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Overview

Hermes is the team's current project, intended to prove our ability to build a rocket capable of flight at multiple times the speed of sound to altitudes close to 100kft. 

 Flight History:

Flight
Vehicle
Motor
Launch Site
Date
Result

Hermes Flight 1

Hermes 1OW-152-4G #3Friends of Amateur RocketryJuly 21, 2018Success
Hermes Flight 2Hermes 2  March 2019Pending

(January 2018 CAD)

 

Link to integration procedure: Hermes 1 Integration Procedure

Link to Concept Design Review: Concept Design Review.pptx

Leadership

2017-2018

President
VP
Treasurer
Social Chair
Pub. Chair
Charlie GAndrew RIsaac PMaddie JJoanna Z
StructuresPayloadRecoveryPropulsionAvionics
Matthew CMaddie GMaddie JSam AJosef B

2018-2019

President
VP
Treasurer
Social Chair
Pub. Chair

Andrew A (Fall)

Julia G (Spring)

Katie K

Julia G (Fall)

Cici M (Spring)

Tesla W

Charlie G (Fall + Spring)

Shannon C (Spring)

StructuresPayloadRecoveryPropulsionAvionics
Dayna EJuan SJakob CEthan SZack H

Subsystems

Preliminary Design Review: Preliminary Design Review.pptx

Recovery System

The Hermes recovery system is a piston-actuated, single separation-dual deploy architecture.

Propulsion System

Hermes Propulsion System (8-grain) is an eight-grain custom solid rocket motor that will provide propulsion for the vehicle.

Structures System

The Hermes Structures system.

June 2017 - Present
Liftoff Mass: 177 lbs
Propellant Mass: 74 lbs
Maximum Velocity: ~Mach 3
Maximum Apogee: ~ 80,000ft
Maximum Acceleration:

Vehicles

Hermes 1

Hermes I is the first build of a flight-ready Hermes rocket. The structures team delivered an all-composite minimum diameter fin can. Andrew A. constructed a hexagon Avionics Tower, which wrapped around the recovery team's high-altitude-ready piston deployment system. The propulsion subteam prepared and proved a 4 grain 152mm diameter motor for the flight. The rocket was designed to work with an 70KNs motor but was modified to accommodate the 35KNs motor it flew on by putting a motor retention bulkhead into the middle of the air frame. This rocket flew Hermes Flight 1 before being retired to the Rocket Garden in the Unified Lounge.

Responsible Engineers Listed Here.

Mass Budget here.

This rocket was originally envisaged as flying in the 'Unlimited Category' at IREC 2018. Deliverables below:

Project Hermes_Entry Form.xls

200_1st Progress Update.xls

Hermes 2

Hermes II is an iterative improvement on the Hermes I design, intended to eventually serve as a first stage for a spaceshot. The airframe has seen significant upgrades since the Hermes flight, including a simplified avionics bay design, ablative leading edges on the fins, and a shift to a sub-minimum diameter design. More of the rocket structure will be built by the team compared to Hermes I, including the nosecone. The rocket will fly on a 70 - 75 KNs motor.



 

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