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April 15-17,
2002 - Flight testing of the X-BW Devil Ray, El Mirage dry lakebeds,
California. On April 17, the XBW Devil Ray crashed and was destroyed.
March 2002
- Scheduled full systems test, development of ground software.
February 2002
- Avionics systems research, flight qualities analysis, power system
development.
January 2002
- TUAV team begins studies for integration of onbboard avionics systems.
December 8, 2001
- TUAV team wins first place among senior design projects showcased
at the Fall 2001 Integrated Teaching and Learning Laboratory Design Expo.
December 7, 2001
- Taxi testing of the TUAV. Systems tested: propulsion/fuel, brakes,
radio control.
November 28-30,
2001 - The TUAV is showcased at the Core Technologies for Space Systems
Conference in Colorado Springs representing the CU Aerospace Department.
November 2001
- Preparation for ground testing. New braking system designed and
manufactured in CU Boulder's Aerospace Machine Shop and the ITLL machine
shop. Pneumatic braking system changed to mechanical system. Engine installed
and duct from external air intake to intake of engine fabricated and installed.
Control surfaces mounted, hinged, and integrated with servos. Preliminary
power system designed.
November 7-9,
2001 - TUAV coated with automotive paint in CU paint shop.
October 26, 2001
- Engine
static testing continued.
October 19, 2001
- First round of engine static testing at Boulder RC airfield.
October 12, 2001
- TUAV displayed at Engineering Advisory Council design expo at the
University of Colorado.
September 2001
- Attachment system for access panels finished. Canardevators fabricated
and system of canardevator actuation designed. Work done on integration
of fuel tank system with propulsion system components. Work done on onboard
radio control system, onboard attitude determination system, and tests
for attitude determination system telemetry.
August 2001 -
Olympus micro gas turbine engine received from AMT. The package
included an electronic control unit and automatic startup unit. This engine
will provide up to 45 pounds of thrust for the Devil Ray. Paint scheme
developed.
July 2001
- Flight testing project proposal, schedule, and budget developed. Contact
established with representatives that can assist with flight testing at
the MurocModel Masters Group flight test grounds on dry lake beds at Edwards
Air Force base.
May/June 2001
- Minor construction tasks continued: fuel tank, engine intake, access
panels. Preliminary proposal developed.
April 2001
- Team members recruited to carry on project for 2001-2002 school year.
Jesse Riggert, Tucker Hamilton, Thomas Steen, Eric Schleicher, Ben Donberg
were recruited to finish construction and integration and to proceed with
flight testing. Mark Middleton and Greg Stack would go on to become team
leads for the 2001-2002 school year.
2/13/2001
- Project update meeting with General Dynamics and with University of
Colorado Aerospace Faculty.
2/2/2001 - 2/4/2001
- All team members attended the American Astronomical Society Conference
on Guidance and Control in Breckenridge, Colorado. The flight simulator,
Graphical User Interface for the instrument panel, and other project materials
were presented during a poster session.
12/12/2000 -
12/30/2000 - The fuselage mold was carved from polystyrene with a
hot wire and by hand. Vacuum bagging techniques were used to create the
carbon fiber shell of the fuselage from the polystyrene mold.
12/15/2000
- Greg Stack was added to the to flight testing team and Mark Middleton
was added as webmaster and to work on temperature and vibration testing.
11/24/2000
- Finalized designs were presented to General Dynamics.
11/20/2000
- A scale model of the X-BW Devil Ray was tested at the Kansas University
large subsonic wind tunnel through flow visualization.
11/1/2000
- Construction of the vehicle begins.
10/15/2000
- Finalized contract negotiations with General Dynamics.
9/14/2000
- The Project Receives a Permanent Home The National Instruments Design
Studio was assigned to the UCAV team for exclusive use during the 2000-2001
academic school year. Providing secure storage as well as superb access
to the University's computing and machining resources, the design studio
is the perfect setting to fabricate the vehicle. The National Instruments
Design Studio is located in the University's Integrated Teaching and Learning
Lab (ITLL), room 2B09.
9/10/2000 -
Project Submitted to General Dynamics With the University's administrative
duties completed, the final project proposal has been officially submitted
for General Dynamics' consideration.
9/7/2000 -
Unversity OCG Approves Proposal The final proposal has received go-ahead
from the University's Office of Contracts and Grants (OCG). Dr. Donna
Gerren was listed as the Primary Investigator with all others on the team
listed as Co-Investigators.
9/5/2000 -
Wind Tunnel Model Fabricated Using a rapid-prototyping machine and CAD
drawings of the vehicle, a 1/10th scale model of the vehicle was created.
Built out of rough polystyrene plastic, the model will require several
weeks of finishing before it is ready for use.
9/3/2000 -
Budget Finalized The UCAV team has identified the hardware and materials
required to "make it happen." With this important step completed, the
final project proposal can be submitted.
6/29/2000 -
Major Design Changes After a Critical Design Review, the UCAV vehicle
incorporates major changes. These changes emphasize a shift in tactics
from Supression of Enemy Air Defenses (SEAD) to Maritime Patrol and Anti
Submarine Warfare (ASW) as the primary role.
4/20/2000 -
The UCAV Team Prepares Presentation for General Dynamics With the initial
design nearing completion, the UCAV Team will discuss sponsorship of the
project with General Dynamics .
4/8/2000
- New Team Member Added As a result of an evaluation of successful group
dynamics and workloads, the UCAV team opted to enlist the help of Lynn
Berry. Ms. Berry will work on the Electronics and Control systems, as
well as servo integration.
3/9/2000
- The UCAV Project Receives "Go-Ahead" from CU After a presentation to
key faculty and advisors within the Aerospace Engineering Department,
The UCAV Project receives approval as a Senior Design Project.
2/15/2000 -
Lead Engineer/ Designer Selects UCAV Team With close cooperation with
Eric Cain (System Integration Engineer), John Purvis (Project Lead) selects
a team of seven aerospace students to work on the project. The team's
goals were stated as developing a feasibility testbed to perform remote
payload delivery and autonomous flight.
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