Rapid response to underground natural gas leaks could mitigate methane emissions and reduce risks to the environment, human health and safety. Identification of large, potentially hazardous leaks could have environmental and safety benefits,…
In the buried waxy crude oil pipeline, considering the change of physical properties with temperature and the latent heat of wax precipitation, based on the pipeline-soil-atmosphere coupled heat transfer, the temperature drop model after shutdown is…
Due to the extended oil extraction and transportation in Russia and other oil-producing countries, many lands remain contaminated because of accidental spills. This situation requires the cost-effective and efficient remediation of…
Improving the crude oil properties can solve serious operational problems in oil production and reduce the production costs. In this study, the possibility of improving the quality of an Iranian heavy crude oil sample using two asphaltene-degrading…
In view of the nonuniform landslide driving force in practical cases and the common landslide-pipeline separation phenomenon, a new pipeline-soil separation model under the action of a parabolic landslide driving force is proposed in this paper, and…
The heat transfer between the pipeline fluid and the ambient is important to accurately model the flow. In this study, the modelled transient thermal regime in the soil around the pipeline is compared to the measurements. The thermal and hydraulic…
While gas transport in soil is commonly assumed to be driven by molecular diffusion, pressure-pumping due to small air pressure fluctuations was found to enhance the gas transport rate during periods of high wind speed. A possible explanation is…
The Camisea's Pipeline Transportation System (PTS) in Peru, owned by Transportadora de Gas del Peru (TgP) and operated by Compania Operadora de Gas del Amazonas (COGA), stars in the Amazon rainforest, crosses the Andes Mountain (4850masl) and…
Buried pipelines are the main means of long distance transportation of natural gas. These pipelines are in high risk crossing liquefaction areas due to large deformations and stresses that may exist in pipe induced by the buoyancy load. In this…
Knowledge of the transport and fate of pathogenic Escherichia coli, especially in the areas contaminated with crude oil, is required to assess contamination of shallow groundwater resources. The present study aims to investigate the effect of crude…
Crude oil boom in Nigeria created wealth and associated problems which since 1956 have not been fully resolved. Crude oil pollution ranging from leakage of oil pipelines, vandalisation of oil infrastructures, spillage as a result of transportation…
The heterogeneous soil layer was established by self-made three-dimensional plexiglass tank, and two leakage points in shallow and interior soil layer were set up to simulate the mobile phase crude oil migration and redistribution process under the…
On April 20, 2010, the Deepwater Horizon oil platform experienced an explosion which triggered the largest marine oil spill in US history, resulting in the release of ~795 million L of crude oil into the Gulf of Mexico. Once oil reached the surface,…
A tracer test was conducted to aid in the investigation of water movement and solute transport at a crude-oil spill site near Bemidji, Minnesota. Time of travel was measured using breakthrough curves for rhodamine WT and bromide tracers moving from…
Soil-side corrosion of the bottom plates of above ground crude oil storage tanks is a major corrosion challenge in the oil and gas industry, especially when these tanks are constructed on oiled-sand pads. Severe corrosion has been identified on tank…
This study reports the immobilization and performance of a hydrocarbon-degrading Rhodococcus sp. strain (designated as QBTo) on sunflower seed husks (SH) for the bioremediation of soils polluted with crude oil. The SH performance as inoculants…
The heterogeneous soil layer was established by self-made three-dimensional plexiglass tank, and two leakage points in shallow and interior soil layer were set up to simulate the mobile phase crude oil migration and redistribution process under the…
In the exploration, processing, and storage of oil, oil leakage accidents often occur. However, most organic oil pollutants are difficult to degrade. When oil pollutants permeate and invade the soil, the mineral composition and structural…
In Tabasco the petroleum industry pollutes soil recurrently by oil spills. We analysed Pb, V, Ni and Cr concentrations in water samples, and total metal contents and metal fractions in soil samples of contaminated and non-contaminated soils and in…
In this study, the electrokinetic (EK) remediation of industrial soil contaminated by chromium (Cr) was explored using two electrolytes, citric acid (CA) and polyaspartic acid (PASP). All of the EK experiments were conducted in a 2-L soil cell…
The screening of sustainable agro-industrial biorefinery pathways for the production of bio-based products and energy is a complex challenge and needs investigation. Critical tools for predicting the commercialization feasibility of biorefining…
Isotope fractionation is a promising tool for quantifying methane oxidation in landfill cover soils. For good quantification an accurate determination of the isotope fractionation factor () of methane oxidation based on independent batch experiments…
Two-phase olive mill waste (TPOMW) is a by-product of olive oil extraction, contains up to 90% organic matter, and may be used as soil amendment. To investigate the impact of TPOMW amendments to soil on the fractionation, adsorption, and buffering…
Lake Xolotlan (Nicaragua) is an important industrial area including heavy industries such as a fuel refinery and numerous industries that discharge their effluents to the lake. Mercury distribution was studied in soil samples from six different sites…
The noble gases, which are chemically inert under normal terrestrial conditions but vary systematically across a wide range of atomic mass and diffusivity, offer a multicomponent approach to investigating gas dynamics in unsaturated soil horizons,…
