{"id":559,"date":"2014-12-05T17:08:03","date_gmt":"2014-12-05T09:08:03","guid":{"rendered":"http:\/\/www.zyneng.com\/?p=559"},"modified":"2014-12-05T17:08:03","modified_gmt":"2014-12-05T09:08:03","slug":"%e6%97%a0%e9%98%bb%e5%8f%91%e7%94%b5%e4%b9%8b%e5%8f%a6%e7%b1%bb%e7%ba%bf%e5%9c%88%e5%b8%83%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.zyneng.com\/?p=559","title":{"rendered":"\u65e0\u963b\u53d1\u7535\u4e4b\u53e6\u7c7b\u7ebf\u5708\u5e03\u7f6e"},"content":{"rendered":"<div class=\"entry\">\n<p align=\"left\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\t<img loading=\"lazy\" decoding=\"async\" alt=\"mromag1\" class=\"alignnone size-full wp-image-563\" height=\"426\" src=\"https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/mromag1.gif\" width=\"742\" \/>\n<\/p>\n<p align=\"left\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\tThe<span class=\"Apple-converted-space\">&nbsp;<\/span><a href=\"http:\/\/jnaudin.free.fr\/html\/mromag.htm\"><font color=\"#0000ff\">Mini-Romag generator<\/font><\/a><span class=\"Apple-converted-space\">&nbsp;<\/span>from<span class=\"Apple-converted-space\">&nbsp;<\/span><em>Magnetic Energy<span class=\"Apple-converted-space\">&nbsp;<\/span><\/em>is composed of two main parts : The<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>Rotor<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>and the<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>Stator<\/strong>.<br \/>\n\t&#8211; The<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>Rotor<\/u><\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>is a brass cylinder with 6 pairs of magnets placed at 60&deg; around its circumference. The magnets polarities are alternatively North and South.<br \/>\n\t&#8211; The<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>Stator<\/u><\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>is a copper cylinder with 6 flat coils wounded so as the coils axis are tangent to the rotation of the rotor. So, only the orthogonal component of the magnetic field of the magnets is used.\n<\/p>\n<p align=\"left\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\tThe oscilloscope pictures below, show the signal generated by a moving magnet :<br \/>\n\t&#8211; The<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong><em><strong><u>left picture<\/u><\/strong><\/em><span class=\"Apple-converted-space\">&nbsp;<\/span>is the voltage generated across the coil when a magnet axis crosses the coil axis, this is a conventional setup for a magnetic generator.<br \/>\n\t&#8211; The<span class=\"Apple-converted-space\">&nbsp;<\/span><em><strong><u>right picture<\/u><\/strong><\/em><span class=\"Apple-converted-space\">&nbsp;<\/span>is the voltage generated across the coil when a magnet axis crosses the middle of the tangent coil (orthogonal component of the magnetic field), this is the case of the Mini-Romag generator.\n<\/p>\n<p align=\"center\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\t<img loading=\"lazy\" decoding=\"async\" alt=\"magconfig\" class=\"alignnone size-full wp-image-562\" height=\"480\" src=\"https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/magconfig.gif\" width=\"640\" \/>\n<\/p>\n<ul style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n<li>\n<p align=\"left\">\n\t\t\t<strong><u>In the left case (conventional generator)<\/u><\/strong><u>,<\/u><span class=\"Apple-converted-space\">&nbsp;<\/span>you can notice that the signal induced across the coil is<span class=\"Apple-converted-space\">&nbsp;<\/span><u>symetrical<\/u><span class=\"Apple-converted-space\">&nbsp;<\/span>Vs the zero line, the voltage value induced during the approach phase is equal to the voltage induced during the exit phase. During the approach phase of the North pole<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>of the magnet<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>(from the left to the coil axis), a<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>North<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>pole is created on the<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>bottom<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>surface of the coil (according to the Lenz law), this creates the negative voltage shown.<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>When<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>the North pole of the magnet leaves the axis of the coil, a<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>South<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>pole is created on the<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>bottom<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>surface of the coil (according to the Lenz law), this creates the positive voltage<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>shown in the scope picture. The flux in the coil has been reversed in this case. In this case there is<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>always a magnetic coupling<\/u><\/strong><strong><span class=\"Apple-converted-space\">&nbsp;<\/span>between the rotor (magnets) and the stator (coil).