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Gaseous fuel system having a turbine pump

  • US 9,593,645 B2
  • Filed: 06/20/2014
  • Issued: 03/14/2017
  • Est. Priority Date: 05/30/2014
  • Status: Active Grant
First Claim
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1. A fuel system for a machine, comprising:

  • a pump having;

    a body defining an inlet and an outlet;

    a compressor section in fluid communication with the inlet;

    a turbine section in fluid communication with the outlet; and

    a conduit formed between an outlet of the compressor section and an inlet of the turbine section, the conduit comprising a converging-diverging nozzle;

    a heat exchanger integral to the conduit;

    a supply of a liquid fuel in communication with the inlet; and

    an accumulator in communication with the outlet and configured to receive gaseous fuel.

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