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Wind Turbine Maintenance Amidst March’s Low Winds and Ice Challenges

Fact sheet March 2024
Average wind speed (m/s)ca. 6.4 m/s
Production (GWh)ca. 28 GWh
Safety and environmental incidents0

Production in March was affected by lower average winds. There was also the effect of ice.

During the low wind days, the team did some tasks of the planned maintenance. Maintenance will continue from April onwards. The goal is to perform the maintenance when there is light wind.

With the end of winter there is a mix of melt and ice conditions. It is important that if you are moving around the area, pay attention when you are near the wind farm.

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The start of the year was synonym with higher average wind

Fact sheet January 2024Fact sheet February2024
Average wind speed (m/s)ca. 9.2 m/sca. 9.0 m/s
Production (GWh)ca. 49 GWhca. 47GWh
Safety and environmental incidents00

 

Nevertheless, the is still the effect of ice, with some snow, a lot of snow!

As the year starts, it’s all about planning the maintenance, and finalizing the initiated task in 2023.

Due to the winter and icing conditions, it is important for people to pay attention when going in the vicinity of the wind farm.

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HAPPY NEW YEAR !

Fact sheet December 2023
Average wind speed (m/s)ca. 8.1 m/s
Production (GWh)ca. 22 GWh
Safety and environmental incidents0

 

In December, the production was mostly affected the effect of ice as well as few days with low wind.

 

December was a quiet month. The current activities are for example:

  • Blade repairs (including blade exchange)
  • Snow plowing
  • Some troubleshooting

 

Due to the winter and icing conditions, it is important for people to pay attention when going in the vicinity of the wind farm.

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In September, the production was mostly affected by the planned maintenance.

Fact sheet September 2023
Average wind speed (m/s)ca. 7.2 m/s
Production (GWh)ca. 39 GWh
Safety and environmental incidents0

September has been a maintenance intensive month again. The current activities are for example:

 

  • Blade repairs
  • Wind turbines inspections
  • Site clean up
  • Maintenance/repairs at the site building

Some roads are getting prepared for the winter season, and snow poles have been ordered.

In 2023, to date, the remaining activities are:

 

  • Completion of blade repairs started in 2022 as well as the one scheduled and started in 2023
  • Continuing the planned annual maintenance as per the maintenance manual
  • Site inspections
  • HSE audit

 

September has seen the beginning of the autumn, and some colder temperatures at the end of the month.

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In August, the production was mostly affected…

In August, the production was mostly affected by the the lower average wind speed and the planned maintenance. Also, there has been few hours we an unplanned outage on the DSO side.

 

Fact sheet August 2023
Average wind speed (m/s)ca. 5.8 m/s
Production (GWh)ca. 22 GWh
Safety and environmental incidents0

 

August has been a maintenance intensive month, as the wind speed gets lower, and production losses minimized. The current activities are for example:

  • Blade repairs
  • Wind turbines inspections

Some roads are also receiving care to ensure proper condition prior next winter season. This is done throughout the months of June, July and August.

In 2023, to date, the remaining activities are:

  • Completion of blade repairs started in 2022 as well as the one scheduled and started in 2023
  • Continuing the planned annual maintenance as per the maintenance manual
  • Site inspections
  • Repairs at site building
  • HSE audit

 

In August, the permitting authority also conducted an annual wind farm visit and review.

 

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In July, the production was mostly affected by the the lower average wind speed and the planned maintenance.

Fact sheet July 2023
Average wind speed (m/s)ca. 5.3 m/s
Production (GWh)ca. 17 GWh
Safety and environmental incidents0

In July, the production was mostly affected by the the lower average wind speed and the planned maintenance.

July has been a maintenance intensive month, as the wind speed gets lower, and production losses minimized. The current activities are for example:

  • Blade repairs
  • Wind turbines inspections

Some roads are also receiving care to ensure proper condition prior next winter season. This is done throughout the months of June, July and August.

