CN102680518A - Compensation type gas sensor and humiture compensation method thereof - Google Patents
Compensation type gas sensor and humiture compensation method thereof Download PDFInfo
- Publication number
- CN102680518A CN102680518A CN2012101760169A CN201210176016A CN102680518A CN 102680518 A CN102680518 A CN 102680518A CN 2012101760169 A CN2012101760169 A CN 2012101760169A CN 201210176016 A CN201210176016 A CN 201210176016A CN 102680518 A CN102680518 A CN 102680518A
- Authority
- CN
- China
- Prior art keywords
- value
- temperature
- gas concentration
- penalty coefficient
- gas
- 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
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention provides a compensation type gas sensor and a humiture compensation method thereof. The compensation type gas sensor comprises a microprocessor circuit, a gas sensor, a temperature sensor, a humidity sensor, a gas concentration signal processing circuit, a temperature signal processing circuit, a humidity signal processing circuit and a power supply circuit. The humiture compensation method comprises the following steps of: creating a compensation factor searching database; obtaining a gas concentration measured value C0, a temperature measured value T and a humidity measured value H through actual measurement; searching a compensation factor @ corresponding to the gas concentration measured value C0, the temperature measured value T and the humidity measured value H from the compensation factor searching database according to the gas concentration measured value C0, the temperature measured value T and the humidity measured value H; and obtaining a gas concentration true value C1 of the gas sensor by multiplying the gas concentration measured value C0 with the compensation factor @ according to the searched compensation factor @. The compensation type gas sensor provided by the invention has the advantages of being high in detection accuracy, reliable in performance, and suitable for the high-temperature high-humidity environment detection; and the humiture compensation method provided by the invention has the advantages of being simple and practical, and beneficial for increasing the detection accuracy of the gas sensor.
Description
Technical field
The present invention relates to a kind of gas sensor, specifically, related to a kind of compensation gas sensor and temperature and humidity compensation method thereof.
Background technology
Catalytic sensor is to detect bridge circuit by the Hui Sideng that two fixed resistances constitute; When containing flammable mixed gas and be diffused on the detecting element; Carry out flameless burning rapidly, and produce reaction heat, the heater resistance value is increased; The voltage signal of a variation of electric bridge output, the size of this voltage signal is directly proportional with the concentration of inflammable gas; The selectivity of catalytic sensor is good, reaction accurately, good stability, can detection by quantitative, be difficult for producing wrong report, control is reliable, it mainly is applicable to the detection of inflammable gas, at present, most in the world combustible gas detectors adopt the type sensors.Although catalytic sensor has so many advantage,, under hot and humid environment, environment can let the sensitivity of catalyzer change, and then makes the measuring accuracy variation of catalytic sensor.
In the practical application, be not difficult to find that hot and humid environment also can let the measuring accuracy variation of gas sensor of other type, even produces the wrong report problem.
In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The objective of the invention is deficiency to prior art; Thereby a kind of accuracy of detection height, dependable performance are provided, are suitable for the compensation gas sensor that hot and humid environment detects, a kind of simple and practical, temperature and humidity compensation method of being beneficial to the compensation gas sensor that improves the gas sensor accuracy of detection also is provided.
To achieve these goals; The technical scheme that the present invention adopted is: a kind of compensation gas sensor, and it comprises microcontroller circuit, gas sensor, temperature sensor, humidity sensor, gas concentration signal treatment circuit, processes temperature signal circuit, moisture signal treatment circuit and power circuit; Wherein, said microcontroller circuit comprises built-in storage unit of the microprocessor that prestores the penalty coefficient Query Database or microprocessor external memorizer; Said gas concentration signal treatment circuit connects said gas sensor and is used to measure the gas concentration measurement value under the current actual humiture environment; Said processes temperature signal circuit connects said temperature sensor and is used to measure the moisture measurement value under the current actual humiture environment; Said moisture signal treatment circuit connects said humidity sensor and is used to measure the measured temperature under the current actual humiture environment; Said microcontroller circuit connects said gas concentration signal treatment circuit respectively; Said processes temperature signal circuit and said moisture signal treatment circuit are so that according to the said measured temperature that records; Said moisture measurement value and said full scale value check in pairing penalty coefficient under the current actual humiture environment from said penalty coefficient Query Database; And the gas concentration actual value that said gas concentration measurement value and said penalty coefficient is multiplied each other and calculate gas sensor according to the penalty coefficient that checks in; Said power circuit connects said microcontroller circuit, said gas sensor, said temperature sensor, said humidity sensor, said gas concentration signal treatment circuit, said processes temperature signal circuit and said moisture signal treatment circuit respectively so that working power to be provided.
