KR960017285A - Upshift prevention device and driving method when driving on curve - Google Patents

Upshift prevention device and driving method when driving on curve Download PDF

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KR960017285A
KR960017285A KR1019940028671A KR19940028671A KR960017285A KR 960017285 A KR960017285 A KR 960017285A KR 1019940028671 A KR1019940028671 A KR 1019940028671A KR 19940028671 A KR19940028671 A KR 19940028671A KR 960017285 A KR960017285 A KR 960017285A
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driving
rotation speed
curve
road
shift
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KR1019940028671A
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KR100193485B1 (en
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정우원
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전성원
현대자동차 주식회사
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Abstract

차량 변속기의 동력 출력측에 장착되어, 변속기 출력측 회전수를 감지하여 그에 해당하는 전기적인 신호를 출력하는 제1펄스 제너레이터와: 차량 차륜중 어느 하나에 장착되어 차륜 회전수를 감지하여 그에 해당하는 전기적인 신호를 출력하는 제2펄스 제너레이터와: 상기 제1, 2펄스 제너레이터에서 출력되는 제1, 2회전수를 감지한 다음, 감지되는 제2회전수와 제1회전수에서 커브길 주행시 차륜 회전수 증가율 경계치인 제1, 2설정값을 각각 곱한값과의 대소 비교를 통하여, 제2펄스 제너레이터가 장착된 차륜 회전수의 증감에 따른 주행 도로의 커브 상태를 판단하여, 커브길 주행에 대항하는 변속패턴에 따라 변속단을 설정하여 그에 해당하는 변속신호를 출력하는 변속 제어수단과: 변속제어수단에서 출력되는 변속신호에 따라 변속기구로 인가되는 유압의 흐름을 제어하여 설정된 변속단으로의 변속동작을 수행하는 변속수단으로 이루어지는 커브길 주행시의 입시프트 방지장치는, 저가의 펄스제너레이터를 각각 변속단기의 출력부와 차륜에 장착하여 감지되는 회전수의 차이에 따라 주행도록의 커브상태를 판단하여, 커브주행에 따른 별도의 시프트 패턴에 따라 변속단을 설정하므로써 커브길 주행시의 업시프트를 방지하여 사고위험성을 감소시킬 수 있으며, 그 방법을 제공할 수 있다.A first pulse generator mounted on a power output side of the vehicle transmission and detecting an output speed of the transmission and outputting an electrical signal corresponding thereto: a first pulse generator mounted on any one of the vehicle wheels to detect the wheel speed and corresponding electric And a second pulse generator for outputting a signal: sensing the first and second rotation speeds output from the first and second pulse generators, and then increasing the wheel rotation speed when driving on the curve at the detected second and first rotation speeds. The shift pattern against the curve road is determined by judging the curve state of the driving road according to the increase / decrease of the wheel speed in which the second pulse generator is mounted, by comparing the magnitude with the multiplication value of the first and second set values, respectively. A shift control means for setting a shift stage according to the shift stage and outputting a shift signal corresponding to the shift stage; The shift shift prevention device for driving on a curve road composed of shifting means for controlling the flow of pressure to perform a shifting operation to a predetermined shifting stage includes a low-speed pulse generator mounted on the output of the shifting gear and the wheel, respectively, for detecting the number of rotations. It is possible to reduce the risk of accident by preventing upshifts when driving on curve roads by judging the curve state of the driving road according to the difference of the road, and setting the shift stage according to a separate shift pattern according to the curve driving. Can be.

Description

커브길 주행시의 업시프트 방지장치 및 그 방법Upshift prevention device and driving method when driving on curve

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 이 발명의 실시예에 따른 커브길 주행시의 업시프트 방지장치의 구성 블럭도.1 is a block diagram of an upshift prevention apparatus when driving on a curved road according to an embodiment of the present invention.

제2도는 이 발명의 실시예에 따른 커브길 주행시의 차량 상태도.2 is a vehicle state diagram when driving on a curve road according to an embodiment of the present invention.

제4도는 이 발명의 실시예에 따른 커브길 주행시의 업시프트 방지방법의 동작 순서도이다.4 is an operation flowchart of an upshift prevention method when driving on a curve road according to an embodiment of the present invention.

