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News
Obama’s 2010 Budget Calls for Carbon Cap-and-Trade, Slashes Yucca Mountain Funding
Along with a focus on the development of a clean energy economy, President Barack Obama’s proposed $3.55 trillion budget for 2010 factors in a carbon cap-and-trade system to fund investments in clean energy, and it slashes funding for the proposed Yucca Mountain nuclear waste repository.
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News
DOE Renewable Energy Loan Guarantees Could Be Announced Within Two Weeks
The first loan guarantees issued by the Department of Energy (DOE) could reportedly be announced within the next two weeks, with awards likely going to solar and energy efficiency technologies.
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Smart Grid
More Transmission Lines Equal the Same Dumb Grid, Institute Warns
Building new transmission lines indicates support for the development of a national grid, but doing so would ultimately stifle entrepreneurship and innovation, a campaign focused on the creation of a “perfect” consumer-focused electric energy system has warned.
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News
UK Coal-Fired Plant Decision Unlikely Before Autumn
The UK government has reportedly delayed its decision on an application by German power generation giant E.ON to build a 1,600-MW clean coal power station at Kingsnorth, in Kent, until after the summer.
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News
China to Triple Ultra-High-Voltage Transmission Lines by 2012
China’s State Grid Corp., the national transmission and distribution body that commercially deployed a 1,000-kV ultra-high-voltage (UHV) AC demonstration project 640 kilometers long in January, has reportedly said it will now build 17,600 km of UHV lines by 2012.
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News
Kansas Lawmakers Continue Battle to Resurrect Sunflower Coal Plants
The Kansas House on Friday passed by a 79-44 vote a bill that could resurrect two coal-burning power plants proposed for western Kansas, but it was five votes short of the two-thirds majority needed to overturn a veto by Gov. Kathleen Sebelius.
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News
DOE Partner Begins Injecting 50,000 Tons of Carbon Dioxide in Michigan Basin
A U.S. Department of Energy (DOE) team of regional partners has begun injecting 50,000 metric tons of carbon dioxide into a Michigan geologic formation believed to be capable of storing hundreds of years’ worth of the greenhouse gas. This attempt follows an initial project at that site, which entailed the injection of 10,000 tons of carbon dioxide.
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News
Georgia Approves Nuclear Funding; Kentucky Could Lift Nuclear Ban
The Georgia House approved a bill last week that authorizes Georgia Power to collect in advance some of the cost to expand a nuclear power facility at its Plant Vogtle site in Burke County, Ga. Meanwhile, a Kentucky House committee approved a bill to lift a 25-year moratorium on nuclear power plants.
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News
Access Intelligence Acquires Offshore Communications and EnergyOcean Conferences
POWER magazine’s parent company, Access Intelligence LLC, on Monday announced the purchase of two conference-based tradeshow events from Technology Systems Corp.: Offshore Communications, a conference dedicated to the business of providing communications services and technology to the ocean industry, and EnergyOcean, focusing on the activities offshore to develop sustainable energy sources for the future of civilization.
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Business
POWER Digest (March 2009)
News items of interest to power industry professionals. RWE and E.ON to partner on new UK nuclear capacity. German giants RWE AG and E.ON AG on Jan. 14 said they would partner to develop new nuclear power stations in the UK. The 50:50 joint venture will have a long-term focus on seeking secure sites being […]
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News
Vibratory Ash Extractor
The Vibratory Ash Extractor (VAX) recently unveiled by United Conveyor Corp. is designed to improve operational efficiencies for dry bottom ash – handling at plants whose operators want to transition away from wet systems. Suitable for pulverized bituminous and subbituminous coal boilers, the VAX can also be retrofitted for lignite-fired boilers. To minimize forced boiler […]
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Legal & Regulatory
Generators Propose a Plan for Carbon Pricing
With the U.S. economy currently in a free fall, some utility industry leaders and elected officials argue that carbon cap legislation should be put on hold while the country recovers financially. However, President Barack Obama has a different game plan.
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Coal
Polish Plant Beats the Odds to Become Model EU Generator
Once a Soviet satellite, Poland is now transforming into a thoroughly modern nation. To support its growing economy, this recent European Union member country is modernizing its power industry. Exemplifying the advances in the Polish electricity generation market is the 460-MW Patnów II Power Plant — the largest, most efficient (supercritical cycle), and environmentally cleanest lignite-fired unit in the country.
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Water
Flue Gas Desulfurization Wastewater Treatment Primer
Purge water from a typical wet flue gas desulfurization system contains myriad chemical constituents and heavy metals whose mixture is determined by the fuel source and combustion products as well as the stack gas treatment process. A well-designed water treatment system can tolerate upstream fuel and sorbent variation over time and consists of multiple process treatment steps arranged in just the right order to produce wastewater acceptable for discharge.
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Water
Oak Creek Power Plant Upgrades Cooling Water System
Formed suction intake designs have been used in many large vertical pump stations in flood control projects. Space limitations at the Oak Creek Power Plant Expansion Project near Milwaukee, Wisconsin, created a unique opportunity to apply this technology to an 800,000-gpm cooling water system upgrade for the entire Oak Creek Power Plant.
