此类阀门可用于隔绝或调节液流。盘片安装于管道中心,一根杆子穿过盘片连接阀门外部的驱动器。旋转驱动器,将盘片旋至与流向平行或垂直。与球阀不同,盘片通常位于液流中,因此无论阀门位置在哪都会在液流中产生压降。
“蝶阀”是安装在杆子上的一个金属盘片。阀门关闭时,盘片被旋转至可完全阻挡通道的位置。阀门完全打开时,盘片被旋转 1/4 圈,这时对通道几乎不设任何限制。阀门也可逐渐打开以调节产品流量。显示 0 个,共 0 个
Together with Mona Neubaur, Minister of Economic Affairs of the German state of North Rhine-Westphalia, GEA CEO Stefan Klebert has opened a new technology center for pharmaceutical freeze-drying systems in Elsdorf, Germany. GEA employs approximately 260 people at the facility, which combines research and development with production and service under one roof.