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DTE Energy Hydrogen Technology Park
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DTE Energy - Company Overview
Utility Service Territory
Detroit Edison
Overlap
MichCon
• Full-spectrum regional energy provider
– An electric and natural gas utility
– Non-regulated energy related businesses
• Assets of $19 billion
• Annual revenues over $7 billion
• 2.6 million customers
• 11,000 MW of generation
• 600 BCF natural gas delivery
• 11,000 employees
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Diversified Energy and Energy Technology Company
* Energy Services: Coal Based Fuels, Merchant Generation and On-Site Energy Projects**Non Regulated Energy Gas: Pipelines, Storage & Michigan Gas Production
Detroit EdisonPower Generation
Energy Services*
Energy Trading
Biomass Energy
Coal Services
DTE EnergyResources
Gas Distribution(MichCon)
Non RegulatedEnergy Gas**
DTE EnergyTechnologies
Holding Company
Energy Technology Investments
DTE EnergyGas
DTE EnergyDistribution
DTE EnergyCorporate
Detroit EdisonPower DistributionRegulated
• $ 7 billion in revenues• $19 billion in assets• 11,000 employees
NonRegulated
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Detroit Edison & Service Area
MichiganMichigan
Service Area: 7,600 Sq. Miles
Customers: 2.1 million
System Peak Load: 12,132 MWAnnual Sales: 56,000 GWH
37% Commercial29% Residential29% Industrial
5% Wholesale & InterconnectionDistribution Substations 662Distribution Circuits 2,808
1,876 @ 4.8kV932 @ 13.2kV
Distribution Circuit Miles 38,93920,184 @ 4.8kV18,755 @ 13.2kV
Subtransmission 2,664 @ 24 kV797 @ 41.6kV
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DTE EnergyHydrogen Technology Park
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Project Rationale
Given the potential for the commercialization of hydrogen as a replacement energy carrier for fossil fuels, DTE Energy will develop and test a working prototype of a hydrogen-based energy system.
The company believes this demonstration project, which models a complete renewable hydrogen system, from hydrogen generation using biomass/solar power to storage to electrical generation and vehicle fueling, will provide meaningful information into the technical and economic challenges of realizing a hydrogen-based economy.
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Project Overview
System Attributes:End-to-end hydrogen energy system
Electrolysis-based hydrogen production
On-site renewable energy source
Fuel cell-based power generation
Vehicle re-fueling
Remotely operated & controlled
Southfield, MI
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Objectives
• Demonstrate an end-to-end, multi-use hydrogen energy station in order to:
– Test on-site, co-production of hydrogen for stationary fuel cell power and vehicle fueling applications
– Identify the technical and economic drivers of system performance
– Validate component and system technologies
– Develop applications experience in hydrogen energy systems
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Objectives
• Contribute to development of relevant safety standards and protocols for hydrogen-based power systems.
• Evaluate the market opportunities for hydrogen energy systems.
• Educate the public on hydrogen-based energy systems.
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Why Electrolysis?
– Established, time-tested technology
– Allows modeling of renewable energy system
– Allows analysis of multiple power sources (i.e. solar, wind, gas, coal, nuclear)
– Tests peak-shaving application
– Leverages available infrastructure (substation)
– Minimizes/eliminates fuel purity concerns
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Process Flow Diagram
System Operations Center (SOC) (not shown):
• Provides remote monitoring & control
• Allows for system optimization
• Fully integrated with site instrumentation for automated data collection & storage
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Remote Monitoring & Control System
• System capable of remotely monitoring and recording all relevant system parameters including:
–Runtimes–Power consumed–Hydrogen mass
produced/consumed–Alarms & warnings
System Operations Center (SOC)
WebApplications
Internet
XMLGateway
Remote monitoring, Remote monitoring, Remote monitoring, Remote monitoring, control, & data acquisitioncontrol, & data acquisitioncontrol, & data acquisitioncontrol, & data acquisition
Internet
On-site Equipment
Data analysisData analysisData analysisData analysis&&&&
ReportingReportingReportingReporting
XML
UPC/SC
ENF
UPC/SC
ENF
ENF ENF ENF ENF ENF
ENF ENF ENF SWITCHGEAR
UPC/SC
ENXIGEN
I/OMOD
DataBase
System Operations Center (SOC)
WebApplications
Internet
XMLGateway
Remote monitoring, Remote monitoring, Remote monitoring, Remote monitoring, control, & data acquisitioncontrol, & data acquisitioncontrol, & data acquisitioncontrol, & data acquisition
Internet
On-site Equipment
Data analysisData analysisData analysisData analysis&&&&
ReportingReportingReportingReporting
XML
UPC/SCUPC/SC
ENFENF
UPC/SCUPC/SC
ENFENF
ENFENF ENFENF ENFENF ENFENF ENFENF
ENFENF ENFENF ENFENF SWITCHGEAR
UPC/SCUPC/SC
ENXIGEN
I/OMODI/O
MOD
DataBase
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Site Layout
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Equipment Pad
• 10 stationary fuel cell subsystems
• Operate in tandem for AC power generation (40-50kW)
Switchgear (future Stirling Engine-55kW)
Electrolyzer w/diaphragm compressor
(2.7kg/hr)
ASME certified steel cylinders
(130kg)
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Project Site
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Southfield Substation
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Start of Construction
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Fuel Cell System
10 subsystems
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Fuel Cell Subsystem
Front Back
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Electrolyzer
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Storage
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Dispenser
example
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Installed System
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Project Review
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Approach
Enterprise wide initiative:
DTE Energy Ventures –Technology Investments (project sponsor)
DTE Energy Technologies – integrated DG solutions
Detroit Edison – electric utility
MichCon – gas utility
DTE Biomass Energy – non-regulated renewable energy provider
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Interactions & Collaborations
Lawrence Technological University– Data collection & analysis lead– Project to serve as ‘working laboratory’ in
new alternative energy curriculum
BP– Infrastructure partner for DOE Hydrogen
Fleet Demonstration project– Providing best practices/lessons learned
from EU and other hydrogen refueling installation experiences
DaimlerChrysler– Vehicle partner for DOE Hydrogen Fleet
Demonstration project
BOC– Collaborator on gas handling, system
optimization, & commercial off-take opportunities
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Project Timeline
Phase I Phase II Phase III
Oct’02 Sep’05
Phase I Phase II Phase III
Oct’02 Fall ’04 Sep’05
Select TeamEstablish optimal technologies and sourcesDevelop work plan & budgetEstablish codes & standards frameworkSelect Site
[complete]
Design system & obtain permits
Procure equipment
Install, commission and operate system
Develop educational program
[in progress]
Operate, monitor, and maintain system
Develop technical report
Assess economics and develop business plan
Document and publish project results
[planned]
DOE follow-on project’05 – ‘08