In 2023, to date, the remaining activities are:

  • Completion of blade repairs started in 2022 as well as the one scheduled and started in 2023
  • Continuing the planned annual maintenance as per the maintenance manual
  • Site inspections
  • Repairs at site building
  • HSE audit

The high precipitation in July (red notice warning in some areas in Sweden) led to some waiting days, and a delay in the progress of the maintenance. It is expected to regain a more sustained rhythm as the days are getting drier in August. Summer are busy working months at the wind farm.

 

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In June, the production was mainly affected by the the lower average wind speed and the planned maintenance.

Fact sheet June 2023
Average wind speed (m/s)ca. 6.3 m/s
Production (GWh)ca. 27 GWh
Safety and environmental incidents0

The focus in June was to continue the started maintenance tasks, and carry out the next tasks in the annual planned maintenance during the low wind day, with for example:

 

  • Blade repairs
  • Wind turbines inspections
  • Some statutory inspections

 

There is also the maintenance of the civil works (roads condition) to ensure proper condition prior next winter season. This is done throughout the months of June, July and August.

 

In 2023, the remaining activities are:

 

  • Completion of blade repairs started in 2022 as well as the one scheduled and started in 2023
  • Continuing the planned annual maintenance as per the maintenance manual
  • Site inspections
  • Repairs at site building
  • HSE audit

 

With the dry season back, the maintenance is full speed to ensure all is completed when conditions are the most work friendly.

 

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In May, the production was mainly affected by the planned maintenance.

Fact sheet May 2023
Average wind speed (m/s)ca. 7.3 m/s
Production (GWh)ca. 35 GWh
Safety and environmental incidents0

In May, the production was mainly affected by the planned maintenance. Nevertheless, it was also compensated by a higher average wind speed.

The focus in May was to carry out the next tasks in the annual planned maintenance during the low wind day, with for example:

  • Blade repairs
  • Wind turbines inspections
  • Some statutory inspections

 

There is also the planning of the review of the civil works (roads condition) to ensure a maintenance prior next winter season.

 

In 2023, the remaining activities are:

  • Completion of blade repairs started in 2022 as well as the one scheduled and started in 2023
  • Continuing the planned annual maintenance as per the maintenance manual
  • Site inspections
  • HSE audit

 

With the dry season back, the maintenance is full speed to ensure all is completed when conditions are the most work friendly.

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In April, the production was mainly affected by the lower wind speed.

Fact sheet April 2023
Average wind speed (m/s)ca. 6.2 m/s
Production (GWh)ca. 25 GWh
Safety and environmental incidents0

In April, the production was mainly affected by the lower wind speed. It is circa 18% less than the long-term wind speed.

The focus in April was to perform the first tasks of the annual planned maintenance during the low wind speed day, with for instance:

  • Blade annual inspection
  • Wind turbines inspections
  • Some statutory inspections

There was as well some work to adjust the planning of the activities for 2023.

In 2023, there will be:

  • Completion of blade repairs started in 2022 as well as the one scheduled for 2023
  • Planned annual maintenance as per the maintenance manual
  • Site inspections
  • HSE audit

 

In addition to low wind, the winter came back, with a few days of significant snow fall.

It leads to postponing some planned activities. Extra attention to ice and/or soft grounds are important when visiting the wind farm.

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March 2023 Update

Fact sheet March 2023Fact sheet March 2022
Average wind speed (m/s)ca. 7.2 m/sca. 7.2 m/s
Production (GWh)ca. 38 GWhca. 38 GWh
Safety and environmental incidents00

 

In March, the production was mainly affected by the lower wind speed.

The focus in March was to start some maintenance during the low wind speed day. There was as well some work to finalize the planning of the activities for 2023.

 

In 2023, there will be:

  • Completion of blade repairs started in 2022 as well as the one scheduled for 2023
  • Planned annual maintenance as per the maintenance manual
  • Blades inspections
  • Site inspections
  • HSE audit

 

Although spring has started, it remains with winter conditions at night. Extra attention to ice and/or soft grounds are important when visiting the wind farm.