KR19980050274U - Automatic speed control of car on winding road - Google Patents
Automatic speed control of car on winding road Download PDFInfo
- Publication number
- KR19980050274U KR19980050274U KR2019960063445U KR19960063445U KR19980050274U KR 19980050274 U KR19980050274 U KR 19980050274U KR 2019960063445 U KR2019960063445 U KR 2019960063445U KR 19960063445 U KR19960063445 U KR 19960063445U KR 19980050274 U KR19980050274 U KR 19980050274U
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- vehicle
- detection unit
- speed
- traveling speed
- braking device
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- 238000004804 winding Methods 0.000 title abstract description 3
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
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
- B60W30/08—Active safety systems predicting or avoiding probable or impending collision or attempting to minimise its consequences
- B60W30/09—Taking automatic action to avoid collision, e.g. braking and steering
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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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
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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
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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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- 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
- B60W2552/00—Input parameters relating to infrastructure
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Regulating Braking Force (AREA)
Abstract
본 고안은 자동차의 속도를 제어하기 위한 것으로, 특히, 자동차의 주행속도를 검출하는 주행속도검출부(10)와; 자동차의 회전각도를 검출하는 회전각도검출부(20)와; 자동차 차체의 기울어짐 정도를 검출하는 수평각도 검출부(30)와; 제동장치(60)와; 소정의 제어신호에 의해 동작되어, 상기 제동장치(60)의 구동을 제어하는 제동장치제어부(50)와; 상기 주행속도검출부(10)와, 회전각도검출부(20)와, 수평각도검출부(30)의 신호 출력단과, 상기 제동장치제어부(50)의 제어신호 입력단에 접속되어, 상기 주행속도검출부(10)와 회전각도검출부(20)와 수평각도검출부(30)에서 인가되는 신호를 분석하여 자동차의 제동여부 및 제동정도를 산출하여 이를 나타내는 제어신호를 출력하는 마이컴(40)을 포함하여 구성됨을 특징으로 하는 굴곡도로에서의 자동차 속도 자동 제어장치이다.The present invention is to control the speed of the vehicle, in particular, the traveling speed detection unit 10 for detecting the traveling speed of the vehicle; A rotation angle detection unit 20 for detecting a rotation angle of the vehicle; A horizontal angle detector 30 for detecting a degree of inclination of the vehicle body; A braking device 60; A braking device controller (50) which is operated by a predetermined control signal and controls the driving of the braking device (60); The traveling speed detection unit 10 is connected to the signal output terminal of the traveling speed detection unit 10, the rotation angle detection unit 20, the horizontal angle detection unit 30, and the control signal input terminal of the braking device controller 50. And a microcomputer 40 for analyzing the signals applied from the rotation angle detection unit 20 and the horizontal angle detection unit 30 to calculate whether the vehicle is braked and the degree of braking, and output a control signal indicating this. It is an automatic vehicle speed control device on a winding road.
이러한 본 고안은, 주행속도검출부와 회전각도검출부에서 인가되는 신호로부터 굴곡도로에서의 자동차 속도를 산출하고, 상기 수평각도검출부로부터 자동차의 기울어짐 정도를 검출하여, 자동차가 상기 산출된 주행속도를 초과하거나, 또는 기울어짐 정도를 초과할 경우 상기 제동장치제어부와 제동장치를 통해 자동차의 속도를 감속시키므로서, 회전시 발생하는 원심력으로 인한 차선이탈사고 및, 차량전복사고를 방지할 수 있게 되는 효과가 있는 것이다.The present invention calculates the vehicle speed on the curved road from the signals applied from the traveling speed detection unit and the rotation angle detection unit, detects the degree of inclination of the vehicle from the horizontal angle detection unit, and the vehicle exceeds the calculated traveling speed. Or, if the degree of inclination exceeds, the speed of the vehicle through the brake control unit and the braking device is decelerated, the lane departure due to the centrifugal force generated during the rotation, and the vehicle rollover accident can be prevented It is.
Description
제 1 도는 본 고안 굴곡도로에서의 자동차 속도 자동 제어장치의 구성을 나타낸 블럭도.1 is a block diagram showing the configuration of the automatic vehicle speed control apparatus in the present invention bend road.
