CN111855743A - Dew point instrument automatic verification system and method - Google Patents
Dew point instrument automatic verification system and method Download PDFInfo
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- CN111855743A CN111855743A CN202010766165.5A CN202010766165A CN111855743A CN 111855743 A CN111855743 A CN 111855743A CN 202010766165 A CN202010766165 A CN 202010766165A CN 111855743 A CN111855743 A CN 111855743A
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- 238000012795 verification Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 238000004891 communication Methods 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims 7
- 238000007689 inspection Methods 0.000 description 5
- 238000003556 assay Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013518 transcription Methods 0.000 description 1
- 230000035897 transcription Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/56—Investigating or analyzing materials by the use of thermal means by investigating moisture content
- G01N25/66—Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point
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Abstract
The invention discloses an automatic detection system and a detection method for a dew point instrument, wherein the system comprises a computer, a humidity generator, a standard dew point instrument and a detected dew point instrument, the computer is in communication connection with the humidity generator, the humidity generator is connected with the standard dew point instrument and the detected dew point instrument in parallel or in series through gas pipelines and outputs standard gas to the standard dew point instrument and the detected dew point instrument through the gas pipelines, and the standard dew point instrument and the detected dew point instrument are connected with the computer. The verification method comprises the following steps: s1, setting relevant parameters of the humidity generator in the computer to enable the humidity generator to generate standard gas with different dew point values; s2, waiting for the humidity generator to exhaust stably, collecting verification data through the standard dew point instrument and the detected dew point instrument, and transmitting the verification data to the computer; s3, when the verification is finished, storing verification data; and S4, when the computer selects to generate the original record or certificate, generating and storing the original record or certificate, and finishing the verification operation after the storage is finished.
Description
Technical Field
The invention relates to the field of dew point instrument detection, in particular to an automatic dew point instrument verification system and a verification method thereof.
Background
The dew point instrument is used as a measuring instrument for low water content in gas, and has various measuring principles and complex models. Dew point meters are often required to be certified or calibrated at the time of manufacture. At present, the laboratory usually carries out the whole detection process of the instrument manually, and the defects of the laboratory are as follows:
1. consuming time; dew point meter detection is a very time-consuming task, and human judgment and observation are needed from preheating of the instrument, setting of detection points to waiting for balance of each detection point.
2. The amount of manually recorded information is large; the inspection information of each inspected instrument, including inspection units, manufacturers, models, manufacturers, serial numbers, inspection dates, and inspection data, operation and inspection results of the inspected instruments, need to be manually presented on paper original records.
3. Manually processing data; according to the detection result, the average value, the error, the correction value, the uncertainty and the like of the indicating value need to be calculated manually.
4. Manually compiling a certificate; people need to compile a verification certificate or a calibration certificate of a WORD edition and the like according to the detection information and the detection result on the paper original record.
5. The error is easy to occur; because the whole instrument is manually operated in the verification or calibration process, errors in transcription or calculation and the like easily occur, errors in certificates are caused, and great loss is brought to customers.
Disclosure of Invention
The invention aims to provide a convenient and quick dew point instrument automatic verification system and a verification method thereof aiming at the problems.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides an automatic verification system of dew point hygrometer, the automatic verification system of dew point hygrometer includes computer, humidity generator, standard dew point hygrometer, examine the dew point hygrometer, the computer is connected and sets up the standard gas that makes its produce different dew point values with humidity generator's relevant parameter with humidity generator communication, humidity generator through gas circuit pipeline parallel connection or mode of polyphone with standard dew point hygrometer, examine the dew point hygrometer and be connected and pass through the gas circuit pipeline to standard dew point hygrometer, examine dew point hygrometer output standard gas, it is connected and give the computer with its examination data transmission to standard gas to examine dew point hygrometer, examine dew point hygrometer.
Furthermore, the standard dew point instrument and the detected dew point instrument are in communication connection with a computer.
Furthermore, the standard dew point meter and the detected dew point meter are connected with a computer through wired communication or wireless network.
Furthermore, there are several dew point testers to be tested.
A calibrating method of an automatic dew point instrument calibrating system comprises the following steps:
s1, setting relevant parameters of the humidity generator in the computer to enable the humidity generator to generate standard gas with different dew point values;
s2, identifying whether the humidity generator, the standard dew point instrument and the detected dew point instrument reach a stable point or not in a preset balance time mode or by using a real-time data curve of the dew point instrument, and acquiring verification data of the current standard dew point instrument and the detected dew point instrument by a verification system and transmitting the verification data to a computer after the humidity generator, the standard dew point instrument and the detected dew point instrument work stably;
s3, verifying by the computer according to a verification program pre-recorded by the verification system; when the system finishes operating a detection point, returning to step S1 to reset the relevant parameters of the humidity generator to generate the standard gas of the next dew point value; step S2 is entered to wait for equipment balance again, and the program for collecting data after reaching stability is completed until the verification program is operated;
the verification program has an editing function, and the verification system is not only suitable for the verification work of the dew point instrument, but also can modify various parameters such as a standard dew point value required to occur and balance time thereof according to different customer requirements to form a new calibration program or a new test program;
s4, selecting whether to generate original record or certificate by the computer; when the computer chooses not to generate the original record or the certificate, the verification operation is finished; and when the computer selects to generate the original record or the certificate, generating and storing the original record or the certificate, and finishing the verification operation after the storage is finished.
