CN108845658A - Power supply power supply plate for liquid cooled server - Google Patents
Power supply power supply plate for liquid cooled server Download PDFInfo
- Publication number
- CN108845658A CN108845658A CN201810557886.8A CN201810557886A CN108845658A CN 108845658 A CN108845658 A CN 108845658A CN 201810557886 A CN201810557886 A CN 201810557886A CN 108845658 A CN108845658 A CN 108845658A
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- CN
- China
- Prior art keywords
- power supply
- server
- supply plate
- subcard
- master board
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
Abstract
The invention discloses a kind of power supply power supply plate for liquid cooled server, server master board is immersed in liquid cooling environment, and power supply power supply plate includes the first part being located in air-cooled environment and the second part in liquid cooling environment, power supply power supply plate include：Input connector, over the first portion, for inputting high tension voltage, and input connector is hot plug connector for setting；Power supply subcard is arranged on the second portion and is connected to input connector, for providing predeterminated voltage for server master board；Out connector is arranged on the second portion and is connected to power supply subcard and server master board, for exporting predeterminated voltage to server master board.Above-mentioned technical proposal of the invention proposes a kind of high power density, the power supply power supply plate suitable for liquid-cooling heat radiation environment.
Description
Technical field
The present invention relates to server technology fields, it particularly relates to a kind of power supply power supply plate for liquid cooled server.
Background technique
With the increase and the development of Internet of Things etc. of the data volume of business processes, the importance of data center is growing day by day.
This adjoint key subjects is to control power consumption under growing data processing needs.It can be subtracted using liquid cooling
Few electricity charge, for the TCO (Total Cost of Ownership, total cost of ownership) of data center's rank, liquid cooling may be more
Favorably.On the other hand, total amount of mobile product and data etc. can also grow continuously and fast from now on, and data center has to high density
Configuration server.In order to cope with such variation, cooling technology is also required to change correspondingly.
In the communications industry, communication with 240V high-voltage direct current (DC) power system reliability, in terms of it is more traditional
Exchange UPS (uninterruptible power supply) system has bigger advantage, and economic benefit and social benefit are significant, high voltage direct current source technology
Received already by common carrier, is currently widely used to promote.In the construction and deployment at current data center still
There is not rear end information technoloy equipment manufacturer to announce to support the input of high-voltage DC power supply, many manufacturers have supported 48V direct current to input, still
Power density is not still suitable for the high power density deployment under the conditions of liquid cooling.
Mainstream whole machine cabinet server power supply plan is still the input of 12V bus at present, according to the scheme of 12V, in 10U (U
Refer to size, 1U is 4.45 centimetres) space in want deployment 8 calculate nodes (monolithic calculate node power about 2400W), total work
Rate is up to 19.2KW, size of current 1600A.This is inconceivable.Under 12V bus framework, 19KW power consumption demand only exists
Transmission loss on copper bar has just reached 2.5KW, accounts for nearly 13% energy consumption.So must could be solved using higher voltage input
Certainly the problem is to improve efficiency utilization rate.In addition, the space 10U deployment server total power consumption is up to 19.2KW, wind-cooling heat dissipating is
It is not able to satisfy application, it is necessary to apply phase-transition liquid refrigeration technique.High voltage input power module at present, volume are not suitable for greatly small size
Power requirement.Power density must be improved.In addition, the switch technology of modular power source forbids being put into liquid cooling using electrolytic capacitor at present
In environment, liquid pollution will cause.
It is analyzed based on the demand feature, current technical solution has not been suitable for liquid cooling high-density data center
Deployment, a high density must be developed, radiate and support the power supply of hot plug suitable for liquid cooling condition.
Summary of the invention
In view of the above problems in the related art, the present invention combines communication 240V high-voltage DC power supply or more high pressure 380V
Application, and the characteristics of according to server power supply, propose a kind of high power density, supplied suitable for the power supply of liquid-cooling heat radiation environment
Battery plate.
The technical proposal of the invention is realized in this way：
According to an aspect of the invention, there is provided a kind of power supply power supply plate for liquid cooled server, server master board
It is immersed in liquid cooling environment, power supply power supply plate includes first part in the air-cooled environment and the in liquid cooling environment
Two parts, power supply power supply plate include：Input connector is arranged over the first portion, for inputting high tension voltage, and the company of input
Connecing device is hot plug connector；Power supply subcard is arranged on the second portion and is connected to input connector, for being server master
Plate provides predeterminated voltage；Out connector is arranged on the second portion and is connected to power supply subcard and server master board, and being used for will
Predeterminated voltage is exported to server master board.
According to an embodiment of the invention, the quantity of power supply subcard is multiple, and multiple power supply subcards are connected in parallel.
