CN106055506A - Method for improving reliability of hot-plug unit of storage server - Google Patents
Method for improving reliability of hot-plug unit of storage server Download PDFInfo
- Publication number
- CN106055506A CN106055506A CN201610357691.XA CN201610357691A CN106055506A CN 106055506 A CN106055506 A CN 106055506A CN 201610357691 A CN201610357691 A CN 201610357691A CN 106055506 A CN106055506 A CN 106055506A
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- China
- Prior art keywords
- storage server
- circuit
- hot plug
- plug unit
- hot
- Prior art date
- 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
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
-
- 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
Abstract
The invention relates to a method for improving reliability of a hot-plug unit of a storage server, relating to the field of power supply of storage servers. The invention puts forward an improved hot-plug circuit for a server mainboard. In the hot-plug circuit of the server mainboard, high frequency voltage disturbance is habited by adoption of adopt a TVS pipe and low-frequency voltage disturbance is inhibited by adoption of an RC Snubber circuit as for voltage disturbances of different frequencies in the hot-plug process. As for short circuits or long-term heavy current of a storage server system, fuses are added at the front end of the system for protection. The method for improving reliability of the hot-plug unit of the storage server has following beneficial effects: reliability of the storage server can be effectively improved and hot-plug is effectively avoided; damage of ESD, a system circuit and current on a storage server product is avoided so that the product quality is improved and competitiveness of the product is improved.
Description
Technical field
The present invention relates to store server and supply electrical domain, specifically one raising storage server hot plug unit can
Method by property.
Background technology
Along with developing rapidly of Internet technology in recent years, the breakthrough of the key technologies such as the biggest data and cloud platform,
Increasing to the demand of storage server, more and more higher to the product stability of storage server and the requirement of function.For
The convenience of the actual application of satisfied storage server, storage server hot plug framework is widely used.How to carry
The reliability of high storage server hot plug framework, becomes the key component of storage server power-supply service.Meanwhile, also it is to improve
Storage server product reliability and the important component part of application.
Storage server is that specific objective designs, and configuration mode has difference with common server, it may be possible to have a bit
Extra storage, it is also possible to have the server of the biggest memory space.One storage server has 6 pieces of inner magnet to I haven't seen you for ages
Dish, Many times can reach 12 pieces to 24 pieces internal disks.Storage server is typically independent unit, is designed to 4U frame
Formula, or be positioned at neighbouring server two such chest by a memory element and one and form.Under many circumstances, deposit
Storage server can carry a lot of special services, including storage management software, ensures that the additional hardware of high flexibility, RAID join
Put type, and guarantee the additional networks connection etc. that more desktop user is attached thereto.
There is shortcomings in traditional storage server hot plug circuit, and 1) when the mainboard heat of storage server is inserted into be
After system, the surge voltage of generation cannot be inhibited, this instant high-voltage, and high electric current can be directly impinging the electronics unit of rear end
Device, causes the service life directly damaging or reducing components and parts of rear end components and parts；2) due to the existence of bulky capacitor, according to being
The quantity of electric charge conservation Q=C*V of system moment, wherein Q is the quantity of electric charge, and C is system capacitance amount, and V is system voltage, after moment inserts
Cause system capacitance amount C moment to increase, then system voltage V can reduce moment, has the biggest probability to trigger the under-voltage protection of system
And system exception shutdown；3) when system occurs extremely during short circuit, because not adding electric fuse protection, can be other node systems of system
Power supply is the most short-circuit, destroys whole system power supply.
Summary of the invention
The present invention is directed to demand and the weak point of current technology development, it is provided that a kind of raising stores server hot plug list
The method of unit's reliability.
A kind of method improving storage server hot plug unit reliability of the present invention, solves above-mentioned technical problem and adopts
Technical scheme as follows: described a kind of improve storage server hot plug unit reliability method, a kind of improvement is proposed
Server master board plug-and-play circuit, in this server master board hot plug circuit, for the voltage of different frequency in hot plug process
Interference, the voltage disturbance of high frequency uses TVS pipe to suppress；The voltage disturbance of low frequency uses RC Snubber circuit to suppress；Pin
Storage server system is occurred the situation of short-circuit or long-time big electric current, uses the mode at system front end increase electric fuse to protect
Protect.
