stability margin
[/stəˈbɪlɪti ˈmɑrdʒɪn/]
nounpl: stability margins
margem de estabilidade
1. In control systems and engineering, the measure of how close a system is to becoming unstable; the difference between the actual stability of a system and the point at which it would become unstable
The aircraft's stability margin must be maintained above critical thresholds during flight operations.
A margem de estabilidade da aeronave deve ser mantida acima de valores críticos durante as operações de voo.
2. In power systems, the ability of an electrical grid to remain stable following a disturbance
Engineers monitor the stability margin of the power network to prevent blackouts.
Os engenheiros monitoram a margem de estabilidade da rede de energia para prevenir apagões.
3. In feedback control theory, typically quantified by gain margin and phase margin measurements
A stability margin of at least 45 degrees is recommended for robust system design.
Uma margem de estabilidade de pelo menos 45 graus é recomendada para design de sistema robusto.
This is primarily technical terminology used in engineering, control systems, and power grid management. It is equally used in both Brazilian and American engineering contexts and does not have colloquial variations. The term is essential in aerospace, electrical, and mechanical engineering fields in both countries.
Related Idioms & Phrases
within the stability margin
exceed the stability margin
maintain adequate stability margin
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