A new particle-size measurement technique has been developed and used to evaluate filter retention efficiency for particles with an average diameter of 12 nm by C.T. Associates Inc. (Eden Prairie, Minn.; www.ctassociatesinc.com) and W.L. Gore and Associates (Newark, Del.; www.gore.com).…
This pH probe has an integrated temperature sensor Yokogawa The new SC25V (photo) is a reliable, very stable and highly accurate 12-mm pH sensor that uses a VP-type connector to integrate multiple measuring elements in a single package, including a…
The XTP601 is a new, compact oxygen analyzer for applications in the process, power-generation and marine industries. The device uses thermo-paramagnetic sensor technology to provide stable percentage measurements of oxygen in process gases, including hydrogen, nitrogen and air. It can…
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…
The PassiFlash 3036, a portable instrument for stainless-steel passivation testing and validation, can test steel passivity in less than a second, the company says. The instrument works on all grades of stainless steel, and is designed for single-handed operation. The…