KR20090012665A - 종가속도 센서의 오프셋 추정장치 및 그 방법 - Google Patents
종가속도 센서의 오프셋 추정장치 및 그 방법 Download PDFInfo
- Publication number
- KR20090012665A KR20090012665A KR1020070076677A KR20070076677A KR20090012665A KR 20090012665 A KR20090012665 A KR 20090012665A KR 1020070076677 A KR1020070076677 A KR 1020070076677A KR 20070076677 A KR20070076677 A KR 20070076677A KR 20090012665 A KR20090012665 A KR 20090012665A
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- KR
- South Korea
- Prior art keywords
- acceleration sensor
- longitudinal acceleration
- equation
- offset
- offset value
- 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.)
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Links
- 230000001133 acceleration Effects 0.000 title claims abstract description 95
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
- G01P21/02—Testing or calibrating of apparatus or devices covered by the preceding groups of speedometers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/88—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
- B60T8/90—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means using a simulated speed signal to test speed responsive control means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/107—Longitudinal acceleration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/003—Kinematic accelerometers, i.e. measuring acceleration in relation to an external reference frame, e.g. Ferratis accelerometers
- G01P15/005—Kinematic accelerometers, i.e. measuring acceleration in relation to an external reference frame, e.g. Ferratis accelerometers measuring translational acceleration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T2250/00—Monitoring, detecting, estimating vehicle conditions
- B60T2250/06—Sensor zero-point adjustment; Offset compensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
- B60W2520/105—Longitudinal acceleration
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
- Regulating Braking Force (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
Description
Claims (3)
- 차량의 종방향 동적 방정식과 종가속도 센서의 출력 수식을 연립하여 아래의 [수식 1]을 유도하고, 상기 차량의 주행상태를 모니터링하여 상기 주행상태가 비제동 상태이고, 비가속 상태이며, 심한 핸들링이 없는 상태로 판단되면 [수식 1] 로부터 도출되는 아래의 [수식 2]를 이용하여 상기 종가속도 센서의 오프셋 값을 추정하는 종가속도 센서의 오프셋 추정방법[수식 1][수식 2]
- 제 2 항에 있어서,상기 종가속도 센서의 오프셋 값의 추정범위를 소정치 보다 크게 설정할 경우에는 상기 [수식 2]에서 공기 저항력과 구름 저항력에 의한 영향을 무시하고 상기 종가속도 센서의 출력값을 상기 종가속도 센서의 오프셋 값으로 추정하는 종가속도 센서의 오프셋 추정방법
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070076677A KR101158301B1 (ko) | 2007-07-31 | 2007-07-31 | 종가속도 센서의 오프셋 추정장치 및 그 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070076677A KR101158301B1 (ko) | 2007-07-31 | 2007-07-31 | 종가속도 센서의 오프셋 추정장치 및 그 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090012665A true KR20090012665A (ko) | 2009-02-04 |
KR101158301B1 KR101158301B1 (ko) | 2012-07-03 |
Family
ID=40683398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070076677A Active KR101158301B1 (ko) | 2007-07-31 | 2007-07-31 | 종가속도 센서의 오프셋 추정장치 및 그 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101158301B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111693081A (zh) * | 2019-03-14 | 2020-09-22 | Zf汽车业德国有限公司 | 用于确定传感器偏移量的方法和装置 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102474513B1 (ko) * | 2017-12-04 | 2022-12-05 | 현대자동차주식회사 | 친환경자동차의 제동 제어 방법 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100751256B1 (ko) | 2002-02-09 | 2007-08-23 | 주식회사 만도 | 차량 가속도센서의 고장검출장치 |
KR100751243B1 (ko) | 2002-02-09 | 2007-08-23 | 주식회사 만도 | 차륜속도의 이상 판단방법 |
-
2007
- 2007-07-31 KR KR1020070076677A patent/KR101158301B1/ko active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111693081A (zh) * | 2019-03-14 | 2020-09-22 | Zf汽车业德国有限公司 | 用于确定传感器偏移量的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
KR101158301B1 (ko) | 2012-07-03 |
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