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Mar 29, 2023

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Tutorial #2 - The O2O WIND Story & Overview of Activities

Telling the O2O WIND story and giving an overview of ongoing discussions at O2O WIND

Just click any headline and you will directly arrive at this thread on our app. Please note that all the headline found below are written by wind asset owner's employees. Over the years, we have hardly lost any members. If you are reading topic within which you have unsolved challenges or interesting experiences to share - jump straight in and the others will be alerted.

Alarms

PT100 Sensor Issues
Vestas V112 Line Side Breaker Fault
Hydraulic Failures
V47 Alarm 80 - Low Gear Oil Pressure

Bearings

Main bearing and gearbox issue on Senvion/Repower 5MW turbines
Main shafts with double bearings and failure prediction
V90-2MW Bearing failure
Prediction of Main bearing lifetime
Vestas V52 - Metso /Moventas PLH 400 Planet Carrier Bearing failure
Erosion and Main Bearing problems with SWT-3.0 101
Nordex N100 Main Bearing failures

Blade Bearings

Grease for blade bearings, change to new types?
Blade Bearing Deflection Tests
Problems with blade bearings

Blades

Vestas V112 Blade Load Sensor Errors causing the WTGs to derate
Rotor blades GE 46
60m+ blade onshore wind turbines
G52 versus V52 Blades
Breaking blade bolts
Soiling of blades
Blade repair
TPI Blades
SWT3.0-101 Blades - Leading Edge Erosion Issues
Wind turbine rotor care
Acoustic monitoring of blades
Lighting issues on blades
Help with blade exchange
Erosion on blades Enercon E82 for example
Blades degradation
Blade inspections/blade repair
Spare blades SWT2.3-93 B45 blade
Blade repair
Wind turbine rotor imbalance detection
Blade killers, wrinkles
Erosion resistance of leading edges,- some experiences, thougths and questions
2.X Blade Bond Line Cracks & Other Blade Issues?
Serious problems with the blades
A company for blade inspections in the northern Germany in Corona times
Severe blade damages Nordex NXX
Nordex Blade Bolts
Blades web cracks at Siemens SWT101 2.3 turbines

Catastrophic Failures

Blades, hub and nacelle detaching from the tower and falling to the ground
Nordex N80 Turbine Collapse
Lift Accident in Germany

Certifications

Different ways of wind turbines certifications
Life Extension "practical part" assessment
LTE lifetime extension for wind assets

Condition Monitoring Systems

Condition monitoring of generators
Key Performance Indicators for Condition Monitoring Systems in Wind Turbines
O2O WIND Webinar - Wind turbine owners experiences from applying CMS
Testing different CMS platforms for WTG
CMS-system to optimize lifetime of gearboxes
Owner's view on how to apply CMS in wind farm operations

Controller

Bonus 1300 Pitch Tracking Faults
Controller Access VPM6000
Senvion Insolvency Proceedings

Converter

Vestas V112 Line Side Breaker Fault
Where can I find GE ProWind IV converter components?
Main converter faults that are causing the turbines to curtail themselves

Corrosion

Siemens 2.3 corrosion in the canopies
Long term storage of gearboxes
Rotor Locking Pins - Vestas V112

Data Access

Senvion Insolvency Proceedings
Connecting old DOS based turbines to 3G connection
OPC for WTG data access

Data analytics

Data samples to improve algorithms in day-ahead prediction of wind generation
Online real-time data & KPIs
BIG Data analysis of wind turbine data - NEM solutions
O2O WIND Webinar - Big Data & Predictive Analysis
SCADA based CM using Normal Behavior Models
O2O WIND's Webinar - Digitalization of O&M workflows

Energy Yield

O2O WIND Webinar - Increase Power Output
V90 2MW Power Control
Under performance detection from SCADA data
Do OEMs already incorporate RCM into Time Based Maintenance Strategies?
Uprating of the single power unit