A kind of temperature and humidity compensation method of compensation gas sensor, this method may further comprise the steps:
Step 1, set up the penalty coefficient Query Database, comprise following substep:
Step 1.1, canonical measure: under the standard atmosphere environment, adopt gas sensor, in the full scale value is the tested gas of m%, record the gas concentration standard reaction value of gas sensor, i.e. gas concentration standard fiducial value A0;
Actual measurement: under actual humiture environment, adopt the gas sensor of above-mentioned model, in the full scale value is the tested gas of m%, record the gas concentration real reaction value of gas sensor, i.e. the actual fiducial value B0 of gas concentration;
Step 1.2, calculating penalty coefficient: the actual fiducial value B0 of said gas concentration divided by said gas concentration standard fiducial value A0, is obtained the penalty coefficient under the above-mentioned actual humiture environment;
Step 1.3, set up data query relation: setting up temperature value, humidity value, full scale value and penalty coefficient above-mentioned actual humiture environment under one to one, data query concerns;
Step 1.4, set up the penalty coefficient Query Database: repeat above-mentioned steps repeatedly, obtain temperature value, humidity value, full scale value and penalty coefficient under the different actual humiture environment, set up the penalty coefficient Query Database;
Step 2, actual measurement: adopt the gas sensor of above-mentioned model to record the gas concentration measurement value C0 under the current actual humiture environment; Adopt temperature sensor to record the measured temperature T under the current actual humiture environment, adopt humidity sensor to record the moisture measurement value H under the current actual humiture environment;
Step 3, coefficient inquiry:, from said penalty coefficient Query Database, check in pairing penalty coefficient under the current actual humiture environment according to said gas concentration measurement value C0, said measured temperature T and said moisture measurement value H;
Step 4, compensating coefficient: according to the penalty coefficient that checks in, said gas concentration measurement value C0 and said penalty coefficient are multiplied each other, promptly obtain the gas concentration actual value C1 of gas sensor;
Wherein, said standard atmosphere environment is meant that temperature value is that 20 ℃～28 ℃, humidity value are the humiture environment of 38%RH～50%RH, and m is not less than 0 and be not more than 100.
Based on above-mentioned, in step 1.1, canonical measure: under the standard atmosphere environment; Choose the gas sensor of n same model; In the full scale value was the tested gas of m%, the gas concentration standard reaction value that records gas sensor was A1, A2 ... An, then; N gas concentration standard reaction value carried out sum-average arithmetic calculate, obtain gas concentration standard fiducial value A0;
Actual measurement: under actual humiture environment; Adopt the gas sensor of a said n same model; In the full scale value was the tested gas of m%, the gas concentration real reaction value that records gas sensor was B1, B2 ... Bn, then; N gas concentration real reaction value carried out sum-average arithmetic calculate, obtain the actual fiducial value B0 of gas concentration; Wherein, n is a natural number.
Based on above-mentioned, in step 1.4, repeat above-mentioned steps repeatedly, obtain temperature value, humidity value, full scale value and penalty coefficient under the different actual humiture environment; With temperature value, humidity value and penalty coefficients under the same full scale value, under the different actual humiture environment; Set up the two-dimentional penalty coefficient Query Database under the same full scale value, and the two-dimentional penalty coefficient Query Database under the different full scale values is constituted three-dimensional penalty coefficient Query Database.
Based on above-mentioned, step 3 comprises following substep:
Step 3.1, judgement: according to said gas concentration measurement value C0; Confirm immediate and be arranged in the full scale value V of said penalty coefficient Query Database with said gas concentration measurement value C0; That is, further confirm the two-dimentional penalty coefficient Query Database corresponding with said full scale value V;
Step 3.2, the value of looking into:, from the two-dimentional penalty coefficient Query Database corresponding, check in pairing penalty coefficient under the current actual humiture environment with said full scale value V according to said measured temperature T, said moisture measurement value H and said full scale value V.
The relative prior art of the present invention has outstanding substantive distinguishing features and marked improvement, and specifically, this compensation gas sensor adopts the temperature and humidity compensation technology; Make gas sensor under hot and humid environment during test gas; Can measure the concentration value of gas really, and then, make gas sensor can be in time, unusual circumstance accurately; Can effectively avoid the accident generation or avoid the accident scope to continue to enlarge; Reduced the possibility that field worker is strayed into the hazardous location, better guarantee personal safety, it has accuracy of detection height, a dependable performance, is suitable for the advantage that hot and humid environment detects.
