Plunger Valves - Revision history

https://www.solidswiki.com/index.php?action=history&feed=atom&title=Plunger_Valves Plunger Valves - Revision history 2026-10-20T23:03:36Z Revision history for this page on the wiki MediaWiki 1.37.1 https://www.solidswiki.com/index.php?title=Plunger_Valves&diff=14406&oldid=prev Kodiyath at 08:35, 14 January 2013 2013-01-14T08:35:15Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 02:35, 14 January 2013</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Valves]]{{Knoppen}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Valves]]{{Knoppen}}</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[[File:Plunger Valve.jpg|thumb|right|Plunger Valves]]</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[[File:Plunger valve1.jpg|thumb|right|Plunger Valves]]</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Plunger Valves''' are the correct [[Valves]] to use whenever pressure heads or flow rates need to be safely and reliably reduced and controlled. They are used for two main tasks:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>'''Plunger Valves''' are the correct [[Valves]] to use whenever pressure heads or flow rates need to be safely and reliably reduced and controlled. They are used for two main tasks:</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* By restricting the valve opening a change in flow conditions occurs where both flow velocity through the valve and pressure across the valve increases, resulting in conditions that create cavitation * To be able to control the pressure and flow precisely and finely, the valve's flow control characteristics must be as linear as possible over the whole opening range. </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* By restricting the valve opening a change in flow conditions occurs where both flow velocity through the valve and pressure across the valve increases, resulting in conditions that create cavitation </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* To be able to control the pressure and flow precisely and finely, the valve's flow control characteristics must be as linear as possible over the whole opening range. </div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Butterfly Valves]] and [[Gate Valves]], due to their design as isolation or, open or closed [[Valves]], are not suitable for continuous use as a variable flow control valve.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Butterfly Valves]] and [[Gate Valves]], due to their design as isolation or, open or closed [[Valves]], are not suitable for continuous use as a variable flow control valve.</div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br/></td></tr> </table>

Kodiyath https://www.solidswiki.com/index.php?title=Plunger_Valves&diff=14399&oldid=prev Kodiyath at 08:20, 14 January 2013 2013-01-14T08:20:49Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 02:20, 14 January 2013</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Valves]]{{Knoppen}}</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[Category:Valves]]{{Knoppen}}</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"><noinclude></noinclude></del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Typically the change in cross section, </ins>of <ins style="font-weight: bold; text-decoration: none;">any valve, is made </ins>to <ins style="font-weight: bold; text-decoration: none;">adjust line pressure or flow rate. [[Control Valves]] such as gate valves, or other types of control valves, have an inherent asymmetrical cross section which cannot provide a linear control curve over their respective control range</ins>. <ins style="font-weight: bold; text-decoration: none;">The plunger valve features a ring shaped symmetrical cross section that enables a linear control curve over the entire control range. Initially the cross-section is steadily reduced from the inlet up to the cylinder seal ring and </ins>the <ins style="font-weight: bold; text-decoration: none;">flow is guided along in a geometrically optimized shape </ins>on <ins style="font-weight: bold; text-decoration: none;">between </ins>the <ins style="font-weight: bold; text-decoration: none;">valve bore and teardrop shaped internal body</ins>. <ins style="font-weight: bold; text-decoration: none;"> A sliding piston is axially guided inside the teardrop shaped internal body to allow for flexible and precise changes of </ins>the <ins style="font-weight: bold; text-decoration: none;">flow cross</ins>-<ins style="font-weight: bold; text-decoration: none;">section. The piston's linear movement results from conversion of the rotary movement of the actuator shaft by the internal slider crank mechanism and ensures a well defined ring</ins>-<ins style="font-weight: bold; text-decoration: none;">shaped cross</ins>- <ins style="font-weight: bold; text-decoration: none;">section in every position. </ins></div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">This page </del>is <del style="font-weight: bold; text-decoration: none;">still empty. If you know something about this product</del>, <del style="font-weight: bold; text-decoration: none;">please share your knowledge with others</del>.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Depending on the intended use, various control inserts are mounted on the piston, which split the flow into individual flow streams for conversion of the energy. These flow streams do not hit each other until they reach the middle of the valve or pipe, which reliably prevents cavitation damage to the valve. The design of the plunger valves provides a ring</ins>-<ins style="font-weight: bold; text-decoration: none;">shaped cross</ins>-<ins style="font-weight: bold; text-decoration: none;">section in every piston position. The result </ins>is <ins style="font-weight: bold; text-decoration: none;">safe, reliable energy conversion in the middle of the flow stream</ins>, <ins style="font-weight: bold; text-decoration: none;">which significantly minimises any effects of cavitation</ins>.</div></td></tr> </table>

Kodiyath https://www.solidswiki.com/index.php?title=Plunger_Valves&diff=7514&oldid=prev Admin: Created page with "Category:Valves{{Knoppen}} <noinclude><!------------------------------------------------ * READ THIS FIRST * Only edit this page if you can improve the content. * Improper u..." 2012-06-27T06:14:09Z

<p>Created page with "<a href="/index.php/Category:Valves" title="Category:Valves">Category:Valves</a>{{Knoppen}} <noinclude></noinclude><br /> This page is still empty. If you know something about this product, please share your knowledge with others.</div>

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