Combined Cycle

The Turbomachinery News Network, for the week of September 8, 2025, covers news from GE Vernova, Mitsubishi Power, Rolls-Royce, and NextDecade.

The new gas turbines, steam turbines, and auxiliary equipment will increase power generation capacity to meet rising industrial and residential electricity demand.

Following Mitsubishi’s large-frame turbine deliveries, the O Mon 4 power plant will raise Petrovietnam’s total installed capacity to over 9,300 MW.

The five-year contract addition allows EthosEnergy to continue life-extension strategies, maximizing asset uptime and minimizing cost for Spirit Energy’s gas assets.

The regasification facility will strengthen natural gas supplies across southern Taiwan, using seawater to heat cryogenic LNG into a gaseous state for pipeline transportation.

The hyperscale project will be powered by 944 MW of behind-the-meter, natural gas combined-cycle combustion turbines, supported by battery storage and a backup grid connection.

The Rumah 1 and Nairyah 1 projects are combined-cycle, gas turbine-equipped power plants with a combined 3,600 MW of generating capacity.

Myth Busters Klaus Brun and Rainer Kurz discuss what AI is and isn’t, its shortcomings and strengths, and how it’s changing the turbomachinery and power generation industries.

The July/August 2025 issue highlights our industry survey and key factors shaping the turbomachinery sector, including supply-chain challenges, labor shortages, and the rise of mobile and advanced technologies to meet power demand.

Turbomachinery faces challenges like labor shortages and supply chain issues, but innovative solutions help the industry meet growing energy demand.

Jeff Moore of SwRI and the STEP Demo team reports 4 MWe net power from 10 MWe sCO₂ turbine; testing confirms low vibration, stable bearings, and scale-up potential.

Flexible solutions such as synchronous condensers and battery storage stabilize power supply and address critical issues like inertia, voltage, and short-circuit power.

The Rhode Island State Energy Center, owned by Shell Energy, is a two-by-one combined-cycle gas turbine power plant.

Industry leaders discuss strategies—collaborating with academia, partners, and networking—to cultivate a skilled workforce and address labor challenges.

The first block at the Taiwan power plant provides 1.3 GW of cleaner energy, aiming to replace coal units and reduce emissions while stabilizing the country’s electricity grid.

Jeff Moore of SwRI highlights the successful testing of a 10 MWe sCO2 turbine in simple-cycle configuration, initially achieving over 8 MW of gross shaft power and 4 MWe net electric output when synchronized to the grid.

At Turbo Expo 2025, Susan Scofield of Siemens Energy says great role models, mentoring programs, and building networks support women in turbomachinery.

Baker Hughes is set to support Saipem's Eni-led Liverpool Bay CCS Project, enhancing CO2 storage capabilities in the U.K. through advanced compression technology.

GE Vernova will supply six XPRESS LM2500 aeroderivative gas turbine modular packages and an emissions control system to boost Puerto Rico's capacity for peak summer demand and potential emergency power.

AI is revolutionizing design, manufacturing, and operations while simultaneously advancing decarbonization efforts and addressing workforce development challenges.

JERA and KHI sign an MoU to develop a CCUS value chain, testing innovative carbon capture technology at Yokosuka Thermal Power Station, aiming for net-zero CO2 emissions by 2050.

Dr. Eric Petersen of Texas A&M says the newly established Energy and Propulsion Research Consortium aims to foster research funding to support research.

Ansaldo Energia supplied four advanced AE94.3A gas turbines and four generators for the Mingachevir-based plant facility.

IHI and GE Vernova are co-developing a new gas turbine combustor to burn up to 100% ammonia in GE Vernova’s F-Class gas turbines.

Susan Scofield of Siemens Energy says conferences and dinners like Celebrating Women foster relationships among like-minded men and women in the industry.