Selecting water-heating systems

被引：0
|
作者：
Gifford, Henry [1 ]
机构：
[1] Gifford Fuel Saving Inc., New York, NY, United States
来源：
HPAC Heating, Piping, AirConditioning Engineering | 2002年 / 74卷 / 08期
关键词：
Control equipment - Flow control - Friction - Heat convection - Maintenance - Pumps - Reliability - Repair - Safety valves - Water piping systems;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
In most cases, water flow caused by convection can cause problems. One solution to this problem is a check valve. A horizontal check valve installed in a pipe with flow running up vertically or up to 45 degrees can be a good substitute for a flow-control device.
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页码：54 / 55
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