The more energy prices rise, the more heat integration saves. However, heat integration steps can present complex control problems. Slip-ups in putting control systems in place can make operations nearly impossible. That certainly was the case at one unit using heat recovery.
Author: Andrew Sloley, contributing editor and Carolyn K. Hawley, VECO USA
The compressed air industry is taking a step that will clear the air about the performance of its equipment. For the first time, many compressed air equipment manufacturers will submit their 50 hp to 200 hp lubricated rotary-screw compressors and 200 cfm to 1,000 cfm refrigerated air dryers to an independent laboratory for performance testing.
The new market realities of higher and rising energy costs as well as global pressures to reduce fossil fuel intensity have made energy management tracking much more valuable. Learn how to keep energy productivity programs from running out of gas in Peter Garforth's latest Energy Expert column.
While fermentation-based syntheses were once reserved for producing high-value specialty chemicals and biopharmaceuticals, bioprocess routes now are gaining increasing attention for commodity products.
Author: John L. Shaw, P.E., and Scott A. Rogers, P.E., CH2MHill Lockwood Greene
Carefully managing compressed air can save money. Compressed air is often overlooked in energy studies because many people do not fully understand compressed air equipment, their own system, or what it costs to produce compressed air power.
Author: Scott Van Ormer and Don Van Ormer, senior application engineers, Air Power USA
The Restrictions of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment (the RoHS Directive) is part of a growing wave of European Union product-based regulations that will profoundly impact global and United States product standards and thus the chemical industry.
For you to succeed in advancing your strategy, while keeping the peace, you must meet many challenges motivating personnel and juggling the integration of changes. The solution is better plant-wide communication and understanding of the alarm philosophy.
Author: Roy Tanner, and Rob Turner ABB and Jeff Gould, Matrikon
Ineffective alarm systems pose a serious risk to safety, the environment, and plant profitability. Too often, alarm system effectiveness is unknowingly undermined by poorly-configured alarms. Read about these 12 common mistakes that can undermine the management of your alarm system.
Automation systems have now reached such a high degree of reliability that many personnel at plants now take them for granted. Learn to use digital communication with your asset management tools to achieve predictive maintenance and substantial savings.
A successful handover between shifts heavily depends on the organizational skills of management and the effective use of the communication tools available. Learn what these tools are and get the most out of your operators.
Author: Ian Nimmo, User Centered Design Services, LLC