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	<title>Menéame: comentarios [830252]</title>
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	<pubDate>Thu, 10 Dec 2009 12:01:34 +0000</pubDate>
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		<meneame:comment_id>5392561</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>20</meneame:order>
		<meneame:user>--58777--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#20 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c020#c-20</link>
		<pubDate>Thu, 10 Dec 2009 12:01:34 +0000</pubDate>
		<dc:creator>--58777--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c020#c-20</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-19" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c019#c-19" rel="nofollow">#19</a> Si el fondo del asunto, no sólo lo entiendo, sino que lo comparto.<br />
<br />
Me refería a la referencia concreta a los &#34;elfitos&#34;, pero sí, supongo a que se refiere a que son personajes fantásticos, no reales. OK.</p><p>&#187;&nbsp;autor: <strong>--58777--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5392394</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>19</meneame:order>
		<meneame:user>--46835--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>8</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#19 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c019#c-19</link>
		<pubDate>Thu, 10 Dec 2009 11:44:40 +0000</pubDate>
		<dc:creator>--46835--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c019#c-19</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-18" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c018#c-18" rel="nofollow">#18</a> que la perece un invento utópico más propio de la fantasia que del mundo real.<br />
<br />
El zepelín-tren tiene una ventaja respecto a los trenes normales, la poca energía que necesitaría para subidas, solo necesita empuje frontal y un sistema de compresores o resistencias para dejar el zepelín a 0 en fuerza de empuje ascendente y descendente, pero parece que no resulta rentable comparada con una buena planificación de vías y trenes.</p><p>&#187;&nbsp;autor: <strong>--46835--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5392166</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>18</meneame:order>
		<meneame:user>--58777--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#18 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c018#c-18</link>
		<pubDate>Thu, 10 Dec 2009 11:15:36 +0000</pubDate>
		<dc:creator>--58777--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c018#c-18</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-11" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c011#c-11" rel="nofollow">#11</a> Perdón: No pillo lo de El Señor de los Anillos haciendo elfitos. Y soy fan-boy de Tolkien.</p><p>&#187;&nbsp;autor: <strong>--58777--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5390279</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>17</meneame:order>
		<meneame:user>andin</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#17 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c017#c-17</link>
		<pubDate>Wed, 09 Dec 2009 23:15:01 +0000</pubDate>
		<dc:creator>andin</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c017#c-17</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-12" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c012#c-12" rel="nofollow">#12</a>. Efectivamente, el sistema de sustentación es completamente distinto.<br />
<br />
Volviendo al tema del <em>fracaso</em> del aerotren me da la impresión que al viejo ferrocarril le pasa lo mismo que al par telefónico: cuando crees que la fibra óptica se va a comer a la línea telefónica, sale el (A)DSL que sube el listón para que las empresas de telecomunicaciones abandonen el cable tradicional.<br />
<br />
Tengo entendido que se puede construir cambios de vía que permiten ir a 160 km/h en la vía desviada, mientras que la vías de aerotren y soluciones similares hay que parar prácticamente.</p><p>&#187;&nbsp;autor: <strong>andin</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5389130</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>16</meneame:order>
		<meneame:user>--46835--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>8</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#16 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c016#c-16</link>
		<pubDate>Wed, 09 Dec 2009 19:42:12 +0000</pubDate>
		<dc:creator>--46835--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c016#c-16</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-15" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c015#c-15" rel="nofollow">#15</a> no se donde dijiste tú lo del funcionamiento desde las propia vía, así que sí he dicho algo que tú no has dicho antes ya que yo explique uno de lo problemas del aerotren.<br />
<br />
Por cierto, la patente de los trenes de levitación tienen 50 años, así que de nuevo nada <a href="http://es.wikipedia.org/wiki/Transrapid" title="es.wikipedia.org/wiki/Transrapid" rel="nofollow">es.wikipedia.org/wiki/Transrapid</a></p><p>&#187;&nbsp;autor: <strong>--46835--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5388606</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>15</meneame:order>
		<meneame:user>--52368--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>6</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#15 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c015#c-15</link>
		<pubDate>Wed, 09 Dec 2009 18:20:16 +0000</pubDate>
		<dc:creator>--52368--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c015#c-15</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--52368--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5386234</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>14</meneame:order>
		<meneame:user>--46835--</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>19</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#14 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c014#c-14</link>
		<pubDate>Wed, 09 Dec 2009 12:19:49 +0000</pubDate>
		<dc:creator>--46835--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c014#c-14</guid>
		<description><![CDATA[<p><a class="tooltip c:830252-12" href="https://www.meneame.net/story/el-zepelin-ferrocarril/c012#c-12" rel="nofollow">#12</a> La diferencia sustancial es que el aerotren necesita llevar un motor enorme de locomotora para funciona, en los maglev eso se encarga a la vía. Sin ese ventaja el maglev no sería mejor que un aerotren, en las condiciones actuales.</p><p>&#187;&nbsp;autor: <strong>--46835--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5385648</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>13</meneame:order>
		<meneame:user>--87006--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>11</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#13 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c013#c-13</link>
		<pubDate>Wed, 09 Dec 2009 10:58:54 +0000</pubDate>
		<dc:creator>--87006--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c013#c-13</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--87006--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384836</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>12</meneame:order>
		<meneame:user>--52368--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>6</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#12 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c012#c-12</link>
		<pubDate>Wed, 09 Dec 2009 08:26:32 +0000</pubDate>