The temperature and humidity compensation coefficient that this temperature and humidity compensation method will approach actual value combines with the gas sensor measured value; Make humiture form positive substance compensation to the negative effect of gas sensor; Can improve the accuracy of detection of gas sensor greatly, it has simple and practical, as to be beneficial to raising gas sensor accuracy of detection advantage.
Description of drawings
Fig. 1 is the structured flowchart of compensation gas sensor according to the invention.
Embodiment
Through embodiment, technical scheme of the present invention is done further detailed description below.
As shown in Figure 1, a kind of compensation gas sensor, it comprises microcontroller circuit, gas sensor, temperature sensor, humidity sensor, gas concentration signal treatment circuit, processes temperature signal circuit, moisture signal treatment circuit and power circuit.
Wherein, said microcontroller circuit comprises built-in storage unit of the microprocessor that prestores the penalty coefficient Query Database or microprocessor external memorizer; Said gas concentration signal treatment circuit connects said gas sensor and is used to measure the gas concentration measurement value under the current actual humiture environment; Said processes temperature signal circuit connects said temperature sensor and is used to measure the moisture measurement value under the current actual humiture environment; Said moisture signal treatment circuit connects said humidity sensor and is used to measure the measured temperature under the current actual humiture environment.
Said microcontroller circuit connects said gas concentration signal treatment circuit respectively; Said processes temperature signal circuit and said moisture signal treatment circuit are so that according to the said measured temperature that records; Said moisture measurement value and said full scale value check in pairing penalty coefficient under the current actual humiture environment from said penalty coefficient Query Database; And the gas concentration actual value that said gas concentration measurement value and said penalty coefficient is multiplied each other and calculate gas sensor according to the penalty coefficient that checks in.
Said power circuit connects said microcontroller circuit, said gas sensor, said temperature sensor, said humidity sensor, said gas concentration signal treatment circuit, said processes temperature signal circuit and said moisture signal treatment circuit respectively so that working power to be provided.
This compensation gas sensor can be realized temperature and humidity compensation very easily, applicable to the measurement of inflammable gas under the hot and humid environment.
A kind of temperature and humidity compensation method of compensation gas sensor, this method may further comprise the steps:
Step 1, set up the penalty coefficient Query Database, comprise following substep:
Step 1.1, canonical measure: under the standard atmosphere environment, adopt gas sensor, in the full scale value is the tested gas of m%, record the gas concentration standard reaction value of gas sensor, i.e. gas concentration standard fiducial value A0.
Actual measurement: under actual humiture environment, adopt the gas sensor of above-mentioned model, in the full scale value is the tested gas of m%, record the gas concentration real reaction value of gas sensor, i.e. the actual fiducial value B0 of gas concentration.
Step 1.2, calculating penalty coefficient: the actual fiducial value B0 of said gas concentration divided by said gas concentration standard fiducial value A0, is obtained the penalty coefficient under the above-mentioned actual humiture environment.
Step 1.3, set up data query relation: setting up temperature value, humidity value, full scale value and penalty coefficient above-mentioned actual humiture environment under one to one, data query concerns.
Step 1.4, set up the penalty coefficient Query Database: repeat above-mentioned steps repeatedly, obtain temperature value, humidity value, full scale value and penalty coefficient under the different actual humiture environment.
In order to satisfy the needs of compensation precision, when setting up the penalty coefficient Query Database, need to consider the data under the different full scale values; But,, can increase very big workload in realization specific to each full scale value; For this reason, choose several full scale values usually, and set up corresponding database to different full scale values respectively; Such as; The full scale value is made as 5%, 15%, 25%, 35%, 45%, 55%, 65%, 75%, 85%, 95% respectively, that is, m is respectively 5,15,25,35,45,55,65,75,85,95; Perhaps, the full scale value is made as 10%, 30%, 50%, 70%, 90% respectively; Perhaps, the full scale value is made as 15%, 45%, 75%, 90% respectively.
Therefore; With temperature value, humidity value and penalty coefficients under the same full scale value, under the different actual humiture environment; Set up the two-dimentional penalty coefficient Query Database under the same full scale value; And the two-dimentional penalty coefficient Query Database under the different full scale values constituted three-dimensional penalty coefficient Query Database, m is not less than 0 and be not more than 100.
In the present embodiment, preferred full scale value is respectively 10%, 30%, 50%, 70%, 90%.
Step 2, actual measurement: adopt the gas sensor of above-mentioned model to record the gas concentration measurement value C0 under the current actual humiture environment; Adopt temperature sensor to record the measured temperature T under the current actual humiture environment, adopt humidity sensor to record the moisture measurement value H under the current actual humiture environment.
