KR100897040B1 - Idleling active controlling apparatus for vehicle and method thereof - Google Patents

Abstract

The present invention relates to an apparatus and a method for restraining idle idling of a vehicle, and more particularly, to an apparatus and a method for restraining idling of a vehicle automatically stopped when the vehicle is idle for a long time.

The idling forced limiting device of the vehicle of the present invention includes a speed sensor for measuring the speed of the vehicle; A transmission position sensor for detecting a position of the transmission; A braking detection sensor for detecting an operation state of the brake; An inclination angle sensor measuring an inclination of the vehicle; Consists of a control unit for forcibly stopping or restarting the engine by using the data measured from the speed sensor, the transmission position sensor, the brake detection sensor, the inclination angle sensor, wherein the control unit, the inclination data measured by the inclination angle sensor is a preset angle If exceeded, the engine is not forcibly stopped.

Vehicle idling control, tilt of the vehicle,

Description

Vehicle idling force limiter and method {IDLELING ACTIVE CONTROLLING APPARATUS FOR VEHICLE AND METHOD THEREOF}

The present invention relates to an apparatus and a method for restraining idle idling of a vehicle, and more particularly, to an apparatus and a method for restraining idling of a vehicle automatically stopped when the vehicle is idle for a long time.

In general, a vehicle is configured to start or stop an engine by operating a magnetic switch of a starting motor by a driver operating a starting key.

That is, the engine of the vehicle continues to operate and maintains the idling state before turning off the ignition key.

However, the vehicle as described above has a problem in that fuel consumption is reduced and exhaust gas is increased as the engine is idle when the vehicle is stopped for a long time without turning off the ignition key.

In order to solve this problem, a lot of idle control devices and control methods have recently been developed.

However, such a conventional idle control device and control method is made uniform without considering other parts and driving conditions of the vehicle, there is a problem that the engine can be stopped in a dangerous situation or a situation that requires the operation of the engine.

According to the present invention, when the engine is idle for a long time, the engine is automatically stopped, thereby improving fuel efficiency and reducing exhaust gas, and forcing the vehicle to idle when the engine is stopped according to other parts and driving conditions. It is an object of the present invention to provide a limiting device and method.

In order to achieve the above object, the idling force limiting device of a vehicle of the present invention includes a speed sensor for measuring the speed of the vehicle; A transmission position sensor for detecting a position of the transmission; A braking detection sensor for detecting an operation state of the brake; An inclination angle sensor measuring an inclination of the vehicle; Consists of a control unit for forcibly stopping or restarting the engine by using the data measured from the speed sensor, the transmission position sensor, the brake detection sensor, the inclination angle sensor, wherein the control unit, the inclination data measured by the inclination angle sensor is a preset angle If exceeded, the engine is not forcibly stopped.

In the case of a vehicle equipped with an automatic transmission, the controller controls the engine of the vehicle when the speed of the vehicle is '0', the position of the transmission is 'D', and the state in which the brake is operated exceeds a preset time. When the transmission is at position 'N' and the brake is in operation, the engine of the vehicle is restarted.

In the case of a vehicle equipped with an automatic transmission, the control unit further comprises a manual stop button which sends a signal to the controller to forcefully stop the engine of the vehicle, wherein the control unit has a speed of '0' and the position of the transmission Is 'D', when the manual stop button is pressed while the brake is in operation, the engine of the vehicle is forcibly stopped, and when the position of the transmission is 'N' and the brake is in operation, the engine of the vehicle is restarted.

In the case of a vehicle equipped with a manual transmission, the vehicle further comprises a clutch sensor for detecting an operation state of the clutch, wherein the control unit has a speed of '0', the position of the transmission is neutral, and the clutch operates. If the state in which the brake is operated exceeds the preset time, the engine of the vehicle is forcibly stopped, the position of the transmission is neutral, and if the clutch and the brake are in operation, the engine of the vehicle is restarted.

