نتایج جستجو برای: bed utilisation
تعداد نتایج: 62625 فیلتر نتایج به سال:
تقاضا برای اُلفین های (آلکِن های) سبک مانند پروپن، بوتن و ایزوبوتن و محصولاتی که از این اُلفین ها تولید می شود، بالا و رو به فزونی است. چون منابع فسیلی (طبیعی) فاقد الفین های سبک می باشند و بیشتر آنها شامل هیدروکربن های اشباع شده و آروماتیکها می باشد، روش های سنتزی برای تولید اُلفین های سبک اجتناب ناپذیر است. یکی از راههای تولید اُلفینهای سبک، هیدروژن زدایی آلکان متناظر- حذف یک مولکول - با آنها می ب...
Wireless sensor networks (WSNs) provide a means to acquire lots of raw data from vast amounts of easy-to-deploy sensors. Ontologies facilitate structuring data into information and support automatic inference mechanisms. The combination of wireless sensor networks and ontologies can bring significant added value to intelligently process the raw data intomeaningful information. In an ontology-ba...
background: the healthcare and socio-economic burden resulting from influenza a (h1n1) pdm09 in spain was considerable. our aim was to estimate and compare the management (resource utilization) and economic healthcare impact in an at-risk group of unvaccinated pregnant women with an unvaccinated group of non-pregnant woman of childbearing age (15-44 yr old). methods: we addressed this question ...
BACKGROUND The high burden of diabetes for healthcare costs and their impact on quality of life and management of the disease have triggered the design and introduction of disease management programmes (DMPs) in many countries. The extent to which diabetes patients vary with regard to their healthcare utilisation and costs is largely unknown and could impact on the design of DMPs. The objective...
This paper presents a study carried out as part of commissioning and testing world’s first grid-scale 150 kWe Pumped Heat Energy Storage (PHES) demonstration system. The system employs two novel layered packed-bed thermal stores. present experimentally investigates one the stores designated “hot store”, which has an energy storage density 1072 MJ/m3 heat at 500 °C 12 bar. store is enhancement n...
Hospital administrations in the developing–world face great challenges to meet the demand for more physicians in hospitals. A computer-based physician requirement planning model is a user-friendly approach in response to such demands. This article presents a new methodology based on a Graphic User Interface (GUI) using Java. Information on work days/ hours, activity-wise standard times and annu...
This article is concerned with the methodological issues of assessing the effects of casemix funding on hospital utilisation. Time-series analysis and intervention analysis are proposed to ascertain the effects. It was found there had been a decline in average length of stay and number of bed-days, an increase in weighted separations for teaching and non-teaching hospitals, and no apparent incr...
Matrix converters have attracted an amount of interest over the past 25 years already, but they find time after time once again new utilisation. The presented paper deals with the recent concept of hybrid and power splitting traction drive systems. Special attention is paid to electric power splitting. In the investigated system a traction induction motor is employed. The matrix converter reali...
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