CN206439960U - A kind of data center machine room liquid cooling system - Google Patents
A kind of data center machine room liquid cooling system Download PDFInfo
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- CN206439960U CN206439960U CN201720114937.0U CN201720114937U CN206439960U CN 206439960 U CN206439960 U CN 206439960U CN 201720114937 U CN201720114937 U CN 201720114937U CN 206439960 U CN206439960 U CN 206439960U
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Abstract
The utility model provides a kind of data center machine room liquid cooling system, including：Outer circulation cooling water system, the cold temperature control system of liquid, the cold maintenance unit of liquid and the cold allocation unit of liquid, the low-temperature cooling water in cooling tower in outer circulation cooling water system initially enters the first feed tube of plate type heat exchanger in the cold temperature control system of liquid by drain pipe, the water temperature of cooling water is controlled by plate type heat exchanger, cooling water after regulation and control then enters the cold maintenance unit of each liquid by flexible pipe, the cold maintenance unit of liquid is by built-in monitoring unit, collection in real time, monitoring system data, by these data feedbacks cooling water temperature control is carried out to the cold temperature control system of liquid, so as to realize that data center machine room liquid cooling system is stable, cooling water after the cold maintenance unit of liquid realizes data acquisition is subsequently into the cold allocation unit of liquid corresponding with the cold maintenance unit of liquid, the cold allocation unit of liquid is shunted to entering the cooling water in rack each server, ensure that each server traffic uniformly divides liquid, ensure each server Homogeneouslly-radiating.
Description
Technical field
The utility model is related to liquid refrigeration technique field, and in particular to a kind of data center machine room liquid cooling system.
Background technology
Traditional data center machine room, is all to be cooled with air-conditioning to server, and a data center machine room needs are supporting very
Many air-conditionings, cold wind is sent by air-conditioning, then inner member CPU in server, and internal memory, north and south bridge, the heat of mainboard is taken away, because
It is very high for CPU caloric values, just with immersion heater, so we need a large amount of and terribly cold wind to server radiating, so needing
The electricity wanted is very high, a traditional data center, server power consumption 100KW, and air-conditioner power consumption is probably in 60KW-100KW, especially
Power consumption.
And as electronic component integrated level is improved, its volume is constantly reduced, and performance is constantly lifted, and the function of chip is close
Degree is also increasing, and traditional wind-cooling heat dissipating mode can not meet growing radiating requirements.Liquid cooling technology with
Its efficient radiating efficiency provides new solution for high heat flux dissipation from electronic devices, and data center,
The expansion application of the multiple fields such as server, individual PC.
Publication No. CN105491862A Chinese patent disclose " a kind of liquid cooling apparatus for data center's rack,
Liquid cold cabinet and data center machine room liquid cooling system ", the data center machine room liquid cooling system passes through located at the air side of rack
The feed pipe of the input port of end radiator coil tube, the delivery outlet of UNICOM's cooler and multiple end radiator coil tubes, the multiple ends of UNICOM
Hold radiator coil tube delivery outlet and cooler input port liquid back pipe and for pass through feed pipe terminad radiator coil tube convey
The cooler formation cooling liquid circulation circuit for the coolant that coolant and cooling flow back from end radiator coil tube through liquid back pipe, in feed flow
It is provided for detecting the detection components of pressure in pipe, and it is exhausted in pressure of the pressure component according to detection, regulation feed pipe by joining
To pressure to subatmospheric power, so as to prevent flood, the watertight reliability of data center machine room is improved.But the data
Central machine room liquid cooling system, which remains unchanged, has used a large amount of fans to cool cooling water, and energy-saving effect is not obvious；Secondly, this is
The distribution of cooling water fully relies on pipeline pressure in system, it is impossible to carry out intelligence point according to the concrete condition of each rack in computer room
Match somebody with somebody, the inhomogeneous cooling of different racks in data center may be caused even.
Utility model content
In view of the shortcomings of the prior art, the utility model proposes a kind of data center machine room liquid cooling system, in notebook data
Scheming room liquid cooling system by outer circulation cooling water system, the cold temperature control system of liquid, the cold maintenance unit of liquid and the cold allocation unit of liquid it
Between cooperation, a large amount of heat energy produced in the rack of each in data center machine room are walked by Natural Water cold belt, and can basis
The cold night amount of the situation smart allocation of different heat rack in computer room, can ensure each in data center machine room while saving energy consumption
Individual rack is uniformly cooled down, it is ensured that the normal operation of data center machine room.
To realize above-mentioned technical proposal, the utility model provides a kind of data center machine room liquid cooling system, including：Follow outside
It is cold in the cold temperature control system of ring cooling water system, liquid, the cold maintenance unit of liquid and the cold allocation unit of liquid, the outer circulation cooling water system
But the drain pipe of tower is connected to the first feed tube of plate type heat exchanger in the cold temperature control system of liquid, and the second of the plate type heat exchanger goes out
Liquid pipe is by the first feed tube of pipeline and the cold maintenance unit of liquid, and it is cold that the second drain pipe of the cold maintenance unit of liquid is connected to liquid
The feed tube of allocation unit, the drain pipe of the cold allocation unit of liquid is connected with the second feed tube of the cold maintenance unit of liquid, described
First drain pipe of the cold maintenance unit of liquid and the second feed tube of plate type heat exchanger are connected, and the first of the plate type heat exchanger goes out liquid
Pipe is connected with the feed tube of cooling tower in outer circulation cooling water system.