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Hydro
What’s Damming Hydrokinetic Power in the U.S.?
Barely a month after the U.S. Federal Energy Regulatory Commission (FERC) licensed the nation’s first commercial hydrokinetic power station, Houston-based Hydro Green Energy in January completed installation of the first of two turbines at an existing run-of-river hydropower plant on the Mississippi River for the Minnesota city of Hastings. When the second turbine is installed later this spring, the two hydrokinetic turbines will constitute a floating array that will sit on top of a barge at the Army Corps of Engineers’ Lock & Dam No. 2.
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O&M
Boiler-Tuning Basics, Part I
Tuning power plant controls takes nerves of steel and an intimate knowledge of plant systems gained only by experience. Tuning controls also requires equal parts art and science, which probably is why there are so few tuning experts in the power industry. In Part I of a two-part series, we explore a mix of the theoretical and practical aspects of tuning boiler controls.
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Waste to Energy
Power Generators Turn to Diverse Fuels
Like the airline industry, power generators all over the world have been seeking alternative fuels with which to produce electricity, and the blends are bound to get stranger. One company is looking to make liquid fuels from chicken fat, beef tallow, and pork lard, for example. Here’s a list of innovative fuels that generators could use in the near future.
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O&M
"Blueprint" Your Pulverizer for Improved Performance
Pulverizer throughput is determined by the coal fineness desired for a given coal. However, compromising on coal fineness when your pulverizer isn’t up to snuff can increase NO x and cause many furnace problems. Your least costly option for increasing pulverizer capacity is to pay careful attention to key dimensions and critical tolerances during your next overhaul.
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Solar
PV Sales in the U.S. Soar as Solar Panel Prices Plummet
Solar panel prices have taken a 10% tumble since October last year, and they are expected to drop another 15% to 20% this year, owning to an oversupply from the mass of new factories and draining demand in Germany and Spain, where solar incentives were recently cut. In the U.S., the low prices — pushed even lower by the renewed solar tax credits that took effect on Jan. 1 and other incentives — have heightened demand, both on the distributed generation level and at utility scale.
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Environmental
Update: What’s That Scrubber Going to Cost?
POWER published a summary of the flue gas desulfurization system scrubber cost survey conducted by the EUCG’s Fossil Productivity Committee in our July 2007 issue. Although the detailed results of the latest survey are proprietary to EUCG members that participated in it, we are privileged to present the newest summary data. The bottom line: Costs continue to rise but appear to be more predictable.
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News
Superconductor Motor for Navy Passes Full-Power Test
American Superconductor Corp. (AMSC) and Northrop Grumman Corp. in January said they successfully completed a full-power test of the world’s first 36.5-MW high-temperature superconductor (HTS) ship propulsion motor.
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O&M
Helping Power Plant Control Systems Achieve NERC CIP Compliance
This guide offers suggestions from a control system engineering perspective for protecting power-generating units that are determined to be critical cyber assets
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Hydro
Saving the Dead Sea
If measures aren’t taken immediately to replenish the rapidly shrinking Dead Sea, the very salty body of water in the Middle East will shrivel up within 50 years — and that could pose an environmental calamity, experts have warned.
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News
Below-the-Belt Protection
Skirtboard sealing systems are installed on the sides of belt conveyor loading zones to contain material, eliminate spillage, and reduce cleanup expenses. The new Double APRON SEAL Skirting system from Martin Engineering provides two wear surfaces on a single elastomer-sealing strip that’s installed along the bottom of the skirt board. When the bottom side of […]
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Hydro
International Organization to Push Renewable Energy
Seventy-five countries from around the world joined a new political agency dedicated to the acceleration of green energy this January, but several notable nations — including the U.S., Canada, Australia, UK, Japan, and China — were not among them.
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Commentary
Energy Efficiency Takes Center Stage in Texas
For decades, it’s been well-known in the country and western (C&W) music industry that "if you’re gonna play in Texas, you gotta have a fiddle in the band." The guitars, drums, harmonicas, and piano — they’re all expected on stage. But as the legendary C&W group Alabama recognized, a fiddle is a must when performing […]
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O&M
Best Management Practices for Coal Ash Ponds
The unfortunate coal ash spill at the Tennessee Valley Authority’s (TVA’s) Kingston Fossil Plant that occurred on December 22 has heightened national awareness of the problems associated with utilities’ coal ash surface impoundments if they are not properly maintained.
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O&M
Reduce Costs with Wireless Instrumentation
New wireless technologies for power plant instrumentation offer significant cost savings when compared to traditional wired networks. The value of this cost savings is especially relevant in the highly competitive power industry, where aging facilities are common and upgrades are an expensive necessity. Modern wireless networks offer a reliable upgrade path that even provides some unexpected benefits when compared to traditional copper networks.
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News
Temperature Detectives
Wahl Instruments’ two newly released digital resistance temperature detectors (RTD) — the DST500 Temperature Indicator and the DSX500 Transmitter Thermometer (shown here) — feature high-precision temperature measurement technology and a 1-inch LCD display. The units are available in a variety of standard and custom-built probe configurations, including mercury-in-glass (MIG) standard tapered bulb for drop-in direct […]