1 AC TRANSIT Hydrogen Infrastructure Sacramento February 1, 2007 Mallory Nestor-Brush

2 68 Million Impressions

3 TODAY AC TRANSIT HYROAD PROGRAM RICHMOND STATION OAKLAND ENERGY STATION MAINTENANCE BAYS EMERYVILLE STATION (PLANNED)

4 AC Transit Regional Role One of 14 transit operators »San Francisco MUNI »BART (Capitol Corridor) »AC Transit »VTA »Samtrans »Caltrain »Golden Gate »County Connection »ACE »Wheels, Tri Delta, Vallejo, WestCAT

5 Service Area Serving 1.5 million people in 13 cities 64 million passengers 696 buses 2,302 employees $250 million budget 105 lines (27 transbay)

6 Three new 40’ fuel cell buses Nine Hyundai Tuscon fuel cell vehicles Electrolyzer hydrogen energy station Steam reformer based hydrogen energy station & educational learning center Two fuel cell bus maintenance bays Overview of AC Transit’s Hydrogen Fuel Cell Bus Program

7 Hydrogen Fuel Cell Bus

8 3 – 40' FC Hybrid Buses 18% Sustained Grades 65 mph max. speed Noiseless Plus one bus for SunLine Transit

9 DOE Light-Duty Demonstration 9 Hyundai Tuscon Fuel Cell SUVs Operated by AC Transit Road Supervisors

10 28 Partners – $21 Million

11 RICHMOND STATION

12 Richmond Hydrogen Station First CaFCP Satellite Station Onsite Water Electrolysis: 24 kg/day; $10+/kg In Service Since October 2002 Partnership with CaFCP and Hydrogenics

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14 30' ISE/UTC Prototype FC Bus September 2003 – October ,000 Miles in Oakland, Berkeley, Richmond, and El Cerrito 7.5 mpg equivalent (2x Diesel Bus) 83% Availability

15 CITY OF RICHMOND PERMITTING PROCESS 10/19/01 Zoning Land Use Application and Environmental Info Form 2/22/02 City of Richmond approves Negative Declaration 5/13/02 Design Review Application 6/06/02 City of Richmond Planning Commission approves Conditional Use Permit (CUP) 8/21/02 All permits secured for construction and Fire Marshall authorizes use of Dynetek tanks for ground storage 10/30/02 Grand Opening

16 CITY OF RICHMOND CONDITIONAL USE PERMITS (CUP) The approved fueling station is for research and development purposes only and shall not be converted to commercial use except through the process of amending this CUP. Safety relief devices shall be arranged to discharge upward and unobstructed to the open air in such a manner as to prevent any impingement of escaping gas upon the container.

17 OAKLAND ENERGY STATION

18 Oakland Energy Station Scheduled startup – NOV 2005 Onsite Natural Gas Reformer 150 kg/day; ~$4 to $5/kg Stationary Fuel Cell – Facility Power Maintenance Center for Buses

19 CITY OF OAKLAND PERMITTING PROCESS 01/03 Met with Fire Marshall for Overview of HyRoad Program 01/04 Nexant/ACT met with City of Oakland Fire Marshall 02/05 Submitted plans and request for environmental review to the City of Oakland 03/04 Met with City of Oakland Design and Development Committee (DDC) with two options for stations (liquid or gas) 03/04 Entered into partnership with Chevron for construction, operations and maintenance of energy station 04/05 Notice of Exemption – minor alternative to existing facilities 06/05 Construction Start 11/05 Construction Complete

20 Hydrogen Energy Station – Oakland, CA

21 Dispensers – 15 min. fuel 5,000 psi; Digital Communications fill Compression and storage room – psi Reforming room – 2 trains; 150 kg/day Vehicle maintenance bay – two 40’ buses

22 Hydrogen Energy Station – Oakland, CA

23 Hydrogen Energy Station – Oakland, CA

24 Hydrogen Energy Station – Oakland, CA

25 Hydrogen Energy Station – Oakland Alarm Indications Strobe and siren: indicates fire condition, fire department notified > pull station activated or, > smoke detector activated or, > two or more flame detectors activated or, > both vent stack flame arrestors high temperature indication. Red light: indicates hazardous condition exists, evacuation from area is required Yellow light: indicates problem is or has occurred, latching Green light: indicates normal operation

26 HyRoad Learning Center Adjacent to the hydrogen fueling station For visitors, especially schoolkids Includes working FC exhibit Includes labs, exercises, and fun activities Will be staffed by local docents

27 MAINTENANCE BAYS BAY 4-SEMINARY DIVISION

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29 Maintenance Bay 4

30 Maintenance Bay 4 Safety Features Buses depressurized to 600 psig before entering bay Hydrogen leak and fire detection (thermal) systems Ignition-free space heating system Anti-static, non-skid, grounded floor covering If H 2 leak detected (20% LEL): garage doors automatically roll up, ventilation fans turn on, heating system shuts off, magnetic doors release If H 2 leak detected (40% LEL) or fire detected: fire department automatically notified, all electrical power to Bay 4 disconnected (except vent fan and emergency equipment), alarm sounds and building evacuated

31 EMERYVILLE STATION (PLANNED)

32 Emeryville Energy Station Scheduled startup – 2007 Solar-powered Pressurized Electrolyzer 20 to 24 kg/day $750K DOE Grant/ $165K Matching Grant

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