CN105242107A - Power measurement method - Google Patents
Power measurement method Download PDFInfo
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- CN105242107A CN105242107A CN201510764801.XA CN201510764801A CN105242107A CN 105242107 A CN105242107 A CN 105242107A CN 201510764801 A CN201510764801 A CN 201510764801A CN 105242107 A CN105242107 A CN 105242107A
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Abstract
The invention provides a power measurement method. A measuring end controls a measured end to enter a test mode, and power of the measured end is measured through a power meter. The power measuring method comprises the following steps: the power meter is set to be in an automatic gear mode to measure the power of the measured end, and the measuring end obtains a power value measured by the power meter. So a suitable gear is automatically adjusted through the automatic gear mode of the power meter, the measuring end is only used to obtain the power value measured by the power meter, and the problem of measurement overflow resulted from a drastic change of power of the measured end in a test process can be prevented.
Description
Technical field
The present invention relates to a kind of power measurement method, specifically a kind of method measuring tested computer power, when the power of tested computing machine can be avoided to occur acute variation there is the problem of overflow in power meter.
Background technology
From 1992, Environmental Protection Agency (EPA) started to promote Energy Star plan (EnergyStarProgram), its object is to the consumption reducing the various energy, to improving greenhouse effect.Wherein, with regard to regard to the computer product of desk-top computer or workstation etc., must under the test pattern that such as designated software pattern (PowerMaxMode), shutdown mode (OffMode), sleep pattern (SleepMode) etc. are different, record the consumed power of computer product, judge whether above computer product meets the specification of above-mentioned plan thus.
Please refer to the test flow chart of the Energy Star plan of Fig. 1, which depict the testing process of this plan.
In step S1.1, the hardware (such as RAM, hard disk) of tested computing machine 73 is installed, and the test procedure of the operating system of installing needed for tested computing machine 73 and requirements of plan execution.
Perform step S1.2 afterwards, set up tested computing machine 73 and measuring equipment instrument, the tradition with reference to figure 2 please be coordinate to perform the system architecture diagram of Energy Star plan.Wherein, AC power supply 71 supplies electric power via power meter 72 to tested computing machine 73.Traditional test mode is the magnitude of voltage and the frequency that are set AC power supply 71 by manual operation, and measures every energy consumption data such as maximal value and accumulation watt-hour of tested computing machine 73 institute's consumed power within the unit interval by manual operation power meter 72.Wherein, the supply magnitude of voltage of electric power and frequency are depending on the actual conditions of various countries, and the magnitude of voltage that such as North America uses is 115 volts and frequency is 60 hertz.
Afterwards, in step S1.3 to S1.6, under shutdown mode, sleep pattern, the different test pattern such as standby mode when long (comprise standby mode in short-term and standby mode) and designated software pattern, measure every energy consumption data of tested computing machine 73 by stages successively.Wherein, in step S1.6, make tested computing machine 73 perform above-mentioned test procedure, and measure the energy consumption data of tested computing machine 73 under designated software pattern, and need duplicate measurements three times.
Enter step S1.7 afterwards, whether the error amount of every energy consumption data of determining step S1.6 is within positive and negative 2%.If result is yes, then enters step S1.8, otherwise come back to step S1.6.
In step S1.8, by the every energy consumption data measured in step S1.3 to S1.6, the computing formula substituting into Energy Star plan judges whether tested computing machine 73 meets the specification of plan, if result does not meet the specification of plan, then gets back to step S1.3 and remeasures.If result meets the specification of plan, then terminate all tests (step S1.9).
Can see, whole test process is all come by way of manual operation, also relates to different test patterns in test process, makes whole test process very labor intensive, and easily occurs the problem of mistake.
In addition, in above-mentioned steps S1.3 to step S1.6, the required energy consumption data measured includes the maximal value of the consumed power in special time.Traditional power meter 72 mostly all possesses peak value and keeps (peakhold) function to measure the maximal value of above-mentioned consumed power.In detail, when power meter 72 performs peak-value-holding function, power meter 72 will measure the consumed power of tested computing machine 73 with fixing gear.But thus, if there is very large change in the consumed power of tested computing machine 73 in test process, such as, when in step S1.6, tested computing machine 73 performs test procedure, the actual power consumption of tested computing machine 73 probably exceedes the maximal value that gear that power meter 72 uses can be measured, now power meter 72 will there will be the information of overflow, thus correctly cannot obtain the consumed power of tested computing machine 73.
Summary of the invention
In view of this, fundamental purpose of the present invention is to provide a kind of power measurement method, and it still correctly can measure the consumed power of tested computing machine when acute variation appears in the consumed power of tested computing machine.
In order to reach above-mentioned purpose, the invention provides a kind of power measurement method, it controls tested end by testing end and enters test pattern, and testing end is connected with power meter to measure the power of tested end, and this measuring method includes following steps:
Power meter is set as that automatic transmission bit pattern is to measure the power of tested end by testing end, and testing end obtains the magnitude of power that power meter is measured.
