A pipeline detection & location system with 2% resolution of the total flow was designed and widely applied in long range crude and product oil transmission pipeline in China. It responses to a leak in 3 minutes and its location precision is lower…
The U.S. has high renewable methane potential. Biogas can be obtained from many organic sources like landfills, wastewater, animal manure, industrial, institutional, and commercial organic waste. Biogas can also be produced from lignocellulosic…
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…
This article assumes that the crude oil in the oil tank of the sunken ship is completely solidified, has high viscosity, and loses fluidity before heating. Based on ANSYS software, a three-dimensional numerical model of the sunken oil tank was…
The high viscosity and low fluidity of heavy crude oil hinder its sorption by conventional porous sorbents, so the efficient clean-up of such heavy crude oil spills is challenging. Recently, Joule heating has been emerging as a new tool to reduce the…
Amongst the innumerable challenges that permeate the production chain of heavy oils, the transportation stage deserves to be highlighted. Due to its high viscosity, heavy oils exhibit considerable flow resistance, requiring auxiliary mechanisms to…
1 Scope This European Standard specifies requirements and test methods for marketed and delivered fatty acid methyl esters (hereafter known as FAME) to be used either as fuel for diesel engines and for heating applications at 100 % concentration, or…
Being dependent statistics, building energy consumption has accounted for 2/5 of the world's total energy consumption. The combination of phase change energy storage materials with floor radiant cooling and heating system has become one of the main…
Fire water and foam distribution systems are installed in every petroleum installation worldwide. But so far, their adequate installation practices are not sufficiently complied with, possessing high limitations for the smooth operability of these…
Energy consumption from central heating has rapidly increased in the cities of the North China Plain (NCP). The increasing use of natural gas in the central heating supply system may have altered the spatial and temporal patterns of CO2 emissions…
Public attention to climate change challenges our lockedin fossil fueldependent energy sector. Natural gas is replacing other fossil fuels in our energy mix. One way to reduce the green-house gas (GHG) impact of fossil natural gas is to replace it…
In this paper, a high-temperature heat pump (HTHP) is developed and manufactured to replace the traditional oil-fired boiler heater for crude oil heating. It extracts thermal energy from waste hot water separated from the crude oil to provide…
Palm oil is edible oil which extracted from the pulp of fruit oil palms. The use of this oil is mainly for cooking purposes. In Indonesia, crude palm oil production has a huge role for Indonesia's economics, because Indonesia is the largest crude…
Traditionally, it is commonly assumed that a single gas hydrate (or clathrate hydrate) structure/phase is formed in natural gas systems - e.g., "s-II natural gas (NG) hydrates"or "s-I methane hydrates"- based on that which is understood to be the…
This paper concerns a novel integrated system for geothermal-based power and hydrogen generation and blending of hydrogen into natural gas to feed household devices, such as gas stove and combi boiler. The system includes a combined flash and binary…
Ruled by the directives and regulations adopted by the European Commission, the European natural gas market is obliged to enable free competition. This process has just started in the Serbian market, and the national natural gas provider (Srbijagas)…
A theoretical and computational study of MHD natural convection in an isotropic non-Darcian porous medium saturated with electrically conducting helium gas in an enclosure in the presence of heat generation is presented. A Brinkman extended…
The use of energy and the possibilities for energy recovery from pressurised fluid streams has been analysed for a petroleum production plant connected to an undersaturated oil field that was produced by water injection. The plateau production of oil…
Lloydminster area that straddles Alberta and Saskatchewan border contains vast amounts of heavy oil deposits in thin unconsolidated formations. It is believed that the heavy oil resource volume is in the 50 to 70 billion bbl range which makes it a…
Crude oil heating is a significant and energy intensive process in crude oil production. Large amounts of heat are required to preheat crude before it processed in a crude distillation unit. This study aims to investigate a novel thermal design for…
Considering the factors such as ambient temperature, solar radiation, heating steam pressure and physical properties of oil products, a theoretical model for heating process of large floating roof tank coil is established. The numerical solution…
In this paper we propose to study the underlying properties of our formerly proposed distributed multi-rate predictive control strategy based on Nash game [1]. In this proposed method a set of multi-rate constrained agents communicate to accomplish…
By means of Differential Scanning Calorimetry applied to w/o microemulsions, the experimental evidence has been obtained of the presence of two forms of water, namely, “free” and “interphasal” distinguished by the melting temperatures of,…
Biomass is an important source of renewable energy which is derived from the living mechanism such as photosynthesis of plant due to the lower contents of sulfur and nitrogen in the biomass. Pyrolysis is a technology that can directly produce a…
The authors have been proposing methods to dewater, and fractionate coal by using the sequential thermal solvent extraction. They have recently showed that the degradative extraction at around 350°C using a non-polar solvent such as…