In the case of a vehicle equipped with a manual transmission, a clutch detection sensor for detecting an operation state of the clutch; It further comprises a manual stop button for sending a signal to the control unit to forcibly stop the engine of the vehicle, wherein the control unit, the speed of the vehicle is '0', the position of the transmission is neutral, the clutch is not operated When the manual stop button is pressed while the brake is in operation, the engine of the vehicle is forcibly stopped, and when the position of the transmission is neutral and the clutch and the brake are in operation, the engine of the vehicle is restarted.

The battery voltage sensor may further include a battery voltage sensor for measuring a voltage of the battery. The controller does not forcibly stop the engine when the measured voltage of the battery is equal to or less than a preset voltage.

The controller does not forcibly stop the engine when the speed of the vehicle does not exceed the preset speed value one or more times after restarting after the engine is started or forcedly stopped.

The engine may further include a start frequency counter that calculates a start frequency of the engine, but the controller does not forcibly stop the engine when the calculated start frequency of the engine exceeds a preset start frequency.

And a display unit, wherein the control unit includes: a stop accumulation time that is a sum of time when the vehicle speed is '0' in a state where the engine is operating; A forced stop accumulation time which is the sum of the times when the engine is forcibly stopped by the controller; Dividing the forced stop cumulative time by the stop cumulative time, calculates the idle idle limit execution rate expressed as a percentage, respectively, and displays it to the outside through the display.

In addition, the idling forced limiting method of the vehicle of the present invention to achieve the above object, the idling stop determination step of determining whether the idle stop condition of the engine; An engine stop step of forcibly stopping the engine when the idle stop condition of the engine is satisfied in the idle stop determination step; An idling release determining step of determining whether the idling release condition of the engine is satisfied after the engine is stopped; The engine is restarted when the release condition is satisfied in the idling release determination step. In the idling stop determination step, the idling stop condition is measured when the measured tilt of the vehicle is less than or equal to a preset angle. It is determined that the satisfaction is characterized in that the movement to the engine stop step.

The vehicle may further include a mode selection step of selecting a manual mode or an automatic mode. In a vehicle with an automatic mode and an automatic transmission, in the idling stop determination step, the vehicle speed is' 0 'and the position of the transmission is' D ', when the brake operation state exceeds a predetermined time period, the engine stop step is moved. In the case of a vehicle in manual mode and equipped with an automatic transmission, the vehicle speed is' 0' in the idling stop determination step. When the position of the transmission is 'D' and the clutch is not operated and the brake is operated, when the manual stop button is pressed, the engine is moved to the engine stop step, and in the case of a vehicle equipped with the manual transmission, In the idle stop determination step, the vehicle speed is '0', the position of the transmission is neutral, and the clutch is not operated and the brake is operated in advance. When the predetermined time is exceeded, the engine is moved to the engine stop step. In the case of the vehicle in the manual mode and equipped with the manual transmission, in the idling stop step, the vehicle speed is '0', and the position of the transmission is neutral, and the clutch If the manual stop button is pressed in the state where the brake is not operated and the brake is operated, the engine stop step is moved.

In the case of a vehicle equipped with an automatic transmission, in the idling release determination step, the position of the transmission is 'N', and if the brake is operating, the motor moves to the restarting step; in the case of a vehicle equipped with a manual transmission, the idle release determination step In the case where the transmission is neutral and the clutch and the brake are operating, the shift to the restarting step is performed.

In the idle stop determination step, when the battery voltage measured by measuring the battery voltage exceeds a preset voltage, it is determined that the idle stop condition is satisfied and moves to the engine stop step.

In the idling stop determination step, when the engine is restarted after being started or forcibly stopped, and the vehicle speed exceeds the preset speed value one or more times, it is determined that the idling stop condition is satisfied and the engine stop step is performed. Move.

In the idle stop determination step, when the engine start frequency calculated by calculating the engine start frequency is less than or equal to the preset start frequency, it is determined that the idle stop condition is satisfied, and the engine stop step is moved.

According to the idling force limiting device and method of the vehicle of the present invention as described above has the following advantages.

By using the vehicle idling control device and control method of the present invention as described above, if the idling is unnecessary when the vehicle stops, the engine is automatically or manually stopped, and when the engine is required to start, the fuel can be saved because it automatically returns to the original operation. Exhaust gas can be reduced.