* 도면의 주요 부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings
10 : 주행속도검출부20 : 회전각도검출부10: running speed detection unit 20: rotation angle detection unit
30 : 수평각도검출부40 : 마이컴30: horizontal angle detection unit 40: microcomputer
50 : 제동장치제어부60 : 자동장치50: braking device control unit 60: automatic device
본 고안은 자동차의 속도를 제어하기 위한 것으로, 특히, 도로의 굴곡정도와 자동차의 기울어짐 정도 및 자동차의 주행속도를 검출하여, 차선 이탈 및 전복 위험성이 있다고 판단될 경우 자동차의 속도를 줄이기 위한 것이다.The present invention is to control the speed of the car, and in particular, to detect the degree of curvature of the road, the degree of inclination of the car and the driving speed of the car, to reduce the speed of the car when it is determined that there is a risk of lane departure and overturning. .
주지하다시피, 굴곡도로의 차량운행은, 회전시 발생하는 원심력이 자동차에 미치는 영향때문에 완숙한 운전 숙련도가 요구되는 곳으로, 일반적으로 회전반경의 중심부분에 진입할때까지는 차량의 속도를 감하고, 상기 중심부분을 지나 굴곡도로를 이탈할 경우에는 차량의 속도를 증가시켜 준다.As is well known, vehicle driving on a curved road is a place where a mature driving skill is required due to the effect of centrifugal force on the car. In general, the speed of the vehicle is reduced until it reaches the center of the turning radius. In case of leaving the winding road past the central part, the speed of the vehicle increases.
그러나, 상기와 같은 굴곡도로에서의 차량운행은 운전자의 주관적인 판단에 따라 이루어지므로 인해, 초보운전자의 경우, 또는 운전자의 상태가 불량하여 상황판단을 정확히 할 수 없을 경우에는, 적절한 가감속을 하지 못하므로 인해, 사고가 발생된다는 문제점이 있었다.However, the vehicle operation on the curved road as described above is made according to the subjective judgment of the driver, and therefore, in case of a novice driver or when the driver's condition is poor and cannot determine the situation correctly, the acceleration and deceleration cannot be performed properly. As a result, there was a problem that an accident occurs.
본 고안의 목적은 상기와 같은 종래의 문제점을 해소하기 위한 것으로, 특히, 도로의 굴곡정도와 차체의 기울어짐 정도 및 차량의 주행속도를 검출하여 굴곡도로에서의 자동차 속도를 적절히 제어하므로 인해, 차선이탈, 차량전복 등과 같은 사고의 발생을 방지할 수 있는 굴곡도로에서의 자동차 속도 자동 제어장치를 제공하는데 있다.An object of the present invention is to solve the above-mentioned conventional problems, and in particular, by detecting the degree of curvature of the road, the degree of inclination of the vehicle body, and the traveling speed of the vehicle to properly control the vehicle speed on the curved road, An object of the present invention is to provide an automatic vehicle speed control device on a curved road that can prevent occurrence of an accident such as a departure and a vehicle overturning.
상기와 같은 목적을 달성하기 위해, 본 고안 굴곡도로에서의 자동차 속도 자동 제어장치는, 자동차의 주행속도를 검출하는 주행속도검출부와; 자동차의 회전각도를 검출하는 회전각도검출부와; 자동차 차체의 기울어짐 정도를 검출하는 수평각도 검출부와; 제동장치와; 소정의 제어신호에 의해 동작되어, 상기 제동장치의 구동을 제어하는 제동장치제어부와; 상기 주행속도검출부와, 회전각도검출부와, 수평각도검출부의 신호 출력단과, 상기 제동장치제어부의 제어신호 입력단에 접속되어, 상기 주행속도검출부와 회전각도검출부와 수평각도검출부에서 인가되는 신호를 분석하여 자동차의 제동여부 및 제동정도를 산출하여 이를 나타내는 제어신호를 출력하는 마이컴을 포함하여 구성됨을 그 기술적 구성상의 특징으로 한다.In order to achieve the above object, the vehicle speed automatic control apparatus in the present invention bend road, and a traveling speed detection unit for detecting the traveling speed of the vehicle; A rotation angle detection unit detecting a rotation angle of the vehicle; A horizontal angle detector for detecting a degree of inclination of the vehicle body; A braking device; A braking device control unit which is operated by a predetermined control signal and controls the driving of the braking device; Connected to the signal output terminal of the traveling speed detecting unit, the rotating angle detecting unit, the horizontal angle detecting unit, and the control signal input terminal of the braking device control unit, and analyzing signals applied from the traveling speed detecting unit, the rotating angle detecting unit and the horizontal angle detecting unit. The technical configuration is characterized by including a microcomputer to calculate whether the braking of the vehicle and the braking degree and outputs a control signal indicating this.
