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51 search results for "testing"
22.2.2018 Uncertainty Calculation Procedure during Measuring Instrumentation Calibration
General Requirements to Competence of Testing and Calibration Laboratories (ISO/IEC17025:2005, IDT): DSTU ISO/IEC17025:2006.
19.2.2018 Control of Validity and Assessment of Accuracy of Telemetry Results during Full-Scale Test of Launch Vehicles
More reliable evaluation of errors upon conducted measurements can be achieved if the measurement process is regarded as a procedure of successive activities for designing, [...]
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16.2.2018 Design Solutions to Prevent Propellant Ingress into SRM Case Space behind Sealing Ring
In order to comply with the specified requirements the cuff functions were identified, the structures previously developed were analyzed, and a new structure was designed and [...]
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12.2.2018 Methodological Support for Initial Phase Optimization of Projecting Design, Trajectory Parameters and Rocket Object Motion Control Programs
Designing and Testing of Ballistic Rockets / Under the editorship of V.
11.2.2018 Some Peculiarities of Ensuring LRE Guarantied Service Life in the Conditions of Replacement of Components of Interindustry Application
The mathematical dependencies are given to determine the time of testing at increased temperature, increased relative humidity, equivalent article storage temperature. [...]
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10.2.2018 Calculation of Gas Flow in High-Altitude Engine Nozzle and Experience of Using Water-Cooled Nozzle Head during Tests
2018 (2); 83-93 DOI: https://doi.org/10.33136/stma2018.02.083 Language: Russian Annotation: At Yuzhnoye State Design Office, the Cyclone-4 launch vehicle 3rd stage engine has been [...]
Read more 10.2.2018 Calculation of Gas Flow in High-Altitude Engine Nozzle and Experience of Using Water-Cooled Nozzle Head during Tests
7.2.2018 Theoretical Models of Sound Speed Increase Effects in Gas Duct with Corrugated Wall
2018 (2); 57-67 DOI: https://doi.org/10.33136/stma2018.02.057 Language: Russian Annotation: During experimental investigation of the dynamic characteristics of a pneumatic test [...]
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4.2.2018 Turbopump Units of Rocket Engines Developed by DO-4
Both earlier developments of DO and the turbopump unit being now in final testing phase are considered. The information is presented on the problems that the designers faced [...]
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3.2.2018 Possible Ways of Modernization of VEGA Launch Vehicle AVUM Stage Main Engine Assembly
With consideration for the experience of prototype engines testing, we should note the following ways of main engine assembly modernization: – Besides, the information is [...]
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1.2.2018 Design Office of Liquid Rocket Engines is 60
When developing the engines, the DO-4 specialists widely use the experience accumulated during manufacturing and testing of the engines developed by the other design offices [...]
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