CN1466028A - System and method for real time collecting and processing current and voltage of power supply of clauster - Google Patents
System and method for real time collecting and processing current and voltage of power supply of clauster Download PDFInfo
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- CN1466028A CN1466028A CNA021421633A CN02142163A CN1466028A CN 1466028 A CN1466028 A CN 1466028A CN A021421633 A CNA021421633 A CN A021421633A CN 02142163 A CN02142163 A CN 02142163A CN 1466028 A CN1466028 A CN 1466028A
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Abstract
The invention is a power-supply voltage/current collecting and processing system used in computer group, including master control equipment, voltage detecting equipment, current detecting equipment, voltage/current collecting equipment, and display and alarm equipment. The voltage and current detecting equipments link with the voltage/current collecting equipment through conversion interface, each machnie cabinet's voltage/current collecting equipment communicates with the display and alarm equipment through serial bus, to make the values of processed and calculated signals display or alarm on the display and alarm equipment or the master control equipment. It also includes the voltage/current collecting and processing method.
Description
Technical field
The present invention relates to the system and method for the real-time acquisition process of a kind of electric current and voltage, relate in particular to the system and method for the real-time acquisition process of computer group supply voltage electric current.
Background technology
The computer power supply power supply is an indispensable part in the computer system, no matter is to standalone computer systems or Network of Workstation.Along with computing machine, especially server widespread use in network and calculating, these equipment need continual work, thereby the power supply in the electrical network is also had certain requirement.For the power supply safety of a computing machine or a group of planes, need detect and manage control in real time to power supply.Especially on a group of planes, very big to the electric power of power supply grid, electrical network there is certain requirement.
Requirement to electrical network mainly is the output power requirement that electrical network must satisfy rack.At present on computing machine and server, mostly not to the real-time monitoring and the management of power supply, especially on cluster server, supply voltage and real-time current detection to each rack are very important, exceed safety index if can detect the supply voltage and the electric current of a group of planes in real time, just can take the necessary measures, avoid accident to take place.On the present group of planes, or the detection management system of supply voltage and electric current is not set, or detection means falls behind, or accuracy of detection is low.
Summary of the invention
One of purpose of the present invention has provided a kind of system and method that the voltage and current of computing machine and group of planes power supply is detected in real time.
Another object of the present invention provides a kind of voltage and current to computing machine and group of planes power supply to carry out the system and method that accurately detects in real time.
Another purpose of the present invention provides a kind of system and method that can show in real time and report to the police the voltage and current of computing machine and group of planes power supply, surpass the alarm threshold of setting if detect the voltage and current of power supply, system will produce warning.
A further object of the present invention is that this scheme can modularization, can accomplish the transplanting of system, to be used for the detection and the processing of system's power supply voltage and current.
Other purpose of the present invention and advantage will draw after will and understanding the following description of the present invention by reading.
The invention provides the real-time detecting processing system of a kind of computing machine or server group of planes supply voltage electric current, a described group of planes comprises at least two units, each unit has a computing machine or server at least, described system comprises: be at least one voltage check device (20) of described each unit setting, be used to detect the supply voltage of described each unit and export detected power supply voltage signal, at least one current sensing means (40) for described each unit setting, be used to detect source current and export detected power current signal, at least one electric current and voltage harvester (60) for described each unit setting, be used to gather described power supply voltage signal and described power current signal, and described power supply voltage signal and described power current signal be converted to the described detected supply voltage and the actual numerical value of electric current, for system is provided with at least one master control set (80), the electric current and voltage actual numerical value that is used for storage of collected, a universal serial bus (18), couple together between the electric current and voltage harvester with described each unit, to export the detected supply voltage of described each unit and the actual numerical value of electric current in real time, in order to a described group of planes is controlled in real time.
The present invention also provides a kind of real-time detection disposal route of computer group supply voltage electric current, a described group of planes comprises at least two units, each unit has a computing machine or server at least, and this method may further comprise the steps: detect described each unit voltage in real time; Detect described each unit electric current in real time; Gather the voltage and current signal that described each unit is detected in real time, and the voltage and current signal that described each unit is detected is converted to actual detected electric current and voltage value, by of the actual detected electric current and voltage value output of a universal serial bus, in order to a described group of planes is controlled in real time with described each unit.
Native system can also show actual detected electric current and voltage value, if actual detected electric current and voltage value surpasses preset threshold, also can report to the police; Native system also can be stored detected electric current and voltage value, as the record of system's operation, in order to inquiry later on.
Description of drawings
Fig. 1 shows the system schematic according to a group of planes electric current and voltage acquisition process scheme of the present invention.
