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With 16 reactors providing roughly 18% of the UK’s electricity needs, nuclear power is a vital part of the country’s energy supply. The trouble is that all but one of the aging reactors is expected to be permanently shutdown within the next 12 years. Recent developments, however, indicate that there is no reason for the […]

Important process variables that affect unit efficiency were reviewed in Part 1 of this two-part report. Many of those process parameters were also identified as related to boiler air in-leakage.  These stealthy combustion losses are difficult to identify or locate yet have a significant effect on boiler combustion efficiency. Keeping your plant operating at or near […]

The Environmental Protection Agency (EPA) will today miss a legally set deadline to issue finalized standards for cooling water intake structures for all existing power generating facilities under Section 316(b) of the Clean Water Act.  The EPA’s 2004 Phase II Cooling Water Intake Structure rules were suspended in July 2007 in response to the Second […]

Water is a limited resource and requires effort and cost to source, treat, and distribute. Different drivers exist for water utilities to make their distribution systems more efficient: water quantity limitations, water quality limitations, need to be green, state and federal regulations, energy reduction, total operating cost reduction, high water losses and need to improve productivity with smaller

US and Italy in a joint action to respond at best to customer needs.

The customer at the center.This is one of the leverage which brought ABB to establish two new Turbine Automation Center of Competence (CoC) for steam and gas turbine applications for the North American and Asian markets located in Natrona Heights, Pennsylvania, near

The EPA published the latest version of its new source performance standards (NSPS) for carbon pollution from new power plants in the Federal Register on Jan. 8, setting in motion a 60-day public comment period. The action stems from the 2007 Supreme Court decision in Massachusetts v. EPA that defined greenhouse gases as an air […]

Brayton Point’s non-price retirement (NPR) request was rejected in a Dec. 20 letter from ISO New England Inc. (ISO-NE) to EquiPower Resources Corp., owner of the 1530-MW fossil-fueled power station located in Somerset, Mass. The NPR had been filed on Oct. 6, 2013, which triggered a regional system assessment by ISO-NE. The review found that […]

An option to curb NOx emissions from the Navajo Generating Station (NGS) near Page, Ariz., put forth by the Environmental Protection Agency (EPA) last October has been endorsed by a coalition of the plant’s stakeholders. The EPA’s supplemental proposal incorporates in large part a Best Available Retrofit Technology (BART) alternative that was submitted by a […]

Increases in spot natural gas prices generally prompted wholesale electricity price hikes across the nation from in 2013, but power prices were the highest in the Pacific Northwest and New England, the Energy Information Administration (EIA) said on Tuesday.  Average wholesale electricity prices at the Mid-Columbia trading hub were $37.53/MWh—soaring 64% in 2013 compared to […]

In an email interview with POWER, Xue Wei, manager for Emerson Process Management Power & Water Solutions, China Business Development, provided some insight into the current state of control systems for Chinese power plants. His responses, edited for style, follow. POWER: How widespread are “state-of-the-art” control systems (yours and others) in new generating plants in […]