Method for determining inherent frequency of reinforced concrete-steel combined fan tower frame

The invention discloses a method for determining the inherent frequency of a reinforced concrete-steel combined fan tower frame. The method comprises the steps that 1, the bottom cylinder wall outer circle radius r1, the top cylinder wall outer circle radius r2 and the total height h1 of a reinforce...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WEN FENG, YANG FAN, WU SHOUCHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MACHINES OR ENGINES FOR LIQUIDS MECHANICAL ENGINEERING OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR PRODUCING MECHANICAL POWER WEAPONS WIND MOTORS WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS
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