Step 3, coefficient inquiry:, from said penalty coefficient Query Database, check in pairing penalty coefficient under the current actual humiture environment according to said gas concentration measurement value C0, said measured temperature T and said moisture measurement value H.
Step 4, compensating coefficient: according to the penalty coefficient that checks in, said gas concentration measurement value C0 and said penalty coefficient are multiplied each other, promptly obtain the gas concentration actual value C1 of gas sensor.
In the present invention, said standard atmosphere environment can be that temperature value is that 20 ℃～28 ℃, humidity value are any humiture environment of 38%RH～50%RH; In the present embodiment, preferred standard atmosphere environment is meant that temperature value is that 25 ℃, humidity value are the humiture environment of 48%RH.
In order to make penalty coefficient more approach actual value or ideal value, in step 1.1, canonical measure: under the standard atmosphere environment; Choose the gas sensor of n same model; In the full scale value was the tested gas of m%, the gas concentration standard reaction value that records gas sensor was A1, A2 ... An, then; N gas concentration standard reaction value carried out sum-average arithmetic calculate, obtain gas concentration standard fiducial value A0.
Actual measurement: under actual humiture environment; Adopt the gas sensor of a said n same model; In the full scale value was the tested gas of m%, the gas concentration real reaction value that records gas sensor was B1, B2 ... Bn, then; N gas concentration real reaction value carried out sum-average arithmetic calculate, obtain the actual fiducial value B0 of gas concentration.
Wherein, m is not less than 0 and be not more than 100, and n is a natural number; According to actual conditions, n generally chooses 10 or 15.
In the practical application,, in step 3, comprise following substep in order to increase the convenience and the feasibility of coefficient inquiry:
Step 3.1, judgement: according to said gas concentration measurement value C0; Confirm immediate and be arranged in the full scale value V of said penalty coefficient Query Database with said gas concentration measurement value C0; That is, further confirm the two-dimentional penalty coefficient Query Database corresponding with said full scale value V.
Step 3.2, the value of looking into:, from the two-dimentional penalty coefficient Query Database corresponding, check in pairing penalty coefficient under the current actual humiture environment with said full scale value V according to said measured temperature T, said moisture measurement value H and said full scale value V.
Such as, in the present embodiment, said gas concentration measurement value C0 is 18%; Then immediate with it full scale value V is 10%, and then, find the two-dimentional penalty coefficient Query Database corresponding earlier with full scale value 10%; Then; According to said measured temperature T and said moisture measurement value H, from the two-dimentional penalty coefficient Query Database corresponding, check in pairing penalty coefficient under the current actual humiture environment again with said full scale value V.
Should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not to its restriction; Although with reference to preferred embodiment the present invention has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can specific embodiments of the invention make amendment or the part technical characterictic is equal to replacement; And not breaking away from the spirit of technical scheme of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (9)
1. compensation gas sensor, it is characterized in that: it comprises microcontroller circuit, gas sensor, temperature sensor, humidity sensor, gas concentration signal treatment circuit, processes temperature signal circuit, moisture signal treatment circuit and power circuit; Wherein, said microcontroller circuit comprises built-in storage unit of the microprocessor that prestores the penalty coefficient Query Database or microprocessor external memorizer; Said gas concentration signal treatment circuit connects said gas sensor and is used to measure the gas concentration measurement value under the current actual humiture environment; Said processes temperature signal circuit connects said temperature sensor and is used to measure the moisture measurement value under the current actual humiture environment; Said moisture signal treatment circuit connects said humidity sensor and is used to measure the measured temperature under the current actual humiture environment; Said microcontroller circuit connects said gas concentration signal treatment circuit respectively; Said processes temperature signal circuit and said moisture signal treatment circuit are so that according to the said measured temperature that records; Said moisture measurement value and said full scale value check in pairing penalty coefficient under the current actual humiture environment from said penalty coefficient Query Database; And the gas concentration actual value that said gas concentration measurement value and said penalty coefficient is multiplied each other and calculate gas sensor according to the penalty coefficient that checks in; Said power circuit connects said microcontroller circuit, said gas sensor, said temperature sensor, said humidity sensor, said gas concentration signal treatment circuit, said processes temperature signal circuit and said moisture signal treatment circuit respectively so that working power to be provided.
