Emerson introduces silencer to guard employees

Emerson has launched the Fisher WhisperTube Modal Attenuator for noisy gasoline or vapour applications, which provides noise discount in compressible fluid service for improved employee security, with no impression on course of flow.
เครื่องมือที่ใช้วัดความดัน is a full-bore device providing 15-decibel sound suppression to reduce noise inside pipes produced by sources upstream, corresponding to management valves or other devices. – Image: Emerson
The modal attenuator from Emerson is a full-bore system offering 15-decibel sound suppression to scale back noise inside pipes produced by sources upstream, similar to management valves or other units. It is installed downstream of these gadgets in place of a pipe spool piece, it generates no extra strain drop, and has no influence on course of flow.
Until now, all solutions have generated important stress drop, reduced circulate, and/or launched obstructions. This has led some users to install acoustic insulation to pipe sections to minimize back noise, however this can be pricey and cumbersome to put in, and it does nothing to reduce inner piping noise. pressure gauge ราคา addresses these and different points with a drop-in solution, enhancing employee security and regulatory compliance, whereas reducing the danger of damage to downstream tools as a outcome of high noise ranges inner to piping.
Leading purposes for the modal attenuator include those the place upstream process flows are changed by management valves, stress relief valves, pumps, compressors and different units that generate noise. Many of these devices should be installed in lengths of piping with no circulate restrictions downstream, and the modal attenuator works properly in these functions as a end result of it introduces no such restrictions.
In addition, the modal attenuator does not introduce an obstruction into the piping, so it may be utilized in functions the place particulates are suspended in course of flows, and/or where pigging is required for cleaning and upkeep.
WhisperTube units are supplied in sizes from 2–12 in, with American Society of Mechanical Engineer (ASME) flange ratings of Class a hundred and fifty, 300 and 600. Pressure scores match the flange score sizes, and the maximum temperature is 700°F (371° C).

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