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konsep, tujuan dan perbandingan EFI dan konvensional engine
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Sistem Bahan BakarEFI(Electronic Fuel Injection)
PRINSIP DASAR EFI
Syarat Motor BakarBahan BakarUdaraPanas/api
Fungsi Sistem Bahan BakarMengalirkan dan mencampur bahan bakar dengan udara ke ruang bakar dengan diperoleh perbandingan yang sesuai
Perbandingan Udara dan Bahan Bakar
Pencampuran Bahan Bakar KendaraanManualElektronikKarburatorECUSist BBSist Air Inductance
1967mobilVWsudah mengaplikasi sistem injeksi dengan unit pengontrol elektronika.Toyota sejak 1971 mulai mengembangkan sistem EFI (electronic fuel injection). Dan 1979, Toyota sudah mengekspor mobil berteknologi EFI seperti Crown dan Cressida.Sejarah EFI
Prinsip Dasar EFISensorECUAktuator
KLASIFIKASI JENIS EFI
Klasifikasi Jenis EFIJml InjectorTempat InjectorDeteksi Udara
Berdasarkan Jumlah InjektorSingle PointMulti Point
Berdasarkan Penempatan InjektorDirect InjectionIndirect Injection
Berdasarkan Deteksi UdaraD JetronikL Jetronic
PERBANDINGAN EFI DG KARBURATOR
Karburator
Elektroni Fuel Injection
Saat Start
Saat Cuaca Dingin
Saat Akselerasi
Saat High Power Output
PENGONTROLAN PADA SISTEM INJEKSI
Kontrol Utama(Injeksi Dasar)
Kontrol KoreksiKontrol Volume & Timming Penyemprotan
Kontrol Utama
Kontrol Koreksi
Kontrol Volume dan Timming Penyemprotan
SISTEM SISTEM PADA EFI
Air Inductance Sistem
Fuel Sistem
Electronic Control System
Sistem Tambahan
Sistem Tambahan
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