CN101806829A - Power consumption testing device of active equipment and method - Google Patents
Power consumption testing device of active equipment and method Download PDFInfo
- Publication number
- CN101806829A CN101806829A CN201010150765A CN201010150765A CN101806829A CN 101806829 A CN101806829 A CN 101806829A CN 201010150765 A CN201010150765 A CN 201010150765A CN 201010150765 A CN201010150765 A CN 201010150765A CN 101806829 A CN101806829 A CN 101806829A
- Authority
- CN
- China
- Prior art keywords
- voltage
- module
- current
- converter
- digital
- 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.)
- Granted
Links
Images
Landscapes
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention provides a power consumption testing device of active equipment and a method. The device is arranged between an input power supply and equipment to be tested and comprises a power supply input module, a measurement module, a computation module, a power supply output module and a display module, wherein the power supply input module is used for providing current digital voltage value for the measurement module; the measurement module is used for obtaining the current digital voltage value and the current digital current value; the power supply output module is used for providing the digital current value returned by the equipment to be tested under the current voltage for the measurement module; the computation module is used for computing according the digital voltage value and the digital current value to obtain the current power consumption and outputting the current power consumption to the display module; and the display module is used for displaying the current power consumption obtained by the computation of the computation module to a terminal user. The power consumption testing device of the active equipment can be directly connected between the input power supply and the active equipment to be tested in series, and can directly read the measured power consumption value, and the test index is stable.
Description
Technical field
The present invention relates to the power consumption test of active equipment, particularly a kind of power consumption test device of active equipment and method.
Background technology
Along with the consciousness of scientific-technical progress and energy-saving and environment friendly strengthens, what product-derived arranged energy-saving and cost-reducingly becomes current mainstream technology.Become a new problem for the power consumption test that product-derived is arranged.How just can test out the zero load of product and the power consumption number under the loading condition as early as possible, to judge and whether accord with the demands of the market, seem most important for product designer provides decision references in the research and development of products stage.
Current power consumption test conventional method is to use multimeter, and 2 test pencils are linked into the outlet of equipment under test, and the voltage and current value according to measuring respectively calculates power consumption number.But there is following drawback in this method of testing:
1, test index instability is subjected to test pencil contact point stability limit;
2, test value is directly perceived inadequately, need draw power consumption number according to the voltage and current value hand computation of measuring respectively;
3, under conversion equipment zero load and the loading condition, need rearrange test environment.
Summary of the invention
The objective of the invention is to, a kind of power consumption test device of active equipment is provided, can directly be serially connected between input power supply and the tested active equipment, can directly read the power consumption number of measuring, and test index is stable.
Another object of the present invention is to, a kind of power consumption test method of active equipment is provided, can directly read the power consumption number of measuring, and test index is stable.
The power consumption test device of active equipment of the present invention, be arranged between input power supply and the equipment under test, comprise Power Entry Module, measurement module, computing module, power supply output module and display module, wherein, described Power Entry Module is used to described measurement module that current digital voltage value is provided; Described measurement module is used for obtaining current digital voltage value from described Power Entry Module, and obtains current digital current value from described power supply output module; Described power supply output module is used to described measurement module that the digital current that returns through equipment under test under current voltage value is provided; Described computing module is used for carrying out computing according to digital voltage value and digital current value that described measurement module obtains, draws current power consumption, and exports current power consumption to display module; Described display module is used for the current power consumption that calculates of described computing module is shown to the terminal user.
Wherein, described Power Entry Module comprises A/D converter and AC/DC converter, is used for when the voltage that is input to described Power Entry Module is DC voltage, DC voltage is obtained digital voltage value through A/D converter, and this digital voltage value is sent to described measuring unit; And when the voltage that is input to described Power Entry Module is alternating voltage, after being used for alternating voltage is converted to DC voltage by the AC/DC converter, obtains digital voltage value through A/D converter, and this digital voltage value is sent to described measuring unit.
Wherein, described Power Entry Module further comprises switch, is used for when voltage constant, directly this constant voltage is offered equipment under test; When voltage was non-constant, the digital voltage value that DC voltage is obtained through A/D converter was sent to described measuring unit; After perhaps alternating voltage being converted to DC voltage by the AC/DC converter, obtaining digital voltage value through A/D converter and be sent to described measuring unit.
Wherein, described power supply output module, comprise AC/DC current acquisition circuit, A/D converter, wherein, described AC/DC current acquisition circuit, be used to gather the electric current that equipment under test returns under the current voltage, and this electric current is delivered to A/D converter be converted to the digital current value and deliver to described measurement module.