Foundations

Rock Anchor Foundation Stability
Cracks Monitoring on “insert Ring” Onshore Foundations
Offshore wind turbine foundation biofouling
Redesign of Cathodic Protection system for offshore wind turbines

Gearbox

Endoscope´s procedure
Long term storage of gearboxes
NGC (Nanjing) Gearboxes Experiences
O2O WIND Webinar - Gearbox & Drivetrain
Rewitec Dura Gear W100 treatment for gearboxes
Eickhoff Gearbox Schematic
Ashless gearbox oils versus more additivated?
Particle Counter Increase and Vibration Levels due to Misaligned Gearbox - Main Shaft
Eickhoff Gearboxes
CMS-system to optimize lifetime of gearboxes
Sealing-ring issues on Eickhoff-gearbox on 3.XM-Senvion turbines

Generators

Condition monitoring of generators
Siemens 2.3MW ABB generator issues
Generator short circuit on Enercon E70 E4

Hydraulics

Hydraulic pump V90 3 MW
Hydraulic Failures
Adding instrumentation on operating turbines to have better data and improved predictive maintenance

Ice

About ice on wind turbine blades
Nordex N100 2.5MW Icing Downtime
Enercon E70 Ice Detection: Rotor (power measurement)
Monthly O2O WIND Webinar - ICE
Ice on blades: how to manage the issue?
Anti-icing coatings for already installed blades
ICING PROBLEM OF WIND TURBINES
Problem with the de-icing system of the Senvion Wind Turbine MM platform

Inhouse O&M

Self Service Enercon
Self service / service with ISP relation to SCADA access and maintenance
WTG Service Models/Strategies
IN-HOUSE WIND MAINTENANCE
LEAN principles in operation?

Inverters

Enercon E66 600 KW (2x300kW) power inverters
Root cause analysis of cooling systems for the main inverter - Has Nordex made the best choice of components?
SCADA based CM using Normal Behavior Models

LIDAR

O2O WIND Webinar Lidar Measurement Campaigns
Nacelle LiDAR campaigns success stories
Lidar and how to deal with the yaw misalignment results?

Lifetime Extension

Life Extension "practical part" assessment
O2O WIND Webinar - How to operate Older Wind Farms
O2O WIND Webinar - Lifetime Extension
LTE lifetime extension for wind assets
Reliable RUL estimations

Lifting

Companies that can perform maintenance on service lifts with components from Duallift
UK Lifting Operations and Statutory Inspections
Lift inspections
Skyman Lifts

Lightning

N90 Lightning Rods
O2O Wind Webinars: Lightning - Protection, Repair & Claims
Lighting issues
Lightning Protection IEC 61400-24 LPS in WTG Blades
Thunderstorms and turbines running or stopped?

Monitor OEMs

Spin-off from O2O WIND Webinar: How to monitor and follow up OEM's... - practical guide to build an balance scorecard to monitor
O2O WIND Webinar - How to Monitor and Follow up OEM’s on Service Production & Availability

Monitoring Assets

Leading KPi's and statistics
Vestas V126 3,45MW main component failures
Temperature Analysis
Structural Health Monitoring
How to Connect the dots - What is real operational understanding?
The industry is totally missing monitoring on low-speed components lubricated with grease
O2O WIND Webinar: How to monitor your turbines

O&M software

Open Source Asset Management / CMMS platforms
Follow up Shadow management system
Wind Farm Management Software
Mobile device for O&M works accessing documentation and doing back reporting
Vestas Toolkit software not available from OEM
Software jointly developed with OEM not available nor possible to buy for owners
Self service / service with ISP relation to SCADA access and maintenance

Oil

V47 Alarm 80 - Low Gear Oil Pressure
Castrol Oil needs offline filtration
Rewitec Dura Gear W100 treatment for gearboxes
Ashless gearbox oils versus more additivated?
Gearbox Oils - Is there a best Synthetic??
Swarf in oil after alignment

