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wind Technology

Wind power is the conversion of wind energy into a useful form, such as electricity, using wind turbines. Wind turbines used to generate electricity come in a wide variety of sizes. 

Wind energy is an important part of Canada's energy future, creating new investment and jobs in Canadian communities while also contributing to a cleaner environment for future generations. Infinity’s Wind Energy products deliver personal energy independence. These products offer to the consumer the ability to independently create and deliver electricity, in a dependable, competitive, environmentally responsible, green manner - anywhere on the planet.

What Is a Wind Turbine?

Wind turbines are structures that use moving air to generate electricity (wind power) through the use of blades that are easily turned by the wind.

turbines

How Does It Work?

Wind turbines capture the kinetic energy in surface winds and convert it into electricity. To do this use they use three basic parts: blades, a shaft and a generator. As wind moves over the turbine blades, it creates high-pressure air below the turbine blades and low-pressure air above them, causing ‘lift’ — similar to airplane wings. Lift makes the blades rotate since each blade is slightly angled. The blades turn a shaft that moves magnets in the generator, which in turn creates electricity.This electricity can be used on-site by a home, business, farm, etc. or can be ‘pumped’ into a nearby electrical grid for storage and transmission to others who require it. Wind turbines used to generate electricity come in a wide variety of sizes. Large wind turbines, which are usually installed in clusters called wind farms, can generate large amounts of electricity. Large wind turbines may even produce hundreds of megawatts of electricity - enough to power hundreds of homes. Small to medium-sized wind turbines, which are generally defined as producing no more than 100 kW of electricity, are designed to be installed at homes, farms and small businesses either as a source of backup electricity, or to offset use of utility power and reduce electricity bills.

Wind

Micro - Small Wind Turbines – 350 watts – 50 kW: micro-generation turbines range in size from 300 watt to 10 kW. Increasingly, North American consumers are choosing to purchase grid-connected turbines in the 5 to 10 kilowatt range to power their whole homes. Small wind turbines range in size from 8 kW – 50 kW and are used for small business or farm applications. This size of turbine is used extensively for off-grid applications but has now become popular in jurisdictions that allow interconnection with the utility grid. Farms usually require a turbine with a capacity between 10 kW and 50 kW. Infinity has micro and small wind turbines ranging in size from 350 watts to 10,000 watts or 10 kW.

Medium - Large Wind Turbines – 50 kW – 500 kW: medium-size range from 50 kW to 200 kW and are for medium-scale commercial and industrial operations. Large wind turbines range from 200 kW – 500 kW and are used in wind farms for commercial production of electric power are usually three-bladed and pointed into the wind by computer-controlled motors. The blades are usually coloured light gray to blend in with the clouds and range in length from 20 to 130 metres (65 to 400 ft) or more. The tubular steel towers range from about 100 to 300 feet (60 to 200 metres) high. The blades rotate at between 10 - 30 revolutions per minute.

Megawatt Wind Turbines – 500 kW – 7 MW: this classification of wind turbines are exclusively for wind farms, large-scale industrial and grid-enhancement applications. Turbines over 3 MW are utilized mainly in off-shore wind energy generation.

So how much wind do we have at our disposal? 

In Canada, we have more than we could ever use.  Wind is abundant and free.  Our vast landscape, our three windy coastlines, the plains and mountains all contribute to this endless resource.  Today, we are just beginning to tap into Canada’s potential wind resource, which currently powers the equivalent of 315,000 Canadian homes.  Tomorrow we hope to do even more.  Canada has more than enough wind resources to meet 20% of our electricity demands – enough to power 17 million homes!

 

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