Claims (6)

차량 변속기의 동력 출력측에 장착되어, 변속기 출력측 회전수를 감지하여 그에 해당하는 전기적인 신호를 출력하는 제1펄스 제너레이터와; 차량 차륜중 어느 하나에 장착되어 차륜 회전수를 감지하여 그에 해당하는 전기적인 신호를 출력하는 제2펄스 제너레이터와; 상기 제1, 2펄스 제너레이터에서 출력되는 제1, 2회전수를 감지한 다음, 감지되는 제2회전수와 제1회전수에서 커브길 주행시 차륜 회전수 증가율 경계치인 제1, 2설정값을 각각 곱한값과의 대소 비교를 통하여, 제2펄스 제너레이터가 장착된 차륜 회전수의 증감에 따른 주행 도로의 커브 상태를 판단하여, 커브길 주행에 해당하는 변속패터에 따라 변속단을 설정하여 그에 해당하는 변속신호를 출력하는 변속 제어수단과; 상기 변속제어수단에서 출력되는 변속신호에 따라 변속기구로 인가되는 유압의 흐름에 제어하여 설정된 변속단으로의 변속동작을 수행하는 변속수단으로 이루어지는 것을 특징으로 하는 커브길 주행시의 업시프트 방지장치.A first pulse generator mounted on a power output side of the vehicle transmission and configured to sense an output speed of the transmission output and output an electrical signal corresponding thereto; A second pulse generator mounted on one of the vehicle wheels to sense wheel rotation speed and output an electrical signal corresponding thereto; After detecting the first and second rotation speeds output from the first and second pulse generators, the first and second set values, which are the threshold values of the wheel rotation speed increase when driving on the curve at the detected second and first rotation speeds, are respectively measured. By comparing the multiplication with the multiplied value, it is determined the curve state of the driving road according to the increase or decrease of the wheel speed in which the second pulse generator is mounted, and the shift stage is set according to the shifting pattern corresponding to the curve road driving. Shift control means for outputting a shift signal; And shifting means for controlling the flow of hydraulic pressure applied to the shifting mechanism according to the shifting signal output from the shifting control means and performing shifting to a set shifting stage. 제1항에 있어서, 상기한 변속 제어 수단은, 상기 감지되는 제2회전수가 상기 제1회전수에 커브길 주행시 차륜의 회전수 증가율 경계치인 제1설정값을 곱한 값보다 큰 경우와, 상기 제1회전수에 커브길 주행시 차륜의 회전수 감소율 경계치인 제2설정값을 곱한 값보다 작은 경우에 현재 주행 도로가 커브 상태인 것으로 판단하는 것을 특징으로 하는 커브길 주행시의 업시프트 방지장치.The method of claim 1, wherein the shift control means includes the case where the detected second rotation speed is greater than a value obtained by multiplying the first rotation speed by a first set value which is a threshold value of a rotation speed increase rate of a wheel when driving on a curve road. The upshift prevention apparatus at the time of curve road driving | working which determines that the present driving road is in a curve state, when one rotation speed is smaller than the value multiplied by the 2nd set value which is the threshold value of the rotation speed reduction rate of a wheel at the time of curve road driving. 제1항에 있어서, 가속페달에 연동하는 스로틀 밸브의 개도량을 측정하여 그에 해당하는 전기적인 신호를 출력하는 스로틀 밸브 감지수단을 더 포함하여 이루어지는 것을 특징으로 하는 커브길 주행시의 업시프트 방지장치.The apparatus of claim 1, further comprising a throttle valve detecting means for measuring an opening amount of the throttle valve linked to the accelerator pedal and outputting an electrical signal corresponding thereto. 제3에 있어서, 상기한 변속 제어수단은, 감지되는 제2회전수가 제2설정값과 제1회전수를 곱한값도가 큰 경우에는 현재 주행도로가 커브길인 아닌 것으로 판단하여, 감지되는 스로틀 밸브의 개도량에 따라 통상의 시프트 패턴에 의하여 변속단을 설정하여 그에 해당하는 변속신호를 출력하는 것을 특징으로 하는 커브길 주행시의 업시프트 방지장치.The throttle valve of claim 3, wherein the shift control means determines that the current driving road is not a curve road when the detected second rotation speed is multiplied by the second set value and the first rotation speed. The upshift prevention device at the time of driving on a curve road characterized by setting a gear shift stage by a normal shift pattern according to the opening degree of a, and outputs a shift signal corresponding to it. 