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Onshore Wind · O&M

Onshore WindAvailabilityon the Record

The fleet is turning. Now every turbine on fault is revenue standing still, and the expensive failures — gearbox, generator, converter — rarely come alone. POD puts the operating day on the record, spoken from the pad.

Availability
the revenue number
Drivetrain
where faults cluster
Voice → report
from the pad, offline

Availability is the revenue. The drivetrain is the risk.

A wind fleet lives on availability — turbines turning when the wind blows. What takes them down is rarely random. A converter fault stresses the generator; a generator bearing runs the gearbox hot; the oil analysis flagged it three weeks ago. The expensive failures are correlated, and they announce themselves if the report is reading the signals. The O&M report is the record of what was down, what tends to fail together, and whether the fixes are holding.

What an O&M report captures

A generic maintenance log holds none of these. A wind O&M report has to.

Availability & capacity factor

Which turbines produced, which were down, and the fleet numbers that roll up — the revenue and the health in two figures.

Drivetrain faults

Gearbox, generator, and converter — the expensive, correlated failures. When one goes, the report shows what tends to follow.

Blade inspections & oil analysis

Leading-edge erosion, blade findings, and the oil-analysis flags that precede a gearbox event by weeks if you log them.

Work-order backlog

Orders opened, closed, and carried — the backlog that quietly grows into next quarter’s availability problem.

Lost production

Megawatt-hours a fault, a curtailment, or a weather hold cost — the number that turns downtime into dollars.

Safety & working-at-height

Tower climbs, rescue readiness, LOTO, and permit-to-work — logged against the turbine and the crew that went up.

The fleet turns. Two are down. The backlog grows.

Most turbines on the ridge are healthy and turning, two are flagged on a drivetrain fault, the work-order backlog fills below, and the availability and capacity-factor meter reads the live fleet number — the operating day of a wind farm.

WTG-14WTG-31WORK-ORDER BACKLOG62 closed17 openAVAILABILITY96.4%CAP. FACTOR41%Fleet availability 96.4% · capacity factor 41% · WTG-14 gearbox, WTG-31 converter on fault · 17 work orders open

What the day becomes on the dashboard

Two questions a reliability engineer asks first: what fails together, and are the corrective actions working.

The faults — what fails together?

Risk Correlation Matrix

POD
0 High
GearboxGeneratorConverterBladeYawGearboxGeneratorConverterBladeYaw
0
High Corr
2
Clusters
5
Risks
0.00
Avg Strength
Low
High
Strongest Correlations
GearboxGenerator0.00
GearboxConverter0.00
BladeYaw0.00
5 risks analyzed — 2 clusters identified with low inter-dependency.
The fixes — are they holding?

Mitigation Effectiveness

POD
0255075100Gearbox oilConverter FWBlade repairYaw calibratio..
Before
After
Avg Reduction0%
Mitigations4
Total Cost$81K
Converter FW is most effective — Average 39% risk reduction across 4 mitigations ($81K invested)

Illustrative operating data. POD builds these from the O&M report you file — the metrics your fleet actually captures.

The systems POD tracks across the turbine

Every subsystem that decides whether a turbine turns today and how long it lasts.

Drivetrain

Gearbox, generator, converter — where the correlated, expensive failures live and the oil analysis matters.

Rotor & blades

Blade condition, leading-edge erosion, and pitch — the aero side of availability.

Yaw & control

Yaw alignment and the controller — the small faults that shave capacity factor without stopping the turbine.

Balance of plant

Pad transformers and the collection system — the shared kit that can take a whole string offline.

What a generic maintenance log silently drops

A generic CMMS captures the work order. Wind O&M needs the reliability around it.

What the day produced
Generic log
What wind O&M needs
A gearbox fault at 02:40
work order only
Turbine, MWh lost while down, and the oil-analysis flag that preceded it
Capacity factor
Fleet capacity factor and availability, split by cause of loss
What fails together
Drivetrain fault correlation — gearbox, generator, and converter
Who climbed
work order only
Crew, wrench-time, working-at-height, and the turbine it was logged against
Are the fixes holding
Corrective-action effectiveness and recurrence per drivetrain component
Working-at-height safety
work order only
Climb log, rescue readiness, LOTO, and permit-to-work per turbine

Onshore wind O&M reporting questions

An onshore wind O&M report is the daily operating record of a running wind farm: fleet availability, capacity factor, drivetrain and converter faults, blade inspections and oil analysis, work-order backlog, and lost production. It is the record an asset manager, a lender, and the OEM warranty team all read.

Last updated: July 2026