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Remove small variations in above rated power #784

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merged 4 commits into from
Jan 29, 2024

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paulf81
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@paulf81 paulf81 commented Jan 25, 2024

Remove small variations in above rated power

Small variations in power (say 0.01 kW with power at 5000 kW) have very small impact on power and are probably simply coming from minor numerical variations in the code used to derive them. However, they can create useless (and possibly significant) gradients for different optimization strategies. With the new power-based input yaml implemented in #765 it's easy to ensure region 3 power is perfectly flat. This pull request adjusts the 3 turbine yaml files included to have flat power above region 3.

Related Issues

This should firmly address Issue #554 as well as #583

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Change is quite small and didn't require updating any unit or regression tests

@paulf81 paulf81 added the v4 Focus of FLORIS v4 label Jan 25, 2024
@paulf81 paulf81 added this to the v4.0 milestone Jan 25, 2024
@paulf81 paulf81 self-assigned this Jan 25, 2024
@rafmudaf
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@paulf81 The changes here wouldn't be used in the regression tests since they aren't defined in the conftest file. For consistency, we should maintain the same NREL 5MW definition in conftest.py.

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paulf81 commented Jan 29, 2024

@paulf81 The changes here wouldn't be used in the regression tests since they aren't defined in the conftest file. For consistency, we should maintain the same NREL 5MW definition in conftest.py.

Done!

@misi9170
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@paulf81 The changes here wouldn't be used in the regression tests since they aren't defined in the conftest file. For consistency, we should maintain the same NREL 5MW definition in conftest.py.

Done!

Nice to see no change to reg test results, although I guess those mostly (possibly all) use below-rated wind speeds. Anyway, no issue there.

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Looks good to me.

@rafmudaf rafmudaf merged commit 1eb76b1 into NREL:v4 Jan 29, 2024
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@paulf81 paulf81 deleted the feature/flatten_v3 branch January 29, 2024 21:13
@misi9170 misi9170 mentioned this pull request Apr 8, 2024
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3 participants