Natural gas vehicle fuel gauge system

Details Natural gas vehicle fuel gauge system Natural gas vehicle fuel gauge system

1993-10-12

1995-01-10

Gutierrez, Diego F. F.

Measuring and testing

Liquid level or depth gauge

73149, 73295, 73299, 73 1H, G01F 2318, G01F 2322, G01F 2500

Patent

active

053796373

ABSTRACT:
A method of measuring and indicating a level of natural gas fuel in a storage tank of a motor vehicle, comprising the steps of determining a temperature of the natural gas, determining a pressure of the natural gas, retrieving from a look-up table, responsive to the determined temperature and pressure, a signal representative of a percentage that the tank is full of the natural gas, determining a gauge command responsive to the signal, and driving the gauge according to the determined command.

REFERENCES:
patent: 3411351 (1968-11-01), Schwartz
patent: 3789820 (1974-02-01), Douglas et al.
patent: 4408484 (1983-10-01), Erickson
patent: 4450721 (1984-05-01), Gaunt et al.
patent: 4523548 (1985-06-01), Engel et al.
patent: 4531497 (1985-07-01), Smith
patent: 4984457 (1991-01-01), Morris
patent: 4987932 (1991-01-01), Pierson
patent: 5259424 (1993-11-01), Miller et al.

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