Zobrazeno 1 - 10
of 921
pro vyhledávání: '"Utilization factor"'
Publikováno v:
e-Prime: Advances in Electrical Engineering, Electronics and Energy, Vol 8, Iss , Pp 100592- (2024)
The expansion of the electrical power sector has introduced heightened competition in electric markets, compelling utilities to enhance the efficiency of their power system equipment to provide customers with cost-effective and premium-quality power.
Externí odkaz:
https://doaj.org/article/d51c0f5cccd94588aeefa56e09884164
Publikováno v:
Energy Reports, Vol 10, Iss , Pp 1982-1995 (2023)
There is a consensus among stakeholders that nearly zero energy buildings (nzeb’s) represent a step forward towards low-carbon societies. The envelope of nzeb’s is well insulated, so there are cases when the external building elements are used as
Externí odkaz:
https://doaj.org/article/67f67d29473846c1956f2c1943aaef8f
Autor:
Changjun Li, Yizhou Zhuang, Yuquan Lu, Guoping Zheng, Yunhui Zheng, Wenhao Li, Chenbo Xue, Hongyu Guo, Yuchao Fang
Publikováno v:
Buildings, Vol 14, Iss 8, p 2571 (2024)
The steel rib and the lattice girder are two typical steel arch frames used in the primary lining of the New Austrian Tunnelling Method (NATM) highway tunnel. In the process of tunnel construction, it is necessary to choose the support method accordi
Externí odkaz:
https://doaj.org/article/84855fd186dc4f858071c5f00e27f8bb
Autor:
Xinmin Ma, Zhenyu Chen, Pan Chen, Haozhang Zheng, Xingyu Gao, Junjie Xiang, Liying Chen, Yipei Huang
Publikováno v:
Underground Space, Vol 11, Iss , Pp 232-245 (2023)
The utilization factor of blasthole is a crucial indicator of the effectiveness of blasting in rock roadways. A significant value means that the explosive energy is fully utilized, the single-cycle advance is high, and the excavation rate is fast. A
Externí odkaz:
https://doaj.org/article/3858928c96134a538e9253c7f59ea1b6
Publikováno v:
Applied Sciences, Vol 14, Iss 8, p 3504 (2024)
In this study, the implementation of a solid oxide fuel cell–gas turbine hybrid engine for primary propulsion and electric power generation in aircraft is investigated. The following three parameters, which are crucial in attaining optimal performa
Externí odkaz:
https://doaj.org/article/d9ccc8d3947f4b6896a9afd6d68f2a50
Publikováno v:
Yuanzineng kexue jishu, Vol 57, Iss 3, Pp 583-590 (2023)
TOPAZ-Ⅱ space nuclear reactor power supply adopts thermionic static thermoelectric conversion mode, the output power of the system is 5 kW, and its service life can reach 3 years. It is one of the most advanced space nuclear power supply systems th
Externí odkaz:
https://doaj.org/article/16ea02435dea4029a739b7a4e82137ee
Publikováno v:
Tehnički Vjesnik, Vol 30, Iss 1, Pp 274-281 (2023)
Congestion in the transmitting system is unitarily responsible for technological problems that appear, especially in a deregulated environment. The post-deregulation operation history of the electrical power system has placed greater pressure on the
Externí odkaz:
https://doaj.org/article/1aed1b273d0d4398846ec976f6dd6ba8
Publikováno v:
Results in Engineering, Vol 19, Iss , Pp 101302- (2023)
Kenya boasts of abundant solar irradiation potential across its expansive regions, averaging between 4.5 kWh/m2 and 6 kWh/m2 per day. Despite this advantageous condition, solar energy's contribution to the national energy mix remains relatively low.
Externí odkaz:
https://doaj.org/article/5e3517ebd18e48aa8edf7e19b50d7c63
Publikováno v:
Jixie chuandong, Vol 46, Pp 99-103 (2022)
Focusing on optimal profile construction of epicycloid cam rotors for pump, using the bisymmetric method and taking the rolling radius ratio as the structural variables, an equation of inner conjugate curve corresponding to epicycloid is derived; and
Externí odkaz:
https://doaj.org/article/49ac6bf534b84100a7dd9e308bfdbc03
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