JPS63136240U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の構成ブロツク図、第２図は本
考案の一実施例としての始動制御装置の全体構成
図、第３図同上装置の制御手段に内蔵される燃料
噴射量の各時点における値の特性図、第４図は同
上装置の制御手段に内蔵される噴射時期を表わす
特性図、第５図は同上装置の制御手段に内蔵され
る排気絞り弁の開閉特性図、第６図は同上装置の
取付けられたガソリンエンジンの作動行程説明図
、第７図は同上装置の取付けられたガソリンエン
ジンのクランク軸角速度線図、第８図はオーバー
ラツプ時の吹き抜けを説明する線図、第９図及び
第１０図は同上装置の制御手段に内蔵される各制
御プログラムのフローチヤートをそれぞれ示して
いる。 １０……インジエクタ、１３……エンジンコン
トローラ、１３１……マイクロコンピユータ、１
４……開閉器、１８……排気絞り弁、２０……点
火プラグ、２１……デイストリビユータ、２７…
…クランク角センサ、Ａ……ガソリンエンジン、
Ｍａ，Ｍｂ……噴射量、Ｔ１，Ｔ２……噴射時間
。 Fig. 1 is a block diagram of the structure of the present invention, Fig. 2 is an overall block diagram of a starting control device as an embodiment of the present invention, and Fig. 3 is a diagram of the fuel injection amount built in the control means of the same device at various times. Figure 4 is a characteristic diagram showing the injection timing built into the control means of the same device, Figure 5 is an opening/closing characteristic diagram of the exhaust throttle valve built into the control means of the same device, and Figure 6 is a characteristic diagram of the values. Figure 7 is a crankshaft angular velocity diagram of the gasoline engine equipped with the above device, Figure 8 is a diagram illustrating blow-through during overlap, Figure 9 and FIG. 10 each show a flowchart of each control program built in the control means of the same device. 10... Injector, 13... Engine controller, 131... Microcomputer, 1
4... Switch, 18... Exhaust throttle valve, 20... Spark plug, 21... Distributor, 27...
...Crank angle sensor, A...Gasoline engine,
Ma, Mb...injection amount, T1, T2...injection time.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 各気筒毎の燃料噴射手段、その他の始動補助手
段及び上記両手段の作動を制御する制御手段をそ
れぞれ有した火花点火機関に装着され、上記制御
手段が上記燃料噴射手段及び始動補助手段の内の
少なくとも一方を始動性向上を図り易い駆動状態
量に基づき駆動させる火花点火機関の始動制御装
置において、上記各気筒毎の着火情報を出力する
着火検出手段と、上記駆動状態量としての着火前
状態量と着火後状態量を出力可能な駆動状態量出
力手段とをそれぞれ備え、上記制御手段が上記着
火情報より判別した着火気筒の駆動状態量として
上記着火前状態量に代え上記着火後状態量を選択
した上で駆動制御することを特徴とした火花点火
機関の始動制御装置。 The spark ignition engine is equipped with a fuel injection means for each cylinder, other starting aid means, and a control means for controlling the operation of both of the above means, and the control means is one of the fuel injection means and starting aid means. A starting control device for a spark ignition engine that drives at least one of the engines based on a drive state quantity that facilitates improvement in startability, including an ignition detection means that outputs ignition information for each cylinder, and a pre-ignition state quantity as the drive state quantity. and drive state quantity output means capable of outputting a post-ignition state quantity, and the control means selects the post-ignition state quantity in place of the pre-ignition state quantity as the drive state quantity of the ignition cylinder determined from the ignition information. A starting control device for a spark ignition engine, which performs drive control after