Responsibilities: • Collaborated with engineering team in the design and development of
gas turbine combustion systems advanced technology.
Although the CHARLES solver was developed to tackle problems like high - fidelity jet engine simulation and supersonic jet noise prediction, it had never been applied to predict combustion dynamics in a configuration as complex as a GE
gas turbine combustion system.
Not exact matches
«The
combustion turbines are already up and running and checked out on natural
gas.
Rocket engines,
gas turbines and diesel engines experience conditions in their
combustion chamber that exceed the critical conditions of their fuel, and supercritical finely atomized sprays are used to coat tablets in the production of medicines.
In an H - class
gas turbine,
combustion takes place within 6 - foot - long chambers at high temperature and pressure.
A simulation of
combustion within two adjacent
gas turbine combustors.
«Advanced
gas turbine technology gives customers one of the lowest installed costs per kilowatt,» said Joe Citeno,
combustion engineering manager for GE Power.
The twin - scroll turbocharger design has several other advantages over traditional, single - scroll turbocharging systems, including: • Improved
combustion efficiency • Low engine - speed efficiency • Kinetic exhaust
gas energy is not wasted or trapped • Cooler cylinder temperatures • Lower exhaust temperatures • Leaner air / fuel ratio • Better pressure distribution in the exhaust ports and more efficient delivery of exhaust
gas energy to the turbocharger's
turbine Veloster's twin - scroll turbo has superior handling of exhaust
gas separation at the
turbine leading to improved low - end torque and faster transient torque response.
That project would include the closure of DEP's existing 379 MW Asheville 1 and 2 coal units and construction of about 752 MW of natural
gas - fired generation (two 280 MW combined cycle units proposed to commence operations in 2019 and an optional 192 MW
combustion turbine unit proposed to commence operations in 2023).
How CHP works is by using the heat that would otherwise be wasted in exhaust
gases from fossil
combustion systems, such as flue
gases from a coal - or biomass - fueled boiler or exhaust from a
gas turbine or reciprocating engine, to produce steam and / or hot water for various industrial or commercial needs.
Fossil fuel electric generation: Electric generation in which the prime mover is an internal
combustion engine or a
turbine rotated by high - pressure steam produced in a boiler or by a hot exhaust
gas produced from the burning of fossil fuels.
The NRDC cites the «2016 State of the Market» report by PJM, the largest grid operator in North America, as showing that «new entrant natural
gas - fired combined cycle plants,
combustion turbine plants, and solar are economical, but that new coal and nuclear plants are not.»
Gas reactor heats helium that drives helium turbo - compressor that in turn rotates the air compressor of a
combustion turbine.
* On page 88 of the IRP, Dominion provides it own capacity factor forecasts: solar 25 %, combined cycle
gas 70 %,
gas combustion turbines 10 %, nuclear 96 %, onshore wind 42 %, offshore wind 42 %.
Eligible technologies include energy storage, wind
turbines, pressure reduction
turbines, fuel cells, waste heat capture and combined heat and power (CHP), internal
combustion engines (ICE), microturbines and
gas turbines.
[1] An NGCC plant first uses a
gas combustion turbine to generate electricity, then uses the waste heat to make steam to generate additional electricity in a steam
turbine.
Because
gas combustion turbines require no cooling (having no steam to condense), the overall combined cycle system requires much less water for cooling than traditional steam
turbine technologies.
The rest are simple
gas combustion turbines (9 percent) or simple steam
turbines (9 percent).
All three are natural -
gas fired
combustion turbines.
If
gas turbines are used for backup, startup time is about 30 min from dead stop, less from a low load situation where fuel consumption and emissions are low, less for
combustion systems.
But what does the increasing role of energy storage as peaker replacement mean for investments in new
combustion turbine, or even combined cycle plants, and
gas pipelines?
«The [latest models of] natural
gas combustion turbines that would be purchased to provide capacity have a levelized cost of energy of $ 0.194 / kWh and run 20 % of the year, according to the 2014 Tucson Electric Power IRP,» Lon Huber, a consultant for the Arizona consumer advocate, told Utility Dive.
«The [latest models of] natural
gas combustion turbines that would be purchased to provide capacity have a levelized cost of energy of $ 0.194 / kWh and run 20 % of the year,
Internal
combustion may be able to fight back for a time by moving to
gas turbines, which are potentially about twice as efficient as a conventional diesel.
Less expensive but less efficient power plants like
combustion gas turbines are useful for capacity and flexibility because they are used only infrequently.
Note: «Other Fossil» includes oil and
gas steam units and
combustion turbines.
A conventional natural
gas combustion turbine of the required size might require approximately $ 195 million in overnight capital costs (given the cost assumptions used in EIA's Annual Energy Outlook).
Baseload generators, like nuclear units, typically have high capacity factors, while peaking generators like natural
gas - fired
combustion turbines have low capacity factors.
Combined cycle: An electric generating technology in which electricity is produced from otherwise lost waste heat exiting from one or more
gas (
combustion)
turbines.
The model «incorporates the addition of previously committed
gas ‐ fired generation in the region in 2018» and cites the «CPV Valley unit, at 650 MW; and a generic
combustion turbine unit at 90 MW».
Methane that is currently flared can be processed and introduced into the closest natural
gas pipeline or it can be used directly to produce electricity in a microtubine, internal
combustion engine or a boiler and steam
turbine.
Gas turbine is the machinery that extracts energy from flow of combustion gas and is used to power aircrafts, trains or generato
Gas turbine is the machinery that extracts energy from flow of
combustion gas and is used to power aircrafts, trains or generato
gas and is used to power aircrafts, trains or generators.
Performed performance tests on boilers, furnaces, pumps, compressors,
combustion gas turbine generators,
turbine drivers, extraction / condensing
turbines, TEG, DGA and dehydrators.