نتایج جستجو برای: petroleum engineering
تعداد نتایج: 278224 فیلتر نتایج به سال:
Since the 21st century, under background of steady social and economic development, China’s petroleum enterprises have developed rapidly, but in process oil well engineering, there are also low production, efficiency, order to improve recovery, it is necessary understand implementation effective solutions. This paper analyzes causes production efficiency combination with specific examples furth...
The invention of the spark-ignited internal combustion engine provided a market for a petroleum middle distillate, gasoline, about 100 years ago. The internal combustion engine and gasoline have co-evolved until motor vehicles now annually consume about 110 billion gallons of gasoline in the United States. Continuing air pollution problems and resulting regulatory pressures are driving the need...
Antimicrobial activities of methanolic and petroleum ether extracts of Croccus sativus L. (saffron) stigmas, were tested against various bacterial strains (Proteus vulgaris, Klebsiella pneumonia, Pseudomonas aeruginosa, Staphylococcus aureus and Escherichia coli) and fungi (Candida albicans, Aspergillus niger and Aspergillus fumigatus) by agar well diffusion method. Minimal inhibitory concentra...
Bioenergy should play an essential part in reaching targets to replace petroleum-based transportation fuels with a viable alternative, and in reducing long-term carbon dioxide emissions, if environmental and economic sustainability are considered carefully. Here, we review different platforms, crops, and biotechnology-based improvements for sustainable bioenergy. Among the different platforms, ...
In the literature, optimization models deal with planning and scheduling of several subsystems of the petroleum supply chain such as oilfield infrastructure, crude oil supply, refinery operations and product transportation. The focus of the present work is to propose a general framework for modeling petroleum supply chains. As a starting point, processing units are modeled based on the framewor...
Recently, more and more problems in the petroleum industry are being analyzed by the Knowledge-Based Systems (KBS) technology. However, the cost in terms of time and money remains high. To handle this problem smartly, an optimum combination of machine resources, programming skills and development tools has been used in the development of a petroleum-industry sanding advisor/expert-system. Start...
In Petroleum Engineering, reservoir management aims to maximise the profit from a hydrocarbon reservoir. Highly nonlinear numerical models, which describe the internal structure of hydrocarbon reservoirs, are used to make reservoir management decisions. These models are aimed at providing accurate predictions of the reservoir behaviour under different scenarios. This requires that the model par...
In this paper, the problem of determining the optimum number and locations of banking automatic teller machines (ATMs) is considered. The objective is to minimize the total number of ATMs to cover all customer demands within a given geographical area. First, a mathematical model of this optimization problem is formulated. A novel heuristic algorithm with unique features is then developed to eff...
The paper presents key findings from the research project “Building Safety”. Building Safety aims to generate knowledge for building resilient operational organizations for petroleum production in the northern regions. The results of the study should serve as input for Eni Norge, in their current preparation for petroleum production at the Goliat field in the Barents Sea. The paper presents how...
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