» Acoustic vibration...in a kazoo?

Discover the fascinating world of kazoos and their vibrations! While preparing to teach HTRI's Vibration Analysis Short Course, HTRI staff Kevin Farrell found a kazoo at a bookstore and realized it could be a fun and educational tool. By analyzing the kazoo's response to human hums, we can better understand concepts like excitation, system response, and resonance. This simple instrument, tuned to the human voice, offers a unique way to explore complex engineering principles.

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Sound spectra with and without the kazoo

» New research report investigates the use of fluttering reed and acoustic actuation technologies

Under the sponsorship of the Rapid Advancement in Process Intensification Deployment Institute, HTRI investigated the use of fluttering reed and acoustic actuation technologies to enhance the performance of air-cooled condensers. AC-21 Development of Enhancements for Air-cooled Condensers describes these technologies, as well as the results of multiple tests conducted at the Research & Technology Center.

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Access to reports is based on the level of membership chosen by your company. Please contact your sales representative or membership@htri.net with any questions.

» Do you work with fired heaters?

If so, don't miss out on the upcoming Xfh® Ultra Workshop. Hurry! Registration closes on
March 17, 2025.

This online course introduces you to modeling the performance of process fired heaters using Xfh Ultra. Join one (or all) of the live Q&A sessions to get your questions answered. Secure your spot today!

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» USA office closed for holiday

The USA office will be closed
March 12 – 14, 2025. Emails to Technical Support (support@htri.net) will be monitored and responded to based on urgency.

HTRI Training – Europe

Date: April 8 – 10, 2025

Location: Florence, Italy
Registration deadline: March 20, 2025

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HTRI Training – Global Headquarters

Date: April 29 – May 1, 2025

Location: Navasota, Texas, USA
* Early registration deadline: April 3, 2025

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Xist® Workshop

Date: May 5 – 8, 2025

Online with live Q&A sessions

Course fee: US$450

* Early registration deadline: March 31, 2025

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Xace® Workshop

Date: June 23 – 26, 2025

Online with live Q&A sessions

Course fee: US$450

* Early registration deadline: May 19, 2025

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* To qualify for the 10% early registration discount, your registration and approved credit card payment must be received and processed by our system by 11:59 PM US Central Time on the early registration date.

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