Activated carbon sorbents are important tools in water purification and air-pollution control. This article provides information on the fundamentals of this diverse sorbent and on new applications for which it is being employed Global sustainability trends are creating increased demand…
An effective Integrity Operating Window (IOW) program — which establishes safe operating limits and acceptable limits of process variation before an asset begins to degrade — can help operators stay ahead of potential repairs and reduce risk A comprehensive asset-integrity…
Drying is a demanding unit operation where solvents need to be removed without altering product chemistry. Vacuum dryers are essential pieces of equipment for accomplishing this task Drying solids is a demanding task that requires both knowledge of process technology…
Precise control over spray-drying processes can be enabled by modern measurement approaches that provide information on particle size and shape in realtime The process of spray drying is extremely valuable to a wide range of solid-product manufacturers due to its…
Chemical engineers who are aware of process control requirements and challenges are in a position to improve process designs Chemical engineers are ideal candidates for control engineering jobs. They understand processes and process design. However, many have never considered or…
Reliable operation of shell-and-tube heat exchangers begins with an appropriate standard. This article provides an overview of those that are applicable Shell-and-tube heat exchangers are the backbone of the power generation, chemical process, petrochemical and pulp-and-paper industries. They are designed…
Single-pass, floating-head heat exchangers are common in certain process operations, but they often use flange joints that are not covered in existing design codes. Design details, advantages and disadvantages of the different options are discussed here Shell-and-tube heat exchangers are…
Advanced high-alloyed stainless steels with austenitic properties can address corrosion concerns in challenging phosphoric and nitric acid processes The growing worldwide demand for fertilizer has created a significant increase in production levels. As a consequence, operators face mounting pressure to…
Corrosion-induced failures are frequent in the electronics products used in control rooms, but proper environmental assessment, control and monitoring can help abate these concerns Electronic process-control equipment — from small remote sensors and instruments to plant-wide distributed control systems (DCS)…
The differences between industrial-scale facilities and pilot plants go beyond size, and these intricacies must be understood when estimating the costs associated with pilot-scale facilities Estimating the construction costs of pilot plant facilities can be tricky, and many of the…