2. the temperature and humidity compensation method of a compensation gas sensor; It is characterized in that this method may further comprise the steps: step 1, set up the penalty coefficient Query Database, comprise following substep: step 1.1, canonical measure: under the standard atmosphere environment; Adopt gas sensor; In the full scale value is the tested gas of m%, record the gas concentration standard reaction value of gas sensor, i.e. gas concentration standard fiducial value A0; Actual measurement: under actual humiture environment, adopt the gas sensor of above-mentioned model, in the full scale value is the tested gas of m%, record the gas concentration real reaction value of gas sensor, i.e. the actual fiducial value B0 of gas concentration; Step 1.2, calculating penalty coefficient: the actual fiducial value B0 of said gas concentration divided by said gas concentration standard fiducial value A0, is obtained the penalty coefficient under the above-mentioned actual humiture environment; Step 1.3, set up data query relation: setting up temperature value, humidity value, full scale value and penalty coefficient above-mentioned actual humiture environment under one to one, data query concerns; Step 1.4, set up the penalty coefficient Query Database: repeat above-mentioned steps repeatedly, obtain temperature value, humidity value, full scale value and penalty coefficient under the different actual humiture environment, set up the penalty coefficient Query Database; Step 2, actual measurement: adopt the gas sensor of above-mentioned model to record the gas concentration measurement value C0 under the current actual humiture environment; Adopt temperature sensor to record the measured temperature T under the current actual humiture environment, adopt humidity sensor to record the moisture measurement value H under the current actual humiture environment; Step 3, coefficient inquiry:, from said penalty coefficient Query Database, check in pairing penalty coefficient under the current actual humiture environment according to said gas concentration measurement value C0, said measured temperature T and said moisture measurement value H; Step 4, compensating coefficient: according to the penalty coefficient that checks in, said gas concentration measurement value C0 and said penalty coefficient are multiplied each other, promptly obtain the gas concentration actual value C1 of gas sensor; Wherein, said standard atmosphere environment is meant that temperature value is that 20 ℃～28 ℃, humidity value are the humiture environment of 38%RH～50%RH, and m is not less than 0 and be not more than 100.
3. the temperature and humidity compensation method of compensation gas sensor according to claim 2 is characterized in that: in step 1.1, and canonical measure: under the standard atmosphere environment; Choose the gas sensor of n same model; In the full scale value was the tested gas of m%, the gas concentration standard reaction value that records gas sensor was A1, A2 ... An, then; N gas concentration standard reaction value carried out sum-average arithmetic calculate, obtain gas concentration standard fiducial value A0; Actual measurement: under actual humiture environment; Adopt the gas sensor of a said n same model; In the full scale value was the tested gas of m%, the gas concentration real reaction value that records gas sensor was B1, B2 ... Bn, then; N gas concentration real reaction value carried out sum-average arithmetic calculate, obtain the actual fiducial value B0 of gas concentration; Wherein, n is a natural number.
4. according to the temperature and humidity compensation method of claim 2 or 3 described compensation gas sensors; It is characterized in that: in step 1.4; Repeat above-mentioned steps repeatedly, obtain temperature value, humidity value, full scale value and penalty coefficient under the different actual humiture environment; With temperature value, humidity value and penalty coefficients under the same full scale value, under the different actual humiture environment; Set up the two-dimentional penalty coefficient Query Database under the same full scale value, and the two-dimentional penalty coefficient Query Database under the different full scale values is constituted three-dimensional penalty coefficient Query Database.
5. according to the temperature and humidity compensation method of claim 2 or 3 described compensation gas sensors; It is characterized in that; Step 3 comprises following substep: step 3.1, judge: according to said gas concentration measurement value C0, confirm immediate and be arranged in the full scale value V of said penalty coefficient Query Database with said gas concentration measurement value C0; Step 3.2, the value of looking into:, from said penalty coefficient Query Database, check in pairing penalty coefficient under the current actual humiture environment according to said measured temperature T, said moisture measurement value H and said full scale value V.
6. the temperature and humidity compensation method of compensation gas sensor according to claim 4; It is characterized in that; Step 3 comprises following substep: step 3.1, judgement: according to said gas concentration measurement value C0; Confirm immediately and be arranged in the full scale value V of said penalty coefficient Query Database, that is, further confirm the two-dimentional penalty coefficient Query Database corresponding with said full scale value V with said gas concentration measurement value C0; Step 3.2, the value of looking into:, from the two-dimentional penalty coefficient Query Database corresponding, check in pairing penalty coefficient under the current actual humiture environment with said full scale value V according to said measured temperature T, said moisture measurement value H and said full scale value V.
