Photovoltaic Effect The photovoltaic effect is defined as the generation of an electromotive force as a result of absorption of ionizing radiation.  Energy conversion devices which are used to convert sunlight to electricity by the use of photo voltaic effect are called solar cells. A single converter cell is called a solar cell or a … Read more

Features of Solid, Liquid and Gas Biomass as A Fuel For Biomass Power Plant Various characteristics like heat value, moisture level, chemical composition, size and density of the fuel affect the biomass fuel performance.General features of solid, liquid and gas biomass as fuel : Fuels for biomass power plant should have high calorific value. It … Read more

Applications of Solar Energy Solar energy is successfully employed in the following applications of day to day life of today. Heating and cooling of residential buildings. Solar water heating. Drying of agricultural and animal products. Solar distillation on small scale. Salt production by evaporation of sea water or inland brines. Solar-cookers. Solar engines for water … Read more

Power Generation in Nuclear Power Plant (Power Plant Block Diagram) Q. Nuclear power plant block diagram Q. Nuclear power station block diagram Q. Nuclear Power Station & Schematic Diagram Q. Basic Layout and Working of a Nuclear Power Plant In nuclear power station there is nuclear reactor and heat exchanger which is used to produce steam. This steam … Read more

Advantages and Disadvantages of Hydro Electric Power Plants Hydro electric power plants have the following advantages : It is simple in construction, is robust and requires low maintenance cost. No preparation time is required, hence can be put in service instantly. It responses to changing loads without difficulty. There are no standby losses. Few experienced … Read more

Non Conventional Sources Power Generation The fossil fuels are the main fuels for thermal power generation and they will get exhausted eventually in coming few years. Therefore, other systems based on non-conventional and renewable sources are being tried by many countries in the world. These sources are solar, wind, sea, geothermal and bio-mass. Solar energy can … Read more

Selection of Turbine for Hydro Power Plant From the study of large number of generating power stations, it is found that there is a particular range of head and specific speed for which a particular turbine is most suitable. Figure A, Figure B and Figure C are the curves drawn from the results obtained in these … Read more

Mini / Micro Hydro Power Plants Installed capacity ranges of different hydro plants. Mini and Micro hydro power plants are generally medium or low head and less capacity. Today, in the period of energy crisis, one has to find alternatives like energy conversion from sun radiations, wind power, tidal power, MHD generation and also equally … Read more

Generator Used in Hydro Electric Power Plants Generators used are three phase, alternating current 3.3 kV, 11 kV, 50 Hz synchronous generators. The armature is housed in the stator consisting of a core and a frame. The core acts as a magnetic circuit. It is built from thin electrical quality sheet steel laminations and is … Read more