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216 Matching Results
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Clean Energy Policies Analysis: The Role of Policy in Clean Energy Market Transformation
This presentation was written and presented by Elizabeth Doris (NREL) at the November 17 TAP Webinar to provide background detail about how state policies are transforming the clean energy market in different regions of the country.
Date:
November 1, 2010
Creator:
Doris, E.
System:
The UNT Digital Library
Leveraging Intelligent Vehicle Technologies to Maximize Fuel Economy
Advancements in vehicle electronics, along with communication and sensing technologies, have led to a growing number of intelligent vehicle applications. Example systems include those for advanced driver information, route planning and prediction, driver assistance, and crash avoidance. The National Renewable Energy Laboratory is exploring ways to leverage intelligent vehicle systems to achieve fuel savings. This presentation discusses several potential applications, such as providing intelligent feedback to drivers on specific ways to improve their driving efficiency, and using information about upcoming driving to optimize electrified vehicle control strategies for maximum energy efficiency and battery life. The talk also covers the potential of Advanced Driver Assistance Systems (ADAS) and related technologies to deliver significant fuel savings in addition to providing safety and convenience benefits.
Date:
November 1, 2011
Creator:
Gonder, J.
System:
The UNT Digital Library
Comparison of Battery Life Across Real-World Automotive Drive-Cycles
Laboratories run around-the-clock aging tests to try to understand as quickly as possible how long new Li-ion battery designs will last under certain duty cycles. These tests may include factors such as duty cycles, climate, battery power profiles, and battery stress statistics. Such tests are generally accelerated and do not consider possible dwell time at high temperatures and states-of-charge. Battery life-predictive models provide guidance as to how long Li-ion batteries may last under real-world electric-drive vehicle applications. Worst-case aging scenarios are extracted from hundreds of real-world duty cycles developed from vehicle travel surveys. Vehicles examined included PHEV10 and PHEV40 EDVs under fixed (28 degrees C), limited cooling (forced ambient temperature), and aggressive cooling (20 degrees C chilled liquid) scenarios using either nightly charging or opportunity charging. The results show that battery life expectancy is 7.8 - 13.2 years for the PHEV10 using a nightly charge in Phoenix, AZ (hot climate), and that the 'aggressive' cooling scenario can extend battery life by 1-3 years, while the 'limited' cooling scenario shortens battery life by 1-2 years. Frequent (opportunity) charging can reduce battery life by 1 year for the PHEV10, while frequent charging can extend battery life by one-half year.
Date:
November 1, 2011
Creator:
Smith, K.; Earleywine, M.; Wood, E. & Pesaran, A.
System:
The UNT Digital Library
Polycrystalline Thin Film Solar Cell Durability: Stress Testing, Measurements, and Diagnostics
Invited Tutorial presented as part of AMS International Short Course Series.
Date:
November 1, 2010
Creator:
Albin, D.
System:
The UNT Digital Library
Working with NREL - Commercialization
None
Date:
November 5, 2009
Creator:
unknown
System:
The UNT Digital Library
Second-Generation Fuel Cell Stack Durability and Freeze Capability from National FCV Learning Demonstration
This presentation provides information about the objectives and partners of the National Fuel Cell Vehicle Learning Demonstration, the status of vehicle and station deployment, and results of vehicle and infrastructure analysis.
Date:
November 18, 2009
Creator:
Wipke, K.; Sprik, S.; Kurtz, J.; Ramsden, T. & Garbak, J.
System:
The UNT Digital Library
Clean Energy Opportunity Forum - Creating the New Energy Economy
A presentation at the 22nd Industry Growth Forum by Marty Murphy about making connections and business opportunities in the cleantech industry.
Date:
November 5, 2009
Creator:
Murphy, L. M.
System:
The UNT Digital Library
22nd NREL Industry Growth Forum Opening Remarks - Day 1
A presentation at the 22nd Industry Growth Forum by Marty Murphy that provides an overview of the event
Date:
November 3, 2009
Creator:
Murphy, L. M.
System:
The UNT Digital Library
Insights and Opportunities: Technologies, Policies, and Markets for Clean Energy Solutions
A presentation highlighting how strategic energy analysis can affect technologies, policies, and markets for clean energy solutions. This includes an overview of some of NREL's models and tools as well as results from laboratory analysis.
Date:
November 1, 2009
Creator:
Arent, D.
System:
The UNT Digital Library
Utility Scale Renewables: Renewable and Efficiency Technology Integration (Presentation)
PowerPoint presentation given by Dave Mooney at the NREL Industry Forum on renewable and efficiency technology integration.
Date:
November 4, 2009
Creator:
Mooney, D.
System:
The UNT Digital Library
Science and Technology Perspectives on R&D Partnerships
Description of capabilities of the National Center for Photovoltaics, its focus on PV technology innovations that drive PV industry growth, and methods employed for collaborating with universities and industry.
