critical vibration

[′krid·ə·kəl vī′brā·shən]

(mechanical engineering)

A vibration that is significant and harmful to a structure.

References in periodicals archive ?

On a side note, the popular vintage King KG102A remote heading gyro that's part of the KCS55A HSI system sits on a mount housing equipped with four shock mounts, which proves how critical vibration is to this component (an overhaul nears $2000).

Airframe Vibration: Look Beyond the Prop: It's disconcerting, fatiguing and causes premature component wear, but there are ways to tame abnormal airframe vibration

These pipes were located in the critical vibration of the system.

Modal and Vibration Analysis of Filter System in Petrochemical Plant

Leads and lead frames also provide critical vibration resistance for ceramic capacitors by reducing the tensile forces applied to the naturally brittle material.

Designing for oil rigs: harsh environment design considerations for measurement-while-drilling electronics

This article concentrates on the critical vibration testing element.

Dynamic testing: toward a multiple exciter test

The unit's stainless-steel condition monitor is nested securely atop the power end to measure critical vibration and temperature readings.

Process pump

* A stainless steel condition monitor nested securely atop the power end to measure critical vibration and temperature readings-variations in temperature or vibration that exceed preset parameters activate the early warning system by displaying flashing red lights.

Early pump warnings before failure

"The critical vibration area for the V10 lies around 12,000 rpm, a rev band where the engine doesn't spend too much time since it operates mostly at peak revs," says Theissen.

The ultimate money machine: BMW gained its reputation as a builder of sport sedans, but its consistently high profits and unwavering focus make it the envy--and target--of the competition