Production of transportation fuels from biorefineries via biomass gasification has been suggested as a way of introducing renewable alternatives in the transportation system with an aim to reduce greenhouse gas emissions to the atmosphere. By…
In this paper, a mixed integer nonlinear programming model is proposed to concurrently design two segments (i.e., upstream and midstream) of crude1 oil supply chain. The network includes all entities and their connections from oil wells to product…
For sustainable development, a refinery is required to save energy as much as possible so as to reduce the emission of greenhouse gas. In crude oil operations, oil transportation from storage tanks to charging tanks via a pipeline consumes a large…
A model predictive control (MPC) strategy is presented to determine the optimal control decisions for the short-term refinery scheduling problem. For cases where process disturbances occur or new plans need to be implemented during the scheduling…
Phenol and phenolic compounds are a common problem in various industries, due to their ability to dissolve in aqueous solutions, such as caustic. Caustic is used in several industrial operations for pH adjustments and for removing hydrogen sulfides…
The petroleum supply chain can be divided into three segments: upstream, midstream and downstream. This work studies the scheduling of operations in a crude oil terminal within the midstream segment. The first challenge consists in deciding how the…
For sustainable development, a refinery is required to save energy as much as possible so as to reduce the emission of greenhouse gas. In crude oil operations, oil transportation from storage tanks to charging tanks via a pipeline consumes a large…
Three kinds of credibility fuzzy chance constrained mixed-integer nonlinear programming models (CFCC-MINLP) and the solution methods for the integrated problem of refinery short-term crude oil scheduling and storage management under demands…
Energy efficiency in oil and gas industry is of a paramount importance and the economy of Brunei Darussalam is mainly based on this industry. Aim of the paper is to present Specific Energy Consumption (SEC) in production and utility of the industry.…
Scheduling of crude oil unloading and loading operations is an important optimization problem for minimizing the significant costs at the front end of a refinery. The scheduling problem involves finding the optimal operation of crude-oil unloading…
Scheduling of crude oil operations is an important component of overall refinery operations, because crude oil costs account for about 80% of the refinery turnover. The mathematical modeling of blending different crudes in storage tanks results in…
Scheduling of crude oil operations is a critical and complicated component of overall refinery operations, because crude oil costs account for about 80% of the refinery turnover. Moreover, blending with less expensive crudes can significantly…
In some refineries, storage tanks are located at two different sites, one for low-fusion-point crude oil and the other for high one. Two pipelines are used to transport different oil types. Due to the constraints resulting from the high-fusion-point…
Crude oil sludge is one of the key waste streams of the refinery, and it contains valuable hydrocarbons that can be potentially converted to fuels and petrochemicals. This study is unique in evaluating the effects of activated carbon susceptor (ACS)…
Stock management in an oil refinery is a complex operation, and it is necessary to consider a large number of variables and factors. In this paper the researchers make approach to this data, and we present he results obtained through a developed…
This paper reviews the current refuel valorization facilities as well as the future importance of biorefineries. A biorefinery is a facility that integrates biomass conversion processes and equipment to produce fuels, power, and chemicals from…
This study investigates the recycling of used lubricating oil (ULO) by solvent extraction using a ternary solvent consisting of 2-propanol, 1-butanol and methyl ethyl ketone (MEK) followed by a vacuum distillation unit. In order to select the best…
Royalty Lease Evaluation (RLE) distillation analysis was performed on six hundred (600) wells in Petrotrin's Soldado acreage. This data has been traditionally generated for use by Petrotrin's refinery to determine if the crude oil feedstock is…
This study investigates the economic and environmental benefits of integrating hydroprocessing, fermentation, and anaerobic digestion into a pyrolysis refinery. Two scenarios were developed for upgrading and/or utilizing the primary products of…
The bioeconomy, and in particular, biorefining and bioenergy production, have received considerable attention in recent years as a shift to renewable bioresources to produce similar energy and chemicals derived from fossil energy sources, represents…
There are several established approaches for the reductive fractionation of lignocellulose (e.g., "catalytic upstream biorefining" and "lignin-first" approaches) that lead to a lignin oil product that is composed primarily of dihydro-p-monolignols…
Carbozoles are important compounds in crude oils, as they may be used as geochemical tracers, being the major type of nitrogen compounds in petroleum. At the same time, they are regarded as undesirable due to the problems they may cause in the…
Olive stones are a lignocellulosic biomass generated as a by-product in the olive oil industry. They are of interest for use as a feedstock in the production of biofuels and other bioproducts in a biorefinery context. The aim of this work was to…
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…