It is preferred that, the outer circulation cooling water system includes emergence compensating water case, the first cooling tower and the second cooling tower, described
The structure of first cooling tower and the second cooling tower is identical, and quick moisturizing is provided with first cooling tower and the second cooling tower
Pipe and automatic water supplement pipe, the delivery port of the emergence compensating water case are connected respectively to the first cooling tower and the second cooling tower by pipeline
On quick filling pipe and automatic water supplement manage, between the first cooling tower drain pipe and the second cooling tower drain pipe and first
Connected respectively by pipeline between cooling tower feed tube and the second cooling tower feed tube, valve is additionally provided with the connecting pipe
Door；Notebook data central machine room liquid cooling system also includes two cold temperature control systems of independent liquid, and each cold temperature control system of liquid includes
One plate type heat exchanger, the feed tube and drain pipe of the first cooling tower respectively with plate-type heat-exchange in the cold temperature control system of one of liquid
First drain pipe of device and the connection of the first feed tube, the feed tube and drain pipe of the second cooling tower respectively with the cold temperature control of another liquid
First drain pipe of plate type heat exchanger and the connection of the first feed tube in system；Notebook data central machine room liquid cooling system also includes multiple
Along cooling water main flow direction be divided to above and below two groups and the cold maintenance unit of symmetrical liquid, the first of the cold maintenance unit of liquid enters
Liquid pipe and the first drain pipe pass through the second drain pipe and the second feed liquor of plate type heat exchanger in flexible pipe and the cold temperature control system of liquid respectively
Pipe is connected；Notebook data central machine room liquid cooling system also includes the multiple and cold allocation unit of the one-to-one liquid of the cold maintenance unit of liquid,
The feed tube and drain pipe of the cold allocation unit of liquid respectively with the second drain pipe and the second feed tube in the cold maintenance unit of liquid
Connection.
In the above-mentioned technical solutions, outer circulation cooling water system mainly includes external circulation line and cooling tower, described to follow outside
Endless tube road is mainly water pump and pipeline composition, and variable frequency pump allows outer circulation to remain on as outer circulation power source；Cooling tower
Effect is to provide low-temperature receiver for whole system, when two parallel arrangement of first cooling towers and the second cooling tower normal work, wherein
Another is standby for one cooling tower normal work, and emergence compensating water case is used to be cooling tower moisturizing, prevents water level mistake in cooling tower
It is low to cause cooling effectiveness to decline.The cold temperature control system of liquid, which changes the heat of interior circulation by plate, passes to outer circulation, the cold temperature control list of liquid
Member is mainly made up of constant pressure difference control and thermostatic control two systems.Internal circulation water pump and two-port valve inner loop supply backwater pressure difference
It is adjusted, external circulation water pump, triple valve and cooling tower inner loop supply water temperature are adjusted.The cold maintenance unit of liquid it is main according to
It is inner to put monitoring unit, real-time collection, monitoring system data, including rack inlet flow rate and pressure, rack outlet pressure
And temperature, by these data feedbacks to operating system, further it is adjusted to realize data center's machine by temperature conditioning unit
Room liquid cooling system is stable.The cold allocation unit main function of liquid is shunted to entering the cooling water in rack each server,
Ensure that each server traffic uniformly divides liquid, it is ensured that each server Homogeneouslly-radiating.
The workflow of notebook data central machine room liquid cooling system is：First cooling tower or in outer circulation cooling water system
Low-temperature cooling water in two cooling towers initially enters the first feed tube of plate type heat exchanger in the cold temperature control system of liquid by drain pipe,
The water temperature of cooling water is controlled by plate type heat exchanger, the cooling water after regulation and control then enters the cold maintenance of each liquid by flexible pipe
Unit, the cold maintenance unit of liquid is by built-in monitoring unit, and collection, monitoring system data, pass through these data feedbacks to liquid in real time
Cold temperature control system carries out cooling water temperature control, so as to realize that data center machine room liquid cooling system is stable.Safeguard single by liquid is cold
Member realizes the cooling water after data acquisition subsequently into the cold allocation unit of liquid corresponding with the cold maintenance unit of liquid, the cold allocation unit of liquid
Shunted to entering the cooling water in rack each server, it is ensured that each server traffic uniformly divides liquid, it is ensured that each take
Business device Homogeneouslly-radiating.Because each rack is correspondingly arranged the cold maintenance unit of liquid and the cold allocation unit of liquid, therefore can be according to machine
The cold night amount of the situation smart allocation of different heat rack, each in data center machine room can be ensured while saving energy consumption in room
Rack is uniformly cooled down, it is ensured that the normal operation of each rack in data center machine room.
