1. Auxiliary Power Unit Rebate Program Heather Hildebrandt, NCDOT Anne Galamb, NCDENR

2. What Is an APU? An APU is an Auxiliary Power Unit that provides power to the cab or accessories without requiring the main line engine to be run. For our purposes it was a device to provide in cabin comfort and included APUs, Fuel Fired Heaters, and AC Units.

3. APU Can be battery or fuel powered Provides power for heating and air conditioning as well as in cabin power to run TVs, computers, and other accessories.

4. Fuel Fired Heater Diesel powered devices that provide only in cabin heat Popular with truckers with northern routes Cheapest option

5. AC Unit Can be fuel or battery powered Provide in cabin air conditioning

6. Parts of a Long Haul Truck ↑ Sleeper Berth

7. Why do truckers idle? Warm the engine fluids Mandated rest period Run AC/Heat/hotel load Keep cargo cool

8. Why do long haul truckers want an APU? NC legislation Other state requirements for APUs Saves fuel money / Rapid payback More comfortable, quieter

9. Why do they have trouble buying them? Bad credit Lack of knowledge of the economic benefits of an APU Lack of up front cash

10. Why a Rebate Program? State Idle Reduction Legislation Heavy-Duty Vehicles No more than 5 minutes per 60 minutes Many exemptions: driver safety, emergency vehicles, military vehicles In developing the legislation, it was determined that there was a need for assistance to owner operators to meet the 2011 exemption date on idling.

11. Idle Complaint Website www.ncair.org/motor/idle/complaint.shtml Purpose of legislation and idle complaint form is for education on the benefits of idle reduction No penalties associated with violating the rule

12. Long Haul Truck Stats Miles per gallon6 Miles per year 180,000 Gallons of diesel per year 32,727 Average fuel savings with APU8% Cost of Diesel fuel$2.80

13. APU / AC / Heater Costs- Payback CostPayback (months) New APU$11,000.0020 Used APU$5,500.0010 Battery AC$5,500.005 Fuel-Fired Heater < $2,500.002

14. APU Rebate Program Highlights Program adapted from Florida DEP $2,500 (APU), $1,000 (heater), no more than 50% of cost Engines must be older than 2007 Targeted owner operators Two week reservation of funds Limited to 6 per company

15. Outreach Partnerships with technology providers APU dealers Word of mouth (best)

16. Funding 2009 - stimulus funds (USEPA) 2010 – 2012, 2014 Diesel Emission Reduction Act (USEPA) 2013 - private consent decree

17. Annual Emission and Fuel Reductions NOxPM2.5CO2Fuel APU1.0070.02443.88% Fuel-Fired Heater0.3890.01121.1< 4% Battery AC unit0.3970.01122.2< 4%

18. Overall Results # APU # Heaters # Air CondFunds NOx (tons/yr) PM2.5 (tons/yr) Fuel Saved (gal/yr) 20092700$67,500271 106,434 201075160$223,361822 326,050 201149156$168,688582 266,288 201271117$223,268792 314,782 2013500$12,50050.1 19,710 201420100$121,062241 97,840 Total2475213$816,37927571,131,104

19. Questions? Heather Hildebrandt 919-707-0964 hjhildebrandt@ncdot.gov Anne Galamb 919-707-8423 anne.galamb@ncdenr.gov