LIBROS DEL AUTOR: national renewable energy laboratory nr

52 resultados para LIBROS DEL AUTOR: national renewable energy laboratory nr

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  • Advanced Utility Metering
    National Renewable Energy Laboratory (NR
    In support of federal agencies considering the approach to utility metering appropriate for their facilities, the U.S. Department of Energy Federal Energy Management Program offers this publication as an overview of options in metering technology, system architecture, implementation, and relative costs. It provides advanced metering systems information to help potential users s...
    Disponible

    17,20 €

  • Process Development for CIGS-Based Thin-Film Photovoltaic Modules
    National Renewable Energy Laboratory (NR
    This report describes work performed by Global Solar Energy (GSE) under Phase I of this subcontract. GSE has initiated an extensive and systematic plan to accelerate the commercialization of thin-film photovoltaics (PV) on copper indium gallium diselenide (CIGS). GSE is developing the technology to deposit and monolithically integrate CIGS photovoltaics on a flexible substrate....
    Disponible

    15,88 €

  • Energy Sector Market Analysis
    National Renewable Energy Laboratory (NR
    This paper presents the results of energy market analysis sponsored by the Department of Energy’s (DOE) Weatherization and International Program (WIP) within the Office of Energy Efficiency and Renewable Energy (EERE). The analysis was conducted by a team of DOE laboratory experts from the National Renewable Energy Laboratory (NREL), Oak Ridge National Laboratory (ORNL), and Pa...
    Disponible

    17,08 €

  • Review of the Literature on Catalytic Biomass Tar Destruction
    National Renewable Energy Laboratory (NR
    A summary of literature pertaining to catalytic biomass gasification 'tar' destruction, an overview of catalysts studied, and an evaluation of the future potential for this gas cleaning technology.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original arti...
    Disponible

    15,76 €

  • Alternative Feedstocks Program Technical and Economic Assessment
    National Renewable Energy Laboratory (NR
    This resource document on biomass to chemicals opportunities describes the development of a technical and market rationale for incorporating renewable feedstocks into the chemical industry in both a qualitative and quantitative sense. The term 'renewable feedstock?s' can be defined to include a huge number of materials such as agricultural crops rich in starch, lignocellulosic ...
    Disponible

    23,13 €

  • Solar Radiation Data Manual for Buildings
    National Renewable Energy Laboratory (NR
    For use by architects and engineers, the Solar Radiation Data Manual for Buildings provides solar resource information for common window orientations for the; United States and its territories. This information was modeled using solar radiation and meteorological data gathered from 1961 to 1990 and will permit quick evaluations; of passive solar and daylighting features for bui...
    Disponible

    25,26 €

  • Photovoltaic Manufacturing Technology (PVMaT) Improvements for ENTECH’s Concentrator Module
    National Renewable Energy Laboratory (NR
    This final technical report documents ENTECH’s Phase I contract under the Photovoltaic Manufacturing Technology (PVMaT) project. Under this project we prepared a detailed description of our current manufacturing process for making our unique linear Fresnel lens photovoltaic concentrator modules. In addition, we prepared a detailed description of an improved manufacturing proces...
    Disponible

    15,79 €

  • Atlas of Thermal Data for Biomass and Other Fuels
    National Renewable Energy Laboratory (NR
    Biomass is recognized as a major source of renewable energy. In order to convert biomass energy to more useful forms, it is necessary to have accurate scientific data on the thermal properties of biomass. This Atlas has been written to supply a uniform source of that information. In the last few decades Thermal analysis (TA) tools such as thermogravimetry, differential thermal ...
    Disponible

    21,00 €

  • Dynamic Characterization Testing of Wind Turbines
    National Renewable Energy Laboratory (NR
    The U.S. Department of Energy (DOE), in conjunction with the U.S. wind industry, is supporting the development and commercialization of utility-grade wind turbines. Under the Certification Program, the DOE, through the National Renewable Energy Laboratory (NREL) will assist the U.S. industry in obtaining American Association for Laboratory Accreditation (A2LA)-type certificatio...
    Disponible

    15,61 €

  • Quasi-Physical Model for Converting Hourly Global Horizontal to Direct Normal Insolation
    National Renewable Energy Laboratory (NR
    Numerous research studies have shown that the use of a single regression function does not adequately characterize the relationship between direct beam transmittance (Kn) and the effective global horizontal transmittance (Kt). Therefore, the Direct Insolation Simulation Code (DISC) employs an exponential relationship between ..delta..Kn and air mass which is parametric in Kt. T...
    Disponible

