CN101980041A - Intelligent calibration system for instrument - Google Patents

Intelligent calibration system for instrument Download PDF

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Publication number
CN101980041A
CN101980041A CN 201010518166 CN201010518166A CN101980041A CN 101980041 A CN101980041 A CN 101980041A CN 201010518166 CN201010518166 CN 201010518166 CN 201010518166 A CN201010518166 A CN 201010518166A CN 101980041 A CN101980041 A CN 101980041A
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CN
China
Prior art keywords
range
input
instrument
revision
convention
Prior art date
Application number
CN 201010518166
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Chinese (zh)
Inventor
谈琰
Original Assignee
南车戚墅堰机车有限公司
Priority date (The priority date 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 date listed.)
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Application filed by 南车戚墅堰机车有限公司 filed Critical 南车戚墅堰机车有限公司
Priority to CN 201010518166 priority Critical patent/CN101980041A/en
Publication of CN101980041A publication Critical patent/CN101980041A/en

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Abstract

The invention relates to the technical field of checking systems, in particular to an intelligent calibration system for an instrument. The intelligent calibration system comprises that: an AC/DC voltage and current source is connected with an FLUKE 8846A digital multimeter and a meter to be checked; the FLUKE 8846A digital multimeter is connected with a computer through an RS232 interface; and the computer is connected with a printer. The intelligent calibration system for the instrument consists of the RS232 interface, the computer, a computer database and the printer, can keep initial data in a paperless mode, query the initial data at any time and perform intelligent calibration without manual calculation, reduces the calculation errors, and improves the detection accuracy and the working efficiency.

