Instrumentation & Controls

Power plant security issues. Latest developments and case studies of new and retrofit power plant digital and wireless instrumentation and control systems


Computer-based hydro plant scheduling
Computer-based hydro  plant scheduling

Hydroelectric power plant managers face unique scheduling challenges. They have a finite amount of water in their reservoirs available for energy production, and they need to schedule generation according to…


Solving plant vibration problems
Solving plant vibration problems

Solving insidious vibration problems in rotating equipment may sometimes seem like a black art that requires the right incantation. But identifying the root cause of the vibration is actually a…


Focus on O&M (May 2006)
Focus on O&M (May 2006)

Desalination, Italian style Reverse osmosis (RO) technology has been available for all aspects of water treatment for the past 40 years. The use of RO desalination systems grew rapidly following…


Curbing the blue plume: SO3 formation and mitigation
Curbing the blue plume: SO3 formation and mitigation

Recent, widespread additions of scrubbers and selective catalytic reduction (SCR) systems at U.S. coal-fired power plants have significantly reduced concentrations of the pollutants SO2 and NOx in America’s air. But…


Siemens units keep pace
Siemens units keep pace

Earlier this February, Siemens Power Generation's (SPG's) factory in Berlin delivered its 500th gas turbine. The SGT5-4000F (Figure 2), formerly called the V94.3A, is nominally rated at 270 MW and…


Brain surgery breathes new life into aging plants
Brain surgery breathes new life into aging plants

Age is wreaking havoc on the U.S. generation industry, especially the coal-fired sector. Industry conferences are replete with hand-wringing over the "brain drain," the lack of skilled personnel, the meager…