Results 61 to 70 of about 2,876 (98)

配网带间隙避雷器在线检测装置的研制

Dianci bileiqi
作为配电线路雷电过电压防护的最有效设备之一，带串联间隙避雷器大量应用于配网架空线路。部分避雷器在运行过程中发生故障后，一旦遭受雷击容易发生压力释放，并造成线路跳闸或绝缘子及导线损坏。本文对串联间隙避雷器的本体在密封性能劣化后的变化进行了分析，选取了绝缘电阻值作为评判其健康状态的依据；提出了配网带间隙避雷器在线检测装置的技术要求；研制出一种配网带间隙避雷器在线检测装置，能够在线检测配网带间隙避雷器的健康状态，提前发现密封劣化的避雷器，方便运维人员及时更换，减少因避雷器损坏造成的线路跳闸或其他运行事故。
李衍川, 吴涵, 王健, 张延辉, 陈石川, 夏晓锋, 刘坚   +6 more
doaj   +2 more sources

[Research progress of lymphaticovenous anastomosis in treatment of severe extremity trauma]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Huang X, Liu Z, Zhou R, Li J, Ju W, Ju J, Hou R.   +6 more
europepmc   +1 more source

[Evidence-based clinical analysis of tissue regeneration in endodontic microsurgery]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
He J, Song D, Xu X.
europepmc   +1 more source

[Modified anterior subcutaneous internal fixation versus open reduction and plate fixation in treatment of pubic symphysis diastasis]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Ye L, Zhao P, Chen X, Wang X, Guan J, Dai X, Zhu Z, Wu M.   +7 more
europepmc   +1 more source

[Clinical study on reduction of posterior malleolar fractures via modified Rammelt transfibular approach]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Ji S, Lei J, Guo J, Liu D, Ge X, Hu J, Liu S, Sun Z.   +7 more
europepmc   +1 more source

[Effectiveness of posterior single-level osteotomy with 360° release and correction in treatment of osteoporotic vertebral compression fractures with moderate to severe kyphosis]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Qing P, Xu H, Hu Y, Xie B, Wang T, Zhang L.   +5 more
europepmc   +1 more source

[Clinical efficacy of vocal fold injection with fat and rectus abdominis fascia combined with voice training in the treatment of glottal insufficiency]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Tao G, Peng J, Xiong J, Xu Y, Liu H, Xiang W, Li L.   +6 more
europepmc   +1 more source

[Lapidus arthrodesis combined with middle metatarsal base rotation osteotomy in treatment of hallux valgus with metatarsus adductus]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Shang L, Lü Z, Zhao S, Chu L, Li C, Gao F, Lu J, Zhang W.   +7 more
europepmc   +1 more source

[Research progress of meniscal centralization for degenerative medial meniscus extrusion]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhao Q, Niu X, Huang J.
europepmc   +1 more source

[A case of secretory otitis media caused by extraskeletal Ewing's sarcoma of parapharyngeal skull base and literature review]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
He R, Yang L, Li W.
europepmc   +1 more source