7. according to the temperature and humidity compensation method of claim 2 or 3 or 6 described compensation gas sensors, it is characterized in that: said standard atmosphere environment is meant that temperature value is that 25 ℃, humidity value are the humiture environment of 48%RH.
8. the temperature and humidity compensation method of compensation gas sensor according to claim 4 is characterized in that: said standard atmosphere environment is meant that temperature value is that 25 ℃, humidity value are the humiture environment of 48%RH.
9. the temperature and humidity compensation method of compensation gas sensor according to claim 5 is characterized in that: said standard atmosphere environment is meant that temperature value is that 25 ℃, humidity value are the humiture environment of 48%RH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101760169A CN102680518A (en) | 2012-05-31 | 2012-05-31 | Compensation type gas sensor and humiture compensation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101760169A CN102680518A (en) | 2012-05-31 | 2012-05-31 | Compensation type gas sensor and humiture compensation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102680518A true CN102680518A (en) | 2012-09-19 |
Family
ID=46812774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101760169A Pending CN102680518A (en) | 2012-05-31 | 2012-05-31 | Compensation type gas sensor and humiture compensation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102680518A (en) |
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033441A (en) * | 2012-12-18 | 2013-04-10 | 重庆川仪分析仪器有限公司 | Method and device for analyzing concentration of gas in containment and gas analysis instrument |
| CN105259327A (en) * | 2015-09-23 | 2016-01-20 | 浙江省安全生产科学研究院 | Combustible gas detector and detection method thereof |
| CN105609501A (en) * | 2016-02-25 | 2016-05-25 | 歌尔声学股份有限公司 | Environmental sensor, integration device and fabrication method of environmental sensor |
| CN106290487A (en) * | 2016-08-18 | 2017-01-04 | 卢志旭 | A kind of semiconductor gas sensor temperature compensation |
| CN106370570A (en) * | 2016-08-25 | 2017-02-01 | 北京小米移动软件有限公司 | Calibration method and calibration apparatus for measured value of particulate matters |
| CN106680441A (en) * | 2016-11-29 | 2017-05-17 | 北京无线电计量测试研究所 | Portable meat detector, system and method |
| CN107870183A (en) * | 2016-09-23 | 2018-04-03 | 太阳诱电株式会社 | Gas sensor and gas detection method |
| CN109975488A (en) * | 2019-04-03 | 2019-07-05 | 安徽康佳同创电器有限公司 | A kind of olfactory signal modification method, storage medium and the refrigerator of smell sensor |
| CN110018275A (en) * | 2019-04-10 | 2019-07-16 | 南京能启能电子科技有限公司 | A kind of gas detector with compensation function and compensation method |
| CN110333318A (en) * | 2019-06-24 | 2019-10-15 | 北京卡达克数据有限公司 | A kind of humidity compensation method and system for in-car smell on-line detecting system |
| CN110426490A (en) * | 2019-07-25 | 2019-11-08 | 北京市劳动保护科学研究所 | A kind of the temperature and humidity drift compensation method and device of pernicious gas on-line computing model |
| CN110455989A (en) * | 2019-07-17 | 2019-11-15 | 深圳市豪恩安全科技有限公司 | Gas concentration data processing method, device and terminal device |
| CN111307739A (en) * | 2020-03-12 | 2020-06-19 | 杭州老爸标准技术集团有限公司 | Formaldehyde detection system and method based on dry spectrophotometry |
| CN111323539A (en) * | 2020-03-12 | 2020-06-23 | 杭州老爸标准技术集团有限公司 | Formaldehyde detection system with prediction function and method thereof |
| CN111679035A (en) * | 2020-06-04 | 2020-09-18 | 北京均方理化科技研究所 | Data compensation method, device, equipment and medium for gas analyzer |
| CN112229958A (en) * | 2020-10-13 | 2021-01-15 | 中国南方电网有限责任公司超高压输电公司天生桥局 | Combustible gas detection device with compensation function and compensation method |
| CN112379043A (en) * | 2020-10-10 | 2021-02-19 | 北京索斯克科技开发有限公司 | Gas detection system and method |
| CN113888841A (en) * | 2021-12-08 | 2022-01-04 | 成都千嘉科技有限公司 | Gas alarm system |
| CN113917076A (en) * | 2021-09-15 | 2022-01-11 | 四川希尔得科技有限公司 | Organic solvent gas concentration detection method |