Wherein, described power supply output module, comprise D/A converter and DC/AC converter, wherein, described D/A converter is used for when the voltage that is input to described Power Entry Module is DC voltage, the current digital voltage value that described measurement module is obtained is converted to the DC voltage of simulation, supplies with described equipment under test; When the voltage that is input to described Power Entry Module is alternating voltage, export corresponding alternating voltage by the DC/AC converter, supply with described equipment under test.
The power consumption test method of active equipment of the present invention, between input power supply and equipment under test, be provided with the power consumption test device of source device in advance, this device comprises Power Entry Module, measurement module, computing module, power supply output module and display module, wherein, comprises the following steps:
A: Power Entry Module provides current digital voltage value for measurement module;
B: the power supply output module provides the digital current that returns through equipment under test under current voltage value for measurement module;
C: computing module carries out computing according to digital voltage value and digital current value that measurement module obtains, draws current power consumption, and exports current power consumption to display module;
D: display module is shown to the terminal user with the current power consumption that calculates of described computing module.
Wherein, in described steps A, comprise the following steps:
When the voltage that is input to described Power Entry Module is DC voltage, DC voltage is obtained digital voltage value through A/D converter, and this digital voltage value is sent to measuring unit;
When the voltage that is input to described Power Entry Module is alternating voltage, alternating voltage is converted to DC voltage by the AC/DC converter after, obtain digital voltage value through A/D converter, and this digital voltage value be sent to measuring unit.
In addition, before described steps A, further comprise the following steps:
Judge whether current voltage is constant, when voltage constant, directly this constant voltage is offered equipment under test; When voltage was non-constant, the digital voltage value that DC voltage is obtained through A/D converter was sent to described measuring unit; After perhaps alternating voltage being converted to DC voltage by the AC/DC converter, obtaining digital voltage value through A/D converter and be sent to described measuring unit.
Wherein, in described step B, comprise the following steps:
In described power supply output module, be provided with AC/DC current acquisition circuit and A/D converter, wherein, described AC/DC current acquisition circuit is gathered the electric current that equipment under test returns under the current voltage, and this electric current is delivered to A/D converter is converted to the digital current value and delivers to described measurement module.
Wherein, in described step B, comprise the following steps:
When the voltage that is input to described Power Entry Module was DC voltage, the current digital voltage value that described measurement module is obtained was converted to the DC voltage of simulation, supplies with described equipment under test;
When the voltage that is input to described Power Entry Module is alternating voltage, export corresponding alternating voltage by the DC/AC converter, supply with described equipment under test.
The invention has the beneficial effects as follows: according to the power consumption test device and the method for active equipment of the present invention, the power consumption test device of active equipment can directly be serially connected between input power supply and the tested active equipment, human-computer interaction interface by this device can directly read the power consumption number of measuring, and can remember and store the power consumption number of a plurality of measurements according to the test needs, be convenient to the power consumption number under unloaded and the loading condition is compared, thereby can greatly effectively promote the work efficiency of power consumption test.
Description of drawings
Fig. 1 is the structural representation of power consumption test device of the active equipment of the embodiment of the invention;
Fig. 2 is the circuit diagram of power consumption test device of the active equipment of the embodiment of the invention;
Fig. 3 is the process flow diagram of the power consumption test method of active equipment of the present invention.
Embodiment
Below, 1～3 power consumption test device and the method for describing active equipment of the present invention in detail with reference to the accompanying drawings.
As shown in Figure 1, the power consumption test device of active equipment of the present invention is arranged between input power supply and the equipment under test, comprises Power Entry Module, measurement module, computing module, power supply output module and display module.
Wherein, Power Entry Module is used to measurement module that current digital voltage value is provided;
Measurement module is used for obtaining current digital voltage value from Power Entry Module, and obtains current digital current value from the power supply output module;
The power supply output module is used to measurement module that the digital current that returns through equipment under test under current voltage value is provided;
Computing module is used for carrying out computing according to digital voltage value and digital current value that measurement module obtains, draws current power consumption, and exports current power consumption to display module;
Display module is used for the current power consumption that calculates of computing module is shown to the terminal user.For example, display module can be given the terminal user by display screen (as LCD/LED etc.) echo with the result of calculation of computing module.
In addition, the power consumption test device of active equipment of the present invention may further include memory module, and this memory module can provide the multichannel memory function, a plurality of indexs of measuring can be stored and is adjusted back.In addition, display module can further provide action button for user storage and readjustment displayed value.
