Bipropellant Thruster

    • Bipropellant Thruster

    Purpose:
    Briz-M booster
    Year of release: 2005
    Flight qualification of the product:
    Letter "O", flight use
    Brief history of flight qualification:
    By the beginning of 2019 the11D458M thrusters numbering 260 have provided successful service of the Briz-M booster.
    Possibility to adapt the product to customer requirements: Yes
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    Parameter Value
    Propellants, Fuel/Oxidizer UDMH/NTO
    Nominal Thrust 392 N
    Nominal Specific Impulse, Steady State 2,989 m/s
    Nominal Inlet Pressure 1.47 MPa
    Inlet Operating Pressure 1.27…1.97 MPa
    Total Firing Time, up to 1,000 s
    Cycle Life, Number of Starts-up, up to 10,000
    Nozzle Expansion Ratio 100
    Operating Voltage 27 V
    Mass, not over 3 kg

    Description

    Formation of multiple impulses for attitude control of spacecraft in response to control system triggering commands. Design features: - High specific impulse; - A high temperature Niobium alloy nozzle with disilicide oxidation resistant coating; - Flow sta
    ... Formation of multiple impulses for attitude control of spacecraft in response to control system triggering commands.
    Design features:
    - High specific impulse;
    - A high temperature Niobium alloy nozzle with disilicide oxidation resistant coating;
    - Flow stabilizers provide constant fuel/oxidizer flow rates while inlet pressure changes within a wide operating range.
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