نتایج جستجو برای: gas oil
تعداد نتایج: 367398 فیلتر نتایج به سال:
HE BIGGEST increases in demand for oil and gas are occurring in the developing world, which is also where most of the world’s proven oil and gas reserves are located. International energy companies—investors, equipment suppliers, contractors, and consulting firms—are therefore shifting their attention from Europe and North America to developing countries, which are likely to offer more business...
With the rapid increase in oil and gas consumption in the world’s energy consumption structure, the pace of global oil–gas pipeline construction has accelerated. Pipeline accidents that cause huge economic losses occur frequently, so inspection and maintenance of oil and gas pipelines have become critical issues. This paper presents a helical-contact deformation measuring method based on a mult...
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The prevention of dangerous chemical accidents is a primary problem of industrial manufacturing. In the accidents of dangerous chemicals, the oil gas explosion plays an important role. The essential task of the explosion prevention is to estimate the better explosion limit of a given oil gas. In this paper, Support Vector Machines (SVM) and Logistic Regression (LR) are used to predict the explo...
A time series is estimated of in-ground prices of U.S. oil and natural gas reserve prices for the period 1982–2003, usingmarket transaction data. Reserves sold are considered as proved; errors in this respectmay affect estimates, in either direction. The data are also used to examine the impact of reserve status, production rate, andwell head prices, on reserve prices. Both oil and gas current ...
The tomographic imaging of process parameters for oil-gas-water three-phase flow can be obtained through different sensing modalities, such as electrical resistance tomography (ERT) and electrical capacitance tomography (ECT), both of which are sensitive to specific properties of the objects to be imaged. However, it is hard to discriminate oil, gas and water phases merely from reconstructed im...
Productivity is one of the important factors in exploration, extraction and production of oil and gas. On the other hands, the literature indicates that the process of economic liberalization is an inventible matter and globalization gradually is improving. So it is important that the effect of oil shocks is considered In Iran. Based on International trade statistics, Shanghai’s countries is on...
In the fall of 2016, a field study was conducted in the Uinta Basin Utah to improve information on oil and natural gas well pad pneumatic controllers (PCs) and emission measurement methods. A total of 80 PC systems at five oil sites (supporting six wells) and three gas sites (supporting 12 wells) were surveyed, and emissions data were produced using a combination of measurements and engineering...
Pipelines, wellbores and ground installations are permanently controlled by sensors spread across the crucial points in the whole area. One of the most popular techniques to support proper oil drive in a wellbore is a Gas Lift. In this paper we present the concept of using wireless sensor network (WSN) in the oil and gas industry installations. Assuming that Gas Lift Valves (GLVs) in a wellbore...
as observed in some oil and gas countries, upstream service contracts, for instance buy-back contract in iran, would provide an appropriate environment for the development of oil and gas fields. however, certain cases, such as common structures and reservoirs, deep sea oil fields or second and third generations of an oil field may require more attractive contractual mechanisms in the eyes of io...
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