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.
首先从理论上分析了燃烧器、过剩空气系数、加热炉负压等一些对加热炉效率的影响因素。
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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.
模拟实验表明：新方案可以提高炉膛下部的压力，使炉长方向压力分布趋于均匀。
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.
锅炉控制系统可以分为汽包水位控制系统、蒸汽压力控制系统、炉膛负压控制系统和燃烧经济控制系统。