Wind Energy in Cold Climates

12-21-2017 | Natural Resources Canada The operation of wind turbines in a cold climate such as Canada’s involves additional challenges not present in warmer locations: Accumulation of ice on wind turbine blades resulting in reduced power output and increased rotor loads; Cold weather shutdown to prevent equipment failure; and Limited or reduced access for maintenance … Continue reading Wind Energy in Cold Climates

Bitter cold shows reliable energy sources are critical.

Coal, natural gas, nuclear power largely delivered. We should think twice about leaning too much on intermittent forms like wind, solar. FEBRUARY 4, 2019 | Isaac Orr | Excerpt: Read full article at startribune.com This week’s bitter cold had the potential to be deadly. But thanks to reliable forms of energy like coal, natural gas and … Continue reading Bitter cold shows reliable energy sources are critical.

Chicago Loses Wind Power During a Polar Vortex.

Turbines often idled during deep freezes to prevent damage Reduction in wind output boosts fuel burns as prices climb January 30, 2019 | Chris Martin | Bloomberg  Read the Full article — With assistance by Brian K Sullivan, and Naureen S Malik "Wind generation on Wednesday afternoon was less than half its annual average in … Continue reading Chicago Loses Wind Power During a Polar Vortex.

Ice-Tossing Turbines: Myth or Hazard?

They produce clean energy, sure, but they can also hurl a mean snowball. DECEMBER 9, 2008 | KATE GALBRAITH | New York Times How do wind turbines fare in winter weather? Not so well, according to one little town in England. The Wisbech Standard reports a harrowing tale in which “lumps of ice three or … Continue reading Ice-Tossing Turbines: Myth or Hazard?

Can Offshore Wind Turbines Succeed in the Great Lakes?

Can Offshore Wind Turbines Succeed in the Great Lakes? Ice jams and bird and bat deaths will determine the answer August 14, 2018 | Daniel McGraw | scientificamerican.com  Aside from a small pilot program along the coast of Finland, offshore wind turbines have not been placed in waters that freeze during winter. Moving ice can act … Continue reading Can Offshore Wind Turbines Succeed in the Great Lakes?

Oklahoma: Warning large chunks of ice being launched great distance.

November 27, 2015 • Oklahoma Cogar Volunteer Fire Department: Large chunks of ice being launched great distance | Please beware of large chunks of ice being launched great distance by the wind turbines in our area! Please use extreme caution and stay a safe distance away from them. We have seen 3 wires of new barbed wire … Continue reading Oklahoma: Warning large chunks of ice being launched great distance.

MN wind turbines shut down after semi-truck hit by ice.

MN wind turbines shut down over safety concerns from ice February 24, 2018 Wind turbines at a Freeborn County wind farm were shut down this week, due to safety concerns.  An incident on Thursday involving a livestock semi-truck that was struck by by ice throw from a wind turbine on Highway 13, south of Hartland. … Continue reading MN wind turbines shut down after semi-truck hit by ice.

A Wind Turbine Flings 400 lb Chunk of Ice 1,000 Feet.

By TOM GANTERT | April 12, 2017 One safety issue centers around ice forming on spinning turbine blades. A report issued by General Electric in 2006 warned about “ice shedding” and “ice throw.” It states: “Any ice that is accumulated may be shed from the turbine due to both gravity and the mechanical forces of the rotating blades.” A wind … Continue reading A Wind Turbine Flings 400 lb Chunk of Ice 1,000 Feet.

 Ice buildup detection prevents the turbine from operating until the ice sheds.

If they shut down when there is ice build up, how efficient will they be in The Huron Mountains, during one of our winters? OHIO: RES has indicated in the past that the turbines planned for Cass and Miami counties will be equipped with technology that will perceive ice buildup and prevent the turbine from operating until … Continue reading  Ice buildup detection prevents the turbine from operating until the ice sheds.

Researchers warn of ice-throw danger from wind turbines at Balsams

November 30, 2016 • New Hampshire Researchers warn of ice-throw danger from wind turbines at Balsams Researchers who worked near the 400-foot high wind turbines on peaks above the proposed Balsams ski area say there is reason to be worried about people getting too close: They saw chunks of ice being thrown and found ice … Continue reading Researchers warn of ice-throw danger from wind turbines at Balsams