EPON无源光网络架构电子政务网施工方案.docx
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EPON无源光网络架构电子政务网施工方案
EPON无源光网络架构电子政务网施工方案
数字****电子政务网络建设工程项目名称：
施工单位：
日期：
施工方案数字***电子政务网络建设工程******2011年4月4日1
一、工程概况及施工组织结构........................................................................................6
1.1编制说明...................................................................................................................6
1.2编制依据...................................................................................................................6
1.3工程概述...................................................................................................................6
1.4工程规模...................................................................................................................6
1.5施工范围...................................................................................................................7
1.6施工组织结构..........................................................................................................8
1.6.1工程项目人员安排：
.......................................................................................8
1.6.2工程部组织结构图：
.......................................................................................9
1.7工程施工时间及进度...............................................................................................9
二、施工总体部署........................................................................................................10
2.1施工总体部署........................................................................................................10
2.2施工前准备工作.....................................................................................................10
2.3进场准备工作........................................................................................................10
三、施工准备................................................................................................................11
3.1施工依据.................................................................................................................11
3.2制定施工组织方案和安全措施................................................................................11
3.2.1组织措施：
...................................................................................................11
3.2.2施工方案：
...................................................................................................11
3.3熟悉和审查图纸......................................................................................................12
3.4技术交底.................................................................................................................12
3.5施工预算.................................................................................................................13
四、室外光缆布线系统施工规范..................................................................................13
4.1施工前的环境检查..................................................................................................13
4.2施工前的器材检验..................................................................................................13
4.3设备安装.................................................................................................................16
4.5产品技术规格概述..................................................................................................17
4.6光缆的敷设规范......................................................................................................17
4.6.1光纤跳线的安装拉力.....................................................................................18
4.6.2光缆熔接.......................................................................................................18
4.6.3配线架安装...................................................................................................19
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4.6.4光缆最小曲率半径.........................................................................................20
4.6.5光缆的张力和侧压力.....................................................................................20
4.6.6判断光缆的AB端..........................................................................................20
4.7光缆敷设规范.........................................................................................................20
4.7.1室内光纤的敷设............................................................................................20
4.7.2室外光纤的敷设............................................................................................21
4.7.3管道光纤的敷设............................................................................................21
4.7.4直埋光缆的敷设............................................................................................23
4.7.5架空光缆的敷设............................................................................................24
4.8光纤布线中的其他事项说明...................................................................................25
五、管道的施工规范.....................................................................................................26
5.1PVC管、蜂窝管通信管道施工要求........................................................................26
5.2回填土....................................................................................................................27
5.3手孔及管道建筑要求..............................................................................................27
5.4施工注意事项.........................................................................................................29
六、光缆通道施工、接续与通道测试规范....................................................................30
6.1光纤传输通道施工..................................................................................................30
6.1.1光缆施工.......................................................................................................30
6.1.2施工准备.......................................................................................................30
6.1.3光缆布线的要求............................................................................................31
6.2弱电井垂直敷设......................................................................................................31
6.3光缆接续规范.........................................................................................................32
6.3.1光纤从光缆中拔出和处理..............................................................................32
6.3.2光纤剥离程序................................................................................................32
6.3.3光纤切割.......................................................................................................32
6.3.4光纤熔接过程................................................................................................32
6.3.5熔接后进行机械保护.....................................................................................33
6.4光纤传输通道测试..................................................................................................33
6.4.1光纤的连续性................................................................................................33
6.4.2光纤的率减...................................................................................................33
6.4.3光纤的带宽...................................................................................................33
七、光缆的运输要求.....................................................................................................34
7.1分屯运输的准备工作..............................................................................................34
7.2分屯运输的方法和要求...........................................................................................35
八、电子政务网络解决方案..........................................................................................36
8.1EPON技术简介.........................................................................................................36
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8.1.1采用EPON进行FTTx建设的优势....................................................................36
8.1.2EPON网络架构..............................................................................................37
8.2项目组网方案.........................................................................................................38
8.2.1项目需求.......................................................................................................38
8.2.2组网方案.......................................................................................................38
8.2.3建设方案.......................................................................................................40
8.2.3.1OLT设备安装.....................................................................................40
8.2.3.2分光拓扑............................................................................................40
8.2.3.3小区楼内设备组网..............................................................................40
8.2.4综合网管方案................................................................................................41
8.2.4.1方案描述............................................................................................41
8.1.4.2方案特点............................................................................................43
8.3光通道损耗计算......................................................................................................44
8.4带宽需求分析.........................................................................................................45
8.5IP地址规划原则....................................................................................................46
8.6VLAN规划...............................................................................................................48
8.7****EPON解决方案介绍...........................................................................................49
8.7.1整网解决方案................................................................................................49
8.7.2业务解决方案.......................................................................
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