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Apparatus and method for controlling an aircraft cooling and smoke system using discrete components

  • US 20050178539A1
  • Filed: 02/02/2004
  • Published: 08/18/2005
  • Est. Priority Date: 02/02/2004
  • Status: Active Grant
First Claim
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1. A control system disposed in a mobile platform, operable to control at least one electronic unit and at least one cooling device, the system comprising:

  • a smoke detector in communication with the electronic unit, the smoke detector operably identifying a smoke event in the electronic unit;

    a cooling system having the cooling device in communication with the electronic unit;

    at least one time delay unit operable to create a predetermined time period persistence delay; and

    a plurality of relays connectable to at least one of the electronic unit, the smoke detector and the cooling system, including at least the following;

    a first relay operable to immediately de-energize the cooling system following a cooling system fault; and

    a second relay operable to de-energize the cooling system after identification of the smoke event and following the persistence delay.

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