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Research on The Dynamic Model and Transient Operation Optimization Control of Coal Mill Pulverizing System

Hui Wang

Hui Wang

Jianbi Power Plant, China EnergyZhenjiang, China
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Wang, Hui
, 
Jun Zhang

Jun Zhang

School of Energy and Power Engineering, Nanjing Institute of TechnologyNanjing, China
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Zhang, Jun
, 
Yun Xie

Yun Xie

Jianbi Power Plant, China EnergyZhenjiang, China
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Xie, Yun
, 
Ying Wang

Ying Wang

Jianbi Power Plant, China EnergyZhenjiang, China
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Wang, Ying
, 
Jun Wang

Jun Wang

Jianbi Power Plant, China EnergyZhenjiang, China
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Wang, Jun
, 
Jiancong Dong

Jiancong Dong

School of Energy and Power Engineering, Nanjing Institute of TechnologyNanjing, China
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Dong, Jiancong
 and 
Liheng Liu

Liheng Liu

School of Energy and Power Engineering, Nanjing Institute of TechnologyNanjing, China
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Liu, Liheng
  
Mar 17, 2025
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Published Online: Mar 17, 2025
Received: Nov 20, 2024
Accepted: Feb 20, 2025
DOI: https://doi.org/10.2478/amns-2025-0822
Keywords
© 2025 Hui Wang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1.

The schematic of working process of the coal mill pulverizing system
The schematic of working process of the coal mill pulverizing system

Figure 2.

The schematic diagram of MPs coal mill structure
The schematic diagram of MPs coal mill structure

Figure 3.

The schematic diagram of typical BP neural network.
The schematic diagram of typical BP neural network.

Figure 4.

Original Control Logic for the Cold and Hot Dampers in the Coal Mill
Original Control Logic for the Cold and Hot Dampers in the Coal Mill

Figure 5.

Optimized Control Logic for Cold and Hot Air Dampers in the Coal Mill
Optimized Control Logic for Cold and Hot Air Dampers in the Coal Mill

Figure 6.

Transient change in outlet temperature of the coal pulverizer when the raw coal moisture increases suddenly.
Transient change in outlet temperature of the coal pulverizer when the raw coal moisture increases suddenly.

Figure 7.

Energy consumption changes under different control strategies when raw coal moisture suddenly increases.
Energy consumption changes under different control strategies when raw coal moisture suddenly increases.

Figure 8.

Transient variation in outlet temperature of the coal mill when the coal feed rate is increased suddenly.
Transient variation in outlet temperature of the coal mill when the coal feed rate is increased suddenly.

Figure 9.

Operational energy consumption under different control strategies when the coal feed rate is increased suddenly.
Operational energy consumption under different control strategies when the coal feed rate is increased suddenly.
Language:
English
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Journal Subjects:
Life Sciences, Life Sciences, other, Mathematics, Applied Mathematics, General Mathematics, Physics, Physics, other
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