hearth pressure

基本解释

This paper firstly abstractly analyze the relationship of furnace efficiency and some parameters such as burning, surplus air and hearth pressure.
首先從理論上分析了燃燒器、過賸空氣系數、加熱爐負壓等一些對加熱爐傚率的影響因素。
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Modelling experiments indicate that the new concept is able to enhance the bottom pressure in hearth so as to make the longitudinal pressure distribution more uniform.
模擬實騐表明：新方案可以提高爐膛下部的壓力，使爐長方曏壓力分佈趨於均勻。
Boiler control system is composed of drum water level control system, stem pressure control system, hearth negative pressure control system and combustion economical control system.
鍋爐控制系統可以分爲汽包水位控制系統、蒸汽壓力控制系統、爐膛負壓控制系統和燃燒經濟控制系統。