When specific implementation, the power consumption test device of active equipment of the present invention can be realized by a circuit single plate, realizes that the required components and parts of module of corresponding function all are integrated on this veneer.Wherein, s operation control and memory module can be integrated on the microcontroller process chip (MCU) and finish.
The power consumption test device of active equipment of the present invention when concrete the application, can be divided into trunk treatment scheme and branch process flow process in its work disposal flow process.The trunk treatment scheme is load module-measurement module-output module, the branch process process starting point is positioned at measurement module, through the fast automatic latch device voltage and current value of sampled measurements process measurement module respectively of seeking, and measurement result is delivered to computing module calculate the power consumption index, directly be shown to the user and duplicate a piece of data and store by display module to memory module.Display module provides the callback data button, can adjust back data with existing to display module from memory module.
As shown in Figure 2, be the concrete circuit theory part of the present invention, its specific implementation process is as follows:
1, at first the voltage of input enters a SWITCH switch, this switch is controlled the voltage of selecting to read input by microcontroller (MCU), if this voltage of DC voltage (AC) can be converted into digitized magnitude of voltage by direct input analog-to-digital converter (A./D converter), if what detect input is alternating voltage, at this moment MCU can select will input voltage be input to A/D converter after earlier input AD/DC converter converts DC voltage to, MCU directly obtains the digital voltage value that obtains behind the A.D converter and stores then, the power calculation after being used for.And the current voltage and the voltage of previous moment compare, and can learn whether present voltage is constant.
2, after MCU gets access to digital voltage value, to transfer out by digital to analog converter (D/A converter) earlier, be converted into the DC voltage of simulation, if the input voltage that begins to detect is an alternating voltage, then also need alternating voltage by DC/AC converter output needs, give Devices to test (DUT) power supply then, if the voltage of input Devices to test (DUT) is alternating voltage (AC), then MCU is by signal controlling line options AC/DC current acquisition circuit; If the voltage of input Devices to test is that DC voltage (DC) then MCU are by signal controlling line options DC current Acquisition Circuit, after the power of alterating and direct current Acquisition Circuit, what import still is analog current value, and MCU can handle be necessary for the numeral current value, so the current value of simulation will be converted to the current value of numeral, at this moment only analog current value promptly can need be obtained digital current value through A/D converter, make things convenient for the follow-up digitized processing of MCU.
3, MCU will obtain digital voltage value and the digital current value is carried out the performance number that computing draws DUT, then carry out the performance number after the computing is stored in the ROM of MCU, show above by DOL Data Output Line the performance number data being outputed to LCDs (LCD) simultaneously.
4, after a wheel measurement finishes in logic, if input voltage is a steady state value, MCU directly enters DUT by selecting front end switch switch opens input voltage, do not enter MCU, while MCU rear end is output voltage not, but can constantly read after the current acquisition circuit conversion of rear end through digitized current value, constantly with input voltage carry out computing real-time draw performance number, if the voltage of input is a real-time variable quantity, MCU can constantly inquire about magnitude of voltage after the digitizing of input and the digitized magnitude of voltage of previous moment relatively, if change then store new magnitude of voltage, the digitized electric current that obtains of rear end and new digitized voltage computing obtain new performance number like this, have so just realized the function of real-time measurement DUT power consumption index.
During actual the use, the present invention is serially connected between power supply and the equipment under test, can from display module of the present invention, reads the power consumption index of equipment under test in real time.The user can be provided with zero load and load arbitrarily to equipment under test, and need not to rearrange environment again and can obtain index to be measured in real time this moment, greatly improves testing efficiency.
In addition, as shown in Figure 3, the power consumption test method of active equipment of the present invention, between input power supply and equipment under test, be provided with the power consumption test device of source device in advance, this device comprises Power Entry Module, measurement module, computing module, power supply output module and display module, wherein, comprise the following steps:
Step 100: Power Entry Module provides current digital voltage value for measurement module;
Step 200: the power supply output module provides the digital current that returns through equipment under test under current voltage value for measurement module;
Step 300: computing module carries out computing according to digital voltage value and digital current value that measurement module obtains, draws current power consumption, and exports current power consumption to display module;
Step 400: display module is shown to the terminal user with the current power consumption that calculates of described computing module.
