Date: a week ago   Category: Cosmos

Roskosmos refused to recognize superiority of the engine of Musk


Roskosmos considers that characteristics of the Raptor engine created by the SpaceX company are not something outstanding. It was said by the chief designer of NPO Energomash, developer and the producer of the well-known engines of RD-180 family Pyotr Levochkin. He noted that Elon Musk's company creates Raptor on components oxygen and methane or as it is accepted in the Russian classification – the scheme "gas-gas". "In schemes of this sort such level of pressure in the combustion chamber is not something outstanding - in the developments for these schemes we put pressure level in the camera more than 300 atmospheres", – Levochkin told. Materials on teme00:02 — Leave on January 2 with an orbityrossiya hopes for space heritage of the USSR. Americans already on a step the vperedikonstruktor also noted that parameter pressure in the camera is not output characteristic of the engine, such as draft and specific impulse. According to Levochkin, Musk, without being the technical specialist, does not consider that in the RD-180 engine for the carrier rocket Atlas other fuel scheme – "oxygen-kerosene" is used absolutely, and these are other operation parameters of the engine. "It how to compare the diesel and petrol internal combustion engine. And if to consider that Energomash certified the engine with a 10 percent stock, then pressure in the RD-180 combustion chamber – is higher than 280 atmospheres", – Levochkin explained. Before February 11 Elon Musk showed results of testing of the Raptor engine. On pressure level in the combustion chamber the unit was better than the Russian RD-180, the businessman reported. "Raptor reached 268.9 bars on today's tests, having broken thereby the previous record set by the surprising Russian RD-180 engine" — Musk wrote. "The film of day" is more than important news in Telegram channel. Subscribe!

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