【杭州】【2008年】【武邮】【杭州中豪凤起广场室内分布改造工程设计方案】1

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设计文件及施工图纸审核表工程名称建设地点项目分类杭州中豪凤起广场GSM浙江省杭州市凤起东路137号室分二期设计单位施工单位本工程预算总价华信邮电咨询设计研究院武汉虹信通信技术有限责任公司155107.69设计方案简介:该站点属于改造站点,归属于联通,改造类型直放站改微蜂窝。采用安装在杭州市中豪凤起广场B栋3F弱电井的微蜂窝和2台安装在A栋弱电井的光远端机,其中A栋4F和8F弱电井内的光远端机通过光纤从B栋的微蜂窝中引入信号,微蜂窝覆盖B栋大楼,4F内的1台光远端机覆盖A栋1BF-5F以及A栋电梯部分,8F内的光远端机覆盖A栋6F-10F部分,从而对整栋大楼区域进行GSM信号覆盖,解决其信号问题。覆盖面积:约40000平米;工程材料:1台华为微蜂窝(10W),1台光近端机,1台20W光远端机,1台10W光远端机;全向吸顶天线216副、定向板状天线22副、腔体耦合器188个、腔体二功分47个、1/2馈线3475米、1/2接头1110个、7/8馈线70米、7/8接头20个。设计院意见:签名(盖章)分公司运维部门意见:签名(盖章)分公司网建部门意见:签名(盖章)分公司领导意见:签名(盖章)编号:No.:室内分布站点建设开工单附件四:室内分布站点名称杭州中豪凤起广场项目归属施主基站信息站点具体位置杭州市凤起东路137号建设费用(估算)设备厂家名称武邮联系人:夏季联系电话:15967150120其他要求(注意事项)光缆熔接4芯至1层弱电井;如有问题,请与设备厂家联系管线中心意见工程建设中心意见部门领导意见备注注:由特殊原因造成的变更应以书面形式上报杭分。杭州中豪凤起广场站点室内分布系统设计方案工程名称:杭州中豪风起广场建设性质:改造工程建设单位:中国联通杭州分公司集成商:武汉虹信通信技术有限责任公司设计单位:华信邮电咨询设计研究院有限公司设计时间:二OO八年十二月十八日杭州中豪凤起广场改造工程情况一览表集成商:武汉虹信通信技术有限责任公司勘测人:毛昊工程名称:杭州中豪凤起广场地址:杭州市凤起东路137号楼宇性质:商场+写字楼经纬度:E:120.19810°N:30.26637°楼宇幢数:2楼宇层数:9和13层(含地下一、二层)建筑面积:40000㎡建设单位负责人:徐荣国联系方式:13336009879设计人:毛昊联系方式:13968174413建设内容:新建改造√新建工程:LAC:CID:BCCH:信源类型:信源厂家:信源数量:信源位置:干放数量:直放站安装位置:覆盖区域:覆盖面积:㎡电梯覆盖方式:定向天线朝电梯厅覆盖定向天线朝电梯井道覆盖重发天线总数:付改造工程:原分布系统概况原分布建设年份:2006年原分布系统的信源类型及数量无线直放站一台原分布覆盖区域:A栋地下室+电梯原分布天线总数:19付原分布边缘场强-85dBm(平层)原天线和器件是否兼容3G标准:否馈线类型RF1/2阻燃馈线其他改造内容(该站点为:原站点归属联通,原直放站更换为华为微蜂窝)改造方式:1)重建√2)对不符合标准的器件馈线等更换3)扩大原分布覆盖4)加密天线5)信源更换改造后的覆盖范围:全覆盖改造后的信源及配置一台10W华为微蜂窝、一台光近端机、三台10W光远端机改造统计新增天线数量238新增器件数量235新增馈线类型及数量1/2馈线3475米、7/8馈线70米因改造需要增加的主机数量:光纤站远端机2台微蜂窝1台工程总造价:155107.69元(不包含微蜂窝)分布系统费用:80854.70元集成费用:50352.99元信源费用:23900元馈线供应商:汉胜信源供应商:新时讯无源器件供应商:云海其他:目录1、工程概述···········································································11.1工程基本情况······················································································11.2无线网络环境现状················································································22、设计依据···········································································32.1编制依据···························································································32.2设计技术指标·····················································································33、设计思路···········································································43.1设计原则···························································································43.2设计思路····························································································44、系统合理性分析··································································64.2上下行平衡分析···················································································