Calculating Rated Power Output & Energy Capture for Marine Current Turbines

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SUMMARY

This discussion focuses on calculating the rated power output and energy capture for marine current turbines, specifically tidal turbines. The user seeks to determine the integration limits T1 and T2, with T1 calculated as 186.25 minutes based on a quarter cycle of a 12-hour and 25-minute period. The equation V = Vmax.sin(wt) is referenced for velocity calculations. A suggestion is made to build a model and test it in a water tank due to the complexity of fluid dynamics.

PREREQUISITES
  • Understanding of tidal turbine mechanics
  • Basic knowledge of fluid dynamics
  • Familiarity with mathematical integration techniques
  • Experience with modeling and simulation in fluid environments
NEXT STEPS
  • Research tidal turbine rated power output calculations
  • Explore fluid dynamics modeling software
  • Learn about energy capture efficiency in marine turbines
  • Investigate the effects of scaling in fluid flow models
USEFUL FOR

Marine engineers, renewable energy researchers, and professionals involved in the design and optimization of tidal energy systems will benefit from this discussion.

samu22
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Hi

i am trying to find rated power output for turbine for tidal, and energy capture per cycle i am putting limits to integration T1 and T2 i know i can assume period of 12 hours and 25 mints which is 745 mint for quarter cycle T1 would be 745/4 so T1 is 186.25 but i don't know how cani find T2
we also know V= Vmax.sin wt

can anyone help pls
 
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samu22 said:
Hi

i am trying to find rated power output for turbine for tidal, and energy capture per cycle i am putting limits to integration T1 and T2 i know i can assume period of 12 hours and 25 mints which is 745 mint for quarter cycle T1 would be 745/4 so T1 is 186.25 but i don't know how cani find T2
we also know V= Vmax.sin wt

can anyone help pls

The best I can think of would be to suggest that you build a model and test it in a water tank. There are so many variables. And remember that models for fluid flow don't scale up by direct proportion.
 

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