O&M

Coal-fired power plants can significantly improve wet limestone scrubbing with advanced process control. One optimization system implemented at a Japanese facility utilized enhanced regulatory control

A subsidiary of grid operator PJM Interconnection has joined with a Switzerland-based group to build and evaluate a blockchain-based tool to help the U.S. power generation industry. Energy Web Foundation (EWF) and PJM Environmental Information Services (PJM-EIS) on October 25 said they would collaborate on developing and testing a reference implementation of EWF’s open-source Energy […]

Proactive equipment maintenance continues to be a priority for power plant operators. ServiceMax, a GE Digital company that provides field service management software, on October 25 announced it has launched its Predix ServiceMax Asset Service Management (ASM), a new offering to help operators “transform their entire asset maintenance process from a break-fix model to a […]

Competitive maintenance uses an analytical process and condition-monitoring tools to select the optimum maintenance strategy for each plant system. For example, the optimum strategy for the plant’s steam turbine will be different than that for its gas turbine, and vastly different than that of its feedwater pumps. How well do you know your maintenance strategies? […]

Test Your Knowledge The quizzes provided here offer an easy way to test your knowledge of various power-related subjects. If you want to learn more about the quiz topics, follow links to articles from the POWER archive, which are provided on each individual quiz webpage. Competitive Maintenance Strategies Quiz https://www.powermag.com/test-your-knowledge-competitive-maintenance-strategies/ Scaffold Safety Quiz https://www.powermag.com/test-your-knowledge-scaffold-safety/ Monitoring and Treatment of Closed-Loop […]

In July 2016, a coal silo collapsed at an Indiana power plant. The root cause was identified as cracking of the cone-to-skirt weld. Warnings to inspect this vulnerable weld were published widely in conference proceedings and trade journal articles. Nevertheless, coal silos continue to fail at an alarming rate (Figure 1), which suggests that the […]

The U.S. Senate has cleared a major water infrastructure bill that contains several provisions promoting hydropower development, sending it to the president’s desk. The Senate passed S. 3021, “America’s Water Infrastructure Act of 2018,” on October 10 through a bipartisan vote of 99–1. Because the House of Representatives unanimously passed the bill in a voice […]

New drawn arc welding technology increases productivity and quality Kennesaw, Georgia, USA, Oct. 03, 2018 (GLOBE NEWSWIRE) — Industrial Specialists, a BrandSafway company and a member of the American Welding Society, is introducing BrandTech™ Precision Welding, a modular-welding system with built-in technology, which allows for one or two welding guns to be used at the […]

Low power factor reduces an electrical system’s distribution capacity by increasing current flow. Therefore, having a low power factor is inefficient and expensive. But what is power factor and what affects

Understanding the properties of bulk materials and how they interact with environmental factors is vital to safe operations, but having an honest conversation about the hazards, so risks can be properly

The Tennessee Valley Authority’s third coal plant conversion to gas combined cycle generation, at the venerable Allen plant near Memphis, Tennessee, created the most-efficient combined cycle plant in its

Corrosion products can form quickly in power plant systems if water, air, and metal are allowed to occupy the same space. Localized corrosion can take any of several distinct forms, such as stress corrosion

Safety should be the top priority on any job site and goes hand in hand with operational excellence. Risk mitigation and safety are exceptionally important for power plants due to the nature of the industry

Scorching temperatures during the summer of 2018 forced a swathe of power plants across the world to reduce power or shut down temporarily, owing to warmer-than-usual temperatures of cooling water and other

Silicon Valley Power implemented a system using machine-learning technology to monitor critical power plant components. The solution has proven to reduce downtime and save money. Furthermore, its wireless

Innovative welding techniques can produce consistently better-quality joints. Special alloys, appropriate pre- and post-weld heat treatment, and proper weld procedures can all help prevent catastrophic failure

The California Independent System Operator’s Energy Imbalance Market (EIM) is a real-time energy market, the first of its kind in the western U.S. EIM’s advanced market systems automatically find low-cost