It is preferred that, first cooling tower and the second cooling tower structure be identical and parallel setting, first cooling tower
The upper end of body is provided with overflow pipe, and the lower section of the overflow pipe sets drainpipe, first cooling tower and the second cooling tower
It is mounted on being mounted on frequency conversion on temperature sensing device, the drain pipe of first cooling tower and the second cooling tower on feed tube
The second drain valve is mounted on water pump, the feed tube and drain pipe of first cooling tower and the second cooling tower.System is normal
During operation, the first cooling tower normal work, the second cooling tower is standby, and emergence compensating water case is managed by quick filling pipe and automatic water supplement
For cooling tower moisturizing, preventing in cooling tower that water level is too low causes cooling effectiveness to decline, and overflow pipe is used to ensure liquid level in cooling tower
Constant, temperature sensor is used to determine cooling water into the temperature before cooling tower, to adjust the height of liquid level in cooling tower, enters
And ensure the cooling effectiveness of cooling water.Water pump is used to the cooling water in cooling tower being delivered in plate type heat exchanger.
It is preferred that, the structure of described two cold temperature control systems of independent liquid is identical, board-like in the cold temperature control system of liquid to change
Electric three passes flow divider, the electric three passes point are provided with the pipeline that first drain pipe of hot device is connected with cooling tower feed tube
3rd port of stream valve is connected on the pipeline that the first feed tube of plate type heat exchanger is connected with cooling tower drain pipe by pipeline,
Filter is installed, the rear end of filter is provided with automatic exhaust steam valve, the plate on the first feed tube of the plate type heat exchanger
Variable frequency pump is installed, the front end of the variable frequency pump is provided with check valve, the frequency conversion on the second feed tube of formula heat exchanger
The rear end of water pump is provided with water tank.The cold temperature control system of liquid relies primarily on the heat exchange efficiency of control plate type heat exchanger, controls board-like change
The temperature of cooling water and recycle-water, can adjust cold by electric three passes flow divider in the hot drain pipe of device first and the second drain pipe
But the temperature that water enters before plate type heat exchanger, when cooling water temperature is too low before entrance plate type heat exchanger, can open electronic three
Logical flow divider, by the branching in cooling water suitably of the recycle-water after heat exchange, improves the temperature of cooling water.Filter is used to filter out
Impurity in cooling water, prevents impurity fouling on plate type heat exchanger, and variable frequency pump is used to that heat exchange will to be passed through in plate type heat exchanger
Cooling water be delivered to the cold maintenance unit of liquid, automatic exhaust steam valve is used to discharge air that may be present in cooling water, and check valve is used
Flowed back in preventing cooling water.
It is preferred that, including six groups along cooling water main flow direction be divided to above and below two groups and the cold maintenance unit of symmetrical liquid,
The structure of the cold maintenance unit of each liquid is identical, including four hose couplings for being rectangle distribution, the left side parallel distributed
Hose coupling between connected by pipeline, connected between the hose coupling of the right side parallel distributed also by pipeline, it is described
It is provided with the connecting pipe of left side on pressure sensor and flow sensor, the right side connecting pipe and pressure sensing is installed
Device, thermometer and temperature sensor.
It is preferred that, the hose coupling in the lower left corner goes out by the second of flexible pipe and plate type heat exchanger in the cold maintenance unit of liquid
Liquid pipe is connected, and the hose coupling in the lower right corner is connected by the second feed tube of flexible pipe and plate type heat exchanger in the cold maintenance unit of liquid
Connect, the hose coupling in the upper left corner is connected by the feed tube in the cold allocation unit of flexible pipe and liquid in the cold maintenance unit of liquid, institute
The hose coupling for stating the upper right corner in the cold maintenance unit of liquid is connected by the drain pipe in the cold allocation unit of flexible pipe and liquid.The cold temperature control of liquid
Variable frequency pump conveying in system and the hose coupling in cooling water lower left corner from the cold maintenance unit of liquid that comes enters, and from the upper left corner
Hose coupling export to the cold allocation unit of liquid, pass through between lower left corner hose coupling and upper left corner hose coupling connect
The pressure before pressure sensor and the flow sensor collection cold allocation unit of cooling water influent on pipeline, data on flows, together
When recycle-water after being exchanged heat with rack enter to be back to the cold maintenance unit of liquid again by the hose coupling in the upper right corner, and from the right side
The hose coupling of inferior horn is expelled to the second feed tube in the cold temperature control system of liquid, by installed in lower right corner hose coupling and upper right
Pressure sensor, thermometer and temperature sensor collection between the hose coupling of angle on connecting pipe is cold after being exchanged heat with rack
But the pressure and temperature data of water, carry out cooling water temperature control, so that real by these data feedbacks to the cold temperature control system of liquid
Existing data center machine room liquid cooling system is stable.
