پاورپوینت آموزنده دررابطه باسیستم حفاظت دربرابرصاعقه به زبان انگلیسی 68اسلاید همراه باتصویر Lightning and Lightning Protection The Lightning Process Lightning is a complex and not completely understood phenomenon. The process that creates a storm cell has not been completely defined, although there is general agreement as to the overall process. Activity within the cloud cell causes charge separation within the cell. The cell develops an electrical charge between the top and its base. As a result, the cloud becomes an electrostatic battery where the upper levels are predominantly positively charged and the base of the cloud takes on a predominately negative charge (see Figure). That charge tends to concentrate at the base of the cloud cell, producing a very strong electrostatic field between the cloud and the earth's surface. Under a mature storm, that electrostatic field can achieve levels of between 10,000 and 30,000 Volts per meter of elevation above ...
پاورپوینت حفاظت دربرابرصاعقه,پاورپوینت رعدوبرق,پاورپوینت حفاظت از رعدوبرق
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یکشنبه 19 خرداد 1398 ساعت 00:09