Recent content by jonagad
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Undergrad Error in Euler angles and quaternions
Hi, I got a set of Euler angles and a set of quaternions, and I wanted to compare each set against its corresponding set obtained from STK, and I was wondering what would be a good indicator to measure the error between the Euler angles I got and those from stk , and the same for quaternions...- jonagad
- Thread
- Angles Euler Quaternions
- Replies: 1
- Forum: Astronomy and Astrophysics
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Engineering Trying to design Wind Turbine Blades
Of course, thank you- jonagad
- Post #5
- Forum: Engineering and Comp Sci Homework Help
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Engineering Trying to design Wind Turbine Blades
Ohh, I see, that´s exactly what I was doubting, thank you for responding, i will do that. This is what I have, if you want to check it out: Data: a: Axial Induction factor a´: Angular induction factor Both a and a´ usually are =0 initially. Then it´s an iterative process U_1= 5.17 m/s Ω=...- jonagad
- Post #4
- Forum: Engineering and Comp Sci Homework Help
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Engineering Trying to design Wind Turbine Blades
Hello, I'm trying to follow the instructions from the book "Aerodynamics of Wind Turbines"-Martin O.L. Hansen, to design a blade, the method it's the BEM accounting for the tip loss (Prandtl) and Glauert corrections, but I can't get it right, for the Cl (lift coefficient) and Cd (drag...- jonagad
- Thread
- Design Turbine Wind Wind turbine
- Replies: 4
- Forum: Engineering and Comp Sci Homework Help
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Troubleshooting Interplanetary Cruise Calculations
I understand that the moment of inertia is I=1/6 ma2 = ma2/6, where m= 3000kg, and a=2m, that gives a value of 2000m² for the moment of inertia, the, when applying the formula for t=sqrt(2*θ*Iz/n*F*L), where θ=180 degrees=pi, Iz=2000 m², n=4 (because you will use four attitude thrusters per...- jonagad
- Post #42
- Forum: Introductory Physics Homework Help
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Troubleshooting Interplanetary Cruise Calculations
Hello, yes, it's the same problem, but my answers are different from the ones that viii obtained, so I would like to know which ones are the right ones- jonagad
- Post #41
- Forum: Introductory Physics Homework Help
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Troubleshooting Interplanetary Cruise Calculations
Hello Viii, I would like to know what are your correct answers for this problem- jonagad
- Post #39
- Forum: Introductory Physics Homework Help