CN110456146A - Power detection device and power detecting method - Google Patents
Power detection device and power detecting method Download PDFInfo
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- CN110456146A CN110456146A CN201910835813.5A CN201910835813A CN110456146A CN 110456146 A CN110456146 A CN 110456146A CN 201910835813 A CN201910835813 A CN 201910835813A CN 110456146 A CN110456146 A CN 110456146A
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- power
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Abstract
The invention discloses a kind of power detection devices, including processor, multipath A/D converter and display；The multipath A/D converter is provided at least one for detecting the voltage detecting channel of voltage, and at least one is used to detect the current detecting channel of electric current, the processor is connect with the multipath A/D converter, the electric current and the voltage that the processor is used to be detected according to the multipath A/D converter determine power, and control the display device and show the power.The invention also discloses a kind of power detecting methods, have reached the effect of simplified workpiece power detection step.
Description
Technical field
The present invention relates to electronic technology field more particularly to power detection devices and power detecting method.
Background technique
In R&D process, research and development engineer is frequently necessary to the power parameter of detection workpiece.In traditional detection process,
Since traditional multimeter only supports single channel to detect, it is therefore desirable to first detect the operating current of workpiece, then detect the work of workpiece
Voltage.And the power parameter of workpiece is calculated by way of manually calculating.There is lacking for workpiece power detection complex steps in this way
It falls into.
Summary of the invention
The main purpose of the present invention is to provide a kind of power detection device and power detecting methods, it is intended to reach simplified work
The effect of part power detection step.
To achieve the above object, the present invention provides a kind of power detection device, the power detection device include processor,
Multipath A/D converter and display；The multipath A/D converter is provided at least one for detecting the voltage of voltage
Sense channel and at least one be used to detect the current detecting channel of electric current, the processor and the multichannel modulus turn
Parallel operation connection, the electric current and the voltage that the processor is used to be detected according to the multipath A/D converter determine function
Rate, and control the display device and show the power.
Optionally, the power detection device further includes the memory being connected to the processor, and the memory is used for
Store the power that the processor determines.
Optionally, the power detection device further includes the storage control button being electrically connected with processor, the processing
When device detects that the storage control button is triggered, the currently detected power is stored to the memory.
Optionally, the power detection device further includes the data query button being electrically connected with the processor, described
When processor detects that the data query button is triggered, the power saved in the memory is read, and pass through institute
It states display device and exports the power read.
Optionally, the power detection device further includes power module, the power module by power bus respectively with
Other components of the power detection device are electrically connected, and the power module is suitable for providing power electric for other components
It can, wherein the power module includes electrical energy storage component and/or external power interface.
Optionally, the power detection device further includes the communication module being connected to the processor, and the processor is logical
It crosses the communication module and exports the power.
Optionally, the power detection device further includes the detection control button being electrically connected with the processor, works as institute
When stating processor and detecting that the detection control button is triggered, by the multipath A/D converter acquire the electric current and
The voltage, and the power is determined according to the electric current and the voltage.
Optionally, the processor is FPGA field programmable gate array, MCU micro-control unit or SOC system
Grade chip.
In addition, the embodiment of the present invention also proposes that a kind of power detecting method, the power detecting method are applied to institute as above
The power detection device stated, the power detecting method the following steps are included:
The voltage and current that processor acquisition multipath A/D converter detects；
Power is determined according to the voltage and current；
The power is sent to display, and controls display and shows the power.
Optionally, before the step of voltage and current that the processor acquisition multipath A/D converter detects, also
Include:
After the trigger signal for receiving detection control button, the processor acquisition multipath A/D converter inspection is executed
The step of voltage and current measured.
Optionally, after described the step of determining power according to the voltage and current, further includes:
The power is sent to target terminal by the communication module by processor.
