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Improving PRV Cost of Ownership with Upstream Rupture Discs

The costs associated with installing and maintaining pressure-relief valves (PRVs) can often be reduced by equipping systems with upstream rupture discs Reclosing pressure-relief devices, commonly referred to as pressure relief valves (PRVs), are designed to allow for the release of…

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Benefiting from Nozzle Flexibility in Piping Design

The inclusion of nozzle flexibility (directional spring rate) in pipe-stress analysis results in more realistic piping reactions on pressure-vessel nozzles, whereby it will be easier to meet the limited nozzle-load capacity of the nozzles. It will surely contribute to a…

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How to Conduct a Thermal Audit of an Industrial Facility

The efficiency of steam-generating and distribution systems can be improved incrementally, but more substantial gains can be found using pinch analysis for better heat recovery When it comes to improving the energy efficiency of a thermal system, most industrial organizations…

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Modular Construction: Choosing the Optimal Module Type

Plant process modules are not a one-size-fits-all solution. These considerations can help determine the best size for your project With the growing recognition of the advantages of modular construction over traditional field construction [1, 2], it’s no surprise that an…

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Facts At Your Fingertips: Hydrogen Production Methods and End-use Markets

Current hydrogen demand is dominated by petroleum refining and fertilizer production, and is supplied largely by fossil-fuel-based steam-methane reforming (SMR). Increasingly, however, demand for hydrogen will come from the energy transition, and will be supplied by a more diverse range…

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Promoting Safety on the Job: An Approach for Today

By providing comprehensive ongoing training solutions, promoting emergency preparedness and implementing proactive safety guidelines on a day-to-day basis, employers can set their staff up for success In 2023, the Occupational Safety and Health Administration (OSHA; Washington, D.C.; www.osha.gov) reported a…

Golden Rules of Electrical Temperature Measurement

Understand and follow these tips to ensure accurate and reliable temperature values Even though electrical thermometers are used quite frequently in chemical process industries (CPI) plants, people often underestimate just how wrong the temperature displayed can be if these measurements…

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Facts At Your Fingertips: Cooling Tower Basics

Most modern chemical processes require some means of rejecting heat for maintaining process efficiency, product quality and plant safety. Examples of heat rejection include cooling crystallization liquid, cooling reactor effluent, condensing material from a distillation column and cooling steps in…

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Design Considerations for Steam-Heated Storage Tanks

Steam-heated storage tanks are critical to manufacturing processes, and prioritizing reliability in tank-system design and operations can mitigate unwanted issues Storage tanks are essential to the chemical process industries (CPI), and they require significant capital investment to ensure optimal installation…

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Facts At Your Fingertips: Representing Particle Size and Geometry

Particle size and shape, as well as particle size distribution (PSD) are key determinants of bulk solids behavior [1–4]. A particle can be defined as a single unit of material having discrete physical boundaries that define its size. Particle science…