SU579931A3 - Способ работы двигател внутреннего сгорани с принудительным зажиганием - Google Patents

Способ работы двигател внутреннего сгорани с принудительным зажиганием

Info

Publication number
SU579931A3
SU579931A3 SU7402043330A SU2043330A SU579931A3 SU 579931 A3 SU579931 A3 SU 579931A3 SU 7402043330 A SU7402043330 A SU 7402043330A SU 2043330 A SU2043330 A SU 2043330A SU 579931 A3 SU579931 A3 SU 579931A3
Authority
SU
USSR - Soviet Union
Prior art keywords
air
mixture
valve
exhaust valve
combustion
Prior art date
Application number
SU7402043330A
Other languages
English (en)
Inventor
Эно Клод
Original Assignee
Режи Насьональ Дез Юзин Рено И Отомобиль Пежо (Фирма)
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 by Режи Насьональ Дез Юзин Рено И Отомобиль Пежо (Фирма) filed Critical Режи Насьональ Дез Юзин Рено И Отомобиль Пежо (Фирма)
Application granted granted Critical
Publication of SU579931A3 publication Critical patent/SU579931A3/ru

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D13/00Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0242Variable control of the exhaust valves only
    • F02D13/0246Variable control of the exhaust valves only changing valve lift or valve lift and timing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B17/00Engines characterised by means for effecting stratification of charge in cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B19/00Engines characterised by precombustion chambers
    • F02B19/10Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder
    • F02B19/1019Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder with only one pre-combustion chamber
    • F02B19/1023Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder with only one pre-combustion chamber pre-combustion chamber and cylinder being fed with fuel-air mixture(s)
    • F02B19/1028Engines characterised by precombustion chambers with fuel introduced partly into pre-combustion chamber, and partly into cylinder with only one pre-combustion chamber pre-combustion chamber and cylinder being fed with fuel-air mixture(s) pre-combustion chamber and cylinder having both intake ports or valves, e.g. HONDS CVCC
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B19/00Engines characterised by precombustion chambers
    • F02B19/12Engines characterised by precombustion chambers with positive ignition
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B21/00Engines characterised by air-storage chambers
    • F02B21/02Chamber shapes or constructions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D13/00Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0261Controlling the valve overlap
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D13/00Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0273Multiple actuations of a valve within an engine cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D13/00Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0276Actuation of an additional valve for a special application, e.g. for decompression, exhaust gas recirculation or cylinder scavenging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00Engines characterised by fuel-air mixture compression
    • F02B1/02Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00Other engines
    • F02B75/12Other methods of operation
    • F02B2075/125Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)

Claims (2)