Preferably, by assessing energy and the frequency of surge current in storage server system hot plug process, according to energy
Amount selects resistance up to specification, selects to meet the electric capacity of planning according to frequency, and described resistance forms RC with described capacitances in series
Snubber circuit.
Preferably, by assessing the input voltage value of storage server system, breakdown reverse voltage up to specification is selected
TVS pipe；Described TVS pipe and described RC Snubber circuit in parallel, and this parallel circuit one end ground connection.
Preferably, if storage server node running voltage is 12V+-5%, then selecting breakdown reverse voltage is the TVS of 15V
Pipe.
Preferably, by assessing the maximum current of storage server system, blowout current electric fuse up to specification is selected.
Preferably, if storage server node maximum current is 50A, then selecting blowout current is the electric fuse of 80A.
Preferably, using two electric fuse parallel connections to form fuse circuit, it is defeated that described fuse circuit one end connects voltage
Entering end, the parallel circuit that the other end is formed with TVS pipe, RC Snubber circuit is connected.
A kind of method improving storage server hot plug unit reliability of the present invention compared with prior art has
Provide the benefit that: the present invention, by using TVS pipe to eliminate the impact of high-frequency high-voltage interference in hot plug circuit, uses RC
Snubber eliminates the impact of low frequency high voltage interference, uses electric fuse to reduce the loss that system is subject to because of short circuit, evades because of the most electric
Stream causes the damage to server line components and parts；The reliability of storage server can be effectively improved, effectively reduce hot plug,
ESD, the harm to storage server product such as system short-circuit and overcurrent, conscientiously improves storage server product quality, increases
Add the competitiveness of product.
Figure of description
Accompanying drawing 1 is the schematic diagram of the hot plug circuit improving storage server hot plug unit reliability.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, to this
Bright a kind of described method improving storage server hot plug unit reliability further describes.
The present invention proposes a kind of method improving storage server hot plug unit reliability, by hot-swappable circuit
In, add the methods such as TVS pipe, RC Snubber circuit, and electric fuse, reduce the design surge current suppression of capacitance, many
Under Guan Qi, strengthen the reliability of hot-swappable circuit, the reliability of storage server can be effectively improved, effectively reduce heat and insert
Pull out, ESD, the harm to storage server product such as system short-circuit and overcurrent, conscientiously improve product quality.
Embodiment:
A kind of method improving storage server hot plug unit reliability that the present embodiment proposes, proposes the clothes of a kind of improvement
Business device mainboard plug-and-play circuit, by server master board hot plug circuit, for the voltage disturbance of different frequency, high frequency
Voltage disturbance uses TVS pipe (transient voltage suppressor) to suppress；The voltage disturbance of low frequency uses RC Snubber circuit
(resistance capacitance buffer circuit) suppresses；There is the impact of short-circuit or long-time big electric current for system, use and increase at system front end
The mode adding electric fuse is protected, it is possible to the loss that reduction system is subject to because of short circuit, evades because overcurrent causes server line
The damage of components and parts.
The method improving storage server hot plug unit reliability described in the present embodiment, stores server system by assessment
The energy of surge current and frequency in system hot plug process, select resistance up to specification according to energy, according to frequency selector
Closing the electric capacity of planning, described resistance forms RC Snubber circuit with described capacitances in series；As shown in Figure 1.So, according to being
The size of surge current and consume the energy that this surge current causes in system hot plug process, selects suitable resistance R, electric capacity C,
Composition RC Snubber circuit, absorbs the energy that in hot plug process, surge current causes, prevents surge current to system electronic
The damage of components and parts, it is possible to the normal table work of storage server system is effectively ensured.
The method improving storage server hot plug unit reliability described in the present embodiment, stores server system by assessment
The input voltage value of system, selects the TVS pipe of breakdown reverse voltage up to specification；Such as, if certain storage server node works
Voltage is 12V+-5%, and selecting breakdown reverse voltage is the TVS pipe of 15V；In this hot plug circuit, described TVS pipe and described RC
Snubber circuit in parallel, and this parallel circuit one end ground connection, as shown in Figure 1.So, according to the electricity of storage server system
Pressure demand, selects TVS pipe up to specification, the interference of the high voltagehigh frequency that filtering appts occurs in hot plug process；Meanwhile, filter
Except the interference of some ESD, protection system electronic components and parts will not be damaged, ensures the normal table work of system.
