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INVESTIGATION OF THE TRIGGERING OF LIGHTING BY LAUNCH VEHICLES DURING ASCENT

Award Information
Agency: Department of Defense
Branch: Air Force
Contract: N/A
Agency Tracking Number: 10436
Amount: $589,977.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1991
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
Po Box 260263
Denver, CO 80226
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Dr Rodney A Perala
 () -
Business Contact
Phone: () -
Research Institution
N/A
Abstract

THE SPECIFIC OBJECTIVE OF THIS PROPOSAL IS TO DEVELOP A TRIGGERED LIGHTNING MODEL WHICH HAS THE ABILITY TO RELIABLY ASCERTAIN THE ELECTRICAL THREAT TO ASCENDING LAUNCH VEHICLES. THIS WILL BE ACCOMPLISHED THROUGH A SERIES OF SPECIFIC TASKS, WHICH EXAMINE ALL IMPORTANT ASPECTS OF THE TRIGGERING PHENOMENON INDIVIDUALLY. TASKS ARE PROPOSED TO INVESTIGATE: (1) THE MICROPHYSICS OF THE DISCHARGE PROCESS; (2) THE EFFECT OF THUNDERSTORM PARTICLES; (3) THE EFFECT OF GLOBAL AND LOCAL VARIATIONS IN AIR PRESSURE; (4) THE EFFECT OF A ROCKET PLUME, AND (5) THE CONDITIONS UNDER WHICH ARC FORMATION OCCURS RATHER THAN SIMPLE ELECTRICAL CORONA. THE RESULTS OF THE SPECIFIC TASKS WILL BE INTEGRATED INTO A SINGLE TRIGGERED LIGHTNING MODEL. THIS MODEL, GIVEN THE FLIGHT ENVIRONMENT, WILL BE ABLE TO PREDICT WHETHER TRIGGERED LIGHTNING CAN OCCUR FOR A SPECIFIC LAUNCH VEHICLE,AND WILL ALSO BE ABLE TO PREDICT THE EFFECT ON THE VEHICLE IF TRIGGERED LIGHTNING DOES OCCUR.

* Information listed above is at the time of submission. *

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