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Posts by Corey Rasmussen

link to New Course! – FEA Best Practices for Beginners

New Course! – FEA Best Practices for Beginners

https://youtu.be/5kJnxOPIgy4 Welcome to Finite Element Analysis (FEA) with SOLIDWORKS Simulation for Beginners. This course is designed to take you from zero to confident in running meaningful...

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link to Intense Launch on Backyard Coaster with Ejector Airtime Insanity

Intense Launch on Backyard Coaster with Ejector Airtime Insanity

Buckle up for the wildest ride in the backyard coaster universe! Tilley’s Terror has leveled up with a 20 MPH launch that hits hard and not one, but two ejector airtime hills that'll have you...

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link to First Ride on Tilley’s Terror! Packs a Punch!

First Ride on Tilley’s Terror! Packs a Punch!

After months of design, building, and testing, we finally took the first ride on Tilley's Terror, our backyard launch coaster! Powered by a custom launch system, this ride already hits around 20 mph...

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link to How to Meter In/Out Pneumatic Cylinders + Mid-Stroke Stopping Explained!

How to Meter In/Out Pneumatic Cylinders + Mid-Stroke Stopping Explained!

In this video, we explore how to control the speed and motion of pneumatic cylinders using meter-in and meter-out flow control techniques. You'll learn the key differences between these two methods,...

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link to Coaster Kinematics Webinar (The Science of Smooth Thrills)

Coaster Kinematics Webinar (The Science of Smooth Thrills)

Originally live on Sunday, June 1st, 2025 at 2:30 PM EDT Ever wondered how roller coasters pull off thrilling loops, smooth turns, and jaw-dropping drops? In this fun and interactive webinar,...

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link to Tilley’s Terror: Backyard Launch Coaster VFD Burns Up During Braking!

Tilley’s Terror: Backyard Launch Coaster VFD Burns Up During Braking!

https://youtu.be/ktiWPf64Oi8 In this episode of our DIY backyard launch coaster project, Tilley’s Terror hits a major snag—our Variable Frequency Drive (VFD) keeps internally blowing up...

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About the Author

Corey Rasmussen is an award-winning professional engineer (NC and TX) with over 20 years of product design and development experience. He has two patents related to aerial lifts machinery, has advanced certifications in hydraulics and electronic controls, and specializes in designing mobile equipment. Corey is the principal engineer of Rasmussen Designs and is based out of Durham, NC.

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