Zobrazeno 1 - 10
of 47 897
pro vyhledávání: '"Wang Kai"'
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 7, Pp 16-20 (2024)
Objective In order to improve train operational efficiency, it is necessary to monitor metro traction power consumption and establish a relevant energy consumption model for prediction analysis of metro traction power consumption. Method The basic pr
Externí odkaz:
https://doaj.org/article/e59bf96c78cc4462a0a88c20386202aa
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 6, Pp 42-50 (2024)
Lithium-ion capacitors (LICs) are novel power energy storage devices, which have the advantages of both lithium-ion batteries and electric double-layer capacitors. However, the slow electrochemical dynamics of the battery-type anode limits th
Externí odkaz:
https://doaj.org/article/33fe9d33d4284a9dbbd60762943cd6c5
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 6, Pp 44-48 (2024)
Objective The existing target speed planning algorithm for the automatic driving of urban rail transit train cannot handle in real time the temporary change of the line speed limit in case of emergency due to the large computational load and long com
Externí odkaz:
https://doaj.org/article/42ffa9b809654e55a548413b56b297ea
Publikováno v:
Xibei zhiwu xuebao, Vol 44, Iss 5, Pp 691-705 (2024)
[ Objective ] The front piedmont belt of the northern slope of the Tianshan Mountains in Xinjiang is a crucial component of the mountain-oasis-desert ecosystem of the Tianshan northern slope. Investiga- ting the dynamic
Externí odkaz:
https://doaj.org/article/25a310a0c4824678bf1dcba6caf5e82a
Publikováno v:
Shuitu Baochi Xuebao, Vol 38, Iss 2, Pp 147-156 (2024)
[Objective] In order to investigate the seasonal changes of base ions and available silicon and aluminum contents of black soil in northeast China under the change of snow depth in winter. [Methods] The environmental factors (temperature and humidity
Externí odkaz:
https://doaj.org/article/625abc1300534d02aa8e8453ebde4716
Publikováno v:
Shanghai yufang yixue, Vol 36, Iss 3, Pp 237-240 (2024)
ObjectiveTo investigate the noise level and influencing factors in metro platforms and station halls, thereby providing the scientific basis for the establishment of hygienic standards.MethodsDuring the morning peak(7:00‒9:30)and off-peak
Externí odkaz:
https://doaj.org/article/b085699842f84ac5b4b35146958d0c3e
Publikováno v:
Zhongguo quanke yixue, Vol 27, Iss 09, Pp 1109-1117 (2024)
Background At present, there has been a dramatic increase in the number of obese children and adolescents globally, among which the prevalence of obesity in children aged 5 to 19 years has increased by about 8 times, and the prevalence of obesity in
Externí odkaz:
https://doaj.org/article/513ef05a058243da918495e4cbf4c2f1
Autor:
Wu Jialong, Li Hongju, Deng Ting, Luo Sihua, Hu Jie, Zhang Zijian, Niu Chengyu, Wang Kai, Jiang Yan, Su Shaoqing
Publikováno v:
Redai dili, Vol 44, Iss 3, Pp 379-392 (2024)
The protection of historical and cultural heritage sites is the main focus of land space planning and use control. Its protection and utilization are important for promoting the revitalization of rural culture and building a pattern of historical and
Externí odkaz:
https://doaj.org/article/046c81a73414499a9a4872d89d5f0cfd
Publikováno v:
Journal of Data and Information Science, Vol 9, Iss 1, Pp 101-123 (2024)
This paper aims to address the limitations in existing research on the evolution of knowledge flow networks by proposing a meso-level institutional field knowledge flow network evolution model (IKM). The purpose is to simulate the construction proces
Externí odkaz:
https://doaj.org/article/acda4d5dc60545ccaa2cc31bda37189e
Publikováno v:
电力工程技术, Vol 43, Iss 1, Pp 201-211 (2024)
DC contactor is one of the most widely configured switching appliances in new energy systems and electric vehicles. The dynamic characteristic of DC contactor is one of the important indexes to measure the performance of DC contactor. A dynamic model
Externí odkaz:
https://doaj.org/article/6ade9d5f98d74624967a3312e1bd8e66