Petlyuk column is complex unconventional column that employed distributed distillation method through thermally coupled technique which minimizes the lost work due mixing and recycling of fluids within a column[1]. Conventional distillation operation…
A pipeline detection & location system with 2% resolution of the total flow was designed and widely applied in long range crude and product oil transmission pipeline in China. It responses to a leak in 3 minutes and its location precision is lower…
Unlike ordinary refined products, high waxy crude oil has a potential serious safety problem during transportation because of its non-Newtonian characteristic. Further, the operating parameters of the pipeline and physical properties of the crudes…
In order to meet climate goals, it will be necessary to significantly reduce the greenhouse gases emitted by homes. A key factor in the US is to reduce the on-site combustion of fossil fuels for heating end-uses and to replace this with use of…
This paper concerns a novel integrated system for geothermal-based power and hydrogen generation and blending of hydrogen into natural gas to feed household devices, such as gas stove and combi boiler. The system includes a combined flash and binary…
Crude oil heating is a significant and energy intensive process in crude oil production. Large amounts of heat are required to preheat crude before it processed in a crude distillation unit. This study aims to investigate a novel thermal design for…
In industrial practice, tubular heating is known as an effective technology to ensure the security storage of waxy crude oil in the tank. Insights of the thermal and flow behaviors during the tubular heating is a key aspect to optimize the strategy…
Considering the factors such as ambient temperature, solar radiation, heating steam pressure and physical properties of oil products, a theoretical model for heating process of large floating roof tank coil is established. The numerical solution…
Over the years, there has been a significant evolution in power semiconductor devices from small low-power devices to very high capacity semiconductor devices. As a result, multimegawatt-range adjustable-speed drive (ASD) systems are gaining…
The relevance of the development of technical means and methods aimed at protecting against freezing of the internal mobile element of the check valve on the fountain armature of an oil and gas wells operating in periodic mode is shown. It is…
The main problem during natural gas extraction is the hydrating risk. Hydrates could be formed at every exctraction stage: from gas foundation to the Central Processing Facility (CPF). The operation conditions could hardly ever be performed without…
There is a trend in the pipeline industry where large electric motor driven pumping systems are replacing the traditional natural gas or diesel driven pumps. Challenges exist when starting these typically large motors, especially when local power…
Over the years, there has been a significant evolution in power semiconductor devices from small, low power devices to very high capacity semiconductor devices. As a result, multi-megawatt range adjustable speed drive systems are gaining acceptance…
This research article deals with an issue of temperature regulation in an autoclave. To solve this problem it is proposed to use the simulation model of autoclave operation which can -depending on a number of input parameters- simulate the autoclave…
After the completion of pipeline girth welding joint, the joint may be strengthened or softened and have high residual stress. Most of weld indies are acceptable, but when pipeline work under inner pressure conditions and the weld joint is…
Applying electrical heat tracing to pipelines can dramatically increase the reliability and efficiency of such pipelines. As a matter of fact over the years, electrical heat tracing has played an important role in the enhancement of flow assurance of…
This paper researches on the energy saving economy of the oil pipeline in gaosheng when the second heat station stops heating. First, every month total heat transfer coefficient is calculated according to the historical pipeline operation data and…
In the modern international practice of liquefied petroleum gas supply to consumers, systems for propane-butane mixture regasification based on electric vaporizers of various steam capacity, which operate, in different modes of evaporation depending…
A pipeline detection & location system with 2% resolution of the total flow was designed and widely applied in long range crude and product oil transmission pipeline in China. It responses to a leak in 3 minutes and its location precision is lower…
As the fire furnace is being widely used in the industrial production, security and the furnace combustion efficiency become the key factors. We can send signals to the fuel supply device to stop the supply of the fuel when the fire is out by…
Major North American transit operators are targeting zero-emission bus fleets over the next 10-20 years, but a short-term emissions-reduction solution is required for existing operational fleets. In this work, a detailed system simulation is used to…
Underwater technics is especially required at the operation in the Arctic shelf and for equipping the facilities located along the Northern Sea Route with underwater vessels. This is explained by the necessity to pass through ice fields. Of the…
This paper deals with the structures of combustion and flue gas circulation system, heat exchanging surface arrangement and the heated medium flow system, feed water system of the new type LNG vaporizer. Some creative and advanced techniques, such as…
This paper discusses the performances of LNG vaporizers usually used in practice, it is very import to improve the functions of LNG vaporizer because the liquefied natural gas (LNG) must be heated and gasified when it is used, then analyses the…
The numerical simulation research for thermo-responsive behavior of LNG spherical tank under the fire environment will be of great importance both on theoretical and practical aspects on forecasting and controlling of fire accident and guaranteeing…