It is preferred that, the cold allocation unit of liquid includes the liquid-cooled suit business device that multi-set parallel is set, each liquid-cooled suit business device
Left and right ends are connected to by hose to be arranged on the cold house steward of liquid of the liquid-cooled suit business device left and right sides, and tank is arranged on liquid
Air bleeding valve is provided with above the bottom of cold house steward, the cold house steward of liquid, it is described to there is air bleeding valve to be connected to water by exhaust hose
The hose coupling in the upper left corner and the upper right corner passes through flexible pipe and the cold allocation unit middle left and right two of liquid respectively in groove, the cold maintenance unit of liquid
The cold house steward's connection of liquid of side.The cooling water entered from the cold maintenance unit upper left corner hose coupling of liquid is from liquid on the left of the cold allocation unit of liquid
The lower end of cold house steward enters, and then respectively enters the liquid-cooled suit business device that multi-set parallel is set in rack by hose, and will
The amount of heat that server is produced is taken out of in time, lower end stream of the cooling water after heat exchange from the cold house steward of liquid on the right side of the cold allocation unit of liquid
Go out, because cooling water may be by thermal evaporation in heat transfer process, therefore air bleeding valve is set in the upper end of the cold house steward of liquid, air bleeding valve leads to
Exhaust hose connection screw clamp is crossed, so that steam is emitted into tank, it is to avoid the presence influence server and cooling water of steam
Heat exchange efficiency.
It is preferred that, in the system in the cold allocation unit of liquid whole tanks discharge outlet by flexible pipe be connected to one it is independent
Drainpipe, by this drainpipe, steam is individually discharged, and prevents steam from there is the normal operation of influence server.
A kind of data center machine room liquid cooling system and the beneficial effect of method that the utility model is provided are：
(1) notebook data central machine room liquid cooling system is single by outer circulation cooling water system, the cold temperature control system of liquid, the cold maintenance of liquid
Cooperation between member and the cold allocation unit of liquid, produced in the rack of each in data center machine room a large amount of are walked by Natural Water cold belt
Heat energy, and can be measured according to the situation smart allocation cold night of different heat rack in computer room, it can be protected while saving energy consumption
Each rack is uniformly cooled down in card data center machine room, it is ensured that the normal operation of data center machine room；
(2) there is notebook data central machine room liquid cooling system accurate interior circulation water temperature to control, flow is automatically adjusted, water system
The functions such as constant pressure arrangement, automatic liquid supply, intelligent monitoring, under different outdoor temperature humidity environment, the cold temperature conditioning unit of liquid is according to difference
The suggestion of loading condition dynamic control interior circulation leaving water temperature no more than 40 DEG C, the suggestion of each server branch road output 0.3~
In the range of 0.6L/min, and ensure that computer room inner conduit, heat pipe water cooling module etc. do not produce condensation；
(3) notebook data central machine room liquid cooling system is by automatically adjusting the water rate control server heat pipe water cooling of inner-outer circulation
The temperature difference of module Inlet and outlet water, it is ensured that the control accuracy under limit regulation is not more than 1 DEG C；Each machine rack main conduit flow equilibrium degree is not
Less than 90%；
(4) notebook data central machine room liquid cooling system detects each rack by the cold maintenance unit of liquid by maintenance unit
Total flow, pass in and out the hydraulic pressure of rack and go out the water temperature of rack, and by these data feedbacks to the cold temperature control system of liquid, cold night temperature control
Unit flows into the supply water temperature and water supply flow of each server by thermostatic control system and the control of constant pressure difference control system, from
And realize the stable operation of data center machine room liquid cooling system.
Brief description of the drawings
Fig. 1 is pipeline connection diagram of the present utility model.
Fig. 2 is the pipeline connection diagram of the utility model China and foreign countries recirculating cooling water system.
Fig. 3 is the pipeline connection diagram of the cold temperature control system of liquid in the utility model.
Fig. 4 is the arrangement schematic diagram of the cold allocation unit of liquid and the cold maintenance unit of liquid in the utility model.
Fig. 5 is the pipeline connection diagram of the cold allocation unit of liquid in the utility model.
Fig. 6 is the pipeline connection diagram of the cold maintenance unit of liquid in the utility model.
In figure：100th, outer circulation cooling water system；110th, emergence compensating water case；111st, filling pipe；112nd, the first drain valve；
113rd, moisturizing main valve；120th, the first cooling tower；121st, overflow pipe；122nd, drainpipe；123rd, quick filling pipe；124th, it is automatically replenished
Pipe；127th, flow sensor；128th, the second drain valve；129th, water pump；130th, the second cooling tower；200th, the cold temperature control system of liquid；
210th, plate type heat exchanger；220th, electric three passes flow divider；230th, filter；240th, automatic exhaust steam valve；250th, variable frequency pump；260、
Check valve；270th, water tank；300th, the cold allocation unit of liquid；310th, liquid-cooled suit business device；320th, hose；330th, the cold house steward of liquid；
340th, air bleeding valve；350th, exhaust hose；360th, tank；400th, the cold maintenance unit of liquid；410th, hose coupling；420th, pressure sensing
Device；430th, thermometer；440th, temperature sensor；450th, flow sensor；460th, ball valve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clear, complete description, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.The every other embodiment that this area ordinary person is obtained under the premise of creative work is not made, is belonged to
Protection domain of the present utility model.
Embodiment：A kind of data center machine room liquid cooling system.
