Propulsion
Specializing in pushing the limits of propulsion technology
About Propulsion
The SEDS UCSD Propulsion Team specializes in pushing the limits of propulsion technology, both at the collegiate level and in the industry. The team has a demonstrated history of firsts such as the first additively manufactured rocket engine to be hot-fired in the public domain (Tri-D) and the first additively manufactured rocket engine to be flown (Ignus I).
The Propulsion Team is currently in the process of wrapping up the design and verification of its next-generation rocket engine, Nephas.
Nephas is a throttling, thrust-vectoring, reusable, restartable, pressure-fed LOX/LNG rocket engine additively manufactured from a copper superalloy. It is designed to be a complete standalone package requiring minimal modification for integration with vehicles. Nephas will power both our Riptide lander and Halya rocket.
Nephas Technical Specifications
PropellantsLiquid Oxygen and Liquid Methane (LNG)
Thrust2 000 lbf (9 kN) - 500 lbf
Chamber Pressure500 psia - 125 psia
Injector TypeGas-Liquid Coaxial Swirl
Chamber MaterialGrCop-42
Ignition MethodLOX/LNG Torch Igniter
Meet the Team
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Benjamin Walton
Propulsion Lead
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Ishan Duriseti
Propulsion Lead
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Setekh Karaismailoglu
Nephas Block 0 Lead
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Blake Johnson
RotoDetphas™ Lead
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Seth McLaughlin
TPA Lead
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PJ Whataley
Chamber Mechanical Design
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Yujin Jeong
Component Design Engineer
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Christian Parra
Throttle Valves RE
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James Dodson
IPA Injector RE
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Simon Chen
Igniter Development Engineer
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Yusuf Shehata
Propulsion Structures and Component Design
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London Childs
Component Design Engineer
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Evelyn Lorenzo
Denis Manufacturing Engineer
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Belle Li
Turbine Design
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Anchit Kumar
Data Acquisition Software
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Iris Hochwalt
Solid Propulsion
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Andrew Morrison
Propulsion Analysis
Previous Engines
ConceptEOS-II
2018 MarchIgnus-II
2016 OctoberCallan
2015 MarchIgnus-I
2013 OctoberTri-D