Onboard mixing of de-icing fluid
First Claim
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1. A method for spraying de-icing liquid on a surface of an airplane, comprising:
- delivering anti-freeze liquid from an anti-freeze liquid tank to a pipe that connects a spraying nozzle of a de-icing vehicle with a tank assembly of the de-icing vehicle via a first dosage pump;
delivering additives from an additives tank to the pipe via a second dosage pump; and
supplying de-icing liquid to and through the spraying nozzle of the de-icing vehicle through the pipe that connects the spraying nozzle with the tank assembly of the de-icing vehicle, andwherein the de-icing liquid is delivered to the spraying nozzle as a mix of the anti-freeze liquid and the additives, andwherein the additives are chemical agents that act as surfactants, flame inhibitors, de-foamers, or anti-corrosion agents within the de-icing liquid.
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Abstract
A method for de-icing liquid on a surface of an airplane includes supplying de-icing liquid to and through a spraying nozzle of a de-icing vehicle through a pipe that connects the nozzle with a tank assembly of the de-icing vehicle, where the liquid is delivered to the spraying nozzle as a mix of an anti-freeze liquid and additives, the anti-freeze liquid is delivered to the pipe from an anti-freeze liquid tank via a first dosage pump, and the additives are delivered from an additives tank via a second dosage pump.
12 Citations
26 Claims
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1. A method for spraying de-icing liquid on a surface of an airplane, comprising:
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delivering anti-freeze liquid from an anti-freeze liquid tank to a pipe that connects a spraying nozzle of a de-icing vehicle with a tank assembly of the de-icing vehicle via a first dosage pump; delivering additives from an additives tank to the pipe via a second dosage pump; and supplying de-icing liquid to and through the spraying nozzle of the de-icing vehicle through the pipe that connects the spraying nozzle with the tank assembly of the de-icing vehicle, and wherein the de-icing liquid is delivered to the spraying nozzle as a mix of the anti-freeze liquid and the additives, and wherein the additives are chemical agents that act as surfactants, flame inhibitors, de-foamers, or anti-corrosion agents within the de-icing liquid. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification