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ISO 16079-2:2020 Condition monitoring and diagnostics of wind turbines - Part 2: Monitoring the drivetrain >
ISO 16079-2:2020 Condition monitoring and diagnostics of wind turbines - Part 2: Monitoring the drivetrain, 2020
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Abbreviated terms
- 5 Failure mode and symptoms analysis (FMSA)
- 5.1 General
- 5.2 The process of the FMSA analysis
- 6 Descriptors for fault detection
- 6.1 General
- 6.2 Descriptor types
- 6.3 Descriptors based on process parameters — Operational values
- 6.3.1 General
- 6.3.2 Measurement of process parameter descriptors
- 6.4 Measurement of rotational speed and descriptors based on rotational speed
- 6.4.1 General
- 6.4.2 Measurement of rotational speed
- 6.5 Descriptors based on vibration
- 6.5.1 References to other standards
- 6.5.2 General
- 6.5.3 Measurement of vibration
- 6.5.4 Transducers for vibration measurements
- 6.5.5 Vibration transducer mounting
- 6.6 Descriptors based on stress wave measurements
- 6.6.1 General
- 6.6.2 Measurement of stress waves
- 6.6.3 Transducers for stress wave measurement
- 6.6.4 Mounting of stress wave sensors
- 6.7 Descriptors based on oil debris in lubricant oil
- 6.7.1 General
- 6.7.2 Oil debris descriptors
- 6.7.3 Oil debris sensors
- 7 Descriptor monitoring interval
- 7.1 Reference to other standards
- 7.2 Factors influencing the monitoring interval
- 8 Descriptor notification criteria
- 8.1 Reference to other standards
- 8.2 General
- 8.3 Establishing descriptor alarm and alert limits for a new turbine
- 8.4 Establishing alarm and alert limits for a turbine in normal operating condition
- 8.5 Establishing alert limits upon component change
- 9 Handling changes in operating conditions — The operational state bin concept
- 9.1 General
- 9.2 Example of how to use active power as an operational state
- 10 Transducer locations
- 10.1 Reference to other standards and guidelines
- 10.2 Location of vibration transducers
- 10.3 Location of stress wave transducers
- 10.4 Location of oil debris sensors
- 10.5 Example of naming conventions and transducer locations
- 11 Baseline — Initial recording of data for diagnosis at commissioning time
- 11.1 General
- 11.2 Duration of time waveforms for baseline recording
- 11.3 Repeatability and stability of time waveform recordings
- 11.4 Sampling rate of time waveform for baseline recording
- 11.5 Initial check of the baseline data — Recommendations
- 12 Diagnosis of faults and their causes
- 12.1 Reference to other standards
- 12.2 General
- 12.3 Component data
- 12.4 Raw-data time waveforms for detailed diagnosis
- 12.5 Regular recording
- 12.6 Recording on request
- 13 Prognosis
- 13.1 Reference to other standards
- 13.2 General
- 13.3 Type I — Failure data-based prognostics — Statistically based
- 13.4 Type II — Stress based prognostics — Model based
- 13.5 Type III — Data-driven method — Condition based
- 14 Review of the condition monitoring and diagnosis system design
- 14.1 Reference to other standards
- 14.2 General
- 14.3 Assessment of effectiveness of the condition monitoring system
- 14.4 Cost benefit analysis
- 14.4.1 General
- 14.4.2 Simple model
- 14.4.3 Advanced model
- Annex A (informative) Details on vibration-based descriptor types
- Annex B (informative) FMSA analysis of the drivetrain
- Bibliography [Go to Page]