Description

The intelligent verification system that is used for instrument
Technical field
The present invention relates to a kind of check system, relate in particular to a kind of intelligent verification system that is used for instrument.
Background technology
In the prior art, instrument such as voltage table, reometer and power meter have been widely used, be mainly used in measuring voltage, electric current, resistance, be used for electric capacity of measuring by transistorized major parameter and capacitor etc., requirement for the accuracy of instrument such as hand-held voltage table, reometer and power meter also is more and more higher, therefore, the accuracy to instrument such as voltage table, reometer and power meters has become important problem.
At present, verification for instrument such as voltage table, reometer and power meters need manually be imported computer with shown numerical value of instrument such as voltage table, reometer and power meters, when the different gear of instrument such as calibration voltage table, reometer and power meter, the thread-changing of need shifting gears manually, after all checkpoint verifications finish, need manual record data, make the verification report, waste great amount of manpower, reduced work efficiency.
Summary of the invention
The technical problem to be solved in the present invention is: at present, when instrument such as working voltage table, reometer and power meter, measure to show that numerical value needs artificial input computer, when measuring different gear, the thread-changing of need shifting gears manually, after all checkpoint verifications finish, need manual record data, make the verification report, wasted great amount of manpower, reduced work efficiency, a kind of intelligent verification system that is used for instrument is provided.
In order to overcome the defective that exists in the background technology, the technical solution adopted for the present invention to solve the technical problems is: comprise that AC and DC electric current and voltage source connects FLUKE8846A digital multimeter and tested table, described FLUKE8846A digital multimeter connects computing machine through the RS232 interface, and computing machine connects printer.
According to another embodiment of the invention, comprise that further described computer data deposits database in.
According to another embodiment of the invention, further comprise described computing machine through the RS232 interface to the FLUKE8846A digital multimeter, the unit of input censorship on computers, import tested table model, the unified numbering of input, the input rank index, import tested table and examine range and unit entirely, input instrument kind, the full inspection of input range reading point number, the full inspection of input range lattice number and input need other range number of inspection, computing machine calculates the revision of the convention, input temp, humidity, the testing person, the calibrating place, the term of validity, gather numerical value, other range number, computing machine calculates the revision of the convention, modified value, maximum fundamental error, maximum lifting variation, keeping records and printing.
According to another embodiment of the invention, comprise that further described input need examine other range number: equal 0, calculate the revision of the convention at interval; Be not equal to 0 and, import first range number,, calculate the revision of the convention at interval if equal 1 less than 2; Be not equal to 0 and, import first range number, import second range number, calculate the revision of the convention at interval less than 2; Be not equal to 0 and greater than 2, input needs other range number of inspection.
According to another embodiment of the invention, further comprise described collection numerical value, be divided into and gather first point value to gathering the G point value.
According to another embodiment of the invention, further comprise described other range number: equal 0, calculate the revision of the convention, modified value, maximum fundamental error, maximum lifting variation; Be not equal to 0, reading in needs cautious nominal value, and image data is calculated the revision of the convention, modified value, maximum fundamental error, maximum lifting variation.
According to another embodiment of the invention, further comprise described printing: can print record, finish; Can print certificate, finish.
The invention has the beneficial effects as follows: this is used for the intelligent verification system of instrument, form verification system through RS232 communication interface, computing machine, Computer Database and printer, can keep raw data with no paper at all, can inquire about raw data at any time, intelligent calibrating need not artificial calculating, reduces miscount, improve accuracy of detection, improved work efficiency.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a hardware configuration synoptic diagram of the present invention;
Fig. 2 is the first half of work flow synoptic diagram of the present invention;
Fig. 3 is the latter half of work flow synoptic diagram of the present invention;
Fig. 4 is the work flow synoptic diagram of image data of the present invention.
Embodiment
Fig. 1 is a hardware configuration synoptic diagram of the present invention, comprises among the figure that AC and DC electric current and voltage source connects FLUKE8846A digital multimeter and tested table, and described FLUKE8846A digital multimeter connects computing machine through the RS232 interface, and computing machine connects printer.Tested table can be instrument such as voltage table, reometer and power meter, the FLUKE8846A digital multimeter is that 6 half-words are counted multimeter, measurement range: voltage 100mv~1000v, electric current 100 μ A to 10 A, tested table RS232 interface on the FLUKE8846A digital multimeter connects computing machine, carry out the intellectuality calibrating, need not artificial calculating, reduce miscount, can not have the paper words and keep raw data, can inquire about raw data at any time, testing result if desired, can print on request by printer, improve accuracy of detection, increase work efficiency.
Be provided with database in the described computing machine.The computing machine verification result is deposited in database,, can not have the paper words and keep raw data, can inquire about raw data at any time, improve accuracy of detection, increase work efficiency.
Fig. 2 and 3 is work flow synoptic diagram of the present invention, step input temp described in described Fig. 3, humidity, the testing person, the calibrating place, step is gathered first point value described in the term of validity connection layout 2, computing machine through the RS232 interface to the FLUKE8846A digital multimeter, the unit of input censorship on computers, import tested table model, the unified numbering of input, the input rank index, import tested table and examine range and unit entirely, input instrument kind, the full inspection of input range reading point number, the full inspection of input range lattice number and input need other range number of inspection, computing machine calculates the revision of the convention, input temp, humidity, the testing person, the calibrating place, the term of validity, gather numerical value, other range number, computing machine calculates the revision of the convention, modified value, maximum fundamental error, maximum lifting variation, keeping records and printing.This verification system of computer installation is to be worked out by Visual Basic language.Used the form of WINDOWS window in the program, adopted friendly interface, set up the man-machine conversation relation, verification worker can be selected different calibrating procedures according to the kind of this inspection table.In the verification process, computing machine can remind verification worker to make corresponding action in order, if do not finish compulsory exercise, can not carry out next step action.If show tested overproofly, judge that this table is for defective.Result whatsoever, computing machine all can be recorded in data in the database, with convenient for future reference in the future.When needed, printablely go out raw readings, also printablely go out calibration certificate.
Described input need be examined other range number: equal 0, calculate the revision of the convention at interval; Be not equal to 0 and, import first range number,, calculate the revision of the convention at interval if equal 1 less than 2; Be not equal to 0 and, import first range number, import second range number, calculate the revision of the convention at interval less than 2; Be not equal to 0 and greater than 2, input needs other range number of inspection.In the verification process, computing machine can remind verification worker to make corresponding action in order, if show tested overproofly, judges that this table is for defective.Result whatsoever, computing machine all can be recorded in data in the database, with convenient for future reference in the future.
Described collection numerical value is divided into and gathers first point value to gathering the G point value.Gather first point value to gathering the G point value, computing machine calculates the revision of the convention, modified value, maximum fundamental error, maximum lifting variation according to the numerical value of input, in the verification process, computing machine can remind verification worker to make corresponding action in order, if show tested overproofly, judge that this table is for defective.
Described other range number: equal 0, calculate the revision of the convention, modified value, maximum fundamental error, maximum lifting variation; Be not equal to 0, reading in needs cautious nominal value, and image data is calculated the revision of the convention, modified value, maximum fundamental error, maximum lifting variation.In the verification process, as shown in Figure 4, suppose image data ABC.XYZ, get its last two bits YZ, adopt " rounding up " and " equaling 5 o'clock application even number rules " during data processing, when using " even number rule ", the rule of following is exactly " very advancing idol does not advance ", and the position, end is an even number, casts out, odd number, advance one.In the verification process, computing machine can remind verification worker to make corresponding action in order, if show tested overproofly, judges that this table is for defective.Result whatsoever, computing machine all can be recorded in data in the database, with convenient for future reference in the future.
Described printing: can print record, finish; Can print certificate, finish.Result whatsoever, computing machine all can be recorded in data in the database, with convenient for future reference in the future.When needed, printablely go out raw readings, also printablely go out calibration certificate.

