The leakage detection of gas-liquid transportation pipeline is an important guarantee for the safety of oil and gas transportation pipelines. In order to study the leak-acoustics generation mechanism for gas-liquid pipeline slug flow, leakage process…
In order to ensure the safety of industrial production process, identification and early-warning of abnormal working conditions are very important. In this paper, the abnormal "foaming phenomenon" of natural gas purification desulfurization solution…
Pipelines are one of the most common systems for storing and transporting petroleum products, both liquid and gaseous. Despite their durable structures, leakages can occur for many reasons, causing environmental disasters, energy waste, and, in some…
Air pollution is one of the environmental challenges that have received a lot of discussion. The creation of a method to lessen air pollution. The suggested system includes a carbon monoxide (CO) sensor, a sensor for liquid petroleum gas (LPG), a GPS…
Due to the influence of the gas field and the transportation environment, the field operation has been fluctuating for a long time, and the stable operation of the device is closely related to whether the response action under different working…
Electrification and decarbonization of the chemical industry are the keys to achieve carbon neutrality for human society, which necessitates the transition from fossil resource-based chemical production to renewable energy-based chemical production.…
The gathering and transportation pipeline known as Line 1 of Puguang Gas Field has the characteristics of wet gathering and transportation containing high sulfur content, large drops, and liquid loading in low-lying areas. In the process of one…
The role of the Caspian Sea in the development of the oil and gas industry for our country and the world is undeniable. The discovery of new fields creates conditions for the development of efficient and modern technologies. The need for energy…
The effect of transportation on the atmosphere is immense because it is the biggest energy consumer which burns much of the global oil. This triggers environmental impact and leads to a global warming by releasing carbon dioxide, including nitrous…
A series of experiments were conducted to investigate the flow pattern transitions and water holdup during oilwatergas three-phase flow considering both a horizontal section and a vertical section of a transportation pipe simultaneously. The flowing…
The process of transporting a liquid substance (oil, petroleum products, gas mixtures) the pipeline network and related engineering facilities, being a dynamically non-equilibrium physical system, are often carried out in extreme modes, which can…
Liquefied petroleum gas (LPG) plays a major role in worldwide energy consumption as a clean source of energy with low greenhouse gases emission. LPG transportation is exhibited through networks of pipelines, maritime, and tracks. LPG transmission…
Water and crude oil emulsions can be produced during oilfield operations. Since most oilfields are in the secondary or tertiary recovery stages, the amount of produced water is not negligible. Furthermore, enhanced oil recovery makes use of…
Liquid holdup is one of the most significant parameters in multiphase flow. Accurate measurement of liquid holdup is required to calculate pressure drops in oil and gas wells which is essential in analyzing the well production, performance, well…
The paper presents a theft-prevention system, called the “Security Sensor System” (SSS), currently deployed on 50+ experimental trucks for Liquid Petroleum Gas (LPG) bulk distribution, and integrated on an Oil &
To investigate the morphological evolution of the whole growth and aggregation processes of hydrate crystals near the gas–liquid interface, we used a high-pressure visual reactor with high-speed camera to capture the micromorphology of hydrate…
The Camisea Pipelines Transportation System (STD) owned by Transportadora de Gas del Peru (TGP) is operated and maintained by Compania Operadora de Gas del Amazonas (COGA). The system consists of two pipelines: a 730-kilometer long Natural Gas (NG)…
According to a survey of corrosion releases in hazardous liquids pipelines, of the 52 internal corrosion releases reported in 2009-2012, 31 occurred in intermittently operated lines. Pigging operations cannot be performed in many of these pipelines…
Oil-water stratification is an inevitable phenomenon in the petroleum industry. The present study describes stratified oil-water draining from a square tank through a 9 mm diameter drain pipe. The purpose of this study is to understand the flow…
In order to obtain the natural frequencies and vibration modes of the rectangular storage tanks under liquid-filled state, open anchorage rectangular storage tank models of 1000 m3 are established and the dynamic characteristics analysis is carried…
1 Scope This document specifies a test method for the determination of the content of mono-aromatic, di-aromatic and tri+-aromatic hydrocarbons in diesel fuels, paraffinic diesel fuels and petroleum distillates. This document defines two procedures,…
Objective: Digitalization is offering several chances to improve performance and reliability of Underground Gas Storage (UGS) infrastructures, especially in those sites where ageing would require investment improvement for maintenance and monitoring.…
The solid-liquid phase change energy storage system promoted the efficient and sustainable utilization of dispersive and intermittent renewable energy. Low energy storage rate and unbalanced thermophysical characteristics existed in the vertical…
With the aggravation of energy crisis and environmental pollution, clean energy revolution has become an important trend in the future. In recent years, China has paid increasing attention to the new energy resources, especially hydrogen energy. In…
In this work, phase behavior was analyzed for recombined mixtures of a Brazilian pre-salt crude oil with carbon dioxide and methane. This oil was sampled at stock tank conditions during a well-test, and mixtures with gas were prepared with a gas…