이러한 본 고안 굴곡도로에서의 자동차 속도 자동 제어장치는, 상기 주행속도 검출부와 회전각도검출부에서 인가되는 신호로부터 굴곡도로에서의 자동차 속도를 산출하고, 상기 수평각도검출부로부터 자동차의 기울어짐 정도를 검출하여, 자동차가 상기 산출된 주행속도를 초과하거나, 또는 기울어짐 정도를 초과할 경우 상기 제동장치제어부와 제동장치를 통해 자동차의 속도를 감속시키므로써, 회전시 발생하는 원심력으로 인한 차선이탈사고 및, 차량전복사고를 방지할 수 있게 되는 것이다.The automatic vehicle speed control apparatus of the present invention bend road calculates the vehicle speed on the bend road from the signals applied from the traveling speed detector and the rotation angle detector, and detects the degree of inclination of the vehicle from the horizontal angle detector. When the vehicle exceeds the calculated traveling speed or the inclination degree, the speed of the vehicle is reduced by the brake control unit and the braking device, so that the lane departure accident due to the centrifugal force generated during the rotation, and the vehicle It is possible to prevent a rollover.
이하, 상기와 같이 구성된 본 고안 굴곡도로에서의 자동차 속도 자동 제어장치의 기술적 사상에 따른 일 실시예를 들어, 첨부된 도면에 의거 상세히 설명하면 다음과 같다.Hereinafter, with reference to the accompanying drawings for an embodiment according to the technical idea of the automatic vehicle speed control apparatus in the present invention bend road configured as described above are as follows.
[실시예]EXAMPLE
먼저, 자동차의 주행속도와, 도로의 굴곡정도와, 차체의 기울어짐 정도에 따른 자동차의 주행속도를 다수의 반복적인 실험을 통해 검출하여 데이타테이블로 작성한 후, 마이컴(40)의 내부메모리, 또는 상기 마이컴(40)의 제어를 받는 외부메모리에 저장한다.First, the traveling speed of the vehicle, the degree of curvature of the road, and the traveling speed of the vehicle according to the degree of inclination of the vehicle body are detected through a number of repetitive experiments and made into a data table, and then the internal memory of the microcomputer 40, or Stored in an external memory under the control of the microcomputer 40.
또한, 제 1도에서 도시되는 바와 같이, 주행속도검출부(10)와, 회전각도검출부(20)와, 수평각도검출부(30)의 신호 출력단을 상기 마이컴(40)의 신호 입력단에 상기 접속하고, 상기 제동장치제어부(50)의 제어신호 입력단을 상기 마이컴(40)의 제어신호 출력단에 접속하며, 상기 제동장치제어부(50)의 신호 출력단에 제동장치(60)를 접속한다.In addition, as shown in FIG. 1, the signal output terminal of the traveling speed detector 10, the rotation angle detector 20, and the horizontal angle detector 30 is connected to the signal input terminal of the microcomputer 40, The control signal input terminal of the brake device controller 50 is connected to the control signal output terminal of the microcomputer 40, and the brake device 60 is connected to the signal output terminal of the brake device controller 50.
여기서, 상기 주행속도검출부는, 차륜 회전축에 설치되어 차륜의 회전정도를 검출하는 공지의 스피드센서(미도시)로 구성되며, 상기 회전각도검출부는, 핸들의 조향각을 검출하는 공지의 조향각검출센서(미도시)로 구성된다.Here, the traveling speed detection unit is formed of a known speed sensor (not shown) installed on the wheel rotation shaft to detect the degree of rotation of the wheel, the rotation angle detection unit, a known steering angle detection sensor for detecting the steering angle of the handle ( Not shown).