Claims (7)

1. intelligent verification system that is used for instrument, comprise that AC and DC electric current and voltage source connects FLUKE8846A digital multimeter and tested table, it is characterized in that: described FLUKE8846A digital multimeter connects computing machine through the RS232 interface, and computing machine connects printer.
2. the intelligent verification system that is used for instrument as claimed in claim 1, it is characterized in that: described computer data deposits database in.
3. the intelligent verification system that is used for instrument as claimed in claim 1, it is characterized in that: described computing machine through the RS232 interface to the FLUKE8846A digital multimeter, the unit of input censorship on computers, import tested table model, the unified numbering of input, the input rank index, import tested table and examine range and unit entirely, input instrument kind, the full inspection of input range reading point number, the full inspection of input range lattice number and input need other range number of inspection, computing machine calculates the revision of the convention, input temp, humidity, the testing person, the calibrating place, the term of validity, gather numerical value, other range number, computing machine calculates the revision of the convention, modified value, maximum fundamental error, maximum lifting variation, keeping records and printing.
4. the intelligent verification system that is used for instrument as claimed in claim 3 is characterized in that: described input need be examined other range number: equal 0, calculate the revision of the convention at interval; Be not equal to 0 and, import first range number,, calculate the revision of the convention at interval if equal 1 less than 2; Be not equal to 0 and, import first range number, import second range number, calculate the revision of the convention at interval less than 2; Be not equal to 0 and greater than 2, input needs other range number of inspection.
5. the intelligent verification system that is used for instrument as claimed in claim 3 is characterized in that: described collection numerical value is divided into and gathers first point value to gathering the G point value.
6. the intelligent verification system that is used for instrument as claimed in claim 3 is characterized in that: described other range number: equal 0, calculate the revision of the convention, modified value, maximum fundamental error, maximum lifting variation; Be not equal to 0, reading in needs cautious nominal value, and image data is calculated the revision of the convention, modified value, maximum fundamental error, maximum lifting variation.
7. the intelligent verification system that is used for instrument as claimed in claim 3 is characterized in that: described printing can print record, finishes; Can print certificate, finish.
CN 201010518166 2010-10-25 2010-10-25 Intelligent calibration system for instrument CN101980041A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102654570A (en) * 2011-03-04 2012-09-05 河北省电力研究院 Method for semi-automatically testing/calibrating instrument without programmable interface
CN103135084A (en) * 2013-02-05 2013-06-05 四川电力科学研究院 Tour verification test system for power transmission and transformation condition based maintenance test device
CN103954927A (en) * 2014-05-21 2014-07-30 常州天合光能有限公司 Device for calibrating conversion of volume resistance and square resistance and calibration method thereof
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
CN107014561A (en) * 2017-05-08 2017-08-04 江苏方天电力技术有限公司 A kind of semi-automatic calibration method of pointer pressure
CN109031176A (en) * 2018-07-05 2018-12-18 中国人民解放军91388部队 A kind of Multifunction electricity source measurement standard method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201072597Y (en) * 2007-07-06 2008-06-11 上海凯迪克航空工程技术有限公司 Automatic detection instrument for aviation electronic flight instrument
CN101285852A (en) * 2008-05-26 2008-10-15 中国航天科技集团公司第五研究院第五一四研究所 Alternating current voltage electric current converter and device and method for testing alternating-current small ammeter
CN101608957A (en) * 2009-07-27 2009-12-23 谭文胜 A kind of general purpose instrument reading device that reads the heat energy meter reading

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201072597Y (en) * 2007-07-06 2008-06-11 上海凯迪克航空工程技术有限公司 Automatic detection instrument for aviation electronic flight instrument
CN101285852A (en) * 2008-05-26 2008-10-15 中国航天科技集团公司第五研究院第五一四研究所 Alternating current voltage electric current converter and device and method for testing alternating-current small ammeter
CN101608957A (en) * 2009-07-27 2009-12-23 谭文胜 A kind of general purpose instrument reading device that reads the heat energy meter reading

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102654570A (en) * 2011-03-04 2012-09-05 河北省电力研究院 Method for semi-automatically testing/calibrating instrument without programmable interface
CN103135084A (en) * 2013-02-05 2013-06-05 四川电力科学研究院 Tour verification test system for power transmission and transformation condition based maintenance test device
CN103135084B (en) * 2013-02-05 2016-04-06 国网四川省电力公司电力科学研究院 The touring calibrating experimental system of a kind of power transmission and transformation State Overhaul Test equipment
CN103954927A (en) * 2014-05-21 2014-07-30 常州天合光能有限公司 Device for calibrating conversion of volume resistance and square resistance and calibration method thereof
CN103954927B (en) * 2014-05-21 2016-03-23 常州天合光能有限公司 Volume resistance and square resistance change calibrating installation and calibration steps thereof
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
CN107014561A (en) * 2017-05-08 2017-08-04 江苏方天电力技术有限公司 A kind of semi-automatic calibration method of pointer pressure
CN109031176A (en) * 2018-07-05 2018-12-18 中国人民解放军91388部队 A kind of Multifunction electricity source measurement standard method

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Application publication date: 20110223