نتایج جستجو برای: vibration caused by trains

تعداد نتایج: 7106008  

Journal: :Epidemiologic reviews 2005
Mike Ahern R Sari Kovats Paul Wilkinson Roger Few Franziska Matthies

Floods are the most common natural disaster in both developed and developing countries, and they are occasionally of devastating impact, as the floods in China in 1959 and Bangladesh in 1974 and the tsunami in Southeast Asia in December 2004 show (1). Their impacts on health vary between populations for reasons relating to population vulnerability and type of flood event (2–5). Under future cli...

2004
Adam Rose

This research provides an in-depth analysis of economic resilience to earthquakes. It fi ne-tunes the defi nition to distinguish inherent and adaptive considerations, and it distinguishes the various levels at which resilience is operative. It explicitly links resilience to the behavior of individuals, markets, and the regional macroeconomy, including disequilibrium aspects of each. Finally, it...

2016
Fredrik Botling Ines Lopez Arteaga

An annoying tonal noise is produced by modern electrical trains during acceleration and deceleration. This noise is caused by electromagnetic forces generating structural vibrations, especially from the traction motors. The electromagnetic noise is dominant at low train speeds and affects both the passengers on the train and on platforms, as well as people living near the track. The focus on th...

Journal: :advances in railway engineering 0
hamid masoumi d2s international (be) frederik vermeulen apt (be) tom vanhonacker apt (be),

apart from regular wheel wear such as decreasing wheel diameters and reduced flange thicknesses and heights, wheel flats (wf) and oval wheels (or oor, out-of-roundness) are the most common wheelset problems for railway vehicles. within the fp7 research project “saferail”, apt has developed an innovative wheelset monitoring system so-called “wheel flat and out of roundness monitoring (worm) syst...

Journal: :Journal of environmental management 2009
K Erdlenbruch S Thoyer F Grelot R Kast G Enjolras

This article analyzes the consequences for risk distribution of the French Flood Prevention Action Programme (PAPI). By redirecting floods from the most vulnerable to the least vulnerable areas, PAPIs expose farmers to greater flood risks. This has led local water management institutions to introduce compensation payments. The article outlines the results of an exhaustive survey of all PAPIs in...

2015
Günter Blöschl Ladislav Gaál Julia Hall Andrea Kiss Jürgen Komma Thomas Nester Juraj Parajka Rui A. P. Perdigão Lenka Plavcová Magdalena Rogger José Luis Salinas Alberto Viglione

There has been a surprisingly large number of major floods in the last years around the world, which suggests that floods may have increased and will continue to increase in the next decades. However, the realism of such changes is still hotly discussed in the literature. This overview article examines whether floods have changed in the past and explores the driving processes of such changes in...

Journal: :Environmental management 2012
Olga Petrucci A Aurora Pasqua Maurizio Polemio

The historical floods that have occurred since the seventeenth century were collected for a study area in southern Italy. Damages caused by floods, rainfall and the main anthropogenic modifications are discussed all together. The aim was to assess whether the frequency of floods is changing and, if so, whether these changes can be attributed to either rainfall and/or anthropogenic modifications...

Journal: :Ciencia & saude coletiva 2012
Carlos Machado de Freitas Elisa Francioli Ximenes

Floods are among the most frequent natural disasters and they affect the lives of approximately 102 million people each year, mainly in developing countries and in major urban areas with a tendency to grow further over the coming decades. The scope of this paper is to provide input for a clearer understanding of these events through the results and experiences to be gleaned from the recent scie...

Journal: :Journal of clinical microbiology 2013
Ah Yong Jeong Hye Sook Jeong Jeong Su Lee Yong Chjun Park Soon Ho Lee In Gyun Hwang Yun Joo Kim Young Joo Kim Mi Young Jo Sunyoung Jung Kisang Kim Doo-Sung Cheon

Prevalence of asymptomatic norovirus infection was investigated in food handlers in South Korea. Among 6,441 subjects, 66 (1.02%) had norovirus infections confirmed by reverse transcription (RT)-PCR (real time and nested). GII-12 and GII-4 were the prevalent genotypes. Our data suggest that infection of asymptomatic food handlers is an important transmission source in norovirus outbreaks.

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