نتایج جستجو برای: gas refinery

تعداد نتایج: 247371  

2007
Mohammed Al-Jahdali M. O. Al-Jahdali

The accumulative levels of SO2 in soil and plant's leaves around an oil refinery were monitored. Four different sites around the refinery area were chosen; west, south east, north east and the northern side. The refinery southern side was not accessible. In addition to the soil samples, leaves samples of the dominant plants species Myoporum pictum were randomly collected from all sites. Highly ...

2015
Farid Farrokhi

1 Data 1.1 U.S. Refineries 1.1.1 Sources of data I match and compile three data sets on characteristics and imports of U.S. refineries collected by the U.S. Energy Information Administration (EIA): (i) capacity of distillation unit and upgrading units (parts 6-7 of form EIA-820: annual refinery report); (ii) imports of crude oil, (form EIA-814: monthly imports report) (iii) domestic purchases o...

Journal: :E3S web of conferences 2023

Reduction of greenhouse gas (GHG) emissions for mitigating climate changes is globally necessary. As a major GHG emitter, refinery sector responsible 14.1% China’s CO 2 emission in 2019. The flue associated with petroleum refining has high content, presenting potentials methanol and electricity co-production when the methane hydrogen dry are considered. To unlock green opportunity refineries, t...

Journal: :Journal of Machine Learning Research 2017
Dae Il Kim Benjamin F. Swanson Michael C. Hughes Erik B. Sudderth

We introduce Refinery, an open source platform for exploring large text document collections with topic models. Refinery is a standalone web application driven by a graphical interface, so it is usable by those without machine learning or programming expertise. Users can interactively organize articles by topic and also refine this organization with phrase-level analysis. Under the hood, we tra...

2017
Tianyuan Liu Hongpeng Guo King-Shan Lui Haiming Jin Klara Nahrstedt

Wireless sensors and measurement devices are widely deployed in oil and gas refineries to monitor the health of the pipes. These sensors are deployed along the pipes in an open area and thus are subject to large scale failures due to cyber-physical attacks and hazardous environments. In this paper, we study the resilience issues in collecting data from a dense and large scale set of sensors dep...

2014
Reem Ahmed Chandra M. Sinnathambi Usama Eldmerdash Duvvuri Subbarao

Limited information is available about the thermodynamic evaluation for biomass gasification process using updraft gasifier. Therefore, to minimize errors, the gasification of dry refinery sludge (DRS) is carried out in adiabatic system at atmospheric pressure under ambient air conditions. The objectives of this paper are to investigate the physical and chemical energy and exergy of product gas...

2008
Marciano Sanchez Saritha Karnae Kuruvilla John

Selected Volatile Organic Compounds (VOC) emitted from various anthropogenic sources including industries and motor vehicles act as primary precursors of ozone, while some VOC are classified as air toxic compounds. Significantly large VOC emission sources impact the air quality in Corpus Christi, Texas. This urban area is located in a semi-arid region of South Texas and is home to several large...

2009
Justin Marion Erich Muehlegger

In this paper, we provide new evidence regarding the pass-through of diesel and gasoline taxes to prices, and how the estimated pass-through depends on a variety of supply conditions including a measure of state residual supply elasticity, refinery and inventory constraints. In addition, we estimate the response of tax incidence to two regulatory changes in fuel markets diesel dye regulations, ...

2002
S. M. S. Neiro J. M. Pinto

Production planning is a very important step in managing the operation of a single refinery and their complexes. Despite its significance, few contributions have been found in literature and the existing ones rely on linear models. Pinto et al. (Comp. Chem. Engng. 24, 2259-2276, 2000), presented a superstructure that represents a general topology and allows the implementation of nonlinear proce...

2015
Sultan Ayoub Meo Abdulrahman Hamad Alrashed Abdulrahman Abdulaziz Almana Yazeed Ibrahim Altheiban Mohammed Saud Aldosari Nawaf Faleh Almudarra Sulaiman Ali Alwabel

BACKGROUND Occupational and environmental exposure to petroleum refinery products poses a great threat to human health. This study aimed to assess the lung function and Fractional Exhaled Nitric Oxide (FeNO) among petroleum refinery workers. METHODS In this cross-sectional study, 112 participants (56 petroleum refinery workers with mean age 35.20 ± 1.62 years, and 56 age, weight, height, ethn...

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