Computer simulation of seismic waves

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Discussion Overview

The discussion revolves around the simulation of seismic waves, specifically focusing on the use of MS Excel for modeling simple harmonic motion (SHM) due to these waves. Participants explore the implications of frequency and wavelength on building structures, particularly in the context of seismic activity in Papua New Guinea.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant expresses interest in using MS Excel for simulating SHM related to seismic waves and seeks advice on the effectiveness of this approach.
  • Another participant critiques the use of Excel, suggesting that programming languages like Python, MATLAB, Scilab, or Octave would be more suitable for such simulations, particularly for 2D or more complex models.
  • A third participant shares their personal experience in seismology and offers links to related threads, indicating a broader interest in seismic events in the region.
  • The original poster clarifies their location in Port Moresby and discusses the context of their simulation project, emphasizing the educational aspect for students and the relatively low seismic damage in their area compared to other regions.

Areas of Agreement / Disagreement

Participants express differing opinions on the appropriateness of using MS Excel for seismic wave simulations, with some advocating for more advanced programming tools. The discussion reflects a mix of personal experiences and technical suggestions, indicating no consensus on the best approach.

Contextual Notes

The discussion highlights limitations related to the choice of software for simulations and the varying levels of seismic activity in different regions of Papua New Guinea. There is also an acknowledgment of the educational goals behind the simulation project.

Peter Jackson
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Hello, I am working in Papua New Guinea where there is a great deal of seismic activity. I am interested in using MS Excel for simulation of SHM due to seismic waves. To investigate the how frequency and wavelength of the waves affects buildings. Does anyone have any experience of this type of simulation?
 
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Hahahaha, Excel, that is a good one!

Stay away from that terrible program.

To answer your question: You are better off going with something like python, matlab, scilab, or octave to do your programming. Also, if you are doing this on a home PC, you will be restricted to 1-D or a mediocre 2D simulation. There is a reason why people buy time at NASA to run simulations.
 
Peter Jackson said:
Hello, I am working in Papua New Guinea where there is a great deal of seismic activity. I am interested in using MS Excel for simulation of SHM due to seismic waves. To investigate the how frequency and wavelength of the waves affects buildings. Does anyone have any experience of this type of simulation?

HI Peter,

cannot help you directly with your query
This was more of an interest comment in that I do seismology from home and am into quake recording. You guys have really been getting shaken up over recent weeks
where are you located ... in New Britain ?

for comments and info on the New Britain events see my threads at ...
https://www.physicsforums.com/threads/big-quake-now.811574/

https://www.physicsforums.com/threads/major-quake-in-eastern-new-britain-png-now.812212/
regards
Dave
 
Hi Dave
I am in the capital Port Moresby, so we don't really experience earthquakes here. New Britain is an area of major seismic activity.

I am working in a school and would like students to use the evaluate the variables (speed, acceleration, energy) with respect to damage done. New Britain area is not heavily populated and houses are wood; so the damage is nothing like Nepal has suffered.

Thanks for the links
Peter
 
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