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检索条件：作者=CAI Jiuju
SUN Wenqiang , CAI Jiuju , DU Tao , et al
钢铁研究学报(英文版)
Theoretical minimum and actual specific energy consumptions (SEC) of typical manufacturing process (SMP) were studied. Firstly, a process division of a typical SMP in question was conducted with the theory of SEC analysis. Then, an exergy analysis model of a subsystem consisting of several parallel ...
关键词: steel manufacturing process;theoretical minimum specific energy consumption;additional specific energy consumption;actual specific energy consumption;specific energy consumption analysis;exergy analysis
WANG Aihua , CAI Jiuju , LI Xiuping , WANG Ding , ZHOU Qingan
To change the undesirable present situation of recovering and using converter gas in steel plants in China, the basic approaches to improving the converter gas recovery rate were analyzed theoretically along with the change curves of the converter gas component content, based on the converter gas re...
关键词: steel plant;converter gas;recovery rate;affecting factor
SUN Wenqiang , CAI Jiuju , MAO Hujun , GUAN Duojiao
As the largest energy consuming manufacturing sector and one of the most important sources of carbon dioxide (CO2) emissions, the China′s iron and steel industry has paid attention to the study of changing trend and influencing factors of CO2 emissions from energy use. The logarithmic mean Divisia i...
关键词: CO2 emissions , energy use , LMDI technique , steel production , energy consumption
CAI Jiuju , DONG Hui , WANG Guosheng , YANG Jun
Through thermal test, cold state experiment, analysis and simulation of thermal process, the gas flow distribution in pelletizing shaft furnace (PSF) was discussed. The results show that there are five flowing trends; among them, the downward roasting gas and the upward cooling gas are the most unst...
关键词: pellet;shaft furnace;fixed bed;packed bed;gas flow
Okonkwo Paul Chukwuleke , CAI Jiuju , Sam Chukwujekwu , XIAO Song
Ironmaking involves the separation of iron ores. It not only represents the first step in steelmaking but also is the most capitalintensive and energyintensive process in the production of steel. The main route for producing iron for steelmaking is to use the blast furnace, which uses metallurgica...
关键词: ironbearing material;coke;flux;coal;blast furnace;sintering;iron ore
YU Qingbo , LU Zhongwu , CAI Jiuju
From the viewpoint of systems energy conservation, the influences of material flow on its energy consumption in a steel manufacturing process is an important subject. The quantitative analysis of the relationship between material flow and the energy intensity is useful to save energy in steel indust...
关键词: steel manufacturing process;material flow;energy consumption;calculating method
CAI Jiuju , LU Zhongwu , YUE Qiang
The industrial system should learn from the natural ecosystem. The resource utilization efficiency should be increased and the environmental load should be decreased, depending on the materials recycled in the system. The classification of industrial materials from the viewpoint of largescale recyc...
关键词: recycling;industrial material;product life cycle;resource efficiency;ecoefficiency;material recycling rate
WANG Aihua , CAI Jiuju , XIE Guowei
The influences of air preheating temperature, oxygen concentration, and fuel inlet temperature on flame properties, and NOx formation and emission in the furnace were studied with numerical simulation. The turbulence behavior was modeled using the standard kε model with wall function, and radiation...
关键词: high temperature air combustion;flame property;temperature distribution;NOx formation;NOx emission
