Archive: Coal

Boiler chemical cleaning

Test Your Knowledge: Monitoring and Treatment of Closed-Loop Cooling Water Systems

There are often multiple closed-loop water cooling systems installed in a power plant. Chances are good that they cool or control temperature on some very critical components. It can be easy to ignore these systems because they are usually quite reliable. By its very nature, when a closed-loop system remains closed and operates properly for an extended period of time, it is often […]

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Restructuring on Horizon for Siemens and GE

Siemens and General Electric, two rivals battling financial problems due to fewer orders for their flagship energy products and services, could each announce major restructuring moves in the coming weeks, according to media reports. Reuters on June 21, citing a person familiar with the matter, said Siemens plans to merge or trim some of its […]

Comparison of lights at night in Puerto Rico before (top) and after (bottom) Hurricane Maria. Note: Lower image date should read "September 25, 2017". Source: NOAA

Puerto Rico’s Grid Needs Resiliency. Here’s Why It Won’t Be Easy.

Puerto Rico’s energy infrastructure must be redesigned and rebuilt with an emphasis on resilience—and that will require wide-ranging, long-term efforts, the Department of Energy (DOE) says in a new report. In its June 20 report, “Energy Resilience Solutions for the Puerto Rico Grid,” the agency lists a number of recommendations for the government of the […]

Laramie River Station coal power plant Source: LMB Photography

Analysts: Coal Generation Will Plummet More Than 70%

About half the world’s power will be generated by wind and solar resources by 2050. Generation from coal will drop more than 70% from today’s levels. That’s according to research from energy analysts published June 19 in the “New Energy Outlook 2018” (NEO) from Bloomberg New Energy Finance (BNEF). The NEO report outlines information from […]

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FERC: There Is No Grid Emergency

President Trump wants to provide financial support to struggling coal and nuclear power plants. He’s told the Department of Energy (DOE) to make it happen. But a bipartisan group of lawmakers on Capitol Hill, along with commissioners from the Federal Energy Regulatory Commission (FERC), made it clear June 12 they don’t support federal government intervention […]


GE Will Cut Jobs, End Manufacturing at Virginia Plant

General Electric’s (GE’s) power unit has said it will end manufacturing operations at its plant in Salem, Virginia, next year, with more than 260 workers losing their jobs, according to union officials. Officials noted that 42% of the affected workers are eligible for retirement. The plan announced June 8 said the Salem plant, which opened […]

Linkou Thermal Power Plant is  a three-unit plant owned by Taiwan Power Co. Units 1 and 2, went online in October 2016 and March 2017, and Unit 3, will come online in 2019. Courtesy: MHPS

Tests Incorporating AI in Coal Plant Boiler Combustion Tuning Reap Big Results

Tests of a boiler combustion tuning system employing artificial intelligence (AI) at a Taiwanese coal-fired power unit verify improvements to fuel economy that could ultimately reduce costs by up to $1 million annually, Mitsubishi Hitachi Power Systems (MHPS) announced on June 11. Verification testing of the AI-enabled combustion tuning system was conducted at Unit 2 […]

Courtesy U.S. Army graphic (Photo Credit: U.S. Army)

Employees Safe After Tornado Hits Dry Fork Coal Plant in Wyoming

Employees at Basin Electric Power Cooperative’s 385-MW coal-fired Dry Fork Station are all safe after a tornado touched down at the plant’s site in Gillette, Wyoming, on June 1. The company described the harrowing hour before and after the tornado hit the plant and surrounding area. Though the plant “mostly avoided damage,” employee safety protocol […]

The Navajo Generating Station, near Page, Arizona, is owned by SRP and serves electric customers in Arizona, Nevada, and California. The station also supplies energy to pump water through the Central Arizona Project.
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Chicago Company Preparing Offer for Navajo Generating Station

A suburban Chicago-based energy company executive on June 7 told Arizona officials his group is putting together a proposal to purchase the Navajo Generating Station (NGS), the largest coal-fired power plant in the western U.S. The plant’s current owners have said they will close the 2,250-MW facility by year-end 2019 unless a buyer is found. […]

Figure 2 - Emerson Dunkirk

Completion of Dunkirk Coal-to-Gas Repowering Project Uncertain

A long-stalled plan to repower NRG Energy’s coal-fired 435-MW Dunkirk power plant in Chautauqua County, near Buffalo, New York, to natural gas may be scrapped, owing to uncertainty involving New York Independent System Operator’s (NYISO’s) interconnection process, the company said. NRG mothballed all four units at the plant by January 2016 during four years of […]