Method and system for tank overfill protection

Details Method and system for tank overfill protection Method and system for tank overfill protection

1983-12-12

1985-08-27

Cohan, Alan

Fluid handling

Processes

With control of flow by a condition or characteristic of a...

141192, B67D 5372

Patent

active

045372128

ABSTRACT:
A method and system for tank overfill prevention comprising the steps of supplying fluid to the interior of the tank by means of a dispenser, measuring the dispenser pressure P.sub.d and flow rate Q, determining at equal time increments .delta.t a number of quantities representing tank pressures, another quantity representing the rate of increase of tank pressure with respect to time, comparing the quantity thus obtained with a present critical value, and shutting off the fluid supply, if this said quantity exceeds the said preset critical value and if the said flow rate Q is less than a preset critical value.

REFERENCES:
patent: 2695122 (1954-11-01), Learman
patent: 3347286 (1967-10-01), Smith

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