KR970046451A - 1-2 speed shift control device of automatic transmission and its method - Google Patents

1-2 speed shift control device of automatic transmission and its method Download PDF

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Publication number
KR970046451A
KR970046451A KR1019950047152A KR19950047152A KR970046451A KR 970046451 A KR970046451 A KR 970046451A KR 1019950047152 A KR1019950047152 A KR 1019950047152A KR 19950047152 A KR19950047152 A KR 19950047152A KR 970046451 A KR970046451 A KR 970046451A
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South Korea
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speed
state
shift
output
kick
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KR1019950047152A
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Korean (ko)
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KR100264558B1 (en
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이형석
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전성원
현대자동차 주식회사
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/061—Smoothing ratio shift by controlling rate of change of fluid pressure using electric control means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/14—Inputs being a function of torque or torque demand
    • F16H59/18—Inputs being a function of torque or torque demand dependent on the position of the accelerator pedal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H59/38—Inputs being a function of speed of gearing elements
    • F16H59/40—Output shaft speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • F16H59/38—Inputs being a function of speed of gearing elements
    • F16H2059/385—Turbine speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
    • F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
    • F16H2061/026—On-off solenoid valve

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Transmission Device (AREA)

Abstract

자동 변속기의 변속 동작이 1-2속으로 업 시프트 도중에 목표 변속단이 1속일 경우 유압 장치의 동작을 1속상태로 변환시킨 후 반력 요소를 선택하기 위한 마찰 요소의 동작에 의해 발생하는 변속 쇼크를 방지하고 동ㅈ가의 응답성을 향상시킬 수 있도록 하는 자동 변속기의 1-2속 변속 제어 장치 및 그 방법을 제공하기 위하여, 자동차의 변속 상태를 판단하기 위해, 자동차의 주행 상태에 따라 각 출력되는 신호 상태가 변화하여 자동차의 변속 상태를 판단할 수 있도록 하는 주행 상태 감지 수단과; 킥 다운 브레이크의 동작 상태에 따라 자동으로 접속 상태가 변화하여 출력되는 전기 신호가 변화하는 킥 다운 스위치와; 상기 주행 감지 수단과 킥 다운 스위치에서 출력되는 신호를 판독하여, 변속 상태가 1속에서 2속으로 변속 동작이 이루어지는 도중에 1속으로 목표 변속단이 변화할 경우 킥 다운 브레이크로 작용하는 유압의 크기를 제어하기 위한 제어 신호를 압력 제어 솔레노이드 밸브(31)로 출력하고, 킥 다운 브레이크의 동작 상태가 해제될 경우 자동차의 상태가 1속 상태로 변환되면 1속 제어를 위한 제어 신호를 제1 및 제2변속 제어 솔레노이드 밸브(32,33)로 출력하는 변속 제어 수단을 포함하여 이루어져 있다.If the target shift stage is 1 speed while the shifting operation of the automatic transmission is up to 1 to 2 speed, the shift shock generated by the action of the friction element to select the reaction element after converting the operation of the hydraulic system to the 1 speed state. In order to provide a 1-2 speed shift control device and an method of an automatic transmission that can prevent and improve the equivalent responsiveness, in order to determine the shift state of the vehicle, each output according to the driving state of the vehicle Driving state detection means for determining a shift state of the vehicle by changing a signal state; A kick-down switch in which a connection state is automatically changed according to an operation state of the kick-down brake, and an output electrical signal is changed; By reading the signals output from the driving detecting means and the kick-down switch, if the target shift stage changes from one speed to one speed while the shift state is shifted from one speed to two speeds, the amount of hydraulic pressure acting as a kick-down brake is determined. The control signal for controlling is output to the pressure control solenoid valve 31, and when the state of the vehicle is changed to the first speed state when the operation state of the kick-down brake is released, the control signals for the first speed control are first and second. And a shift control means for outputting the shift control solenoid valves 32 and 33.

