The new four-channel universal I/O module LB104A for Zone 2 can be placed in a 16-mm wide enclosure due to a new energy-saving electrical design. This is a space saving of 50% compared to the predecessor model. Thus, costs-per-channel can…
Extending its line of hand-held measurements, this company has added the model CPH6510 intrinsically safe pressure calibrator (photo). With an accuracy of 0.025% of span and various additional functions, the new device is suitable for a wide range of applications,…
Globe-style control valves are in virtually every chemical processing line where pressure and flow must be controlled. And for the most part, they perform as required, day in and day out, requiring little to no thought or attention. In short,…
The VibXpert II balancer is a portable device for field-balancing rotating machinery in one or two planes. Unbalance is one of the most common causes of increased levels of vibration in plant equipment. The VibXpert II has an easy-to-use graphical…
Gas Turbine Engineering Handbook. 4th ed. By Meherwan P. Boyce. Elsevier Inc., 30 Corporate Drive, 4th floor, Burlington, MA. Web: elsevierdirect.com. 2011. 1,000 pages. $150.00. Reviewed by Amin Almasi, Rotating machine consultant Brisbane, Australia Gas turbines are cornerstones of modern…
The ability to model a process to see if it meets project requirements and is economically viable enhances the conceptual design. Modeling gives engineers a means to identify the most promising processes, in terms of capital investment and return, and…
Plant-management software for increased integration, and more Siemens Industry Sector This company has expanded its Comos software solution for plant engineering and operation to include considerably enhanced functionality. Comos 10 now provides an enterprise platform for plant engineers and operators…
One of the most energy-intensive utilities for many facilities in the chemical process industries (CPI) is the steam system. Traditionally, steam-use optimization has centered on efficient heat transfer and eliminating waste [ 1]. Further optimization can involve a broader look…
A gas flare is an elevated vertical conveyance found accompanying oil wells, gas wells, drilling rigs, petroleum refineries, chemical plants, natural gas plants and so on. Although modern flare systems are specifically designed to reduce the thermal radiation, pollution…
The continuous-emission monitor and baghouse leak detector from this company incorporates automatic self-checks (zero and span) to eliminate manual calibration audits, as required by the U.S. Environmental Protection Agency (Washington, D.C.; www.epa.gov). The company says its field-proven technologies offer enhanced…