up feed heating system 上给下分式供暖系统
regenerative feed heating system 再生加热系统
feed water heating system 给水加热系统
up feed system of heating 平分式供暖系统
feed unit water heating system 给水加热系统
steam-heating down-feed system 上行下给式蒸汽供暖系统
The problem how to discharge air in the double tube underside feed and underside return flow heating system is solved by improvement of system design.
并通过改进系统设计较好地解决了下供下回式热水供暖系统排放空气的问题。
Taking an introduced 300mw unit as an example, some reasons for adopting medium-pressure heater and some advantage of feed-water medium-pressure heating system have been described in the paper.
以引进型30 0 MW机组为例，介绍了采用中压加热器的主要原因及给水中压加热系统的优点，并对中压加热器、给水系统等提出了设计建议。
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