Wherein, in step 100, comprise the following steps:
When the voltage that is input to described Power Entry Module is DC voltage, DC voltage is obtained digital voltage value through A/D converter, and this digital voltage value is sent to measuring unit;
When the voltage that is input to described Power Entry Module is alternating voltage, alternating voltage is converted to DC voltage by the AC/DC converter after, obtain digital voltage value through A/D converter, and this digital voltage value be sent to measuring unit.
Before step 100, further comprise the following steps:
Judge whether current voltage is constant, when voltage constant, directly this constant voltage is offered equipment under test; When voltage is non-constant, DC voltage is sent to measuring unit through the digital voltage value that A/D converter obtains; After perhaps alternating voltage being converted to DC voltage by the AC/DC converter, obtaining digital voltage value through A/D converter and be sent to measuring unit.
In step 200, comprise the following steps:
In the power supply output module, be provided with AC/DC current acquisition circuit and A/D converter, wherein, AC/DC current acquisition circuit is gathered the electric current that equipment under test returns under the current voltage, and this electric current is delivered to A/D converter is converted to the digital current value and delivers to measurement module.
In addition, in step 100, comprise the following steps:
When the voltage that is input to described Power Entry Module was DC voltage, the current digital voltage value that described measurement module is obtained was converted to the DC voltage of simulation, supplies with described equipment under test;
When the voltage that is input to described Power Entry Module is alternating voltage, export corresponding alternating voltage by the DC/AC converter, supply with described equipment under test.
In sum, power consumption test device and method according to active equipment of the present invention, the power consumption test device of active equipment can directly be serially connected between input power supply and the tested active equipment, human-computer interaction interface by this device can directly read the power consumption number of measuring, and can remember and store the power consumption number of a plurality of measurements according to the test needs, be convenient to the power consumption number under unloaded and the loading condition is compared, thereby can greatly effectively promote the work efficiency of power consumption test.
More than be in order to make those of ordinary skills understand the present invention; and to detailed description that the present invention carried out; but can expect; in the scope that does not break away from claim of the present invention and contained, can also make other variation and modification, these variations and revising all in protection scope of the present invention.
Claims (10)
1. the power consumption test device of an active equipment is characterized in that, is arranged between input power supply and the equipment under test, comprises Power Entry Module, measurement module, computing module, power supply output module and display module, wherein,
Described Power Entry Module is used to described measurement module that current digital voltage value is provided;
Described measurement module is used for obtaining current digital voltage value from described Power Entry Module, and obtains current digital current value from described power supply output module;
Described power supply output module is used to described measurement module that the digital current that returns through equipment under test under current voltage value is provided;
Described computing module is used for carrying out computing according to digital voltage value and digital current value that described measurement module obtains, draws current power consumption, and exports current power consumption to display module;
Described display module is used for the current power consumption that calculates of described computing module is shown to the terminal user.
2. the power consumption test device of active equipment as claimed in claim 1, it is characterized in that, described Power Entry Module, comprise A/D converter and AC/DC converter, be used for when the voltage that is input to described Power Entry Module is DC voltage, DC voltage is obtained digital voltage value through A/D converter, and this digital voltage value is sent to described measuring unit; And when the voltage that is input to described Power Entry Module is alternating voltage, after being used for alternating voltage is converted to DC voltage by the AC/DC converter, obtains digital voltage value through A/D converter, and this digital voltage value is sent to described measuring unit.
3. the power consumption test device of active equipment as claimed in claim 2 is characterized in that, described Power Entry Module further comprises switch, is used for when voltage constant, directly this constant voltage is offered equipment under test; When voltage was non-constant, the digital voltage value that DC voltage is obtained through A/D converter was sent to described measuring unit; After perhaps alternating voltage being converted to DC voltage by the AC/DC converter, obtaining digital voltage value through A/D converter and be sent to described measuring unit.
4. as the power consumption test device of each described active equipment in the claim 1 to 3, it is characterized in that, described power supply output module, comprise AC/DC current acquisition circuit, A/D converter, wherein, described AC/DC current acquisition circuit is used to gather the electric current that equipment under test returns under the current voltage, and this electric current is delivered to A/D converter is converted to the digital current value and delivers to described measurement module.
5. the power consumption test device of active equipment as claimed in claim 4, it is characterized in that, described power supply output module, comprise D/A converter and DC/AC converter, wherein, described D/A converter is used for when the voltage that is input to described Power Entry Module is DC voltage, and the current digital voltage value that described measurement module is obtained is converted to the DC voltage of simulation, supplies with described equipment under test; When the voltage that is input to described Power Entry Module is alternating voltage, export corresponding alternating voltage by the DC/AC converter, supply with described equipment under test.