In addition, since the controller receives various data from the ECU of the vehicle, the controller does not need to directly connect to each sensor, thereby simplifying the structure of the circuit and the control apparatus.

In addition, by the inclination angle sensor, the battery voltage sensor, the engine speed sensor and the start frequency counter it is possible to prevent the engine is forcibly stopped in a state in which the vehicle is operating in a dangerous state or for other purposes.

1 is a configuration diagram of a vehicle idling forced restriction device according to an embodiment of the present invention, Figure 2 is a flow chart of a method for forcing a vehicle idle limit according to an embodiment of the present invention, Figure 3 to Figure 6 of the present invention In a method of forcing a vehicle to limit idling according to an embodiment, it is a flowchart of a method of determining an idling stop according to each mode and a type of a transmission.

Figure 3 relates to the idling stop determination step of the vehicle in manual mode and equipped with a manual transmission, Figure 4 relates to the idling stop determination step of the vehicle in a manual mode and equipped with an automatic transmission, Figure 5 is an automatic mode and automatic transmission The idling stop determination step of the vehicle is equipped with, Figure 6 relates to the idling stop determination step of the vehicle is equipped with a manual transmission in the automatic mode.

As shown in FIG. 1, the idling force limiting device of the vehicle of the present invention includes a speed sensor 11, a transmission position sensor 12, a braking detection sensor 13, an inclination angle sensor 14, and a clutch sensor. 15, the battery voltage sensor 16, the engine speed sensor 17, the start count counter 18, the control unit 30, the manual stop button 40, the display unit 50, etc. Is done.

As shown in FIG. 1, the inclination angle sensor 14, the start count counter 18, the controller 30, and the manual stop button 40 are included in the main body of the forced idle limiting device of the vehicle according to the present invention. The display unit 50 is mounted, and the rest of the configuration is mounted directly on the vehicle.

The speed sensor 11 is a sensor for measuring the speed of the vehicle, the transmission position sensor 12 is a sensor for detecting the current position of the transmission, the braking detection sensor 13 detects whether the brake is operating. The inclination angle sensor 14 is a sensor for measuring the inclination of the vehicle.

The inclination angle sensor 14 may measure not only the front and rear tilts of the vehicle but also the left and right tilts.

The clutch sensor 15 is a sensor for detecting the operation of the clutch by detecting whether the clutch is operated, that is, the clutch pedal is pressed, the battery voltage sensor 16 is a sensor for measuring the voltage of the battery, the engine rotation The water sensor 17 is a sensor for measuring how many revolutions the engine 60 has, and the start frequency counter 18 is a counter that detects and calculates how many times the starting motor has been operated.

The start count counter 18 calculates how many times the voltage required to operate the starter motor is generated and calculates the result through logic.

As described above, the speed sensor 11, the transmission position sensor 12, the braking detection sensor 13, the clutch sensor 15, the battery voltage sensor 16, the engine speed sensor 17 of the sensors Is mounted at a position corresponding to the parts of each vehicle, the inclination angle sensor 14 and the start count counter 18 is to be mounted to the main body on which the control unit 30 is mounted.

Data measured by these various sensors is transmitted to the ECU 20 of the vehicle or directly to the controller 30.

In addition, the controller 30 receives data of the various sensors received by the ECU 20 of the vehicle through CAN communication and controls the engine 60 to be forcibly stopped or restarted.

Since the controller 30 receives various data from the ECU 20 of the vehicle, the controller 30 does not need to directly connect to each sensor, thereby simplifying the structure of the circuit and the control apparatus.

In addition, various data and an operation process by the controller 30 are displayed to the outside through a screen or sound so that a user can easily see the display unit 50.

The controller 30 does not force stop the engine 60 when the inclination data measured and input by the inclination angle sensor 14 exceeds a preset angle.

For example, when the preset angle is 5 degrees, the controller 30 stops the engine 60 when the inclination of the vehicle is 5 degrees or less and other idling stop conditions are satisfied.