The original record generated by the system supports a plurality of text formats.
The form of the certificate generated by the system comprises verification, calibration and test; multiple text formats are supported.
Compared with the prior art, the invention has the advantages and positive effects that:
the automatic detection system for the dew point instrument can utilize a communication protocol technology to carry out communication connection on the humidity generator, the standard dew point instrument and the detected dew point instrument, thereby realizing the control of the instrument and the real-time acquisition of data, realizing automatic detection by using a detection program of a computer, simultaneously having the functions of automatic storage, operation, automatic formation of original record, certificate storage and the like, fundamentally liberating labor force, replacing manpower to carry out dew point instrument detection operation, reducing resource consumption, improving working efficiency, opening a brand new detection mode of the dew point instrument, and bringing convenience to the detection work of the dew point instrument.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of the assay system of the present invention;
FIG. 2 is a flow chart of an embodiment of the assay method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived from the embodiments of the present invention by a person skilled in the art without any creative effort, should be included in the protection scope of the present invention.
As shown in fig. 1, the automatic verification system for a dew point meter in the present embodiment includes a computer, a humidity generator, a standard dew point meter, and a plurality of detected dew point meters; the computer is in communication connection with the humidity generator and sets relevant parameters of the humidity generator to enable the humidity generator to generate standard gas with different dew point values, the standard gas is connected with the standard dew point instrument and the detected dew point instrument in parallel or serial connection through gas pipelines and outputs the standard gas to the standard dew point instrument and the detected dew point instrument through the gas pipelines, and the standard dew point instrument and the detected dew point instrument are both in communication connection with the computer and transmit verification data of the standard gas to the computer.
The standard dew point instrument and the detected dew point instrument support all current universal instrument interface forms, including RS232, RS-232-C, RS485, USB, GPIB, and remote operation that a communication interface or an Ethernet and WIFI wireless communication interface is expanded to an internal local area network and the like.
As shown in fig. 2, the verification method of the verification system includes the following steps:
s1, setting relevant parameters of the humidity generator in the computer to enable the humidity generator to generate standard gas with different dew point values;
s2, identifying whether the humidity generator, the standard dew point instrument and the detected dew point instrument reach a stable point or not in a preset balance time mode or by using a real-time data curve of the dew point instrument, and acquiring verification data of the current standard dew point instrument and the detected dew point instrument by a verification system and transmitting the verification data to a computer after the humidity generator, the standard dew point instrument and the detected dew point instrument work stably;
s3, verifying by the computer according to a verification program pre-recorded by the verification system; when the system finishes operating a detection point, returning to step S1 to reset the relevant parameters of the humidity generator to generate the standard gas of the next dew point value; step S2 is entered to wait for equipment balance again, and the program for collecting data after reaching stability is completed until the verification program is operated;
the verification program has an editing function, and the verification system is not only suitable for the verification work of the dew point instrument, but also can modify various parameters such as a standard dew point value required to occur and balance time thereof according to different customer requirements to form a new calibration program or a new test program;
s4, selecting whether to generate original record or certificate by the computer; when the computer chooses not to generate the original record or the certificate, the verification operation is finished; and when the computer selects to generate the original record or the certificate, generating and storing the original record or the certificate, and finishing the verification operation after the storage is finished.
The original record generated by the system supports a plurality of text formats.
The form of the certificate generated by the system comprises verification, calibration and test; multiple text formats are supported.
And during detection, judging whether the detected dew point instrument has a detection error or not by comparing whether the detection data of the standard dew point instrument and the detected dew point instrument on the standard gas are consistent or not, thereby determining whether the detected dew point instrument needs to be calibrated or not.
The automatic detection system for the dew point instrument can utilize a communication protocol technology to carry out communication connection on the humidity generator, the standard dew point instrument and the detected dew point instrument, thereby realizing the control of the instrument and the real-time acquisition of data, realizing automatic detection by using a detection program of a computer, simultaneously having the functions of automatic storage, operation, automatic formation of original record, certificate storage and the like, fundamentally liberating labor force, replacing manpower to carry out dew point instrument detection operation, reducing resource consumption, improving working efficiency, opening a brand new detection mode of the dew point instrument, and bringing convenience to the detection work of the dew point instrument.
