某商住楼给排水毕业设计说
明书
题 目： 某商住楼
建筑给水排水工程设计
院 （部）：
专 业： 给水排水工程 班 级： 姓 名： 学 号： 指导教师： 完成日期：
目 录
摘 要 ············································································································IV ABSTRACT ·································································································· V KEY WORDS: HIGH BUILDING；WATER SUPPLY SYSTEM；
WASTEWATER SYSTEM；FIRE SYSTEM ·················································· V 1 前 言 ····································································································· - 1 -
1.1国内外高层建筑给水排水工程设计研究的状况和主要内容 ······································· - 1 - 1.2国内外高层建筑给水排水工程设计研究的状况和主要内容 ······································· - 2 - 1.2.1高层建筑给水排水工程设计方法 ············································································· - 2 - 1.2.2高层建筑给水排水设计的主要内容 ········································································· - 3 -
2 工程概况及设计任务 ············································································· - 4 -
2.1 工程概况··························································································································· - 4 - 2.2设计资料 ··························································································································· - 4 - 2.2.1 建筑设计资料 ············································································································ - 4 - 2.2.2 城市给水排水设计资料 ···························································································· - 4 - 2.3 工程设计任务··················································································································· - 4 -
3 建筑给水系统 ························································································ - 5 -
3.1给水系统方案的确定 ······································································································· - 5 - 3.2 给水管网水力计算··········································································································· - 5 - 3.2.1设计秒流量 ················································································································· - 6 - 3.2.2高区给水管网水力计算 ····························································································· - 7 - 3.2.3低区给水管网水力计算 ····························································································· - 9 - 3.2.4 水表水头损失计算 ·································································································· - 12 - 3.3 设备的计算与选择········································································································· - 12 - 3.4 管材································································································································· - 13 -
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4 建筑消防水系统 ···················································································- 14 -
4.1消防给水系统方案的确定 ····························································································· - 14 - 4.2 室内消火栓给水系统····································································································· - 14 - 4.2.1消火栓的布置 ··········································································································· - 14 - 4.2.2消火栓口所需的水压 ······························································································· - 15 - 4.2.3校核 ··························································································································· - 16 - 4.2.4水力计算 ··················································································································· - 17 - 4.2.5其他设施的设计 ······································································································· - 22 - 4.3 自动喷水灭火系统········································································································· - 22 - 4.3.1自喷系统的布置 ······································································································· - 23 - 4.3.2自喷系统水力计算 ··································································································· - 23 - 4.3.3消防水池容积的计算 ······························································································· - 28 - 4.4 室外消防给水系统········································································································· - 28 - 4.4.1 室外消防给水管网 ·································································································· - 28 - 4.4.2 室外消火栓 ·············································································································· - 28 - 4.5 管材································································································································· - 29 -
5 建筑排水系统 ·······················································································- 30 -
5.1 排水方案························································································································· - 30 - 5.2 排水管道水力计算········································································································· - 30 - 5.2.1 排水设计秒流量 ······································································································ - 30 - 5.2.2 排水管网的水力计算 ······························································································ - 30 - 5.3 管材································································································································· - 33 -
6 建筑雨水排水系统················································································- 33 -
6.1 建筑雨水的排放方式····································································································· - 33 - 6.2 管道的布置与敷设········································································································· - 33 - 6.3 雨水系统的水力计算····································································································· - 33 - 6.3.1雨水流量 ··················································································································· - 34 - 6.3.2 溢流口计算 ·············································································································· - 36 -
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7 结 论 ····································································································- 37 - 谢 辞 ········································································································- 38 - 参考文献 ··································································································- 39 -
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摘 要
本设计包括室内给水工程、室内排水工程、室内消防工程，按甲方要求，本工程给水管只设进户总管，排水管只设排水出口，其于部分用户自理。
给水系统采用分区供水，低区负二到三层，由市政管网直接供水；高区三到十层，采用无负压变频供水。室内排水系统采用污、废水分流制，底层单独排放，排水立管设伸顶通气管，污、废水经化粪池处理后排入市政污水管网，化粪池由小区总图设计时统一考虑。消防系统分为室内消火栓给水系统和室内喷淋给水系统，两者均采用加压水泵和高位水池（箱）联合供水。屋面雨水排水系统采用天沟外排水。
给水管采用聚丙烯PP-R管；排水管采用硬聚乙烯塑料排水管；消防系统均采用内外壁热浸镀锌钢管。
关键词：高层建筑；给水系统；排水系统；消防系统
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