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Unlocking Hydraulic Limits in a Revamp

Follow the practical tips discussed here to accelerate hydraulic revamp projects and increase the success rate Conducting a thorough hydraulic check is a crucial part of a successful plant revamp. Depending on the remaining margin of the hydraulic system, a…

Revamps and Retrofits: A Path to Evergreen Facilities

An intelligent approach to developing the scope of retrofit projects can allow facilities to remain competitive in the marketplace and meet regulatory requirements Timely and well executed retrofit projects are critical for most facilities in the chemical process industries (CPI)…

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Understanding Attrition in Solids Processing

Better qualitative and quantitative understanding of the mechanisms of particle breakage at the level of the particles, the bulk material and the equipment helps minimize the risk, uncertainties and impact of particle attrition in solids processing operations Unwanted breakage, degradation…

Monitoring Ammonia and Other Toxic Gas Hazards

There are many technologies used in industry to protect workers from toxic gases. Here are some guidelines for selecting one that will match your application The dual threat of toxicity and combustibility applies to a number of industrial gas hazards.…

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Sieve Tray Stability Factor Based on Efficiency Data

Using a vast collection of experimental distillation-column data, sieve tray stability, and its influence on efficiency, are explored in terms of several physical and mechanical properties For trayed distillation columns, the concept of tray stability was introduced by the author…

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Time and Length Scales of Mixing: The Macro Scale

Successfully scaling up a mixing process involves understanding several important timescale parameters that can impact chemical reactions and equipment performance Many industrial processes are defined by rates. For example, rates of mass and heat transfer, rates of reaction and rates…

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Project Development: The Importance of Cost Estimating

Following a standardized project-development process, in combination with a robust cost-estimate classification system, can help to ensure that projects meet their financial goals Cost estimating is critical to support decision-making during the project development process for projects in the chemical…

Improve Energy Efficiency Using Expanders

Expanders can take advantage of pressure reductions to drive rotating machines. Information on how to assess the potential benefits of installing expanders is provided here Often in the chemical process industries (CPI), “a considerable amount of energy is wasted in…

Understand and Mitigate Waterhammer in Fluid Processes

Waterhammer arises because of sudden changes in fluid flow, and can present significant problems in processes that involve flowing liquids. This article outlines these potential issues and offers guidance for handling the pressure changes arising from waterhammer Most large-scale processes…

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Unlock the Energy Potential of Your Plant

By exploring strategies for process integration, such as waste-heat recovery and combined heat and power generation, plants can significantly improve their energy efficiency and reduce utility costs In a chemical processing plant, utility costs typically account for about 10 to…