A kind of power detection device and power detecting method that the embodiment of the present invention proposes, wherein the power detection dress
It sets including processor, multipath A/D converter and display；The multipath A/D converter is provided at least one and is used for
Detect voltage voltage detecting channel and at least one be used to detect the current detecting channel of electric current, the processor and institute
State multipath A/D converter connection, electric current that the processor is used to be detected according to the multipath A/D converter and
The voltage determines power, and controls the display device and show the power.
Because being provided with multiple sense channels, so as to detect the current value and voltage value of workpiece simultaneously, and according to institute
It states current value and voltage value calculates power, reached the effect of simplified workpiece power detection step in this way.
Detailed description of the invention
Fig. 1 is the hardware structural diagram for the power detection device that the embodiment of the present invention is related to；
Fig. 2 is the flow diagram of one embodiment of control method of air cleaning unit of the present invention；
Fig. 3 is the flow diagram of another embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In R&D process, research and development engineer is frequently necessary to the power parameter of detection workpiece.In traditional detection process,
Since traditional multimeter only supports single channel to detect, it is therefore desirable to first detect the operating current of workpiece, then detect the work of workpiece
Voltage.And the power parameter of workpiece is calculated by way of manually calculating.There is lacking for workpiece power detection complex steps in this way
It falls into.
To solve drawbacks described above, the present invention proposes a kind of power detection device and power detecting method, wherein the power
Detection device includes processor, multipath A/D converter and display；The multipath A/D converter is provided at least one
A voltage detecting channel for detecting voltage and at least one be used to detect the current detecting channel of electric current, the processing
Device is connect with the multipath A/D converter, what the processor was used to be detected according to the multipath A/D converter
Electric current and the voltage determine power, and control the display device and show the power.
Because being provided with multiple sense channels, so as to detect the current value and voltage value of workpiece simultaneously, and according to institute
It states current value and voltage value calculates power, reached the effect of simplified workpiece power detection step in this way.
Referring to Fig.1, as an implementation, this power detection device 100 of the present invention include processor 101,
Multichannel digital analog converter 102 and display 103.
The processor 101 can be FPGA (Field Programmable Gate Array, field programmable logic
Gate array), MCU (Microcontroller Unit, micro-control unit) or SOC (System on Chip, system and core
Piece).Wherein, it when processor 101 is set as FPGA, has the advantage that
1, it can be designed by using block diagram or Verilog HDL (a kind of hardware description language), from simple door electricity
Road is to FIR or fft circuit.
2, it can ad infinitum reprogram, one new design scheme of load only needs several hundred milliseconds, can be subtracted using reconfiguring
The expense of few hardware.
3, working frequency is determined by itself and design, by modification design or can be replaced faster chip and is reached
The requirement of certain harshnesses.
Illustratively, it when selecting processor 101 of the FPGA as the power detection device 100, can select
The production of LATTICE (Lai Disi) company, processor of the model XO2-256 FPGA as power detection device 100.It is described
Multichannel digital analog converter can select ADI (Analog Devices, Inc, Ya De promise semiconductor technology Co., Ltd) to produce
Multichannel ADC (Analog-to-Digital Converte, analog-digital converter).The display 103 can be set to liquid
Crystal display.
Further, the multipath A/D converter 102 is provided at least one for detecting the voltage detecting of voltage
Channel 104 and at least one be used to detect the current detecting channel 105 of electric current.It is understood that the multichannel modulus
Converter 102 can detect the electricity of workpiece for measurement simultaneously based on the voltage detecting channel 105 and the current detecting channel 105
Stream and voltage value.
