HAPP Research June 28, 2016 Autopilot Maneuver Demonstration HAPP Research June 28, 2016 Demonstration of maneuvers with jets and the RCS system
HAPP Research June 24, 2016 Altitude Chamber: Redux HAPP Research June 24, 2016 Rebuilding the altitude chamber to withstand crush force from the vacuum
HAPP Research June 17, 2016 Altitude Chamber: Violent Implosions HAPP Research June 17, 2016 Construction of a vacuum chamber to simulate high altitude, with a violent ending as the chamber imploded
HAPP Research May 29, 2016 First Controlled Stabilization HAPP Research May 29, 2016 A huge milestone: Demonstrating the RCS stabilization function on an early prototype
HAPP Research May 28, 2016 Dynamic Test Fire: Jet Force HAPP Research May 28, 2016 Finding the relationship between jet force and manifold pressure in the RCS based on dynamic tests
HAPP Research May 26, 2016 Two Methods to Measure MOI HAPP Research May 26, 2016 Comparing two methods to measure moment of inertia: Quick and dirty with rubber bands, and more high tech with the trifilar pendulum. Which method will win?
HAPP Research May 16, 2016 Trifilar Pendulum for MOI HAPP Research May 16, 2016 Constructing and using a trifilar pendulum to accurately find the moment of inertia of a prototype RCS system
HAPP Research May 10, 2016 Static Test Fire: Results and Limitations HAPP Research May 10, 2016 Results from first static test firing of RCS components and the failure of my first method to measure jet force
HAPP Research May 9, 2016 Using Arduino for Data Collection HAPP Research May 9, 2016 Exploring the speed an accuracy of using an Arduino as a device for collecting lab data during static test firing of RCS components
HAPP Research May 8, 2016 Static Test Fire: Instrumentation HAPP Research May 8, 2016 First bench tests for the RCS pneumatic system and 3D-printed nozzles
HAPP Research May 6, 2016 Valves and Pneumatics HAPP Research May 6, 2016 Selection of the high speed, lightweight valves that form the heart of the RCS
HAPP Research May 4, 2016 Nozzles: Theory and Design HAPP Research May 4, 2016 A walk through the thermodynamics and other design considerations as I iterated to find the right nozzle design for the 3D-printed RCS jets
HAPP Research April 30, 2016 Controls: Implementation HAPP Research April 30, 2016 Implementing the RCS stabilization controller in software and hardware
HAPP Research April 27, 2016 Controls: Simulation HAPP Research April 27, 2016 Building a virtual model of the HAPP in Simulink and verifying the stabilization algorithm
HAPP Research April 25, 2016 Controls: General Strategy HAPP Research April 25, 2016 Basic approach to building the autopilot controls for stabilization