또한, 상기 수평각도검출부는, 수평정도를 검출하는 공지의 전자식 수평계와, 상기 전자식 수평계에서 출력되는 신호를 증폭하는 증폭기로 이루어져, 자동차의 횡축에 대한 수평정도를 검출할 수 있도록 구성된다.In addition, the horizontal angle detection unit is composed of a known electronic level for detecting the horizontal level, and an amplifier for amplifying the signal output from the electronic level, it is configured to detect the level of the horizontal axis of the vehicle.
이하, 상기와 같이 구성된 본 실시예의 동작에 대해 설명하면 다음과 같다.Hereinafter, the operation of the present embodiment configured as described above will be described.
먼저, 상기 마이컴(30)은, 상기 회전각도검출부(20)의 조향각검출센서에서 인가되는 신호를 지속적으로 검출하여 자동차가 굴곡도로에 진입하였는지의 여부를 검출하게 된다.First, the microcomputer 30 continuously detects a signal applied from the steering angle detection sensor of the rotation angle detection unit 20 to detect whether the vehicle has entered the curved road.
이때, 자동차가 굴곡도로에 진입하는 것으로 판단될 경우에는, 상기 주행속도검출부(10)의 스피드센서에서 인가되는 신호로부터 주행속도를 검출하고, 상기 수평각도검출부(30)에서 인가되는 신호로부터 자동차의 기울어짐 정도를 검출하여, 이를 메모리에 저장된 데이타테이블과 비교한다. 이때, 자동차의 주행속도가 데이타테이블에서 나타내는 주행속도를 초과할 경우에는, 상기 제동장치제어부(50)와 제동장치(60)를 통해 자동차의 주행속도를 감속시켜 데이타테이블에서 나타내는 속도 이하가 되도록 하는 것이다.In this case, when it is determined that the vehicle enters the curved road, the driving speed is detected from a signal applied by the speed sensor of the traveling speed detector 10, and the signal is applied from the signal applied by the horizontal angle detector 30. Detect the degree of skew and compare it with the data table stored in memory. At this time, when the traveling speed of the vehicle exceeds the traveling speed indicated in the data table, the driving speed of the vehicle is decelerated by the braking device controller 50 and the braking device 60 to be below the speed indicated in the data table. will be.
따라서, 데이타테이블상에 나타낸 안전 주행속도 이상으로 자동차가 주행하는 것을 방지하여, 안전속도 초과로 인한 사고를 방지할 수 있게 되는 것이다.Therefore, it is possible to prevent the vehicle from running beyond the safe driving speed indicated on the data table, thereby preventing accidents caused by exceeding the safe speed.
이상에서 살펴본 바와 같이, 본 고안 굴곡도로에서의 자동차 속도 자동 제어장치는, 특히, 주행속도검출부와 회전각도검출부에서 인가되는 신호로부터 굴곡도로에서의 자동차 속도를 산출하고, 상기 수평각도검출부로부터 자동차의 기울어짐 정도를 검출하여, 자동차가 상기 산출된 주행속도를 초과하거나, 또는 기울어짐 정도를 초과할 경우 상기 제동장치제어부와 제동장치를 통해 자동차의 속도를 감속시키므로써, 회전시 발생하는 원심력으로 인한 차선이탈사고 및 차량전복사고를 방지할 수 있게 되는 효과가 있는 것이다.As described above, the vehicle speed automatic control device of the present invention bend road, in particular, calculates the car speed on the bend road from the signal applied from the driving speed detection unit and the rotation angle detection unit, and the vehicle from the horizontal angle detection unit Detects the degree of inclination, and when the vehicle exceeds the calculated traveling speed, or exceeds the degree of inclination, the speed of the vehicle is reduced by the braking device control unit and the braking device, resulting in centrifugal force generated during rotation. There is an effect that can prevent lane departure accident and vehicle rollover accident.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960063445U KR19980050274U (en) | 1996-12-30 | 1996-12-30 | Automatic speed control of car on winding road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019960063445U KR19980050274U (en) | 1996-12-30 | 1996-12-30 | Automatic speed control of car on winding road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR19980050274U true KR19980050274U (en) | 1998-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019960063445U KR19980050274U (en) | 1996-12-30 | 1996-12-30 | Automatic speed control of car on winding road |
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| Country | Link |
|---|---|
| KR (1) | KR19980050274U (en) |
-
1996
- 1996-12-30 KR KR2019960063445U patent/KR19980050274U/en not_active Application Discontinuation
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