It should be noted that when multipath A/D converter 102 is provided with multiple current detecting channels 105 and/or multiple
When voltage detecting channel 104, multipath A/D converter 103 can detect the electric current and/or voltage of multiple workpieces for measurement simultaneously
Value.Or may be set to be the current value that same workpiece is detected by multiple current detecting channels 105, when processor 101 is adopted
When collecting the multiple current values for the workpiece for measurement that multipath A/D converter 102 detects, by the flat of the multiple current value
Final detection current value of the mean value as the workpiece for measurement.Similarly, it can also be detected by multipath A/D converter 102 together
Multiple voltage values of one workpiece for measurement, then processor 101 is using the average voltage level of multiple voltage values as final detection voltage
Value.And the performance number of the workpiece for measurement is determined according to the final detection current value and final detection voltage value.Reach in this way
Improve the effect of the accuracy of testing result.
It is understood that when processor 101 is after collecting the voltage value U and current value I, it can be according to following public affairs
The performance number P of formula calculating workpiece for measurement:
P=UI
Further, when processor collects voltage value and current value, and performance number is determined according to voltage value and current value
Afterwards, it can control display and show the voltage value, current value and performance number.
Optionally, the power detection device 100 further includes the memory 106 connected in processor 101.The reservoir
106 are examined for storing performance number and/or processor 101 that the processor 101 determines by multipath A/D converter 102
The voltage value and/or voltage value measured.
It is understood that power detection device 100 is also provided with storage control button 107 and/or data query
Button 108, wherein the storage control button 107 and the data query button 108 electrically connect between processor 101
It connects.When the storage control button 107 and/or data query button 108 are triggered, it can send and trigger to processor 101
Information.Device 101 for processing determines the storage control button 107 and/or data query button 108 according to the trigger signal
Triggering state.
When processor 101 detects that storage control button 107 is triggered, by currently detected voltage value, current value
And/or it is stored according to the performance number that the voltage value and current value determine into the memory 106.When processor 101 detects
When being triggered to the data query button 108, processor 101 read the stored voltage value in the memory 106,
Current value and/or performance number.And it controls display 103 and shows the voltage value, current value and/or the power currently read
Value.
Optionally, the power detection device 100 further includes power module 109, and the power supply 109 passes through power bus
110 are electrically connected with other components of the power detection device 100 respectively.Wherein, other components refer to the power
Other components in detection device 100, in addition to the power module 109.The power module 109 is suitable for being power detection
Other components in device 100 provide dynamic power.
Specifically, the power module may include electrical energy storage component and/or external power interface (not shown).
The electrical energy storage component is suitable for storage electric energy, with the power detection device 100 can not external power supply when, based on having deposited
The electric energy of storage works.The external power interface is suitable for connecting with external power supply, obtains electric energy by external power supply, and will obtain
The power electric energy of the electric energy got as power detection device 100.Wherein, the external power interface can be also used for obtaining
External electric energy, for electrical energy storage component charging.
Optionally, the power detection device 100 further includes the communication module 111 connecting with processor 101.The communication
Module 111 mode and/or wired communication mode can be communicatively coupled with exterior terminal by wireless communication.So that place
Data can be sent to exterior terminal by the communication module 111 by managing device 101.
Illustratively, the communication module 111 can be based on WiFi connection and access to LAN, and pass through LAN connection
PC machine.Processor 101 is allowed to send the data such as the voltage, electric current and/or the power that detect to PC machine by communication module.
Optionally, the power detection device 100 further includes detection control button 112, the detection control button 112 and
It is electrically connected between processor 101, when detecting 112 triggerings of control button, trigger signal can be sent to processor 101.
When processor 101 receives the trigger signal, can be acquired by the multipath A/D converter 102 electric current and
The voltage, and the power is determined according to the electric current and the voltage.
Disclosed in the present embodiment in technical solution, because being provided with multiple sense channels, so as to detect simultaneously
The current value and voltage value of workpiece, and power is calculated according to the current value and voltage value, reach simplified workpiece power in this way
The effect of detecting step.
It will be understood by those skilled in the art that structure shown in Fig. 1 does not constitute the limit to power detection device 100
Fixed, communication check device 100 may include perhaps combining certain components or different than illustrating more or fewer components
Component layout.