Referring to figs. 1 to shown in Fig. 6, a kind of data center machine room liquid cooling system, including：Outer circulation cooling water system 100, liquid
Cooled down in the cold maintenance unit 400 of cold temperature control system 200, liquid and the cold allocation unit 300 of liquid, the outer circulation cooling water system 100
The drain pipe of tower is connected to the first feed tube of plate type heat exchanger 210 in the cold temperature control system 200 of liquid, the plate type heat exchanger 210
The second drain pipe by the first feed tube of pipeline and the cold maintenance unit 400 of liquid, the second of the cold maintenance unit 400 of liquid goes out
Liquid pipe is connected to the feed tube of the cold allocation unit 300 of liquid, drain pipe and the cold maintenance unit of liquid of the cold allocation unit 300 of liquid
400 the second feed tube connection, the first drain pipe of the cold maintenance unit 400 of liquid and the second feed liquor of plate type heat exchanger 210
Pipe is connected, and the first drain pipe of the plate type heat exchanger 210 connects with the feed tube of cooling tower in outer circulation cooling water system 100
Connect.
Referring to figs. 1 to shown in Fig. 6, the outer circulation cooling water system 100 includes emergence compensating water case 110, the first cooling tower
120 and second cooling tower 130, first cooling tower 120 is identical with the structure of the second cooling tower 130, first cooling tower
120 and second are provided with quick filling pipe 123 and automatic water supplement pipe 124 on cooling tower 130, the emergence compensating water case 110
Delivery port is connected respectively to quick filling pipe 123 and automatic benefit on the first cooling tower 120 and the second cooling tower 130 by pipeline
Between water pipe 124, the drain pipe of the first cooling tower 120 and the second cooling tower 130 drain pipe and the feed liquor of the first cooling tower 120
Connected respectively by pipeline between pipe and the feed tube of the second cooling tower 130, valve is additionally provided with the connecting pipe；Notebook data
Central machine room liquid cooling system also includes the cold temperature control system 200 of two independent liquid, and each cold temperature control system 200 of liquid includes one
Plate type heat exchanger 210, the feed tube and drain pipe of the first cooling tower 120 respectively with plate in the cold temperature control system of one of liquid 200
First drain pipe of formula heat exchanger 210 and the connection of the first feed tube, the feed tube and drain pipe of the second cooling tower 130 respectively with separately
First drain pipe of plate type heat exchanger 210 and the connection of the first feed tube in the cold temperature control system 200 of one liquid；Notebook data central machine room
Liquid cooling system also include it is multiple along cooling water main flow direction be divided to above and below two groups and the cold maintenance unit 400 of symmetrical liquid, institute
The first feed tube and the first drain pipe of the cold maintenance unit 400 of liquid are stated respectively by board-like in the cold temperature control system 200 of flexible pipe and liquid
Second drain pipe of heat exchanger 210 and the connection of the second feed tube；Notebook data central machine room liquid cooling system also includes multiple cold with liquid
The cold allocation unit 300 of the one-to-one liquid of maintenance unit 400, feed tube and the drain pipe difference of the cold allocation unit 300 of liquid
It is connected with the second drain pipe and the second feed tube in the cold maintenance unit of liquid 400.
Shown in reference picture 1, the workflow of notebook data central machine room liquid cooling system is：In outer circulation cooling water system 100
Low-temperature cooling water in first cooling tower 120 or the second cooling tower 130 initially enters the cold temperature control system 200 of liquid by drain pipe
First feed tube of middle plate type heat exchanger 210, the water temperature of cooling water is controlled by plate type heat exchanger 210, cold after regulation and control
But water then enters the cold maintenance unit 400 of each liquid by flexible pipe, and the cold maintenance unit 400 of liquid relies on built-in monitoring unit, in real time
Collection, monitoring system data, carry out cooling water temperature control, so that real by these data feedbacks to the cold temperature control system 200 of liquid
Existing data center machine room liquid cooling system is stable.Cooling water after the cold maintenance unit 400 of liquid realizes data acquisition subsequently into
With the cold allocation unit 300 of corresponding liquid of the cold maintenance unit of liquid 400,300 pairs of the cold allocation unit of liquid enters in rack each server
Cooling water shunted, it is ensured that each server traffic uniformly divides liquid, it is ensured that each server Homogeneouslly-radiating.Due to each machine
Cabinet is all correspondingly arranged the cold maintenance unit 400 of liquid and the cold allocation unit 300 of liquid, therefore can be according to different heat rack in computer room
The cold night amount of situation smart allocation, can ensure that the rack of each in data center machine room is uniformly cooled down while saving energy consumption, it is ensured that
The normal operation of each rack in data center machine room.