According to an embodiment of the invention, the quantity of power supply subcard is 5, the output power of each power supply subcard is 600W.
According to an embodiment of the invention, power supply power supply plate further includes：Input filter condenser is arranged over the first portion simultaneously
It is connected to input connector.
According to an embodiment of the invention, power supply power supply plate further includes：Circuit is monitored, on the second portion, monitoring is electric for setting
Road is connected to the control route on input connector and server master board, wherein controls route according to the state of server master board
Power supply power supply plate is opened and closed by monitoring circuit.
According to an embodiment of the invention, power supply power supply plate further includes：Soft-start circuit is connected to input connector and power supply
Subcard, for inhibiting surge current.
According to an embodiment of the invention, power supply power supply plate further includes：Power supply output filter circuit, setting is on the second portion
And it is connected to power supply subcard and out connector.
According to an embodiment of the invention, the high tension voltage of input mentions in the range of 230V to 390V for server master board
The predeterminated voltage of confession is 12V.
The beneficial effect of power supply power supply plate of the invention is：Reduce liquid cooled server deployment direct current pressure drop loss, improves
Power density, support hot plug, meet data center significantly promoted server calculate density while, also further promoted
Joint mobility；High scalability, highest support 3000W, and can arrange in pairs or groups subcard quantity according to mainboard adjustment of load, optimization collocation
Achieve the purpose that save cost；High reliability, power supply subcard support parallel connection, if single subcard failure, other several power supply subcards
It can work normally；Big capacitance electrolytic capacitor layout avoids mutually polluting with liquid cooling liquid, meets answering for liquid cooling condition in outside
With built-in component can submerge for a long time in a liquid；Circuit is monitored using opto-coupler chip isolation high input voltage and low pressure
Application obscure portions；Condition monitoring and control circuit operating mode, according to server master board state it is determined whether to enable power supply power supply plate,
Power supply power supply plate working condition can be input to server master board, and server master board can close power supply power supply plate after noting abnormalities.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the block diagram of the power supply power supply plate according to an embodiment of the present invention for liquid cooled server；
Fig. 2 is the schematic diagram of the monitoring circuit in Fig. 1；
Fig. 3 a is the schematic diagram of the out connector in Fig. 1；
Fig. 3 b is the schematic diagram of the design specification of the out connector in Fig. 3 a.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in Figure 1, server master board 20 soaks the present invention provides a kind of power supply power supply plate 10 for liquid cooled server
Not in liquid cooling environment, power supply power supply plate 10 includes the first part 12 (i.e. the right part of middle line L) in air-cooled environment；
Power supply power supply plate 10 further includes second part 14 (i.e. the left part of middle line L), which may be mounted at blade knife
In shell and it is immersed in the liquid cooling environment of liquid.Power supply power supply plate 10 of the invention generally includes：Input connector 1, power supply
Subcard 5 and out connector 7, input connector 1 is arranged in first part 12, for inputting high tension voltage and the company of input
Connecing device 1 is hot plug connector；Power supply subcard 5 is arranged on second part 14 and is connected to input connector 1, for being service
Device mainboard 20 provides predeterminated voltage；Out connector 7 is arranged on second part 14 and is connected to power supply subcard 5 and server
Mainboard 20, for exporting predeterminated voltage to server master board 20.
According to an embodiment of the invention, the high tension voltage that power supply power supply plate 10 inputs is in the range of 230V to 390V
The predeterminated voltage that server master board 20 provides is 12V.
Wherein, the through-current capability of the input connector 1 of high pressure>10A.FCI-51939-894 company can be selected in input connector 1
Connect device.
Power supply power supply plate 10 further includes input filter condenser 2, which is arranged in first part 12
And it is connected to input connector 1.High-voltage applications capacitor needs to meet the requirement of rated current, pressure resistance, operating temperature, because of high pressure
The electrolytic capacitor of large volume is generally using capacitor.Electrolytic capacitor is forbidden being put into liquid environment, discharges to avoid electrolyte dirty
Dyestuff liquid.Meanwhile electrolytic capacitor will pay close attention to operating temperature, prevent excess temperature from influencing the service life.Power supply power supply plate of the invention pass through by
Big capacitance electrolytic capacitor layout avoids the mutual pollution with liquid cooling liquid in liquid cooling liquid external.
Power supply power supply plate 10 further includes soft-start circuit 3, which is connected to input connector 1 and power supply
Card 5, for inhibiting surge current.Since power supply power supply plate 10 of the invention is applied to blade server, and support hot plug function
Can, so soft-start circuit 3 is needed to be used to inhibit surge current.The soft-start circuit 3 can utilize RC buffer circuit, slow to capacitor
Charging battery, after reaching target voltage, paralleling MOS FET is opened, normal input power.
