CN107702822A - 一种基于交叉轮询机制的多通道快速高精度测温*** - Google Patents
一种基于交叉轮询机制的多通道快速高精度测温*** Download PDFInfo
- Publication number
- CN107702822A CN107702822A CN201710857468.6A CN201710857468A CN107702822A CN 107702822 A CN107702822 A CN 107702822A CN 201710857468 A CN201710857468 A CN 201710857468A CN 107702822 A CN107702822 A CN 107702822A
- Authority
- CN
- China
- Prior art keywords
- adc
- individual
- rtd
- voltage
- reference resistance
- 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.)
- Granted
Links
Classifications
-
- 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
- G01K15/005—Calibration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/02—Thermometers giving results other than momentary value of temperature giving means values; giving integrated values
-
- 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
- G01K7/183—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 characterised by the use of the resistive element
-
- 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
- G01K7/20—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 in a specially-adapted circuit, e.g. bridge circuit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2219/00—Thermometers with dedicated analog to digital converters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710857468.6A CN107702822B (zh) | 2017-09-21 | 2017-09-21 | 一种基于交叉轮询机制的多通道快速高精度测温*** |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710857468.6A CN107702822B (zh) | 2017-09-21 | 2017-09-21 | 一种基于交叉轮询机制的多通道快速高精度测温*** |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107702822A true CN107702822A (zh) | 2018-02-16 |
CN107702822B CN107702822B (zh) | 2019-05-10 |
Family
ID=61173212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710857468.6A Active CN107702822B (zh) | 2017-09-21 | 2017-09-21 | 一种基于交叉轮询机制的多通道快速高精度测温*** |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107702822B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112306120A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种温度控制*** |
CN112304465A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种多通道并行式温度测量装置 |
CN112304466A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种多通道扫描式温度测量装置 |
CN113009223A (zh) * | 2019-12-18 | 2021-06-22 | 致茂电子(苏州)有限公司 | 阻抗量测方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4282752A (en) * | 1979-11-29 | 1981-08-11 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-channel temperature measurement amplification system |
JPH0320633A (ja) * | 1989-06-19 | 1991-01-29 | Yokogawa Electric Corp | 多点信号測定装置 |
CN105092075A (zh) * | 2015-05-25 | 2015-11-25 | 山东航天电子技术研究所 | 一种高精度多路温度信号采集装置 |
CN106840441A (zh) * | 2016-12-31 | 2017-06-13 | 宁波华仪宁创智能科技有限公司 | 多路温度检测装置及方法 |
CN106989847A (zh) * | 2017-03-22 | 2017-07-28 | 中国计量大学 | 铂电阻测温***中的误差修正方法 |
-
2017
- 2017-09-21 CN CN201710857468.6A patent/CN107702822B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4282752A (en) * | 1979-11-29 | 1981-08-11 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-channel temperature measurement amplification system |
JPH0320633A (ja) * | 1989-06-19 | 1991-01-29 | Yokogawa Electric Corp | 多点信号測定装置 |
CN105092075A (zh) * | 2015-05-25 | 2015-11-25 | 山东航天电子技术研究所 | 一种高精度多路温度信号采集装置 |
CN106840441A (zh) * | 2016-12-31 | 2017-06-13 | 宁波华仪宁创智能科技有限公司 | 多路温度检测装置及方法 |
CN106989847A (zh) * | 2017-03-22 | 2017-07-28 | 中国计量大学 | 铂电阻测温***中的误差修正方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113009223A (zh) * | 2019-12-18 | 2021-06-22 | 致茂电子(苏州)有限公司 | 阻抗量测方法 |
CN113009223B (zh) * | 2019-12-18 | 2023-09-19 | 致茂电子(苏州)有限公司 | 阻抗量测方法 |
CN112306120A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种温度控制*** |
CN112304465A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种多通道并行式温度测量装置 |
CN112304466A (zh) * | 2020-10-20 | 2021-02-02 | 武汉智能装备工业技术研究院有限公司 | 一种多通道扫描式温度测量装置 |
CN112306120B (zh) * | 2020-10-20 | 2022-01-04 | 武汉智能装备工业技术研究院有限公司 | 一种温度控制*** |
CN112304466B (zh) * | 2020-10-20 | 2023-02-28 | 武汉微环控技术有限公司 | 一种多通道扫描式温度测量装置 |
Also Published As
Publication number | Publication date |
---|---|
CN107702822B (zh) | 2019-05-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107702822B (zh) | 一种基于交叉轮询机制的多通道快速高精度测温*** | |
CN106989847B (zh) | 铂电阻测温***中的误差修正方法 | |
CN207472443U (zh) | 多路三线制热电阻测温电路 | |
CN106443543A (zh) | 电流传感器的线性度测试方法 | |
Brand et al. | Differential potentiometry with ion-selective electrodes. New instrumental approach | |
Anderson | The new current loop: An instrumentation and measurement circuit topology | |
CN211085270U (zh) | 一种电阻式位移传感器温度自补偿装置 | |
CN111060197A (zh) | 一种光电探测器及其校准与测试方法 | |
CN102809443A (zh) | 一种温度测量方法及电路 | |
CN102594276B (zh) | 仪表放大器的增益校准***及增益校准方法 | |
CN106500736B (zh) | 一种二维阻性传感阵列的线性读出电路 | |
CN102478422A (zh) | 一种零漂模拟校准方法及装置 | |
CN106840441A (zh) | 多路温度检测装置及方法 | |
CN116735937A (zh) | 一种分流电阻器和电流传感器 | |
CN206339316U (zh) | 多路温度检测装置 | |
CN117420359A (zh) | 一种全动态范围高精度阻值测量结构及其测量方法 | |
JP2005069727A (ja) | 多チャンネルひずみ測定回路 | |
CN110207730B (zh) | 一种电阻式位移传感器温度自补偿方法 | |
CN209821627U (zh) | 一种多通道应变信号同步采集*** | |
CN214041538U (zh) | 基于单片机的电流、电压检测电路 | |
CN201464071U (zh) | 一种利用铂电阻测量的高精度温度测量装置 | |
CN210835059U (zh) | 一种用于测试设备的nA级电流测量*** | |
CN111141406B (zh) | 一种pt100测温***和测温方法 | |
CN202737817U (zh) | 仪表放大器的增益校准*** | |
CN210005595U (zh) | 一种热电阻四线制实时测量电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180216 Assignee: Xinchang China Metrology University Enterprise Innovation Research Institute Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2021330000071 Denomination of invention: A multi-channel fast and high-precision temperature measurement system based on cross polling mechanism Granted publication date: 20190510 License type: Common License Record date: 20210816 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Xinchang China Metrology University Enterprise Innovation Research Institute Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2021330000071 Date of cancellation: 20211231 |