Technical & Practical
Pressure Measurement: Handling Difficult Process Applications
A better understanding of what pressure instruments do and how they work can help improve measurement performance, especially in troublesome applications Effective use of process instrumentation is critical in any chemical manufacturing environment. These instruments are strategically located throughout various…
Measuring Differential Pressure: Mechanical or Electronic?
Users should consider both options when selecting a DP device. Understanding the differences can help make the decision for a given set of process conditions Differential pressure (DP) measurements are used in many branches of the chemical process industries (CPI)…
Sampling for Internal Corrosion
Properly selected and executed sampling techniques are essential for assessing, controlling and mitigating internal corrosion of pipes and other assets in the chemical process industries (CPI). Key data for evaluating an asset or piping system for internal corrosion include the…
Carbon Fiber Production from Pitch
This column is based on a report published by Intratec titled “Carbon Fiber Production from Pitch — Cost Analysis.” The report can be found at: www.intratec.us/analysis/carbon-fiber-production-cost. Carbon fibers (CF) are defined as fibers containing at least 90% carbon by weight,…
Re-Establishing Course
Changing employment situations can leave affected employees trying to redefine their career paths. The positive experiences shared by these authors can provide some options and strategies The corporate world can be challenging because business fluctuates with time, and employment reductions…
Considering Fugitive Emissions During the Conceptual Design Stage
The ability to reduce fugitive emissions through the use of strategic design modifications not only protects workers and the environment, but reduces losses of valuable process materials The industrialized nations of the world have all placed increased emphasis on the…
Dust Management in Bulk-Material-Handling Operations
Dust management can be divided into three main categories: prevention, containment and suppression. Understanding the key considerations for each can help bulk solids handlers arrive at an optimal dust control solution Dust management is an ongoing issue faced by virtually…
Heat Transfer in Wiped Film Evaporators
Simulations demonstrate the complex, changing properties of materials within the evaporator. Such information can help in both designing and selecting the proper evaporator A wiped film or agitated thin-film evaporator is very effective with difficult-to-handle materials. The evaporator consists essentially…
Aluminum Chloride Production
This column is based on “Aluminum Chloride Production Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/aluminum-chloride-production-cost. Aluminum chloride (AlCl3) is among the most widely used Lewis acids in industry, and is also one…
Using Excel VBA for Process-Simulator Data Extraction
Engineers can make better use of the results of process simulations by automatically exporting data into heat and material balance tables in Microsoft Excel Chemical engineering projects require process simulation to validate the chemical reactions and mechanical operations of the…