JPH0345474U - - Google Patents

Info

Publication number
JPH0345474U
JPH0345474U JP1989107080U JP10708089U JPH0345474U JP H0345474 U JPH0345474 U JP H0345474U JP 1989107080 U JP1989107080 U JP 1989107080U JP 10708089 U JP10708089 U JP 10708089U JP H0345474 U JPH0345474 U JP H0345474U
Authority
JP
Japan
Prior art keywords
closing angle
ignition timing
ignition
operating state
ignition coil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1989107080U
Other languages
English (en)
Other versions
JPH0740690Y2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989107080U priority Critical patent/JPH0740690Y2/ja
Priority to US07/580,458 priority patent/US5048487A/en
Publication of JPH0345474U publication Critical patent/JPH0345474U/ja
Application granted granted Critical
Publication of JPH0740690Y2 publication Critical patent/JPH0740690Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
    • F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
    • F02P5/15—Digital data processing
    • F02P5/1502—Digital data processing using one central computing unit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Ignition Timing (AREA)

Description

【図面の簡単な説明】
第１図は本考案のクレーム対応図、第２図は本
考案に係る制御装置の概略図、第３図はその制御
ユニツトの詳細を示すブロツク図、第４図は本装
置の動作を示すメイン・ルーチン・フロー・チヤ
ート、第５図はその中で使用される遅角限界値の
決定（変更）動作を示すフロー・チヤート、第６
図は該遅角限界値の機関回転数に対する特性を示
す説明図、第７図は遅角限界値の変更単位値の機
関回転数に対する特性を示す説明図、第８図は第
６図と同様な従来の固定的な遅角限界値の特性を
示す説明図、第９図はＴＤＣ間における閉角度を
示すタイミング・チヤート、第１０図はバツテリ
電圧補正特性を示す説明図、第１１図は第５図フ
ロー・チヤートで使用する臨界的なデユーテイ基
準値を示す説明図及び第１２図はクランク角に対
する要求電圧特性を示す説明図である。 １０……内燃機関、１２……吸入空気路、１４
……エアクリーナ、１６……スロツトル弁、１８
……インテークマニホルド、２０……燃焼室、２
４……パイプ、２６……吸気圧力センサ、２８…
…冷却水通路、３０……水温センサ、３２……ス
ロツトル位置センサ、３６……デイストリビユー
タ、３８……ピストン、４０……クランク角セン
サ、４２……シリンダブロツク、４４……ノツク
センサ、４６……車速センサ、４８……バツテリ
電圧センサ、５０……排気路、５２……三元触媒
、５４……Ｏ２センサ、６０……制御ユニツト、
６２……レベル変換回路、６４……マイクロ・コ
ンピユータ、６６……波形整形回路、６８……ノ
ツク検出回路、７０……出力回路、７２……点火
装置、７４……点火プラグ。

Claims (1)

  1. 【実用新案登録請求の範囲】 ａ 機関の運転状態を検出する機関運転状態検出
    手段、 ｂ 該機関運転状態検出手段の出力を入力し、検
    出された運転状態に応じて予め設定された遅角限
    界値内において点火時期を最適に決定する点火時
    期決定手段、 ｃ 該点火時期決定手段及び前記機関運転状態検
    出手段の出力を入力し、決定された点火時期から
    運転状態に応じて点火コイルの閉角度を設定する
    点火コイル閉角度設定手段、 及び ｄ 該点火コイル閉角度設定手段の出力を入力し
    、設定値に応じて点火コイルの通電を制御して決
    定された点火時期で点火する点火手段、 からなる内燃機関の点火時期制御装置において、 ｅ 前記点火コイル閉角度設定手段の出力を入力
    し、該点火コイル閉角度の所定角度区間に占める
    閉角度比を算出して所定値と比較する比較手段、 を設け、前記点火時期決定手段は該比較手段の出
    力を入力して所定値と比較し、閉角度比が所定値
    以上と判断されるときは前記遅角限界値を進角側
    に変更する様に構成したことを特徴とする内燃機
    関の点火時期制御装置。
JP1989107080U 1989-09-12 1989-09-12 内燃機関の点火時期制御装置 Expired - Lifetime JPH0740690Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989107080U JPH0740690Y2 (ja) 1989-09-12 1989-09-12 内燃機関の点火時期制御装置
US07/580,458 US5048487A (en) 1989-09-12 1990-09-11 Ignition timing control system for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989107080U JPH0740690Y2 (ja) 1989-09-12 1989-09-12 内燃機関の点火時期制御装置

Publications (2)

Publication Number Publication Date
JPH0345474U true JPH0345474U (ja) 1991-04-26
JPH0740690Y2 JPH0740690Y2 (ja) 1995-09-20

Family

ID=14449975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989107080U Expired - Lifetime JPH0740690Y2 (ja) 1989-09-12 1989-09-12 内燃機関の点火時期制御装置

Country Status (2)

Country Link
US (1) US5048487A (ja)
JP (1) JPH0740690Y2 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6115665A (en) * 1993-05-07 2000-09-05 Ford Motor Company Memory efficient computer system and method for controlling an automotive ignition system
US6357427B1 (en) * 1999-03-15 2002-03-19 Aerosance, Inc. System and method for ignition spark energy optimization
US20060078638A1 (en) * 2004-10-08 2006-04-13 3D Systems, Inc. Stereolithographic apparatus
US7690909B2 (en) * 2005-09-30 2010-04-06 3D Systems, Inc. Rapid prototyping and manufacturing system and method
JP4375331B2 (ja) * 2005-12-26 2009-12-02 株式会社デンソー ノックセンサ信号処理装置
FI123042B (fi) * 2009-08-28 2012-10-15 Waertsilae Finland Oy Kipinäsytytteisen mäntäpolttomoottorin sytytyssäätö
US8997723B2 (en) * 2012-06-29 2015-04-07 Ford Global Technologies, Llc Method and system for pre-ignition control
DE102016214070A1 (de) * 2016-07-29 2018-02-01 Bundesdruckerei Gmbh Mindestens ein Diffraktionselement aufweisendes Polymerlaminat und Verfahren zu dessen Herstellung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63129167A (ja) * 1986-11-19 1988-06-01 Nippon Denso Co Ltd 内燃機関用点火制御装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56135754A (en) * 1980-03-26 1981-10-23 Nippon Denso Co Ltd Method of controlling current feeding time period at the time of acceleration
US4516554A (en) * 1982-03-31 1985-05-14 Honda Giken Kogyo Kabushiki Kaisha Ignition timing control system for internal combustion engine
GB8319694D0 (en) * 1983-07-21 1983-08-24 Lucas Ind Plc Ic engine coil-type ignition control
US4933861A (en) * 1988-10-03 1990-06-12 Ford Motor Company Ignition system with feedback controlled dwell

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63129167A (ja) * 1986-11-19 1988-06-01 Nippon Denso Co Ltd 内燃機関用点火制御装置

Also Published As

Publication number Publication date
US5048487A (en) 1991-09-17
JPH0740690Y2 (ja) 1995-09-20

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term