Thomas

Last seen: 3日前 | 2024 年からアクティブ

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質問

Dynamically starting model instances in Simulink
I have a top-level model which is intended to call a variable number of instances of a lower-level 6DOF block and run each insta...

4日前 | 1 件の回答 | 0

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質問

Spacecraft dynamics vs orbital propagator
I am running two different models with the same initial orbital state: one using the Spacecraft Dynamics block and one using the...

13日前 | 0 件の回答 | 0

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質問

ECEF 6DOF block - position calculation
Hi all, I am working with the ECEF 6DOF (Quaternion) block and am confused about the way in which it determines velocity/positi...

約2ヶ月前 | 1 件の回答 | 0

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質問

Algorithm used in los2 function
I am using the los2() function to evaluate line-of-sight between two points. The function indicates that line-of-sight is lost w...

約2ヶ月前 | 0 件の回答 | 0

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質問

Simulink model output heavily dependent on relative tolerance
I have a relatively large Simulink model that I am validating using a data set. This model is using the ECEF 6DOF block with onl...

2ヶ月前 | 1 件の回答 | 0

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質問

ECEF 6DOF block - integrator initial conditions
The body rate integrator in the ECEF 6DOF block appears to generate nonzero outputs at the first timestep (t = 0) with initial c...

3ヶ月前 | 1 件の回答 | 0

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質問

Simulation output differs when optional modules are enabled
I am running a closed-loop Simulink model with several modules that can be activated or deactivated for a particular run. These ...

4ヶ月前 | 1 件の回答 | 0

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質問

ECEF 6DOF block - Abb output
In the ECEF 6DOF (Quaternion) block from Aerospace Blockset, there is an output labeled as "Abb - Accelerations in body-fixed ax...

4ヶ月前 | 1 件の回答 | 1

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質問

Block output differs for different instances with same parameters
I have developed a custom library block that is being used in several subsystems within a model. However, the different instance...

4ヶ月前 | 1 件の回答 | 0

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質問

Discrepancy between flatearth2lla and ned2lla outputs
I am currently running a model that uses a flat earth coordinate system as the primary reference frame but requires information ...

6ヶ月前 | 0 件の回答 | 0

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質問

Time-varying parameters in Simulink model
I am implementing a Simulink model in which I would like to use time-varying parameters for certain blocks. I have tried using a...

9ヶ月前 | 1 件の回答 | 0

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質問

Step input to 6DOF impacts performance
I am currently using a 6DOF block with the moment input being a sum of two signals. When one of these signals is a step input (i...

10ヶ月前 | 1 件の回答 | 0

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質問

Aerodynamic forces and moments
In the "Aerodynamic Forces and Moments" block, are the x/y/z forces assumed to act at the CG (such that the resulting moment fro...

11ヶ月前 | 1 件の回答 | 0

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質問

Improving runtime of Simulink model
Hello, I am working with a Simulink model that contains several MATLAB Function blocks and a 6-DOF block. The runtime for the...

11ヶ月前 | 1 件の回答 | 0

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