Shown in reference picture 2, first cooling tower 120 is identical with the structure of the second cooling tower 130 and parallel setting, described
The upper end of the tower body of one cooling tower 120 is provided with overflow pipe 121, and the lower section of the overflow pipe 121 sets drainpipe 122, and described the
Temperature sensing device 127, first cooling tower 120 are mounted on the feed tube of one cooling tower 120 and the second cooling tower 130
Be mounted on water pump 129 on the drain pipe of the second cooling tower 130, the cooling tower 130 of the first cooling tower 120 and second enters
It is mounted on setting the first drain valve 112 on the second drain valve 128, the emergence compensating water case 110 in liquid pipe and drain pipe, meets an urgent need
Moisturizing main valve 113 is set on the outlet pipe of water supply tank 110, and emergence compensating water case 110 carries out moisturizing by filling pipe 111.System is just
Often during operation, the normal work of the first cooling tower 120, the second cooling tower 130 is standby, and emergence compensating water case 110 passes through quick filling pipe
123 and automatic water supplement pipe 124 be cooling tower moisturizing, preventing in cooling tower that water level is too low causes cooling effectiveness to decline, overflow pipe 121
For ensureing constant liquid level in cooling tower, TEMP, which puts 127, is used to determine cooling water into the temperature before cooling tower, to adjust
The height of liquid level in cooling tower is saved, and then ensures the cooling effectiveness of cooling water.Water pump 129 is used for the cooling water in cooling tower is defeated
Deliver in plate type heat exchanger 210.
Shown in reference picture 3, the structure of described two cold temperature control systems 200 of independent liquid is identical, the cold temperature control system of liquid
Electric three passes flow divider is provided with the pipeline that first drain pipe of plate type heat exchanger 210 is connected with cooling tower feed tube in 200
220, the 3rd port of the electric three passes flow divider 220 by pipeline be connected to the first feed tube of plate type heat exchanger 210 with
On the pipeline of cooling tower drain pipe connection, filter 230 is installed on first feed tube of the plate type heat exchanger 210, filtered
The rear end of device 230 is provided with automatic exhaust steam valve 240, the second feed tube of the plate type heat exchanger 210 and is provided with variable frequency pump
250, the front end of the variable frequency pump 250 is provided with check valve 260, and the rear end of the variable frequency pump 250 is provided with water tank 270.
The cold temperature control system 200 of liquid relies primarily on the heat exchange efficiency of control plate type heat exchanger 210, and control plate type heat exchanger 210 first goes out liquid
The temperature of cooling water and recycle-water in pipe and the second drain pipe, can adjust cooling water by electric three passes flow divider 220 and enter
Temperature before plate type heat exchanger 210, when cooling water temperature is too low before entrance plate type heat exchanger 210, can open electric three passes
Flow divider 220, by the branching in cooling water suitably of the recycle-water after heat exchange, improves the temperature of cooling water.Filter 230 is used for
The impurity in cooling water is filtered out, impurity fouling on plate type heat exchanger 210 is prevented, variable frequency pump 250 is used for plate type heat exchanger
Cooling water in 210 by heat exchange is delivered to the cold maintenance unit 400 of liquid, and automatic exhaust steam valve 240 is used to discharge may in cooling water
The air of presence, check valve 260 is used to prevent cooling water from flowing back.
Shown in reference picture 4 and Fig. 6, notebook data central machine room liquid cooling system includes six groups along in cooling water main flow direction point
Lower two groups and the cold maintenance unit 400 of symmetrical liquid, the structure of each cold maintenance unit 400 of liquid are identical, are in including four
Connected between the hose coupling 410 of rectangular profile, the hose coupling 410 of the left side parallel distributed by pipeline, the right side
Connected between the hose coupling 410 of side parallel distributed also by pipeline, pressure sensor is installed on the left side connecting pipe
420 and flow sensor 450 and ball valve 460, pressure sensor 420, the and of thermometer 430 are installed on the right side connecting pipe
Temperature sensor 440.The hose coupling 410 in the lower left corner passes through flexible pipe and plate type heat exchanger 210 in the cold maintenance unit 400 of liquid
The connection of the second drain pipe, the hose coupling 410 in the lower right corner passes through flexible pipe and plate type heat exchanger in the cold maintenance unit 400 of liquid
The hose coupling 410 in the upper left corner passes through flexible pipe and cold point of liquid in 210 the second feed tube connection, the cold maintenance unit 400 of liquid
With the feed tube connection in unit 300, the hose coupling 410 in the upper right corner passes through flexible pipe and liquid in the cold maintenance unit 400 of liquid
Drain pipe connection in cold allocation unit 300.The cooling water that variable frequency pump 250 is conveyed in the cold temperature control system 200 of liquid is from liquid
The hose coupling 410 in the lower left corner enters in cold maintenance unit 400, and is exported from the hose coupling 410 in the upper left corner to the cold distribution of liquid
Unit 300, is passed by the pressure on the connecting pipe between lower left corner hose coupling 410 and upper left corner hose coupling 410
Pressure, data on flows before sensor 420 and the collection cold allocation unit 300 of cooling water influent of flow sensor 450, while by
Recycle-water after being exchanged heat with rack enters to be back to the cold maintenance unit 400 of liquid again by the hose coupling 410 in the upper right corner, and from the right side
The hose coupling 410 of inferior horn is expelled to the second feed tube in the cold temperature control system 200 of liquid, by installed in lower right corner hose coupling
Pressure sensor 420, thermometer 430 and temperature sensor 440 between 410 and upper right corner hose coupling 410 on connecting pipe
The pressure and temperature data of the cooling water after being exchanged heat with rack are gathered, by by these data feedbacks to the cold temperature control system of liquid
200 carry out cooling water temperature control, so as to realize that data center machine room liquid cooling system is stable.
