Results 31 to 40 of about 902 (81)

构网型与跟网型储能在弱电网中的暂态响应特性及并网性能研究

Gaoya dianqi
近年来，光伏、风电等可再生能源大量接入电网，在提供清洁能源、降低碳排放的同时，也为电网带来了电压、频率不稳定问题；储能系统用于解决电力需求与供给在时间、空间多维度的矛盾，具有削峰填谷、能量平衡的关键作用。目前大多数储能变流器采用跟网控制方式，由于锁相环的延迟和硬件设备电流的限制，存在频率动态过程响应较慢，电压支撑能力弱的问题。构网控制由于引入了虚拟同步机惯量响应的控制回路而逐渐成为解决系统频率问题的主要控制策略。该文根据跟、构网研究现状，分析两种控制策略特性 ...
赵清华, 李明, 李晓龙, 亚 夏尔·吐尔洪, 李义岩, 兰承龙, 郑云平, 宗思佳   +7 more
doaj  

[Interpretation of the group standard: Clinical Protocol for Bone Harvesting and Grafting under Digital Guidance in Oral Implantology]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Wang J, Man Y.
europepmc   +1 more source

[Application and research progress of mandibular distraction osteogenesis in craniofacial microsomia]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li L, Zhang Z.
europepmc   +1 more source

[Application and progress of artificial intelligence agents in drug development]. [PDF]

Zhejiang Da Xue Xue Bao Yi Xue Ban
Zhao D, Hsieh C.
europepmc   +1 more source

[Advances in application of digital orthopedic technology in total hip arthroplasty for developmental dysplasia of hip]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhang B, Li H, Li M, Kong X, Chai W.
europepmc   +1 more source

[<i>Fuzheng Xiaoyan</i> Granules ameliorate cancer-related fatigue during breast cancer chemotherapy by regulating the AKT1/BAD/BCL-2 pathway]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Sun X, Wang K, Wang G, Dai Q, Chen J, Kong X, Luan J.   +6 more
europepmc   +1 more source

[A clinical study on the centralized occlusal scheme for implant-supported overdentures in edentulous patients]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Diao C, Wang S, Li M, Pan S, Liu Y.
europepmc   +1 more source

[Preparation of superhydrophilic imprinted resin-graphene aerogel composite and its precise recognition of tumor biomarker in urine]. [PDF]

Se Pu
Wang M, Tian T, Bai L, Han D, Yan H.
europepmc   +1 more source

[A multi-view stereo vision methodology for digital soft-tissue impressions in fixed implant rehabilitation of edentulous patients]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Yang Y, Tian Y, Shan S, Li W, Shang X, Wang Y, Guo S, Gao Z, Wen A, Zhao Y, Wang Y.   +10 more
europepmc   +1 more source

[Case of tooth autotransplantation with robotic surgery assistance]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Liu Y, Song J, Chen X, Zhang C, Chen S, Zhang J, Gu Z.   +6 more
europepmc   +1 more source