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신용준(Shin, Yong Jun),장건(Jang, Geon) 한국부동산정책학회 2012 不動産政策硏究 Vol.13 No.1
This study researched the working status and problems of the facility management workers based on the employees, and derived the following results. First, differentiated political enhancement understanding the business characteristics of the employees is necessary. Second, alternatives such as adequate allocation of the number of personnel and adjustment of the amount of the work is necessary in the cleaning management field which has a relatively higher turnover rate due to excessive amount of the works. Third, 61.4% of the facility management employees prefer the direct management among the building management types, and the advantage of the outsourcing of the management shall be utilized as much as possible by politically enhancing the problems of the outsourcing of the management to increase the expectations for stable employment. Fourth, the facility management workers have the most interest in adequate salary and stable employment. Without only thinking of the short term cost, but with the strong will in the long term perspective, encouraging their business maturity and service mind, and responsibility and pride, etc. is one way of efficient building management.
시편 표준화를 적용한 선반 공작기계의 절삭 소비 전력 모델 구축
신용준(Yong-Jun Shin),이장엽(Jang-Yeob Lee),김민수(Min-Soo Kim),김은섭(Eun-Seob Kim),윤해성(Hae-Sung Yoon),안성훈(Sung-Hoon Ahn) (사)한국CDE학회 2015 한국 CAD/CAM 학회 학술발표회 논문집 Vol.2015 No.동계
Recently, there has been increasing interest in reduction of energy consumption worldwide, which is the same in the field of manufacturing engineering. However, a standard power consumption of machining processes have yet to be addressed. So, the power consumption of machining processes needs to be evaluated and documented properly. In this research, we found that the machining power consumption is proportional to Material Removal Rate (MRR), that depends cutting parameters such as cutting speed, feed rate and depth of cut. And the machining power consumption could be simplified with the 1st order polynomial model via MRR. But the slope of this polynomial may vary among properties of a specimen on the same machine. To be standardized, a specimen was annealed by heat treatment and a material of a specimen was selected. Heat treatment effects of specimens from different manufacturers were eliminated by ISO-annealing. The machining power consumption might not be affected by differences of equivalent metal, SM45C and AISI 1045. Finally, the machining power consumption via MRR was modeled, and predicted by cutting parameters of NC codes.
2×2 생물학적 동등성 시험 적정 피험자 수의 간단한 계산 방법
이영주,이홍재,김한결,오주희,신용준,김영지,김상년,Lee, Young-Joo,Yi, Hong-Jae,Kim, Han-Gyul,Oh, Ju-Hee,Shin, Yong-Jun,Kim, Young-Gi,Kim, Sang-Nyun 한국약제학회 2009 Journal of Pharmaceutical Investigation Vol.39 No.3
There are several approaches to calculate a sample size for bioequivalence test. Among these approaches, sample sizes determination based on Schuirmann's two one-sided tests procedures has been used most popularly in case of 2${\times}$2 bioequivalence study. Here we proposed simple sample size table for conventional 2${\times}$2 bioequivalence test based on Schuirmann's two one-sided tests in accordance with Korean Guidelines for Bioequivalence Test. This table will allow researchers with a little statistical background to calculate the sample size for bioequivalence with easy process.