Power supply power supply plate 10 further includes monitoring circuit 4, which is arranged on second part 14, and monitoring circuit 4 connects
The control route 8 being connected on input connector 1 and server master board 20, wherein control route 8 according to the shape of server master board 20
State opens and closes power supply power supply plate 10 by monitoring circuit 4.In some embodiments, monitoring circuit 4 include open signal and
Error signal.The monitoring circuit 4 and the server master board 20 of rear end are attached, and server master board 20 can control power supply power supply
Plate 10 is switched on and off.Meanwhile if power supply power supply plate 10 breaks down, server master board can be fed back to by error signal
20, alarm signal can indicate power work state, can close power supply power supply plate 10 when an abnormality is discovered.Power supply power supply of the invention
Plate 10 is high input voltage part, as shown in Fig. 2, the monitoring design of circuit 4 transmits signal using optocoupler.Wherein PU5 (PS2701) and
PU7 (PS2701) is optic coupling element.In addition, control route 8 be located on server master board 20, working principle can by CPLD come
Judge 20 state of server master board, after server master board 20 is in good condition, opens power supply power supply plate 10；If it was found that power supply power supply
Alarm can be issued after 10 alarm signal of plate and closes power supply power supply plate 10.
According to an embodiment of the invention, the quantity of power supply subcard 5 is multiple, and multiple power supply subcards 5 are connected in parallel.?
In embodiment shown in FIG. 1, the quantity of power supply subcard 5 is 5, i.e. D1, D2..., D5, the output power of each power supply subcard 5
For 600W.The expansible output power size of multiple power supply subcards 5 in parallel, highest support 55 output powers of power supply subcard
3000W.In addition, power supply subcard 5 supports application in parallel, single power supply subcard 5 breaks down other several power supply subcards 5 can be normal
Work.
Power supply power supply plate 10 further includes power supply output filter circuit 6, which is arranged in second part
On 14 and it is connected to power supply subcard 5 and out connector 7.For the quality for guaranteeing out-put supply, increase in 10 end of power supply power supply plate
Add the power supply output filter circuit 6, can have the function that reduce EMI interference, reduce output ripple.
According to an embodiment of the invention, power supply power supply plate 10 supports maximum power 3000W, the out connector 7 of 12V maximum
Electric current is 250A.According to an embodiment of the invention, straddle low impedance metal copper bar, and the company of output can be used in out connector 7
Connecing device 7 can be used design specification as shown in Figure 3a, 3b.
Server master board 20 is mounted in knife shell, and power supply power supply plate 10 connects server master board 20 by out connector 7,
The monitoring circuit 4 of power supply power supply plate 10 is connect with the control route 8 on server master board 20, achievees the purpose that state interconnects.
In conclusion providing high-voltage DC power supply power supply board the present invention is based on the application of liquid cooled server.The high straightening
Flowing change-over panel has high density, high reliability, and high scalability supports hot plug, various advantages such as Redundancy Design.The present invention
The beneficial effect of power supply power supply plate be：Reduce liquid cooled server deployment direct current pressure drop loss, improves power density, support heat
Plug, meet data center significantly promoted server calculate density while, also further improve joint mobility；It is high
Scalability, highest support 3000W, and can arrange in pairs or groups subcard quantity according to mainboard adjustment of load, and optimization collocation, which reaches, saves cost
Purpose；High reliability, power supply subcard support parallel connection, if single subcard failure, other several power supply subcards can be worked normally；Great Rong
It is worth electrolytic capacitor layout in outside, avoids mutually polluting with liquid cooling liquid, meet the application of liquid cooling condition, built-in component
It is submerged in a liquid with long-time；Circuit is monitored using opto-coupler chip isolation high input voltage and low pressure applications part；Condition monitoring
With control circuit operating mode, according to server master board state, it is determined whether to enable power supply power supply plate, power supply power supply plate work shapes
State can be input to server master board, and server master board can close power supply power supply plate after noting abnormalities.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of power supply power supply plate for liquid cooled server, which is characterized in that server master board is immersed in liquid cooling environment, institute
Stating power supply power supply plate includes the first part in the air-cooled environment and the second part in the liquid cooling environment, described
Power supply power supply plate includes：
Input connector is arranged in the first part, and for inputting high tension voltage, and the input connector is that heat is inserted
Pull out connector；
Power supply subcard is arranged on the second part and is connected to the input connector, for being the server master board
Predeterminated voltage is provided；
Out connector is arranged on the second part and is connected to the power supply subcard and the server master board, is used for
The predeterminated voltage is exported to the server master board.
