نتایج جستجو برای: petro
تعداد نتایج: 505 فیلتر نتایج به سال:
Many processes operate only arounda limitednumber of operation points.In order to have adequatecontrol around each operation point, an adaptive controller couldbe used.Then,if the operationpoint changesoften, a largenumberof parameters wouldhavetobe adapted overand over again. This prohibits application of conventional adaptive control, whichis more suited for processes with slowly changing par...
The main task in oil and gas exploration is to gain an understanding of the distribution and nature of rocks and fluids in the subsurface. Well logs are records of petro-physical data acquired along a borehole, providing direct information about what is in the subsurface. The data collected by logging wells can have significant economic consequences, due to the costs inherent to drilling wells,...
Since fossil fuel emissions will continue indefinitely, we must find a suitable and long-term alternative, owing to the fact that it is biodegradable, non-toxic, eco-friendly, biodiesel an excellent substitute for diesel engines. EASAC classifies evolution of into four generations. Biodiesel feedstocks their advantages disadvantages different generations are thoroughly analysed in this article....
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