This study developed a two-stage organosolv extraction process for the production of diverse components from tea oil fruit hull (TOFH) a common lignocellulosic byproduct of tea oil processing industry. Results showed that a mild aqueous ethanol…
Royalty Lease Evaluation (RLE) distillation analysis was performed on six hundred (600) wells in Petrotrin's Soldado acreage. This data has been traditionally generated for use by Petrotrin's refinery to determine if the crude oil feedstock is…
The association and restriction among storage, transportation, demand and distribution process of petroleum products lead to shortage of product storage or imperfect vehicle arrangement without reasonable scheduled solution. Moreover, the cost of…
The distribution of petroleum products through pipeline networks is an important problem that arises in production planning of refineries. It consists in determining what will be done in each production stage given a time horizon, concerning the…
AT the end of March 2007, the remaining quantity of recoverable gas reserves in the country has been in excess of 28.3 trillion cubic meters that is the second gas rich country in the word. While the geological studies in certain geographical regions…
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…
This paper develops three kinds of possibility fuzzy chance constrained (PFCC) mixed-integer nonlinear programming models (MINLP) and the solution methods for the integrated problem of refinery short-term crude oil scheduling and storage management…
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,…
For the short-term scheduling problem of crude oil operations, this paper studies the detailed scheduling problem to realize a given refining schedule. The problem is formulated as an integer programming model by using discrete-time representation.…
With the hybrid characteristics of a refinery, it is very challenging to schedule crude oil operations. This work intends to solve this scheduling problem by decomposing it into two sub-problems hierarchically. At the upper level, a refining schedule…
With both discrete-event and continuous variables, the process of crude oil operations in a refinery is characterized as a hybrid system. The scheduling problem of crude oil operations is naturally combinatorial and challenging. Moreover, with oil…
Membrane systems as separate unit processes are discussed for application to both liquid and gas stream separation, concentration, and purification. Membrane processes used for energy conservation can be applied to many traditional industries, such…
Hydrogen is an essential commodity in the refining and chemical industry. Hydrogen is commonly produced from the mature technology steam methane reforming (SMR), which has a drawback of releasing significant greenhouse gas emissions. The power-to-gas…
Oil refinery is a field which has lots of rooms for improvement because of the complexity and huge size of the system. “Dramatic yield improvements have been demonstrated using the latest FCC process technology advances. These advancements include…
Crude oil blending is an important unit in petroleum refining industry. Most of blend automation system is a real-time optimizer (RTO). RTO is a model-based optimization approach that uses current process information to update the model and predict…
Shengli refinery plant process Middle-east crude oil, the equipment is exposed to wash erosion seriously. The elbow on the entrance of the atmospheric distillation tower top exchangers always leak for eroding. Measured the thickness of elbow by…
The equipment exposed to wash erosion seriously when the refinery process high-sulfur crude oil. Used FLUENT to emulate fluid field can help us to find the place to monitor. Measured the wall thickness of the elbow on the entrance of the atmospheric…
Crude oil fractionating column is an important unit in the refining processes of petrol production. The quality of gasoline from the fractionating column side stream is usually evaluated by dry point that is difficult to measure in real-time. In this…
The feasibility of a schedule is essential to the operation of a complex system involving both discrete and continuous processes. This paper studies the short-term scheduling problem for crude oil operations in a control theory perspective. A…
Operations in process industry are characterized by hybrid system, so it is difficult to model and analyze. Recently there is a great interest in modeling and analysis of process industry. Various models are proposed for batch process. In refinery,…
The research performed in this work are aimed at the optimization of technological mode to increase the yield of light fractions (gasoline and diesel) in the catalytic cracking of vacuum distillate taking into account feedstock composition. The…
In discrete manufacturing, just in time schedule is pursued so as to better respond to the market. In the practice, it is also required to do so in oil refinery. However, the existing scheduling techniques for finding short-term scheduling in oil…
Fluid Catalytic Cracking Units in oil refineries are prime candidates for implementation of advanced control functions for both operational and economic reasons. This paper discusses an actual advanced control implementation project on a commercial…
The association and restriction among storage, transportation, demand and distribution process of petroleum products lead to shortage of product storage or imperfect vehicle arrangement without reasonable scheduled solution. Moreover, the cost of…
API recommended practice 500 (RP 500), Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities, provides guidelines for classifying locations at petroleum refineries, production and drilling areas,…