TW200509517A - Fan speed control circuit - Google Patents
Fan speed control circuitInfo
- Publication number
- TW200509517A TW200509517A TW092123062A TW92123062A TW200509517A TW 200509517 A TW200509517 A TW 200509517A TW 092123062 A TW092123062 A TW 092123062A TW 92123062 A TW92123062 A TW 92123062A TW 200509517 A TW200509517 A TW 200509517A
- Authority
- TW
- Taiwan
- Prior art keywords
- fan speed
- driving circuit
- circuit
- speed control
- control circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/28—Arrangements for controlling current
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/923—Specific feedback condition or device
- Y10S388/934—Thermal condition
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Direct Current Motors (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW092123062A TWI224416B (en) | 2003-08-21 | 2003-08-21 | Fan speed control circuit |
JP2003403960A JP3940719B2 (ja) | 2003-08-21 | 2003-12-03 | ファンの回転速度制御回路 |
US10/861,719 US7038408B2 (en) | 2003-08-21 | 2004-06-04 | Fan motor speed control circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW092123062A TWI224416B (en) | 2003-08-21 | 2003-08-21 | Fan speed control circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
TWI224416B TWI224416B (en) | 2004-11-21 |
TW200509517A true TW200509517A (en) | 2005-03-01 |
Family
ID=34192419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW092123062A TWI224416B (en) | 2003-08-21 | 2003-08-21 | Fan speed control circuit |
Country Status (3)
Country | Link |
---|---|
US (1) | US7038408B2 (zh) |
JP (1) | JP3940719B2 (zh) |
TW (1) | TWI224416B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913470A (zh) * | 2011-08-03 | 2013-02-06 | 建准电机工业股份有限公司 | 风扇转速控制电路 |
CN109578310A (zh) * | 2017-09-29 | 2019-04-05 | 佛山市建准电子有限公司 | 风扇转速控制电路 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI322561B (en) * | 2003-11-19 | 2010-03-21 | Delta Electronics Inc | Motor control circuit |
TWI330449B (en) * | 2005-12-23 | 2010-09-11 | Delta Electronics Inc | Fan system and low speed detecting device thereof |
TWI331845B (en) * | 2006-06-06 | 2010-10-11 | Asustek Comp Inc | Control system for fan |
JP5312770B2 (ja) * | 2007-10-12 | 2013-10-09 | 陞達科技股▲ふん▼有限公司 | 折れ線状のファン回転速度特性曲線を設計する回路 |
US7863849B2 (en) * | 2008-02-29 | 2011-01-04 | Standard Microsystems Corporation | Delta-sigma modulator for a fan driver |
TWI410040B (zh) * | 2008-09-02 | 2013-09-21 | Anpec Electronics Corp | 改變輸出電壓以調整一馬達之轉速的馬達驅動電路 |
TWM357800U (en) * | 2008-10-15 | 2009-05-21 | Asia Vital Components Co Ltd | Steady-state DC output circuit using PWM |
US8241008B2 (en) | 2009-02-26 | 2012-08-14 | Standard Microsystems Corporation | RPM controller using drive profiles |
TWM370259U (en) * | 2009-05-12 | 2009-12-01 | Delta Electronics Inc | Bi-power motor controlling apparatus |
US8436566B2 (en) * | 2011-02-02 | 2013-05-07 | Cooler Master Co., Ltd. | Multi-speed control apparatus for fan motor |
US8860350B2 (en) * | 2012-10-04 | 2014-10-14 | Enermax Technology Corporation | Motor driving apparatus with rotational speed limitation function and fan apparatus with rotational speed limitation function |
US9567893B2 (en) * | 2013-12-23 | 2017-02-14 | Modine Manufacturing Company | System and method for controlling an engine cooling fan |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5606232A (en) * | 1994-11-22 | 1997-02-25 | Nidec Corporation | DC on line AC brushless motor |
US6188187B1 (en) * | 1998-08-07 | 2001-02-13 | Nidec America Corporation | Apparatus and method of regulating the speed of a DC brushless motor |
US6135718A (en) * | 1999-03-25 | 2000-10-24 | System General Corporation | Interface apparatus for fan monitoring and control |
US6239991B1 (en) * | 2000-08-21 | 2001-05-29 | Nidec America Corporation | Control circuit compensating for malfunction of pulse width modulation circuitry |
TW494184B (en) * | 2001-11-14 | 2002-07-11 | Delta Electronics Inc | Fan control system by using a single-chip |
US6650074B1 (en) * | 2002-05-29 | 2003-11-18 | Dell Products, L.P. | Fan speed controller with conditioned tachometer signal |
US8905721B2 (en) * | 2002-07-12 | 2014-12-09 | Delta Electronics Inc. | Fan control system using a microcontroller |
US6836092B2 (en) * | 2003-03-06 | 2004-12-28 | American Megatrends, Inc. | Methods and circuits for detecting operational information of DC Fans |
-
2003
- 2003-08-21 TW TW092123062A patent/TWI224416B/zh not_active IP Right Cessation
- 2003-12-03 JP JP2003403960A patent/JP3940719B2/ja not_active Expired - Lifetime
-
2004
- 2004-06-04 US US10/861,719 patent/US7038408B2/en not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913470A (zh) * | 2011-08-03 | 2013-02-06 | 建准电机工业股份有限公司 | 风扇转速控制电路 |
TWI472147B (zh) * | 2011-08-03 | 2015-02-01 | Sunonwealth Electr Mach Ind Co | 風扇轉速控制電路 |
CN102913470B (zh) * | 2011-08-03 | 2015-09-02 | 建准电机工业股份有限公司 | 风扇转速控制电路 |
CN109578310A (zh) * | 2017-09-29 | 2019-04-05 | 佛山市建准电子有限公司 | 风扇转速控制电路 |
CN109578310B (zh) * | 2017-09-29 | 2020-08-11 | 佛山市建准电子有限公司 | 风扇转速控制电路 |
Also Published As
Publication number | Publication date |
---|---|
US7038408B2 (en) | 2006-05-02 |
US20050040778A1 (en) | 2005-02-24 |
JP3940719B2 (ja) | 2007-07-04 |
TWI224416B (en) | 2004-11-21 |
JP2005073485A (ja) | 2005-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK4A | Expiration of patent term of an invention patent |