Date:
November 1, 2009
Creator:
Raffaelle, R. P.
System:
The UNT Digital Library
Data Analysis of Early Fuel Cell Market Demonstrations
Presentation about early fuel cell markets, the National Renewable Energy Laboratory's Hydrogen Secure Data Center and its role in data analysis and demonstrations, and composite data products, and results reported to multiple stakeholders.
Date:
November 17, 2009
Creator:
Kurtz, J.; Ramsden, T.; Wipke, K. & Sprik, S.
System:
The UNT Digital Library
Fuel Cell Power Model for CHHP System Economics and Performance Analysis
Presentation about Fuel Cell Power (FCPower) Model used to analyze the economics and performance of combined heat, hydrogen, and power (CHHP) systems.
Date:
November 16, 2009
Creator:
Steward, D.
System:
The UNT Digital Library
Deployment Partnerships (Presentation)
This presentation, Deployment Partnerships, was given by Mike Pacheco at the Industry Growth Forum in Golden, Colorado, November 5, 2009.
Date:
November 5, 2009
Creator:
Pacheco, M.
System:
The UNT Digital Library
Pathway and Resource Overview
This presentation provides information about hydrogen pathway analysis, which is analysis of the total levelized cost (including return on investment). Well-to-wheels (WTW) energy use, and WTW emissions for hydrogen production, delivery, and distribution pathways.
Date:
November 16, 2009
Creator:
Ruth, M. F.
System:
The UNT Digital Library
Research Needs in Wind Energy
This presentation discusses the challenges and opportunities of wind energy.
Date:
November 18, 2010
Creator:
Schreck, S.
System:
The UNT Digital Library
Prediction of Multi-Physics Behaviors of Large Lithium-Ion Batteries During Internal and External Short Circuit
This presentation describes the multi-physics behaviors of internal and external short circuits in large lithium-ion batteries.
Date:
November 1, 2010
Creator:
Kim, G. H.; Lee, K. J.; Chaney, L.; Smith, K.; Darcy, E.; Pesaran, A. et al.
System:
The UNT Digital Library
Battery Ownership Model: A Tool for Evaluating the Economics of Electrified Vehicles and Related Infrastructure
This presentation uses a vehicle simulator and economics model called the Battery Ownership Model to examine the levelized cost per mile of conventional (CV) and hybrid electric vehicles (HEVs) in comparison with the cost to operate an electric vehicle (EV) under a service provider business model. The service provider is assumed to provide EV infrastructure such as charge points and swap stations to allow an EV with a 100-mile range to operate with driving profiles equivalent to CVs and HEVs. Battery cost, fuel price forecast, battery life, and other variables are examined to determine under what scenarios the levelized cost of an EV with a service provider can approach that of a CV. Scenarios in both the United States as an average and Hawaii are examined. The levelized cost of operating an EV with a service provider under average U.S. conditions is approximately twice the cost of operating a small CV. If battery cost and life can be improved, in this study the cost of an EV drops to under 1.5 times the cost of a CV for U.S. average conditions. In Hawaii, the same EV is only slightly more expensive to operate than a CV.
Date:
November 1, 2010
Creator:
O'Keefe, M.; Brooker, A.; Johnson, C.; Mendelsohn, M.; Neubauer, J. & Pesaran, A.
System:
The UNT Digital Library
Smart Routing of Memento Requests
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation describes the use of machine learning models to route Memento requests.
Date:
November 15, 2018
Creator:
Klein, Martin; Balakireva, Lyudmila; Shankar, Harihar; Powell, James & Van de Sompel, Herbert
System:
The UNT Digital Library
SUL/EAL Web Archiving Programmatic and Technical Concerns
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation describes the the programmatic and technical concerns in Stanford University Library's web archiving activities.
Date:
November 13, 2018
Creator:
Taylor, Nicholas
System:
The UNT Digital Library
Arquivo.pt: Taking a Web Archive to the Next Level
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation provides an overview of Arquivo.pt.
Date:
November 15, 2018
Creator:
Gomes, João
System:
The UNT Digital Library
Cultivating Open Access Through Innovative Services
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation discusses the Arquivo.pt mobile version and APIs.
Date:
November 13, 2018
Creator:
Melo, Fernando
System:
The UNT Digital Library
Curating Dissent at State Library Victoria
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation discusses the collection of materials relating to protests, activism, and dissent.
Date:
November 13, 2018
Creator:
Jetnikoff, Peter
System:
The UNT Digital Library
Expansion & Exploration in 2018: Processing the Library of Congress Web Archive
Presentation for the 2018 International Internet Preservation Consortium General Assembly and Web Archiving Conference. This presentation provides an overview of the Library of Congress web archive.
Date:
November 15, 2018
Creator:
Thomas, Grace & Grotke, Abigail
System:
The UNT Digital Library