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안종태(Jong Tae Ahn) 한국경영사학회 2003 經營史學 Vol.32 No.-
Although Australia had been not only British colony but also British federal country, the Australian industrial relations has been developed as the compulsory arbitration, which was totally different from the British voluntarism. The Australian compulsory arbitration had been established by a grand compromise between union and management under the circumstance of both the geographical characteristics of “far from England, the world centered nation” and the economic structure. This is why the Australian compulsory arbitration is called “tyranny of distance.” Until the 1950s, the Australian economy had accomplished the full-employment and low inflation and had maintained high GNP level through exports of gold and wool and tariff policy protecting the domestic manufacture. However, Australian economy has shown the structural defect because of the participation of England into EU in the 1960s, the worldwide stagflation and globalization since the 1970s and appearance of Asian New Industrialized Countries. The long-term economic recession transformed Australian economy into the open economy system since the 1980s, brought about the deregulation policy for improving international competitiveness and enabled the reforming industrial relations to be a major issue. The regime change since the 1980s changed the industrial relations system along with the destruction of the compulsory arbitration through a continuous amendment of labor law. In particular, Australian industrial relations showed very complicated changing process and introduced a new system for every amendment. This is because the industrial relations of Australian changed gradually unlike New Zealand which accomplished the Big-bang type reform. This paper attempts to investigate the development of trade union and employer association, the characteristics of the compulsory arbitration and the characteristics of collective bargaining and conflict in terms of a historicaI study of the characteristics of the Australian industrial relations under the compulsory arbitration. And this paper investigates the procedures of such the system changes reforming the Australian industrial relations since the 1980s as the social accord, enterprise bargaining under managed decentralism and coordinated flexibility, and workplace relations reform.
PHSA 방법을 적용한 HEV 차량용 파워케이블의 Screening Attenuation에 대한 종단 부하의 영향 분석 및 정량화
안종태(Jongtae Ahn),최연무(Yeonmoo Choi),아비드(Abid Mustaq),황보천(Cheon Hwangbo),젱밍(Zeng Ming),박재홍(Jaehong Park),박완기(Wan-ki Park),김대기(Dae-ki Kim),이봉이(Bong-Yi Lee) 한국자동차공학회 2009 한국자동차공학회 부문종합 학술대회 Vol.2009 No.4
케이블의 종단 저항이 변하게 되면 발생하는 노이즈의 특성이 달라지기 때문에 같은 케이블의 차폐 효율도 다른 경향이 나타난다. HEV 차량용 3상 파워케이블의 종단 저항은 케이블의 종단에 연결되는 단품의 종류에 따라 달라지기 때문에 종단 저항의 변화에 따른 차폐 효율의 영향을 분석하는 것은 불가피한 일이다. 본 논문에서는 PHSA 방법을 기본으로 하여 HEV 차량의 3상 파워케이블에 대한 차폐 효율 측정에 있어 종단 저항이 미치는 영향을 분석하였다. HEV 차량에서 3상 파워케이블의 종단 저항이 되는 모터의 임피던스를 실측을 통해 파악하고, 이를 바탕으로 종단 저항의 동적 범위를 설정하였다. 동적 범위 내에서 종단 저항에 따라 차폐 효율을 측정하고 차폐 효율이 30㎑ ~ 3GH의 측정 영역에서 5㏈ 이내의 차이를 보이는 부분을 분류하여 종단 저항의 동적 범위를 세 부분으로 나누고 각 영역의 대표 측정지점을 제시하였다. HEV 차량의 3상 파워케이블에 대한 차폐 효율을 실차환경을 바탕으로 올바르게 측정하기 위하여 주요 파라미터가 되는 종단 저항의 영향을 분석하였고 제시된 PHSA 방법에서 3상 파워케이블의 차폐 효율 실험 세팅방법에서 종단 저항의 파라미터 값을 ① 2Ω, 4μH, ② 100Ω, 22μH, ③ 1㏁, 2mH로 정량화하였다.
안종태 ( Jong Tae Ahn ) 한국생산성학회 2013 生産性論集 Vol.27 No.4
The bill to obligate the mandatory retirement at the age of 60 passed the National Assembly in late April, 2013 and awaits implementation in 2016. In transition to the low-birth and aging society, the discussions on aging human resources have witnessed a turning point with the revised bill. With less than 2 or 3 years to prepare for and settle down the new retirement age system, we also have to maintain and upgrade the competitiveness and productivity of enterprises. Thus, we have to mobilize the wisdom and efforts for a win-win game between management and labor. This study sheds light first on the in-and-out realities faced by the aging society and then on how much our society (government, enterprises, trade unions, etc.) has prepared up till now for the foreseen new retirement age and what path we will have to take in the coming years. In particular, In seeking a paradigm shift for the aging human resources in our enterprises, this study tries to present a general direction upon the two poles of labor management and human resource management system.
Wavy 실린더 주위의 유동 및 열전달 특성에 관한 수치적 연구
안종태(Chong-Tae Ahn),하만영(Man-Yeong Ha),윤현식(Hyun-Sik Yoon),이현구(Hyun-Goo Lee),이대성(Dae-Sung Lee) 대한기계학회 2007 대한기계학회 춘추학술대회 Vol.2007 No.10
Three-dimensional characteristics of fluid flow and heat transfer around a wavy circular cylinder having sinusoidal variation in cross sectional area along the spanwise direction are numerically investigated using the immersed boundary method. The three different wavelengths of π/4, π/3 and π/2 at the fixed wavy amplitude of 0.1 have been considered to investigate the effects of waviness on especially the forced convection heat transfer around a wavy cylinder when the Reynolds and Prandtl numbers are 300 and 0.71, respectively. The present computational results for a wavy cylinder are compared with those for a smooth cylinder. The time- and total surface-averaged Nusselt number for a wavy cylinder with λ=π/2 is larger than that for a smooth cylinder, whereas that with λ=π/4 and π/3 is smaller than that for a smooth cylinder. However, because the surface area exposed to heat transfer for a wavy cylinder is larger than that for a smooth cylinder, the total heat transfer rate for a wavy cylinder with different wavelengths of λ=π/4, π/3 and π/2 is larger than that for a smooth cylinder.