Tuesday 25 October 2016

For A Solar Panel For Home Maryland Should Be Prioritized

By Anna Jones


People in developed and developing nations often feel the pinch when energy prices rise, causing electricity bills to go up every month too. People who seek to avoid the high electricity bills turn to solar energy as an alternative. Solar energy is a good alternative because it is cheaper and greener. Therefore, when in search for a solar panel for home Maryland should be the first location to check out. There are many companies in this location that are highly specialized in these products.

The photovoltaic effect is the concept upon which the working of solar panels is based. The concepts states that certain materials can generate electrical energy upon being exposed to light. Therefore, light energy from the sun is converted into direct current by the panels. Since most electrical appliances use alternating current, the direct current produced by the panels is converted using inverter units.

The electrical energy produced is used to power lights and electrical appliances in the home. If the panels are many, it is likely that some excess energy will result. The excess energy can be disposed in two main ways. In the first way, the excess energy is fed back to the electricity grid in the locality. The power company that owns the electricity grid then pays the homeowner an agreed amount every month.

A second way of handling excess energy is by feeding it into battery storage systems. Energy stored in battery systems is in the form of DC current and can be converted into AC before consumption. Energy in batter systems can be used during nighttime or during cloudy days when sunrays are weak.

The panels are usually installed on rooftops, but they can also be installed in an open field. It is required that they face northwards, directly at the sun. The angle of installation can be altered to ensure that it is optimal for maximum harvesting of sunlight energy. Sunlight should not be blocked from reaching the panels by trees or tall buildings. The location and climate are major determinants of the efficiency of the panels.

Solar cells make the smallest functional unit in solar panels. The cells are made from silicon. A single panel, also known as module comprises of many cells bundled together. A backing plate and a protective glass are used to sandwich the cells together. The module is supported and held together using an aluminum frame. Usually sixty cells make up a module, but this number can be higher in some variants.

Panels are of several different types. The three main types are monocrystalline panels, thin film solar cells, and interdigitated back contact solar cell, (IBC). Monocrystalline panels have a black color and have a higher level of efficiency than multi-crystalline models. Multi-crystalline models come in the blue color and are supposedly more heat tolerant than mono-crystalline models.

Research findings show that most panels fall within the weight category of 18 to 19 kilograms. Typically, the installation of the panels is done in an array, with a panel connecting to another one. The electrical power derived from the array is channeled into a power input point of the residence.




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