| CN114034746A (en) * | 2021-11-11 | 2022-02-11 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
| CN114216938A (en) * | 2022-02-23 | 2022-03-22 | 浙江正泰仪器仪表有限责任公司 | Gas concentration detection compensation method and device |
| CN114252558A (en) * | 2021-12-20 | 2022-03-29 | 河南驰诚电气股份有限公司 | Gas detector with self-diagnosis function |
| CN116879506A (en) * | 2023-07-14 | 2023-10-13 | 中国人民解放军海军特色医学中心 | Harmful gas concentration compensation simulation system and concentration compensation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641650Y (en) * | 2003-08-14 | 2004-09-15 | 武汉科发安全环保有限公司 | Portable intelligent air detector |
| CN1865969A (en) * | 2005-05-18 | 2006-11-22 | 深圳奥特迅电气设备有限公司 | Gas sensor, gas detector, and self-testing and self-correcting method therefor |
| CN101470073A (en) * | 2007-12-24 | 2009-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Gas concentration measuring method and apparatus |
| CN102346162A (en) * | 2011-09-21 | 2012-02-08 | 河南汉威电子股份有限公司 | Active temperature compensation type gas detector and temperature compensation method thereof |
| CN202649149U (en) * | 2012-05-31 | 2013-01-02 | 河南汉威电子股份有限公司 | Compensation-type gas sensor |
-
2012
- 2012-05-31 CN CN2012101760169A patent/CN102680518A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2641650Y (en) * | 2003-08-14 | 2004-09-15 | 武汉科发安全环保有限公司 | Portable intelligent air detector |
| CN1865969A (en) * | 2005-05-18 | 2006-11-22 | 深圳奥特迅电气设备有限公司 | Gas sensor, gas detector, and self-testing and self-correcting method therefor |
| CN101470073A (en) * | 2007-12-24 | 2009-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Gas concentration measuring method and apparatus |
| CN102346162A (en) * | 2011-09-21 | 2012-02-08 | 河南汉威电子股份有限公司 | Active temperature compensation type gas detector and temperature compensation method thereof |
| CN202649149U (en) * | 2012-05-31 | 2013-01-02 | 河南汉威电子股份有限公司 | Compensation-type gas sensor |
Non-Patent Citations (2)
| Title |
|---|
| 闫保双等: "温湿度自补偿的高精度可燃气体探测报警系统的设计", 《仪表技术》, no. 1, 31 December 2006 (2006-12-31), pages 20 - 22 * |
| 高峰等: "气体测量中的温湿度补偿新方法", 《传感器技术》, no. 8, 31 December 2000 (2000-12-31) * |
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033441B (en) * | 2012-12-18 | 2016-01-13 | 重庆川仪分析仪器有限公司 | Gas concentration analytical approach, device and gas analyzer in containment |
| CN103033441A (en) * | 2012-12-18 | 2013-04-10 | 重庆川仪分析仪器有限公司 | Method and device for analyzing concentration of gas in containment and gas analysis instrument |
| CN105259327A (en) * | 2015-09-23 | 2016-01-20 | 浙江省安全生产科学研究院 | Combustible gas detector and detection method thereof |
| CN105609501A (en) * | 2016-02-25 | 2016-05-25 | 歌尔声学股份有限公司 | Environmental sensor, integration device and fabrication method of environmental sensor |
| CN106290487A (en) * | 2016-08-18 | 2017-01-04 | 卢志旭 | A kind of semiconductor gas sensor temperature compensation |
| CN106370570A (en) * | 2016-08-25 | 2017-02-01 | 北京小米移动软件有限公司 | Calibration method and calibration apparatus for measured value of particulate matters |
| CN107870183A (en) * | 2016-09-23 | 2018-04-03 | 太阳诱电株式会社 | Gas sensor and gas detection method |
| CN106680441A (en) * | 2016-11-29 | 2017-05-17 | 北京无线电计量测试研究所 | Portable meat detector, system and method |
| CN109975488A (en) * | 2019-04-03 | 2019-07-05 | 安徽康佳同创电器有限公司 | A kind of olfactory signal modification method, storage medium and the refrigerator of smell sensor |
| CN110018275A (en) * | 2019-04-10 | 2019-07-16 | 南京能启能电子科技有限公司 | A kind of gas detector with compensation function and compensation method |
| CN110333318A (en) * | 2019-06-24 | 2019-10-15 | 北京卡达克数据有限公司 | A kind of humidity compensation method and system for in-car smell on-line detecting system |
| CN110455989A (en) * | 2019-07-17 | 2019-11-15 | 深圳市豪恩安全科技有限公司 | Gas concentration data processing method, device and terminal device |
| CN110426490A (en) * | 2019-07-25 | 2019-11-08 | 北京市劳动保护科学研究所 | A kind of the temperature and humidity drift compensation method and device of pernicious gas on-line computing model |
