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面向环保接地施工的杆塔分支式外延接地网接地特性研究

Gaoya dianqi
低碳环保已成为国家的战略和政策导向，输电杆塔在降阻施工时，常采用敷设长距离外延接地极方式接地，造成资源浪费、环境破坏等问题。针对杆塔接地施工环境的复杂性与施工面积的有限性，文中提出输电线路杆塔分支式外延接地网散流降阻结构，实现了接地降阻施工的低碳环保。首先，仿真计算单根外延接地极的有效降阻长度；然后，研究了土壤电阻率、入地电流频率对单分支式和多分支式外延接地网降阻特性的影响规律；最后，分析了不平衡分支式外延接地网的散流特性。结果表明：相比于传统方框带射线型接地网，分支接地极结构比例为1 ...
廖玉琴, 屈路, 杨跃光, 廖民传, 李文荣, 王敩青   +5 more
doaj  

[Rehmanniae radix preparata alleviates chronic kidney disease in mice through a multi-target mechanism]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Lin Z, Jiang M, Feng L, Fang K, Fang P, Tan Q.   +5 more
europepmc   +1 more source

[Efficient dental panoramic radiographic diagnosis under resource constraints <i>via</i> edge quantization and multi-modal synergy]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Zhao T, Jiao Y, Ni M, Luo Y, Xia S, Xu Y, He Y.   +6 more
europepmc   +1 more source

[Network analysis of body anxiety, appearance anxiety, and body dysmorphic disorder tendency among female college students]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Hao Y, Jiang J, Teng C, An X, Qiao H, Pang B, Shi X, Guan C.   +7 more
europepmc   +1 more source

[MSCNet: Coronary artery segmentation network with multi-scale cascade encoding and dynamic spatial context enhancement]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Zeng A, Cheng X, Pan D, Ye J.
europepmc   +1 more source

[Interpretation of key updates of the 2026 version of the APASL clinical practice guidelines for the management of chronic hepatitis B]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Liu HS, Ai XW, Sun YM, You H.
europepmc   +1 more source

[Mechanisms and outcome evaluation of neurofeedback in post-traumatic stress disorder intervention]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Huang K, Ding P, Luo R, Li T, Zhao L, Su L, Xu J, Fu Y.   +7 more
europepmc   +1 more source

[A semi-supervised MRI image segmentation dual-network model for regions with ambiguous boundaries and heterogeneous regions]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Huang L, Xu H, Huang L, Yao X, Zhou K, Gao Y.   +5 more
europepmc   +1 more source

[Multi-view signal integration via manifold learning for sleep stage classification]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Tong W, Lin X, Wu X, Li T, Wu Q.
europepmc   +1 more source

[Pediatric thunderstorm asthma in China: epidemiological characteristics and comprehensive management]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Han P, Shen KL.
europepmc   +1 more source