In addition, when the inclination of the vehicle exceeds 5 degrees, the controller 30 does not stop the engine 60 even if other idling stop conditions are satisfied.

In this case, the controller 30 informs the driver of danger through a buzzer or a lamp.

By doing so, it is possible to prevent the vehicle from starting off on a derailed road and causing a dangerous situation.

The preset angle may be set by an operator or the like.

The controller 30 does not force stop the engine 60 when the battery voltage measured by the battery voltage sensor 16 is equal to or less than a preset voltage.

At this time, the additional battery voltage sensor 16 measures the battery voltage in the state that the generator is turned off.

For example, when the preset voltage is 11V, when the voltage of the battery measured by the battery voltage sensor 16 exceeds that value and satisfies another idle stop condition, the controller 30 controls the engine 60. ) To stop.

When the voltage of the battery measured by the battery voltage sensor 16 is less than or equal to a preset voltage, the controller 30 does not stop the engine 60 even if other idle stop conditions are satisfied.

At this time, the control unit 30 to inform the driver through a buzzer or a lamp.

By doing so, it is possible to prevent the battery voltage from being weak when starting again after the engine 60 is forcibly stopped and not starting.

The preset voltage can be freely set by the driver.

The controller 30 restarts after the engine 60 is started or forcibly stopped, and when the speed of the vehicle measured by the speed sensor 11 does not exceed a preset speed value one or more times. The engine 60 is not forcibly stopped.

For example, when the preset speed value is 20 km / h, the controller 30 when the speed of the vehicle measured from the speed sensor 11 exceeds 20 km / h even once and satisfies another idling stop condition. Causes the engine 60 to stop.

If the speed of the vehicle does not exceed 20 km / h even once, the controller 30 does not stop the engine 60 even if other idle stop conditions are satisfied.

By doing so, it is possible to prevent the engine 60 from being stopped or restarted from time to time when the vehicle is stuck or slowed down.

The preset speed may be set by an operator or the like.

In addition, the controller 30 does not forcibly stop the engine 60 when the engine speed measured by the engine speed sensor 17 exceeds a preset engine speed.

For example, when the preset engine speed RPM is 1100, the engine speed measured by the engine speed sensor 17 is equal to or less than the value, and when the other idling stop condition is satisfied, the controller 30 Causes the engine 60 to stop.

When the engine speed measured by the engine speed sensor 17 exceeds a preset engine speed, the controller 30 does not stop the engine 60 even if other idle stop conditions are satisfied.

At this time, the control unit 30 to inform the driver through a buzzer or a lamp.

By doing so, the engine speed increases when the vehicle is stopped or when it is intended to lift another object or to transmit power to another object (eg, a ladder car, ready-mixed concrete, etc.). Although stopped, the engine 60 may not be forcibly stopped to facilitate other purposes.

The preset engine speed can be freely set by the driver.

The controller 30 stops the engine 60 by force when the start frequency of the engine 60 calculated from the start frequency counter 18, that is, the start frequency of the start motor exceeds a preset start frequency. Do not.

For example, when the preset start count is 30,000, the start count calculated from the start count counter 18 is equal to or less than that value, and when the other idle stop condition is satisfied, the controller 30 controls the engine 60. To stop it.

In addition, when the start count of the engine 60 calculated from the start count counter 18 exceeds a preset start count, the controller 30 does not stop the engine 60 even if other idle stop conditions are satisfied. do.

At this time, the control unit 30 to inform the driver through a buzzer or a lamp.

By doing so, it is possible to prevent the start of the engine 60 when the start-up motor is aging when the engine 60 is forcibly stopped and restarted.

The preset number of starts can be set by the operator.

In addition, when the vehicle is equipped with an automatic transmission and the driver selects the automatic mode, the control unit 30, the vehicle speed is '0' in a state that satisfies all the above conditions, the position of the transmission is 'D' When the state in which the brake is operated exceeds the preset time, the engine 60 of the vehicle is forcibly stopped, and when the position of the transmission is 'N' and the brake is in operation, the engine 60 of the vehicle is restarted.