    17,35 €

  • Modeling Single-Phase and Boiling Liquid Jet Impingement Cooling in Power Electronics
    National Renewable Energy Laboratory (NR
    Jet impingement has been an attractive cooling option in a number of industries over the past few decades. Over the past 15 years, jet impingement has been explored as a cooling option in microelectronics. Recently, interest has been expressed by the automotive industry in exploring jet impingement for cooling power electronics components. This technical report explores, from a...
    Disponible

    17,38 €

  • New Method for Dual-Axis Fatigue Testing of Large Wind Turbine Blades Using Resonance Excitation and Spectral Loading
    National Renewable Energy Laboratory (NR
    The blades of a wind turbine are generally considered to be the most critical component of the wind turbine system. The fundamental purpose of performing fatigue tests on wind turbine blades is to demonstrate that a blade, when manufactured to a certain set of specifications, has the prescribed reliability and service life. The purpose of the research conducted for this project...
    Disponible

    20,97 €

  • Guidelines for the Economic Evaluation of Building-Integrated Photovoltaic Power Systems
    National Renewable Energy Laboratory (NR
    This report identifies the economic parameters of building-integrated PV (BIPV) systems. The guidelines are structured in three major parts: the investment analysis (methods and ownership issues), benefits, and costs. Measurement and verification are also discussed briefly. ; The outline and evaluation of investment analysis methods showed their effectiveness for BIPV systems. ...
    Disponible

    17,11 €

  • Understanding the Growth of the Cellulosic Ethanol Industry
    National Renewable Energy Laboratory (NR
    This report identifies, outlines, and documents a set of plausible scenarios for producing significant quantities of lignocellulosic ethanol in 2017. These scenarios can provide guidance for setting government policy and targeting government investment to the areas with greatest potential impact.This work has been selected by scholars as being culturally important, and is part ...
    Disponible

    14,74 €

  • Overview of Water Disinfection in Developing Countries and the Potential for Solar Thermal Water Pasteurization
    National Renewable Energy Laboratory (NR
    This report examines the need for water disinfection in developing countries, the water disinfection systems currently used, or the lack thereof, and the potential for solar thermal pasteurization systems. It compares the cost and disinfection effectiveness of current systems and of several solar thermal systems being developed.This work has been selected by scholars as being c...
    Disponible

    20,21 €

  • Hydrogen Production From Biomass via Indirect Gasification
    National Renewable Energy Laboratory (NR
    This report describes a set of updated gasifier correlations developed by NREL to predict biomass gasification products and Minimum Hydrogen Selling Price.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original ...
    Disponible

    15,66 €

  • Wind Turbinie Generator System Power Performance Test Report for the Mariah Windspire 1-kW Wind Turbine
    National Renewable Energy Laboratory (NR
    This report summarizes the results of a power performance test that NREL conducted on the Mariah Windspire 1-kW wind turbine. During this test, two configurations were tested on the same turbine. In the first configuration, the turbine inverter was optimized for power production. In the second configuration, the turbine inverter was set for normal power production. In both conf...
    Disponible

    17,20 €

  • Preliminary Screening
    National Renewable Energy Laboratory (NR
    In principle, syngas (primarily consisting of CO and H2) can be produced from any hydrocarbon feedstock, including: natural gas, naphtha, residual oil, petroleum coke, coal, and biomass. The lowest cost routes for syngas production, however, are based on natural gas, the cheapest option being remote or stranded reserves. Economic considerations dictate that the current producti...
    Disponible

    21,12 €

  • Moisture Transport in Silica Gel Particle Beds
    National Renewable Energy Laboratory (NR
    Diffusion mechanisms of moisture within silica gel particles are investigated. It is found that for microporous silica gel surface diffusion is the dominant mechanism of moisture transport, while for macroporous silica gel both Knudsen and surface diffusion are important.This work has been selected by scholars as being culturally important, and is part of the knowledge base of ...
    Disponible

    17,11 €

  • Development of LNG-Powered Heavy-Duty Trucks in Commercial Hauling
    National Renewable Energy Laboratory (NR
    In support of the U.S. Department of Energy’s development, deployment, and evaluation of alternative fuels, NREL and the Trucking Research Institute contracted with Detroit Diesel Corporation (DDC) to develop and operate a liquid natural gas fueled tractor powered by a DDC Series 50 prototype natural gas engine. This is the final report on the project.This work has been selecte...
    Disponible