Based on power detection device shown in FIG. 1, the embodiment of the present invention also proposes a kind of power detecting method, the power
Detection method mainly comprises the steps that
The voltage and current that processor acquisition multipath A/D converter detects；
Power is determined according to the voltage and current；
The power is sent to display, and controls display and shows the power.
Further, processor also executes following operation:
After the trigger signal for receiving detection control button, the processor acquisition multipath A/D converter inspection is executed
The step of voltage and current measured.
Further, processor also executes following operation:
The power is sent to target terminal by the communication module by processor.
Referring to Fig. 2, in an embodiment of the control method of air cleaning unit of the present invention, the air cleaning unit
Control method the following steps are included:
Step S10, the voltage and current that processor acquisition multipath A/D converter detects；
Step S20, power is determined according to the voltage and current；
Step S30, the power is sent to display, and controls display and shows the power
In the present embodiment, processor can acquire the electric current and voltage that multipath A/D converter detects.Wherein, institute
It states multipath A/D converter and is provided with multiple sense channels, the current voltage and current of workpiece for measurement can be detected simultaneously.
It is understood that the voltage and current detected by multipath A/D converter is the average electricity of workpiece for measurement
Pressure and average current.In addition, due to the inherent characteristic of multipath A/D converter, when multipath A/D converter be directly connected to
When surveying workpiece, it is only used for detection DC voltage and DC current.When needing to detect AC voltage/current, it is also necessary to be arranged
Fairing.The multi-channel A/D conversion device is first connected to fairing, is then connected to again by fairing to be measured
Workpiece.In addition, when the conversion digit of multipath A/D converter is higher, the electric current that detects and or voltage precision it is bigger.
Further, after processor collects the voltage U and electric current I that multipath A/D converter detects, Ke Yigen
The power P of workpiece for measurement is determined according to following formula:
P=UI
After determining the power, it can control display and show the power P, voltage U and/or electric current I.
It should be noted that when multipath A/D converter multiple current/voltage sense channels simultaneously connect it is same to
When surveying workpiece, it can detecte multiple electric currents and multiple voltages, then can be determined according to the multiple electric current and multiple voltages
Average current and average voltage, and the power is calculated according to the average current and average potentiometer.
Optionally, before the step S10, further includes: after the trigger signal for receiving detection control button, execute institute
The step of stating the voltage and current that processor acquisition multipath A/D converter detects.
Specifically, detection control button has can be set in the power detection device, when the detection control button is touched
When hair, the processor control multi-channel A/D conversion device is started to work, and the electricity detected in the analog-digital commutator
When pressure and electric current, the voltage and current is acquired.To calculate the power of workpiece for measurement according to the voltage and current.
Disclosed in the present embodiment in technical solution, voltage and electricity that processor acquisition multipath A/D converter detects
Stream, then determines power according to the voltage and current, and the power is sent to display, and controls display and show institute
State power.Since electric current and voltage can be detected simultaneously by multipath A/D converter, and by processor according to the electric current
And voltage calculates power.To be carried out without a point multiple steps, ensure power detection in this way when detecting the power of workpiece
As a result accuracy and the step of simplifying power detection.
Referring to Fig. 3, based on the above embodiment, in another embodiment, after the step S20, further includes:
Step S40, the power is sent to target terminal by the communication module by processor.
In the present embodiment, processor is detecting the voltage and current, and determines function according to the voltage and current
After rate, the power can also be sent to target terminal by communication module.
It is understood that the communication module can be realized by way of wireless connection and/or wired connection and other
Communication connection between terminal.The target terminal can be server or PC machine etc..
Illustratively, when the target terminal is PC machine, the communication module can be based on where WiFi access PC machine
Local area network, and establish based on local area network the communication link between communication module and PC machine.And then processor can be by communicating mould
Block sends the data such as the voltage, electric current and/or power to PC machine.
