1. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Logistics-Fueled, Man-Portable Generator Sets for Soldier Power, Battery Charging and APU Needs A Presentation to the NDIA Tri-Service Power Expo May 02, 2005 Tampa Convention Center, Tampa, Florida by S. Paul Dev, President D-STAR Engineering Corporation 4 Armstrong Road, Shelton, CT 06484 Phone : (203) 925 7630, Fax : (203) 925 7631 E-Mail : SPaulDev@DStarEngineering.com Approved for Public Release, Distribution Unlimited; All Rights Reserved

2. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Outline 1.50 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 0.1 hp Diesel Engine Goals, Current Status, Residual Challenges, Future Plans 2.700 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 1.3 hp Diesel Engine Current Work in Process for DARPA + SOCOM Future Plans : 2-Cylinder Engine, 4-Stroke Engine 3.Future Plans : 2-Cyl. Engine, 4-Stroke Engine Portable Power, Hybrid-Electric Drive, APUs

3. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 System Overview Regulator: Allows for minimum efficiency hit Addressing heat sink & packaging issues Control Panel Interface: Allows for Regulated Voltage or Full Voltage for Maximum Efficiency

4. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 D-STAR 50-Watt Personal Power Unit Goals Approximately equal in volume & weight to two BA-5590 batteries 5½” Includes onboard JP-8 Fuel Tank for 3 – 5 days of continuous operation Warm Air & Clean Gases Out 5½” Operational Mode Air In Stowed / Storage Mode

5. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 D-STAR 50-Watt Personal Power Unit Interior Layout Beta Prototype Hardware Long-Life Back-Up Batteries Power & Control Electronics Fuel Tank Micro- Diesel Engine Cooling Fan Starter-Generator Buffer Batteries Exhaust System

6. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02

11. Integration / Packaging User Interface Fan / Flywheel Output Regulator Fuel Tank Casing Air Intake Tract

12. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-50 : Current Status Engine + Starter / Generator (Upside Down) Power Electronics + Control Electronics Buffer Batteries (Hybrid Power) Engine Assy. Assembled Prototype

13. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02

14. MGS-50Next Steps 1. Revise Engine from Alpha to Beta Configuration 2. Incorporate Variable-Cooling Scheme for All Ambient Temps. 3.Optimize Encapsulation and Packaging 4.Deliver Several Units for Field Testing 5.Transition to LRIP / Full-Scale Productions

15. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Outline 1.50 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 0.1 hp Diesel Engine Goals, Current Status, Residual Challenges, Future Plans 2.700 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 1.3 hp Diesel Engine Current Work in Process for DARPA + SOCOM Future Plans : 2-Cylinder Engine, 4-Stroke Engine 3.Future Plans : 2-Cyl. Engine, 4-Stroke Engine Portable Power, Hybrid-Electric Drive, APUs

16. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Basis of D-STAR 700 Watt Micro Generator Set DARPA-Funded 1.3 hp Micro-Diesel Engine Successful Operation on JP8 + Oil, No Volatile Additives Beat SFC Goal by 20% Beat Life Goal by > 600% Life Goal : 10 hours. One Engine : 70 Hrs (Living) Total Time : 250+ Hours Performance Verified by Army @ Redstone Goal 1.3 hp, Made 1.5 + hp D-STAR 0.54 cu. in. Micro-Diesel Engine 1.4 hp 1.4 lb Wt. D-STAR Mini-FADEC

17. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Goals Honda 700W Unit Gasoline 26 lbs. D-STAR 700 W Unit Diesel 15 lbs. D-STAR Diesel Gen Set is Half-the-Size, Half-the-Weight of Honda Gasoline Gen-Set

18. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Work in Progress 1.Core Power Unit : Breadboard Testing in Process 2.Packaging : Under Design

19. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand D-STAR 1.3 hp Micro- Diesel Engine Starter / Generator

20. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand : Max. Pwr.

21. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand : Max. Pwr.

22. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand : MC Power

23. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand : MC Power

24. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Engine + Starter/Generator on Test Stand : MC Power 1-Hour Run at Max. Cont. Power Average Power = 709 W (28 V DC) Average Engine-SFC = 0.81 lb/bhp-hr

25. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02

30. MGS-700 : Stand-Alone Test Unit (Semi-Packaged Prototype) Control Panel Output Panel

31. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Stand-Alone Test Unit : Front View Exhaust Pipe

32. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Stand-Alone Test Unit : Rear View Internal Batteries Aux. Blower (Interim Prototype Only)

33. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Outline 1.50 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 0.1 hp Diesel Engine Goals, Current Status, Residual Challenges, Future Plans 2.700 Watt Heavy-Fueled Micro-Generator Set Basis : Successful DARPA-Funded 1.3 hp Diesel Engine Current Work in Process for DARPA + SOCOM Future Plans : 2-Cylinder Engine, 4-Stroke Engine 3.Future Plans : 2-Cyl. Engine, 4-Stroke Engine Portable Power, Hybrid-Electric Drive, APUs

34. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 MGS-700 : Future Plans 1.MGS-1500 : 1.5 kW Unit Based on 2-Cylinder Engine 2.Long-Endurance Unit Based on 4-Stroke Engine for Greater Fuel Economy

35. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Current Marine Corps Program Hybrid Power System for Small UGVs Objectives : Replace Current Low-Speed Engine with Hydro-Static Drive by Compact, Light-Weight Hybrid-Electric Power System D-STAR Concept High-Speed Mini-Diesel Engine and Starter-Generator Remote Wheel Motors with Plug-and-Play Modular Architecture Hybrid-Electric Operation with Batteries, Super-Capacitors, Electro-Turbo-Compounding

36. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Current Marine Corps Program Hybrid Power System for Small UGVs

37. D-STAR Engineering Corporation, All Rights Reserved Approved for Public Release, Distribution Unlimited 2005.05.02 Conclusions 1.D-STAR Micro-Diesel Engines are Logistics Fueled Source of Power. 2.Compared to Batteries, D-STAR Micro Gen Sets Offer : An Order of Magnitude Greater Energy Density An Order of Magnitude Lower Costs. 3. D-STAR Micro Gen Sets are Close to Transitioning to Production.