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PD IEC TS 62600-100:2024 - TC Tracked Changes. Marine energy. Wave, tidal and other water current converters - Electricity producing wave energy converters. Power performance assessment, 2024
- 30506630
- A-30405960 [Go to Page]
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- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms, definitions, symbols, units, and abbreviated terms [Go to Page]
- 3.1 Terms and definitions
- 3.2 Symbols, units, and abbreviated terms
- Tables [Go to Page]
- Table 1 – Symbols, units, and abbreviated terms
- 4 Sequence of work
- 5 Test site characterisation [Go to Page]
- 5.1 General
- 5.2 Measurements [Go to Page]
- 5.2.1 General
- 5.2.2 Wave characterisation
- Figures [Go to Page]
- Figure 1 – Timeline of assessment [Go to Page]
- 5.2.3 Tidal or ocean currents
- 5.2.4 Tidal elevation
- 5.2.5 Bathymetric survey
- 5.2.6 Wind speeds
- 5.2.7 Calculation of wave spatial transfer model
- 5.2.8 Modelling of the test site
- 6 Methodology [Go to Page]
- 6.1 General
- 6.2 Sample duration
- 6.3 Simultaneity
- 6.4 Data recording [Go to Page]
- 6.4.1 Amount of data to be recorded
- Figure 2 – Data flow diagram [Go to Page]
- 6.4.2 Data format and retaining
- 7 Measurement and data collection for wave data [Go to Page]
- 7.1 General
- 7.2 WMI calibration [Go to Page]
- 7.2.1 General
- 7.2.2 General
- 7.2.3 Direct measurement
- 7.2.4 Measurements with spatial transfer model
- 7.2.5 Correction for WEC interference
- 7.3 Metocean data
- 7.4 Procedure for the calculation of derived parameters
- 8 WEC power output measurements [Go to Page]
- 8.1 WEC electrical output terminals
- 8.2 Power measurement point
- 8.3 Power measurements [Go to Page]
- 8.3.1 General
- 8.3.2 Limitations on power production
- 8.4 Instruments and calibration
- 9 Determination of capture width matrix [Go to Page]
- 9.1 General
- 9.2 Structure of the capture width matrix [Go to Page]
- 9.2.1 Core structure
- 9.2.2 Sub-division of the normalized capture width matrix
- 9.2.3 Calculation of the capture width
- 9.2.4 Representation of the capture width per bin
- 10 Reporting format [Go to Page]
- 10.1 General
- 10.2 WEC description report
- 10.3 WEC test site report
- 10.4 Electrical grid and load report
- 10.5 Test equipment report
- 10.6 Measurement procedure report
- 10.7 Presentation of measured data
- 10.8 Deviations from the procedure
- Annexes [Go to Page]
- Annex A (informative) Example production of a normalized capture width matrix [Go to Page]
- A.1 General
- A.2 Sample data
- Table A.1 – Sample data
- Figure A.1 – Power scatter
- Table A.2 – Average capture width
- Table A.3 – Standard deviation of capture width
- Table A.4 – Maximum capture width
- Table A.5 – Minimum capture width
- Table A.6 – Number of data samples
- Annex B (normative) Method for power loss compensation where the measurement point is located on shore [Go to Page]
- B.1 Single-line diagram
- Figure B.1 – Location options for metering equipment [Go to Page]
- B.2 Cable loss compensation
- Figure B.2 – Positive sequence cable model
- Annex C (normative) Evaluation of uncertainty [Go to Page]
- C.1 General
- C.2 Uncertainty analysis
- Table C.1 – List of uncertainty components
- Annex D (normative) Error analysis of the wave spatial transfer model [Go to Page]
- D.1 General
- D.2 Overview [Go to Page]
- D.2.1 Validation procedure
- D.2.2 Validation technique
- Annex E (normative) Wave energy converter power performance assessment at a second location using measured assessment data [Go to Page]
- E.1 General
- E.2 Sequence of work
- E.3 Limitations of this annex
- E.4 Description of wave energy conversion (WEC) technology
- E.5 Assess and characterize wave resource related to Location 1 and Location 2 [Go to Page]
- E.5.1 General
- E.5.2 Ambient condition
- E.5.3 Wave resource at Location 1 and Location 2
- E.6 WEC power capture data at Location 1
- E.7 WEC model validation [Go to Page]
- E.7.1 General
- E.7.2 Bin selection
- E.7.3 Error per bin
- E.7.4 Accounting for PTO losses
- E.8 Modifications to the WEC
- E.9 Calculate capture width matrix for use at Location 2 [Go to Page]
- E.9.1 Evaluate appropriate dimensionality of the capture width matrix at Location 2
- E.9.2 Calculate information for each bin of the capture width matrix
- E.10 Quality assurance for cells based on measurements at Location 1
- E.11 Complement capture width matrix to cover range of conditions at Location 2 [Go to Page]
- E.11.1 Capture width matrix complementation requirement
- E.11.2 Interpolation or extrapolation of the capture width matrix
- E.11.3 Numerical model
- E.11.4 Use of physical model
- E.12 Calculate AEP at Location 2 using complemented capture width matrix and Location 2 resource data
- E.13 Assessment of confidence
- Annex F (informative) Example analysis [Go to Page]
- F.1 General
- F.2 Description of the WEC technology
- Figure F.1 – The Wavestar prototype (diameter of each float is 5 m) [Go to Page]
- F.3 Assess and characterize wave resource related to Location 1 and Location 2
- Figure F.2 – Map showing Location 1 Hanstholm and Location 2 Fjatring
- Table F.1 – Locations 1 and 2, basic information [Go to Page]
- F.4 Assess and characterize wave resource at Location 1
- F.5 Assess and characterize wave resource at Location 2
- Figure F.3 – Location 1 wave energy flux matrix, Hantsholm, Denmark (based on measured data from Wavestar prototype Feb 2012 – Jan 2013) [Go to Page]
- F.6 WEC power capture data at Location 1
- Figure F.4 – Location 2 Wave Energy Flux Matrix, Buoy 2031 (Fjaltring, Denmark) [Go to Page]
- F.7 WEC model validation
- Figure F.5 – Wavestar prototype capture width matrix Location 1
- Figure F.6 – Numerically modelled electrical power matrix, adapted from [3] [Go to Page]
- F.8 Calculate capture width matrix for use at Location 2 [Go to Page]
- F.8.1 Assess the appropriate dimensionality of the capture width matrix at Location 2
- F.8.2 Calculate information for each bin of the capture width matrix
- Figure F.7 – Model validation indicating percent difference in capture width between observations and model (model-observations) [Go to Page]
- F.9 Perform quality assurance on capture width matrix for application at Location 2
- F.10 Complement capture width matrix to cover range of conditions at Location 2
- F.11 Calculate AEP at Location 2 using complemented capture width matrix and Location 2 resource data
- F.12 Assessment of confidence
- Figure F.8 – Wavestar prototype capture width matrix for Location 2. Fjaltring, Denmark
- Annex G (informative) Power take off efficiency [Go to Page]
- G.1 General
- G.2 Absorbed power
- Figure G.1 – Overview of Power Take Off System [Go to Page]
- G.3 WEC Power take off efficiency – location 1
- G.4 Example calculation of PTO efficiency
- Table G.1 – Absorbed capture width
- Table G.2 – PTO efficiency [Go to Page]
- G.5 Power take off efficiency – location 2
- Bibliography [Go to Page]