Description

자동 변속기의 1-2속 변속 제어장치 및 그 방법1-2 speed shift control device of automatic transmission and its method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 이 발명의 실시예에 따른 자동 변속기의 1-2속 변속 제어 장치의 블럭도이고,1 is a block diagram of a 1-2 speed shift control apparatus of an automatic transmission according to an embodiment of the present invention,

제2도는 이 발명의 실시예에 따른 자동 변속기의 1-2속 변속 제어 방법의 동작 순서도이다.2 is a flowchart illustrating an operation of a 1-2 speed shift control method of an automatic transmission according to an exemplary embodiment of the present invention.

Claims (8)

자동차의 변속 상태를 판단하기 위해, 자동차의 주행 상태에 따라 각 출력되는 신호 상태가 변화하여 자동차의 변속 상태를 판단할 수 있도록 하는 주행 상태 감지 수단과; 킥 다운 브레이크의 동작 상태에 따라 자동으로 접속 상태가 변화하여 출력되는 전기 신호가 변화하는 킥 다운 스위치와; 상기 주행 감지 수단과 킥 다운 스위치에서 출력되는 신호를 판독하여, 변속 상태가 1속에서 2속으로 변속 동작이 이루어지는 도중에 1속으로 목표 변속단이 변화할 경우 킥 다운 브레이크로 작용하는 유압의 크기를 제어하기 위한 제어 신호를 압력제어 솔레노이드 밸브(31)로 출력하고, 킥 다운 브레이크의 동작 상태가 해제될 경우 자동차의 상태가 1속 상태로 변환되면 1속 제어를 위한 제어 신호를 제1 및 제2변속 제어 솔레노이드 밸브(32,33)로 출력하는 변속제어 수단을 포함하여 이루어져 있는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 장치Driving state detection means for determining a shift state of the vehicle by changing a signal state outputted according to the driving state of the vehicle to determine a shift state of the vehicle; A kick-down switch in which a connection state is automatically changed according to an operation state of the kick-down brake, and an output electrical signal is changed; By reading the signals output from the driving detecting means and the kick-down switch, if the target shift stage changes from one speed to one speed while the shift state is shifted from one speed to two speeds, the amount of hydraulic pressure acting as a kick-down brake is determined. The control signal for controlling is output to the pressure control solenoid valve 31, and when the state of the vehicle is converted to the first speed state when the operation state of the kick-down brake is released, the control signals for the first speed control are first and second. 1-2 speed shift control device of an automatic transmission, characterized in that it comprises a shift control means for outputting to the shift control solenoid valves 32 and 33. 제1항에 있어서, 상기 주행 상태 감지 수단은, 자동 변속기의 입력축으로 사용되는 토크 컨버터의 터빈축의 회전속도에 따라 출력되는 전기 신호의 상태가 변화하는 터빈축 회전수 감지부(11)와, 자동 변속기의 출력축의 회전 속도에 따라 출력되는 전기 신호의 상태가 변화하는 출력축 회전수 감지부(12)와, 가속페달의 동작 상태에 따라 개도 정도가 변화하는 스로틀 밸브의 상태에 따라 출력되는 전기 신호의 상태가 변화하는 스로틀 포지션 감지부(13)로 이루어져 있는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 장치According to claim 1, wherein the running state detection means, the turbine shaft rotation speed detection unit 11 and the automatic state of the electric signal output in accordance with the rotational speed of the turbine shaft of the torque converter used as the input shaft of the automatic transmission, The output shaft rotation speed detection unit 12 in which the state of the electrical signal output according to the rotational speed of the output shaft of the transmission and the electrical signal output in accordance with the state of the throttle valve whose opening degree changes according to the operation state of the accelerator pedal. 