Fig. 2 shows the circuit diagram according to a rack electric current and voltage acquisition process of the present invention.
Fig. 3 shows the circuit diagram according to an electric current and voltage harvester of the present invention.
Fig. 4 shows a system according to the present invention carries out display alarm to tested electric current and voltage workflow diagram.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is elaborated.
Fig. 1 shows the synoptic diagram according to the preferred embodiment of a group of planes electric current and voltage acquisition processing system of the present invention, this system is by at least one master control set 80, and the displaying alarm 100 of at least one voltage check device 20, at least one current sensing means 40, at least one electric current and voltage harvester 60 and at least one detected value and universal serial bus 18 are formed.
This system is in an Application Example of a group of planes of being made up of 256 node computers, and this group of planes has 16 racks or unit 15, and 16 node machines are installed on each rack or the unit 15, and each rack adopts the mode of power supply separately.Consider the whole Power Supply Monitoring management of a group of planes and the security of operation, need carry out real-time monitoring and management the power supply of whole racks.In order to implement to detect in real time the voltage and current of each rack, at least one voltage check device 20, at least one current sensing means 40 and at least one electric current and voltage harvester 60 need be installed on each rack.A preferred embodiment of voltage detecting is by divider resistance 10 voltage transitions of test to be become the voltage of 0～5V, sets up the voltage of 0～5V and the relation of virtual voltage linearity.A preferred embodiment of current detecting is the voltage that the big or small linear transformation of electric current is become 0～5V according to the principle of Hall effect.As long as measure the magnitude of voltage of 0～5V, linear calculated relationship according to a preconcerted arrangement just can draw actual current value.When implement detecting the voltage and current value of a plurality of racks simultaneously, the electric current and voltage harvester 60 usefulness universal serial bus 18 of different racks are coupled together.After the magnitude of voltage of 60 pairs of these racks of each electric current and voltage harvester and current value test obtain the result, set up the (not shown) of communicating by letter with master control set 80 softwares by universal serial bus 18, thereby the electric current and voltage value that calculates can be sent to that displaying alarm 100 shows and processing such as alarm.
In order to further specify the principle of work that the present invention detects electric current and voltage in real time, we have provided the supply voltage real-time current detection schematic diagram in the rack.As shown in Figure 2, voltage check device 20 is used for the detection to voltage, and this device can be the commercialization commodity of buying, the current module KT50A/P for Kehai Electronic Tech. Co., Ltd., Beijing's production that adopts in this a preferred embodiment of the present invention example.By divider resistance 10, voltage check device 20 to be received on rack power firestreak 11 and the rack power firestreak zero line 12, the resistance value of divider resistance 22 is 25 kilohms.Resistance 10 is used for dividing potential drop, also is used for determining the range of voltage detection module.Select resistance 22 for use, the alternating voltage of measurement is 250V, and corresponding voltage detection signal is 5V.In Network of Workstation, be used to detect the power supply of rack 15, the power supply of system is an alternating current 220V.
As shown in Figure 2, current sensing means 40 is used for the detection to electric current, this device also can be the commercialization commodity of buying, the current module KV50A/P as Kehai Electronic Tech. Co., Ltd., Beijing's production that uses in a preferred embodiment of the present invention adopts contactless method to carry out the detection of electric current.By current sensing means, current sensing means 40 becomes the voltage of 0～5V with current conversion with the power lead (live wire) 16 of rack, and the electric current of 5V correspondence is 50A.If adorning 40 detected current signals from current detecting is 0.1V, so by the rack power lead electric current be exactly 1A.
Electric current and voltage harvester 60 as shown in Figure 2 can convert detected voltage and current value to digital signal and be converted to actual voltage and current value; Actual numerical value shows by universal serial bus 18 transmitting and displaying warning devices 100 and reports to the police.Harvester can be made capture card or module.
The displaying alarm 100 of electric current and voltage detected value as shown in Figure 2 mainly includes software, it shows detected voltage and current value, can set simultaneously the threshold values of warning, the alarming threshold value of electric current and voltage detected value and setting is compared, when detecting supply voltage or electric current above safe threshold values, system can produce warning.That is, displaying alarm 100 can comprise a comparison means (not illustrating separately), is used for the alarming threshold value of electric current and voltage detected value and setting is compared.As another embodiment, comparison means also can be the part of main control computer or master control set.
