Lightning protection guide by OBO

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Last revision 2020

Vydal: OBO BETTERMANN s. r. o. Autor: OBO BETTERMANN

Strana 11 z 288

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1 Types thunderstorm Cold front thunderstorms develop when humid warm air meets front cold air.1. Impact and friction cause charge separation.1. 1.TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 A cold front How lightning forms negative and positive charges A heat thunderstorm 1.2 Charge separation When warm, damp air rises, the moisture the air condenses and, higher altitudes, ice crystals form. TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 11 Chapter General introduction .1. Heat thunderstorms are produced combination intense solar radiation and moist, warm air rising rapidly great heights. 1. Strong up-winds 100 km/h cause the light ice crystals move the upper area and the hail particles the lower area.1 How lightning formed Storm fronts can occur when clouds expand to heights 15,000 metres.1.1