نتایج جستجو برای: gasoline

تعداد نتایج: 6393  

2014
Giovanni Micale Alfredo Pulvirenti Rosalba Giugno Alfredo Ferro

The analysis of structure and dynamics of biological networks plays a central role in understanding the intrinsic complexity of biological systems. Biological networks have been considered a suitable formalism to extend evolutionary and comparative biology. In this paper we present GASOLINE, an algorithm for multiple local network alignment based on statistical iterative sampling in connection ...

2008
Mark Z. Jacobson

Energy required for vehicles Low case High case A1(S1) 2007 onroad vehicle miles traveled in the U.S. (mi/yr) 3.237E+12 3.237E+12 A2 (S2) Total onroad vehicle fleet mileage (mpg) 1.711E+01 1.711E+01 A3=A1/A2 Gallons of fuel (gas+diesel) used (gal/yr) 1.892E+11 1.892E+11 A4 Lower heating value gasoline (MJ/kg) 4.400E+01 4.400E+01 A5 Gasoline density (kg/m3) 7.500E+02 7.500E+02 A6 Gallons per cub...

2013
S. Murugan L. M. Das A. Kuruvilla M. Crook K. Chaney A. C. Humphries

In the present study, the effects of bioethanolunleaded gasoline blends on engine performance were investigated in a spark ignition engine. Fuel containing 100% ethanol (E100), fuel blend containing 40% bioethanol by volume (E40) and 100% unleaded gasoline (E0) were tested and the test results were compared. As the result of the study, it was found that the use of unleaded gasoline and bioethan...

Journal: :International journal of occupational and environmental health 2005
William Kovarik

The author describes the controversy about the use of tetraethyl lead (TEL) as a gasoline additive. Early warnings were ignored by industry, and as leaded gasoline became more profitable, scientists willing to support industry were financed as guardians of the scientific criteria for lead's health impacts. Controversy erupted in 1924 after refinery accidents left workers dying from violent insa...

2004
Wen Yu América Morales

Gasoline blending is an important unit operation in gasoline industry. A good model for the blending system is beneficial for supervision operation, prediction of the gasoline qualities and realizing model-based optimal control. Gasoline blending process involves two types proprieties: static blending property and dynamic property of blending tanks. Since the blending cannot follow the ideal mi...

Ahmadi R Ghorbani Vahed M,

s:1080:"Background: Studies have shown that gasoline vapor influences many physiological aspects of body. The present study was exerted to evaluate the effects of gasoline vapor inhalation on serum levels of testosterone in male rats. Materials and Methods: Male Wistar rats were randomly divided into control, gasoline vapor receiving for 1hour, 2 hours and 3 hours/day. After 10 weeks, blood sam...

2013
Samuel Arey Philip M. Gschwend

Only ten years after the increased addition of methyl-tert-butylether (MTBE) to U.S. gasolines, nationwide MTBE contamination of thousands of drinking water supply wells has been widely documented, reflecting enormous environmental and economic costs. Due to its abundance in gasoline, high aqueous solubility, and slow degradation rate in aquifers, MTBE has migrated in significant quantities fro...

Journal: :Accident; analysis and prevention 2011
Guangqing Chi Xuan Zhou Timothy E McClure Paul A Gilbert Arthur G Cosby Li Zhang Angela A Robertson David Levinson

This study investigates the relationship between changing gasoline prices and drunk-driving crashes. Specifically, we examine the effects of gasoline prices on drunk-driving crashes in Mississippi by several crash types and demographic groups at the monthly level from 2004 to 2008, a period experiencing great fluctuation in gasoline prices. An exploratory visualization by graphs shows that high...

2008
Michael A. Morrisey David C. Grabowski

Fatal motor vehicle crashes per capita remained relatively stable over the 1990s, in spite of new traffic safety laws and vehicle innovations. One explanation for this stability is that the price of gasoline declined, which resulted in more vehicle miles traveled and potentially more fatalities. By using 1983-2000 monthly gasoline price and fatality panel data and fixed effects specifications, ...

2011
Arthur G. Cosby

The impact of gasoline price changes on traffic safety has received increasing attention in empirical studies. However, this important relationship has not been explained within a conceptual or theoretical framework. In this study, we examine this relationship within a time geography framework in an attempt to understand the effect of time-varying fluctuations in gasoline prices and their relat...

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