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To solve the problem of low recognition accuracy of transformer insulation oil gas fault diagnosis, the slime mold algorithm (SMA) is improved by the reverse learning strategy to form the improved slime mold algorithm (ISMA), thus to improve the global optimization ability and optimize the support vector machine (SVM). An ISMA-SVM optimized fault diagnosis model is established, and the sample set is used for learning and training. The diagnosis and recoginition results are compared with that of the greywolf algorithm (GWO-SVM) and the particle swarm optimization (PSO-SVM), it shows that the accuracy of the ISMA-SVM fault diagnosis and recognition is 93.3%, which is 6.66 and 10.66 percentage points higher than that of the GWO-SVM and PSO-SVM, respectively.

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对于变压器绝缘油含气(DGA)故障诊断识别准确率低问题,利用反向学习策略对黏菌算法(SMA)改进形成ISMA算法,提升全局寻优能力,并优化支持向量机(SVM),建立ISMA-SVM优化故障诊断模型,用样本集进行学习训练。将诊断识别结果与灰狼算法GWO-SVM和粒子群算法PSO-SVM优化模型进行对比,ISMA-SVM故障诊断识别准确率为93.3%,相比GWO-SVM、PSO-SVM分别提高了6.66百分点、10.66百分点。

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杨昭(1996),男,硕士,主要研究方向为大型火电机组启动调试和故障分析,

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杨昭(1996),男,硕士,主要研究方向为大型火电机组启动调试和故障分析,

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杨昭(1996),男,硕士,主要研究方向为大型火电机组启动调试和故障分析,

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绝缘油ISMA-SVM法含气监测应用
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杨昭 , 刘冲 , 杨嘉蕾 , 张灏 , 寇林
热力发电 | 发电技术论坛 2023,52(1): 165-169
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热力发电 | 发电技术论坛 2023, 52(1): 165-169
绝缘油ISMA-SVM法含气监测应用
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杨昭 , 刘冲, 杨嘉蕾, 张灏, 寇林
作者信息
  • 西安热工研究院有限公司,陕西 西安 710054
  • 杨昭(1996),男,硕士,主要研究方向为大型火电机组启动调试和故障分析,

Application of ISMA-SVM method in monitoring of gas content in insulating oil
Zhao YANG , Chong LIU, Jialei YANG, Hao ZHANG, Lin KOU
Affiliations
  • Xi'an Thermal Power Research Institute Co, Ltd, Xi'an 710054, China
出版时间: 2023-01-25 doi: 10.19666/j.rlfd.202208175
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对于变压器绝缘油含气(DGA)故障诊断识别准确率低问题,利用反向学习策略对黏菌算法(SMA)改进形成ISMA算法,提升全局寻优能力,并优化支持向量机(SVM),建立ISMA-SVM优化故障诊断模型,用样本集进行学习训练。将诊断识别结果与灰狼算法GWO-SVM和粒子群算法PSO-SVM优化模型进行对比,ISMA-SVM故障诊断识别准确率为93.3%,相比GWO-SVM、PSO-SVM分别提高了6.66百分点、10.66百分点。

绝缘油  /  含气故障  /  黏菌算法  /  支持向量机  /  诊断识别

To solve the problem of low recognition accuracy of transformer insulation oil gas fault diagnosis, the slime mold algorithm (SMA) is improved by the reverse learning strategy to form the improved slime mold algorithm (ISMA), thus to improve the global optimization ability and optimize the support vector machine (SVM). An ISMA-SVM optimized fault diagnosis model is established, and the sample set is used for learning and training. The diagnosis and recoginition results are compared with that of the greywolf algorithm (GWO-SVM) and the particle swarm optimization (PSO-SVM), it shows that the accuracy of the ISMA-SVM fault diagnosis and recognition is 93.3%, which is 6.66 and 10.66 percentage points higher than that of the GWO-SVM and PSO-SVM, respectively.

insulating oil  /  gas fault  /  slime mold algorithm  /  support vector machine  /  diagnostic identification
杨昭, 刘冲, 杨嘉蕾, 张灏, 寇林. 绝缘油ISMA-SVM法含气监测应用. 热力发电, 2023 , 52 (1) : 165 -169 . DOI: 10.19666/j.rlfd.202208175
Zhao YANG, Chong LIU, Jialei YANG, Hao ZHANG, Lin KOU. Application of ISMA-SVM method in monitoring of gas content in insulating oil[J]. Thermal Power Generation, 2023 , 52 (1) : 165 -169 . DOI: 10.19666/j.rlfd.202208175
  • 中国华能集团有限公司总部科技项目(HNKJ22-H36)
2023年第52卷第1期
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doi: 10.19666/j.rlfd.202208175
  • 接收时间:2022-08-12
  • 首发时间:2026-01-23
  • 出版时间:2023-01-25
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  • 收稿日期:2022-08-12
基金
Science and Technology Project of China Huaneng Group Co., Ltd.(HNKJ22-H36)
中国华能集团有限公司总部科技项目(HNKJ22-H36)
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    西安热工研究院有限公司,陕西 西安 710054
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2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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