Near-surface leakage detection is often a crucial part of verifying the success of CO2 sequestration projects, and it cannot be achieved without a detailed description of the natural state of an operational site prior to injection. Without baseline…
Reciprocating natural gas compressor sets have a widespread problem of excessive vibration, which leads to major hidden dangers to safe production. In this paper, the No.2 Gas Processing Plant of the Sulige Gas Field, operated by the PetroChina…
The heat transfer between the pipeline fluid and the ambient is important to accurately model the flow. In this study, the modelled transient thermal regime in the soil around the pipeline is compared to the measurements. The thermal and hydraulic…
The heat transfer between the pipeline fluid and the ambient is important to accurately model the flow. In this study, the modelled transient thermal regime in the soil around the pipeline is compared to the measurements. The thermal and hydraulic…
Casing corrosion is serious in Dongxin oilfield, aimed at many influencing factors and complex mechanism of casing corrosion, the influencing relationships between casing corrosion rate and injection water quality and soil parameter of Dongxin…
The three-dimensional distributing discipline of additional stress and settlement of homogeneous soil is studied by using finite element method, for the foundation of good-sized oil storage tank. The finite element results are proved reliable and…
The petroleum products leakage from the storage tank bottom could not be discovered in time without store contents emptied out because of the bottom not being accessed easily and the amount of leakage in the beginning being too small to be detected…
The settlement of MSW landfill is remarkable in both during the filling process and after the covered landfill, it will bring disadvantages to man-made hill's preservation and the shape of esthetic appearance. The compression of the refuse soil is…
Characteristics of ground penetrating radar (GPR) in leakage contamination of Guiyang Shengfu gasoline station was discussed. Study revealed that GPR is an important means to detect leakages of underground storage tanks. The authors pointed out that…
Gasoline is a complex contamination agent, which may be originated from a variety of contamination sources. Sources may include, among others, leakage of underground fuel storage tanks in gas stations and large farms. Identifying and quantifying the…
Oily sludge is a common by-product of petroleum processing, storage and transport. It is currently treated to a minor extent before it is disposed of in a landfill. However as energy casts rise, and environmental impacts become of greater concern,…
This paper proposes a quantitative risk assessment approach to assess the frequency of an accident and its measurable consequences (for human, property and environment). The illustration of the proposed methodology is made on a refinery gasoline…
Composting technology was used in the laboratory to simulate the remediation of the crude oil-contaminated soil collected from Jilin oil field. Consequently the contaminants removal paths and mechanism were discussed. The results showed that this…
Soil nematode community trophic-group composition in petroleum hydrocarbons and heavy metal contaminated soil was studied in Liaohe Oilfield, whose oil-well sites had received slurry, crude oil and wastewater during their exploitations. Three…
In petroleum and petrochemical industry, spillage and overflow of petroleum products produce crude oil on the ground, which is soil environment problem. Some ingredients in the oil, especially PAHs, can be accumulated in agricultural products to…
CO2 pipeline transportation systems are important for the carbon capture, utilization and storage (CCUS) process. In this study, a robust model is presented to minimize the levelized cost for the pipeline design, an improved parallel co-evolution…
Casing corrosion is serious in Dongxin oilfield, aimed at many influencing factors and complex mechanism of casing corrosion, the influencing relationships between casing corrosion rate and injection water quality and soil parameter of Dongxin…
Bioremediation of PAHs in three contaminated levels (L1, L2, L3) with diesel-treated soils was investigated with planting or unplanting Chinese subtropical tree Cinnamomum camphora for 12 months. The mean residual PAHs concentrations in soils with…
In the pipeline transportation of petroleum, electric heat tracing system is needed to ensure the normal flow of petroleum. The heating efficiency is directly related to the PI parameters of the system.At the same time, if the pressure in the…
The oil & gas gathering and transportation system is a great energy consumer in the oilfield. The energy consumption includes oil-gathering, dehydration, stability treatment, storage and transportation, and oil-gathering part accounts for 60%~80%.…
In order to restore soil polluted by crude oil, soil collected from an oil field located in northeast China were chosen to study in this research, from which three oil degrading bacteria were obtained by means of bacteria screening. We use them…
Diatomite was selected as amendment for alginate beads for the aim to immobilize microorganisms to restoration crude oil contaminated-soil. The optimum ratio of sodium alginate and diatomite in the bead was separately 6% and 2%. For complete gelation…
In recent years, with the advantages of long distance and large capacity, ultrahigh voltage direct current (UHVDC) transmission projects are developing increasingly in China. Also UHVDC transmission projects share corridors with underground oil & gas…
The geological disaster often loses pipeline security to finished oil having bigger effect, from the geology angle studying the effect to the pipeline duty such as landslide, mud-rock flow (geology disaster) being unlike area, and then being that the…