9 Result(s)
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Article
Effective comminution of diatomaceous earth in a vertical type jet mill
Comminution characteristics of diatomaceous earth have been investigated in a vertical type jet mill of pilot plant scale; the diameter of the chamber of mill is 26.3 cm. Fluidization of the particles in the c...
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Article
Fractal analysis of pressure fluctuations in a three phase bubble column reactor operating at low pressure
Pressure fluctuations in a three phase bubble column reactor operating at relatively low pressure (92 KPa) have been analyzed by adopting the spectral and fractal analyses to get the engineering informations f...
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Article
Demonstration of a KIER-Type CYBAGFILTER system at the clinker calcination process
A high performance KIER-type CYBAGFILTER that combines a fabric filtration and centrifugal dust removal technology was developed to enhance the performance of conventional filtration systems. Based on the perf...
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Article
Development and evaluation of multilayer air filter media
Three types of multilayer air filter media were developed and evaluated. Two other existing filters were also used for comparison of filter performance. The pressure drop, the collection efficiency, and the du...
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Article
A study on the characteristics of improvement in filtration performance by dust precharging
A hybrid dust-collector combining electrostatic charging with fabric filtration was developed and its performance characteristics were evaluated. Charged particles build porous dendritic structure on the filte...
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Article
Physical, chemical and electrical analysis of dust generated from cement plants for dust removal with an electrostatic precipitator
The physical, chemical and electrical characteristics of cement dust generated from a cement plant have been investigated by using a dust analyzer and a high voltage conductivity cell based on JIS B 9915. Majo...
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Article
Temperature fluctuations and heat transfer in a fluidized-bed combustor of waste oil
Temperature fluctuations and heat transfer characteristics were investigated in a fluidized-bed combustor of 0.102 m ID and 2.5 m in height, which was designed for waste oil combustion. Effects of excess air (AE)...
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Article
Production of low ash coal by thermal extraction with N-methyl-2-pyrrolidinone
Present study was conducted for the purpose of producing low ash coal from LRC (low rank coals) such as lignite and sub-bituminous coal through thermal extraction using polar solvent. Extraction from bituminou...
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Article
Characteristics of coal upgraded with heavy oils
We investigated the ability of an oil coating to upgrade Indonesian low-rank coal, which has a low ash content and a moisture content of approximately 30%. Proximate and ultimate analyses of the characteristic...