For example, when the preset time is 4 seconds while satisfying the above conditions, the speed of the vehicle is '0', the position of the transmission is at 'D', and the controller is operated when the brake operation time exceeds 4 seconds. 30 causes the engine 60 to be forcibly stopped.

In addition, when the vehicle is equipped with an automatic transmission and the driver selects the manual mode, the control unit 30, the vehicle speed is '0' in a state that satisfies all the above conditions, the position of the transmission is 'D' When the manual stop button 40 is pressed by the driver while the brake is in operation, the engine 60 of the vehicle is forcibly stopped, and if the position of the transmission is 'N' and the brake is operating, the engine of the vehicle ( Restart 60).

Automatic mode or manual mode allows the driver to easily adjust from the outside, the manual stop button 40 also allows the driver to easily operate from the outside.

On the other hand, if the vehicle is equipped with a manual transmission and the driver selects the automatic mode, the control unit 30, the vehicle speed is '0' in a state that satisfies all the above conditions, the position of the transmission is 'neutral' When the clutch does not operate and the state in which the brake is operated exceeds a preset time, the engine 60 of the vehicle is forcibly stopped, and when the position of the transmission is neutral and the clutch and the brake are operating, the engine of the vehicle 60 Restart).

In addition, when the vehicle is equipped with a manual transmission and the driver selects the manual mode, the control unit 30, the vehicle speed is '0' while all the above conditions are satisfied, the position of the transmission is 'neutral' When the manual stop button 40 is pressed while the clutch is not operated and the brake is operated, the engine 60 of the vehicle is forcibly stopped, the position of the transmission is 'neutral', and the clutch and the brake are operated. If so, restart the engine 60 of the vehicle.

The display unit 50 informs the driver of the current state through a warning lamp.

The control unit 30 includes a running accumulation time which is a sum of the times that the engine 60 is operating; A stop accumulation time that is the sum of the times when the vehicle speed is '0' while the engine 60 is operating; A forced stop accumulation time which is the sum of the times when the engine 60 is forcibly stopped by the control unit 30; An engine stop rate expressed as a percentage by dividing the forced stop accumulation time by a running accumulation time; The idle stop time is calculated by dividing the forced stop accumulation time by the stop accumulation time, respectively, and displayed to the outside through the display unit 50 so that the driver can know the contents.

Various values and data displayed on the display unit 50 are calculated and displayed through the control unit 30 or a separate operation unit.

Idle control device of the present invention made of the above configuration is operated by the following method.

As shown in FIG. 2, the idle control apparatus of the present invention includes a mode selection step (S100), a transmission judgment step (S210, 220), an idle stop determination step (S310, S320, S330, S340), and an engine stop. It consists of the steps (S410, S420, S430, S440), the idling release determination step (S510, S520, S530, S540), restart step (S600).

The mode selection step (S100) is a step in which the driver selects whether the idle control device of the present invention automatically or manually. When the automatic mode is selected, when the idle stop condition exceeds a preset time, the engine ( 60) is forcibly stopped, and when the manual mode is selected, when the driver presses the manual stop button 40, the engine 60 is forcibly stopped.

The transmission judging step (S210, 220) is a step of determining whether the transmission is an automatic transmission or a manual transmission mounted on the vehicle, which may be automatically determined, input by the driver, or preset by the operator in advance. .

The idle stop determination step (S310, S320, S330, S340) is a step of determining whether the idle stop condition of the engine 60 is satisfied by receiving various data, and is classified into four cases.

That is, it is classified into manual mode and manual transmission, manual mode and automatic transmission, automatic mode and automatic transmission, automatic mode and manual transmission, and their idling stop conditions are different in each case.

In the case of the manual mode and the manual transmission, as shown in FIG. 3, the idling stop determination step S310 includes a slope determination step S3111, a battery voltage determination step S312, and an operation activation determination step S313. Wow; The engine speed determination step (S314), the start frequency determination step (S315) and the external input condition determination step (S316).

The inclination determination step S311 is a step of determining that the idle stop condition is satisfied when the measured inclination of the vehicle is less than or equal to a preset angle.

