Plant Design
-
Coal
Fuel-Flexible CFBs Add Flexibility to Resource Plans
The downward trend in solid fuel quality has negatively affected many power generators that rely on imported fuels. For others, this represents a market opportunity. A quick survey of recent installations found that fuel-flexible circulating fluidized bed (CFB) boilers addressed owners’ fuel source concerns by efficiently burning low-quality, high-moisture coals, even when mixed with biomass and […]
-
T&D
Federal Cybersecurity Framework Calls for Increased Vigilance
The energy industry, already familiar with the latest iteration of the North American Electric Reliability Corp. (NERC) Critical Infrastructure Protection (CIP) reliability standards, should take note: Meeting
-
Coal
Drones Promise Faster, Easier Inspection of Boilers, Stacks, Towers, and More
Mention the word “drone,” and most people will have a mental picture of what a drone is and does. They likely will think first of military drones carrying missiles and other weapons that could malfunction
Tagged in: -
Legal & Regulatory
GE Executive Markhoff Talks About the Water/Energy Nexus
Source: POWER During IHS CERAWeek in Houston in early March, POWER Editor Gail Reitenbach sat down with Heiner Markhoff, president and CEO of GE Power & Water’s Water & Process Technologies, to ask him about several issues of concern to power plants. Though the “water/energy nexus” theme has gained prominence recently, Heiner Markhoff’s comments underscored […]
-
Coal
Remote Monitoring and Diagnostics Within a Smart Integrated Infrastructure
It seems as if each week brings further bad news for coal power plants. Recently, Consumer’s Energy sought relief to close three power plants, South Carolina Electric & Gas announced it would cease
Tagged in: -
O&M
Upgraded Control Room Consoles Improve Ergonomics
Great River Energy (GRE) is a not-for-profit electric cooperative that generates and transmits power for 28 member cooperatives throughout southern, central, and northern Minnesota and northwestern Wisconsin
-
Coal
Establishing Proper Pressure Drop for Feedwater Flow Control Valves
In power plants with drum-type boilers and constant-speed main boiler feed pumps, the feedwater control valve (also referred to as the drum level control valve) provides the means for controlling flow to the
Tagged in: -
Commentary
How U.S. Power Generators Are Preparing for 2014
The business environment for generating companies worldwide continues to become increasingly complex, and not just as a result of regulations. Even in the U.S., the concerns and constraints faced by generators
Tagged in: -
Gas
Korean Utility Plans First Underground Combined Cycle Power Plant
The oldest power plant in South Korea is making way for something so new that no one has even attempted it before. Korea Midland Power Corp. (KOMIPO) announced earlier this year that Seoul Thermal Power Station, built in the 1930s, would be replaced with a new 800-MW two-unit combined cycle power plant—one that will be built […]
Tagged in: -
Gas
Practical Considerations for Converting Boilers to Burn Gas
Many utilities have taken advantage of relatively low-cost natural gas to address environmental pressures and upgrade their power generation portfolio in one of three distinct ways—replace, repower, or