<\/strong>\n\t\t<\/p>\n<\/li>\n<li>\n<p align=\"left\">\n\t\t\t<strong><u>In the right case (orthogonal field (Mini-Romag Setup))<\/u><\/strong><u>,<\/u><span class=\"Apple-converted-space\">&nbsp;<\/span>you may notice that the voltage induced is more positive than negative (asymmetrical) when the magnet crosses the middle of the tangent coil. During the approach phase of the North pole<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>of the magnet<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>(from the left to the middle of the coil), a<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>North<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>pole is created on the<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>left<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>surface of the coil (according to the Lenz law), this creates the negative voltage shown. During the exit phase of the North pole<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>of the magnet<strong><span class=\"Apple-converted-space\">&nbsp;<\/span><\/strong>(from the middle of the coil to the right), a<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>South<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>pole is created on the<span class=\"Apple-converted-space\">&nbsp;<\/span><strong>right<\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>surface of the coil (according to the Lenz law), this creates the negative voltage shown. The coil flux has<span class=\"Apple-converted-space\">&nbsp;<\/span><u>never<\/u><span class=\"Apple-converted-space\">&nbsp;<\/span>been reversed in this case. Now, look at the middle position (when the magnet crosses the middle of the coil). In this case, the<span class=\"Apple-converted-space\">&nbsp;<\/span><u>orthogonal<\/u><span class=\"Apple-converted-space\">&nbsp;<\/span>magnetic flux density<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>drops to zero<\/u><\/strong><span class=\"Apple-converted-space\">&nbsp;<\/span>(this has been checked with a gauss meter). So the positive pulse induced in the coil is not due to the moving magnet, but it is generated by the collapse of the magnetic field (Back EMF)&#8230;.In this case there is<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>no<\/u><\/strong><u><span class=\"Apple-converted-space\">&nbsp;<\/span><\/u><strong><u>magnetic coupling<\/u><\/strong><strong><span class=\"Apple-converted-space\">&nbsp;<\/span>between the rotor (magnets) and the stator (coil) during the positive phase of the signal generated.<\/strong>\n\t\t<\/p>\n<\/li>\n<\/ul>\n<p align=\"center\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\t<img loading=\"lazy\" decoding=\"async\" alt=\"asymled\" class=\"alignnone size-full wp-image-560\" height=\"228\" src=\"https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/asymled.jpg\" width=\"608\" srcset=\"https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/asymled.jpg 608w, https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/asymled-300x112.jpg 300w\" sizes=\"auto, (max-width: 608px) 100vw, 608px\" \/>\n<\/p>\n<p align=\"left\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\t<strong>This has been confirmed experimentaly. I have used a simple coil with an air core (no drag effect). A simple diode has been used to short the back EMF part, and you can notice that the rotor speed remains constant&#8230;.<br \/>\n\tAnother test has been conducted by connecting the coil to a power supply (up to 1.37A), I have noticed no significant change in the rotor speed.<\/strong>\n<\/p>\n<p align=\"center\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\t<img loading=\"lazy\" decoding=\"async\" alt=\"asympsht\" class=\"alignnone size-full wp-image-561\" height=\"518\" src=\"https:\/\/www.zyneng.com\/wp-content\/uploads\/2014\/12\/asympsht.gif\" width=\"319\" \/>\n<\/p>\n<p align=\"left\" style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n\tSo, I have tried to explain only the half part of the Mini-Romag principle, the non-reciprocal effect when the device acts as a<span class=\"Apple-converted-space\">&nbsp;<\/span><strong><u>generator<\/u><\/strong>.\n<\/p>\n<ul style=\"text-transform: none; text-indent: 0px; font: medium Simsun; white-space: normal; letter-spacing: normal; color: rgb(0,0,0); word-spacing: 0px; -webkit-text-stroke-width: 0px\">\n<li>\n<p align=\"left\">\n\t\t\t<strong><u>Now, how is the device able to run itself as a<span class=\"Apple-converted-space\">&nbsp;<\/span><\/u><\/strong><font size=\"4\"><strong><u>motor\/generator<\/u><\/strong><\/font><strong><u><span class=\"Apple-converted-space\">&nbsp;<\/span>?<\/u><\/strong>\n\t\t<\/p>\n<\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The&nbsp;Mini-Romag generator&nbsp;from&nbsp;Magnetic Energy&nbsp;is composed of two main parts : The&nbsp;Rotor&nbsp;and the&nbsp;Stator. &#8211; The&nbsp;Rotor&nbsp;is a brass cylinder with 6 pairs of magnets placed at 60&deg; around its circumference. The magnets polarities are alternatively North and South. &#8211; The&nbsp;Stator&nbsp;is a copper cylinder with 6 flat coils wounded so as the coils axis are tangent to the rotation &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[116],"tags":[],"class_list":{"0":"post-559","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-nrg","7":"anons"},"_links":{"self":[{"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/posts\/559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=559"}],"version-history":[{"count":1,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/posts\/559\/revisions"}],"predecessor-version":[{"id":564,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=\/wp\/v2\/posts\/559\/revisions\/564"}],"wp:attachment":[{"href":"https:\/\/www.zyneng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=559"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=559"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zyneng.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}