2. the power supply power supply plate according to claim 1 for liquid cooled server, which is characterized in that the power supply subcard
Quantity is multiple, and multiple power supply subcards are connected in parallel.
3. the power supply power supply plate according to claim 2 for liquid cooled server, which is characterized in that the power supply subcard
Quantity is 5, and the output power of each power supply subcard is 600W.
4. the power supply power supply plate according to claim 1 for liquid cooled server, which is characterized in that the power supply power supply plate
Further include：
Input filter condenser is arranged in the first part and is connected to the input connector.
5. the power supply power supply plate according to claim 1 for liquid cooled server, which is characterized in that the power supply power supply plate
Further include：
Circuit is monitored, is arranged on the second part, the monitoring circuit connection is in the input connector and the service
Control route on device mainboard,
Wherein, the control route opens and closes the electricity by the monitoring circuit according to the state of the server master board
Source power supply board.
6. the power supply power supply plate according to claim 1 for liquid cooled server, which is characterized in that the power supply power supply plate
Further include：
Soft-start circuit is connected to the input connector and the power supply subcard, for inhibiting surge current.
7. the power supply power supply plate according to claim 1 for liquid cooled server, which is characterized in that the power supply power supply plate
Further include：
Power supply output filter circuit is arranged on the second part and is connected to the power supply subcard and output connection
Device.
8. the power supply power supply plate according to claim 3 for liquid cooled server, which is characterized in that the high pressure of input
For voltage in the range of 230V to 390V, the predeterminated voltage provided for the server master board is 12V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810557886.8A CN108845658A (en) | 2018-06-01 | 2018-06-01 | Power supply power supply plate for liquid cooled server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810557886.8A CN108845658A (en) | 2018-06-01 | 2018-06-01 | Power supply power supply plate for liquid cooled server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108845658A true CN108845658A (en) | 2018-11-20 |
Family
ID=64211404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810557886.8A Pending CN108845658A (en) | 2018-06-01 | 2018-06-01 | Power supply power supply plate for liquid cooled server |
Country Status (1)
| Country | Link |
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| CN (1) | CN108845658A (en) |
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|---|---|---|---|---|
| US6234240B1 (en) * | 1999-07-01 | 2001-05-22 | Kioan Cheon | Fanless cooling system for computer |
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| CN104460944A (en) * | 2014-12-22 | 2015-03-25 | 浪潮电子信息产业股份有限公司 | 4U high-density storage system power supply equipment and method |
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| CN107643813A (en) * | 2017-10-24 | 2018-01-30 | 北京中热能源科技有限公司 | A kind of closed liquid-cooled suit business device |
| CN207115406U (en) * | 2017-07-17 | 2018-03-16 | 郑州云海信息技术有限公司 | A kind of FPGA accelerates board and server cluster |
| CN107911985A (en) * | 2017-11-14 | 2018-04-13 | 成都钰月科技有限责任公司 | High density, without the energy saving Cloud Servers of UPS |
| CN108037816A (en) * | 2017-12-21 | 2018-05-15 | 曙光信息产业(北京)有限公司 | Through-flow device and immersion liquid-cooled suit business device |
-
2018
- 2018-06-01 CN CN201810557886.8A patent/CN108845658A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6234240B1 (en) * | 1999-07-01 | 2001-05-22 | Kioan Cheon | Fanless cooling system for computer |
| CN102360242A (en) * | 2011-10-10 | 2012-02-22 | 浪潮电子信息产业股份有限公司 | Method for realizing modularized power supply of mainboard |
| CN104460944A (en) * | 2014-12-22 | 2015-03-25 | 浪潮电子信息产业股份有限公司 | 4U high-density storage system power supply equipment and method |
| CN105759926A (en) * | 2016-04-20 | 2016-07-13 | 浪潮电子信息产业股份有限公司 | Server framework integrating air cooling and liquid cooling |
| CN106445037A (en) * | 2016-11-29 | 2017-02-22 | 广东合新材料研究院有限公司 | Partial immersion type liquid cooling server cooling system |
| CN207115406U (en) * | 2017-07-17 | 2018-03-16 | 郑州云海信息技术有限公司 | A kind of FPGA accelerates board and server cluster |
| CN107643813A (en) * | 2017-10-24 | 2018-01-30 | 北京中热能源科技有限公司 | A kind of closed liquid-cooled suit business device |
| CN107911985A (en) * | 2017-11-14 | 2018-04-13 | 成都钰月科技有限责任公司 | High density, without the energy saving Cloud Servers of UPS |
| CN108037816A (en) * | 2017-12-21 | 2018-05-15 | 曙光信息产业(北京)有限公司 | Through-flow device and immersion liquid-cooled suit business device |
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Application publication date: 20181120 |