CEP: July 2007 Share Designing Multiple-Diameter Relief Piping July2007SafetyJohn GarvinMost design methods consider a single pipe diameter. Here's how to evaluate multiple-diameter systems and to calculate conservative single-pipe representations. Effectively Manage the Lifecycle of a Product July2007Information TechnologyBaha Korkmaz, Marty MartinBy incorporating the batch standards S88 and S95 into the entire product lifecycle, companies can optimize their processes and project management. This enables them to rapidly get their products to market — a critical factor in staying competitive. Addendum to Realistically Predict Capacity and Pressure Drop for Packed Columns -- Original Paper as presented at the 2007 Spring National Meeting July2007Reactions and SeparationsGPDC Interpolation: Use, Misuse and Updates Discussing Climate-Change Challenges July2007News FeatureMatthew McKeon-SlatteryThe U.S. is still at odds with other developed nations when it comes to a strategy for reducing greenhouse gas emissions. At the G8 Summit, President Bush opposed a pact advocated by German Chancellor Angela Merkel calling for CO2 emissions to be... Realistically Predict Capacity and Pressure Drop for Packed Columns July2007Reactions and SeparationsEmil Abkar, Khashayar Afshar, Henry Z. Kister, Jeffrey ScherffiusGeneralized pressure-drop correlation (GPDC) charts have been the standard for predicting packing flood points and pressure drops. This article guides engineers on the correct and incorrect uses of the GPDC interpolation procedure, and updates the... Copyright Permissions: Would you like to reuse content from CEP Magazine? It’s easy to request permission to reuse content. Simply click here to connect instantly to licensing services, where you can choose from a list of options regarding how you would like to reuse the desired content and complete the transaction.