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The real problem is that the tanks must be thick walled, thus heavy to withstand the pressure needed to feed the fuel to the engine. So alot of rocket mass is wasted on the tanks. Even the Germans ...
Disconnect LOX hose Service tower pull back Regulator final check Check HP helium regulation pressure, and adjust to 2,0 Mpa Verify control box in position 0 (Engine off) Connect control cable ...
The Lotus-site says “The pressure-fed engine produces 2,500 lbs of thrust with 233 sec Isp SL” – so they use the ususal units. Perhaps they had the rocket on a horizontal foot long spar ...
XCOR Aerospace, Inc., announced today that it has successfully completed its first series of tests on a 50 pound thrust rocket engine fueled by methane and liquid oxygen.
The engine uses the earth-storable bipropellant combinations of Nitrogen Tetroxide as oxidiser and Mono Methyl Hydrazine as fuel in pressure-fed mode. It was developed by ISRO's Liquid Propulsion ...
ISRO successfully tests liquid rocket engine using 3D printing technology, reducing parts, weld joints, and production time significantly. June 18, 2025 e-Paper LOGIN Account ...