Maintenance & Reliability
Case 63: Analyzing off resonance amplitudes
It is important to know the amplitudes of vibration away from resonance
HP Reliability: Pump switching: What is the best practice?
From a recent sequence of correspondence, we discern that certain rulings were being made years ago, although the rationale used to make these rulings has not been explained. This example involves a r..
Prevent fouling in 1-butene storage vessels
Investigation finds root cause for polymer formation in Horton spheres
Wood Group wins $15mn deal for gas turbine maintenance in Argentina
Wood Group GTS has signed a six-year contract with PlusPetrol Energy S.A to provide maintenance services for two General Electric Frame 9E DLN-1 gas turbines at the Central Termica San Miguel de Tucuman power plant in El Bracho, Argentina.
Pump rebuilding by expert non-OEMs is effective
Communication and competence are key in finding the best repair shop for major equipment
Update your reliability performance to meet process safety expectations
Better risk assessment can identify root causes for potential site catastrophes before they occur
Consider closed–loop oil-mist lubrication
A growing trend is migrating to this new lubricating system for rotating equipment
HP Reliability: How do you size expansion chambers (assuming it is needed)
Expansion chambers (Fig. 1) are designed to restrict pressure increase in closed volumes. From basic physics, we, of course, know that the pressure in a closed volume increases as temperature goes up...
Bayer invests $120mn in environmental, safety upgrades at Texas chemical site
Bayer MaterialScience will invest $120mn into environmental and safety improvements at its Baytown chemical site in Texas – the company’s largest US manufacturing facility.
Deferred maintenance causes upsurge in pump failures
Not addressing the root cause of a failure puts resources and employees at risk

- U.S. EIA forecasts new export licensing requirements will reduce U.S. ethane exports 6/18
- Nigeria to export first gasoline cargo to Asia from Dangote refinery 6/18
- Indian refiners cancel palm oil orders for July-September as prices surge 6/18
- U.S. set to object to green jet fuel recommendation at UN aviation council 6/18
- Phoenix Contact introduces intrinsic safety versions of the MINI Analog Pro Ex conditioners for hazardous areas 6/18
- EIA: U.S. crude inventories fall by most in a year, fuel stocks build 6/18