通信人家园

标题: [讨论]现在ADSL应用特别迅速但是问题也出来了求教电缆承载能力是多少？如何计算？ [查看完整版帖子] [打印本页]

时间: 2007-12-12 20:23

作者: zhgc 标题: [讨论]现在ADSL应用特别迅速但是问题也出来了求教电缆承载能力是多少？如何计算？

<table height="265" cellspacing="0" cellpadding="0" width="99%" border="0"><tbody><tr><td valign="top" width="100%"><div id="dispbody" style="MARGIN-TOP: 10px; FONT-SIZE: 12px; MIN-HEIGHT: 200px; WORD-BREAK: break-all; LINE-HEIGHT: 21px; WORD-WRAP: break-word;">是按一条电缆算，还是按照100对一个单位？还是25对一组算？？近一段时间有几个用户老掉线线路长度和电气性能都没有多大问题。所以想有可能是这方面的问题 <span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">200<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">对电缆  <span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">51<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">部，<span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">300<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">对电缆 <span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">49<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">部，<span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">400<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">对电缆 <span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">39<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">部<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";"><span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">合计ADSL <span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">139<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">部<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";"><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "Times New Roman"; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">主干电缆长 2448<span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";">米配线平均1800米 <span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman";"></div></td></tr></tbody></table>

时间: 2007-12-13 11:15

作者: 1997deman

我认为太长了

时间: 2007-12-13 16:47

作者: super__m

主要是配线问题吧,干线这个长度问题不大而且配线容易出现和电力线同管时的干扰问题等等

时间: 2007-12-14 15:04

作者: kuaileguo

不清楚啊

时间: 2007-12-14 15:16

作者: gofay

不懂这个

时间: 2007-12-14 23:40

作者: 风来疏竹

不懂

时间: 2007-12-15 23:37

作者: wfdcks8848

太长了，4公里多了

通信人家园 (https://www.txrjy.com/)