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Efficiency in Pneumatic-Conveying Air Filters

Paying closer attention to the air-filtration systems of pneumatic conveying operations can avoid losses in efficiency in compressed-air usage during filter cleaning The inefficient use of compressed air in solids-handling processes, such as pneumatic conveying, can waste a significant amount…

Minimizing Risk for Combustible Dust Explosions

By focusing on ignition sources, such as static discharges, and housekeeping, facilities handling solids can minimize their risk for combustible dust explosions Dust explosions in industrial facilities can cause injuries, destruction of property, and — as history will attest —…

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Maintenance: Pursuing Improvements in Rotating Machinery

The variety of rotating equipment used in chemical manufacturing creates the need for diverse maintenance methods. Using new techniques can greatly improve the reliability and performance of all types of rotating machines The processes that are required to manufacture chemicals…

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Maintenance Strategies in the Era of IIoT

The shift from reactive to prescriptive maintenance can be greatly aided by advanced digital tools and the implementation of an effective pilot program To be successful in today’s industrial business environment, companies in the chemical process industries (CPI) must maximize…

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Non-Destructive Testing: Managing Corrosion Under Insulation

Corrosion under insulation (CUI) creates a pervasive and versatile challenge to the integrity of insulated equipment, but non-destructive inspection can help to avoid undesirable CUI surprises Corrosion under insulation (CUI) has been occurring ever since industry started insulating equipment. However,…

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Using Corrosion as a Process Variable

Monitoring and analyzing historical corrosion data can provide insights not available from manual inspection and measurement techniques Some petroleum refiners looking for ways to improve profitability have lately turned to buying opportunity crudes from secondary sources. These crudes, while priced…

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Boost Steam-System Efficiency by Improving Condensate Recovery

Pressurized condensate-return systems and flash-steam vent condensers offer opportunities for fuel cost savings in a plant’s steam system. Here’s how to take advantage Pressurized steam-condensate systems can provide plants with a minimum of between 15 and 35% savings in fuel…

An Investigation of Premature Flooding in a Distillation Column

Surprising observations regarding flooding in the upper fractionation trays of an atmospheric crude-petroleum distillation column are investigated In industial distillation processes, flooding is an abnormal, but relatively common, process condition in which liquid accumulates in the column. The accumulation may…

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Recent Air Regulations: Impact on Turnaround Vapor Deinventory Strategies

With the onset of new environmental regulations, turnaround teams must look to temporary vapor-control strategies to ensure compliance during non-routine operations Turnarounds are one of the most anticipated and time-intensive events in a plant’s cycle, and are an essential part…

Energy Recovery in Compressed Air Systems

Users of compressed air can take advantage of heat recovery to enhance their sustainability, improve energy efficiency and reduce system lifecycle costs Air compressors account for a considerable portion of industrial energy consumption, and facilities that employ large-scale air compression…