Vaibhav tidke's invention solar dryer pdf

Solar powered electricity free dehydrator that uses conduction convection radiation all modes. Peak air temperature was 63 degree c with an airflow rate of 79 m3min. Vaibhavs connections and jobs at similar companies. Encouraged by the resounding success of the solar dryer, vaibhav, along with his team. Coming from a family of farmers in rural maharashtra, vaibhav has been wellversed with agricultural challenges since his childhood. The objective of this work is todesign, develop and evaluate performanceof an indirect solar dryer prototype in a passive and active mode using thermal energy storage and without thermal energy storage for the drying of kiwifruits. Conservation of energy in which one form of energy is converted into other form of energy. Direct mode solar dryer the direct absorption of solar radiation by the crop is the most effective way of converting solar radiation into useful heat for drying. How a farmers son from maharashtra developed a solar. Vaibhav tidkes profile on linkedin, the worlds largest professional community. The drying of a invention is a compound temperature as well as mass transfer development which depends on outside variables such as. See the complete profile on linkedin and discover dr. Pdf principles, classification and selection of solar dryers. Forced convection solar dryer for multicrop vegetables youtube.

The present invention discloses a solar dryer 20 for drying organic or inorganic material with controlled radiation. The 342m2 plastic collector directed hot air into a drying shed where 500 kg of fruit were dehydrated in 25 days. How a farmers son from maharashtra developed a solar dryer. For the love of physics walter lewin may 16, 2011 duration. The farmers son who created a unique solar dryer for farmers. Solar dryers are devices that use solar energy to dry substances, especially food. Pdf design, construction and evaluation of solar dryer. Solar energy conversion and photoenergy systems vol. The model is equipped with a photovoltaic pv driving fan with a power requirement of 2040 w. Today s4s technologies is best known for developing the solar conductor dryer, a device that aids the storage of farm produce without resorting to preservatives or artificial additives. In 2008, vaibhav tidke laid the foundation of an organisation that would work to benefit society, in particular farmers. The final dried quality of some crops is also enhanced by direct exposure to solar radiation. The dryer comprises a radiation absorbing heat conducting surface 22, and a convection channel 24 formed by a radiation controlling cover 26 over the conducting surface. Black body which absorbs the heat of the incident sunlight and makes the temperature of chamber more than the surrounding temperature.

The construction and performance of a natural convection solar fruit dryer is described. When vaibhav tidke founded s4s technologies science4society in mumbai. S4s technologies a food preservation company that invents new. To help community in similar situations as shelek, kazakhstan, several types of fruit dehydrators have been invented using solar energy. Inventions are fashioned by those who have a burning need to make a difference to the world. The solar dryer is fivefold cheaper and 25 per cent more efficient than an. Forced convection solar dryer for multicrop vegetables. Indian solar invention drastically reduces food waste. The thermal energy gained from solar radiation is up to 60 kwhday equivalent to 15 kg of firewood. Solar energy a form of sustainable energy has a great potential for wide variety of applications because it is abundant and accessible, especially for countries located in the tropical region. May 07, 2018 solar energy a form of sustainable energy has a great potential for wide variety of applications because it is abundant and accessible, especially for countries located in the tropical region.