Results 41 to 50 of about 65 (65)

配网PT击穿故障研究综述及运维技术展望

Gaoya dianqi
现代电网以消纳冲击性新能源、接入大功率非线性负荷为背景，冲击和谐波对PT安全运行提出更严峻考验。深入研究当前PT击穿故障成因刻不容缓，针对近年来配网PT击穿及爆炸事故频发、故障机理研究不深现状，从配网PT电路模型出发，详细剖析PT劣化缺陷诱因及防护措施的研究成果，归纳总结目前PT故障研究瓶颈，指出解决问题的新思路——挖掘PT缺陷底层逻辑，研究现代电网对PT端口的影响及PT冲击极端条件，结合数字化网络化技术提高PT自身振荡防护能力以适应现代电力设备智慧运维要求。
赵书涛, 周子煜
doaj  

[Qualitative study on working experience of COVID-19 care nurses]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban, 2020
Wang J, He J, Zhu J, Qiu J, Wang H, Xu H.   +5 more
europepmc   +1 more source

[Association between community socioeconomic status and adults' self-rated health in China]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban, 2020
Wang ZC, Guo Y.
europepmc   +1 more source

[Temporal trend and contributing factors of depressive symptoms in Chinese menopausal women: analysis based on CHARLS panel data]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao, 2022
Li J, Xiao Y, Liao J, Yang C.
europepmc   +1 more source

[Role of traditional Chinese medicine concepts in the prevention of childhood caries]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Sun J, He J, Chen Q, Luo W.
europepmc   +1 more source

[Advances in the application of digital cognitive behavioral therapy in adolescent mental health issue interventions]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Sang X, Hou X, Long N, Mao P.
europepmc   +1 more source

[Duration of automated auditory brainstem response test for the initial hearing screening and influencing factors for the duration in neonates]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi, 2020
Tian N, Ju XL, Xu B, Zheng N, Zhao M.
europepmc   +1 more source

[Development and feasibility analysis of a parenting strategy mini-program for preventing anxiety and depression in adolescents]. [PDF]

Zhong Nan Da Xue Xue Bao Yi Xue Ban
Li G, Yang M, Hu Y.
europepmc   +1 more source

[Path analysis of influencing factors of mental resilience in adolescents with depression]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Wang M, Li Q.
europepmc   +1 more source