Showing 1 - 10 of 90
Recently some studies have been carried out on RCCI (reactivity controlled compression ignition) engines; however, they routinely used the “one factor at a time” approach, which may neglect interactions among the manipulated factors. This paper reports the use of a more effective approach...
Persistent link: https://www.econbiz.de/10011117578
A multi-dimensional computational fluid dynamics (CFD) modeling was conducted on a D.I. (Direct Injection) diesel engine fueled by bio-diesel based on KIVA4 code. Comprehensive chemistry prediction of bio-diesel fuel was taken into account by enhancing the combustion model of the default KIVA4...
Persistent link: https://www.econbiz.de/10011189997
A numerical modeling study was performed to investigate the impacts of biodiesel blend ratio on the emission formation processes of a diesel engine. Simulations were conducted using 3-D CFD simulation software KIVA4 coupled with CHEMKIN II. The integrated chemical kinetics with 69 species and...
Persistent link: https://www.econbiz.de/10010906304
This article theoretically and empirically investigates the risk amplification effects of asset securitization among financial institutions in the USA based on a risk model and a single-factor time series model. Results show that systemic risk of financial institutions is enlarged by asset...
Persistent link: https://www.econbiz.de/10010953818
In the present study, effects of hydrogen induction on combustion characteristics of a compression ignition diesel engine were investigated and a comprehensive model for identifying knocking combustion was developed. This was done by defining number of critical local regions within the CFD...
Persistent link: https://www.econbiz.de/10010939848
Micro thermophotovoltaic (TPV) power generator is recognized as a promising portable power source for those applications where high power density and lightweight power source is the key of success. As one of the most important components of micro-TPV system, it is essential that the micro...
Persistent link: https://www.econbiz.de/10010702419
A multi-dimensional computational fluid dynamics (CFD) modeling was conducted on a direct injection turbo-charged diesel engine based on KIVA-4 code under full and mid engine loads. Multi-component fuel evaporation model of KIVA-4 was used and coupled with advanced combustion chemistry to...
Persistent link: https://www.econbiz.de/10010702662
Persistent link: https://www.econbiz.de/10005499429
The effects of substrate-placing manner, deposition temperature and solution concentration on the preparation of ZnO films by chemical bath deposition were investigated in this work. The structures and the morphologies of as-deposited ZnO films were characterized by X-ray diffraction and...
Persistent link: https://www.econbiz.de/10004971849
This paper projects Chinese urban residential construction out to 2040. The paper argues that the extraordinary growth of recent years will not continue, but that construction will stabilise at a high level. This augurs well for steel demand, especially as steel intensity is expected to...
Persistent link: https://www.econbiz.de/10010815234