1 AC TRANSIT Hydrogen Infrastructure Sacramento February 1, 2007 Mallory Nestor-Brush.
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Transcript of 1 AC TRANSIT Hydrogen Infrastructure Sacramento February 1, 2007 Mallory Nestor-Brush.
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AC TRANSIT
Hydrogen Infrastructure
Sacramento
February 1, 2007
Mallory Nestor-Brush
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68 Million Impressions
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TODAY
• AC TRANSIT HYROAD PROGRAM• RICHMOND STATION• OAKLAND ENERGY STATION• MAINTENANCE BAYS• EMERYVILLE STATION (PLANNED)
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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
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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)
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• 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’sHydrogen Fuel Cell Bus Program
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Hydrogen Fuel Cell Bus
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3 – 40' FC Hybrid Buses
• 18% Sustained Grades
• 65 mph max. speed
• Noiseless
Plus one bus for SunLine Transit
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DOE Light-Duty Demonstration• 9 Hyundai Tuscon Fuel Cell SUVs
• Operated by AC Transit Road Supervisors
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28 Partners – $21 Million
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RICHMOND STATION
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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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30' ISE/UTC Prototype FC Bus• September 2003 – October 2004
• 8,000 Miles in Oakland, Berkeley, Richmond,
and El Cerrito
• 7.5 mpg equivalent (2x Diesel Bus)
83% Availability
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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
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CITY OF RICHMONDCONDITIONAL 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.
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OAKLAND ENERGY STATION
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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
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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
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GAS SENSOR
FIRE EY E
EMERGENCY STOP
SMOK E DETECTOR
PULL STATION
K NOX BOX
GREEN (NORMAL)
AMBER (HAZARD)
STROBE
RED (HAZARD)
ESCAPE ROUTES
HORN
EP
EP
EP
RS AG
VIDEO CAMERA
*
*
FUEL ISLAND
EP
EP
HYDROGEN GENERATORS
COMPRESSION AND STORAGE
*
S
R
A
G
R
G
A
RS A
FIRE EXTINGUISHER
S
UTILITY ROOM
SERVER ROOM
EXPLOSION PROOF (INDOOR LOCATION)
BUS WASHER
NATURAL GAS MANUAL SHUT OFF VALVE
CHEVRON HY DROGEN COMPANYAC TRANSIT HY DROGEN ENERGY STATION
EMERGENCY ACTION PLAN
WITH ALARM AND STROBE
S
G
Hydrogen Energy Station – Oakland, CA
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Dispensers – 15 min. fuel time @ 5,000 psi;
Digital Communications fill
Compression and storage room – 360 kg @ 6200 psi
Reforming room – 2 trains; 150 kg/day
Vehicle maintenance bay – two 40’ buses
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Hydrogen Energy Station – Oakland, CA
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Hydrogen Energy Station – Oakland, CA
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Hydrogen Energy Station – Oakland, CA
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Hydrogen Energy Station – OaklandAlarm 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
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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
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MAINTENANCE BAYS
BAY 4-SEMINARY DIVISION
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Maintenance Bay 4
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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 H2 leak detected (20% LEL): garage doors automatically roll up, ventilation fans turn on, heating system shuts off, magnetic doors release
•If H2 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
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EMERYVILLE STATION(PLANNED)
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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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www.actransit.org/environment