JPS6276265U

JPS6276265U -

Info

Publication number: JPS6276265U
Application number: JP16675485U
Authority: JP
Priority date: 1985-10-31
Filing date: 1985-10-31
Publication date: 1987-05-15

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の構成を示すブロツク
図、第２図は従来の装置の構成を示すブロツク図
、第３図は機関の回転速度に対する速度検出信号
の変化の特性を示す線図、第４図は燃料噴射ポン
プのラツク（燃料供給量調節部材）の位置と操作
信号との関係の一例を示す線図、第５図は速度設
定信号及び微分信号の時間に対する変化を示す線
図である。１…内燃機関、２…アクチユエータ、３…バツ
テリ、４…速度検出回路、５…アクセル位置検出
回路、６…速度設定回路、７…偏差検出回路、８
…演算回路、９…アクチユエータ駆動回路、１０
…微分回路。 Fig. 1 is a block diagram showing the configuration of an embodiment of the present invention, Fig. 2 is a block diagram showing the configuration of a conventional device, and Fig. 3 is a diagram showing the characteristics of changes in the speed detection signal with respect to the rotational speed of the engine. , Fig. 4 is a diagram showing an example of the relationship between the position of the rack (fuel supply amount adjusting member) of the fuel injection pump and the operation signal, and Fig. 5 is a diagram showing changes over time in the speed setting signal and differential signal. It is. DESCRIPTION OF SYMBOLS 1... Internal combustion engine, 2... Actuator, 3... Battery, 4... Speed detection circuit, 5... Accelerator position detection circuit, 6... Speed setting circuit, 7... Deviation detection circuit, 8
... Arithmetic circuit, 9... Actuator drive circuit, 10
... Differential circuit.

Claims

[Claims for Utility Model Registration] An actuator that operates a fuel adjustment means that adjusts the amount of fuel supplied to an internal combustion engine, a speed detection circuit that detects the rotational speed of the internal combustion engine and outputs a speed detection signal, and an accelerator position detector that detects the position of an accelerator operating member that indicates the rotational speed of the engine; and an output of the accelerator position detector that indicates a set value of the rotational speed of the internal combustion engine corresponding to the position of the accelerator operating member. a speed setting circuit that outputs a speed setting signal; and a deviation that receives an output of the speed detection circuit and an output of the speed setting circuit as inputs and outputs a speed deviation signal indicating the deviation between the actual rotational speed and the set rotational speed of the internal combustion engine. a detection circuit; an arithmetic circuit that receives the speed deviation signal as an input and outputs a manipulation signal corresponding to the amount of manipulation of the actuator necessary to maintain the deviation within a predetermined range; and a calculation circuit that receives the manipulation signal as an input and operates the actuator. A rotational speed control device for an internal combustion engine including an actuator drive circuit for driving, a differentiating circuit for receiving the speed setting signal as an input and differentiating the speed setting signal with respect to time, the output of the differentiating circuit being used together with the speed deviation signal. A proportional component proportional to the deviation between the speed setting signal and the speed detection signal, an integral component corresponding to the integral value of the deviation, and a derivative corresponding to the differential value of the speed setting signal A rotation speed control device for an internal combustion engine, characterized in that a signal corresponding to the sum of the components is output as the operation signal.