The method improving storage server hot plug unit reliability described in the present embodiment, by assessment storage server
The maximum current of system, selects blowout current electric fuse up to specification；Such as, if certain storage server node maximum current is
50A, then the electric fuse that blowout current can be selected to be 80A.In the present embodiment, two electric fuse parallel connections are used to form electric fuse electricity
Road, described fuse circuit one end connects voltage input end, the electricity in parallel that the other end is formed with TVS pipe, RC Snubber circuit
Connect in road, as shown in Figure 1.So, according to storage server system maximum current, select electric fuse up to specification,
Guarantee system is in the case of there is abnormal the most short-circuit or abnormal overcurrent, and electric fuse can fuse rapidly, avoids catching fire,
The event of bigger harm such as smolder.
By the above detailed description to the method for the invention, it is seen that the hot plug circuit design after improvement, reduce heat
Plug line electricity capacity, the problem that so can reduce the system voltage fluctuation caused because of the capacitance of moment increase；Permissible
Ensure the reliability of hot plug construction for electricity, the product reliability energy of storage server can be effectively improved.
Above-mentioned detailed description of the invention is only the concrete case of the present invention, and the scope of patent protection of the present invention includes but not limited to
Above-mentioned detailed description of the invention, any that meet claims of the present invention and any person of an ordinary skill in the technical field
The suitably change being done it or replacement, all should fall into the scope of patent protection of the present invention.
Claims (7)
1. the method improving storage server hot plug unit reliability, it is characterised in that propose the service of a kind of improvement
Device mainboard plug-and-play circuit, in this server master board hot plug circuit, for the voltage disturbance of different frequency in hot plug process,
The voltage disturbance of high frequency uses TVS pipe to suppress；The voltage disturbance of low frequency uses RC Snubber circuit to suppress；For storage
There is the situation of short-circuit or long-time big electric current in server system, uses the mode at system front end increase electric fuse to protect.
A kind of method improving storage server hot plug unit reliability, it is characterised in that
By assessing energy and the frequency of surge current in storage server system hot plug process, select up to specification according to energy
Resistance, selects to meet the electric capacity of planning according to frequency, and described resistance forms RC Snubber circuit with described capacitances in series.
A kind of method improving storage server hot plug unit reliability, it is characterised in that
By assessing the input voltage value of storage server system, select the TVS pipe of breakdown reverse voltage up to specification；Described TVS
Pipe and described RC Snubber circuit in parallel, and this parallel circuit one end ground connection.
A kind of method improving storage server hot plug unit reliability, it is characterised in that
If storage server node running voltage is 12V+-5%, then selecting breakdown reverse voltage is the TVS pipe of 15V.
5. according to the arbitrary a kind of described method improving storage server hot plug unit reliability of Claims 1-4, its feature
It is, by assessing the maximum current of storage server system, selects blowout current electric fuse up to specification.
A kind of method improving storage server hot plug unit reliability, it is characterised in that
If storage server node maximum current is 50A, then selecting blowout current is the electric fuse of 80A.
