METHOD AND APPARATUS FOR DRIVING A PLURAL BANK PIEZOELECTRIC FUEL INJECTOR ELEMENT WITH BANK-SELECTION SWITCHES AND TRIAC DRIVE CIRCUIT

The invention describes a method and an apparatus for driving fuel injectors divided into a plurality of injector banks, each bank containing at least one piezoelectric element, each bank being selected for charging or discharging by a bank-selection switch. The apparatus is characterized in that a...

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Bibliographic Details
Main Authors REINEKE JOERG, RUEGER JOHANNES-JORG
Format Patent
LanguageEnglish
Published 06.11.2003
Edition7
Subjects
BLASTING
COMBUSTION ENGINES
CONTROLLING COMBUSTION ENGINES
ELECTRICITY
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
LIGHTING
MECHANICAL ENGINEERING
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF
WEAPONS
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Summary:The invention describes a method and an apparatus for driving fuel injectors divided into a plurality of injector banks, each bank containing at least one piezoelectric element, each bank being selected for charging or discharging by a bank-selection switch. The apparatus is characterized in that a bank selection switch includes a triac with a triac drive circuit.
Bibliography:Application Number: US20010824191