东乌旗广厦热电有限责任公司循环水供热改造项目可行性讨论报告目 录1 概 述....................................................................................................1-11.1 项目概况及编制依据....................................................................1-11.2 可研范围........................................................................................1-31.3 城市概况........................................................................................1-41.4 项目建设的必要性......................................................................1-121.5 建设单位简介..............................................................................1-141.6 主要技术原则..............................................................................1-152 热负荷..................................................................................................2-12.1 供热现状........................................................................................2-12.2 热负荷............................................................................................2-12.3 设计热负荷....................................................................................2-22.4 热负荷曲线....................................................................................2-23 供热热源..............................................................................................3-14 供热管网及热力站..............................................................................4-14.1 现状管网........................................................................................4-14.2 管网规模确定及定压....................................................................4-14.3 单建热源与现有热源厂敷设一次热网比较................................4-14.4 管网走向及敷设方式....................................................................4-24.4 管材、管道附件、管道防腐及保温............................................4-34.5 调节方式..................................