74.3干扰分析····························································································9杂散干扰分析···························································································9互调干扰分析·························································································104.4干扰分析总结···················································································114.5信号分配损耗····················································································115、系统安装及施工工艺说明·····················································125.1有源设备安装····················································································125.2室内天线安装····················································································135.3馈线及相关设施·················································································135.4标签································································································146、附表及附图·······································································157、系统配置清单····································································167.1主要设备材料表·················································································167.2设备清单报价····················································································16杭州中豪凤起广场GSM室内分布系统设计方案第1页华信邮电咨询设计研究院1、工程概述1.1工程基本情况杭州中豪凤起广场位于杭州市凤起东路137号。总建筑面积逾40000平方米,其中主楼高13层(包括地下一层和二层),辅楼高9层(包括地下一层)。大楼覆盖要求、电梯、及话务量预测表如下:大厦地理位置覆盖区域主要用途楼宽楼深层高层数单层面积(㎡)B2F机房502541750B1F停车场115564164401F-2F车库115564264403-11F写字楼86284820647503583236582编号停靠楼层数量T1、T2B1F-11F2T3-T6B1F-8F46预测话务量杭州中豪凤起广场面积和话务量核算表杭州市凤起东路137号面积合计非人员密集区域面积业务楼面积总计大楼电梯情况一览表功能备注客梯不共井总计6.75客梯不共井话务量预测依据:我们使用下列参数来预测站点的预期话务量:用户平均占线率:0.02Erl/sub;室内人员手机拥有率:90%,其中联通GSM手机占有率25%;非人员密集区域人流量为每100平方1人次杭州中豪凤起广场杭州中豪凤起广场GSM室内分布系统设计方案第2页华信邮电咨询设计研究院业务楼层人员流量为每25平方1人次电梯人员流量为每部电梯10人次则预计覆盖区域的总话务量(单位为:Erl)公式为:(非人员密集区域面积量/100+业务楼层面积/25+电梯部数*10)*0.9*0.25*0.02对于GSM系统,下表给出了在不同信道数目和呼损率2%时,用爱尔兰表示的实际承载的最佳话务容量和不同载波配置下不同的信道利用率,详细见下表:载频配置与信道利用率对应表载波数TCF数量2%呼损率的爱尔兰b表对应话务量实际信道利用率实际承载最佳话务量172.9447.40%1.393562148.252.90%4.337832214.959.80%8.910243021.9362%13.596653728.2563.70%17.9952564535.6176.10%27.09921根据上表可知,1载频的蜂窝可提供1.39Erl话务量,杭州中豪凤起广场覆盖区域话务量预计为6.75Erl,则最多只需要配置1个3载频小区。大楼话务资源配置建议:1.经过上述计算,杭州中豪凤起广场覆盖区域预期话务量为6.75Erl,根据建设方要求,采用微蜂窝引入信号,目前可以满足杭州中豪凤起广场话务量的需要。2.系统开通后应持续监测施主基站的拥塞情况,必要时可以在施主基站通过载频扩容手段加以缓解。1.2无线网络环境现状我们使用网域GSM的PDA路测设备对现场联通GSM无线环境进行了路测,并对路测数据进行评估分析结论如下:杭州中豪凤起广场GSM无线环境现状评估表楼层信号电平低通话质量差切换频繁和有掉话和信号杂乱杭州中豪凤起广场GSM室内分布系统设计方案第3页华信邮电咨询设计研究院(<-85dBm)(>3级的百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