlet pipe 204 is same When to 201 water-filling of water tank.

Further, as a kind of specific embodiment of computer-room air conditioning system provided by the utility model, water tank 201 is Non-bearing type water tank, the characteristic of non-bearing type water tank are tank inlet pipe 204 and radiator drain 208 without correlation.Water tank The liquid level sensor for measuring height of water level in water tank 201 is equipped in 201, liquid level sensor electrically connects with control subsystem 5 It connects.Control subsystem 5 can detect the water level height in water tank 201 by liquid level sensor at this time, if water level in water tank 201 Lower, then control subsystem 5 can issue alarm to notify related personnel.Optionally, one can be arranged on tank inlet pipe 204 Inlet water solenoid valve, this inlet water solenoid valve and control subsystem 5 are electrically connected, when water level is lower in water tank 201, control subsystem 5 control inlet water solenoid valve and open with the progress moisturizing of feed-tank 201.

Further, as a kind of specific embodiment of computer-room air conditioning system provided by the utility model, rainwater heat exchange Coil pipe 301 and/or water tank heat exchange coil pipe 203 are stainless steel component, titanium material members or titanium alloy member, resistance to corrosion By force.

Further, referring to Figure 1 and Fig. 2, in order to improve computer-room air conditioning system provided by the embodiment of the utility model Heat energy utilization, domestic water heat exchange subsystem 2 further includes heating plant and heating water pump 205, water tank 201, heating plant and is adopted The warm series connection of water pump 205 forms heating heat exchange loop.Domestic water heat exchange subsystem 2 is located at first section heat exchange stage, heat exchange efficiency On the one hand the domestic water of height, such water tank 201 can be utilized by radiator drain 208, another aspect domestic water It may be incorporated into progress heating use in heating plant.

Further, referring to Figure 1 and Fig. 2, a kind of specific reality as computer-room air conditioning system provided by the utility model Mode is applied, heating plant is floor heating pipe 206 or heat collector 207, then the floor heating pipe 206 and heat collector of either series, parallel 207。

Embodiment two

Now the embodiment two of computer-room air conditioning system provided by the utility model is illustrated.Refer to Fig. 3, the present embodiment Computer-room air conditioning system and embodiment one computer-room air conditioning system difference are as follows:

In order to improve the heat energy utilization of computer-room air conditioning system provided by the embodiment of the utility model, domestic water heat exchange subsystem System 2 further includes heating plant, heating water pump 205, indirect heat exchanger 209 and heating primary side water pump 210, indirect heat exchanger 209 Can be the structures such as common heating heat exchanger, have can exchange heat mutually and mutually independent first pipeline and second Pipeline, water tank 201, the first pipeline of indirect heat exchanger 209 and the series connection of heating primary side water pump 210 form heat exchange of heating Circuit, the second pipeline, heating plant and the series connection of heating water pump 205 of indirect heat exchanger 209 form the secondary heat exchange loop of heating.

Material is thus formed be able to carry out heat exchange and heat exchange loop of heating that circuit is not interfered and heating are secondary The two heat exchange loops of heat exchange loop, two heat exchange loops can be protected to avoid the intersection of domestic water and heating water Demonstrate,prove water quality.

Further, Fig. 3 is referred to, a kind of specific embodiment party as computer-room air conditioning system provided by the utility model Formula, heating plant are floor heating pipe 206 or heat collector 207, then the floor heating pipe 206 and heat collector 207 of either series, parallel.

The other structures of the computer-room air conditioning system of the present embodiment are identical as the computer-room air conditioning system other structures of embodiment one, Details are not described herein.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. computer-room air conditioning system characterized by comprising house subsystem, domestic water heat exchange subsystem, rainwater heat exchange subsystem System, outdoor heat dissipation subsystem and matched control subsystem；

The house subsystem includes compressor, evaporator, for the evaporation fan and throttling set to the evaporator air inducing；

The domestic water heat exchange subsystem includes for placing the water tank of domestic water and setting in the water tank and being used for The water tank heat exchange coil pipe of heat exchange is carried out with the domestic water in the water tank；

The rainwater heat exchange subsystem includes rainwater collection header and is arranged in the rainwater collection header and is used for and the rainwater Rainwater in collecting box carries out the rainwater heat exchange coil of heat exchange；

The outdoor heat dissipation subsystem includes condenser and the condensation fan for blowing to the condenser；

Wherein, the compressor, the water tank heat exchange coil pipe, the rainwater heat exchange coil, the condenser, throttling set and institute It states evaporator and is sequentially connected in series refrigerant heat exchange loop.

2. computer-room air conditioning system as described in claim 1, which is characterized in that the house subsystem further includes and the control The solenoid valve that subsystem is electrically connected, the compressor connect to form refrigerant by the solenoid valve with the rainwater heat exchange coil The road of heat exchange.

3. computer-room air conditioning system as claimed in claim 2, which is characterized in that the domestic water heat exchange subsystem further includes using In the temperature sensor for measuring water temperature in the water tank, the temperature sensor and the control subsystem are electrically connected.

4. computer-room air conditioning system as described in any one of claims 1-3, which is characterized in that the outdoor heat dissipation subsystem also wraps Include the pressure sensor for measuring the refrigerant heat exchange loop pressure between the condenser and the throttling set, institute It states pressure sensor and the control subsystem is electrically connected.

5. computer-room air conditioning system as described in any one of claims 1-3, which is characterized in that the water tank is bearing type water tank.

6. computer-room air conditioning system as described in any one of claims 1-3, which is characterized in that the water tank is non-bearing type water Case, is equipped with the liquid level sensor for measuring height of water level in the water tank in the water tank, the liquid level sensor with it is described Control subsystem is electrically connected.

7. computer-room air conditioning system as described in claim 1, which is characterized in that the domestic water heat exchange subsystem further includes adopting Heater device and heating water pump, the water tank, the heating plant and the heating water series connection of pumps form heating heat exchange loop.

8. computer-room air conditioning system as described in claim 1, which is characterized in that the domestic water heat exchange subsystem further includes adopting Heater device, heating water pump, indirect heat exchanger and heating primary side water pump, the indirect heat exchanger have can exchange heat and mutually solely Vertical the first pipeline and the second pipeline, first pipeline and the heating primary side of the water tank, the indirect heat exchanger Water pump connects to form heat exchange loop of heating, second pipeline, the heating plant and the institute of the indirect heat exchanger It states heating water series connection of pumps and forms the secondary heat exchange loop of heating.

9. computer-room air conditioning system as claimed in claim 7 or 8, which is characterized in that the heating plant include floor heating pipe and/or Heat collector.

10. computer-room air conditioning system as described in any one of claims 1-3, which is characterized in that rainwater heat exchange coil and/or described Water tank heat exchange coil pipe is stainless steel component, titanium material members or titanium alloy member.