Thus, the present invention automatically adjusts applicable gear by the automatic transmission bit pattern of power meter, and simple use testing end obtains the magnitude of power that power meter is measured, can avoid causing power meter overflow because of the power acute variation of tested end in test process, thus cannot the problem of reading numerical values.
Accompanying drawing explanation
Fig. 1 is the test flow chart of Energy Star plan.
Fig. 2 is the system architecture diagram performing traditional power measurement method.
Fig. 3 is the system architecture diagram performing power measurement method of the present invention.
Fig. 4 is the process flow diagram of the power measurement method of present pre-ferred embodiments.
(symbol description)
[embodiment]
10 testing ends
20 AC power supply
30 power meters
40 tested ends
S2.1-S2.8, S3.1-S3.6 step
[prior art]
71 AC power supply
72 power meters
73 tested computing machines
S1.1-S1.9 step
Embodiment
In order to feature place of the present invention more can be understood, provide a preferred embodiment at this and coordinate accompanying drawing to be described as follows, please refer to Fig. 3 to Fig. 4.
Please first with reference to figure 3, it is the system architecture diagram performing power measurement method of the present invention.Wherein, testing end 10 and tested end 40 all can be the arithmetic unit of computing machine or other equivalences, testing end 10 by controlling magnitude of voltage and the frequency of AC power supply 20 output powers such as but not limited to interfaces such as GPIB, RS232, USB or TCP/IP, and can provide electric power via power meter (powermeter) 30 to tested end 40.
In addition, testing end 10 can also read, records and analyze every data measured by power meter 30 by other interface, and these packets contain consumed power, the data such as accumulation watt-hour and accumulated time of the tested end 40 measured by power meter 30.In addition, testing end 10 also can be connected by wireless or wired the Internet or wake tested end 40 up, such as WOL (WakeOnLan).Automatically perform the application program of listening to (Listen) pattern after storing start in tested end 40, make when tested end 40 receives steering order via network from testing end 10, tested end 40 can enter different test patterns.Above-mentioned test pattern includes: shutdown mode (OffMode), sleep pattern (sleepmode), in short-term standby mode (shortidle), long time standby mode (longidle) and designated software pattern (PowerMaxMode), and control tested end 40 with may correspond to perform and such as shut down, restart, sleep, open or close screen and perform the actions such as test procedure.
The system architecture that the present invention performs power measurement method has illustrated complete, each step of power measurement method is below described, please then refer to Fig. 4.
Step S2.1: open the computing machine of testing end 10, AC power supply 20 and power meter 30, make testing end 10 be in normal boot-strap state.Then step S2.2 is performed after step S2.1, testing end 10 controls AC power supply 20 and the magnitude of voltage of setting and record AC power supply 20 output powers and frequency, makes AC power supply 20 provide electric power via power meter 30 to tested end 40.In addition, testing end 10 also order power meter 30 switches to automatic transmission bit pattern, so that the power of the tested end 40 of follow-up measurement.The function of automatic transmission bit pattern be make power meter 30 can according to actual measurement to tested end 40 consumed power (comprising its current value and magnitude of voltage) and automatically switch to suitable gear, make power meter 30 can measure the maximal value of the consumed power of tested end 40 exactly, avoid the situation that overflow occurs.
Testing end 10 performs step S2.3 afterwards: testing end 10 sending controling instruction, to tested end 40, orders tested end 40 to enter one of test pattern to be measured.In the present embodiment, enter designated software pattern (PowerMaxMode) to order tested end 40.
On the other hand, tested end 40 is also in normal boot-strap state when step S3.1 starts, and enters step S3.2 afterwards, and tested end 40 automatically performs the application program of listening to (Listen) pattern, and waits for the steering order of testing end 10.Then, in step S3.3, the steering order of tested end 40 wait-receiving mode testing end 10, and after the steering order receiving testing end 10, enter step S3.4, tested end 40 enters different test patterns accordingly according to steering order.In the present embodiment, make tested end 40 enter designated software pattern, when entering designated software pattern, tested end 40 will perform test procedure, make tested end 40 perform computing under high performance state, significantly increase the consumed power of tested end 40.
Meanwhile, testing end 10 performs step S2.4, waits for that special time is to guarantee that tested end 40 enters this stage test pattern to be measured.The setting of special time depending on test pattern, such as, is waited for 15 minutes and makes tested end 40 enter standby mode in short-term.In the present embodiment, make tested end 40 enter designated software pattern, therefore special time also can optionally be set to 0 minute, also can not wait for.
Step S2.5 is performed after step S2.4.Now, testing end 10 starts the consumed power of tested end 40 when performing step S3.4 read also measured by recording power meter 30, and measures a period of time, such as 5 minutes.After to be measured, enter step S2.6, testing end 10 sends instruction, orders tested end 40 to stop performing test procedure and returning to normal boot-strap state.