Fig. 3 is the circuit diagram of the electric current and voltage harvester 60 in the preferred embodiment, as shown in the figure, data acquisition to electric current and voltage is by single-chip microcomputer 65, adopts philips87C552 in this embodiment of the invention, has the AD translation interface on single-chip microcomputer 65.In detection, used two AD translation interface-port P5.0 and P5.1 of single-chip microcomputer 65, be respectively applied for inquiry electric current and voltage power supply and electric current.J9 joint among the figure is received voltage test device 20 and current sensing means 40, and JP9_3 is the input of measuring electric current, and JP9_2 is the input of measuring voltage.Be provided with a stabilizing circuit between JP9 and single-chip microcomputer (65), it is used for the clutter of elimination input signal.Import by JP9 by the signal that current sensing means 40 and voltage check device 20 obtain, be input in the single-chip microcomputer 65 through stabilizing circuit, single-chip microcomputer 65 is by after carrying out the AD conversion to the voltage and current signal of measuring, multiply by a fixing coefficient respectively and finish the voltage and current signal of measurement and the conversion between actual current and the magnitude of voltage, wherein the conversion accuracy of voltage≤± 1V, current precision≤± 0.01A.
Memory RAM 67 and EPROM66 have been drawn together in single-chip microcomputer 65 outsides, and the RAM67 that extends out uses the GM62256 of chip 32K, and the EPROM66 of expansion uses the 39F512 of 64K.In a preferred embodiment of the present invention, single-chip microcomputer 65 was gathered the data value of primary voltage and electric current every 0.8 second, with the deposit data of gathering among the RAM67 that extends out; Master control set 80 is according to gathering a secondary data every 4.8 seconds to single-chip microcomputer 65.The data that single-chip microcomputer 65 collects cover, and the data of gathering later just cover original data; Can guarantee that like this data that monitoring host computer 80 obtains from single-chip microcomputer 65 are up-to-date all the time.Monitoring host computer 80 can store the data history records of gathering in the hard disk into and preserve.
Single-chip microcomputer 65 with the virtual voltage measured and current value calculate finish after, send to displaying alarm 100 and be used for centralized displaying and report to the police measuring the virtual voltage that calculates and current value serial ports P3.0 and the P3.1 by single-chip microcomputer 65.Wherein the J7 among the figure receives on the displaying alarm 100.For the restriction of the serial port drive ability of improving single-chip microcomputer 65, on transmitting line, be provided with the signal stiffening device, thereby the data transmission after will changing must be far away, in this preferred embodiment of the present invention, adopted MAX3081.Virtual voltage that measure to calculate and current value are received on the J7 after by a stabilizing circuit, and J7 is connected to by universal serial bus 18 on the serial ports of master control set or displaying alarm 100 to the serial ports host-host protocol of main control computer employing 485.Stabilizing circuit between J7 and the MAX3081 is in order to improve the transmission precision of signal.
Fig. 4 shows the workflow diagram that an electric current and voltage acquisition processing system according to the present invention is reported to the police to the virtual voltage and the current value of measurement.Main control computer is inquired about the data of serial ports in real time, after the serial ports initialization, the magnitude of voltage that detects compares (being set to 250V such as threshold voltage) with the threshold values that sets, if the voltage data that serial ports receives is greater than the threshold values that sets, then displaying alarm 100 or master control set 80 display voltage are reported to the police, if the voltage data that serial ports receives is less than the threshold values that sets, then displaying alarm 100 or master control set 80 show normal value voltage; Equally, the current value that detects compares (being set to 20A such as current threshold) with the threshold values that sets, if the current data that serial ports receives is greater than the threshold values that sets, then displaying alarm 100 or master control set 80 show the electric current warning, if the voltage data that serial ports receives is less than the threshold values that sets, then displaying alarm 100 or master control set 80 show the normal value electric current.
Obviously, those skilled in the art can carry out various changes and modification to the electric current and voltage acquisition processing system of computer group of the present invention and not break away from the spirit and scope of the present invention.If of the present invention like this these are revised and modification belongs within claim of the present invention and the equivalent technologies scope thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (11)
1. the real-time detecting processing system of computing machine or server group of planes supply voltage electric current, a described group of planes comprises at least two units, each unit has a computing machine or server at least, described system comprises: be at least one voltage check device (20) of described each unit setting, be used to detect the supply voltage of described each unit and export detected power supply voltage signal, at least one current sensing means (40) for described each unit setting, be used to detect source current and export detected power current signal, at least one electric current and voltage harvester (60) for described each unit setting, be used to gather described power supply voltage signal and described power current signal, and described power supply voltage signal and described power current signal be converted to the described detected supply voltage and the actual numerical value of electric current, a universal serial bus (18), couple together between the electric current and voltage harvester with described each unit, to export the detected supply voltage of described each unit and the actual numerical value of electric current in real time, in order to a described group of planes is monitored in real time.
