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Maintenance & Reliability

HP Reliability: Statistics to think about

Hydrocarbon Processing Staff: Bloch, Heinz P.

Some statistics are misleading and some are highly accurate. Here are a few that you may want to ponder. Pump statistics for 2004. For 2004, the US Census Bureau reported 8,535,920 centrifugal pumps s..

Failure analysis of ethylene cracking heater convection section dilution steam tube

Reliance Industries Ltd.: Gupta, R. P.
IPCL: Moon, P.

Several inspection techniques were required to determine the root cause of the failure

Case 33: Vessels in high-cycle service

Consulting Engineer: Sofronas, A.

Weld failures can be due to manufacturing defects

HP Reliability: Organizing for continuous improvement

Hydrocarbon Processing Staff: Bloch, Heinz P.

Our respected colleague and coauthor of a series of books on machinery reliability improvement, Fred Geitner, recently took a look at North American refineries. He wanted to see how they are typically..

Identifying, monitoring and eliminating rotating equipment shaft voltages

Consulting Engineer: Bothwell, J.

Use these guidelines to avoid problems with both static charges and circulating currents

Maximize pump system energy savings

Consultant: Budris, A. R.

The approach saved $2 million per year at one site

Labyrinth compressors improve reliability in low-temperature service

Burckhardt Compression AG: Ernst, P.

Operating experience has been good in several installations

Money-based overall equipment effectiveness

University of Mondragon: Goti, A.
Mantecnologia, Plant Engineering: Juric, Z.
Polytechnich University of Valencia, Department of Statistics and Operational Research: Sanchez, A.

Use this method to identify, prioritize and quantify inefficiencies

HP Reliability: Tackling your seal problems

Hydrocarbon Processing Staff: Bloch, Heinz P.

A recent pump reliability improvement issue might serve as a model for tackling sealing issues in modern refineries. This one concerns crude vacuum bottoms pumps and explains a North American refinery..

Estimating corrosion in metallic stacks caused by hydrochloric acid

Centro de Tecnologias Ambientais ISQ--Instituto de Soldadura e Qualidade: Gomes, J. F. P.

Simple method can be used to calculate the dewpoint temperature