Uniflow cyclones can be effective solid-gas separation equipment when space is limited. Presented here are design and calculation methods for uniflow cyclones aimed at widening the industrial usefulness of these devices Cyclone separators are, in addition to fabric filters, electrostatic…
Research and development in the brewing industry is peaking, driven by efforts to improve quality, efficiency and sustainability Within the chemical process industries (CPI), the brewing industry is among the sectors with the deepest historical roots and the most entrenched…
A review of recent data from the Combustible Dust Incident Database provides insights into dust-related process safety Fires and explosions in facilities that handle combustible dust remain an ongoing focus of process safety efforts across many areas of the chemical…
The kilogram is the last of the SI units (International System of Units) still defined by a physical object, rather than defined in terms of universal fundamental constants of nature. However, this will change in November 2018, as a multi-year…
To determine what kind of storage silo is best for your site and your materials, begin by answering the following five questions Selecting a silo for your bulk-solids storage needs isn’t like picking out a pair of socks. It’s a…
Pneumatic conveying is a ubiquitous mode of conveying bulk solids in a wide range of industries, including chemicals, plastics, grain, food, agriculture, mining, power generation and cement, among others. The flow patterns within conveying lines depend on the properties of…
The following recently published titles may be relevant for chemical process industries (CPI) professionals: Biomass as Renewable Raw Material to Obtain Bioproducts of High-Tech Value. Edited by Valentin Popa and Irina Volf, Elsevier Press, 2018, e-book, $31.50 per chapter. Dealing…
A remote-operated, screw-propelled (amphirol) machine equipped with a vacuum hose can remove solid catalyst material from reactors robotically, allowing plants to avoid subjecting personnel to enclosed work environments and inert atmospheres. Currently, catalyst changeout requires personnel to work inside process…
Predicting powder flow behavior is important to successful solids-handling processes. Provided here is a review of shear-cell testing and how the technique can be used to predict arching, ratholing and other behaviors The phrases “failure to discharge” and “erratic flow…