Oil...continued

Experience with Rewitec lubrication additive for main bearings and gearboxes
10 times better filtration available in US
When to exchange oil and hydraulic hoses?
Water content in gearbox oil
O2O WIND Webinar Gearbox Oil
When do I need to change the gearbox oil?
Experience with Castrol Optigear Synthetic CT320
Regular gearbox oil changes
Gear oil exchange on the V90 offshore

Oil Filters

Castrol Oil needs offline filtration
Offline oil Filtering for Wind Turbine Gearbox
Black oxidation on the offline filter elements
Stalin Möller Filter Patch Test

Pitch

Bonus 1300 Pitch Tracking Faults
Pitch bearing replacement
O2O WIND Webinar - How good is your pitch?
How good is your pitch?

Power Curves

GE 2.85 Power Curve Underperformance
Power Curve deviation on Siemens Gamesa SWT3.0DD 113 turbines
SWT-3.2-108 Power Curve Options
Power Curve Shape Deviation Library of Likely Causes
PowerCurve deviation
Decreasing of production with no visible reasons

Procurement

Experience with Siemens direct drive?
G52 versus V52 Blades

SCADA

Under performance detection from SCADA data
Underperformance analysis processes
OPC for WTG data access
SCADA based CM using Normal Behavior Models
SCADA Disaster Recovery

Standards

Elevators, interlocked guards and Machine Directive
Position Paper on improving the relationship between owners and OEMs
European Standard EN 353-1:2014 Personal fall protection equipment
WTG hoist inspections

Subsea Cables

Emergency Repair planning for Subsea Cables
Failure statistics and experience of seacables and large offshore transformers

Substations

UPS battery capacity on offshore substations
Power Lines and Substations improvements
Power transformer bushing failures

Supplier inquiry

Replacement ABB Breaker?
Noise Cancelling Materials
Bat & bird monitoring systems
Independent Service Provider for GE turbine in Northern Europe/Scandinavia
Transformer Availability
Tamini Transformers
Eltas Transformer
Siemens 2.3 101 hub lifting bracket
Blade repair
Companies that can perform maintenance on service lifts with components from Duallift
NGC (Nanjing) Gearboxes Experiences
TPI Blades
Help with blade exchange
O&M and Site/Asset Management Service Provision
Deutsche Windtechnik AB - Has anybody purchased services from this company?
Yaw brake system end of warranty inspections
Hydran - remote monitoring of transformers
Mobile device for O&M works accessing documentation and doing back reporting
A company for blade inspections in the northern Germany in Corona times
Where can I find GE ProWind IV converter components?
Fuhrlander F2500 supply chain

Tower

Blades, hub and nacelle detaching from the tower and falling to the ground
Correct torque for the bolts between the tower sections on the E70 - E4 ?
Life Extension "practical part" assessment
Cracks Monitoring on “insert Ring” Onshore Foundations

Transformers

Transformer Availability
Tamini Transformers
Eltas Transformer
Renovation of transformers MW class
Calisto 2 Transformer Online Condition Monitoring
Power transformer bushing failures
Hydran - remote monitoring of transformers
Transformer Online Condition Monitoring

Upgrades

Siemens High Wind Ride Through
Anyone else who have experienced that PPO is affecting the sound power level?
Vestas V90 power performance upgrades
Vortex generators
Gamesa AT-DAS / Energy Thrust Upgrades
Experience with Vestas ECO Upgrade
D-string and D-stiffner
Vortex Generators, Trailing Edge Chord Extensions
Upgrades

Vessels

CTV metrics, how to you make it more efficient?
Doing gear oil exchange offshore
Emergency Repair planning for Subsea Cables

Turbine-specific discussions

Bonus

Bonus 1300 Pitch Tracking Faults
Whistling sounds from the rotor blades on AN Bonus 2.3 MW

Enercon E66-E92

Self Service Enercon
Enercon E66 600 KW (2x300kW) power inverters
Enercon E70 Ice Detection: Rotor (power measurement)
Pitch bearing replacement
Generator short circuit on Enercon E70 E4
Connecting old DOS based turbines to 3G connection
Erosion on blades Enercon E82 for example
Correct torque for the bolts between the tower sections on the E70 - E4?

