نتایج جستجو برای: diesel

تعداد نتایج: 16889  

2016
Charles W. Schmidt

More than half the European passenger fleet is diesel-powered. Although the European Union has been progressively tightening vehicle emissions for decades, new diesel cars still produce on-road nitrogen oxide emissions that far exceed the current standard. Efforts to reduce diesel emissions would likely make the cars more costly, but experts say it can—and should—be done.

2008
Peter Langthaler Luigi del Re

Model predictive control represents one of the most promising methods, also in fast industrial applications like a Diesel engine. But especially Diesel engine control meets problems of uncertainties and disturbances, thus model-plant mismatch is omnipresent, which obviously decreases the performance of model based control. This paper compares different robust predictive control strategies appli...

Journal: :Lancet 2004
Frank D Gilliland Yu-Fen Li Andrew Saxon David Diaz-Sanchez

BACKGROUND Particulate pollution is associated with the occurrence of asthma and allergy. The model pollutant, diesel exhaust particles, can participate with allergens in starting and exacerbating allergic airway diseases in part by production of reactive oxygen species. Glutathione-S-transferases (GSTs) can metabolise reactive oxygen species and detoxify xenobiotics present in diesel exhaust p...

2015
Y. Azoumah

An innovative concept called “Flexy developing at 2iE. This concept aims to produce electricity cost by smartly mix different available energy to the load profile of the region. With a higher solar irradiation and due to the fact that Diesel generator are massively used in sub Saharan rural areas, PV/Diesel hybrid syste application of this concept and a good solution to electrify this region, p...

2015
Saumil C Patel Pragnesh K Brahmbhatt

The main objective of the research is to compare the accurateness of Artificial Neural Networks (ANN) and Multiple Linear Regressions (MLR) model for Specific Fuel Consumption for pyrolysis oil blended with diesel used in a single cylinder diesel engine. In this study, parameters i. e. Injection Timing, Injection Pressure, Compression Ratio, and Load are taken. Artificial Neural Networks (ANN) ...

2015
Fengqiang Zhao Guangqiang Li Hongying Hu Jialu Du Chen Guo Tao Li Xinwen Fu

A large number of non-stationary dynamic signals are generated in the working machinery and equipment. Especially, diesel engines often encounter non-stationary transient and time-varying modulation signals, such as the impulse response signals caused by cylinder piston wear. These kinds of signals generated from diesel engine are analyzed by the method of the Local Wave time-frequency proposed...

2010
Abd El-Shafy A. Nafeh

The combination of the remote-area-diesel generators with a battery storage and renewable energy source such as photovoltaic (PV) can greatly overcome the problems of these generators. In this paper a PV/Diesel generator hybrid energy system is sized to meet the load for about 100% availability. Where, for a given load characteristic and a given diesel generator a methodology is developed to op...

2007
W. Addy Majewski

● Diesel Filter Regeneration Abstract: Diesel particulate filters capture particle emissions through a combination of surface-type and deep-bed filtration mechanisms, such as diffusional deposition, inertial d positi , or flow-line interception. Collected particulates are removed from the filter, continuously or periodically, through thermal regeneration. Diesel filters are very effective in co...

2012
A. Kumaraswamy Durga Prasad

In this paper, the control scheme of a Liquefied Petroleum Gas (LPG)–diesel dual-fuel engine with electronic control is illustrated, the external characteristics and load characteristics of the LPG– diesel dual-fuel engine and the diesel engine are compared and analyzed. The experimental results show that, compared with diesel, the output performance of dual fuel is not reduced, while smoke emi...

Journal: :international journal of health studies 0
mehran rezaee1 1. dept. of microbiology, school of sciences, sanandaj branch, islamic azad university, sanandaj, iran. roqayeh aliyari2 2. dept. of biostatistics and epidemiology, school of public health, shahroud university of medical sciences, shahroud, iran. mahbubeh setorki3 3. dept. of biology, izeh branch, islamic azad university, izeh, iran. zahra hooshmandi4* 4. dept. of biology, sanandaj branch, islamic azad university, sanandaj, iran.

background : studies show that there is association between air pollution and disturbances on normal function of various systems of body. the main aim of this study was to determine the effects of diesel oil vapor inhalation on serum creatine, alkaline phosphatase, sgot and sgpt levels as indices of liver function in male rats. methods: thirty two rats were randomly divided into 4 groups: contr...

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