Chinese Journal of Computational Physics ›› 2021, Vol. 38 ›› Issue (4): 498-504.DOI: 10.19596/j.cnki.1001-246x.8280
• Research Reports • Previous Articles
Lijuan TU(), Enze ZHOU, Xuefei WU, Qi YANG, Xuefeng DING
Received:
2020-09-25
Online:
2021-07-25
Published:
2021-12-21
CLC Number:
Lijuan TU, Enze ZHOU, Xuefei WU, Qi YANG, Xuefeng DING. Optimal Identification of Variable Resistance Coefficient of Heat Supply Network Based on Flow Measurement Points[J]. Chinese Journal of Computational Physics, 2021, 38(4): 498-504.
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URL: http://www.cjcp.org.cn/EN/10.19596/j.cnki.1001-246x.8280
参数类型 | 参数确定值 | |
种群Population | 种群类型Population type | 双精度向量Double vector |
种群规模Population size | 100 | |
初始种群生成函数Creation function | 可行随机种群Feasible population | |
适应度比例Fitness scaling | 适应尺度变换函数Scaling function | 排序变换Rank |
选择Selection | 选择函数Selection function | 随机均匀Stochastic uniform |
复制Reproduction | 精英个数Elite count | 2 |
交叉比例Crossover fraction | 0.8 | |
变异Mutation | 变异函数Mutation function | 自适应Adaptive feasible |
交叉Crossover | 交叉函数Crossover function | 分散交叉Scattered |
停止准则Stop criteria | 进化代数Generations | 200 |
停滞代数Stalls generations | 50 | |
函数容差Function tolerance | 10-6 |
Table 1 Determination of parameters in genetic algorithms
参数类型 | 参数确定值 | |
种群Population | 种群类型Population type | 双精度向量Double vector |
种群规模Population size | 100 | |
初始种群生成函数Creation function | 可行随机种群Feasible population | |
适应度比例Fitness scaling | 适应尺度变换函数Scaling function | 排序变换Rank |
选择Selection | 选择函数Selection function | 随机均匀Stochastic uniform |
复制Reproduction | 精英个数Elite count | 2 |
交叉比例Crossover fraction | 0.8 | |
变异Mutation | 变异函数Mutation function | 自适应Adaptive feasible |
交叉Crossover | 交叉函数Crossover function | 分散交叉Scattered |
停止准则Stop criteria | 进化代数Generations | 200 |
停滞代数Stalls generations | 50 | |
函数容差Function tolerance | 10-6 |
热力入口 | 设计阻力系数 | 搜索上限 | 搜索下限 |
1 | 49.36 | 39.98 | 62.19 |
2 | 49.36 | 39.98 | 62.19 |
3 | 49.36 | 39.98 | 62.19 |
4 | 24.68 | 21.22 | 29.86 |
5 | 43.55 | 35.28 | 54.87 |
6 | 43.55 | 35.28 | 54.87 |
7 | 43.55 | 35.28 | 54.87 |
8 | 43.55 | 35.28 | 54.87 |
9 | 24.68 | 21.22 | 29.86 |
供回水干管 | 0.42 | 0.38 | 0.48 |
Table 2 Set values and search ranges of pipe networkresistance coefficients(in unit Pa ·m-6 ·h2)
热力入口 | 设计阻力系数 | 搜索上限 | 搜索下限 |
1 | 49.36 | 39.98 | 62.19 |
2 | 49.36 | 39.98 | 62.19 |
3 | 49.36 | 39.98 | 62.19 |
4 | 24.68 | 21.22 | 29.86 |
5 | 43.55 | 35.28 | 54.87 |
6 | 43.55 | 35.28 | 54.87 |
7 | 43.55 | 35.28 | 54.87 |
8 | 43.55 | 35.28 | 54.87 |
9 | 24.68 | 21.22 | 29.86 |
供回水干管 | 0.42 | 0.38 | 0.48 |
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