What Is Intrinsic Safety and ATEX?

This useful 2 minute tip helps explain what Intrinsic Safety is and why it is important.…

Chris Hansford
Hansford Sensors

Case Studies and Stories

Vibration Analysis

HD Technologies Case Study: Ball Mill Bearing Damage

This case study describes bearing damage detected through online measurements taken from a ball mill at the flotation plant of Asarel Medet AD in Bulgaria. At the beginning, the SPM HD trend had varying shock pulse levels...

Dobromir Dobrev
SPM Instrument Bulgaria EOOD

Five Minute Facts

Vibration Analysis

Use HD Technology to Manage the Risk of Bearing Faults

Overall vibration catches bearing damage very late, when there may be 0.1% of the bearing lifetime left. Traditional vibration, let’s say systems with poor signal-to-noise ratio...

Rick Verbij
SPM Netherlands

10 Minute Talk

Vibration Analysis

HD Technology Saves an Extruder Gear Pump

A gear pump was used in a plastic extruder, where the gear’s head pumps the plastic mold from the barrel into the pelletizer. The extruder was already fitted with a condition monitoring system, but in early 2016 our customer decided...

Rick Verbij
SPM Netherlands

10 Minute Talk

Vibration Analysis

HD Technology Shines in an Ultra-Low-RPM Application

The support wheel bearings in a calciner case had an ultra-low rpm: 3.4–3.9. The customer had been utilizing a traditional vibration analysis system for a number of years, but they lacked a pre-warning time and faced high risk…

Rick Verbij
SPM Netherlands

Two Minute Tips

Vibration Analysis

Motion Amplification to Detect Installation Problems

This case involves a new installation at a site that does their own condition monitoring, and they noticed high vibration of 20 mm/sec. We captured the data and used motion amplification...

Stuart Walker
Reliability Maintenance Solutions Ltd

Five Minute Facts

Vibration Analysis

What Is Shock Pulse?

The shock pulse method was invented in the late 1960s. In rolling element bearings, there is a phenomenon where electric waves, or elastic waves, or shock pulses, or impact signals, are...