JPH0332138U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a complaint response diagram of the throttle opening control device for an internal combustion engine for a vehicle with a manual transmission according to the present invention, Fig. 2 is a schematic diagram showing the overall specific configuration thereof, and Fig. 3 is a clutch sensor 4 is a block diagram specifically showing the details of the control unit shown in FIG. 2, FIG. 5 is a flow chart showing the operation of the control device according to the present invention, and FIG. An explanatory diagram showing the throttle opening control characteristics showing the premise, FIG. 7 is an explanatory diagram showing the throttle opening control characteristics with respect to the accelerator opening, and FIG. 8 is an explanatory diagram showing the engagement state when the clutch pedal is depressed. 9 is an explanatory diagram showing the target engine speed at clutch engagement, which is set corresponding to the accelerator opening degree,
FIG. 10 is an explanatory diagram showing the correction characteristic of the throttle opening target value according to the deviation between the target rotation speed and the actual rotation speed, and FIG. 11 is an explanatory diagram showing the correction characteristic of the intake pipe internal pressure target value, FIG. 12 is a flow chart showing a second embodiment of the present invention, and FIG. 13 is an explanatory diagram showing a third embodiment of the present invention. 1... Throttle opening detection means (throttle opening sensor 52), 2... Accelerator pedal depression amount detection means (accelerator opening sensor 54), 3... Engine speed detection means (crank angle sensor 58), 4... Target throttle opening degree setting means (micro computer 72), 5... actuator driving means (micro computer 72), 6... actuator (pulse motor 36), 7... clutch engagement state detection means (clutch sensor 62), 8... target engine rotation speed Setting means (microcomputer 72), 9
...Target throttle opening correction means (microcomputer 72), 10...Intake pipe, 12...Throttle valve, 14...Throttle valve shaft, 16...Throttle drum, 18...Wire, 20...Link mechanism, 22
...Accelerator pedal, 24...Throttle direct connection lever, 26...Lost motion spring, 28...Return spring, 30...Throttle closing lever, 34...Connection rod, 36...Pulse motor, 40
...Motor lever, 42...Stopper, 50...Control unit, 52...Throttle opening sensor, 54...Accelerator opening sensor, 56...Intake pressure sensor, 58...
Crank angle sensor, 60...Clutch pedal, 62
...Clutch sensor, 72...Micro computer, 78...Pulse motor control circuit.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) a. Throttle opening detection means for detecting the opening of a throttle valve provided in the engine intake passage; b. Detecting the amount of depression of the accelerator pedal provided on the floor of the driver's seat of the vehicle. (c) An engine rotation speed detection means provided near the engine rotating part to detect the rotation speed of the engine; (d) An output of the engine rotation speed detection means and the accelerator pedal depression amount detection means; , target throttle opening setting means for setting the target opening of the throttle valve so that the engine load becomes a predetermined value; an actuator drive means for determining the deviation between the actual opening degree and the actual opening degree, and driving an actuator connected to the throttle valve to eliminate the deviation; A throttle opening control device for an internal combustion engine for a vehicle with a manual transmission, comprising: (g) clutch engagement state detection means for detecting that the clutch of the manual transmission is operating in the engagement direction; (h) target engine speed setting means that inputs the output of the accelerator pedal depression amount detection means and sets a target value of the engine rotation speed according to the pedal depression amount, and (i) the target engine rotation speed setting means and the clutch engagement. The state detection means and the engine rotation speed detection means are provided with target throttle opening means for correcting the target throttle opening according to the deviation between the target engine rotation speed and the actual engine rotation speed when the engine rotation speed detection means is in operation. A throttle opening control device for internal combustion engines for vehicles with manual transmissions. (2) a. Intake pipe pressure detection means for detecting the pressure of intake air in the engine intake pipe; b. Accelerator pedal depression amount detection means for detecting the depression amount of the accelerator pedal arranged on the floor of the vehicle driver's seat; c. Near the rotating parts of the engine. d) an engine rotation speed detection means for detecting the engine rotation speed; d) inputting the outputs of the engine rotation speed detection means and the accelerator pedal depression amount detection means; a target intake pipe pressure setting means for setting a target pressure; e. inputting the outputs of the target intake pipe pressure setting means and the intake pipe pressure detection means to obtain a deviation between the target pressure and the actual pressure; A throttle opening control device for an internal combustion engine for a vehicle equipped with a manual transmission, comprising: an intake pipe pressure adjusting means for adjusting the pressure inside the intake pipe to eliminate the problem, f. the clutch of the manual transmission is operating in the engagement direction; Clutch engagement state detection means for detecting; g. target engine rotation speed setting means for inputting the output of the accelerator pedal depression amount detection means and setting a target value of the engine rotation speed according to the depression amount; and h. The outputs of the engine rotation speed setting means, the clutch engagement state detection means, and the engine rotation speed detection means are input, and when it is confirmed that the clutch is operating in the engagement direction, the target engine rotation speed and the actual engine rotation are determined. A throttle opening degree control device for an internal combustion engine for a vehicle equipped with a manual transmission, comprising: target intake pipe pressure correction means for correcting the target intake pipe pressure according to a deviation from the target intake pipe pressure.