Solar Probe Plus FIELDS Glaser – ME Slides for Quarterly July 18, 2013

FIELDS Personnel Change 2 Jeremy McCauley has moved to the ICON project David Glaser is the new FIELDS Mechanical Engineer Transition will take place over the next month

V1-V5 Antenna Mounting 3 Basic Design Finished for Stowed Mid-Antenna and Antenna Tip Mid Mount is a Monopod Forked Tip Mount

Breadboard Test 4 All Parts for Breadboard Model to be Fabricated by 7/31 Assembly and Deployment Testing in August Fixtures Being Made for FWB Torque and Temperature Tests Breadboard CAD Model

TTM Test at SAO SES All Parts Out for Fabrication – Hottest region thermal isolators will be sapphire Testing Planned for Late August 5 SES TTM CAD Model Niobium Shield Shadow/ Cooling Block Whip Segment Absorber Plate Incident Radiation Thermal Choke Region Thermal Isolation Region Ti Shield Clamp

Anomalous Melting on TTM in PROMES test Anomalous Melting in Ti Clamp and Stainless Screws Occurred in PROMES TTM Test – Suspect Interaction Between Silver Plating on Screws and other metals Need to Retest without Silver Present 6 Deformed Tapped Hole in Ti Melted Ti Flowed Over Ceramic Isolator

Vacuum Oven TTM Test Purpose: to bring Ti parts to flight temperatures without the presence of silver Using Spare TTM from PROMES Location: Vacuum Process Engineering, Sacramento Testing Planned for Week of 7/29 7

Antenna Capacitance Test All Parts Being Fabricated Assembly in Early August, 2013 Test to be Completed End of August, Capacitance Test Model