Heat Transfer
Recently Published Books for the CPI: January 2021
The following is a list of recently published books of potential interest for CPI professionals Digital Transformation for the Process Industries: A Roadmap. By Osvaldo Bascur and PJ O’Rourke, CRC Press, 2021, 320 pages, $130.00. Data Science in Chemistry:…
Design of Bulk-Solids Moving-Bed Heat Exchangers
Presented here are equations governing heat transfer in a moving-bed heat exchanger, along with a numerical method for solving them Moving-bed heat exchangers (MBHE) represent an efficient method for heating or cooling bulk-solid materials compared to other technologies, such as…
Top five technologies for drying in chemical applications
ANDRITZ Separation has been serving industries ranging from petrochemicals and soda ash to agrochemicals for more than a century. What all these chemical applications have in common is the importance of highly efficient thermal separation with either continuous or discontinuous…
Facts at your Fingertips: Heat-Transfer-System Maintenance During Slow Periods
Periods of reduced heat-transfer-fluid (HTF) system operation offer opportunities for mechanical integrity engineers to perform necessary maintenance. Here are suggestions for using the downtime for maintenance tasks. Safety These activities support ongoing safety of the HTF unit. Leak repairs. Repair…
Low-Cost Techniques for NOx Reduction
An understanding of the available NOx-reduction strategies will help engineers to select the best technique to improve the performance of their combustion processes Pollution due to oxides of nitrogen — frequently abbreviated as NOx — is regulated with varying degrees…
Turning Up the Heat on Valve Train Safety
Despite their nearly universal use in industrial combustion processes, valve trains are not widely understood. Here are some guidelines to help ensure their safe and effective operation Does your manufacturing facility have a smoke stack? If it does, it also…
Steam Quality Considerations
Steam often provides the majority of heat, but its quality is not always carefully managed. Here are some tips on how to improve and maintain steam quality Plant operations focus on production activity, maintaining tight control on process algorithms, feedstocks…
Gas Fermentation Leads Honored Achievements
The winning technology for the 2019 Kirkpatrick Chemical Engineering Achievement Award, along with the other finalist technologies, demonstrate how innovative engineering can tackle climate change and other challenges. All six technologies are described here The six finalist technologies for the…
ASTM Standards For Heat Transfer Fluids
This practical overview of ASTM standards can serve as a roadmap when selecting and evaluating heat transfer fluids Heat-transfer-fluid systems are often used for process heating to 500°F or higher. To accomplish heating above 500°F, steam pressure must be above…
Heat Exchangers: Designing for Super-critical Fluid Service
Working with supercritical fluids poses challenges when designing heat exchangers. Some practical tips and precautions are presented here Industrial applications involving fluids at high pressure — pressure above the critical pressure of a particular fluid — are increasing in number.…