1-2 speed shift control device of an automatic transmission, characterized in that the state consists of a throttle position detection unit 13 제1항 또는 제2항에 있어서, 상기 목표 변속단은, 출력축 회전수 감지부(12)와 스로틀 밸브 포지션 감지부(13)에서 출력되는 신호를 판독하여, 출력축 회전수와 스로틀 밸브의 개도량을 판정한 후, 출력축 회전수와 스로틀 밸브의 개도량에 따라 이미 설정되어 있는 변속 패턴에 따라 판정하는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 장치3. The target speed change stage according to claim 1 or 2, wherein the target speed change stage reads signals output from the output shaft rotation speed detection unit 12 and the throttle valve position detection unit 13, and the output shaft rotation speed and the opening amount of the throttle valve. And the speed change control device of the automatic transmission characterized in that it is determined according to the shift pattern already set according to the output shaft rotation speed and the opening amount of the throttle valve. 제1항 또는 제2항에 있어서, 상기 1속으로의 변속 완료 상태는, 터빈축 회전수 감지부(11)와 출력축 회전수 감지부(12)에서 출력되는 신호를 판독하여, 변속기의 입/출력 속도인 터빈축 회전수와 출력축 회전수를 판정하여, 이미 설정되어 있는 1속 기어비와 상기 터빈축 회전수 및 출력축 회전수를 이미 설정되어 있는 산출식을 이용하여 산출된 값과 설정 값을 비교 판단하여 판정하는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 장치The speed change completion state at the first speed is determined by reading a signal output from the turbine shaft rotational speed detection unit 11 and the output shaft rotational speed detection unit 12, and then the input / output of the transmission. The turbine shaft rotation speed and the output shaft rotation speed, which are output speeds, are determined, and the first gear ratio, which is already set, and the turbine shaft rotation speed and the output shaft rotation speed are compared with a value calculated using a calculation formula already set. 1-2 speed shift control device of automatic transmission, characterized in that the judgment 제1항에 있어서, 상기 변속 제어 수단은, 1속에서 2속으로 업 시프트 도중에 목표 변속단이 1속으로 변환될 경우, 설정 시간동안 압력 제어 솔레노이드 밸브로 출력되는 제어 신호의 듀티율을 2속 상태로 유지하고, 1속 상태로 변속 동작이 완료되지 않을 경우엔, 자동차의 주행 상태가 1속 상태로 변환될 때까지 또는 킥 다운 브레이크 상태가 해제 상태로 변환될 때까지, 설정된 값만큼 제어 솔레노이드 밸브로 출력되는 제어 신호의 듀티율을 증가시키는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 장치2. The shift control means according to claim 1, wherein the shift control means sets the duty ratio of the control signal output to the pressure control solenoid valve during the set time when the target shift stage is changed to the first speed during the upshift from the first to the second speed. If the shifting operation is not completed at the 1st speed, the control solenoid valve is set by the set value until the driving state of the vehicle is changed to the 1st speed state or until the kick-down brake state is changed to the released state. 1-2 speed shift control device of an automatic transmission, characterized in that for increasing the duty ratio of the control signal output to 변속 상태가 1속에서 2속으로 업 시프트 도중에 있는지를 판단하는 단계와; 판단된 변속 상태가 1속에서 2속으로 업 시프트 도중일 경우, 주행 상태 감지 수단에서 출력되는 신호를 판독하여 목표 변속단이 1속 상태인지를 판단하는 단계와; 판단된 목표 변속단이 1속으로 변환될 경우, 설정 시간동안 압력 제어 솔레노이드 밸브로 출력되는 제어 신호의 듀티율을 2속 상태로 유지할 수 있는 압력 제어 솔레노이드 밸브로 출력하는 단계와; 킥 다운 스위치의 출력 신호를 이용하여 판정된 킥 다운 브레이크 상태가 작동 상태일 경우, 또는 주행 상태 감지 수단에서 출력되는 신호를 이용하여 판정된 자동차의 주행 상태가 1속 상태로 변환되었는지를 판단하는 단계와; 판단된 킥 다운 브레이크 상태가 작동 상태일 경우, 또는 자동차의 상태가 1속 상태가 아닐 경우, 킥 다운 브레이크 상태가 해제 상태로 변환되고 자동차의 주행 상태가 1속 상태로 변환될 때까지 설정된 값만큼 압력 제어 솔레노이드 밸브로 출력되는 제어 신호의 듀티율을 증가시키는 단계를 포함하여 이루어져 있는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 방법Determining whether the shift state is in the middle of an upshift from one speed to two speeds; When the determined shift state is in the middle of the upshift from the first speed to the second speed, determining whether the target shift stage is in the first speed state by reading a signal