Design and Simulation Based on Advanced BP Algorithm Decoupling Controller of Heat Network
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Design and Simulation Based on Advanced BP Algorithm Decoupling Controller of Heat Network
Vol. 17, Issue 2, Pages: 58-62(2012)
作者机构:
1. 哈尔滨理工大学计算机科学与技术学院
2. 大唐黑龙江发电有限公司
作者简介:
基金信息:
DOI:
CLC:TP273.5
Published:2012
稿件说明:
移动端阅览
WANG Wei-bing, YANG Chuan-xiang, WANG Wei, et al. Design and Simulation Based on Advanced BP Algorithm Decoupling Controller of Heat Network[J]. 2012, 17(2): 58-62.
DOI:
WANG Wei-bing, YANG Chuan-xiang, WANG Wei, et al. Design and Simulation Based on Advanced BP Algorithm Decoupling Controller of Heat Network[J]. 2012, 17(2): 58-62.DOI:
Design and Simulation Based on Advanced BP Algorithm Decoupling Controller of Heat Network
摘要
针对热网非线性、时变、大滞后特性
结合神经网络和一般广义预测控制算法
通过改进BP神经网络解耦器将来自其它通道的耦合影响视为可测干扰进行补偿
解决供热系统中存在的耦合问题;设计了神经网络解耦控制器来调节一次网的流量分配
进而间接调控二次网各用户的室内温度
提高热网的供热质量
达到稳定和均衡供热.Matlab仿真结果表明
在二次网用户初始温度相差越小的情况下
神经网络算法所需的调节时间越短
达到的控制效果越理想
即使在二次网各用户初始温度相差很大
经过一段较长时间的调节
也能够逐渐实现均匀供热.
Abstract
The system parameters of heating network have a feature of nonlinearity
time-variant and high time-delay.Besides
the process parameter of hot media varies as load changes because of the coupling of adjustment process of heat exchanger station subsystem.Therefore
it is difficult to establish a mathematical model
for the heating network and traditional control theory can hardly be applied.According to the features of the heating system
an improved BP algorithm is proposed in this paper based on th...