CE-20

Last updated
CE-20
CE-20 Engine Config Model.png
A computer model of CE-20
Country of originIndia
First flightJune 5, 2017
DesignerLPSC, ISRO
Manufacturer Hindustan Aeronautics Limited [1]
ApplicationUpper stage booster
StatusActive
Liquid-fuel engine
Propellant LOX / LH2
Mixture ratio5.05
Cycle Gas Generator
Configuration
Chamber1
Nozzle ratio100
Performance
Thrust, vacuum186.36 kN (41,900 lbf)
Throttle range180–220 kN (40,000–49,000 lbf)
Chamber pressure 6 MPa (870 psi)
Specific impulse, vacuum442 seconds (4.33 km/s)
Burn time640-800 seconds
Dimensions
Dry mass588 kg (1,296 lb)
Used in
Upper stage of LVM3 & NGLV
References
References [2] [3] [4]

The CE-20 is a cryogenic rocket engine developed by the Liquid Propulsion Systems Centre (LPSC), a subsidiary of the Indian Space Research Organisation (ISRO). It has been developed to power the upper stage of the LVM3. [5] It is the first Indian cryogenic engine to feature a gas-generator cycle. [6] The high thrust cryogenic engine is the most powerful upper stage cryogenic engine in operational service. [7] CE-20 has been successfully tested at sea-level with nozzle area ratio of 100, indicating a high performance from the engine. [8]

Contents

Overview

The CE-20 is the first Indian cryogenic engine to feature a gas-generator cycle. [9] The engine produces a nominal thrust of 200 kN, but has an operating thrust range between 180 kN to 220 kN and can be set to any fixed values between these limits. The combustion chamber burns liquid hydrogen and liquid oxygen at 6 MPa with 5.05 engine mixture ratio. [3] [4] The engine has a thrust-to-weight ratio of 34.7 and a specific impulse of 442 seconds (4.33 km/s) in vacuum. [2]

Development and Testing

CE-20 during static testing at Cryo Main Engine and Static Test facility (CMEST) of ISRO Propulsion Complex (IPRC), Mahendragiri on 19 February 2016 CE20 Engine 640 second test Front.jpg
CE-20 during static testing at Cryo Main Engine and Static Test facility (CMEST) of ISRO Propulsion Complex (IPRC), Mahendragiri on 19 February 2016

CE20 Hot Tests for the Gaganyaan and 22t Thrust Qualification

Manufacturing

The CE-20 cryogenic engine is manufactured by Hindustan Aeronautics Limited at its Integrated Cryogenic Engine Manufacturing Facility (ICEMF) in New Tippasandra, a suburb of Bengaluru. [40]

Variants

See also

Related Research Articles

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