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김성삼,김주찬,구본국,고희석,Kim, Sung-Sam,Kim, Ju-Chan,Koo, Bon-Kook,Koh, Hee-Seog 한국조명전기설비학회 2006 조명·전기설비학회논문지 Vol.20 No.1
본 논문에서는 철관이 들어있는 건축물의 기초를 대용접지극으로 활용하기 위해 콘크리트의 전기적 특성에 관해서 기초적 검토를 하였다. 철근이 들어있는 몰탈블록 모형과 콘크리트블록 모형을 제작 후 접지저항 측정 결과에 따르면, 철근의 수량에 의한 접지 저항값과 대지저항률 보다 블록의 저항율에 의한 접지 저항값이 크게 영향을 받는 것을 알 수 있었다. The electrical characteristics of concrete block including a reinforcing rod in the foundation of the housing was fundamentally reviewed. It was tried to apply the substitutional earthing electrode in the foundation of the building. In order to identify the difference in the earthing resistance between mortar block and concrete block model, those models including a reinforcing rod in their inside were prepared and investigated for the earthing resistance. In results, the earthing resistance was largely affected by the block's resistivity compared to the change of resistance in reinforcing rods and the ground resistivity.
김성삼,정만길,최종규,고희석,Kim, Sung-Sam,Jeong, Man-Gil,Choi, Jong-Kyu,Koh, Hee-Seog 한국조명전기설비학회 2007 조명·전기설비학회논문지 Vol.21 No.2
건축물의 기초를 구조체접지 및 대용접지극으로 활용하기 위한 기초실험으로 모형블록의 저항률 특성에 관해 검토하였다. 콘크리트와 몰탈의 모형블록을 제작 후 상온과 함수 상태에서 저항률을 측정하였으며, 저항률을 저감시키기 위해 접지저항 저감제를 혼합한 블록을 제작 하여 비교 하였다. 블록의 저항 값은 블록 저항률에 의해 가장 많은 영향을 받으며, 블록 저항률이 동일하거나 유사한 값일 때 대지저항률 값의 차이만큼 접지저항 값의 차이가 발생하였다. This study analyzed the resistivity characteristic of model block to make the good use of structure grounding and substitution grounding electrode base of building. After making the model block of mortar and concrete block, it measured resistivity in hydrous condition and dry condition and compared with the blocks that is mixed earth resistance lowering agent to decrease resistivity. The resistance value of block accepted much influence by block resistivity. When the block resistivity was same or similar value, the value of soil resistivity has occurred as different as the value of grounding resistance.
김성삼(Sung-Sam Kim),이충식(Chung-Sik Lee),최종규(Jong-Kyu Choi),김주찬(Ju-Chan Kim),고희석(Hee-Seog Koh) 한국조명·전기설비학회 2005 한국조명·전기설비학회 학술대회논문집 Vol.2005 No.5월
The electrical characteristics for applying the foundation of the house to the substitutional earth electrode was reviewed fundamentally. In order to measure the earth resistance in the foundation of the house, it was performed to investigate the effect of the electrode arrangements and configurations concerning to grounding methods, and tried to the adequate simulation for comparing those experimental data. The number of steel rods and the ground resistivity were affected to change the earth resistance, but the latter caused the large variation in its resistance compared to the former in this experiment. Since the large surface area in the foundation of the house have contacted the ground usually, it is possible to use the earth electrode substitutionally.
김성삼(Sung-Sam Kim),최종규(Jong-Kyu Choi),김재성(Jae-Sung Kim),고희석(Hee-Seog Koh) 한국조명·전기설비학회 2006 한국조명·전기설비학회 학술대회논문집 Vol.2006 No.5월
In this paper was analyzed and compared the resistivity characteristic of concrete between moisture condition and dry condition to measure the variation of resistivity by water after making concrete scale block. The resistivity was decreased when the moisture of concrete block was gradually increased.
김성삼(Sung-Sam Kim),김주찬(Ju-Chan Kim),최종규(Jong-Kyu Choi),이충식(Chung-Sik Lee),고희석(Hee-Seog Koh) 한국조명·전기설비학회 2005 한국조명·전기설비학회 학술대회논문집 Vol.2005 No.11월
In recent years the developments of the society in information technology so the building is required protective earthing to prevent electric shock and the building is also required functional earthing to guarantee safe operation of dispatch instrument of information. This paper is reviewed about an estimation of earthing resistance that is considered the shape and size of the plate electrode in order to do practical use as earthing electrode of foundation the plate electrode in the foundation of building.