The phase behavior of petroleum !uids under reservoir conditions provides fundamental information for an adequate crude oil production scheme. Recently, complex phase transitions have been studied for presalt crude oils, involving atypical…
Polar compounds from three Brazilian crude oils were isolated and separated into seven fractions according to the polarity (low polarity-LP, low medium polarity-LMP, high medium polarity-HMP, high polarity-HP, basic-BAS, acidic-AC) by using…
Fluid immobilizations in tight formations augment the importance of CO2 molecular diffusions in the processes of geological carbon utilization and storage. This study, for the first time, investigates the CO2 diffusions in unconventional tight…
Power to Methane (PtM) processes directly coupled with renewables are limited by their ability to handle uncertainties caused by the intermittent nature of the power supply and fluctuations in gas demand as well as electricity prices. Continuous…
Combustion characteristics of palm biodiesel/methyl esters (PME) and natural gas (NG) blend were examined using a model gas turbine swirl burner at vane angle () 30, 45 and 60. A twin fluid air blast atomiser was utilised for atomising liquid fuel at…
A thermal processing of waste tires in the presence of a natural zeolite catalyst from the "Tayzhuzgen" field (Eastern Kazakhstan) is detailed. The hydrogen sources utilized were heavy residues from oil refinement. The elemental and phase composition…
The use of foam drainage gas production in natural gas wells can quickly recover the accumulated water in the wellbore, reduce the bottom hole pressure, and increase the production of gas wells.Due to the poor stability of the foam in the wellbore,…
The purpose of the study is to accurately predict the erosion wear rate and service life of screen pipe protective sleeve in natural gas mining. Firstly, according to the reservoir and completion characteristics, the flow channel model of the screen…
In recent years, due to the lack of water resources and environmental protection reason, less water and dry fracturing technology has been paid more and more attention by oil companies. CO2 foam fracturing technology and liquid CO2 fracturing…
Water and crude oil emulsions can be produced during oilfield operations. Since most oilfields are in the secondary or tertiary recovery stages, the amount of produced water is not negligible. Furthermore, enhanced oil recovery makes use of…
The universal features of the gas wells in Sulige gas field are low pressure, low production rate, and the liquid-carrying capabilities of the wells that are poor. Accompanied with the gas well entering the process of middle and late life span, the…
The foam unloading technology for gas production is a very important technology for solving the liquid loading problem in gas wells, and its applications in the XN Gas Field account for 90% of all the applications of all the deliquification…
Deepwater oil and gas exploitation has become an important field in the petroleum industry development. However, there are still no mature methods for hydrate prevention in the deepwater wells cleanup stage, and the excessive use of inhibitors has…
The analyzer, based on tunable diode laser absorption spectroscopy (TDLAS), was developed for the measurement of carbon dioxide in the natural gas liquids (NGLs) recovery process. Depending on the required concentration range of carbon dioxide and…
Dimethyl sulfide (DMS) is the major biogenic volatile sulfur compound in surface seawater. Good quality DMS data with high temporal and spatial resolution are desirable for understanding reduced sulfur biogeochemistry. Here we present a fully…
In order to solve the problems caused by restricted application of offshore hydraulic sand fracturing measures, limited stimulation potential of gneiss matrix acidizing and sand control completion mode, this paper systematically studies the…
An emulsion may be classified as a colloidal system depending on the scale analyzed. State parameters (e.g.temperature, volume fraction and osmotic pressure) determine whether the system is regarded as in a liquid-like, liquid/solid-like or…
Subsea natural gas reservoirs are usually saturated with water vapor that causes corrosion in pipelines and forms hydrates blocking pipes and installations. In this work, the viability of the subsea natural gas dehydration in a non-porous membrane…
Natural gas hydrate (NGH) is widely considered as an alternative energy source due to its tremendous reserves, cleanness and high energy density. During the exploitation process, discharging the gas-liquid phase to the surface for separation not only…
Following a previously reported experimental procedure, a heavy petroleum sample was fractionated by mixing a predefined volume of oil with liquid propane above its saturation pressure at different propane/oil ratios. The separated fractions,…
Petroleum produced from low permeability shales is different to the dispersed in-situ fluids from which it is derived. Whereas in-situ fluids consist of hydrocarbons, resins and asphaltenes in proportions governed by organic matter type, maturity and…
Natural petroleum sulfonates (PS) was separated, purified and divided into several fractions by a new method liquid-liquid & soxhlet extraction. The effects of heating time, volume ratio of extractants (isopropanol aqueous solution-50/50 (by volume)…
Pyrolysis has been considered as a promising thermochemical process that can convert biomass in nonoxidizing atmospheres to value-added liquid bio-oil, solid biochar, and noncondensable gas products. Fast pyrolysis has a better economic return…
Fractionation of bio-oil is in favor of upgrading bio-oil to transport fuel or chemicals. The microalgae Dunaliella tertiolecta was hydrothermally liquefied to form a bio-oil, which was split into two layers during cooling: the lower layer contained…
The method of fractionation of fine particles of a certain size is substantiated by theoretical and experimental data obtained by analysis of the sedimentation of a finely ground powdered material suspended in a liquid in a centrifuge. The adequacy…