Shown in reference picture 4 and Fig. 5, the cold allocation unit 300 of liquid includes the liquid-cooled suit business device 310 that multi-set parallel is set,
The left and right ends of each liquid-cooled suit business device 310 are connected to by hose 320 is arranged in liquid-cooled suit business device 310 left and right sides
The cold house steward 330 of liquid on, tank 360 is arranged on the bottom of the cold house steward 330 of liquid, and the top of the cold house steward 330 of liquid is provided with row
Air valve 340, it is described to there is air bleeding valve 340 to connect screw clamp 360 by exhaust hose 350, in the cold maintenance unit 400 of liquid the upper left corner and
The hose coupling 410 in the upper right corner is connected by the cold house steward 330 of liquid of the cold middle left and right both sides of allocation unit 300 of flexible pipe and liquid respectively.
The cooling water entered from the cold upper left corner hose coupling 410 of maintenance unit 400 of liquid is from the cold cold house steward of left side liquid of allocation unit 300 of liquid
330 lower end enters, and then respectively enters the liquid-cooled suit business device 310 that multi-set parallel is set in rack by hose 320, and
The amount of heat that liquid-cooled suit business device 310 is produced is taken out of in time, and the cooling water after heat exchange is cold from the cold right side liquid of allocation unit 300 of liquid
The lower end outflow of house steward 330, because cooling water may be by thermal evaporation, therefore in the upper end of the cold house steward 330 of liquid in heat transfer process
Air bleeding valve 340 is set, and air bleeding valve 340 connects screw clamp 360 by exhaust hose 350, so that steam is emitted into tank 360
In, it is to avoid the presence influence server and the heat exchange efficiency of cooling water of steam.
Shown in reference picture 4 and Fig. 5, the discharge outlet of whole tanks 360 is connected to an independent drainpipe by flexible pipe, leads to
This drainpipe is crossed, steam is individually discharged, prevents steam from there is the normal operation of influence server.
It is described above be preferred embodiment of the present utility model, but the utility model should not be limited to the embodiment and
Accompanying drawing disclosure of that, so every do not depart from the lower equivalent or modification completed of spirit disclosed in the utility model, all falls
Enter the scope of the utility model protection.
Claims (8)
1. a kind of data center machine room liquid cooling system, it is characterised in that including：Outer circulation cooling water system (100), the cold temperature control of liquid
It is cold in system (200), the cold maintenance unit of liquid (400) and the cold allocation unit of liquid (300), the outer circulation cooling water system (100)
But the drain pipe of tower is connected to the first feed tube of plate type heat exchanger (210) in the cold temperature control system of liquid (200), the plate-type heat-exchange
Second drain pipe of device (210) passes through pipeline and the first feed tube of the cold maintenance unit of liquid (400), the cold maintenance unit of liquid
(400) the second drain pipe is connected to the feed tube of the cold allocation unit of liquid (300), and the cold allocation unit of liquid (300) goes out liquid
Pipe be connected with the second feed tube of the cold maintenance unit of liquid (400), the first drain pipe of the cold maintenance unit of liquid (400) with it is board-like
The second feed tube connection of heat exchanger (210), the first drain pipe and the outer circulation cooling water system of the plate type heat exchanger (210)
(100) the feed tube connection of cooling tower in.
2. data center machine room liquid cooling system as claimed in claim 1, it is characterised in that：The outer circulation cooling water system
(100) emergence compensating water case (110), the first cooling tower (120) and the second cooling tower (130), first cooling tower (120) are included
It is identical with the structure of the second cooling tower (130), it is provided with first cooling tower (120) and the second cooling tower (130) fast
Fast filling pipe (123) and automatic water supplement pipe (124), the delivery port of the emergence compensating water case (110) are connected respectively to by pipeline
Quick filling pipe (123) and automatic water supplement pipe (124) on first cooling tower (120) and the second cooling tower (130), described first
Between cooling tower (120) drain pipe and the second cooling tower (130) drain pipe and the first cooling tower (120) feed tube and second cold
But connected respectively by pipeline between tower (130) feed tube, valve is additionally provided with the connecting pipe；Notebook data central machine room
Liquid cooling system also includes two cold temperature control systems of independent liquid (200), and each cold temperature control system of liquid (200) is board-like including one
Heat exchanger (210), the feed tube and drain pipe of the first cooling tower (120) respectively with the cold temperature control system of one of liquid (200)
First drain pipe of plate type heat exchanger (210) and the connection of the first feed tube, the feed tube and drain pipe point of the second cooling tower (130)
The first drain pipe and the first feed tube not with plate type heat exchanger (210) in the cold temperature control system of another liquid (200) are connected；This number
According to central machine room liquid cooling system also include it is multiple along cooling water main flow direction be divided to above and below two groups and symmetrical liquid it is cold maintenance
Unit (400), the first feed tube and the first drain pipe of the cold maintenance unit of liquid (400) pass through flexible pipe and the cold temperature control of liquid respectively
Second drain pipe of plate type heat exchanger (210) and the connection of the second feed tube in system (200)；Notebook data central machine room liquid cooling system
Also include the one-to-one cold allocation unit of liquid (300) of the multiple and cold maintenance unit of liquid (400), the cold allocation unit of liquid
(300) feed tube and drain pipe is connected with the second drain pipe and the second feed tube in the cold maintenance unit of liquid (400) respectively.
