نتایج جستجو برای: kerosene
تعداد نتایج: 1547 فیلتر نتایج به سال:
a quantitative evaluation of the effects of contamination of soil with petroleum, on thesoil physical properties, is required for optimal soil and water resources management. theobjective followed in the present study was to investigate runoff generation in soilscontaminated with kerosene and gas oil. towards this end, variables of runoffcommencement, runoff coefficient, variations in runoff du...
Estimating Oil Products Demand by State-space Model and Relevant Guidelines for Price Liberalization
The purpose of this paper is to estimate oil products demand by the state-space model, taking into account the implications for price liberalization using the Kalman filter technique in the framework of a time-varying pattern. For this purpose, we use the data of the Energy Balance Sheet and the National Iranian Oil Refining and Distribution Company during the period of 1994-2017. Our model res...
Thermal protection is still one of the key challenges for successful scramjet operations. In this study, three-dimensional coupled heat transfer between high-temperature gas and regenerative cooling panel with kerosene supercritical pressure flowing in channels was numerically investigated to reveal fundamental characteristics as well its influencing factors. The SST k-ω turbulence model low-Re...
One hundred and three children with kerosene poisoning were studied. The majority of the patients were under five years of age and included a newborn baby. More patients were seen in spring and fewer in winter months. Most of the patients were children of poor families living in overcrowded conditions. Negligence and ignorance were the main causes of poisoning. Respiratory and central nervous s...
Received 2 March 1995 Summary One hundred and three children with kerosene poisoning were studied. The majority of the patients were under five years ofage and included a newborn baby. More patients were seen in spring and fewer in winter months. Most of the patients were children of poor families living in overcrowded conditions. Negligence and ignorance were the main causes ofpoisoning. Respi...
Soft sensors for the on-line estimation of kerosene 95 % distillation end point (D95) in crude distillation unit (CDU) are developed. Experimental data are acquired from the refinery distributed control system (DCS) and include on-line available continuously measured variables and laboratory data which are consistently sampled four times a day. Additional laboratory data of kerosene D95 for the...
Graphene sheets have been exfoliated from bulk graphite using high energy wet milling in two different solvents that were 2-ethylhexanol and kerosene. The milling process was performed for 60 h using a planetary ball mill. Morphological characteristics were investigated using scanning electron microscope (SEM) and transmission electron microscope (TEM). On the other hand, the structural charact...
In this paper we assess the impact of the CO2 costs for shortand long-haul aircraft based on present values and on purchase options. We evaluate purchase options with a framework developed for real option analysis to estimate the value of flexibility under uncertain kerosene and CO2 prices. We find an average influence of CO2 costs on present values of €1.1 million for the short haul plane and ...
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