차량에 시동이 걸려 전원이 인가되면 모든 사용변수를 초기화하는 단계와; 변속기의 출력회전수인 제1회전수와 차륜 회전수인 제2회전수를 감지하는 단계와; 상기 감지되는 제2회전수와 제1회전수에 커브길 주행시 차륜 회전수 증가율 경계치인 제1, 2설정값을 각각 곱한값과의 대소 비교를 통하여, 제2펄스 제너레이터가 장착된 차륜 회전수의 증감에 따른 주행 도로의 커브 상태를 판단하는 단계와; 상기에서 주행도로가 커브길인 것으로 판단되면 감지되는 제1회전수와 제2회전수의 관계에 따라 설정된 변속 패턴에 따라 변속단을 설정하는 단계와; 상기에서 주행도로가 커브길 아닌 경우에는 통상의 시프트 패턴에 따라 변속단을 설정하는 단계로 이루어지는 것을 특징으로 하는 커브길 주행시의 업시프트 방지방법.Initializing all usage parameters when the vehicle is started and power is applied; Detecting a first rotational speed, which is an output rotational speed of the transmission, and a second rotational speed, which is a wheel rotational speed; By comparing the detected second rotation speed and the first rotation speed with a value obtained by multiplying the first and second set values, which are the wheel rotation speed increase rate thresholds, respectively, the wheel speed with the second pulse generator is mounted. Determining a curve state of the driving road according to the increase and decrease; Setting a shift stage according to a shift pattern set according to the detected first rotation speed and the second rotation speed when it is determined that the driving road is a curve road; When the driving road is not a curve road in the above, the step of setting the gear shift in accordance with the normal shift pattern, characterized in that the upshift prevention method when driving on the curve road. 제5항에 있어서, 상기 감지되는 제1, 2회전수에 따라 주행 도로의 커브 상태를 판단하는 단계에 있어서, 상기 감지되는 제2회전수와 커브길 주행에 따른 차륜 회전수 증가율 경계치인 제1설정값에 제1회전수를 곱한 값과의 관계를 판단하는 단계와; 상기 제2회전수가 제1설정값에 제1회전수를 곱한값보다 작은 경우에, 감지되는 제2회전수와 커브길 주행에 따른 차륜의 회전수 감소율 경계치인 제2설정값에 제1회전수를 곱한값과의 관계를 판단하는 단계와; 상기에서 감지되는 제2회전수가 제1설정값에 제1회전수를 곱한값보다 크거나, 제2설정값에 제1회전수를 곱한값보다 작은 경우에는 현재 커브길 주행에 따라 차륜의 회전수가 증가 및 감소하는 상태로 판단하는 단계로 이루어지는 것을 특징으로 하는 커브길 주행시의 업시프트 방지방법.The method of claim 5, wherein the determining of the curve state of the driving road according to the detected first and second rotation speeds comprises: a first threshold being a wheel rotation speed increase rate boundary value according to the detected second rotation speed and the curve road driving. Determining a relationship between a set value multiplied by a first rotation speed and a value; When the second rotation speed is smaller than the first set value multiplied by the first rotation speed, the first rotation speed is set to a second set value which is a boundary between the detected second rotation speed and the rotation speed reduction rate of the wheel according to the curve road driving. Determining a relationship with the product of multiplication; If the detected second rotation speed is greater than the first predetermined value multiplied by the first rotational speed or less than the second predetermined value multiplied by the first rotational speed, the number of revolutions of the wheel according to the current curve road driving The upshift prevention method at the time of driving on the curve characterized by consisting of the steps of increasing and decreasing. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940028671A 1994-11-02 1994-11-02 Upshift prevention device and driving method when driving on curve KR100193485B1 (en)

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KR100193485B1 KR100193485B1 (en) 1999-06-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100373634B1 (en) * 1996-12-11 2003-04-26 기아자동차주식회사 Method for deciding curve-traveling of a/t vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100373634B1 (en) * 1996-12-11 2003-04-26 기아자동차주식회사 Method for deciding curve-traveling of a/t vehicle

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