山东某商住楼太阳能热水设备及管道安装技术交底_secret（_secret installation of solar energy hot water equipment and piping in a commercial and residential building in Shandong）.docVIP

山东某商住楼太阳能热水设备及管道安装技术交底_secret（_secret installation of solar energy hot water equipment and piping in a commercial and residential building in Shandong） This article is contributed by moenjiang DOC documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Technical disclosure record Lu JJ-005 - racy Project name disclosure parts summary: residential commercial residential construction unit process name Solar hot water equipment and pipe installation According to the standard: according to the standard: Unified standard for quality acceptance of construction works GB50300-2001 code for construction quality acceptance of building water supply, drainage and heating engineering GB50242-2002 1, scope The process standard is applicable to the installation of ordinary flat plate straight tubular solar water heaters and pipes in civil and general industrial buildings. 2 、 construction preparation 2.1 material requirements 2.1.1 solar water heater type should comply with the design requirements, determined by party a material brand. Nothing should have the certificate. 2.1.2 collector material: 2.1.2.1 transparent cover requirements on short wave solar radiation transmittance, absorption and reflection of long wave thermal radiation rate, weather resistance, durability, good heat resistance, light quality and have a certain strength. Should use 3 ~ 5mm thick iron content of less tempered glass. 2.1.2.2 heat collecting board and heat collecting tube surface should be black coating, it should have weather resistance, adhesion and high strength. Collector 2.1.2.3 requirements of high thermal conductivity, smooth inner wall, flow friction is small, not easy to rust, no pollution, high strength, good durability, easy processing materials, suitable brass and stainless steel tube; the general use of galvanized carbon steel or aluminum alloy. The cylinder heat collector can be made of plastic pi