CN113189173B - 一种基于感温芯片进行自动温度补偿的pH值变送电路 - Google Patents
一种基于感温芯片进行自动温度补偿的pH值变送电路 Download PDFInfo
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- CN113189173B CN113189173B CN202110411581.8A CN202110411581A CN113189173B CN 113189173 B CN113189173 B CN 113189173B CN 202110411581 A CN202110411581 A CN 202110411581A CN 113189173 B CN113189173 B CN 113189173B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/302—Electrodes, e.g. test electrodes; Half-cells pH sensitive, e.g. quinhydron, antimony or hydrogen electrodes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/36—Glass electrodes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Power Engineering (AREA)
- Engineering & Computer Science (AREA)
- Amplifiers (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110411581.8A CN113189173B (zh) | 2021-04-16 | 2021-04-16 | 一种基于感温芯片进行自动温度补偿的pH值变送电路 |
Applications Claiming Priority (1)
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CN202110411581.8A CN113189173B (zh) | 2021-04-16 | 2021-04-16 | 一种基于感温芯片进行自动温度补偿的pH值变送电路 |
Publications (2)
Publication Number | Publication Date |
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CN113189173A CN113189173A (zh) | 2021-07-30 |
CN113189173B true CN113189173B (zh) | 2022-07-22 |
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CN202110411581.8A Active CN113189173B (zh) | 2021-04-16 | 2021-04-16 | 一种基于感温芯片进行自动温度补偿的pH值变送电路 |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1272626A (zh) * | 2000-05-20 | 2000-11-08 | 华南理工大学 | 双回路智能酸碱度测量控制装置及其测量控制方法 |
JP2001242134A (ja) * | 2000-03-02 | 2001-09-07 | Matsushita Electric Ind Co Ltd | pHセンサ |
FR2906037A1 (fr) * | 2006-09-19 | 2008-03-21 | Bosch Gmbh Robert | Detecteur d'eau |
WO2009088280A2 (en) * | 2008-01-04 | 2009-07-16 | Mimos Berhad | Adaptable analog read-out interface circuit for isfet based sensor |
CN106596887A (zh) * | 2016-12-06 | 2017-04-26 | 中国地质调查局水文地质环境地质调查中心 | 深部含水层多参数原位监测仪器及其方法 |
CN108627624A (zh) * | 2018-04-17 | 2018-10-09 | 上海艾晟特环保科技有限公司 | 一种极低功耗的pH信号调理变送电路及水质实时监测系统 |
CN110174179A (zh) * | 2019-05-10 | 2019-08-27 | 江南大学 | 一种基于NB-IoT的水质监测系统 |
CN110568034A (zh) * | 2019-07-25 | 2019-12-13 | 武汉市中易天地物联科技有限公司 | 一种防干扰的数字pH传感器 |
-
2021
- 2021-04-16 CN CN202110411581.8A patent/CN113189173B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001242134A (ja) * | 2000-03-02 | 2001-09-07 | Matsushita Electric Ind Co Ltd | pHセンサ |
CN1272626A (zh) * | 2000-05-20 | 2000-11-08 | 华南理工大学 | 双回路智能酸碱度测量控制装置及其测量控制方法 |
FR2906037A1 (fr) * | 2006-09-19 | 2008-03-21 | Bosch Gmbh Robert | Detecteur d'eau |
WO2009088280A2 (en) * | 2008-01-04 | 2009-07-16 | Mimos Berhad | Adaptable analog read-out interface circuit for isfet based sensor |
CN106596887A (zh) * | 2016-12-06 | 2017-04-26 | 中国地质调查局水文地质环境地质调查中心 | 深部含水层多参数原位监测仪器及其方法 |
CN108627624A (zh) * | 2018-04-17 | 2018-10-09 | 上海艾晟特环保科技有限公司 | 一种极低功耗的pH信号调理变送电路及水质实时监测系统 |
CN110174179A (zh) * | 2019-05-10 | 2019-08-27 | 江南大学 | 一种基于NB-IoT的水质监测系统 |
CN110568034A (zh) * | 2019-07-25 | 2019-12-13 | 武汉市中易天地物联科技有限公司 | 一种防干扰的数字pH传感器 |
Non-Patent Citations (1)
Title |
---|
pH传感器温度补偿模型研究;陈瑶等;《传感技术学报》;20120831;第25卷(第8期);第1034-1038页 * |
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Effective date of registration: 20230921 Address after: 516000, 5th floor, Building C, No. 42 Xikeng Industrial Zone, Huihuan Street, Zhongkai High tech Zone, Huizhou City, Guangdong Province Patentee after: HUIZHOU XIN YONG SHENG ELECTRONICS CO.,LTD. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20230921 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 310018 no.1158, 2 Baiyang street, Qiantang New District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU DIANZI University |