2,581 research outputs found

    Systematic investigation of trench filling with photo materials

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    Author Amal Dev Raj VilayilMasterarbeit Universität Linz 2022Arbeit auf den öffentlichen PCs in den Bibliotheken der JKU+Medizin abrufba

    based geopolymer concrete

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    open-AIMS/ADRIA.jl: v0.7.0-dev.1

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    What's Changed Update use of functions due to new import approach by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/334 Migrate from SnoopPrecompile to PrecompileTools by @timholy in https://github.com/open-AIMS/ADRIA.jl/pull/335 Add planning horizon factor by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/336 Replace use of area attribute/field with call to function site_area() to ensure correct values by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/337 Remove reference to defunct fields when making factors constant by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/338 Make use of planning horizon in sims by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/340 Changes to support running ADRIA with external model (ReefMod Engine) data by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/341 CompatHelper: add new compat entry for SimpleWeightedGraphs at version 1, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/343 CompatHelper: add new compat entry for OrderedCollections at version 1, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/344 CompatHelper: bump compat for StatsBase to 0.34, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/345 Split ADRIA-mod domain definition by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/346 Add GBR zones by priority by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/347 Exit with error if given path is not a directory by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/350 Make Aviz into an extension package by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/349 CompatHelper: add new compat entry for Reexport at version 1, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/351 CompatHelper: add new compat entry for ImageMagick at version 1, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/352 Update bleaching mortality model to align with published paper by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/354 Add option to use JMcDM functions in ADRIA site selection by @Rosejoycrocker in https://github.com/open-AIMS/ADRIA.jl/pull/348 Address mismatched number of elements under certain conditions by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/358 Remove Copras method due to erroring by @Rosejoycrocker in https://github.com/open-AIMS/ADRIA.jl/pull/359 CompatHelper: bump compat for HypothesisTests to 0.11, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/363 CompatHelper: add new compat entry for JMcDM at version 0.7, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/362 Update documentation by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/361 Scenario discovery docs by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/364 Fix: Metric errors when applied to a single simulation by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/365 Address ranking errors in mcda outputs by @Rosejoycrocker in https://github.com/open-AIMS/ADRIA.jl/pull/367 Add temporal clustering by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/370 Fix incorrect type check by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/371 CompatHelper: add new compat entry for Clustering at version 0.15, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/372 CompatHelper: bump compat for Zarr to 0.9, (keep existing compat) by @github-actions in https://github.com/open-AIMS/ADRIA.jl/pull/373 Update time series clustering and add visualization functionality by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/374 Update scenario viz by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/355 Refactor run_scenarios to improve when running multiple rcps by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/376 Bump version number and add new author by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/378 Update docstrings for growth function by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/375 Add map visualization - displays k-area by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/356 Consider near-term conditions with greater weight than far-future conditions by @ConnectedSystems in https://github.com/open-AIMS/ADRIA.jl/pull/387 Changes to number of species in ADRIA by @Rosejoycrocker in https://github.com/open-AIMS/ADRIA.jl/pull/380 Temporal clustering for spatial data by @Zapiano in https://github.com/open-AIMS/ADRIA.jl/pull/382 New Contributors @timholy made their first contribution in https://github.com/open-AIMS/ADRIA.jl/pull/335 @Zapiano made their first contribution in https://github.com/open-AIMS/ADRIA.jl/pull/370 Full Changelog: https://github.com/open-AIMS/ADRIA.jl/compare/v0.5.0...v0.7.0-dev.