KivuWatt, a 26.2-MW power plant in Kibuye, Rwanda, was conceived to help reduce risk of an overpressure gas outburst at Lake Kivu. The first-of-its-kind integrated methane gas extraction and production

Every power generation facility is unique, as are the functions and maintenance requirements for their equipment. Keeping equipment in working order and avoiding downtime is critical. Plants will sometimes use

Built and developed in accordance with the principles of vaastu shastra, this 1.5-GW “mega” gas power plant in India imbues positivity and proactivity into all aspects of plant operation. It has resulted

Duke Energy will swallow $30 million in runaway costs associated with operating its five-year-old 618-MW integrated gasification combined cycle (IGCC) facility in Edwardsport, Indiana, if a settlement the company reached with Indiana consumer groups last week is approved. Duke declared Edwardsport Generating Station “in service” in June 2013, despite a series of hiccups that delayed […]

PALMYRA, N.Y., Sept. 26, 2018 /PRNewswire/ — Garlock – a leading manufacturer of high-performance fluid sealing products – has launched ABRA-SHIELD™, a proprietary expansion joint liner material designed for abrasion resistance and sustainability in demanding high temperature operating conditions. As the newest addition to Garlock’s family of abrasion resistant expansion joint materials, ABRA-SHIELD™ will join […]

According to a recent maintenance study published by Plant Engineering, more than 50% of respondents said their plants are still heavily relying on reactive maintenance. However, organizations and industries (including the power industry) have slowly started to move toward a more proactive maintenance approach because of the numerous benefits its implementation provides. This article addresses […]

HEATHERBRAE, NSW, Australia, Sept. 24, 2018 /PRNewswire/ — Conco Systems Pty Ltd. has completed the four-year, four-unit Stanwell Power Station Midlife Condenser Re-tube. The massive condenser re-tubing project began in Stanwell’s Unit 1 in 2015, and continued for a total of four years, with an additional unit being re-tubed during scheduled outages each year. The […]

Plastic Refractories: Tried-and-True Materials That Meet Quick-Turn Demands NORTHBROOK, IL, SEPTEMBER 19, 2018 — Increased production pressures have sparked a rise in inquiries regarding rapid dry-out materials. Often times, the inquirer wants to use a rapid-fire material to reduce the down-time of their furnace equipment. The faster a furnace can be brought back online, the faster […]

Xcel Energy on September 12 launched a drone to inspect electric power lines near Fort St. Vrain Generating Station in Platteville, Colorado—marking the first flight by a U.S. utility beyond visual line of sight (BVLOS) during ongoing inspections. Xcel on Wednesday launched a 35-pound drone that is equipped with two cameras, as local, state, and federal […]

Advantech-DLoG, a leading industrial and rugged computer provider, is pleased to announce its AIM-68 10″ industrial-grade tablet with compact and lightweight design, as well as multiple I/O ports (PresseBox) (Germering, 05.09.18) Powered by an Intel® Atom™ x7-Z8750 processor with support for dual OS, AIM-68 is aimed at diverse applications in various vertical markets. AIM-68 also […]

New explosion isolation flap valves from IEP Technologies, part of the HOERBIGER Group, are a reliable and cost effective way to mitigate the risk of dust explosions propagating to upstream equipment. IEP Technologies announces the introduction of the IFV and IFV-M Isolation Flap Valves. These self-actuating devices are cost effective, easy to install, and reliable. […]

PRUFTECHNIK single-laser technology – the key for easy and high accuracy measurement Ismaning, September 2018 – The world market leader of laser alignment instruments PRUFTECHNIK proudly announces the launch of the new OPTALIGN touch system. The OPTALIGN touch by PRUFTECHNIK is the equipment of choice for simple, fast and precise daily alignment jobs – a tool […]

On many combined cycle projects, the major decisions about boiler chemistry are left until after the plant has been designed, equipment is procured, and construction is well underway. However, the best time to make these chemistry decisions is in the design phase of the project. That enables the engineering, procurement, and construction (EPC) contractor to […]