![Scientific and technical journal «Priborostroenie»](/images/mag-pr.png)
MATHEMATICAL MODELS OF RELIABILITY OF NON-HERMETIC SPACE APPLIANCES OF RADIO-ELECTRONIC EQUIPMENT
![Scientific and technical journal «Priborostroenie»](/images/mag-pr.png)
Annotation
Ionizing radiation from outer space is reported to be currently the main factor affecting spacecraft reliability. In present, calculations of reliability are carried out without an account for the effect of ionizing radiation because according to normative documents, the influence of ionizing radiation is to be accounted for only in the case of the absence of requirements to electronic products durability. Two mathematical models accounting for the increasing character of elements failure rates under the influence of ionizing radiation as a function of time are proposed. The first of the models allows to evaluate the reliability of equipment with structural diagram containing an unloaded reserve. The use of the second model makes it possible to reduce the volume of spacecraft equipment ground testing using the a priori information on its reliability.
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Articles in current issue
- FUNCTIONAL STABILITY OF NAVIGATION INFORMATION SYSTEMS
- ASSESSMENT OF GEOMETRIC ACCURACY OF SATELLITE IMAGES OBTAINED BY THE EARTH REMOTE SENSING SYSTEMS IN VARIOUS RANGES OF THE ELECTROMAGNETIC SPECTRUM
- BASIC CONCEPTS OF A METHOD FOR COMPARATIVE EVALUATION OF TECHNICAL LEVEL OF UNIFIED SPACE PLATFORMS
- METHOD OF IMPROVEMENT OF NAVIGATION AND BALLISTIC SUPPORT ACCURACY FOR SPACECRAFTS EQUIPPED WITH HIGH-SENSITIVE ACCELEROMETER UNITS
- METHODS, ALGORITHMS, AND TECHNOLOGIES FOR RECONFIGURATION OF ON-BOARD EQUIPMENT OF SMALL-SIZED SPACECRAFTS
- PROPOSALS FOR CREATION OF SATELLITE INVERSE RADIO TOMOGRAPHY SYSTEM
- TECHNOLOGY OF RELIABILITY ASSESSMENT FOR ELECTRONICS ELEMENTS, LONG FUNCTIONING UNDER CONDITIONS OF OUTER SPACE
- HIGH-PERFORMANCE ALGORITHM FOR SIMULATION OF THE EARTH REMOTE SENSING RADAR SYSTEM ON A GRAPHICS PROCESSOR WITH PARALLEL ARCHITECTURE
- DEVELOPMENT OF SPACE PLASMA FLOW SENSOR WITH FOUR-SECTION COLLECTOR
- MULTI-LEVEL WIRELESS SYSTEM OF ASSESSMENT OF SPACE TECHNOLOGY OBJECTS STATE DURING RAILWAY TRANSPORTATION