Due to the potential severity of oil and gas pipeline accidents, the accurate assessment of defective pipelines is a critical focus in petroleum engineering. Some parameters in the assessment standards are, however, limited in their technologies.…
Due to the potential severity of oil and gas pipeline accidents, the accurate assessment of defective pipelines is a critical focus in petroleum engineering. Some parameters in the assessment standards are, however, limited in their technologies.…
Due to the potential severity of oil and gas pipeline accidents, the accurate assessment of defective pipelines is a critical focus in petroleum engineering. Some parameters in the assessment standards are, however, limited in their technologies.…
Since leaks in high-pressure pipelines transporting crude oil can cause severe economic losses, a reliable leak risk assessment can assist in developing an effective pipeline maintenance plan and avoiding unexpected incidents. The fast and accurate…
Since leaks in high-pressure pipelines transporting crude oil can cause severe economic losses, a reliable leak risk assessment can assist in developing an effective pipeline maintenance plan and avoiding unexpected incidents. The fast and accurate…
A method, combing the STA/LTA method in seismic identification with the negative pressure detection, was studied and applied to oil pipeline leak detection. According to the signal similarity of seismic first arrival and negative pressure produced in…
Since leaks in high-pressure pipelines transporting crude oil can cause severe economic losses, a reliable leak risk assessment can assist in developing an effective pipeline maintenance plan and avoiding unexpected incidents. The fast and accurate…
A method, combing the STA/LTA method in seismic identification with the negative pressure detection, was studied and applied to oil pipeline leak detection. According to the signal similarity of seismic first arrival and negative pressure produced in…
Due to the potential severity of oil and gas pipeline accidents, the accurate assessment of defective pipelines is a critical focus in petroleum engineering. Some parameters in the assessment standards are, however, limited in their technologies.…
Due to the potential severity of oil and gas pipeline accidents, the accurate assessment of defective pipelines is a critical focus in petroleum engineering. Some parameters in the assessment standards are, however, limited in their technologies.…
The paper introduces a unique methodology of preventing and controlling the formation of paraffin deposits in oil pipelines, which is a matter of urgency in regions with negative temperatures, including the Arctic regions. The paper presents the…
A considerable amount of oil contamination is caused by the presence of the trailing oil. This paper aims to simulate and analyze the influences of trailing oil on the quality of oil products in undulating sections. By studying the formation…
In todays modest production atmosphere, process diligences ultimatum a completely incorporated control along with optimization elucidation which can upsurge throughput, dependability, and superiority while diminishing cost. Due to the intricacy and…
This study investigated the petroleum consumption and petroleum-related CO2 emissions (PCOEs) in Northeast China at city level using material flow analysis (MFA) and spatial data analysis (SDA). The petroleum flows for the year 2014 were plotted, and…
The authors of the article have developed the computer application allows to determine the value of the friction coefficient and anti-turbulent additives efficiency with a high degree of accuracy. The program can be used in the calculations and…
Apart from being fundamental in industry 4.0, IoT also extends its capability to smart transportation in an oil pipeline system. The initiation of the Internet of Things has witnessed incredible success in the application of wireless sensor networks…
In order to reduce the accidents caused by static electricity, simulative experiments were carried out to obtain the relationship between electrostatic and six factors in petroleum pipeline transportation. The electrostatic current generated in…
Scope: 1.1 This document specifies requirements and gives recommendations on the management of integrity of a pipeline system through the life cycle, which includes design, construction, commissioning, operation, maintenance and abandonment. 1.2 This…
In order to calculate the wax deposition rate of crude oil pipelines and discuss its regularity, a pseudo-three-dimensional wax deposition numerical model was established based on computational fluid dynamics and heat transfer theory. The model…
The properties of wax deposits significantly impact crude oil pipeline pigging operation, and this topic has become a hotspot in flow assurance research. This paper reviews the recent research progress on the radial properties of wax deposits in…
At present, the mixed transportation technology of different kinds of crude oil is widely used in long-distance pipeline transportation process. The energy consumption produced by pipeline at different monthly temperatures varies because the physical…
China-Myanmar Crude Oil Pipeline and Yunnan Product Oil Pipeline encounter large elevation difference along the route. Within 50km range, there are four locations that elevation difference is larger than 1000m, making a few U shapes. Being…
The most important objective that pipeline operators/owners strive to meet daily is transporting oil and gas products safely, while protecting people, environment and integrity of their assets. How this is accomplished requires extensive planning,…
