Introduction to Electrical Engineering

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Pro: ČEKO IMPORT a.s.
Vydal: České vysoké učení technické Praha Autor: Vladimír Kůla, Michal Kříž

Strana 79 z 112

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1 Climate and atmosphere, with examples relevant parameters external influences (environmental conditions).EXTERNAL INFLUENCES EFFECTING ELECTRICAL EQUIPMENT AND INSTALLATION 80 Figure 8. daily alterations air temperature air pressure air movement solar radiation flora fauna sand dust electrical fields lightning thunderstorms time climate atmospheric condition plus daily and seasonal alterations (influence time) atmosphere combination of: dry air water vapour dust corrosive components external influences (environmental conditions) natural and technical influences indoor and outdoor influences temperature and humidity change temperature seasonal alterations water ice precipitation rain snow hail fog dew movement vibration magnetic fields time electrical equipment and installations