Virtual Reality Simulator Proposal for the

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• John Przybysz
• Jeff Krulick
• Sarah Montgomery
• Matt Brown

• Virtual Reality Simulator Proposal for the
• DD-70 Vibratory Asphalt Compactor

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Vibratory Asphalt Compator DD-70
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Project Deliverables

• Provide the basic system architecture for two
  DD-70 simulators
• Stationary system
• Portable system
• A comparison of vendors that provide simulator
  components
• A general price comparison to give an overall
  financial picture

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System Architecture

• Display System
• Stationary
• Fully Immersive VR System (3 walls and the floor)
• Rear Projection
• Room Size - 25x30x11.5
• Portable Option
• Partially Immersive System (No Floor View)
• Less Expensive

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System Architecture

• Simulation Components
• Vehicle Dynamics Software
• Multiple Scenario Software Library
• Operator Control Data Acquisition Interface
• Steering (With Torque Feedback)
• Forward and Reverse control
• Amplitude settings for each drum
• Vibration speed control with 4 settings

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System Architecture

• Simulation Components (Continued)
• Multi-Speaker system with bass amplification
• Vibration Platform
• I/O Hardware (Windows NT)
• Stereo Graphics - 3D Glasses
• Display System
• SGI (Silicon Graphics)
• Windows (NT)

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• Surround Screen Virtual Reality System
• CAVE-like with images projected on 3 walls and
  the floor.
• Includes the display system, simulation
  components, and the image generator.
• Approximate cost of 620,000.

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• Portable option uses a curved spherical screen
  which provides either 120 or 150 degree field of
  view.
• 3 channel projection display system.
• Setup in half day.
• Approximate cost of 600,000.

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• VRCO is a wholesaler of VR software
• Provide software through several VR hardware
  companies for 15,000.
• Provide software support with upgrades for up to
  1 year after system purchase.

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• CAVE System is a fully immersive, interactive
  simulator. (CAVE Automatic Virtual Environment).
• 10 x 10 room with projections on all 4 walls
  and the floor.
• Approximate cost of the system is 440,000.

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• The ImmersaDesk is a system ideal for trade
  shows.
• This partially immersive system can be set up in
  1 hour and taken down in 30 minutes.
• Has a single 4 x 5 rear projected screen.
• Total cost is approximately 190,000 to 270,000.

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ImmersaDesk
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• ReaCTor - a CAVE-like cubic display environment.
• Display on 4 solid screens including a floor
  view.
• Includes 3-D glasses for the operator.
• A lower power computer may be possible.
• Cost?

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• Relocatable Reality Room
• Allows the immersive power of a VR system to be
  displayed in a variety of remote locations.
• Quick set-up and easy transportation.
• 3 channel projection display system.
• Cost?

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Summary

• Multiple companies with portable and stationary
  options.
• Complete price breakdowns for each system will be
  provided in the final report.
• Recommendations will be provided for a portable
  and stationary systems according to IRs needs.