Optionally, PC machine, can be according to the voltage, electricity when receiving the data such as the voltage, electric current and/or power
The data such as stream and/or power produce automatically checks report.
Disclosed in the present embodiment in technical solution, the power is sent to target by the communication module by processor
Terminal has reached the effect of diversification output test result in this way.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the system that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or system institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or system.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device executes the present invention respectively
Method described in a embodiment.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (11)
1. a kind of power detection device, which is characterized in that the power detection device includes: processor, multichannel analog-to-digital conversion
Device and display；The multipath A/D converter is provided at least one voltage detecting channel for being used to detect voltage, and
At least one is used to detect the current detecting channel of electric current, and the processor is connect with the multipath A/D converter, described
The electric current and the voltage that processor is used to be detected according to the multipath A/D converter determine power, and described in control
Display device shows the power.
2. power detection device as described in claim 1, which is characterized in that the power detection device further includes and the place
The memory of device connection is managed, the memory is used to store the power that the processor determines.
3. power detection device as claimed in claim 2, which is characterized in that the power detection device further includes and processor
The storage control button of electric connection will be currently detected when the processor detects that the storage control button is triggered
The power store to the memory.
4. power detection device as claimed in claim 2, which is characterized in that the power detection device further includes and the place
The data query button that device is electrically connected is managed, when the processor detects that the data query button is triggered, described in reading
The power saved in memory, and the power read is exported by the display device.
5. power detection device as described in claim 1, which is characterized in that the power detection device further includes power supply mould
Block, the power module are electrically connected with other components of the power detection device respectively by power bus, the power supply
Module is suitable for for other components providing dynamic power, wherein the power module includes electrical energy storage component and/or outside
Portion's power interface.
6. power detection device as described in claim 1, which is characterized in that the power detection device further includes and the place
The communication module of device connection is managed, the processor exports the power by the communication module.
7. power detection device as described in claim 1, which is characterized in that the power detection device further includes and the place
The detection control button that reason device is electrically connected passes through institute when the processor detects that the detection control button is triggered
It states multipath A/D converter and acquires the electric current and the voltage, and the function is determined according to the electric current and the voltage
Rate.
8. power detection device as described in claim 1, which is characterized in that the processor is FPGA field programmable logic
Gate array, MCU micro-control unit or SOC system level chip.
9. a kind of power detecting method, which is characterized in that the power detecting method is applied to such as any one of claim 1-8 institute
The power detection device stated, the power detecting method the following steps are included:
The voltage and current that processor acquisition multipath A/D converter detects；
Power is determined according to the voltage and current；
The power is sent to display, and controls display and shows the power.
10. power detecting method as claimed in claim 9, which is characterized in that the processor acquires multichannel analog-to-digital conversion
Before the step of voltage and current that device detects, further includes:
After the trigger signal for receiving detection control button, executes the processor acquisition multipath A/D converter and detect
Voltage and current the step of.
11. power detecting method as claimed in claim 9, which is characterized in that described to determine function according to the voltage and current
After the step of rate, further includes:
The power is sent to target terminal by the communication module by processor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910835813.5A CN110456146A (en) | 2019-09-04 | 2019-09-04 | Power detection device and power detecting method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910835813.5A CN110456146A (en) | 2019-09-04 | 2019-09-04 | Power detection device and power detecting method |
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Family
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Cited By (1)
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| CN110927583A (en) * | 2019-12-03 | 2020-03-27 | 深圳宝龙达信创科技股份有限公司 | Battery power detection device and battery power test method |
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Address after: 518000 501-2, building a, wisdom Plaza, 4068 Qiaoxiang Road, Gaofa community, Shahe street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen baoxinchuang Technology Co., Ltd Address before: 518000 floor 6, workshop 7, Tongfu industrial city, No. 351, tangxing Road, Tanglang community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: Shenzhen Baolong Daxin Technology Co.,Ltd. |
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Application publication date: 20191115 |