2. real-time detecting processing system as claimed in claim 1 further comprises at least one comparison means, with the numerical value of described supply voltage and electric current with in the threshold values established compare, with output end value relatively, in order to a described group of planes is monitored in real time.
3. real-time detecting processing system as claimed in claim 2, described comparison means are the parts of the main control computer of a described group of planes.
4. real-time detecting processing system as claimed in claim 2, described comparison means links to each other with described universal serial bus (18).
5. real-time detecting processing system as claimed in claim 1, described voltage check device (20), receive by resistance device (10) on the live wire (11) and zero line (12) of described unit power supply, described resistance device is used for dividing potential drop, also is used for determining the range of voltage check device.
6. real-time detecting processing system as claimed in claim 1, wherein said current sensing means (40) carries out current detecting with contactless live wire from power lead (15).
7. real-time detecting processing system as claimed in claim 1, wherein said electric current and voltage harvester (60) have the analog to digital conversion of described power current signal and the calculating translation function of signal and numerical value.
8. real-time detecting processing system as claimed in claim 1, wherein said electric current and voltage harvester (60) comprises an output signal intensifier.
9. real-time detecting processing system as claimed in claim 1 further comprises at least one displaying alarm (100).
10. the real-time detection disposal route of a computer group supply voltage electric current, a described group of planes comprises at least two units, and each unit has a computing machine or server at least, and this method may further comprise the steps: detect described each unit voltage in real time; Detect described each unit electric current in real time; Gather the voltage and current signal that described each unit is detected in real time, and the voltage and current signal that described each unit is detected is converted to actual detected electric current and voltage value, by of the actual detected electric current and voltage value output of a universal serial bus, in order to a described group of planes is controlled in real time with described each unit.
11. the real-time detecting processing system of computing machine or server group of planes supply voltage electric current, a described group of planes comprises at least one unit, described unit has a computing machine or server at least, described system comprises: be at least one voltage check device (20) of described unit setting, be used to detect the supply voltage of described each unit and export detected power supply voltage signal, at least one current sensing means (40) for described unit setting, be used to detect source current and export detected power current signal, at least one electric current and voltage harvester (60) for described unit setting, be used to gather described power supply voltage signal and described power current signal, and described power supply voltage signal and described power current signal be converted to the described detected supply voltage and the actual numerical value of electric current, a universal serial bus (18), electric current and voltage harvester and a supervising device of described unit are coupled together, to export the detected supply voltage of described each unit and the actual numerical value of electric current in real time, in order to a described group of planes is monitored in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021421633A CN1293441C (en) | 2002-06-10 | 2002-08-27 | System and method for real time collecting and processing current and voltage of power supply of clauster |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN20022378499 | 2002-06-10 | ||
| CN02237849.9 | 2002-06-10 | ||
| CN02237849 | 2002-06-10 | ||
| CN02125626 | 2002-07-25 | ||
| CN20021256268 | 2002-07-25 | ||
| CN02125626.8 | 2002-07-25 | ||
| CNB021421633A CN1293441C (en) | 2002-06-10 | 2002-08-27 | System and method for real time collecting and processing current and voltage of power supply of clauster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1466028A true CN1466028A (en) | 2004-01-07 |
| CN1293441C CN1293441C (en) | 2007-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB021421633A Expired - Fee Related CN1293441C (en) | 2002-06-10 | 2002-08-27 | System and method for real time collecting and processing current and voltage of power supply of clauster |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101799487B (en) * | 2009-02-06 | 2014-09-03 | 华为技术有限公司 | Method and equipment for detecting power supply voltage fluctuation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015641B (en) * | 2012-12-18 | 2015-08-12 | 陆文明 | Rainspout cover |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2255063Y (en) * | 1996-03-22 | 1997-05-28 | 宝山钢铁(集团)公司 | Monitoring and alarming device for dc power supply for processing computer |
| US6195690B1 (en) * | 1996-04-15 | 2001-02-27 | Gw Instruments, Inc. | Network based data acquisition system |
| CN1169537A (en) * | 1996-06-26 | 1998-01-07 | 甘肃工业大学高新技术实业总公司 | Electric quantity computer-controlled monitoring instrument |
| EP1134867B1 (en) * | 2000-03-10 | 2009-01-14 | ABB Schweiz AG | Method and device for assessing the stability of an electric power transmission network |
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2002
- 2002-08-27 CN CNB021421633A patent/CN1293441C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101799487B (en) * | 2009-02-06 | 2014-09-03 | 华为技术有限公司 | Method and equipment for detecting power supply voltage fluctuation |
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| CN1293441C (en) | 2007-01-03 |
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Granted publication date: 20070103 Termination date: 20200827 |