Toward decarbonized power generation with gas turbines by using sequential combustion for burning hydrogen

MR Bothien, A Ciani, JP Wood… - … of Engineering for …, 2019 - asmedigitalcollection.asme.org
Excess energy generation from renewables can be conveniently stored as hydrogen for later
use as a gas turbine fuel. Also, the strategy to sequestrate CO2 from natural gas (NG) will …

Direct Numerical Simulation of hydrogen combustion at auto-ignitive conditions: Ignition, stability and turbulent reaction-front velocity

A Gruber, MR Bothien, A Ciani, K Aditya, JH Chen… - Combustion and …, 2021 - Elsevier
Abstract Direct Numerical Simulations (DNS) are performed to investigate the process of
spontaneous ignition of hydrogen flames at laminar, turbulent, adiabatic and non-adiabatic …

An introduction to the Ansaldo GT36 constant pressure sequential combustor

DA Pennell, MR Bothien, A Ciani… - … Expo: Power for …, 2017 - asmedigitalcollection.asme.org
This paper introduces and presents validation of the Constant Pressure Sequential
Combustion system (denoted CPSC), a second generation concept developed for and …

Direct numerical simulation of flame stabilization assisted by autoignition in a reheat gas turbine combustor

K Aditya, A Gruber, C Xu, T Lu, A Krisman… - Proceedings of the …, 2019 - Elsevier
A three-dimensional direct numerical simulation (DNS) is performed for a turbulent hydrogen-
air flame, represented with detailed chemistry, stabilized in a model gas-turbine combustor …

Reviewing H2 Combustion: A Case Study for Non-Fuel-Cell Power Systems and Safety in Passive Autocatalytic Recombiners

MH Du Toit, AV Avdeenkov, D Bessarabov - Energy & Fuels, 2018 - ACS Publications
This Review looks at past and current research and development (R&D) on H2 combustion
in terms of power generation in gas turbines and safety in passive autocatalytic recombiners …

Superior fuel and operational flexibility of sequential combustion in Ansaldo Energia gas turbines

A Ciani, MR Bothien, B Bunkute… - Journal of the Global …, 2019 - journal.gpps.global
The increasing use of renewables for energy production is also accompanied by an
increasing need for flexible power production, while aiming at carbon free emissions. The …

Investigation on the coupling mechanism of streamwise and jet vortices of hydrogen micromix combustion

D Mo, Y Lin, Y Liu, X Han - International Journal of Hydrogen Energy, 2024 - Elsevier
Hydrogen is one of the most promising fuels for achieving zero carbon emissions in civil
aviation. However, the rapid flame speed would easily lead to flashback issues, and its ultra …

Using hydrogen as gas turbine fuel: premixed versus diffusive flame combustors

M Gazzani, P Chiesa, E Martelli… - … of engineering for …, 2014 - asmedigitalcollection.asme.org
This work aims at estimating the efficiency gain resulting from using lean premixed
combustors in hydrogen-fired combined cycles with respect to diffusive flame combustors …

Sequential combustion in gas turbines: the key technology for burning high hydrogen contents with low emissions

MR Bothien, A Ciani, JP Wood… - … expo: power for …, 2019 - asmedigitalcollection.asme.org
Excess energy generation from renewables can be conveniently stored as hydrogen for later
use as a gas turbine fuel. Also, the strategy to sequestrate CO2 from natural gas will require …

Unstretched unburned flame speed and burned gas Markstein length of diluted hydrogen/air mixtures

BC Duva, E Toulson - International Journal of Hydrogen Energy, 2022 - Elsevier
Fundamental combustion characteristics of H 2/air flames with the addition of actual H 2/air
combustion residuals (a mixture of 65% N 2+ 35% H 2 O by mole) are examined …