Vinci (rocket engine)

Vinci
Country of origin France,  European Union
DesignerArianeGroup
ManufacturerArianeGroup
ApplicationUpper stage liquid rocket booster
PredecessorHM-7B
StatusUnder development
Liquid-fuel engine
PropellantLOX / LH2
Mixture ratio6.1
CycleExpander cycle
Configuration
Chamber1
Nozzle ratio240
Performance
Thrust, vacuum180 kN (40,470 lbf)
Chamber pressure6.08 MPa (60.8 bar)
Specific impulse, vacuum457 s (4.48 km/s)[1]
Dimensions
Length3,22 m
Diameter1.84 m
Dry weight
  • approx. 550 kg
  • 160 kg, excluding nozzle

Vinci is a European Space Agency cryogenic liquid rocket engine under development as of 2020. It is designed to power the new upper stage of Ariane 6.

  1. ^ "Vinci® engine" (PDF). Ariane. Retrieved 10 October 2022.

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