    The Cryosphere Discussions

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    www.geosci-model-dev-discuss.net/6/3003/2013/ doi:10.5194/gmdd-6-3003-2013 © Author(s) 2013. CC Attribution 3.0 License

    An overview of the opportunities and challenges in sustaining the energy industry in Afghanistan

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    Energy access is not only crucial for economic growth but also important for any strategy to improve the health and social welfare of a nation. Afghanistan’s energy industry is in poor condition due to many years of war and negligence. Despite international agencies’ support and energy policies adopted in the last few years, Afghanistan has no universal access to power. Besides, the residences suffer from an irregular distribution of power supply. There is a growing gap between demand and supply, and the current predictions of demand do not show reality due to hindered economic growth. Afghanistan’s domestic power transmission is limited, which must be extended for the country to enjoy a stable and sustainable energy supply. Sustainability and security of Afghanistan’s power sector would rely on its ability to become self-reliant in power generation. Overall, the objective of this paper is to summarize the current energy status of Afghanistan and to identify energy opportunities for self-sufficiency and challenges in various aspects of energy sources. To meet energy demand, Afghanistan can develop its autochthonous hydrocarbon and renewable energy resources. By improving its domestic energy potential from natural resources, Afghanistan can fulfill its primary energy requirement. Further, along with policy formulation, appropriate and planned implementation of renewable energy policy, energy efficiency targets, and strategies, Afghanistan can reach energy self-sufficiency goals with socio-economic development

    Damage identification in concrete under impact loading at varying temperatures using voltage strain relations technique: an experimental and numerical study

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    Impact-loaded concrete structures cause severe and rapid damage, resulting in significant property and human life loss. As the temperature rises, the damage caused by impact loading becomes increasingly severe. Concrete structures need structural health monitoring (SHM) to avoid this damage and loss. In this study, the voltage strain relation technique was used to identify the damaged state of concrete under impact loads at various temperature conditions experimentally and numerically. For this purpose, an experimental study was performed on concrete cube specimens in which different piezo configurations (surface bonded, non-bonded, and jacketed) were installed to acquire the voltage data. Before applying an impact load to the top surface of the concrete specimen, it was preheated at 50 °C, 100 °C, and 150 °C to provide the temperature effect, and then a free-falling iron ball was dropped from 3 m heights on the top of the specimens. Furthermore, finite element analysis has been carried out to validate the experimental results with analytical results. The experimental results show that the voltage strain relation technique is well capable of detecting the damage in concrete under the temperature and impact loading conditions. The maximum absolute voltage value (Vp) of 17.11 V was recorded for the jacketed sensors under an impact height of 3 m at 100 °C. All the piezo sensor configurations are capable of finding the damage. Jacketed sensors are more efficient in the health assessment of concrete in terms of voltage strain relations. In terms of strain values, the analytical results are in good agreement with the experimental results

    System Safety in Healthcare: The Right and Wrong Ways to Perform Failure Mode and Effects Analysis (FMEA)

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    The objective of performing Failure Mode and Effects Analysis (FMEA) is to use sound risk management principles, coupled with innovative solutions that can assure high return on investment (ROI). Quality Guru Philip Crosby wrote in his book, Quality is Free, that quality is free if you do the right things at the right time. Essentially, the savings from avoiding fixes, process changes and lawsuits are much higher than the cost of doing things right. The principles of sound risk management, experienced by this paper’s co-author Dev Raheja as an international engineering management consultant over 30 years, include: Identifying risks Assessing risks Mitigating risks Orchestrating risk management Aiming at high ROI without compromising safet

    Analysis of PCE-based Superplasticiser for the Different Types of Cement using Marsh Cone Test

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    The Marsh cone test is a direct and straightforward technique for examining the fluidity of cement paste using a superplasticiser. Polycarboxylate ether (PCE) based Auramix 400 superplasticiser, portland pozzolana cement, and ordinary Portland cement are used for finding the optimum dosage of superplasticiser with specific cement. The optimum dosage and the superplasticiser's efficiency are determined by the marsh cone test for two types of cement. The fresh and mechanical properties and non-destructive testing of the concrete mixes made by two cement types have been compared. The water-cement ratio is kept constant for both types of cement. Results show that the optimum dosage of superplasticiser depends upon the different types of cement. After the saturation point, the fluidity of cement paste doesn't affect increasing the quantity of superplasticiser. Both concrete mixes' fresh and mechanical properties of the same grade are similar, but the fine aggregate and coarse aggregate requirements are higher in OPC (Ordinary Portland Cement) mix concrete than in PPC (Portland Pozzolana Cement) mix concrete. The requirement of superplasticiser is more when used with PPC than the OPC concrete mix
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