		<dc:creator>--52368--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c012#c-12</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--52368--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384826</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>11</meneame:order>
		<meneame:user>--52368--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>6</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#11 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c011#c-11</link>
		<pubDate>Wed, 09 Dec 2009 08:21:02 +0000</pubDate>
		<dc:creator>--52368--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c011#c-11</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--52368--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384556</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>10</meneame:order>
		<meneame:user>--87006--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>11</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#10 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c010#c-10</link>
		<pubDate>Wed, 09 Dec 2009 03:31:52 +0000</pubDate>
		<dc:creator>--87006--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c010#c-10</guid>
		<description><![CDATA[<p>[Usuario deshabilitado]</p><p>&#187;&nbsp;autor: <strong>--87006--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384536</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>9</meneame:order>
		<meneame:user>ju4nk</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>19</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#9 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c09#c-9</link>
		<pubDate>Wed, 09 Dec 2009 02:42:43 +0000</pubDate>
		<dc:creator>ju4nk</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c09#c-9</guid>
		<description><![CDATA[<p>smackschiflante sin duda...</p><p>&#187;&nbsp;autor: <strong>ju4nk</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384291</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>8</meneame:order>
		<meneame:user>--109163--</meneame:user>
		<meneame:votes>2</meneame:votes>
		<meneame:karma>30</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#8 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c08#c-8</link>
		<pubDate>Wed, 09 Dec 2009 00:17:25 +0000</pubDate>
		<dc:creator>--109163--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c08#c-8</guid>
		<description><![CDATA[<p>¡Lo que une es las incomodidades y desventajas de cada uno!</p><p>&#187;&nbsp;autor: <strong>--109163--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5384123</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>7</meneame:order>
		<meneame:user>andin</meneame:user>
		<meneame:votes>3</meneame:votes>
		<meneame:karma>36</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#7 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c07#c-7</link>
		<pubDate>Tue, 08 Dec 2009 23:35:16 +0000</pubDate>
		<dc:creator>andin</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c07#c-7</guid>
		<description><![CDATA[<p>También menciona el experimento de aerotren en Francia, finales años 60.<br />
<br />
La idea era similar al Hovercraft: un colchón de aire comprimido sobre una T inversa de  hormigón. El talón de Aquiles del invento era los cambios de vías ( las famosas <em>agujas</em> en la jerga ferroviaria). <br />
<br />
Las prueba con éxito de ferrocarril de toda la vida a velocidades superiores a 400 km/h echaron al traste el invento.</p><p>&#187;&nbsp;autor: <strong>andin</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5383727</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>6</meneame:order>
		<meneame:user>Negret</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>18</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#6 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c06#c-6</link>
		<pubDate>Tue, 08 Dec 2009 22:20:43 +0000</pubDate>
		<dc:creator>Negret</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c06#c-6</guid>
		<description><![CDATA[<p>Y se ve el Concorde sobrevolando.</p><p>&#187;&nbsp;autor: <strong>Negret</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5383444</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>5</meneame:order>
		<meneame:user>sorrillo</meneame:user>
		<meneame:votes>1</meneame:votes>
		<meneame:karma>18</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#5 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c05#c-5</link>
		<pubDate>Tue, 08 Dec 2009 21:42:43 +0000</pubDate>
		<dc:creator>sorrillo</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c05#c-5</guid>
		<description><![CDATA[<p>No me veo yo con un zepelín a 350 km/h.</p><p>&#187;&nbsp;autor: <strong>sorrillo</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5383161</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>4</meneame:order>
		<meneame:user>Unnovox</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>11</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#4 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c04#c-4</link>
		<pubDate>Tue, 08 Dec 2009 20:43:07 +0000</pubDate>
		<dc:creator>Unnovox</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c04#c-4</guid>
		<description><![CDATA[<p>Interesante</p><p>&#187;&nbsp;autor: <strong>Unnovox</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5383055</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>3</meneame:order>
		<meneame:user>--58777--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>7</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#3 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c03#c-3</link>
		<pubDate>Tue, 08 Dec 2009 20:23:52 +0000</pubDate>
		<dc:creator>--58777--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c03#c-3</guid>
		<description><![CDATA[<p>Interesante. El que lo concibió realmente era un visionario. Lo que pasa es que demasiado adelantado. Hay muchos casos en la historia (Da Vinci, Verne) que tuvieron ideas imposibles que el tiempo demostró posibles.</p><p>&#187;&nbsp;autor: <strong>--58777--</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5382865</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>2</meneame:order>
		<meneame:user>ctrl_alt_del</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>9</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#2 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c02#c-2</link>
		<pubDate>Tue, 08 Dec 2009 19:48:58 +0000</pubDate>
		<dc:creator>ctrl_alt_del</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c02#c-2</guid>
		<description><![CDATA[<p>El tren de <em>levitación</em> se inventó mucho antes de lo que creíamos, por lo que parece.</p><p>&#187;&nbsp;autor: <strong>ctrl_alt_del</strong></p>]]></description>
	</item>

	<item>
		<meneame:comment_id>5382857</meneame:comment_id>
		<meneame:link_id>830252</meneame:link_id>
		<meneame:order>1</meneame:order>
		<meneame:user>--150374--</meneame:user>
		<meneame:votes>0</meneame:votes>
		<meneame:karma>9</meneame:karma>
		<meneame:url>https://www.meneame.net/story/el-zepelin-ferrocarril</meneame:url>
		<title>#1 El zepelín-ferrocarril</title>
		<link>https://www.meneame.net/story/el-zepelin-ferrocarril/c01#c-1</link>
		<pubDate>Tue, 08 Dec 2009 19:47:46 +0000</pubDate>
		<dc:creator>--150374--</dc:creator>
		<guid>https://www.meneame.net/story/el-zepelin-ferrocarril/c01#c-1</guid>
		<description><![CDATA[<p>Por fin una noticia interesante, meneo!</p><p>&#187;&nbsp;autor: <strong>--150374--</strong></p>]]></description>
	</item>

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