Claims (5)
1. The utility model provides a dew point hygrometer automation verification system which characterized in that: the automatic detection system of the dew point instrument comprises a computer, a humidity generator, a standard dew point instrument and a detected dew point instrument, wherein the computer is in communication connection with the humidity generator and sets related parameters of the humidity generator to enable the humidity generator to generate standard gases with different dew point values, the humidity generator is connected with the standard dew point instrument in a parallel or serial connection mode through a gas circuit pipeline, the detected dew point instrument is connected with the standard dew point instrument and outputs standard gases to the standard dew point instrument and the detected dew point instrument through the gas circuit pipeline, and the standard dew point instrument and the detected dew point instrument are connected with the computer and transmit detection data of the detected dew point instrument to the standard gases to the computer.
2. The dew point meter automated verification system of claim 1, wherein: and the standard dew point instrument and the detected dew point instrument are in communication connection with a computer.
3. The dew point meter automated verification system of claim 2, wherein: and the standard dew point instrument and the detected dew point instrument are in communication connection with the computer through wires or wireless networks.
4. The dew point meter automated verification system of claim 3, wherein: there are several dew point testers to be tested.
5. A method of calibrating a dew point meter automated calibration system as set forth in claim 1, wherein: the method comprises the following steps:
s1, setting relevant parameters of the humidity generator in the computer to enable the humidity generator to generate standard gas with different dew point values;
s2, identifying whether the humidity generator, the standard dew point instrument and the detected dew point instrument reach a stable point or not in a preset balance time mode or by using a real-time data curve of the dew point instrument, and acquiring verification data of the current standard dew point instrument and the detected dew point instrument by a verification system and transmitting the verification data to a computer after the humidity generator, the standard dew point instrument and the detected dew point instrument work stably;
s3, verifying by the computer according to a verification program pre-recorded by the verification system; when the system finishes operating a detection point, returning to step S1 to reset the relevant parameters of the humidity generator to generate the standard gas of the next dew point value; step S2 is entered to wait for equipment balance again, and the program for collecting data after reaching stability is completed until the verification program is operated;
s4, selecting whether to generate original record or certificate by the computer; when the computer chooses not to generate the original record or the certificate, the verification operation is finished; and when the computer selects to generate the original record or the certificate, generating and storing the original record or the certificate, and finishing the verification operation after the storage is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010766165.5A CN111855743A (en) | 2020-08-03 | 2020-08-03 | Dew point instrument automatic verification system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010766165.5A CN111855743A (en) | 2020-08-03 | 2020-08-03 | Dew point instrument automatic verification system and method |
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| CN111855743A true CN111855743A (en) | 2020-10-30 |
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| CN202010766165.5A Pending CN111855743A (en) | 2020-08-03 | 2020-08-03 | Dew point instrument automatic verification system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484365A (en) * | 2021-07-14 | 2021-10-08 | 上海市计量测试技术研究院 | High-stability dew point fixing device |
| CN113686373A (en) * | 2021-08-20 | 2021-11-23 | 四川九洲电器集团有限责任公司 | Instrument and meter metering verification method, equipment, terminal and readable storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087237A (en) * | 2009-12-08 | 2011-06-08 | 上海莫克电子技术有限公司 | Portable type dew-point meter with rapid response |
| CN204832086U (en) * | 2015-08-05 | 2015-12-02 | 无锡市计量检定测试中心 | Automatic calbiration system of dew -point hygrometer |
| CN205333099U (en) * | 2015-12-30 | 2016-06-22 | 山东中烟工业有限责任公司 | Online automatic calibration temperature and humidity transmitter's calbiration system |
| CN205538780U (en) * | 2016-04-18 | 2016-08-31 | 黄泉善 | Dew point hygrometer calibrating installation |
-
2020
- 2020-08-03 CN CN202010766165.5A patent/CN111855743A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102087237A (en) * | 2009-12-08 | 2011-06-08 | 上海莫克电子技术有限公司 | Portable type dew-point meter with rapid response |
| CN204832086U (en) * | 2015-08-05 | 2015-12-02 | 无锡市计量检定测试中心 | Automatic calbiration system of dew -point hygrometer |
| CN205333099U (en) * | 2015-12-30 | 2016-06-22 | 山东中烟工业有限责任公司 | Online automatic calibration temperature and humidity transmitter's calbiration system |
| CN205538780U (en) * | 2016-04-18 | 2016-08-31 | 黄泉善 | Dew point hygrometer calibrating installation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484365A (en) * | 2021-07-14 | 2021-10-08 | 上海市计量测试技术研究院 | High-stability dew point fixing device |
| CN113686373A (en) * | 2021-08-20 | 2021-11-23 | 四川九洲电器集团有限责任公司 | Instrument and meter metering verification method, equipment, terminal and readable storage medium |
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Application publication date: 20201030 |