In this paper the solar photovoltaic (PV) system is modeled and simulated. The solar power output is controlled using the boost converter (DC-DC converter). The change in the solar power with the changes in environmental conditions, especially under
 1.1Type of Solar Furnace: Solar Furnace is of different type based on the collector design and its application 1.1.1Parabolic dish In Parabolic Dish the collector at a fix point concentrates solar furnace the solar light. In this we get highest
Which two renewable energy forms did you choose? The two energy sources I choose were Solar and Wind. Solar energy is gathered by harnessing the suns rays via PV panels. "Solar photovoltaic (PV) is the main solution used today, involving the use of PV panels that generate electricity when exposed to the sun"(Ahmed, R. A., 2009). These panels trap the suns rays and convert them to energy that can be used instead of the traditional fossil fuels.
The standard optocoupler circuit uses a LED diode and an NPN phototransistor. The light from the LED of the optocoupler is proportional to the signal from the microcontroller. This the signal is transferred to the photo-transistor. The signal delivered will determine the intensity of the light bulb and the speed of the fan. They provide electrical isolations.
So according to that definition, Solar thermal power plants are active systems and we can see different types of solar thermal power plants. There are a few basic similarities mirrors reflect and concentrate sunlight and receivers collect that solar energy and con-vert it into heat. After that by using a steam turbine operation that heat can then be used to produce electricity from this heat
Renewable energy is energy that is collected from renewable resources such as sunlight, water, wind, and geothermal heat. A common form of renewable energy is solar energy. Solar energy is radiant light and heat from the Sun that is harnessed by using technologies such as solar heating, photovoltaics, solar thermal energy, and more. The Sun releases pockets of energy called photons that travel from the Sun to the Earth in a matter of minutes. When photons hit a solar panel, they knock electrons lose from their atoms.
ABSTRACT Sun is the ultimate source of all the energies in the universe, solar power is considered one of the better renewable platforms. The energy that the sun continuously irradiates on the earth is equal to 10000 times worldwide energetic requirements. Photovoltaic device is the proper term for a solar-electric cell that collects sunlight and converts it to electricity. The dominate technology in use in the photovoltaic world is phosphorous and boron (or aluminium) doped poly-crystalline silicon wafers approximately 0.3 mm thick. They convert solar energy to electricity at approximately 13 % efficiency.
There are three ways this energy can be transferred, Radiation, Convection and Conduction. Radiation is when energy from the sun travels through the atmosphere and towards the earth’s surface due to incoming solar radiation. When it reaches the earth’s surface, the surface then heats up, as it heats up it gives of radiation which warms the earth’s atmosphere, this radiation is known as terrestrial radiation. E.g. if you stand near a fireplace or near a fire you can feel the heat from the fire due to radiation.
Photovoltaics use a quantum process to convert solar radiation directly to electricity. A solar thermal electric system uses a working fluid that is heated by solar energy and expanded through a turbine or heat engine. Solar radiation reaching the earth’s surface is called insolation. There are two components of insolation at the earth’s surface. Direct normal insolation (DNI), which normally is 80% of total insolation, is that part of the radiation coming directly from the sun .
To measure the temperature of working fluids by that parabolic dish for different days and different times of the day. CHAPTER 2 2.1 Experimental setup: Solar parabolic dish consists of the following components 2.1.1. Parabolic dish: The concentrator focuses the direct normal irradiance (DNI) onto the receiver, where the heat is used in the energy conversion process. The key parameters in analyzing the operation of the concentrator are the dish aperture diameter d (m), mirror reflectivity , and irradiance I (W/m2). Parabolic dish is a point focus concentrator with shape of a circular parabolic (surface of revolution generated by a parabola around its axis).