CN102109864B - 温度控制电路 - Google Patents
温度控制电路 Download PDFInfo
- Publication number
- CN102109864B CN102109864B CN200910312455.6A CN200910312455A CN102109864B CN 102109864 B CN102109864 B CN 102109864B CN 200910312455 A CN200910312455 A CN 200910312455A CN 102109864 B CN102109864 B CN 102109864B
- Authority
- CN
- China
- Prior art keywords
- temperature
- electronic switch
- resistance
- signal
- microprocessor
- 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.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 46
- 230000005669 field effect Effects 0.000 claims description 42
- 238000001514 detection method Methods 0.000 claims description 29
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/1928—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperature of one space
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Temperature (AREA)
- Control Of Resistance Heating (AREA)
- Central Heating Systems (AREA)
Abstract
Description
微处理器 | 10 |
第一温度侦测单元 | 20 |
保护单元 | 30 |
第二温度侦测单元 | 40 |
加热单元 | 50 |
比较器 | U1、U2 |
加热器 | U3 |
场效应管 | T1、T2、T3 |
热敏电阻 | RT1、RT2 |
按键开关 | S |
电容 | C |
二极管 | D |
电阻 | R1R7 |
滑动变阻器 | R8、R9 |
电源 | Vcc |
Claims (8)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910312455.6A CN102109864B (zh) | 2009-12-28 | 2009-12-28 | 温度控制电路 |
US12/755,400 US8253078B2 (en) | 2009-12-28 | 2010-04-06 | Temperature control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200910312455.6A CN102109864B (zh) | 2009-12-28 | 2009-12-28 | 温度控制电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102109864A CN102109864A (zh) | 2011-06-29 |
CN102109864B true CN102109864B (zh) | 2014-12-10 |
Family
ID=44174045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910312455.6A Expired - Fee Related CN102109864B (zh) | 2009-12-28 | 2009-12-28 | 温度控制电路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8253078B2 (zh) |
CN (1) | CN102109864B (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102279764A (zh) * | 2011-09-14 | 2011-12-14 | 浪潮电子信息产业股份有限公司 | 一种加固云服务器超低温下正常启动的方法 |
KR102016554B1 (ko) * | 2011-11-24 | 2019-09-02 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
CN104597942A (zh) * | 2013-10-31 | 2015-05-06 | 鸿富锦精密工业(深圳)有限公司 | 温度控制电路 |
CN104834334A (zh) * | 2015-04-13 | 2015-08-12 | 李秋红 | 双温度控制电路 |
CN105932640A (zh) * | 2016-07-04 | 2016-09-07 | 安徽省宁国市天宇电器有限公司 | 一种用于智能洁具的过温保护装置 |
CN108574265A (zh) * | 2017-03-13 | 2018-09-25 | 鸿富锦精密工业(深圳)有限公司 | 温度保护电路 |
CN107450627B (zh) * | 2017-09-15 | 2022-09-16 | 京信网络系统股份有限公司 | 温度控制电路 |
CN108736440B (zh) * | 2018-07-13 | 2024-01-26 | 深圳市华宝新能源股份有限公司 | 一种电路失控保护电路和电子装置 |
CN112837715B (zh) * | 2019-11-25 | 2023-03-21 | 神讯电脑(昆山)有限公司 | 机械硬盘加热装置及加热方法 |
CN110954888A (zh) * | 2019-12-20 | 2020-04-03 | 富德康(北京)科技股份有限公司 | 一种散货扫描仪 |
CN112504501B (zh) * | 2020-12-02 | 2023-02-28 | 上海摩芯半导体技术有限公司 | 多段式温度检测电路及温度检测方法 |
CN115436549B (zh) * | 2022-09-16 | 2023-06-06 | 华电智控(北京)技术有限公司 | 一种用于色谱仪温度控制的保护装置及方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002004934A (ja) * | 2000-06-22 | 2002-01-09 | Unisia Jecs Corp | 空燃比センサのヒータ制御装置 |
US7293914B2 (en) * | 2005-10-28 | 2007-11-13 | Eiko Electric Products Corp. | Temperature detecting heater with indicating structure for aquarium |
-
2009
- 2009-12-28 CN CN200910312455.6A patent/CN102109864B/zh not_active Expired - Fee Related
-
2010
- 2010-04-06 US US12/755,400 patent/US8253078B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US8253078B2 (en) | 2012-08-28 |
CN102109864A (zh) | 2011-06-29 |
US20110155717A1 (en) | 2011-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY (SHENZHEN) CO., LTD. Effective date: 20141030 Owner name: JIANGSU ELECTRIC POWER COMPANY JIANHU POWER SUPPLY Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY CO., LTD. Effective date: 20141030 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Liu Guangyong Inventor after: Zhu Bing Inventor after: Liu Wei Inventor before: Xie Mingzhi |
|
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 100031 XICHENG, BEIJING Free format text: CORRECT: INVENTOR; FROM: XIE MINGZHI TO: LIU GUANGYONG ZHU BING LIU WEI |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20141030 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: Jiangsu Electric Power Company Applicant after: Jianhu County Power Supply Company of Jiangsu Electric Power Co. Applicant after: JIANHU TIANCHEN ELECTRICAL INDUSTRIAL CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20141228 |
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EXPY | Termination of patent right or utility model |