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고창웅 三陟大學校 1996 論文集 Vol.29 No.2
H-NMR spectroscopy was used to investigate the nuclei environment of the chemical compounds. Chemical shifts arose from the secondary magnetic fields produced by the circulation of electrons in the molecule. Spin-spin splitting can be explained that the magnetic moment of a nucleus interacts with the magnetic moments of adjacent nuclei. That caused the splitting of energy levels and multiple transition.
고창웅 三陟大學校 1996 論文集 Vol.29 No.2
Conchiolin was extracted by the decalcification of sea shell powder. It was investigated the separation and specificity in several method. The calcification by conchiolin addition could be an important factor for CaCO₃crystallization. High molecular weight components of conchiolin were increased insoluble properties in water. The lower the temperature decreased, the higher moisture content increased. Conchiolin 1g was extracted by 125g of the sea shell powder.
고창웅 三陟大學校 産業科學技術硏究所 1997 産業科學技術硏究論文集 Vol.2 No.-
Plastics are common matrials in everyday life because of their characteristics. Waste plastics are difficult to recycle because of inherent limitation in the nature of plastics and because the plastics are often intimately combined with other nonplastic materials. Landfill was the general method for municipal waste with plastics. The methods for gasification system were investigated through the various treatment in local community. Those were methods of the waste treatment to give three effects of the volume reduction, heat recovery and low air pollution. The methods have the enhancement of manpower reduction when waste feeding and ash discharge are carried out automatically.
高昌雄 三陟大學校 2002 論文集 Vol.35 No.-
The purpose of this study is to investigate the conditions which are needed for development of high performance reactor while comparing the factors of reaction rate from the biodegradation of experimental solution by Immobilized microorganism in spiral fluidized bed biofilm reactor(SFBBR)with those in vertical fluidized bed bioreactor(VFBBR). When a flowrate of recycle solution with a22m1/fin and a flowrate of artificial solution with a 2m1/fin were fed to two reactors in anaerobic state, the COD removal rates for biodegradation of VFBBR and SFBBR were 85% and 90%respectively. When reactor feed of solution constantly maintained 4n1/Din and the recycle feed were changed to 10myfin,16m1/fin,22myfin,28myfin, and 32m1/0in, COD removal rates of solution in vertical reactor 86%, 82%, 75%, 72%, and 68% and those in spiral reactor were 90%, 88%,85%,795,and 77%. In this process, the spiral reactor was 7.2% greater than the other reactor, and increasing flowrates of recycle solution decreased to the COD removal rate. When 30m1 seeding sludge was more added to reactor, the increasing rate of COD removal for the solution were 6% in vertical reactor and 5% in spiral reactor. When carriers were added 25(vol)% to reactors, COD removal rate were 88% in vertical reactor and 93% in spiral reactor. COD removal rate of solution were gradualy increased in the reactor which had a lot of fluidizing carriers.
生物膜 反應器에서 流速과 擔體크기가 浮上에 미치는 影響
金庚勳,高昌雄 三陟大學校 産業科學技術硏究所 2003 産業科學技術硏究論文集 Vol.8 No.2
The floating effect of the sand particles as supporting media and the flow rates of feed solution in fluidized bed biofilm reactor was investigated. The sands which have rough surface, manny apertures and cubic shape of good mechanical properties as support media were took observation to be immobilized well by the microorganisms. The more particle size of the sands have grown big gradually. the more the flow- rates of reactor feed solution have increased to maintain constant floating level of sands. And when the saturated salt water of the high density fed into the reactor, the rising height of supporting media took place and the flow rates of reactor feed solution were decreased to keep an upper limit of the floating level of sands.
Benzene 분해 Burkholderia sp. SKK381 분리 및 최적 특성
강동일,김철경,고창웅,진환준,김장규,김남기 한국생물공학회 2000 KSBB Journal Vol.26 No.4
Several bacterial strains growing on benzene minimal medium were isolated from soil by enrichment culture, Burkholderia sp. SKK381 was identified and selected. In order to determine the ability of Burkholderia sp. SKK381 to degrade benzene. Changes in substrate concentration, cell growth, and pH were monitored from start-up in bath culture. At 30$^{\circ}C$, 1000 ppm of benzene was degraded 100% within 28hours. Cell growth conditions were best at an initial pH of 7.0 and a benzene concentration of 1000 ppm at 30$^{\circ}C$.