  1. В варианте на фиг, 4, камера сгорани  3 соединена с трубсЛпроводом 5 через форкамеру 12, в которой размешена свеча зажигани  8, а в варианте на фиг. 5, камера сгорани  3 соединена с трубопроводом 7 через дополнительную камеру 13, При работе двигател  во врем  такта виуска в цилиндр 2 из трубопровода 5 чечерез открытый впускной клапан 4 подают богатую топливко-воздушную смесь. В это врем  открыт и выпускной клапан 6, через который из канала 10 поступает воздух в цилиндр
  2. 2. Воздух н топливно-воздушна  смесь распредел-йютс  в камере сгорани  3 к моменту зажигани  примерно так, как показано на;фиг, 1-5 (скопление топливновоздушной смеси показано точками). Это распределение может быть улучшено дополнителшым подемом выпуского клапана в конце «акта внуска. На диаграмме, показанкой на фиг. 6, лини  А показывает нормальный подъем впускного клапана 4, а лиВВЕЯ Б - нормальный подъем выпускного кла пана 6, Пуш  ирйа  лини  Б показывает увеличение зоны иврекрыти  впускного кладана 4 и выиуского клапана 6 путем-задержки закрыта  выпускного клапа.на 6, Пунктир на  лини  Б показывает, что дл  впуска воздуха в камеру сгорани  3 выпускной кла пан 6 может быть дополнительно открыт в кшке такта впусжа, Это дополнитель ое введение воздуха усиливает аффект послойного распределени  и обеднени  смеси. Обдувка стенок камеры сгорани  3 воздухом уменьшает конденсацию на, них топлива, котора   вл етс  одной из причин неполного сгорани . Кроме того, этому споссйствует и нагрев воздуха при его прохождении в коллекторе 9, Дополнительный эффект получаетс  и при охлаждении воздухом вывускиого клапана 6. Тзаким образом, около свечи за-жигани 8 образуетСН относительно богата  смесь, котора  обедн етс  по мере удалени  от чоиы воспламенени . Воспламенение смеси производитс  от свечи зажигани  8. Образование окислов азссе при сгорании в функции от состава смеси: при цанной температуре горени  показана на фиг, 7, где видны зоны с меньшим количеством окислов азота, соответствуюшие двум вицам зар да топливно-воздушной смеси - богата  зона В вблизи свечи зажигани  8 и очень бедна  зона Г при практически чистом воздухе. ( После сгорани  продукты сгорани  выпускают из цилиндра 2 в трубопровод 7 через выпускной клапан 6, В трубопроводе 7 Выхлопные газы смешиваютс  с воздухом, что способствует дожиганию в них горючи; с оставл кхцих. Изобретение позвол ет снизить токсичность отработавших газов двигател  внутреннего сгорани . Формула изобретени  1,Способ работы двигател  внутреннего сгорани  с принудительным зажиганием путем впуска в цилиндр богатой топливио-воздушной смеси через впускной клапан, подвода воздуха в зону, противоположную зоне воспламенени , и выпуска продуктов сгорани  через выпускной клапан, /.отличающийс  тем, что, с целью снижени  токсичности веществ в выхлопных газах, подвод воздуха .осуществл ют через выпускной клапан в период его перекрыти  о впускным клапаном, 2,Способ по п, 1, о т л и ч а ю ш и йс   тем, что подвод воздуха дополнительно осуществл ют в конце такта впуска. Источники информации, прин тые во внимание при экспертизе; 1. За вка ФРГ № 1576027, кл, 46а, 17/00, опубл. 197О,
    Ht.l
    11
    76
    Vut
    Put.
    8 I
    Фш. 5
    fut.S
    lput.7
SU7402043330A 1973-07-06 1974-07-05 Способ работы двигател внутреннего сгорани с принудительным зажиганием SU579931A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7324939A FR2236378A5 (ru) 1973-07-06 1973-07-06

Publications (1)

Publication Number Publication Date
SU579931A3 true SU579931A3 (ru) 1977-11-05

Family

ID=9122219

Family Applications (2)

Application Number Title Priority Date Filing Date
SU7402043330A SU579931A3 (ru) 1973-07-06 1974-07-05 Способ работы двигател внутреннего сгорани с принудительным зажиганием
SU752170404A SU743590A3 (ru) 1973-07-06 1975-09-15 Двигатель внутреннего сгорани с принудительным зажиганием

Family Applications After (1)

Application Number Title Priority Date Filing Date
SU752170404A SU743590A3 (ru) 1973-07-06 1975-09-15 Двигатель внутреннего сгорани с принудительным зажиганием

Country Status (11)

Country Link
US (1) US3976039A (ru)
JP (1) JPS5037907A (ru)
DE (1) DE2349928C3 (ru)
ES (1) ES428278A1 (ru)
FR (1) FR2236378A5 (ru)
GB (1) GB1466589A (ru)
IT (1) IT1014382B (ru)
NL (1) NL7407840A (ru)
RO (1) RO69770A (ru)
SE (1) SE418635B (ru)
SU (2) SU579931A3 (ru)

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Also Published As

Publication number Publication date
US3976039A (en) 1976-08-24
ES428278A1 (es) 1976-09-01
SE418635B (sv) 1981-06-15
IT1014382B (it) 1977-04-20
RO69770A (ro) 1981-06-26
JPS5037907A (ru) 1975-04-09
DE2349928A1 (de) 1975-01-30
DE2349928C3 (de) 1978-09-21
NL7407840A (nl) 1975-01-08
DE2349928B2 (de) 1978-01-12
FR2236378A5 (ru) 1975-01-31
SE7408780L (ru) 1975-01-07
SU743590A3 (ru) 1980-06-25
GB1466589A (en) 1977-03-09

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