Zobrazeno 1 - 10
of 115
pro vyhledávání: '"Xiumin Yu"'
Autor:
Xiumin Yu, Tongxiu Ying
Publikováno v:
BMC Psychology, Vol 12, Iss 1, Pp 1-14 (2024)
Abstract Teacher occupational wellness and effectiveness are crucial aspects of a teacher's capacity to contribute to the advancement of excellence in education. Nevertheless, there is a dearth of considerable studies regarding the interconnections b
Externí odkaz:
https://doaj.org/article/4eb0126c292e48bda4d14bfeb52ae0f4
Publikováno v:
ACS Omega, Vol 8, Iss 38, Pp 34908-34918 (2023)
Externí odkaz:
https://doaj.org/article/b37f667190a440a5b59319c4a9933136
Publikováno v:
Case Studies in Thermal Engineering, Vol 49, Iss , Pp 103342- (2023)
Dimethyl ether (DME) was a carbon neutral alternative fuel for engines.The combustion and emission characteristics of a DME/gasoline Dual Fuel Spark Ignition (DFSI) engine with various excess air coefficients (λs) at different DME ratios (ΦDME) wer
Externí odkaz:
https://doaj.org/article/756461ddc1c543d9b4f1a23959ce4ccb
Autor:
Zhe Zhao, Yan Huang, Zhen Shang, Xiumin Yu, Ping Sun, Luquan Ren, Tao Sang, Ming Li, Ziyuan Li
Publikováno v:
Case Studies in Thermal Engineering, Vol 49, Iss , Pp 103319- (2023)
Both oxyhydrogen and butanol are renewable alternative fuels. Based on gasoline/butanol compound injection mode, although the introduction of oxyhydrogen can effectually enhance the optimal BDIr (butanol direct injection ratio), it also leads to an i
Externí odkaz:
https://doaj.org/article/9fe266b71cc34bed9f4b561580c3f996
Publikováno v:
Case Studies in Thermal Engineering, Vol 42, Iss , Pp 102746- (2023)
As a renewable biofuel fuel with similar properties to gasoline, butanol can not only reduce the consumption of fossil energy, but also effectively improve the performance of engine. However, when the mixture ratio of butanol is large, the combustion
Externí odkaz:
https://doaj.org/article/870089ced2b244e8ba88ea3328021772
Publikováno v:
ACS Omega, Vol 6, Iss 39, Pp 25749-25761 (2021)
Externí odkaz:
https://doaj.org/article/d2ef4d480c27495b99393fda5c4f88d2
Publikováno v:
Energies, Vol 15, Iss 19, p 7028 (2022)
ABE can be used as an alternative fuel for engines. This paper studies the combustion and emission performances of an SI engine with GPI plus ABEDI at different engine speeds and loads. The engine operating conditions included speeds of 1000–2600 r
Externí odkaz:
https://doaj.org/article/a946c43b96064714a0516a109b718827
Publikováno v:
Sensors, Vol 22, Iss 3, p 1229 (2022)
This study experimentally investigated the effects of hydrogen direct injection on combustion and the cycle-by-cycle variations in a spark ignition n-butanol engine under lean burn conditions. For this purpose, a spark ignition engine installed with
Externí odkaz:
https://doaj.org/article/d183f8c3535247a98b9971aa4617f2dc
Publikováno v:
Energies, Vol 13, Iss 19, p 5223 (2020)
Split hydrogen direct injection (SHDI) has been proved capable of better efficiency and fewer emissions. Therefore, to investigate SHDI deeply, a numerical study on the effect of second injection timing was presented at a gasoline/hydrogen spark igni
Externí odkaz:
https://doaj.org/article/5583874a3dd34265b081a360a3e06e97
Publikováno v:
Energies, Vol 12, Iss 14, p 2742 (2019)
This study contributes to a method based on an aqueous solution of ammonia direct injection for NOx emissions control from internal combustion engines. Many previously published studies about deNOx technology are based on selective catalytic reductio
Externí odkaz:
https://doaj.org/article/9c29bc45dd6043f0a75e871e053e102a