    15,76 €

  • Achieving Very High Efficiency and Net Zero Energy in an Existing Home in a Hot-Humid Climate
    National Renewable Energy Laboratory (NR
    This study summarizes the first six months of detailed data collected on a single family home that experienced a series of retrofits targeting reductions in energy use. The project was designed to develop data on how envelope modifications and renewable measures can result in considerable energy reductions and potentially net zero energy for an existing home. Using utility bill...
    Disponible

    17,78 €

  • Process Design and Economics for Conversion of Lignocellulosic Biomass to Ethanol
    National Renewable Energy Laboratory (NR
    This design report describes an up-to-date benchmark thermochemical conversion process that incorporates the latest research from NREL and other sources. Building on a design report published in 2007, NREL and its subcontractor Harris Group Inc. performed a complete review of the process design and economic model for a biomass-to-ethanol process via indirect gasification. The c...
    Disponible

    21,01 €

  • Facility Microgrids
    National Renewable Energy Laboratory (NR
    Microgrids are receiving a considerable interest from the power industry, partly because their business and technical structure shows promise as a means of taking full advantage of distributed generation. This report investigates three issues associated with facility microgrids: 1) Multiple-distributed generation facility microgrids’ unintentional islanding protection, 2) Facil...
    Disponible

    15,82 €

  • Properties of Wide-Gap Chalcopyrite Semiconductors for Photovoltaic Applications
    National Renewable Energy Laboratory (NR
    The objectives of this project were to obtain a fundamental understanding of wide-gap chalcopyrite semiconductors and photovoltaic devices. Information to be gathered included significant new fundamental materials data necessary for accurate modeling of single- and tandem-junction devices, basic materials science of wider-gap chalcopyrite semiconductors to be used in next-gener...
    Disponible

    15,76 €

  • Development of Standardized Power Electronic Components, Subsystems, and Systems for Increased Modularity and Scalability
    National Renewable Energy Laboratory (NR
    Power electronics devices hold substantial promise for making distributed energy applications more efficient and cost effective. This project is motivated towards developing and testing inverters that will allow distributed energy systems to provide ancillary services such as voltage and VAR regulation, and increased grid reliability by seamlessly transitioning between grid-tie...
    Disponible

    17,11 €

  • Policy Overview and Options for Maximizing the Role of Policy in Geothermal Electricity Development
    National Renewable Energy Laboratory (NR
    Geothermal electricity production capacity has grown over time because of multiple factors, including its renewable, baseload, and domestic attributes; volatile and high prices for competing technologies; and policy intervention. Overarching federal policies, namely the Public Utilities Regulatory Policies Act (PURPA), provided certainty to project investors in the 1980s, leadi...
    Disponible

    15,91 €

  • Building a Bridge to the Ethanol Industry, Follow-up Project
    National Renewable Energy Laboratory (NR
    Subcontract report summarizing results of a trial of a corn fiber pretreatment process. The results of the trial showed that the carbohydrates in the pretreated liquid and solid streams are readily hydrolyzed by enzymes and easily fermentable to ethanol by yeast.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilizat...
    Disponible

    15,82 €

  • Strategic Biorefinery Analysis
    National Renewable Energy Laboratory (NR
    Subcontract report prepared by Dartmouth College that reviews existing biorefinery examples.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyrigh...
    Disponible

    17,08 €

  • Consumer Attitudes About Renewable Energy
    National Renewable Energy Laboratory (NR
    The data in this report are taken from Natural Marketing Institute’s (NMI’s) Lifestyles of Health and Sustainability Consumer Trends Database. Created in 2002, the syndicated consumer database contains responses from 2,000 to 4,000 nationally representative U.S. adults (meaning the demographics of the sample are consistent with U.S. Census findings) each year. NMI used the data...
    Disponible

    15,69 €

  • Lignocellulosic Biomass to Ethanol Process Design and Economics Utilizing Co-Current Dilute Acid Prehydrolysis and Enzymatic Hydrolysis for Corn Stover
    National Renewable Energy Laboratory (NR
    This report is an update of NREL’s ongoing process design and economic analyses of processes related to developing ethanol from lignocellulosic feedstocks.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original ...
    Disponible

    21,15 €


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