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MAGNETIC PUMP FOR THERMAL LOOPS

Award Information
Agency: Department of Defense
Branch: Air Force
Contract: N/A
Agency Tracking Number: 2109
Amount: $343,000.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1986
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
Po Box 71
Hanover, NH 03755
United States
DUNS: 072021041
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Christopher J Crowley
 (603) 643-3800
Business Contact
Phone: () -
Research Institution
N/A
Abstract

THE CONTEXT OF THE PROPOSED WORK IS THERMAL TRANSPORT IN SPACECRAFT. RELIABLE PUMPS ARE NEEDED FOR LONG TERM MISSIONS. A WIDE RANGE OF ADJUSTMENT AND CONTROL OF THE FLOW RATE IS NEEDED TO RESPOND TO CHANGING HEAT LOADS. IN THE APPROACH TO BE INVESTIGATED, MAGNETIC FIELDS WOULD BE USED TO DRIVE A MAGNETICALLY-SUSCEPTIBLE FLUID IN A PUMP WITH NO MOVING PARTS. WE EXPECT TO SHOW THAT THE BODY FORCE DRIVING THE FLUID CAN BE APPLIED WITH RELATIVELY SMALL MAGNETS--SUITABLE FOR SPACECRAFT--BECAUSE OF HIGH MAGNETIC SUSCEPTIBILITY OF THE FLUID. SINCE THE ENERGY INPUT TO THE FLUID CAN BE ORDERS OF MAGNITUDE LARGER USING MAGNETIC PRINCIPLES, HEAT TRANSPORT RATES MUCH LARGER THAN THERMOCAPILLARY SYSTEMS SHOULD BE ACHIEVED. THE RELIABILITY OF SUCH A SYSTEM SHOULD BE HIGHER THAN THOSE USING MECHANICAL PUMPS AND THE COST LOWER. THE FEASIBILITY OF A MAGNETIC PUMP FOR THERMAL LOOPS WILL BE DEMONSTRATED ANALYTICALLY.

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

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