KR101021499B1 - 차량 자세제어장치의 제어방법 - Google Patents
차량 자세제어장치의 제어방법 Download PDFInfo
- Publication number
- KR101021499B1 KR101021499B1 KR1020050119096A KR20050119096A KR101021499B1 KR 101021499 B1 KR101021499 B1 KR 101021499B1 KR 1020050119096 A KR1020050119096 A KR 1020050119096A KR 20050119096 A KR20050119096 A KR 20050119096A KR 101021499 B1 KR101021499 B1 KR 101021499B1
- Authority
- KR
- South Korea
- Prior art keywords
- wheel
- wheel speed
- rate
- road surface
- vehicle
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007423 decrease Effects 0.000 claims abstract description 11
- 230000001965 increasing effect Effects 0.000 claims abstract description 10
- 230000003247 decreasing effect Effects 0.000 claims abstract description 7
- 238000005086 pumping Methods 0.000 claims abstract description 3
- 230000001133 acceleration Effects 0.000 description 8
- 239000012530 fluid Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000004441 surface measurement Methods 0.000 description 1
Images
Classifications
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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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/02—Control of vehicle driving stability
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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
- B60W40/02—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 ambient conditions
- B60W40/06—Road conditions
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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
- B60W40/105—Speed
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
Claims (3)
- 각 휠 실린더의 입구에 마련된 노멀오픈형의 입구밸브와 출구에 마련된 노멀클로즈형의 출구밸브와, 유압을 펌핑하여 각 휠 실린더 측으로 제공하는 유압펌프와, 상기 유압펌프를 작동시키는 모터를 구비하고, 상기 모터와 입출구밸브를 제어하여 각 휠 실린더의 브레이크압력을 증감시키는 차량 자세제어장치의 제어방법에 있어서,상기 각 휠 실린더에서 브레이크압력을 증감시킬 때, 각 바퀴의 휠 속도증감율을 산출하고,상기 각 바퀴별로 검출된 휠 속도증감율에 따라 상기 각 바퀴의 주행노면을 판단하는 것을 포함하고,상기 각 휠 속도증감율에 따라 상기 각 바퀴의 주행노면을 판단하는 것은,상기 산출된 각 휠 속도의 감소율이 미리 설정된 제1기준율보다 크고, 산출된 각 휠 속도의 증가율이 미리 설정된 제2기준율보다 적으면, 해당 바퀴의 주행노면을 저 마찰노면으로 판단하고, 상기 산출된 각 휠 속도의 감소율이 미리 설정된 제1기준율보다 적고, 산출된 각 휠 속도의 증가율이 미리 설정된 제2기준율보다 크면, 해당 바퀴의 주행노면을 고 마찰노면으로 판단하는 것을 특징으로 하는 차량 자세제어장치의 제어방법.
- 삭제
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050119096A KR101021499B1 (ko) | 2005-12-07 | 2005-12-07 | 차량 자세제어장치의 제어방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050119096A KR101021499B1 (ko) | 2005-12-07 | 2005-12-07 | 차량 자세제어장치의 제어방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070059792A KR20070059792A (ko) | 2007-06-12 |
KR101021499B1 true KR101021499B1 (ko) | 2011-03-16 |
Family
ID=38356059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050119096A KR101021499B1 (ko) | 2005-12-07 | 2005-12-07 | 차량 자세제어장치의 제어방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101021499B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07267067A (ja) * | 1994-03-30 | 1995-10-17 | Mazda Motor Corp | 車両の路面摩擦係数推定装置及び方法、及び車体速推定装置及び方法 |
KR19980047947A (ko) * | 1996-12-17 | 1998-09-15 | 박병재 | 에이비에스에서 차륜 회복률 추정에 의한 노면 판단장치 및 그 방법 |
KR100372239B1 (ko) * | 1999-02-10 | 2003-02-17 | 주식회사 만도 | 안티록 브레이크 시스템의 제어방법 |
-
2005
- 2005-12-07 KR KR1020050119096A patent/KR101021499B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07267067A (ja) * | 1994-03-30 | 1995-10-17 | Mazda Motor Corp | 車両の路面摩擦係数推定装置及び方法、及び車体速推定装置及び方法 |
KR19980047947A (ko) * | 1996-12-17 | 1998-09-15 | 박병재 | 에이비에스에서 차륜 회복률 추정에 의한 노면 판단장치 및 그 방법 |
KR100372239B1 (ko) * | 1999-02-10 | 2003-02-17 | 주식회사 만도 | 안티록 브레이크 시스템의 제어방법 |
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Publication number | Publication date |
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KR20070059792A (ko) | 2007-06-12 |
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