Plant Design
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Renewables
New Solar Roads Unveiled
Solar roadways—roads that incorporate embedded photovoltaic cells—have piqued interest for several years. A few examples are finally being rolled out, though their practical applications are still being evaluated. On December 20, global transport infrastructure group Colas completed installing a solar panel paving system it calls “Wattway” (Figure 5) over 50 square meters (m2) at the […]
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Legal & Regulatory
Counterfeit Parts: Why Authenticity Is Imperative
When it comes to running a power plant, it’s easy to take the little things for granted. Yet it’s the little things that often have the greatest impact on plant managers’ ability to deliver reliable service for their customers. Take power, for instance. Plant managers are focused on bringing power to their customers. But are […]
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Renewables
New Options in Industrial CHP Boost Efficiency and Returns
Combined heat and power (CHP) has long been a popular option for industrial self-generation, but new technologies and business partnerships are taking the sector well beyond the traditional boilers and diesel gensets. The Erving Paper Mill in the western Massachusetts town of the same name has operated for more than 100 years. Once part of […]
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O&M
Gas Chromatographs Offer New Technology for Power Plant Burner Control
Background burner control is critical for power and industrial plants because it affects emissions, energy costs, and process efficiencies. For natural gas burners, variations in gas composition can have a
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Plant Design
Advanced Furnace Draft Pressure Control Using Electraulic Damper Drives
Pneumatic furnace damper drives may be more common, but electro-hydraulic actuators provide several advantages to the more traditional control scheme. One fossil-fired plant in Taiwan achieved more consistent and accurate furnace draft pressure control by retrofitting its dampers with Electraulic actuators, optimizing combustion and increasing boiler availability in the process. Fossil fuel–fired power plants worldwide […]
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Coal
Pushing the Ultra Envelope: Advanced Power Technologies Are Mainstream in China
China, which continues to build more new coal plants than any other nation, is also on the forefront of deploying the most advanced coal plant technologies. However, these advanced units could face
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O&M
Understanding Boiler Code Compliance and Magnetic Level Gages
A magnetic level gage may be an excellent addition to a power plant boiler’s drum-level instrumentation. However, before any changes are made, owners must first understand the specific minimum requirements for water level instrumentation defined by the American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessel Code. The code requires a functional water gage […]
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Nuclear
TOP PLANT: Beloyarsk Nuclear Power Plant Unit 4, Sverdlovsk Oblast, Russia
Owner/operator: Rosenergoatom Fast-neutron reactors are pivotal to Russia’s ambitious nuclear power plans. The successful construction, grid-connection, and testing of the country’s first BN-800 reactor at its Beloyarsk nuclear plant is a major achievement in the right direction. Since the Soviet Union began its first experimental nuclear power projects in the 1940s, Russia has embraced nuclear’s […]
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Coal
Advanced CFB Technology Gains Global Market Share
Circulating fluidized bed (CFB) technology is taking a growing share of the international coal-fired power generation market, particularly in the Pacific Rim and China. Indigenous designs are also growing in
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Renewables
Crescent Dunes: 24 Hours on the Sun
Dreams of a future of round-the-clock dispatchable solar energy may have become reality at the Crescent Dunes Solar Energy Project in Nevada.