The battery voltage judging step S312 is a step of measuring the battery voltage and determining that the idle stop condition is satisfied when the measured voltage of the battery exceeds a preset voltage.

The operation activation determining step (S313), after restarting after the engine 60 is started or forced stop, when the speed of the vehicle exceeds the preset speed value one or more times, it is determined that the idle stop condition is satisfied. Step.

The engine speed determination step (S314) is a step of determining that the idle stop condition is satisfied when the measured engine speed is less than or equal to a preset engine speed.

The start frequency determination step (S315) is a step of determining that the idle stop condition is satisfied when the start frequency of the engine 60 measured by calculating the start frequency of the engine 60 is less than or equal to a preset start frequency.

In the external input condition determination step (S316), the speed of the vehicle is '0', the position of the transmission is 'neutral', and the manual stop button 40 is pressed when the brake is operated without the clutch being operated. In this step, it is determined that the ground idle condition is satisfied.

When all of the above idling stop conditions are satisfied, the engine 60 is moved to the engine stop step S410 and the engine 60 is forcibly stopped.

The gradient determination step (S311), the battery voltage determination step (S312), the operation activation determination step (S313), the engine speed determination step (S314), and the start frequency determination step (S315) are as necessary. The idle stop determination step (S310) may be selected or excluded.

In the case of the manual mode and the automatic transmission, the idle stop determination step (S320), as shown in Figure 4, the slope determination step (S321), the battery voltage determination step (S322), and the operation activation determination step ( S323); The engine speed determination step (S324), the start frequency determination step (S325), and the external input condition determination step (S326).

At this time, except for the external input condition determination step (S326), the same as the manual mode and the manual transmission, a description thereof will be omitted.

In the external input condition determination step (S326), when the speed of the vehicle is '0', the position of the transmission is 'D', and the brake is operated, the manual stop button 40 is pressed, and the idling stop condition is entered. It is a step to judge that it is satisfied.

If all of the above idling stop conditions are satisfied, the engine 60 moves to the engine stop step S420 and the engine 60 is forcibly stopped.

And, in the case of the automatic mode and the automatic transmission, the idle stop determination step (S330), as shown in Figure 5, the slope determination step (S331), the battery voltage determination step (S332), and the operation activation determination step ( S333); The engine speed determination step (S334), the start frequency determination step (S335), and the external input condition determination step (S336).

At this time, except for the external input condition determination step (S336) is the same as the manual mode and the manual transmission, a description thereof will be omitted.

In the external input condition determination step (S336), when the vehicle speed is '0', the position of the transmission is 'D', and the brake operation state exceeds a predetermined time, it is determined that the idle stop condition is satisfied. It's a step.

If all the idling stop conditions as described above are satisfied, the engine stop step (S430) is moved to force stop the engine (60).

And, in the case of the automatic mode and the manual transmission, the idle stop determination step (S340), as shown in Figure 6, the slope determination step (S341), the battery voltage determination step (S342), and the operation activation determination step ( S343); The engine speed determination step (S344), the start frequency determination step (S345), and the external input condition determination step (S346).

At this time, except for the external input condition determination step (S346), the same as the manual mode and the manual transmission, a description thereof will be omitted.

In the external input condition determination step (S346), in the idle stop determination step (S340), the vehicle speed is '0', the position of the transmission is 'neutral', and the clutch is not operated and the brake is operated in advance. When the set time is exceeded, it is determined that the idle stop condition is satisfied.

When all of the above idling stop conditions are satisfied, the engine 60 is moved to the engine stop step S440 to forcibly stop the engine 60.

The idle release determining step (S510, S520, S530, S540) is a step of determining whether the idle conditions of the engine 60 is satisfied after the engine 60 is stopped, in the case of an automatic transmission and a manual transmission Classified as

In the case of a vehicle equipped with an automatic transmission, if the position of the transmission is 'N' in the idling release determination steps S520 and S530, the brake moves to the restarting step S600.

In the case of a vehicle equipped with a manual transmission, if the position of the transmission is 'neutral' in the idle release determining step (S510, S540), and the clutch and the brake are operating, the vehicle moves to the restarting step (S600).

The restarting step (S600) is a step of restarting the engine 60 when the release condition is satisfied in the idle release determining step (S510, S520, S530, S540).

By the vehicle idling control device and control method of the present invention as described above, if the idling is unnecessary when the vehicle is stopped, the engine 60 is automatically or manually stopped, and when the engine 60 is required to start, the fuel is automatically returned to its original operation. Can reduce the cost.

In addition, the engine 60 is forced by the inclination angle sensor 14, the battery voltage sensor 16, the engine speed sensor 17, and the start frequency counter 18 while the vehicle is operating in a dangerous state or for other purposes. Stopping can be prevented.

The idling forced limiting device and method of the present invention is not limited to the above-described embodiment, and may be variously modified and implemented within the scope of the technical idea of the present invention.

1 is a configuration diagram of an idling forced limiting device for a vehicle according to an embodiment of the present invention;

2 is a flowchart of a method for forcing a vehicle to limit idling according to an embodiment of the present invention;

3 to 6 is a flow chart illustrating the step of determining the idle stop according to each mode and the type of transmission in the forced idle limit method of the vehicle according to an embodiment of the present invention,

<Description of the symbols for the main parts of the drawings>

11: speed sensor, 12: transmission position sensor, 13: braking sensor, 14: inclination angle sensor, 15: clutch sensor, 16: battery voltage sensor, 17: engine speed sensor, 18: start count counter, 20: ECU, 30: control unit, 40: manual stop button, 50: display unit, 60: engine, S100: mode selection stage, S210, S220: transmission determination stage, S310, S320, S330, S340: idle stop determination stage, S311, S321, S331, S341: slope determination stage, S312, S322, S332, S342: battery voltage determination stage, S313, S323, S333, S343: operation activation determination stage, S314, S324, S334, S344: engine speed determination stage, S315, S325, S335, S345: Start count judgment step, S316, S326, S336, S346: External input condition judgment step, S410, S420, S430, S440: Engine stop step, S510, S520, S530, S540: Idle release judgment step, S600: Restart step.

Claims (15)

A speed sensor for measuring a speed of the vehicle; A transmission position sensor for detecting a position of the transmission; A braking detection sensor for detecting an operation state of the brake; An inclination angle sensor measuring an inclination of the vehicle; Consists of a control unit for forcibly stopping or restarting the engine by using the data measured from the speed sensor, transmission position sensor, brake detection sensor, inclination angle sensor, The control unit, When the inclination data measured by the inclination angle sensor exceeds a preset angle, the engine is not forcibly stopped, And the engine is not forcibly stopped when the speed of the vehicle does not exceed the preset speed value one or more times after the engine is restarted after the engine is started or forcedly stopped. The method of claim 1, For vehicles with automatic transmission, The control unit, When the speed of the vehicle is '0', the position of the transmission is 'D', and the brake operation state exceeds the preset time, the engine of the vehicle is forcibly stopped, If the position of the transmission is 'N', the brake is operating the vehicle idle limit device, characterized in that for restarting the engine of the vehicle. The method of claim 1, For vehicles with automatic transmission, Further comprising a manual stop button for sending a signal to forcibly stop the engine of the vehicle to the control unit, The control unit, When the speed of the vehicle is '0', the position of the transmission is 'D', and the brake is operated, when the manual stop button is pressed, the engine of the vehicle is forcibly stopped, If the position of the transmission is 'N', the brake is operating the vehicle idle limit device, characterized in that for restarting the engine of the vehicle. The method of claim 1, For vehicles with manual transmission, It further comprises a clutch detecting sensor for detecting the operation state of the clutch, The control unit, When the speed of the vehicle is '0', the position of the transmission is neutral, and the clutch is not operated and the state in which the brake is operated exceeds the preset time, the engine of the vehicle is forcibly stopped, If the position of the transmission is neutral, and the clutch and the brake is in operation, the idle limit limiting device of the vehicle, characterized in that for restarting the engine of the vehicle. The method of claim 1, For vehicles with manual transmission, A clutch detection sensor for detecting an operation state of the clutch; Further comprising a manual stop button for sending a signal to forcibly stop the engine of the vehicle to the control unit, The control unit, When the speed of the vehicle is '0', the position of the transmission is neutral, and the clutch is not operated and the brake is operated, when the manual stop button is pressed, the engine of the vehicle is forcibly stopped, If the position of the transmission is neutral, and the clutch and the brake is in operation, the idle limit limiting device of the vehicle, characterized in that for restarting the engine of the vehicle. The method according to any one of claims 1 to 5, It further comprises a battery voltage sensor for measuring the voltage of the battery, The control unit, If the measured voltage of the battery is less than the predetermined voltage, the engine idle forced limiting device, characterized in that not forcibly stopping the engine. delete The method according to any one of claims 1 to 5, It further comprises a start count counter that calculates the start count of the engine, The control unit, The forced idle limit device for a vehicle according to claim 1, wherein the engine is not forcibly stopped when the calculated number of start times of the engine exceeds a preset number of start times. The method according to any one of claims 1 to 5, It further comprises a display unit, The control unit, A stop accumulation time that is the sum of the times when the vehicle speed is '0' while the engine is in operation; A forced stop accumulation time which is the sum of the times when the engine is forcibly stopped by the controller; Idle forced limiting apparatus for a vehicle, characterized in that for calculating the idle idle limit execution rate expressed as a percentage by dividing the forced stop accumulation time by the stop accumulation time, and to be displayed to the outside through the display unit. An idling stop determination step of determining whether the idling stop condition of the engine is satisfied; An engine stop step of forcibly stopping the engine when the idle stop condition of the engine is satisfied in the idle stop determination step; An idling release determining step of determining whether the idling release condition of the engine is satisfied after the engine is stopped; When the idle condition is satisfied in the idle release determination step, a restart step of restarting the engine is performed. In the idle stop determination step, When the inclination of the vehicle measured by measuring the inclination of the vehicle is less than a predetermined angle, it is determined that the idle stop condition is satisfied and moves to the engine stop step, After restarting after the engine is started or forcedly stopped, if the speed of the vehicle exceeds the preset speed value one or more times, the engine stop step is determined to satisfy the idle stop condition. How to force idle. The method of claim 10, A mode selection step of selecting a manual mode or an automatic mode; For vehicles with automatic mode and automatic transmission, In the idling stop determination step, if the vehicle speed is '0', the position of the transmission is 'D', and the brake operation state exceeds the preset predetermined time, the engine stop step moves, For vehicles with manual mode and with automatic transmission, In the idling stop judging step, the vehicle speed is '0', the position of the transmission is 'D', and when the brake is operated without the clutch being operated, the manual stop button is pressed to move to the engine stop step. , For vehicles with automatic mode and manual transmission, In the idling stop judging step, if the vehicle speed is '0', the position of the transmission is neutral, and the clutch is not operated and the brake is operated more than a preset time, the engine stop step is moved. For vehicles with manual mode and equipped with manual transmission, In the idle stop determination step, the vehicle speed is '0', the position of the transmission is neutral, and when the manual stop button is pressed while the clutch is not operated, the engine moves to the engine stop step. Method of forcibly limiting idling of the vehicle. The method according to claim 10 or 11, wherein For vehicles with automatic transmission, In the idle release determination step If the position of the transmission is 'N', and the brake is operating, go to the restart step, For vehicles with manual transmission, In the idle release determination step If the position of the transmission is neutral, and the clutch and the brake is in operation, the idle idling restriction method of the vehicle, characterized in that for moving to the restarting step. The method according to claim 10 or 11, wherein In the idle stop determination step, When the measured voltage of the battery exceeds the predetermined voltage by measuring the battery voltage is determined to satisfy the idling stop condition, moving to the engine stop step, characterized in that for moving to the engine stop step. delete The method according to claim 10 or 11, wherein In the idle stop determination step, Computing the number of start-up of the engine when the number of start-up calculated by the engine is less than the preset start number is determined to satisfy the idle stop condition to move to the engine stop step, characterized in that for moving to the engine stop step.

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