CEI 61400 22 Wind turbine generator systems - Required Design Documentation.pdf
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Information
IEC 61400-22 Required
Design Documentation
Type of Documentation
Guidelines &
SI Available
The numbered elements represent required
documentation. The unnumbered elements
represent suggested information to be included in
the required documentation.
Drawings Analysis Specs
1.0 General Turbine Description Document
This document should include the
following information if applicable:
1.1 General Turbine Characteristics
and Configuration Description
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Turbine description and general
specifications
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Major component weights
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Safety systems
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Electrical power system
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Electrical control system
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Hydraulics and pneumatics
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1.2 Summary Control Philosophy
General control philosophy
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Protection system
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2.0 Design Control Quality System Document
ISO 9001
Section 4.4 &
4.5
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3.0 Control and Protection System Document
Description and component
specifications including transducers
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Control system software
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Detailed logic flow chart
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Safety system fault logic description
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Emergency shutdown
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Logic testing documentation
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Software release and version control
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Overspeed sensing
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Vibration sensing
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Monitoring system
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4.0 Loads and Load cases Document
IEC 61400-1
Edition 2
(Section 3 & 4)
NREL
Significant
Interpretations
4.1
Gen. analysis approach and system
model description.
NREL Loads
Guide
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4.2
Document description and organization
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4.3
System dynamics model description
Degrees of Freedom
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Mass and Stiffness distributions
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Aerodynamic inputs
(airfoil tables, blade geometry, etc.)
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4.4
Coordinate systems
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4.5
Partial safety factors
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4.6
Material properties
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4.7
Model Validation
Analytical tests
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Comparisons w/ test data
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4.8
Dynamic behavior of all major
components and coupling of the system.
Campbell diagrams,
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Spectral plots
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Mode shapes & frequencies
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Comparisons between predictions
and measurements
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4.9
Failure analysis (e.g. fault tree)
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4.10
Load cases
(from IEC 61400-1 plus any abnormal
cases)
Extreme loads
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Fatigue load cases
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Fault loads
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4.11
Loads should be detailed for the
following critical components:
Blade
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Hub
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Low speed shaft and bearings
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Mainframe and gearbox structure
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Gearing and drive train
(including gen., brake & couplings)
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Tower top/yaw bearing
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Tower
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Tower base connection to foundation
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5.0 Structural Component Specification,
Drawings and Strengths Calculations
5.1
System Level Descriptions
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General Description
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List of drawings and drawing system
description.
(e.g. drawing tree)
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Assembly drawings
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5.2
Blade structure:
NREL Stress
Guide /
Material Guide
Blade root
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Blade buckling
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Blade/hub joint
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Blade Pitch Bearing
NREL Bearing
Guide
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Tip deflection analysis
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Aerodynamic brake mechanism
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5.3
Hub structure:
NREL Stress
Guide /
Material Guide
Hub
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Teeter Pin
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Teeter Housing
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Hub/low speed shaft joint
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5.4
Low speed shaft structure:
NREL Stress
Guide /
Material Guide
Low speed shaft bearings
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5.5
Main frame structure:
NREL Stress
Guide /
Material Guide
Nacelle cover
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Mainframe
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Mechanical brake
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Gearbox
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Gearbox/mainframe connection
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Gearbox/generator coupling
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Brake (peak torque rating plus energy
capacity)
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5.6
Generator:
Generator/nacelle connection
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5.7
Yaw mechanism:
Yaw bearing
NREL Bearing
Guide
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Tower top structure
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Mainframe/yaw bearing connection
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Yaw bearing/tower top connection
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NWTC: Working With Industry: Certification: Documentation Required
5.8
Tower structure:
NREL Stress
Guide /
Material Guide
Tower
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Tower/foundation connection
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6.0 Mechanical and Electrical Component
Specification and Performance Analysis
Documents
6.1 Mechanical Components
Transmission Gears, Bearings, Cooling,
Filtering and Seals
NREL Gearbox
Guide
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Brakes (including power supply
requirements)
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Aerodynamic Braking Devices (including
power supply requirements)
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Yaw Drive (including power supply
requirements)
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Pitch system (including power supply)
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Locking Devices (including power supply
requirements)
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Auxiliary systems power supply
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6.2 Electrical Component drawings and
technical specifications
UL Electrical
Guide
One line diagram (basic power circuit
with safety devices)
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Full power circuit schematic
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Electrical systems schematics
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Turbine power schematic
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Power Converter
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Cable suspension
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Cable twist
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Grid connection
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Generator system
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Contactors
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Grounding
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Lightning Protection
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7.0 Component Test Reports
7.1
Blade Structural Tests U
IEC 61400-23
8.0 Plans / Manuals
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NWTC: Working With Industry: Certification: Documentation Required
Specifications for how the turbine must
be installed, operated and maintained
are based on design on detailed
engineering
plans. These plans provide the rational
for the various operations are
considered separate and different
documents than basic instruction
manuals. These documents should
contain both the plans and the resulting
manuals.
8.1
Operating Plan & Manual
NREL
Commissioning
Guide
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8.2
Maintenance Plan & Manual
NREL
Commissioning
Guide
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8.3
Safety Plan & Manual
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Fire protection
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Protection from falling objects
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Climbing provisions
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Warning signs
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Escape routs
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Guarding
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Securing points
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Emergency lighting
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High voltage equipment
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8.4
Installation Plan & Manual
NREL Commis-
sioning Guide
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9.0 Type Testing
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9.1
Safety Test and Dynamic Behavior Test
Report
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IEC 61400-22
9.2
Structural Load Test Report
NREL Loads
Test Procedure
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10.0 Turbine Characteristics Testing
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10.1
Power Performance Test Report
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IEC 61400-12
10.2
Acoustic Emissions Report
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IEC 61400-11
10.3
Power Quality Test Report
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IEC 61400-21
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