A kind of method improving storage server hot plug unit reliability, it is characterised in that
Using two electric fuse parallel connections to form fuse circuit, described fuse circuit one end connects voltage input end, the other end and TVS
The parallel circuit that pipe, RC Snubber circuit are formed is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610357691.XA CN106055506A (en) | 2016-05-26 | 2016-05-26 | Method for improving reliability of hot-plug unit of storage server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610357691.XA CN106055506A (en) | 2016-05-26 | 2016-05-26 | Method for improving reliability of hot-plug unit of storage server |
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| Publication Number | Publication Date |
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| CN106055506A true CN106055506A (en) | 2016-10-26 |
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ID=57175297
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610357691.XA Pending CN106055506A (en) | 2016-05-26 | 2016-05-26 | Method for improving reliability of hot-plug unit of storage server |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069652A (en) * | 2017-04-21 | 2017-08-18 | 广东浪潮大数据研究有限公司 | A kind of multiple fuse method in parallel under high current |
| CN107391414A (en) * | 2017-07-24 | 2017-11-24 | 青岛海信宽带多媒体技术有限公司 | A kind of signal input circuit and hot-pluggable optical module |
| CN108199354A (en) * | 2018-01-11 | 2018-06-22 | 郑州云海信息技术有限公司 | A kind of design method that short circuit is avoided to endanger |
| CN109253104A (en) * | 2018-09-17 | 2019-01-22 | 郑州云海信息技术有限公司 | A kind of equipment, method and system controlling fan |
| CN109298770A (en) * | 2017-07-25 | 2019-02-01 | 鸿富锦精密工业(武汉)有限公司 | Mainboard |
| CN113964808A (en) * | 2021-12-22 | 2022-01-21 | 苏州浪潮智能科技有限公司 | Hot plug line input end spike suppression device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101930276A (en) * | 2010-08-30 | 2010-12-29 | 浪潮电子信息产业股份有限公司 | Method for realizing main board power supply by hot-plugging technology |
| KR20120106462A (en) * | 2011-03-18 | 2012-09-26 | 엘에스산전 주식회사 | Power conditioning system with a snubber circuit using a tvs diode |
| CN102866769A (en) * | 2012-08-31 | 2013-01-09 | 天津三星电子有限公司 | Display terminal |
| CN105302267A (en) * | 2015-12-09 | 2016-02-03 | 浪潮电子信息产业股份有限公司 | Method for reducing surge voltage of power input end of server system |
| CN105354164A (en) * | 2015-12-07 | 2016-02-24 | 浪潮(北京)电子信息产业有限公司 | Method and system for hot swapping of Multi-Host module of server |
| CN105356431A (en) * | 2015-12-04 | 2016-02-24 | 浪潮电子信息产业股份有限公司 | Device capable of preventing power outage of complete set cabinet caused by failure of components of secondary power source plates |
-
2016
- 2016-05-26 CN CN201610357691.XA patent/CN106055506A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101930276A (en) * | 2010-08-30 | 2010-12-29 | 浪潮电子信息产业股份有限公司 | Method for realizing main board power supply by hot-plugging technology |
| KR20120106462A (en) * | 2011-03-18 | 2012-09-26 | 엘에스산전 주식회사 | Power conditioning system with a snubber circuit using a tvs diode |
| CN102866769A (en) * | 2012-08-31 | 2013-01-09 | 天津三星电子有限公司 | Display terminal |
| CN105356431A (en) * | 2015-12-04 | 2016-02-24 | 浪潮电子信息产业股份有限公司 | Device capable of preventing power outage of complete set cabinet caused by failure of components of secondary power source plates |
| CN105354164A (en) * | 2015-12-07 | 2016-02-24 | 浪潮(北京)电子信息产业有限公司 | Method and system for hot swapping of Multi-Host module of server |
| CN105302267A (en) * | 2015-12-09 | 2016-02-03 | 浪潮电子信息产业股份有限公司 | Method for reducing surge voltage of power input end of server system |
Non-Patent Citations (1)
| Title |
|---|
| 姜栋栋等: "IGBT过电压产生机理分析及RC缓冲电路的设计", 《电力科学与工程》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107069652A (en) * | 2017-04-21 | 2017-08-18 | 广东浪潮大数据研究有限公司 | A kind of multiple fuse method in parallel under high current |
| CN107391414A (en) * | 2017-07-24 | 2017-11-24 | 青岛海信宽带多媒体技术有限公司 | A kind of signal input circuit and hot-pluggable optical module |
| CN107391414B (en) * | 2017-07-24 | 2019-09-20 | 青岛海信宽带多媒体技术有限公司 | A kind of signal input circuit and hot-pluggable optical module |
| CN109298770A (en) * | 2017-07-25 | 2019-02-01 | 鸿富锦精密工业(武汉)有限公司 | Mainboard |
| CN108199354A (en) * | 2018-01-11 | 2018-06-22 | 郑州云海信息技术有限公司 | A kind of design method that short circuit is avoided to endanger |
| CN109253104A (en) * | 2018-09-17 | 2019-01-22 | 郑州云海信息技术有限公司 | A kind of equipment, method and system controlling fan |
| CN113964808A (en) * | 2021-12-22 | 2022-01-21 | 苏州浪潮智能科技有限公司 | Hot plug line input end spike suppression device |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |