粉煤气化中粉煤质量流量测量及控制设计

Measurement and Control Design of the Coal Mass Flow in Pulverized Coal Gasification Process

介绍了粉煤气化技术中进料粉煤质量流量测量和控制的重要性,阐述了其流量测量和控制系统硬件的设置及功能,重点分析了粉煤质量流量测量和控制设计的计算依据、公式、功能实现方法、注意事项和系统联锁安全保护手段等,经实践检验,该系统设计是先进可靠的,为装置连续、安全、稳定操作运行提供了保障。

The importance of the measurement and control of the pulverized coal feed in the pulverized coal gasifica- tion process was introduced and the hardware configuration for the flow measurement and control system was elaborated, focusing on the analysis of the calculation basis, formula, methods for realizing the functions, matters calling for attention, system interlocking, safety protection of the measurement of the mass flow of the pulverized coal and the control design. Practice test proved that the design of the system in question was advanced and reliable, which was a guarantee for conti- nuous, safe and stable operation of the facility.