6. the power consumption test method of an active equipment, it is characterized in that, between input power supply and equipment under test, be provided with the power consumption test device of source device in advance, this device comprises Power Entry Module, measurement module, computing module, power supply output module and display module, wherein, comprise the following steps:
A: Power Entry Module provides current digital voltage value for measurement module;
B: the power supply output module provides the digital current that returns through equipment under test under current voltage value for measurement module;
C: computing module carries out computing according to digital voltage value and digital current value that measurement module obtains, draws current power consumption, and exports current power consumption to display module;
D: display module is shown to the terminal user with the current power consumption that calculates of described computing module.
7. the power consumption test method of active equipment as claimed in claim 6 is characterized in that, in described steps A, comprises the following steps:
When the voltage that is input to described Power Entry Module is DC voltage, DC voltage is obtained digital voltage value through A/D converter, and this digital voltage value is sent to measuring unit;
When the voltage that is input to described Power Entry Module is alternating voltage, alternating voltage is converted to DC voltage by the AC/DC converter after, obtain digital voltage value through A/D converter, and this digital voltage value be sent to measuring unit.
8. the power consumption test method of active equipment as claimed in claim 7 is characterized in that, before described steps A, further comprises the following steps:
Judge whether current voltage is constant, when voltage constant, directly this constant voltage is offered equipment under test; When voltage was non-constant, the digital voltage value that DC voltage is obtained through A/D converter was sent to described measuring unit; After perhaps alternating voltage being converted to DC voltage by the AC/DC converter, obtaining digital voltage value through A/D converter and be sent to described measuring unit.
9. as the power consumption test method of each described active equipment in the claim 6 to 8, it is characterized in that, in described step B, comprise the following steps:
In described power supply output module, be provided with AC/DC current acquisition circuit and A/D converter, wherein, described AC/DC current acquisition circuit is gathered the electric current that equipment under test returns under the current voltage, and this electric current is delivered to A/D converter is converted to the digital current value and delivers to described measurement module.
10. the power consumption test method of active equipment as claimed in claim 6 is characterized in that, in described step B, comprises the following steps:
When the voltage that is input to described Power Entry Module was DC voltage, the current digital voltage value that described measurement module is obtained was converted to the DC voltage of simulation, supplies with described equipment under test;
When the voltage that is input to described Power Entry Module is alternating voltage, export corresponding alternating voltage by the DC/AC converter, supply with described equipment under test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010150765 CN101806829B (en) | 2010-04-20 | 2010-04-20 | Power consumption testing device of active equipment and method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010150765 CN101806829B (en) | 2010-04-20 | 2010-04-20 | Power consumption testing device of active equipment and method therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101806829A true CN101806829A (en) | 2010-08-18 |
| CN101806829B CN101806829B (en) | 2013-07-03 |
Family
ID=42608713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010150765 Expired - Fee Related CN101806829B (en) | 2010-04-20 | 2010-04-20 | Power consumption testing device of active equipment and method therefor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101806829B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102521107A (en) * | 2011-12-13 | 2012-06-27 | 惠州Tcl移动通信有限公司 | Mobile terminal and power consumption information display method and device thereof |
| CN110389304A (en) * | 2018-04-13 | 2019-10-29 | 中车株洲电力机车研究所有限公司 | A kind of power supply power consumption detection device of rail traffic control unit |
| CN110456297A (en) * | 2019-09-02 | 2019-11-15 | 上海金智晟东电力科技有限公司 | A kind of fault detector test device |
| CN116153385A (en) * | 2023-04-21 | 2023-05-23 | 长鑫存储技术有限公司 | Power consumption measuring method |
| CN116265972A (en) * | 2021-12-17 | 2023-06-20 | 荣耀终端有限公司 | Power consumption display method of mobile device and mobile device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000463Y (en) * | 2007-01-31 | 2008-01-02 | 江苏斯菲尔电气有限公司 | Novel ultra-low power consumption digital type power parameter measuring meter |
