نتایج جستجو برای: acoustic cabin

تعداد نتایج: 87600  

2007
B. Zi H. Bao

Cable-suspended parallel robot (CPR), in which cables are utilized to replace links to manipulate objects, is developed from parallel and serial cable-driven robot. Compared with the parallel robot, this kind of robot has more advantages. The cooperative variation of lengths of six cables pulls the feed cabin to track radio source with six degrees of freedom (DOFs). Similar to a parallel robot,...

2015
Jianyin Xiong Tao Yang Jianwei Tan Lan Li Yunshan Ge Ying Xu

The steady state VOC concentration in automobile cabin is taken as a good indicator to characterize the material emission behaviors and evaluate the vehicular air quality. Most studies in this field focus on experimental investigation while theoretical analysis is lacking. In this paper we firstly develop a simplified physical model to describe the VOC emission from automobile materials, and th...

2015
Tibor Kiss Jason Lustbader Daniel Leighton

Electric vehicles (EVs) need highly optimized thermal management systems to improve range. Climate control can reduce vehicle efficiency and range by more than 50%. Due to the relative shortage of waste heat, heating the passenger cabin in EVs is difficult. Cabin cooling can take a high portion of the energy available in the battery. Compared to internal combustion engine-driven vehicles, diffe...

2005
A. Geri G. M. Veca

The authors propose a full three-dimensional (3D) calculation model based on a multipole technique able to predict the magnetic field pollution outside of indoor medium voltage/low voltage (MV/LV) transformer substations. The authors demonstrate that the proposed model may be advantageously used in all problems related to the characterization of the electromagnetic environment around a MV/LV tr...

Journal: :Fire Safety Science 1989

Journal: :Journal of the Korean Society of Manufacturing Technology Engineers 2014

2017
Nu Yu Shi Shu Yan Lin Jianwen She Ho Sai Simon Ip Xinghua Qiu Yifang Zhu

Commuters who spend long hours on roads are exposed to high levels of traffic related air pollutants (TRAPs). Despite some well-known multiple adverse effects of TRAPs on human health, limited studies have focused on mitigation strategies to reduce these effects. In this study, we measured fine particulate matter (PM2.5) and ultrafine particle (UFP) concentrations inside and outside 17 taxis si...

2011
Heinz Burtscher Andreas Mayer

A filter system is presented which allows the reduction of the concentration of ultrafine particles in vehicle cabins to very low levels. The original ventilation system is switched to the recirculation mode and all cabin intake air is supplied via a retrofitted filter system. Tests with a variety of different vehicles (from passenger cars to coaches) show the efficiency of the system. Filters ...

2014
Joanna Narbutt Mariola Pawlaczyk Anna Sysa-Jędrzejowska Janusz W. Krzyścin Piotr Sobolewski Bonawentura Rajewska-Więch Aleksandra Lesiak

INTRODUCTION Ultraviolet phototherapy (UVP) is widely used in dermatological practice for the treatment of various skin diseases. Numerous studies support its beneficial curing effectiveness; however, overexposure to ultraviolet radiation can cause adverse health effects, such as sunburn reaction, erythema response, cataract, skin aging, etc. For these reasons, it is of special importance to mo...

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