نتایج جستجو برای: purifier plant
تعداد نتایج: 395325 فیلتر نتایج به سال:
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
Over 780 million people worldwide do not have access to clean drinking water. In India, one product that attempts to address this issue is the Tata Swach, a home purifier which makes water biologically safe to drink by neutralizing bacteria and viruses using silver nanoparticles. This thesis presents research which focuses on improving adoption of this life-saving technology. A holistic approac...
In recent years, many studies on air purifiers have been conducted, as particulate matter and virus issues emerged. this study, the ion concentration distribution in an purifier that applies a high voltage was investigated through simulation. For single carbon brush applied of –8.5 kV, simulation results ground direction were compared with result experiment error 4.3% observed, thereby confirmi...
Introduction: The subject of this research is having healthy air and its challenge is air purification to have this type of air. Healthy air is free of any pollutants, including odors, harmful gasses, dust, and viruses, especially corona. This healthy air is provided by a purifier device. One of the problems of metropolises is the lack of healthy air, which is one of the most important human ne...
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