CN108196211A - A kind of number table automatic verification system - Google Patents
A kind of number table automatic verification system Download PDFInfo
- Publication number
- CN108196211A CN108196211A CN201711424352.XA CN201711424352A CN108196211A CN 108196211 A CN108196211 A CN 108196211A CN 201711424352 A CN201711424352 A CN 201711424352A CN 108196211 A CN108196211 A CN 108196211A
- Authority
- CN
- China
- Prior art keywords
- gpib
- number table
- standard source
- automatic verification
- verification system
- 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.)
- Pending
Links
- 238000012795 verification Methods 0.000 title claims abstract description 25
- 238000012360 testing method Methods 0.000 abstract description 34
- 230000000694 effects Effects 0.000 abstract description 12
- 230000005540 biological transmission Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Abstract
The object of the present invention is to provide a kind of digital table automatic verification systems, to solve current Auto-Test System, there are the digital multimeter product diversification of autorun type is insufficient, when in face of the calibration and test job of different model, it is difficult to play its effect；Functionally it is difficult to intelligent decision and calibration；Test result show it is not humane, without picture and text output effect the problems such as.Number table automatic verification system provided by the invention, including GPIB system controllers, printer, Multifunctional standard source automatic and tested digital multimeter, it can realize intelligent decision and calibration, test result shows hommization, can face the calibration and test job of different model.
Description
Technical field
The present invention relates to automatic field, more particularly to a kind of digital table automatic verification system.
Background technology
With the development of electronic technology, the quantity and model of general electricity measuring equipment are continuously improved and are increased, and make electricity
The metrological confirmation calibration amount of metering profession constantly increases.Existing operating mode and working efficiency have been difficult adaptation company hair
The demand of exhibition.The use of multifunctional digital table becomes more and more popular, and extends to many fields of social life, main cause
Be, multifunctional digital table accuracy is higher, can be used in experiment metering, can further improve the accuracy of measurement result with
And promote working efficiency, so carrying out periodic detection to digital multifunctional meter to ensure the reliability of testing result, it appears have very much
It is necessary.
High accuracy, multi-functional, intelligent digital table are widely used in scientific research, experiment, teaching, aerospace etc. at present
Various aspects, and increasingly occupy consequence in apparatus measures.Either electricity or non electrical quantity can be borrowed
The mode of conversion is helped, goes to carry out testing process with digital multimeter.In today that digital technology continues to develop, domestic and international producer closes
Note production and manufacture function are more complete, and accuracy is more accurate, and range ability is more wide in range, has certain gpib interface
Digital multimeter.It is known that experiment field is often largely used similar to such digital multimeter, for measuring
Value has a harsh requirement, value it is accurate whether, will dominate the success or failure of experiment.Technical indicator refers mainly to
It is specific instrument, within the specific time, the technology that disclosure satisfy that requires, during this period of time, standard/re-testing periods and inspection
It is horizontal that fixed/calibration cycle can all embody mutually given technical indicator.The progress of calibration operation is exactly one for instrument in fact
The ability to work fixed time in interval is evaluated.It should be understood that instrument is after long-time use, often because of member
Part aging, equipment fault lead to it deviate in technical indicator the phenomenon that.Requirement is gone to survey with defined technical indicator range
Measuring appratus keeps running well, and provides reliable true information for scientific research, thus, it would be desirable to carry out the detection work of metrical instrument
Make.During being detected for it, we not only can constantly accumulate data information, for instrument in unit week
The degree size that generation technique deviates in phase is adjusted it for test man and provides solid foundation, on the other hand can incite somebody to action
Overproof instrument is adjusted in defined range.
The shortcoming of China's Auto-Test System：The digital multimeter product diversification of autorun type is not
Foot, when in face of the calibration and test job of different model, it is difficult to play its effect；Functionally it is difficult to intelligent decision
With calibration；Test result shows not humane, to be exported without picture and text effect.
Invention content
The object of the present invention is to provide a kind of digital table automatic verification systems, exist certainly to solve current Auto-Test System
The digital multimeter product diversification of dynamic test function type is insufficient, the calibration in face of different model and test job when
It waits, it is difficult to play its effect；Functionally it is difficult to intelligent decision and calibration；Test result show it is not humane, without picture and text
The problems such as effect of output.
A kind of number table automatic verification system, including：GPIB system controllers, printer, Multifunctional standard source automatic and by
Examine digital multimeter；
The GPIB system controllers are connect with the printer；
The GPIB system controllers are connect with the Multifunctional standard source automatic；
The Multifunctional standard source automatic is connect with the tested digital multimeter；
The tested digital multimeter is connect with the GPIB system controllers.