In the petroleum industry, the transport of offshore crude oil via pipelines may suffer damage known as wax precipitation. This reduces the flow capacity of the crude oil, reducing its transport efficiency. Under extreme conditions, this may also…
The purpose of this paper is to investigate the role of pipeline arrangement in the oil industry, especially for crude oil transportation. The need often arises for increasing the flow rate per unit pressure drop in pipelines. The usual and most…
Since the transportation task of China's Secondary Dong-Lin crude pipeline has been changed from Shengli oil to both Shengli and Oman oils, its transportation scheme had to be changed to "batch transportation". To determine the details of batch…
This is an innovative work that may prove to be a milestone in terms of saving money that gets wasted due to the generation of unwanted interface (I/F) mixture between different petroleum products (diesel, gasoline and kerosene oil) in direct…
According to the exergy balance relationship among the various items in the crude oil transportation process system, the exergy balance equation is established and each exergy loss is calculated. In a sense, the essence of exergy analysis method…
In this paper, wax deposition in waxy crude oil transportation process was regarded as an irreversible process. Based on the entropy production rate equations, the linear phenomenological equations for the diffusion of wax molecules were derived by…
In order to ensure the safe and economic operation of waxy crude oil transportation process, the micro-dynamic mechanism and thermodynamic characteristics of wax precipitation process at nanoscale are necessary to be revealed. Here, we established…
In order to establish a comprehensive exergy consumption evaluation system for crude oil pipeline transportation system, this paper proposed the definition and calculation method of unavoidable exergy loss based on the exergy analysis method and…
This paper investigates the effect of the viscosity of crude oil and stress acting on buried oil pipelines inside dune sand. Due to the increase in energy demand, transportation of all hydrocarbons is obligatory. However, transportation of this oil…
In this paper, the chemical exergy in waxy crude oil pipeline transportation process was mainly calculated and studied. On the one hand, the specific chemical reaction exergy of waxy crude oil in oilfield was derived according to the common…
To explore the problem of the slack flow and waterhead having a huge impact on the low point of a pipeline during the water-filling process of a large-drop pipeline, the crossing section of the Nujiang China-Myanmar crude oil pipeline (for which the…
Previous transportation fuel life cycle assessment studies have not fully accounted for the full variability in the crude oil transport stage, for example, transporting a light crude through a high-diameter pipeline, vs transporting a heavy crude…
A commercially available anti-agglomerant (AA) was evaluated in water-in-crude oil (W/CO) emulsions at different water cut. The injection of an AA to an emulsion affects the induction time and rate of hydrate formation. When AA was injected before…
Improvement of flow properties of crude oil through pipelines, the effect of temperature, diameter, water cut, and novel extracted surfactant on pressure drop, shear viscosity was studied along with energy analysis. The impact of diameter,…
The oil and gas industry has paid increasing attention to energy consumption and is taking steps to reduce emissions owing to growing environmental concerns. In this study, a method for designing the optimization of crude oil pipelines is proposed to…
Energy consumption plays a dominant role in the technical and economic indicators of pipeline operation, and is greatly influenced by operation schemes. However, the conventional energy consumption model is often analyzed from the perspective of…
In order to ensure the crude oil pipeline process smoothly, the driving force has a certain exergy loss. Based on the exergy analysis method, according to the required minimum potential difference of pipeline transportation, the unavoidable exergy…
In vast areas of rich frozen soil, the intense heat exchange between the hot oil pipeline and surrounding soil results in the continuous melting of permafrost under the pipeline and the continuous sinking of the pipeline. Moreover, the settlement…
The purpose of this paper is to investigate the role of pipeline arrangement in the oil industry, especially for crude oil transportation. The need often arises for increasing the flow rate per unit pressure drop in pipelines. The usual and most…
Heavy oil produced in Pemex Marine Northeast Region (Brownfields Cantarell and Ku Maloob Zaap) have an °API density around 12-21 degrees and high water cut, approximately 50 % and salinity. Current conditions are affecting crude oil quality to…
For foundation soils surrounding the crude oil pipeline in permafrost regions, the soil properties and the upper boundary conditions are stochastic because of complex geological processes and changeable atmospheric environment. The conventional…
Based on the established physical and mathematical models for the thermal system coupled by crude oil, pipeline and soil, the thermal characteristics of crude oil pipeline during its consecutive process from shutdown to restart are investigated. Some…
An additional specific heat capacity method and a momentum source method are used to establish a mathematical model to numerically simulate the three-dimensional heat transfer characteristics and flow characteristics of the horizontal…
Based on the characteristics of short transmission and distribution distance, large fluctuation angle and intermittent operation, the corrosion of pipelines of crude oil storage and transportation unit transporting crude oil to refinery processing…