Results 71 to 80 of about 4,281 (116)

一种基于电机电流的高压断路器与负荷开关弹簧操作机构故障诊断算法

Gaoya dianqi
为实现高压断路器与负荷开关的故障诊断，提高设备安全可靠性，有必要深入研究电机电流特性与高压断路器、负荷开关的弹簧操作机构状态之间的关系。由于传统BP神经网络存在易陷入局部最小点及网络收敛速度慢等缺陷，采用遗传算法对于BP神经网络进行优化可以提高判断准确率及诊断效率。诊断结果表明，GA-BP算法可以根据断路器、负荷开关电机电流数据快速准确判断设备所处的运行状态，且精确度高，对于工程实际具有广泛应用前景。
王佳灿, 何志鹏, 冀一玮, 赵莉华, 吴月峥   +4 more
doaj  

[A case report of Diets-Jongmans syndrome caused by a <i>KDM3B</i> gene variant]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Shen KX, Xiang YJ, Wang J, Ren KY, Ding Y.   +4 more
europepmc   +1 more source

[Caplacizumab combined with therapeutic plasma exchange, glucocorticoids, and rituximab for refractory thrombotic thrombocytopenic purpura: a case report and literature review]. [PDF]

Zhonghua Xue Ye Xue Za Zhi
Wei QZ, Lu C, Jiang HW, Hu JB, Wu YH, Hu Y.   +5 more
europepmc   +1 more source

[Research advances on subchondral insufficiency fracture and osteonecrosis of the knee]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zou Z, Zeng Y, Zeng J.
europepmc   +1 more source

[Multicenter prospective study on the diagnostic value of syndecan-1 for necrotizing enterocolitis in preterm infants]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Yin XY, Zhao ZH, Wang Y, Cai N, Chen S.
europepmc   +1 more source

[Exploration and clinical application of the "digital and intelligent surgery" diagnosis and treatment workflow for oral and maxillofacial tumors]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
DU W, Zhang W, Yu Y, Liu S, Su H, Hu L, Tang Z, Wu B, Chen Z, Li J, Wang H, Peng X.   +11 more
europepmc   +1 more source

[Case report of dentinogenesis imperfecta and review of literature]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Song J, Nan Y, Zhang R.
europepmc   +1 more source

[Adolescent depressive disorder: prevalence, risk factors, current status of diagnosis and treatment, and challenges]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Cong EZ.
europepmc   +1 more source

[Clinical value of AI-assisted cardiac auscultation in screening for congenital heart disease in neonates]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban
Zhang J, Jia W, Zhang Q, Fu C, Xie C, Xu W.   +5 more
europepmc   +1 more source

[Chinese expert consensus on the diagnosis and treatment of human immunodeficiency virus infection related diffuse large B cell lymphoma (2025)]. [PDF]

Zhonghua Xue Ye Xue Za Zhi
Lymphoid Disease Group, Chinese Society of Hematology, Chinese Medical Association, Lymphoma Integrative Rehabilitation Professional Committee of Chinese Anti-Cancer Association (CACA), Central and Western China AIDS Lymphoma League (CALL), Lymphoma Expert Committee of Chinese Society of Clinical Oncology (CSCO).   +5 more
europepmc   +1 more source