A fuel injector comprises a fuel feed arm and a fuel injector head and the fuel injector head has a fuel passage. The fuel feed arm has a fuel supply passage in fluid communication with the fuel passage in the fuel injector head. A first light guide extends through the fuel feed arm and has a distal end arranged to direct light into the fuel passage in the fuel injector head. A light source is arranged to supply light into a proximal end of the first light guide. A second light guide extends through the fuel feed arm and has a distal end arranged to receive transmitted light in the fuel passage in the fuel injector head and a light receiver is arranged to collect light at a proximal end of the second light guide.


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    Title :

    A fuel injector, a combustion chamber comprising a fuel injector and a method of detecting coking in a combustion chamber fuel injector


    Publication date :

    2018-05-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English




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