| CN110426490B (en) * | 2019-07-25 | 2022-02-08 | 北京市劳动保护科学研究所 | Temperature and humidity drift compensation method and device for harmful gas online monitor |
| CN111323539A (en) * | 2020-03-12 | 2020-06-23 | 杭州老爸标准技术集团有限公司 | Formaldehyde detection system with prediction function and method thereof |
| CN111307739A (en) * | 2020-03-12 | 2020-06-19 | 杭州老爸标准技术集团有限公司 | Formaldehyde detection system and method based on dry spectrophotometry |
| CN111679035A (en) * | 2020-06-04 | 2020-09-18 | 北京均方理化科技研究所 | Data compensation method, device, equipment and medium for gas analyzer |
| CN112379043A (en) * | 2020-10-10 | 2021-02-19 | 北京索斯克科技开发有限公司 | Gas detection system and method |
| CN112229958A (en) * | 2020-10-13 | 2021-01-15 | 中国南方电网有限责任公司超高压输电公司天生桥局 | Combustible gas detection device with compensation function and compensation method |
| CN113917076B (en) * | 2021-09-15 | 2023-11-07 | 四川希尔得科技有限公司 | Organic solvent gas concentration detection method |
| CN113917076A (en) * | 2021-09-15 | 2022-01-11 | 四川希尔得科技有限公司 | Organic solvent gas concentration detection method |
| CN114034746A (en) * | 2021-11-11 | 2022-02-11 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
| CN114034746B (en) * | 2021-11-11 | 2024-03-12 | 中煤科工集团重庆研究院有限公司 | Intelligent carbon monoxide sensor and detection method |
| CN113888841A (en) * | 2021-12-08 | 2022-01-04 | 成都千嘉科技有限公司 | Gas alarm system |
| CN113888841B (en) * | 2021-12-08 | 2022-03-11 | 成都千嘉科技股份有限公司 | Gas alarm system |
| CN114252558A (en) * | 2021-12-20 | 2022-03-29 | 河南驰诚电气股份有限公司 | Gas detector with self-diagnosis function |
| CN114216938A (en) * | 2022-02-23 | 2022-03-22 | 浙江正泰仪器仪表有限责任公司 | Gas concentration detection compensation method and device |
| CN116879506A (en) * | 2023-07-14 | 2023-10-13 | 中国人民解放军海军特色医学中心 | Harmful gas concentration compensation simulation system and concentration compensation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102680518A (en) | Compensation type gas sensor and humiture compensation method thereof | |
| CN110018275A (en) | A kind of gas detector with compensation function and compensation method | |
| CN202649149U (en) | Compensation-type gas sensor | |
| CN110987239A (en) | Temperature measurement detection device for terminal base of electric energy meter | |
| CN108918751A (en) | Modified catalytic combustion gas sensor and its gas detection method | |
| CN112329222A (en) | Liquid hydrogen monitoring and early warning method and system | |
| WO2016101610A1 (en) | Environmental sensor and environmental parameter measurement and prediction method | |
| US9267912B2 (en) | Apparatus for analyzing gas information | |
| CN102435334B (en) | Method for measuring temperature of transformer winding | |
| CN114200910A (en) | Calibrating device and method for transformer winding temperature controller | |
| CN101907560A (en) | Ammonia sensor based on nano porous reflecting sensing material and detection method | |
| CN204903445U (en) | Hydrogen concentration detector | |
| CN1339667A (en) | Method and device for detecting boiler heat efficiency | |
| CN103808784A (en) | Oxygen content measurement device and oxygen content measurement method for zirconium oxide | |
| CN108104964B (en) | Intake air temperature correction method and device and engine controller | |
| CN115684293A (en) | Catalytic semiconductor dual-mode hydrogen sensor | |
| CN203534993U (en) | Integrated conductance cell type hydrogen analyzer | |
| CN207515834U (en) | A kind of air quality detection system based on multi-sensor information fusion | |
| CN107942793A (en) | Indoor environment monitoring system | |
| CN211263273U (en) | Semiconductor gas sensor capable of controlling temperature | |
| CN201788144U (en) | Ammonia gas sensor based on nano porous reflecting and sensing materials | |
| CN208568660U (en) | Combustible gas detection circuit and monitoring system | |
| CN207181349U (en) | Gas concentration measuring apparatus and air purifier | |
| CN205301964U (en) | A temperature -detecting device for numerical control machine tool | |
| CN202661437U (en) | Flammable gas detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120919 |