Specifically, the GPIB system controllers include gpib interface and controller；
The controller is connect with the gpib interface.
Specifically, which is characterized in that the controller is computer.
Specifically, the controller is work station.
Specifically, the Multifunctional standard source automatic is FLUKEE5520A Multifunctional standard source automatics.
Specifically, the Multifunctional standard source automatic is provided with IEEE488 interfaces, and the Multifunctional standard source automatic passes through described
IEEE488 interfaces are connect with the GPIB system controllers.
Specifically, the FLUKEE5520A Multifunctional standard source automatics technical indicator：DC voltage range is 0 to ± 1020V；
DC current range is 0 to ± 20.5A；Resistance range is 0 to 1100M Ω.
Specifically, the printer is monochrome printers.
Specifically the tested digital multimeter is provided with IEEE488 interfaces, and the tested digital multimeter passes through described
IEEE488 interfaces are connect with the GPIB system controllers.
From above technical scheme：The object of the present invention is to provide a kind of digital table automatic verification system, to solve mesh
Preceding Auto-Test System is there are the digital multimeter product diversification of autorun type is insufficient, in face of different model
When calibration and test job, it is difficult to play its effect；Functionally it is difficult to intelligent decision and calibration；Test result is shown
It is not humane, without picture and text output effect the problems such as.Number table automatic verification system provided by the invention, including GPIB systems
Controller, printer, Multifunctional standard source automatic and tested digital multimeter can realize intelligent decision and calibration, test result
It shows hommization, the calibration and test job of different model can be faced.
Description of the drawings
Some specific embodiments of detailed description of the present invention by way of example rather than limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing：
Fig. 1 is a kind of digital table automatic verification system structure chart provided by the embodiments of the present application.
Accompanying drawings symbol description：1-GPIB system controllers；2 printers；3- Multifunctional standard source automatics；4- is detected digital versatile
Table；11-GPIB interfaces；12- controllers；5-IEEE488 interfaces.
Specific embodiment
This below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out it is clear,
Complete description, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without making creative work it is all its
His embodiment, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of digital table automatic verification system structure chart provided by the embodiments of the present application.
A kind of number table automatic verification system, including：GPIB system controllers 1, printer 2, Multifunctional standard source automatic 3 and
Tested digital multimeter 4；
The GPIB system controllers 1 are connect with the printer 2；
The GPIB system controllers 1 are connect with the Multifunctional standard source automatic 3；
The Multifunctional standard source automatic 3 is connect with the tested digital multimeter 4；
The tested digital multimeter 4 is connect with the GPIB system controllers 1.
System implementations mentioned in this article are mainly the method for borrowing digital automatic measurement：Controller passes through reinforcement pair
The control of standard source realizes that standard value automatically enters, when tested digital table can accurate reading numerical values after, controller system
It is 6 times that number will be read before the deadline, while also to be compared with standard value, when 6 numbers of system detectio
In the range of control errors, system will automatically read a last number and be recorded.If the error having is very big,
Another group of numerical value will automatically be read.If still there is serious error problem, the last one is just selected to do worst-case value record,
And it to be also marked.The conversion of range is automatically controlled by controller.Vertification regulation based on this system：First,
With the relevant vertification regulation of DC digital voltmeter；Second, there is the vertification regulation of close ties with direct-flow digital ammeter；The
Three, there is the vertification regulation of close ties with DC digital formula ohm；4th, and AC digital voltmeter is relevant examined and determine
Journey；5th, with the relevant verification process of alternating-current digital ampere meter.
GPIB is interconnected as a kind of open general digital interface special line optimized integration combination separate type instrument and system
Design.Because there being the problem of standardization, the GPIB generally also can be referred to as IEEE488, IEE488.1, BUS, HP-IB,
SJ2479、IEC625、ASC.The interface mode of GPIB is parallel-by-bit and the pattern of byte serial, carries out F-Zero and can reach
The asynchronous communication means of 1Mb/s.Bus can realize the connection of 15 different components and the control to computer, the drive of bus
Kinetic force size determines the number of interface unit.The transmission of data packet is the length generally transmitted by bus cable medium
20 meters as defined in not exceeding, and the spacing of adjacent two devices will be also maintained within two meters.Pass through gpib bus
It can realize being connected for different type device, the condition that realization device is connected is exactly that the device of producer's production is given birth to according to standard
Production.The system not only can be reconstructed, rebuild or be broken according to the demand of user, and the environment and hardware of test are set
Standby requirement is not very stringent, as long as in defined distance.