3. data center machine room liquid cooling system as claimed in claim 2, it is characterised in that：First cooling tower (120) and
Second cooling tower (130) structure is identical and parallel setting, and the upper end of the first cooling tower (120) tower body is provided with overflow pipe
(121), the lower section of the overflow pipe (121) sets drainpipe (122), first cooling tower (120) and the second cooling tower
(130) temperature sensing device (127), first cooling tower (120) and the second cooling tower (130) are mounted on feed tube
Drain pipe on be mounted on water pump (129), the feed tube of first cooling tower (120) and the second cooling tower (130) and go out
The second drain valve (128) is mounted in liquid pipe.
4. data center machine room liquid cooling system as claimed in claim 2, it is characterised in that：Described two cold temperature controls of independent liquid
The structure of system (200) is identical, the first drain pipe of plate type heat exchanger (210) and cooling in the cold temperature control system of liquid (200)
Electric three passes flow divider (220), the 3rd end of the electric three passes flow divider (220) are provided with the pipeline of tower feed tube connection
Mouth is connected on the pipeline that the first feed tube of plate type heat exchanger (210) is connected with cooling tower drain pipe by pipeline, the plate
Filter (230) is installed, the rear end of filter (230) is provided with automatic exhaust on the first feed tube of formula heat exchanger (210)
Variable frequency pump (250), the variable frequency pump are installed on valve (240), the second feed tube of the plate type heat exchanger (210)
(250) front end is provided with check valve (260), and the rear end of the variable frequency pump (250) is provided with water tank (270).
5. data center machine room liquid cooling system as claimed in claim 2, it is characterised in that：Including six groups along cooling water main flow
Direction be divided to above and below two groups and the cold maintenance unit of symmetrical liquid (400), the structure of each cold maintenance unit of liquid (400) is identical,
Include passing through between four hose couplings (410) for being rectangle distribution, the hose coupling (410) of the left side parallel distributed
Pipeline is connected, and is connected between the hose coupling (410) of the right side parallel distributed also by pipeline, on the left side connecting pipe
It is provided with pressure sensor (420) and flow sensor (450), the right side connecting pipe and pressure sensor is installed
(420), thermometer (430) and temperature sensor (440).
6. data center machine room liquid cooling system as claimed in claim 5, it is characterised in that：The cold maintenance unit of liquid (400)
The hose coupling (410) in the middle lower left corner is connected by flexible pipe with the second drain pipe of plate type heat exchanger (210), and the liquid is cold to be safeguarded
The hose coupling (410) in the lower right corner is connected by flexible pipe with the second feed tube of plate type heat exchanger (210) in unit (400), institute
The hose coupling (410) for stating the upper left corner in the cold maintenance unit of liquid (400) passes through the feed liquor in flexible pipe and the cold allocation unit of liquid (300)
Pipe is connected, and the hose coupling (410) in the upper right corner passes through flexible pipe and the cold allocation unit of liquid in the cold maintenance unit of liquid (400)
(300) the drain pipe connection in.
7. data center machine room liquid cooling system as claimed in claim 2, it is characterised in that：The cold allocation unit of liquid (300)
The liquid-cooled suit business device (310) set including multi-set parallel, the left and right ends of each liquid-cooled suit business device (310) pass through hose
(320) it is connected to and is arranged on the cold house steward of liquid (330) of liquid-cooled suit business device (310) left and right sides, it is cold that tank (360) is arranged on liquid
Air bleeding valve (340) is provided with above the bottom of house steward (330), the cold house steward of liquid (330), it is described to there is air bleeding valve (340) to lead to
Cross the hose coupling in the upper left corner and the upper right corner in exhaust hose (350) connection screw clamp (360), the cold maintenance unit of liquid (400)
(410) it is connected respectively by the cold house steward of liquid (330) of the cold allocation unit of flexible pipe and liquid (300) middle left and right both sides.
8. data center machine room liquid cooling system as claimed in claim 7, it is characterised in that：The discharge outlet of whole tanks (360)
A piece independent drainpipe is connected to by flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201720114937.0U CN206439960U (en) | 2017-02-08 | 2017-02-08 | A kind of data center machine room liquid cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114937.0U CN206439960U (en) | 2017-02-08 | 2017-02-08 | A kind of data center machine room liquid cooling system |
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| CN206439960U true CN206439960U (en) | 2017-08-25 |
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|---|---|---|---|
| CN201720114937.0U Expired - Fee Related CN206439960U (en) | 2017-02-08 | 2017-02-08 | A kind of data center machine room liquid cooling system |
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