| CN201141891Y (en) * | 2008-01-03 | 2008-10-29 | 浪潮电子信息产业股份有限公司 | Power consumption collection module |
| CN101387663A (en) * | 2007-10-08 | 2009-03-18 | 杭州利尔达科技有限公司 | Ultra low power consumption full-decompression measuring set and measurement method |
| WO2009151889A2 (en) * | 2008-06-10 | 2009-12-17 | Sunpower Corporation | Method for enabling monitoring of power consumption |
| CN201373910Y (en) * | 2009-01-09 | 2009-12-30 | 方有仁 | Accumulator capacity detecting device of mobile communication base station |
-
2010
- 2010-04-20 CN CN 201010150765 patent/CN101806829B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201000463Y (en) * | 2007-01-31 | 2008-01-02 | 江苏斯菲尔电气有限公司 | Novel ultra-low power consumption digital type power parameter measuring meter |
| CN101387663A (en) * | 2007-10-08 | 2009-03-18 | 杭州利尔达科技有限公司 | Ultra low power consumption full-decompression measuring set and measurement method |
| CN201141891Y (en) * | 2008-01-03 | 2008-10-29 | 浪潮电子信息产业股份有限公司 | Power consumption collection module |
| WO2009151889A2 (en) * | 2008-06-10 | 2009-12-17 | Sunpower Corporation | Method for enabling monitoring of power consumption |
| CN201373910Y (en) * | 2009-01-09 | 2009-12-30 | 方有仁 | Accumulator capacity detecting device of mobile communication base station |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102521107A (en) * | 2011-12-13 | 2012-06-27 | 惠州Tcl移动通信有限公司 | Mobile terminal and power consumption information display method and device thereof |
| CN102521107B (en) * | 2011-12-13 | 2014-12-17 | 惠州Tcl移动通信有限公司 | Mobile terminal and power consumption information display method and device thereof |
| CN110389304A (en) * | 2018-04-13 | 2019-10-29 | 中车株洲电力机车研究所有限公司 | A kind of power supply power consumption detection device of rail traffic control unit |
| CN110456297A (en) * | 2019-09-02 | 2019-11-15 | 上海金智晟东电力科技有限公司 | A kind of fault detector test device |
| CN116265972A (en) * | 2021-12-17 | 2023-06-20 | 荣耀终端有限公司 | Power consumption display method of mobile device and mobile device |
| CN116265972B (en) * | 2021-12-17 | 2024-04-09 | 荣耀终端有限公司 | Power consumption display method of mobile device and mobile device |
| CN116153385A (en) * | 2023-04-21 | 2023-05-23 | 长鑫存储技术有限公司 | Power consumption measuring method |
| CN116153385B (en) * | 2023-04-21 | 2023-09-19 | 长鑫存储技术有限公司 | Power consumption measuring method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101806829B (en) | 2013-07-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101806829B (en) | Power consumption testing device of active equipment and method therefor | |
| CN102590609B (en) | The method of mobile terminal and measurement mobile terminal power consumption | |
| CN101556298B (en) | Rectificative passive type load simulation device and method thereof | |
| CN204575774U (en) | There is the programmable electronic load of direct current resistance measuring ability | |
| CN109521263A (en) | A kind of voltage test method and device | |
| CN202372592U (en) | Electric energy quality monitoring instrument | |
| CN104237642B (en) | Automatic hall resistivity testing method | |
| CN205049681U (en) | Multicore cable insulation , short -circuit detection device | |
| CN102353823B (en) | A kind of electronic load of semi-passive programmable simulation LED characteristic | |
| CN204046266U (en) | A kind of AC and DC power measure and control device | |
| CN203117280U (en) | STM 32-based intelligent four-probe meter | |
| CN111308255A (en) | Automatic pulse detection equipment and method for aircraft weapon external hanging device | |
| CN105223461A (en) | A kind of polycore cable insulation, short-circuit detecting device and method | |
| CN204177955U (en) | The self-service calibrating installation of a kind of three-phase electric energy meter based on man-machine touth-interactive | |
| CN207366634U (en) | A kind of load monitoring recording equipment | |
| CN107728067A (en) | A kind of terminal power measuring method and system | |
| CN216434228U (en) | Novel open source test platform for direct current boost converter | |
| CN102495253A (en) | Handheld multifunctional parallel-operation measuring device | |
| CN205749630U (en) | A kind of based on USB oscillographic general-purpose instrument | |
| CN104882918B (en) | A kind of digital measuring instrument obtaining electric energy from tested electric signals | |
| CN204347098U (en) | There is the DC/AC electronic load device of oscillography function | |
| CN202854238U (en) | Portable transformer direct current resistance tester | |
| CN202939219U (en) | Multichannel intelligent electric quantity module | |
| CN208568931U (en) | A kind of safety initiating explosive device tester | |
| CN202083722U (en) | Semi-passive electronic load capable of programming and simulating characteristic of LED (light emitting diode) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20200420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |