KR20030029700A - Engene Driving Control System and Driving Control Method of the System - Google Patents

Abstract

PURPOSE: An engine driving control unit and a driving control method are provided to achieve 100% wearing rate of a seat belt without options wearing the belt by controlling the engine driving whether wearing the belt or not in starting. CONSTITUTION: An engine driving control unit and a driving control method are composed of an injector(4) injecting fuel to a plurality of combustion chambers of an engine(2), a fuel pump(6) holding high-pressured fuel in the injector, a fuel supply unit formed with a fuel tank(8) filling the fuel pump with a large quantity of fuel, and an Electronic Control Unit(ECU)(10) controlling electronically an opening and closing of the injector. The ECU is electronically connected with a water temperature sensor(14), a vacuum sensor(16), an axle sensor(18), a throttle switch(20), a distributor(22), various switches, relays, the fuel pump, and the injector. A solenoid valve(24) installed a fuel pipe coupled with an output port of the fuel pump is opened and closed to electronic controls, and is electronically connected with the ECU. A vehicle speed sensor(26) equipped with the ECU electronically inputs detected speed information to the ECU. A seat belt wearing detecting unit(28) detects the combination of a buckle and an anchor. A seat belt wearing indicating unit(30) connected with the ECU electronically originates warning sounds and lights to control signals of the ECU.

Description

Engine driving control device and driving control method of vehicle {Engene Driving Control System and Driving Control Method of the System}

The present invention relates to an engine drive control apparatus and method for a vehicle, and more particularly, to an engine drive control apparatus for a vehicle capable of controlling an engine driving speed by controlling a distribution state of fuel supplied in a state of atomization to a combustion chamber and its It relates to a drive control method.

In general, the vehicle is configured to be moved by the driving force generated by the engine, and the engine linearly reciprocates the piston according to the volume change in the internal combustion chamber, and converts the linear movement force of the piston into the rotational movement force of the crankshaft. To drive the wheels.

On the other hand, the volume change in the engine combustion chamber is made according to the combustion and explosion action of the fuel supplied to the combustion chamber, the fuel is supplied to a plurality of combustion chambers of the engine by a fuel supply device mounted on the vehicle, the fuel supply device The operation is controlled electronically by the control device, thereby achieving smooth and effective fuel supply control.

That is, the vehicle includes an injector provided to inject fuel into a plurality of combustion chambers of an engine, a fuel pump for allowing high-pressure fuel to be held in the injector, and a fuel tank for filling a large amount of fuel supplied to the fuel pump. The fuel supply device and the intake device for supplying air mixed with the fuel and the opening and closing of the injector are configured to be electronically controlled by the ECU.

Of course, the ECU may be electrically connected to the intake air temperature sensor, the water temperature sensor, the vacuum sensor, the air valve, the accelerator sensor, the throttle switch, the distributor, the various switches and relays, and the fuel pump and the injector. The supply and combustion of fuel is achieved.

On the other hand, in order to protect the occupants safely from accidents, seat belts are provided in each seat, and a separate display device and seat belt worn for the driver to easily recognize the driving state of the seat belt. The sensing device is configured.

Therefore, the driver soon recognizes that the seat belt is not worn according to the presence or absence of a warning light and a warning sound displayed on the display portion of the seat belt while the instrument lamp is turned on, and accordingly takes appropriate measures.

However, the conventional apparatus as described above has a disadvantage in that it is possible to start the vehicle without immediately following a follow-up action as the warning light and the warning sound are generated at the start of the start, and thus it cannot contribute to the improvement of the wearing rate of the seat belt.

In addition, when the RPM and the speed of the vehicle are continuously raised, there is a case that the seat belt is to be worn according to other surrounding driving conditions, which may cause a safety operation of the vehicle and cause an accident. There was a problem.

The present invention has been made to solve the above-mentioned disadvantages and problems, the object of the present invention is to control the driving of the engine according to whether the seat belt is worn at the beginning of the vehicle, the seat belt It is an object of the present invention to provide an engine drive control apparatus and a drive control method thereof for eliminating a choice in wearing and thus achieving 100% wearing rate.

In addition, the present invention, in the state that the RPM and the speed of the vehicle is continuously raised, causing trouble and accidents for the safe operation of the vehicle that can be caused when trying to wear the seat belt according to other surrounding driving conditions also Another object of the present invention is to provide an engine drive control apparatus for a vehicle and a drive control method thereof which can be eliminated.

1 is a schematic diagram showing the configuration of an engine drive control apparatus for a vehicle according to the present invention;

2 is a flowchart illustrating a method for controlling engine drive of a vehicle according to the present invention.

In order to achieve the above object, the present invention provides an injector which is capable of injecting fuel into a plurality of combustion chambers of an engine, a fuel pump for allowing a high pressure fuel to be held in the injector, and a large amount of fuel supplied to the fuel pump. A fuel supply device including a fuel tank configured to be filled is provided, and an ECU for electronically controlling the opening and closing of the injector is provided. And various switches and relays, and a structure in which the fuel pump and the injector are electrically connected to each other, wherein the fuel supply device is configured to open and close under electronic control on the fuel pipe connected from the output port of the fuel pump. It consists of a structure that includes a solenoid valve, the solenoid valve is electrically connected to the ECU And a vehicle speed sensor provided to be electrically connected to the ECU so as to input detection information on the vehicle traveling speed to the ECU, and detecting whether the buckle and the anchor are coupled to the ECU, and detecting the detection signal to the ECU. Is configured to further include a belt wearing or not detecting unit provided to be able to input the belt wearing or not electrically connected to the ECU to emit a warning sound and warning light by the control signal from the ECU according to whether the belt is worn. It provides an engine drive control apparatus for a vehicle characterized in that.

In addition, the present invention is executed after the vehicle is started, the belt wearing signal input step of storing the detection signal for wearing the belt input from the belt wearing whether the detection unit in any register 'V1', and the belt wearing signal input Whether the belt is worn by the occupant according to the execution of the step is determined whether the belt worn by the occupant, and whether the belt is worn in the belt wearing decision step is determined when the passenger is not wearing the belt Drive the display unit to drive the display unit by outputting a warning signal to output a warning signal, and after the execution of the belt wearing unit display unit drive step, the electric signal for the detected value of the vehicle speed from the vehicle speed sensor is inputted to an arbitrary register. A vehicle speed input step to be stored in S1 and the first vehicle speed input step Determining whether the value is greater than or equal to 40 km / h in vehicle speed, and if the vehicle speed is determined to be greater than or equal to 40 km / h in this step, causing the solenoid valve to close gradually with the opening / closing amount for the lowest speed driving mode. It provides a drive control method of the engine drive control apparatus of a vehicle comprising a step of rapidly decelerating.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1, an embodiment of the present invention provides an injector 4 provided to inject fuel into a plurality of combustion chambers of an engine 2 and a high-pressure fuel in the injector 4. A fuel supply device including a fuel pump 6 and a fuel tank 8 for filling a large amount of fuel supplied to the fuel pump 6 is configured, and an ECU for electronically controlling the opening and closing of the injector 4. 10, the ECU 10, the intake air temperature sensor 12, the water temperature sensor 14, the vacuum sensor 16, the accelerator sensor 18, the throttle switch 20, the distributor 22, The present invention relates to an engine drive control apparatus for a vehicle, which is configured of a structure in which various switches and relays (not shown) and the fuel pump 6 and the injector 4 are electrically connected.

That is, the fuel supply device is configured to include a solenoid valve 24 configured to open and close under electronic control on the fuel pipe connected from the output port of the fuel pump 6, and such a solenoid valve ( 24 is configured to be electrically connected to the ECU 10, and electrically connected the vehicle speed sensor 26, belt wearing or not detecting unit 28, belt wearing or not display unit 30 to the ECU (10). will be.

The vehicle speed sensor 26 is provided in a state of being electrically connected to the ECU 10 so that the sensing information about the vehicle traveling speed can be input to the ECU 10.

In addition, the belt wearing or not detecting unit 28 detects whether the buckle and the anchor is coupled to the buckle (not shown) in an electrically connected state to the ECU 10 so that the detection signal can be input to the ECU 10. ) And anchors (not shown).

In addition, the belt wearing or not display unit 30 also emits a warning sound and a warning light by a control signal from the ECU 10 depending on whether the belt is worn. It is comprised by the speaker (not shown) attached to the lamp, and the lamp (not shown) arrange | positioned at the predetermined site | part of an instrument panel.