All have a device with standard interface in usual system to realize to computer control.It can realize to each
Commander, transfer and the management of device, other device feedacks also timely can be handled and be responded, then to detection
As a result it is handled, the device with such function is referred to as control person.It is well known that the process of data transmission has transmission certainly
The device of transmission data is usually referred to as speaker by side and recipient, and hearer will be referred to as by receiving the device of data.Have at present
Many devices can realize two kinds of transmission modes, and different two kinds of transmission modes cannot be used as speaker and hearer simultaneously sometimes.One
Partial device only has the function of receiving either transmission data, and this kind of device, which is referred to as only saying, either only listens device.
For example, program-controlled printer is exactly only to listen device, standard source is generally divided into hearer speaker or simple speaker.For
Ensure the quality of communication, in the same time, it is specified that bus is only there are one speaker, but for the quantity of hearer be there is no limit
's.
The controller that GPIB systems are included may be either computer or work station, which kind of form all has general
With dedicated function.Most critical is exactly gpib interface in the system, and can realize the connection of five kinds of different function interfaces,
Respectively control person's function, hearer's (L) function and recipient link up with function and source side's hook function etc..Information technology is constantly improve,
So that integrated circuit technique has been realized in installing the different purpose of ten multiple interfaces functions in a chip.It is so now any
GPIB controller all have the interface of more than 10 kinds of different function, and at the same time also supporting IEEE488.2 standards.
FLUKE5520A multi-functional calibration sources are for traditional truing tool, the numerous 5520A calibrations works of function
Tool is constantly updated and improves product alignment requirements, and started the school to low-frequency electronic product and DC electronic product for the first time
Quasi- work.If in actual alignment work, the calibration application software collaboration cooperation with 5520/CAL models, then just could be
Relevant information record is carried out under existing quality standard system, is had the characteristics that powerful, easy to use.FLUKE5520A is calibrated
Tool is a very flourishing, advanced tool, and collimation technique level is superb, test product type is various, such as thermometer,
Current device pincers, information acquisition device, wave analysis instrument and the dependence tests class product such as various types watch and depth finding instrument.
Either straight alternating voltage, straight alternating current, straight AC resistance or digit are less than 7.5 digital multimeter, more
Function calibration source FLUKEE5520A can calibrate it, and be also a kind of to be widely used general calibration at home
Tool.The designed GPIB-USB interface cards produced of famous NI companies of the U.S., can be with IEEE-488.2 version product collaboratives
Work, this also means that the product that can be suitable for any IEEE-488.2 interfaces, greatly improves the logical of the calibration instrument
With property and practicability.
Manager as Contemporary Digital table automatic checkout system -- computer, it is also the core in our detecting systems
Component.There are one gpib interface card on the mainboard of computer, and pass through interface bus and be connected with other component, computer passes through
This gpib interface card provides the control instruction of program to other components, then instruction is issued to each instrument by interface bus
On, realize the communication with instrument, each controlled device just starts to perform respective after the control command for receiving computer granting
Order expansion detection operation, after work detect, the system initial data that will will detect object using product interface
It loads, be sent to computer, after computer is successfully received transmitted system initial data, related system will be according to it
The preceding computational algorithm being set is analyzed it and is calculated, and finally obtains a calculating parameter.Utilize Computer Database
The parameter information obtained can be preserved, screened and be exported.In test system, there is numerous
Audience, such audience do not need to staff and it managed, they only want summarizing instruction to connect to what computer was sent out
It receives, utmostly embodies the computing capability and Research Ability to digital information, the leaching that the scientific idea of virtual instrument is embodied
Drench most cause.The standard source used in this detecting system is FLUKEE5520A, and detected table would generally apply our unit using most
For frequent HP34401A.34401A digital multimeters can provide fast and accurate workbench altogether and system testing is required
Performance.It integrates high minute mark rate, precision, the advantage of element, has the excellent ratio of performance to price.
The object of the present invention is to provide a kind of digital table automatic verification systems, exist certainly to solve current Auto-Test System
The digital multimeter product diversification of dynamic test function type is insufficient, the calibration in face of different model and test job when
It waits, it is difficult to play its effect；Functionally it is difficult to intelligent decision and calibration；Test result show it is not humane, without picture and text
The problems such as effect of output.
Further, the GPIB system controllers 1 include gpib interface 11 and controller 12；The controller 12 and institute
Gpib interface 11 is stated to connect.
Further, which is characterized in that the controller 12 is computer.
Further, the controller 12 is work station.
Further, the Multifunctional standard source automatic 3 is FLUKEE5520A Multifunctional standard source automatics.
