<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0035-001X</journal-id>
<journal-title><![CDATA[Revista mexicana de física]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fis.]]></abbrev-journal-title>
<issn>0035-001X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Física]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0035-001X2003000600001</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Superconducting transmission 23kV/2kA cable - first in Latin America]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jergel]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Falcony]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sytnikov]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dolgosheev]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Belyi]]></surname>
<given-names><![CDATA[D.I.]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sierra]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nieto]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maya]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto Politécnico Nacional Centro de Investigación y de Estudios Avanzados Departamento de Física]]></institution>
<addr-line><![CDATA[México Distrito Federal]]></addr-line>
<country>México</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Russian Institute for Cable Industry  ]]></institution>
<addr-line><![CDATA[Moscow ]]></addr-line>
<country>Russia</country>
</aff>
<aff id="A03">
<institution><![CDATA[,CABIX Consulting  ]]></institution>
<addr-line><![CDATA[Moscow ]]></addr-line>
<country>Russia</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Centro de Investigaciones y Desarrollo Condumex  ]]></institution>
<addr-line><![CDATA[Querétaro ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2003</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2003</year>
</pub-date>
<volume>49</volume>
<numero>6</numero>
<fpage>489</fpage>
<lpage>492</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0035-001X2003000600001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0035-001X2003000600001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0035-001X2003000600001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Two superconducting models of transmission cables were designed, constructed and tested for the first time in México, the 1m model and 5m model with parameters of practical applications 23 kV/2kA. For this purpose also a new cryogenic laboratory was built and equipped with all necessary devices and instruments. For construction of both models, a high critical temperature superconducting Bi-Sr-Ca-Cu-O tape was used. The design, construction and performed tests are briefly described and some preliminary results of test measurements are presented.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Por primera vez en México, se han diseñado, construido y probado dos modelos superconductores de transmisión de energía eléctrica de una longitud de 2 m y de 5 m con parámetros prácticos para aplicación de 23kV/2kA. Con este propósito se construyó también un laboratorio de criogenia nuevo, equipado con todos los dispositivos e instrumentos requeridos. En la construcción de ambos modelos, se utilizó cinta superconductora de Bi-Sr-Ca-Cu-O. Se presentan la descripción y construcción del diseño, así como las pruebas realizadas y los resultados preliminares de las mediciones efectuadas son presentados.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Bi-2223 tape]]></kwd>
<kwd lng="en"><![CDATA[HTS cable models]]></kwd>
<kwd lng="es"><![CDATA[Superconductividad de alta Tc]]></kwd>
<kwd lng="es"><![CDATA[aplicaciones de potencia]]></kwd>
<kwd lng="es"><![CDATA[propiedades eléctricas]]></kwd>
<kwd lng="es"><![CDATA[diseño de cables]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Carta</font></p>     <p align="justify">&nbsp;</p>      <p align="center"><font face="verdana" size="4"><b>Superconducting transmission 23kV/2kA cable &#45; first in Latin America</b></font></p>     <p align="center">&nbsp;</p>     <p align="center"><font face="verdana" size="2"><b>M. Jergel<sup>1</sup>, A. Morales<sup>1</sup>, C. Falcony<sup>1</sup>*, V. Sytnikov<sup>2</sup>, P. Dolgosheev<sup>2</sup>, D.I. Belyi<sup>3</sup>, A. Sierra<sup>4</sup>, A. P&eacute;rez<sup>4</sup>, J.L. Nieto<sup>4</sup>, A. Gonz&aacute;lez<sup>4</sup>, M. Maya<sup>4</sup>, and F. Ortiz<sup>4</sup></b></font></p>        <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><i><sup>1</sup> Centro de Investigaci&oacute;n y de Estudios Avanzados del IPN, Av. IPN 2508, 07300 M&eacute;xico, D.F., M&eacute;xico</i> <i>*Corresponding author: Depto. de F&iacute;sica, CINVESTAV&#45;IPN, Apartado Postal 14&#45;740, 07300 M&eacute;xico, D.F., M&eacute;xico,</i> e&#45;mail: <a href="mailto:cfalcony@fis.cinvestav.mx">cfalcony@fis.cinvestav.mx</a></font></p>      <p align="justify"><font face="verdana" size="2"><i><sup>2</sup> JSC "VNIIKP", Russian Inst. for Cable Industry, Shosse Entuziastov 5, 111024 Moscow, Russia</i></font></p>      <p align="justify"><font face="verdana" size="2"><i><sup>3</sup> CABIX Consulting, Grimau 10, 117036 Moscow, Russia</i></font></p>      <p align="justify"><font face="verdana" size="2"><i><sup>4</sup> Centro de Investigaciones y Desarrollo Condumex, Parque Industrial Jurica, 76120 Quer&eacute;taro, M&eacute;xico</i></font></p>      ]]></body>
<body><![CDATA[<p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2">Recibido el 13 de marzo de 2003.     <br>   Aceptado el 3 de julio de 2003.</font></p>      <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>      <p align="justify"><font face="verdana" size="2">Two superconducting models of transmission cables were designed, constructed and tested for the first time in M&eacute;xico, the 1m model and 5m model with parameters of practical applications 23 kV/2kA. For this purpose also a new cryogenic laboratory was built and equipped with all necessary devices and instruments. For construction of both models, a high critical temperature superconducting Bi&#45;Sr&#45;Ca&#45;Cu&#45;O tape was used. The design, construction and performed tests are briefly described and some preliminary results of test measurements are presented.</font></p>      <p align="justify"><font face="verdana" size="2"><b>Keywords:</b> Bi&#45;2223 tape; HTS cable models; construction and testing; preliminary test results.</font></p>      <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>      <p align="justify"><font face="verdana" size="2">Por primera vez en M&eacute;xico, se han dise&ntilde;ado, construido y probado dos modelos superconductores de transmisi&oacute;n de energ&iacute;a el&eacute;ctrica de una longitud de 2 m y de 5 m con par&aacute;metros pr&aacute;cticos para aplicaci&oacute;n de 23kV/2kA. Con este prop&oacute;sito se construy&oacute; tambi&eacute;n un laboratorio de criogenia nuevo, equipado con todos los dispositivos e instrumentos requeridos. En la construcci&oacute;n de ambos modelos, se utiliz&oacute; cinta superconductora de Bi&#45;Sr&#45;Ca&#45;Cu&#45;O. Se presentan la descripci&oacute;n y construcci&oacute;n del dise&ntilde;o, as&iacute; como las pruebas realizadas y los resultados preliminares de las mediciones efectuadas son presentados.</font></p>      ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><b>Palabras clave:</b> Superconductividad de alta Tc; aplicaciones de potencia; propiedades el&eacute;ctricas; dise&ntilde;o de cables.</font></p>      <p align="justify"><font face="verdana" size="2">PACS: 74.72.Hs; 84.70.+p</font></p>      <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/rmf/v49n6/v49n6a1.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>      <p align="justify">&nbsp;</p>     <p align="justify"><font face="verdana" size="2"><b>References</b></font></p>      <!-- ref --><p align="justify"><font face="verdana" size="2">1. D. Lindsay, <i>Superconductor &amp; Cryoelectronics,</i> Winter 2000/01, p. 27.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8297615&pid=S0035-001X200300060000100001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>      <!-- ref --><p align="justify"><font face="verdana" size="2">2. M, Leghissa <i>et al., IEEE Trans. on Appl. Superconductivity</i> 9 (1999) 406.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=8297617&pid=S0035-001X200300060000100002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>      ]]></body>
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