On the other hand, the apparatus according to the present invention, as shown in Figure 2, the belt wearing signal input step (S10) and whether the belt wearing or not (S20) and the belt wearing or not display unit driving step (S30) and vehicle speed input step (S40), Then, the vehicle speed determination step S50 and the sudden deceleration step S60 are executed, whereby driving control is performed.

That is, in the belt wearing signal input step (S10) executed after the vehicle is started, the detection signal for wearing the belt input from the belt wearing or not detecting unit 28 is stored in an arbitrary register 'V1'. According to the execution of the belt wearing signal input step (S10), it is determined whether the belt is worn by the occupant in the belt wearing determination step (S20).

In addition, when it is determined that the occupant does not wear the belt in the belt wearing or not determining step (S20), the belt wearing or not display driving unit (S30) drives the belt wearing or not display unit 30 to output a warning signal. .

In addition, in the vehicle speed input step (S40) after the execution of the belt wearing display unit driving step (S30), an electrical signal for the detected value for the vehicle speed from the vehicle speed sensor 26 is inputted to a predetermined register 'S1. Will be stored in '.

Further, whether the value input in the vehicle speed input step S40 is 40 km / h or more is performed in the vehicle speed determination step S50. When it is determined that the vehicle speed is 40 km / h or more in this step, In the sudden deceleration step S60, the solenoid valve 24 is controlled to gradually close with the opening / closing amount for the lowest speed driving mode.

An engine drive control apparatus for a vehicle and a drive control method thereof according to the present invention as described above have the advantage of eliminating the choice in wearing the seat belt and thus making it possible to achieve a wearing rate of 100%.

That is, by detecting whether the seat belt is worn at the start of the vehicle and controlling the driving of the engine according to the result, the vehicle speed can be rapidly decelerated, and thus the vehicle is not worn without the seat belt. Will be able to drive only at the minimum speed.

Claims (2)

An injector 4 provided to inject fuel into a plurality of combustion chambers of the engine 2, a fuel pump 6 for supplying high-pressure fuel to the injector 4, and a fuel pump 6 supplied to the fuel pump 6. A fuel supply device including a fuel tank (8) configured to fill a large amount of fuel is provided, and an ECU (10) for electronically controlling the opening and closing of the injector (4) is provided. On sensor 12, water temperature sensor 14, vacuum sensor 16, accelerator sensor 18, throttle switch 20, distributor 22, various switches and relays, and the fuel pump 6 and injector ( 4) consists of a structure in which the lamp is electrically connected, The fuel supply device is configured to include a solenoid valve 24 configured to open and close under electronic control on the fuel pipe connected from the output port of the fuel pump 6, The solenoid valve 24 is configured to be electrically connected to the ECU 10, A vehicle speed sensor 26 provided in a state of being electrically connected to the ECU 10 and configured to input sensing information about the vehicle traveling speed to the ECU 10; And A belt wearing or not detecting unit 28 provided to detect whether a buckle and an anchor are coupled to input the detection signal to the ECU 10; And, The vehicle further comprises a belt wearing display unit 30 electrically connected to the ECU 10 to emit a warning sound and a warning light by the control signal from the ECU 10 according to whether the belt is worn. Engine control unit (2). A belt wearing signal input step (S10) of storing the detection signal for wearing the belt input from the belt wearing whether or not the detection unit 28 is stored in an arbitrary register 'V1' after the vehicle is started; A belt wearing decision step (S20) of determining whether the occupant has worn the belt according to the presence or absence of an input signal according to the execution of the belt wearing signal input step (S10); When the belt wearing or not determining step (S20) is determined that the occupant has not worn the belt to drive the belt wearing or not display unit 30 by driving the belt wearing whether or not to display a warning signal output step (S30); The vehicle speed input step (S40) of inputting an electrical signal for the detected value for the vehicle speed from the vehicle speed sensor 26 after the execution of the belt wearing display unit driving step (S30) and storing it in an arbitrary register 'S1'. ; The vehicle speed determination step (S50) of determining whether the value input in the first vehicle speed input step (S40) is equal to or greater than 40 km / h, and when the vehicle speed is determined to be equal to or greater than 40 km / h in the step (S50) And suddenly decelerating the vehicle speed by causing the solenoid valve 24 to be gradually closed at the opening / closing amount for the lowest speed traveling mode, the driving control method of the engine drive control apparatus for the vehicle.