Power towers are capable of producing solar-generated electricity and hydrogen on a large scale. Heliostats are the … plant it is important to reduce heliostat cost as much as possible to improve the economic performance of power towers. In … and hydrogen at $3.20/kg. We propose research and development that should ultimately lead to a price as low as $90/m{sup 2 …

kinetics of the hydrogen uptake by the DPB getter pellets. The kinetics obtained were then used to develop a semi …-empirical model, based on gas diffusion into solids, to predict the performance of the getter pellets under various conditions. The … hydrogen pressure buildup in sealed systems containing DPB getter pellets and subjected to known rates of hydrogen input. The …

The Energy Policy Act of 1992 (Act) transferred the uranium enrichment enterprise to the United States Enrichment … Enrichment Decontamination and Decommissioning Fund (D&D Fund) to: Pay for the costs of decontamination and decommissioning at …

material and the type of interfering species, such as hydrogen in the case of neutron counting. Some assay techniques are less …

, continued reliance on fossil fuels increases greenhouse gas emissions that may cause climate change, health impacts from air …

Achieving a successful transition to hydrogen-powered vehicles in the U.S. automotive market will require strong and … sustained commitment by hydrogen producers, vehicle manufacturers, transporters and retailers, consumers, and governments. The …, and ultimately the success of the transition itself. The transition to hydrogen-powered transportation faces imposing …

possibility of transition to a hydrogen economy. These limitations were adopted to simplify the transition analysis. Inspection of …

The H2A Production Model analyzes the technical and economic aspects of central and forecourt hydrogen production … technologies. Using a standard discounted cash flow rate of return methodology, it determines the minimum hydrogen selling price … familiar with the basic tenets of H2A hydrogen production cost analysis get started using the new version of the model. It …

including inputs from other sectors, and that allows to analyse resource use and emissions, e.g. of greenhouse gases. Data … information is integrated and matrices of resource use and emissions for all agricultural production activities are generated. A … monetary allocation is used to identify the respective activities that are responsible for emissions, including indirect …

quantitative analysis of the effects of these reforms on total emissions and fuel economy in three different states of the world …