نتایج جستجو برای: noise abatement

تعداد نتایج: 197907  

2013
Jitender Singh Laura

This paper presents the noise pollution status of Rohtak city with emphasis on objective day night noise measurement and subjective response of people. Twenty different sites were selected to measure the noise level and determine noise sources at these selected sites. Selected sites fall in the category of residential, commercial, silence zone and road traffic junctions. Noise level measurement...

2011
Hamid Beladi Lu Liu Reza Oladi

By constructing a dynamic general equilibrium model this paper studies the optimal pollution emission and abatement policies for a small economy. We show that in autarky government issues an optimal level of emission permits but its optimal abatement level is zero at the unique steadystate equilibrium. On the other hand, government employs an optimal two-dimensional policy with free trade if th...

2009
Eja Pedersen Frits van den Berg Roel Bakker Jelte Bouma

The increasing number and size of wind farms call for more data on human response to wind turbine noise, so that a generalized dose-response relationship can be modeled and possible adverse health effects avoided. This paper reports the results of a 2007 field study in The Netherlands with 725 respondents. A dose-response relationship between calculated A-weighted sound pressure levels and repo...

Journal: :The Journal of the Acoustical Society of America 2009
Eja Pedersen Frits van den Berg Roel Bakker Jelte Bouma

The increasing number and size of wind farms call for more data on human response to wind turbine noise, so that a generalized dose-response relationship can be modeled and possible adverse health effects avoided. This paper reports the results of a 2007 field study in The Netherlands with 725 respondents. A dose-response relationship between calculated A-weighted sound pressure levels and repo...

1996

Abatement: A measure or set of measures designed to permanently eliminate lead-based paint hazards or lead-based paint. Abatement strategies include the removal of lead-based paint, enclosure, encapsulation, replacement of building components coated with lead-based paint, removal of lead-contaminated dust, and removal of lead-contaminated soil or overlaying of soil with a durable covering such ...

2003
Jinhua Zhao

A major concern with tradable emission permits is that stochastic permit prices may reduce a firm’s incentive to invest in abatement capital or technologies relative to other policies such as a fixed emissions charge. However, under efficient permit trading, the permit price uncertainty is caused by abatement cost uncertainties which affect investment under both permit and charge policies. We d...

Journal: :Journal of Aircraft 2022

A validation methodology and evaluation of delayed deceleration approach performance noise-impact modeling using noise measurements radar data are presented. Advanced procedures such as approaches, where aircraft maintain higher speeds therefore remain cleanly configured at lower thrust levels for longer flight periods, can be used airport abatement. Delayed approaches have been shown in to off...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

growing demands and requires of high data rate systems cause significant increase of high frequency systems for wideband communication applications. as mixers are one of the main blocks of each receivers and its performance has great impact on receiver’s performance; in this thesis, a new solution for ku-band (12-18 ghz) mixer design in tsmc 0.18 µm is presented. this mixer has high linearity a...

2012
Larry Karp Christian Traeger

Cap and trade (CAT) results in lower abatement costs relative to command and control, but might increase industry marginal abatement cost, resulting in higher equilibrium emissions. With lumpy investment, command and control leads to multiple investment equilibria and “regulatory uncertainty”. CAT, a first best policy, eliminates this uncertainty. Command and control policies cause firms to imi...

2005
Erin Baker

Global climate change presents a classic problem of decision making under uncertainty with learning. We provide stochastic dominance theorems that provide new insights into when abatement and investment into low carbon technology should increase in risk. We show that R&D into low-carbon technologies and near-term abatement are in some sense opposites in terms of risk. Abatement provides insuran...

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