Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Yuzhao CAO"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 10, Pp 9-18 (2024)
Based on X ray diffraction and Fourier transform infrared spectroscopy, the microcrystalline structure characteristics and evolution patterns of a total of 6 coal samples from the eastern Junggar, southern Junggar, Tuha, and Kubai coalfields in Xinji
Externí odkaz:
https://doaj.org/article/415fc0b529394281af38ae3072099958
Autor:
Shengbo Yang, Haichao Wang, Xuehai Fu, Jijun Tian, Fangyu Zhao, Ze Wang, Pichen Sun, Yuzhao Cao
Publikováno v:
Energy Exploration & Exploitation, Vol 40 (2022)
The occurrence states of hydrogen sulfide in coal seams are crucial in preventing and controlling hydrogen sulfide emission in coal mines and the safe development of coal bed methane. In this study, the research status of the occurrence states of fre
Externí odkaz:
https://doaj.org/article/09f4c35c7e3041d5adc28b519f096254
Autor:
Ze Wang, Fangyu Zhao, Xuehai Fu, Pichen Sun, Jijun Tian, Haichao Wang, Shengbo Yang, Yuzhao Cao
Publikováno v:
Energy Exploration & Exploitation, Vol 40 (2022)
The occurrence states of hydrogen sulfide in coal seams are crucial in preventing and controlling hydrogen sulfide emission in coal mines and the safe development of coal bed methane. In this study, the research status of the occurrence states of fre
Publikováno v:
2016 IEEE Vehicle Power and Propulsion Conference (VPPC).
Torque ripple is one of the main disadvantages of Switched Reluctance Motor(SRM). In this paper, based on direct torque control theory, the reason of torque ripple was analyzed firstly from the aspects of basic space voltage vector. According to the
Publikováno v:
IET Electrical Systems in Transportation (Wiley-Blackwell); Mar2018, Vol. 8 Issue 1, p35-43, 9p