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20 search results for "pressure characteristic"
5.2.2018 Electromagnetic Valves Developed by Yuzhnoye SDO Liquid Rocket Engines Design Office
Recently, Yuzhnoye State Design Office develops the apogee RD840 LRE with 400 N thrust, for the conditions of which the direct-action electrohydraulic valve was developed and tested [...]
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3.2.2018 Possible Ways of Modernization of VEGA Launch Vehicle AVUM Stage Main Engine Assembly
This LRE has a combination of attractive characteristics, such as high specific pulse, low mass, multiple ignitions in flight, high reliability confirmed by good results of [...]
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1.1.2017 Methodology for Measurement Uncertainty Evaluation during Metrological Certification of Measuring Instruments
The example is presented of the evaluation of measurement uncertainties of pressure measurement channel. Introduction of the methodology under consideration will ensure [...]
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9.1.2019 Modeling of Cyclone-4M Rocket Jet Acoustic Emission by Volumetric Source
The characteristics of acoustic fields sound pressure levels were calculated depending on radiation frequency taking into account environmental temperature.
7.1.2019 Experience of Development and Use of Generator Pressurization System for Tanks of Launch Vehicles on High-Temperature Propellants
The important steps were the development of methodology for pressurization system parameters calculation, which enabled achievement of the substantial improvements of their [...]
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21.1.2019 Optimization of Geometrical Shape of Isolation Valve Blading Position
2019, (1); 144-148 DOI: https://doi.org/10.33136/stma2019.01.144 Language: Russian Annotation: One of the main design parameters of the automatic equipment in the launch vehicle’s [...]
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17.1.2019 Development of Prospective Small-Size Auxiliary SMR of New Type
Testing SRE with pyroxiline powder grain showed that the optimum design of the engine can be developed only with the application of the specially developed design procedure of the [...]
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8.1.2016 Assessment of Validity of Hypothesis of Constancy of Specific Vacuum Thrust Pulse during SRM Designing and Testing
2016 (1); 55-58 Language: Russian Annotation: In the phase of designing and developmental testing of short-range missiles with main solid rocket motors, the necessity arises of [...]
Read more 8.1.2016 Assessment of Validity of Hypothesis of Constancy of Specific Vacuum Thrust Pulse during SRM Designing and Testing
8.2.2019 Evaluation of the external acoustic loads, acting on the rocket when it passes the leg with maximum velocity head
Procedure under consideration is based on the semi-empirical dependency of characteristics of the wideband aerodynamic noise, which occurs during the launch vehicle flight at [...]
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6.2.2019 Stabilization of gas reducers adjustment
The main and auxiliary parametric characteristics of the reducer are presented and the physical process of gas pressure reduction in it is explained.