搜索结果: 1-15 共查到“化学工程 ANALYSIS”相关记录28条 . 查询时间(0.218 秒)
Analysis of atmospheric visibility degradation in early haze based on the nucleation clustering model
Early haze Initial nucleation process Heterogeneous cluster Visible-light absorption
2023/3/1
The initial nucleation of ultrafine particle recently attracts more attention as a key factor in visibility degradation during early haze. In this study, we have performed Density Functional Theory (D...
Qualitative and quantitative ATR-FTIR analysis and its application to coal char of different ranks
qualitative quantitative FT-IR coal char
2015/3/11
This paper analyzes the coal to char stages of char formation of six coals of different ranks by using Fourier transform infrared coupled with attenuated total reflectance (ATR-FTIR). The chars were o...
Detailed Balance Analysis and Enhancement of Open-Circuit Voltage in Single-Nanowire Solar Cells
Nanowire solar cell detailed balance open-circuit voltage effi ciency limit coherent eff ect resonance
2015/8/6
We present a detailed balance analysis of current density−voltage modeling of a single-nanowire solar cell. Our analysis takes into account intrinsic material nonidealities in order to determine...
Synthesis, structural analysis and evaluation of the catalytic activity of a non-symmetric N-(salicylidene)diethylenetriamine complex of copper(II)（图）
Crystal structure Copper(II) complex Non-symmetric Schiff base Catalyst Hydrogen peroxide
2013/9/26
A new copper(II) complex of a non-symmetric Schiff base, [CuII(saldien)(H2O)]+ (1), has been synthesized and characterized by elemental analysis and several other spectroscopic methods (Hsaldien = N-(...
TECHNO-ECONOMICAL ANALYSIS OF WOOD PELLETS PRODUCTION FOR U.S. MANUFACTURERS
TECHNO-ECONOMICAL ANALYSIS WOOD PELLETS PRODUCTION U.S. MANUFACTURERS
2010/10/25
Many companies in the U.S. are entering the wood pellets market due to the increasing importance of woody biomass utilization for energy purposes. Despite a 200% increase in U.S. production, it is dif...
Chemical Analysis and Comparison of Ordinary Portland Cement of Khyber Pakhtoon Khwa Pakistan
Ordinary Portland cement Chemical Composition
2010/9/14
In this study different brands of Ordinary Portland Cement (OPC) produced and available in Khyber Pakhtoon Khwa, Pakistan have been studied for different chemical parameters and compared with British ...
Methodology for Performance Analysis of Textile Effluent Treatment Plants in Bangladesh
Euent treatment plant (ETP) monitoring treatment
2010/9/14
The efficiency of individual units of an effluent treatment plant (ETP) determines the overall performance of the plant and the final effluent quality. In this study an ETP of a composite textile ind...
Fast Pyrolysis of Biomass in a Spout-fluidized Bed Reactor Analysis of Composition and Combustion Characteristics of Liquid Product from Biomass
biomass,pyrolysis spout-fluidized bed liquid product
2009/11/16
In order to gain insight into the fast pyrolysis mechanism of biomass and the relationship between bio-oil composition and pyrolysis reaction conditions, to assess the possibility for the raw bio-oil ...
THE HEAT-BALANCE INTEGRAL METHOD BY A PARABOLIC PROFILE WITH UNSPECIFIED EXPONENT: ANALYSIS AND BENCHMARK EXERCISES
heat-balance integral method heat-conduction parabolic profile unspecified exponent
2009/10/14
The heat-balance integral method of Goodman has been thoroughly analyzed in the case of a parabolic profile with unspecified exponent depending on the boundary condition imposed. That the classical Go...
UTILIZATION OF GASES FROM BIOMASS GASIFICATION IN A REFORMING REACTOR COUPLED TO AN INTEGRATED PLANAR SOLID OXIDE FUEL CELL: SIMULATION ANALYSIS
hydrogen chemical reactor fuel cell
2009/10/13
One of the high-efficiency options currently under study for a rational employment of hydrogen are fuel cells. In this scenario, the Integrated Planar Solid Oxide Fuel Cell (IP-SOFC) is a new concept ...
Numerical Analysis of Hydrogen Storage in Metal-Hydride Beds
Metal-Hydride Bed Storage Hydrogen absorption Mathematical model
2009/10/13
In this study, hydrogen absorption in a metal-hydride bed is numerically investigated. The mathematical model considers the heat and mass transfer and the chemical reaction that take place during the ...
Pyrolysis Kinetics of Turkish Bituminous Coals by Thermal Analysis
Pyrolysis coal DTA TG kinetic
2009/10/12
Simultaneous thermogravimetry-di erential thermal analysis (TG-DTA) was used to study the pyrolysis kinetics of Turkish bituminous coals. Thermogravimetry (TG) and derivative thermogravimetry (DTG) we...
Numerical Analysis of Hydrogen Mild Combustion
Mild combustion Hydrogen oxidation Steam dilution
2009/10/10
Five hydrogen-oxygen combustion mechanisms were analyzed and compared on the basis of experimental ignition delay time data from shock-tube studies available in the literature. Stoichiometric and lean...
Singular Spectrum Analysis of Gene Expression Profiles of Early Drosophila embryo: Exponential-in-Distance Patterns
Singular Spectrum Analysis Gene Expression Profiles Early Drosophila embryo Exponential-in-Distance Patterns
2009/9/4
We present investigation of gene expression profiles by means of singular spectrum analysis (SSA). The biological problem under investigation is the decomposition of bicoid protein profiles of Drosoph...
Scaling analyses based on subsurface layer instability were performed to explore the role of three independent (surface tension, gravity, and viscosity) influences on the mechanism of pulsating flame ...