Expert root cause analysis articles covering failure investigation, diagnostic methodologies, and prevention strategies for industrial equipment.
Systematic root cause analysis of backlash increase in ball screws, with focus on preload loss due to lubrication defects and filter contamination. Including diagnostic checklist,…
Forensic analysis of the premature failure of a spherical roller bearing on a CNC machining center spindle. Identify root causes (lubrication, preload, contamination) with 5…
1. Introduction At a cement production plant in the interior of São Paulo, an ABB MS 32 J drive assembly operating a belt conveyor failed…
An engineering analysis of thermal overload in servomotors. This article examines how incorrect duty cycle, sizing errors and cooling system failure lead to drive system…
A technical analysis of the root causes of tracking problems in industrial conveyor belts. Examination of symptoms of failure, roller misalignment and load distribution, with…
Introduction A 450 mm diameter rotary actuator on a cement kiln bypass damper at a UK plant failed to respond during a critical process shift.…
Detailed engineering analysis of the causes of premature wear of hydraulic cylinder seals. The factors of contamination of the working fluid for ISO 4406, mechanical…
This root cause analysis examines solenoid valve coil burnout in Allen Bradley 1794-TB3G modules, identifying duty cycle mismatches, overvoltage conditions, and thermal management failures as…
This article examines the root causes of hydraulic cylinder seal failures – contamination, misalignment and pressure pulsations – and provides practical methods for diagnosis, correction…
1. Introduction: Critical Failure Symptom In high-precision manufacturing environments, the operational integrity of mechanical components is critical. A recurring and critical symptom is increased play…
This article analyzes the root causes of misalignment in conveyor belts, focusing on inadequate crown gear, roller misalignment, and uneven load distribution. Based on real…
1. Introduction – The error pattern during operationDuring routine vibration monitoring on a spur gear (ratio i = 3.15, drive power 55 kW, speed 1480…