On the other hand, after tested end 40 receives the instruction that testing end 10 sends in step S3.5, terminate test procedure, and revert to normal boot-strap state, and transmit and confirm that instruction is to testing end 10.Testing end 10 is after receiving the confirmation instruction (step S2.7), and confirm that tested end 40 has reverted to normal boot-strap state, testing end 10 and tested end 40 enter step S2.8 and step S3.6 respectively, terminates the institute of this test phase in steps.Afterwards, testing end 10 can repeated execution of steps S2.3 again, tests another test pattern, until all patterns are completed.
Finally, after all test patterns to be measured of tested end 40 complete, testing end 10 just can according to data such as recorded consumed powers, calculate every data such as the consumed power of tested end 40 when designated software pattern, accumulation watt-hour, accumulated time, comprise the data such as the magnitude of voltage of the output power that the maximal value of this magnitude of power in the unit of account time and AC power supply 20 record and current value.Substitute into the computing formula of Energy Star plan afterwards, judge whether tested end 40 meets the specification of Energy Star plan according to result of calculation.It is worth mentioning that, when tested end 40 carry out such as shutdown mode, sleep pattern, in short-term standby mode, long time the test pattern such as standby mode time, the calling function of network (WakeOnLan, WOL) that testing end 10 can utilize tested end 40 to possess in step S2.6 and make tested end 40 revert to normal boot-strap state in step S3.5.
Compared to prior art, the present embodiment no longer relies on the peak-value-holding function of conventional power meter 30 to measure the maximal value of tested end 40 at special time internal consumption power, replace, make power meter 30 in test process all with automatic transmission bit pattern to measure the consumed power of tested end 40, and read, record and analyze every data by testing end 10 completely, not only save the trouble of manual testing, also can avoid because the consumed power acute variation of tested end 40 when designated software pattern, and cause conventional power meter to occur the situation of overflow.
Finally; must again illustrate, the disclosed in the above-described embodiments composed component of the present invention is only and illustrates, is not used for limiting the protection domain of the application; such as other easy full of beard and step change, also should be included in the scope of patent protection of the application.
Claims (10)
1. a power measurement method, it controls tested end by testing end and enters test pattern, and described testing end is connected with power meter to measure the power of described tested end, and described power measurement method includes following steps:
A) described power meter is set as automatic transmission bit pattern by described testing end, to measure the power of described tested end;
B) described testing end obtains the magnitude of power that described power meter is measured.
2. power measurement method as claimed in claim 1, wherein, was set as normal boot-strap state by described tested end before execution step a).
3. power measurement method as claimed in claim 1, wherein, the application program automatically performed after storing start in described tested end, automatically performs listen mode after described application program launching.
4. power measurement method as claimed in claim 3, wherein, described step a), step b) between also comprise step a1), at described step a1) in, described in described testing sort command, tested end enters test pattern.
5. power measurement method as claimed in claim 4, wherein, described test pattern is designated software pattern, and described in described testing sort command, tested end performs test procedure under normal boot-strap state.
6. power measurement method as claimed in claim 4, wherein, described step a1) also comprise step a2 afterwards), at described step a2) in, described testing end waits for that special time is to guarantee that described tested end enters described test pattern.
7. power measurement method as claimed in claim 6, wherein, described test pattern be shutdown mode, sleep pattern, in short-term standby mode or long time standby mode.
8. power measurement method as claimed in claim 1, wherein, described step b) also comprise the maximal value of described magnitude of power in the unit of account time.
9. power measurement method as claimed in claim 1, wherein, described power measurement method also comprises step c), at described step c) in, described in described testing sort command, tested end returns to normal boot-strap state.
10. the power measurement method as described in claim 1 or 9, wherein, described power measurement method also comprises steps d), in described steps d) in, described in the data automatic decision that the measurements and calculations of described testing end foundation obtain, whether tested end meets testing standard.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510764801.XA CN105242107A (en) | 2015-11-11 | 2015-11-11 | Power measurement method |
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| CN201510764801.XA CN105242107A (en) | 2015-11-11 | 2015-11-11 | Power measurement method |
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| CN105242107A true CN105242107A (en) | 2016-01-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456145A (en) * | 2019-08-30 | 2019-11-15 | 江苏神剑机电科技有限公司 | A kind of multrirange power test system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102854357A (en) * | 2012-08-24 | 2013-01-02 | 李诚德 | Multi-range automatic gear shifting device |
| CN104731693A (en) * | 2015-03-13 | 2015-06-24 | 莱茵技术监护（深圳）有限公司 | Energy consumption testing method and device |
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2015
- 2015-11-11 CN CN201510764801.XA patent/CN105242107A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102854357A (en) * | 2012-08-24 | 2013-01-02 | 李诚德 | Multi-range automatic gear shifting device |
| CN104731693A (en) * | 2015-03-13 | 2015-06-24 | 莱茵技术监护（深圳）有限公司 | Energy consumption testing method and device |
Non-Patent Citations (1)
| Title |
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| 494658205: "横河WT300系列数字功率计介绍", 《百度文库》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456145A (en) * | 2019-08-30 | 2019-11-15 | 江苏神剑机电科技有限公司 | A kind of multrirange power test system |
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