Further, the Multifunctional standard source automatic 3 is provided with IEEE488 interfaces 31, and the Multifunctional standard source automatic 3 passes through institute
An IEEE488 interfaces 31 are stated to connect with the GPIB system controllers 1.
Further, the FLUKEE5520A Multifunctional standard source automatics technical indicator：DC voltage range for 0 to ±
1020V；DC current range is 0 to ± 20.5A；Resistance range is 0 to 1100M Ω.
Further, the printer 2 is monochrome printers.
Further, the tested digital multimeter 4 is provided with IEEE488 interfaces 5, and the tested digital multimeter 4 is logical
The IEEE488 interfaces 5 are crossed to connect with the GPIB system controllers 1.
From above technical scheme：The object of the present invention is to provide a kind of digital table automatic verification system, to solve mesh
Preceding Auto-Test System is there are the digital multimeter product diversification of autorun type is insufficient, in face of different model
When calibration and test job, it is difficult to play its effect；Functionally it is difficult to intelligent decision and calibration；Test result is shown
It is not humane, without picture and text output effect the problems such as.Number table automatic verification system provided by the invention, including GPIB systems
Controller, printer, Multifunctional standard source automatic and tested digital multimeter can realize intelligent decision and calibration, test result
It shows hommization, the calibration and test job of different model can be faced.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple showing for the present invention
Example property embodiment, still, without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (9)
1. a kind of number table automatic verification system, which is characterized in that including：GPIB system controllers (1), printer (2), more work(
It can standard source (3) and tested digital multimeter (4)；
The GPIB system controllers (1) connect with the printer (2)；
The GPIB system controllers (1) connect with the Multifunctional standard source automatic (3)；
The Multifunctional standard source automatic (3) connect with the tested digital multimeter (4)；
The tested digital multimeter (4) connect with the GPIB system controllers (1).
2. number table automatic verification system according to claim 1, which is characterized in that the GPIB system controllers (1)
Including gpib interface (11) and controller (12)；
The controller (12) connect with the gpib interface (11).
3. number table automatic verification system according to claim 2, which is characterized in that the controller (12) is calculates
Machine.
4. number table automatic verification system according to claim 2, which is characterized in that the controller (12) is work
It stands.
5. number table automatic verification system according to claim 2, which is characterized in that the Multifunctional standard source automatic (3) is
FLUKEE5520A Multifunctional standard source automatics.
6. number table automatic verification system according to claim 5, which is characterized in that the Multifunctional standard source automatic (3) sets
IEEE488 interfaces (5) are equipped with, the Multifunctional standard source automatic (3) passes through the IEEE488 interfaces (5) and the GPIB systems control
Device (1) connection processed.
7. number table automatic verification system according to claim 5, which is characterized in that the FLUKEE5520A is multi-functional
Standard source technical indicator：DC voltage range is 0 to ± 1020V；DC current range is 0 to ± 20.5A；Resistance range is 0
To 1100M Ω.
8. number table automatic verification system according to claim 1, which is characterized in that the printer (2) is beaten for colour
Print machine.
9. number table automatic verification system according to claim 1, which is characterized in that the tested digital multimeter (4)
IEEE488 interfaces (5) are provided with, the tested digital multimeter (4) passes through the IEEE488 interfaces (5) and the GPIB systems
Controller (1) of uniting connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711424352.XA CN108196211A (en) | 2017-12-25 | 2017-12-25 | A kind of number table automatic verification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711424352.XA CN108196211A (en) | 2017-12-25 | 2017-12-25 | A kind of number table automatic verification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108196211A true CN108196211A (en) | 2018-06-22 |
Family
ID=62583852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711424352.XA Pending CN108196211A (en) | 2017-12-25 | 2017-12-25 | A kind of number table automatic verification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108196211A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541954A (en) * | 2018-12-04 | 2019-03-29 | 中国人民解放军32181部队 | A kind of signal control device for measurement verification system |
| CN112798841A (en) * | 2020-12-29 | 2021-05-14 | 北京无线电计量测试研究所 | Full-automatic measuring device and method for digital multimeter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202018504U (en) * | 2011-01-25 | 2011-10-26 | 华北电力科学研究院有限责任公司 | Electric energy quality analyzer detection system |
