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Linear Permanent Magnet Generators – II

Still many considerations are to be taken into account to get the desired efficiency. If the rotor speed is low i.e if the frequency is low then a larger construction is required which increases the overall cost. Hence newer designs are required which increases the efficiency along with smaller...

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Linear Permanent Magnet Generators – I

Wave energy and tidal power have always been an area of interest in many nations since there is an immense potential in these energy sources but the problem of energy conversion has always been a daunting issue. The traditional energy conversion devices use rotary generators which are high speed...

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10kW Permanent Magnet Generator II

10kW Generator in Telecom During past seven years the installation of telecom grids all over the world has increased many folds. During these competitive times, the telecom companies are expanding their networks to regions where there are no electric grids also. The small wind industry is a key player in...

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10 kW Permanent Magnet Generator

10kW Design The 10kW permanent magnet generator finds its applications in residential houses on country sides, farming sites, small business setups etc. This has empowered owners to a great extent to reduce utility bills. Other than these, 10kW wind turbine setups are very famous in telecom sector, on or off...

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MPPT Example

Example of Maximum Power Point Tracking Imagine a conventional controller (non MPPT) that connects the alternator (75W) to the battery (12V) to charge a discharged battery. This makes the permanent magnet alternator operate at the battery voltage which may not be the ideal voltage at which the module is...

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Max Power output of wind PMG with MPPT

Maximum Power Point Tracking or MPPT is an electronic system that allows grid tie inverters and battery chargers to get maximum power from the electricity source. These sources can be solar panels or other renewable sources like wind that is used by permanent magnet alternators. MPPT is a technique through...

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Pension funds: Latest investor in the wind energy sector

Wind energy companies seek to develop more and more operational wind energy projects and farms every year. Many nations have now pledged to get a major portion of their power from renewable sources of energy like wind, water etc. but funds for these projects are huge and large companies...

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Grid Tie Inverter – I

The Grid Tie Inverter or Synchronous Inverter is a special type of power inverter that converts DC electricity into alternating current. A special feature of these types of inverters is that they can feed AC into the existing electrical grid. GTIs are often used to convert DC electricity produced...

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Small Wind Industry moves towards higher kilowatts

Power generation for the small wind industry is experiencing a change. The demand for higher power turbines is increasing in many markets all around the world. Demand is moving from less than 1kw to 5kw and higher. These are generally for home purposes or businesses. Typically the speed of...

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Wind Mill Designing with Permanent Magnet Generators -III

In this post we will discuss two features of windmill installation; Speed And Temperature. These play very important role in deciding what will the output be. Following two notes on these factors will give a good idea regarding these considerations. Speed Start-up Speed– The speed at which the blades begin...

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