Expert articles in root cause analysis: investigation of failures and prevention strategies.
Forensic cause analysis of a premature chain drive failure in the DACH industry. Investigation of chain elongation, gear wear, lack of lubricant and metrological test…
Air leakage in the hydraulic valve HYDAC 3126253 occurs due to moisture, contamination, and lack of sealing agents. An analysis of the causes of the…
1. Introduction An unexpected trip on a test bench of an auxiliary turbine at a nuclear energy site revealed a critical failure of a three-phase…
Forensic analysis of failures in ABB 1SFA898110R7000 pneumatic valves and blocks caused by moisture contamination, lubricant washout and solid particles.
Oil degradation on a gear shaft can be caused by assembly errors, inappropriate sealing materials, and insufficient ventilation. A systematic analysis and preventive measures are…
Detailed root cause analysis of belt conveyor problems in industrial conveyor belts. The article examines asymmetries, idler alignment and bearing damage using examples of industrial…
Increased play in ball shafts can be caused by loss of pre-pressure, contamination and failure of lubrication. This article presents a detailed technical analysis and…
A pump bearing in a chemical plant failed due to parasitic currents induced by a VFD. Inspection revealed electrical discharge damage, with voltage on the…
1. Introduction In a mid-sized production facility in the DACH region, a sudden stop occurred in the drive train of a main blower. The failure…
Detailed engineering analysis of the failure of the Festo LSNG-63 pneumatic cylinder: loss of tension, abrasive wear due to contamination and failure of the lubrication…
Forensic root cause analysis of the blocking of the Siemens 3TZ74662B pneumatic valve due to moisture contamination and failures in the treatment of compressed air.
Forensic analysis of an early hydraulic cylinder failure at 210 bar. Detailed investigation crossing contamination, misalignment and pressure peaks, with corrective action plan and technical…
