TAPS (Twin Annular Pre-mixing Swirler)
E567979
TAPS (Twin Annular Pre-mixing Swirler) is an advanced low-emissions aircraft engine combustor design that premixes fuel and air using twin annular swirling flows to reduce nitrogen oxide (NOx) formation.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
aircraft engine combustor technology
ⓘ
gas turbine combustor design ⓘ low-emissions combustor ⓘ |
| abbreviationFor | Twin Annular Pre-mixing Swirler NERFINISHED ⓘ |
| addressesIssue |
environmental impact of aircraft emissions
ⓘ
formation of thermal NOx at high flame temperatures ⓘ |
| aimsTo |
improve emissions performance of aircraft engines
ⓘ
reduce NOx formation ⓘ |
| appliedIn |
low-NOx combustor systems
ⓘ
modern turbofan engines ⓘ |
| combustionType | lean premixed combustion ⓘ |
| combustorGeometry | annular combustor ⓘ |
| combustorType | premixed-prevaporized style combustor ⓘ |
| controlsParameter |
fuel staging between annular passages
ⓘ
swirl intensity of air flow ⓘ |
| designGoal |
maintain stable combustion over wide operating range
ⓘ
meet stringent aviation emissions regulations ⓘ minimize pattern factor and temperature non-uniformity at turbine inlet ⓘ |
| engineeringDomain |
aero-thermal engineering
ⓘ
combustion engineering ⓘ |
| hasAdvantage |
improved fuel–air mixing quality
ⓘ
lower NOx emissions compared with conventional diffusion flame combustors ⓘ reduced hot streaks entering turbine ⓘ |
| hasDesignFeature |
annular combustor configuration
ⓘ
premixed fuel–air mixture ⓘ swirler-based air–fuel mixing ⓘ twin annular swirling flows ⓘ |
| hasFullName | Twin Annular Pre-mixing Swirler NERFINISHED ⓘ |
| hasFunction |
premix fuel and air before combustion
ⓘ
reduce nitrogen oxide emissions ⓘ support low-emissions combustion ⓘ |
| operatesBy |
creating twin annular swirling air flows
ⓘ
mixing fuel with swirling air prior to ignition ⓘ |
| relatedToConcept |
lean-burn combustor technology
ⓘ
premixed gas turbine combustion ⓘ swirl-stabilized flames ⓘ |
| targetsEmission |
carbon monoxide (reduction)
ⓘ
nitrogen oxides (NOx) ⓘ unburned hydrocarbons (reduction) ⓘ |
| usedFor |
commercial aviation engines
ⓘ
high-bypass turbofan combustors ⓘ |
| usedIn |
aero engines
ⓘ
aircraft gas turbine engines ⓘ |
| usesFlowStructure |
inner annular swirling flow
ⓘ
outer annular swirling flow ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.