发明名称 Laitteisto virtausmelun alentamiseksi ja venttiili
摘要 Disclosed is a device for reducing flow noise. In order to achieve a low flow noise, the device includes inlet apertures for receiving a fluid flow, chambers into which one or more inlet apertures open up, a cross-sectional area of a single chamber being larger than a combined flow cross-sectional area of the inlet apertures opening up thereto, and chamber-specific outlet apertures for forwarding the fluid flow from the chamber, a flow cross-sectional area of each outlet aperture being smaller than the cross-sectional area of the chamber, and the combined flow cross-sectional area of all outlet apertures of the single chamber being larger than the combined flow cross-sectional area of the inlet apertures opening up into said chamber.
申请公布号 FI123839(B) 申请公布日期 2013.11.15
申请号 FI20110005318 申请日期 2011.04.04
申请人 METSO AUTOMATION OY 发明人 YLI-KOSKI, ESKO;WESTEN, TOMI
分类号 F16K47/00;F16K47/04;F16L55/02;F16L55/033 主分类号 F16K47/00
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