Posts by Trevor Ergas - Sales Engineer
Spider-20 Rental with Paradise Fireworks

Paradise Fireworks, the only black-powder fireworks manufacturer in Canada, recently rented a Spider-20E signal analyzer for some very unique tests. As a licensed explosion testing site in Canada, Paradise Fireworks was called upon to do some important blast testing for natural gas lines that lie beneath the small structures generally found in residential backyards. The goal of these tests was to define and quantify the dangers associated with having small structures (such as hot tubs and sheds) positioned above the junctions in these gas lines. To do this, Paradise would take pressure measurements from each blast using our high precision Spider-20E signal analyzer hardware in conjunction with our EDM DSA software.

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Modal Analysis of the Human Skull

Researchers at North Dakota State University have made great headway in understanding the behavior of the human skull under different strain rates. The study they carried out utilized a combination of computational and experimental modal analysis to compare the accuracy of different techniques used to model a human skull, and ultimately could increase the accuracy of dynamic simulations on the skull.

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Crystal Instruments April 2020 Webinar Series Summary

During the month of April, Crystal Instruments was proud to host two installments of our new webinar series. The first installment took place March 31st to April 2nd and focused on vibration basics, as well as vibration control testing for random vibration profiles. The second installment, which took place April 14th to April 16th, focused on modal analysis concepts and carrying out a modal test using Crystal Instruments Experimental Modal Analysis software.

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89th Shock and Vibration Symposium (SAVE) – Dallas, TX

Crystal Instruments and Sentek Dynamics attended the 89th Shock and Vibration Symposium in Dallas, Texas. The symposium, which is organized by Shock and Vibration Exchange (SAVE), is regarded as the leading forum for the structural dynamics and vibration community to present and discuss new developments and on-going research. The technical paper presentations and tutorials offered at the symposium revolve around applications such as shock-ship testing, earthquake engineering, structural dynamics, and shock and vibration instrumentation techniques; attracting attendees from all over North America.

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