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Flow modelling

Flow Modelling Expertise Quiz

Test your knowledge on flow modelling with our comprehensive quiz designed for professionals and enthusiasts in the field. This quiz covers various key concepts, including turbine performance, turbulence effects, and wake dynamics.

Key Features:

11 thought-provoking questions
Multiple-choice format for easy answering
Immediate feedback on your understanding of flow modelling principles

11 Questions3 MinutesCreated by AnalyzingWind123

How can we arrive at a justifiable assumption that the turbine’s fall in a recirculation zone post CFD Lvl1?

A.CFD Warnings-excel

B.Convergence plot

C. Ti comparison plot

D. Ti-iso map

A , B and D

A, B and C

A, C and D

All of the above

Which of the above distribution could indicate higher no. Of outliers in a sample?

B curve

A curve

C curve

What do we mean by a wake decay constant?

A.Rate of expansion of the wake

B.Rate of the deficit recovery

C.Propagation time

A and C

A and B

All of the above

Which of the below factor has the highest probability in leading towards a lower WDC & thereby higher wakes

High turbulence

Low turbulence

High shear

Low shear

High wind speed

Low wind speed

High Ct

Low Ct

Ideally, When a DWM should be used?

SSDA project

Inter turbine distance less than or equal to 2D

Inter turbine distance between 2.0D-3.0D

SSDA project+ Inter turbine distance between 2.0D-3.0D

Non SSDA project+ Inter turbine distance less than or equal to 2D

DRIX is

% fraction of the terrain steeper than critical slope

Extent to which the terrain violates the requirements of the linear flow model

Difference between the % fraction of the terrain steeper than critical slope w.r.t the turbine and the mast

Self prediction error from a modelled calculation could possibly include

A.Weibull error

B.Error in prediction at the mast location

C.Error in LTC data

D.Error in measured data

E.Error in inputs

Option A+B

Option A+C

Option B+C

Option C+E

All of the above

What parameter gives an indication of the stability at a site?

High shear and Low Ti

Low shear and High Ti

Temperature

All of the above

Liquidated damages in PCVT are calculated using

A.Comparing sales PC & Measured PC

B. Comparison between Mast FD AEP & Measured AEP

C. Difference in Measured Wind Speeds at two locations

D.Comparison on AEPs estimated using measured PC & sales PC

Option A

Option B

Option C

Option D

All of the above

Nonce of the above

The ideal way to treat the forestry

A.Displacement height on the data plus the turbine/s (If necessary)

B.CFD forestry

C.Combined ORA approach (With or Without WAsP)

Option A + B

Option A+B+C

None of the above

Judicious combination of all of the above

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