| CN202563076U (en) * | 2012-04-14 | 2012-11-28 | 广西电网公司电力科学研究院 | Communication digital multimeter automatic calibration system |
| CN102967841A (en) * | 2012-11-29 | 2013-03-13 | 辽宁省电力有限公司电力科学研究院 | Automatic digital multimeter verification system and method based on meter and source integration and application of system and method |
| CN203849394U (en) * | 2014-03-11 | 2014-09-24 | 河北省电力建设调整试验所 | An automatic calibrating apparatus of a digital multimeter |
| CN104111436A (en) * | 2014-08-05 | 2014-10-22 | 上海市计量测试技术研究院 | Automatic detection system and method for digital multimeter |
-
2017
- 2017-12-25 CN CN201711424352.XA patent/CN108196211A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202018504U (en) * | 2011-01-25 | 2011-10-26 | 华北电力科学研究院有限责任公司 | Electric energy quality analyzer detection system |
| CN202563076U (en) * | 2012-04-14 | 2012-11-28 | 广西电网公司电力科学研究院 | Communication digital multimeter automatic calibration system |
| CN102967841A (en) * | 2012-11-29 | 2013-03-13 | 辽宁省电力有限公司电力科学研究院 | Automatic digital multimeter verification system and method based on meter and source integration and application of system and method |
| CN203849394U (en) * | 2014-03-11 | 2014-09-24 | 河北省电力建设调整试验所 | An automatic calibrating apparatus of a digital multimeter |
| CN104111436A (en) * | 2014-08-05 | 2014-10-22 | 上海市计量测试技术研究院 | Automatic detection system and method for digital multimeter |
Non-Patent Citations (2)
| Title |
|---|
| 李杰等编著: "《机械电子学》", 28 February 2010, 北京理工大学出版社 * |
| 王庆成编著: "《航天器电测技术》", 31 March 2007, 中国科学技术出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541954A (en) * | 2018-12-04 | 2019-03-29 | 中国人民解放军32181部队 | A kind of signal control device for measurement verification system |
| CN112798841A (en) * | 2020-12-29 | 2021-05-14 | 北京无线电计量测试研究所 | Full-automatic measuring device and method for digital multimeter |
| CN112798841B (en) * | 2020-12-29 | 2023-11-14 | 北京无线电计量测试研究所 | Full-automatic measuring device and method for digital multimeter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201378204Y (en) | Automatic detecting and metrological characteristic analyzing device for energy meter standard devices | |
| CN110045266A (en) | A kind of chip universal testing method and device | |
| CN107247249A (en) | A kind of alternating current-direct current ammeter tester calibrating installation and calibration method | |
| CN104345294B (en) | A kind of electric energy meter dynamic performance and testing | |
| CN102928810A (en) | System and method for evaluating accuracy of digital electric energy meter | |
| CN201859213U (en) | Intelligent energy meter verifying device | |
| CN101750597A (en) | Effectiveness calibrating method used for automatic testing equipment | |
| CN106569164A (en) | Method and system for synchronization testing of electric quantity of double-core electric energy meter | |
| CN108427092A (en) | A kind of off-board DC charging motor direct current energy meter in-line calibration System and method for of electric vehicle | |
| CN105629052B (en) | Chip power-consumption real-time detection method | |
| CN106526526A (en) | Test device for digital metering system | |
| CN104375024A (en) | In-situ self-inspection and metering device and method of automatic test system | |
| CN105607027A (en) | High-low temperature weather effect testing device for electric energy meter | |
| CN106443567A (en) | Real-load test system for electric energy meters | |
| CN204154892U (en) | A kind of device for energy meter standard automatic verification system | |
| CN108196211A (en) | A kind of number table automatic verification system | |
| CN201732472U (en) | Automatic testing device of concentrated electric energy meter reading equipment | |
| CN204028346U (en) | A kind of electric energy meter Auto-Test System | |
| CN107102287A (en) | Electric energy meter field calibration method | |
| CN103344937A (en) | Device and method for detecting power consumption of intelligent watt-hour meter | |
| CN106200623B (en) | The semi-physical simulation test device of reactor core measuring system logic module | |
| CN110308412A (en) | A kind of method and its system of automatically calibrating electrical high capability instrument instrument | |
| Bucci et al. | Development of a low cost power meter based on a digital signal controller | |
| CN206557369U (en) | High-voltage electric-energy meter on-line monitoring system based on carrier communication | |
| CN213934178U (en) | Full-automatic electric energy meter on-site calibration device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190624 Address after: 610000 Xinzhai Village, Jinniu Town, Wusheng County, Guang'an City, Sichuan Province, 2 Groups 36 Applicant after: Gao Kexin Address before: 528000 No. 107 Yucai Road, Southwest Street, Sanshui District, Foshan City, Guangdong Province Applicant before: Foshan carpenter carpenter automobile articles Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180622 |
|
| RJ01 | Rejection of invention patent application after publication |