output from the driving state detecting means; Outputting the duty ratio of the control signal output to the pressure control solenoid valve to the pressure control solenoid valve for maintaining a second speed state for a predetermined time when the determined target shift stage is converted to the first speed; Determining whether the driving state of the vehicle which has been determined using the output signal of the kick-down switch is in an operating state or the driving state of the determined vehicle is converted to the first speed state by using a signal output from the driving state detecting means; Wow; If the determined kick-down brake is in operation or the vehicle is not in the 1st speed state, the kickdown brake state is changed to the released state and the set value until the driving state of the car is changed to the 1st speed state. 1-2 speed shift control method of an automatic transmission comprising the step of increasing the duty ratio of the control signal output to the pressure control solenoid valve 제6항에 있어서, 상기 목표 변속단은, 주행 상태 감지 수단에서 출력되는 출력축 회전수 감지 신호와 스로틀 밸브 개도 감지 신호를 판독하여, 출력축 회전수와 스로틀 밸브의 개도량을 판정한 후, 출력축 회전수와 스로틀 밸브의 개도량에 따라 이미 설정되어 있는 변속 패턴에 따라 판정하는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 방법The output shaft rotation according to claim 6, wherein the target speed change stage reads an output shaft rotation speed detection signal and a throttle valve opening degree detection signal output from the traveling state detecting means, and determines the output shaft rotation speed and the opening amount of the throttle valve. 1-2 speed shift control method of an automatic transmission, characterized in that it is determined according to the shift pattern already set according to the number and the opening amount of the throttle valve. 제6항에 있어서, 상기 1속으로의 변속 완료 상태는, 주행 상태 감지 수단에서 출력되는 터빈축 회전수 감지 신호와 출력축 회전수 감지 수단에서 출력되는 신호를 판독하여, 변속기의 입/출력 속도인 터빈축 회전수와 출력축 회전수를 판정하여, 이미 설정되어 있는 1속 기어비와 상기 터빈축 회전수 및 출력축 회전수를 이미 설정되어 있는 산출식을 이용하여 산출된 값과 설정 값을 비교 판단하여 판단하는 것을 특징으로 하는 자동 변속기의 1-2속 변속 제어 방법The speed change completion state to the first speed is an input / output speed of the transmission by reading a turbine shaft rotation speed detection signal output from the driving state sensing means and a signal output from the output shaft rotation speed sensing means. The turbine shaft rotational speed and the output shaft rotational speed are judged, and the determined first gear ratio and the turbine shaft rotational speed and the output shaft rotational speed are judged by comparing and determining the value calculated using the calculation formula already set. 1-2 speed shift control method of an automatic transmission, characterized in that
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Publication number Priority date Publication date Assignee Title
KR100295848B1 (en) * 1997-12-17 2001-10-24 이계안 Method for controlling shift of automatic transmission

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CN106064623A (en) * 2016-06-03 2016-11-02 北京理工大学 Motor vehicle driven by mixed power is gearshift control optimization method in braking procedure
KR102244197B1 (en) * 2019-12-04 2021-04-26 주식회사 현대케피코 Apparatus for controlling shift of automatic transmission

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100295848B1 (en) * 1997-12-17 2001-10-24 이계안 Method for controlling shift of automatic transmission

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