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一种用于蒸汽用热设备停机后有效排净常温冷疑水的自动阀门———助通阀及自通阀日前在杭州研制成功。它将结束长期以来设备在启动时用蒸汽吹除排空的历史 ,为蒸汽用热设备的节能和长期有效工作提供保障。该阀已申请专利。当前国内企业基本采用在旁通支管上安装手动阀门的方法
A type of automatic valve used to effectively suspend the suspicious water at room temperature after the machine is shut down by the steam heat equipment --- the auxiliary valve and the self-venting valve were successfully developed in Hangzhou a few days ago. It will put an end to the long history of blowing out the emptying history with steam at the start of the plant and provide protection for the energy saving and long-term effective operation of the steam heating equipment. The valve has been patented. At present, domestic enterprises basically adopt the method of installing a manual valve on the bypass branch pipe