نتایج جستجو برای: micro air vehicles

تعداد نتایج: 371562  

2009
Evan R. Ulrich Darryll J. Pines Steven Gerardi

Conventionally Micro/Nano scaled hovering flight presents a myriad of challenges and unique design opportunities. The culmination of microelectronics and state of the art measuring devices has enabled the creation of a Micro-air-vehicle (MAV 1 ) resembling one of nature’s most efficient fliers, the seed of the Maple tree. The planform design of the VTOL mechanical samara is based on previous wo...

2009
Radu MUSAT Elena HELEREA R. Musat E. Helerea

Nowadays, efforts are being made to estimate the thermal comfort in vehicles by measuring each environmental parameter air temperature, air humidity, mean radiant temperature, air velocity, human activity and clothing insulation. An optimum level of comfort in the vehicle is obtained only by using an automatic air conditioning and climate control system. The paper focuses on the analysis of the...

2011
Daniel Müller Doris Klingelhöfer Stefanie Uibel David A Groneberg

The population of industrialized countries such as the United States or of countries from the European Union spends approximately more than one hour each day in vehicles. In this respect, numerous studies have so far addressed outdoor air pollution that arises from traffic. By contrast, only little is known about indoor air quality in vehicles and influences by non-vehicle sources.Therefore the...

2013
Ryan C. Julian Cameron J. Rose Humphrey Hu Ronald S. Fearing

The power, size, and weight constraints of micro air vehicles (MAVs) limit their on-board sensing and computational resources. Ground vehicles have less mobility than MAVs, but relaxed size constraints, and typically more computing power. These specializations present many opportunities for robot-robot cooperation. In this work, we demonstrate cooperative target-seeking between a 13 gram ornith...

In this paper, the effect of adding hydrogen to the composition of methane and air in a micro combustor is investigated by a three-dimensional numerical method. First, the results of the current study in determining the wall temperature of the micro combustion chamber are compared with those obtained from the experimental and numerical results of the previous research. By confirming the numeric...

A. Qayoom Mir, M. Yunus S. Ahmad T. Yazdani

Present transplant study was carried out across Lucknow, the capital of Utter Pardesh using two medicinally important plants viz., ?Catharanthus roseus L.? and ?Ocimum sanctum L.? to assess whether certain ecophysiological responses (change in total flavonoids and total phenolics) in these two plants may serve as the biomarkers of auto exhaust pollution. Samples were taken from five different s...

Journal: : 2023

Increased emissions of polluting materials and noise by motor vehicles, contributing to the reduction air quality life all residents. One possible solutions problem environmental pollution in cities is use micromobility vehicles. Micromobility implies small vehicles that have zero do not emit noise. The results previous research indicate "micro" can significantly contribute pollution, taking in...

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