Fuhrländer

Fuhrlander F2500 supply chain
Experience with Rewitec lubrication additive for main bearings and gearboxes

Gamesa 2MW

Gamesa AT-DAS / Energy Thrust Upgrades
Gamesa G80 (2MW) Clicking Noise

GE 2.X

Independent Service Provider for GE turbine in Northern Europe/Scandinavia
GE 2.85 Power Curve Underperformance
Yaw brake system end of warranty inspections
2.X Blade Bond Line Cracks & Other Blade Issues?
Prediction of Main bearing lifetime

NEG Micon

NM52 Yaw System

Nordex 2.3-2.5

N90 Lightning Rods
Nordex N100 2.5MW Icing Downtime
Nordex N100 Main Bearing failures
Ice on blades: how to manage the issue?

Nordex ... continued

Nordex N80 Turbine Collapse
Blade repair
Broken pitch battery boxes Nordex N100 gamma
Severe blade damages Nordex NXX
N90 Lightning Rods
Nordex Blade Bolts
Main converter faults that are causing the turbines to curtail themselves
Root cause analysis of cooling systems for the main inverter - Has Nordex made the best choice of components?

Senvion MM

Sealing-ring issues on Eickhoff-gearbox on 3.XM-Senvion turbines
Senvion Insolvency Proceedings
Senvion insurance issues
Problem with the de-icing system of the Senvion Wind Turbine MM platform

Siemens 2.3

Siemens 2.3MW ABB generator issues
Siemens 2.3 101 hub lifting bracket
Siemens 2.3 corrosion in the canopies
SWT-3.2-108 Power Curve Options
Spare blades SWT2.3-93 B45 blade
Skyman Lifts
Blades' web cracks at Siemens SWT101 2.3 turbines

Siemens DD

Breaking blade bolts
Erosion and Main Bearing problems with SWT-3.0 101
Power Curve deviation on Siemens Gamesa SWT3.0DD 113 turbines
SWT3.0-101 Blades - Leading Edge Erosion Issues
Experience with Siemens direct drive?

Smaller Gamesa turbines

G52 versus V52 Blades
Gearbox Oils - Is there a best Synthetic??

Smaller GE turbines

Rotor blades GE 46
Serious problems with the blades

Smaller Vestas turbines

V47 Alarm 80 - Low Gear Oil Pressure
Vibration on Vestas NM82

Vestas 1.8-2.0

Anyone else who have experienced that PPO is affecting the sound power level?
Vestas V90 power performance upgrades
V90 2MW Power Control
PowerCurve deviation
V90-2MW Bearing faliure
Yaw rings on V80s - deformation on the top edge of the gear teeth limited to a fairly small section

Vestas 3MW MK2

Hydraulic Failures
About ice on wind turbine blades
Vestas V112 Blade Load Sensor Errors causing the WTGs to derate
Vestas V112 Line Side Breaker Fault
PT100 Sensor Issues
Vestas V126 3,45MW main component failures
Rotor Locking Pins - Vestas V112
Uprating of the single power unit
Decreasing of production with no visible reasons
ICING PROBLEM OF WIND TURBINES

Vestas V90 3MW

Hydraulic pump V90 3 MW
Vestas V90 3MW Self Servicing Companies
Renovation on Q8 Breakers on Vestas V90 3 MW
Gear oil exchange on the V90 offshore

Webinars

How to operate Older Wind Farms
Gearbox & Drivetrain
Lightning - Protection, Repair & Claims
Increase Power Output
Digitalization of O&M workflows

Lifetime Extension
LIDAR measurement campaigns
Ice & wind farm operations
How to Monitor and Follow up OEM’s on Service Production & Availability
Wind turbine owners experiences from applying CMS

Balance scorecard to monitor OEMs
How good is your pitch?
Gearbox Oil
Owner's view on how to apply CMS in wind farm operations
How to monitor your turbines

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