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      • KCI등재

        서남해안 2.5GW 해상풍력단지 건설의 경제효과분석

        박재필 ( Jae Pil Park ),김민영 ( Min Young Kim ),황성원 ( Sung Won Hwang ),김형성 ( Hyoung Sung Kim ) 한국도서학회 2014 韓國島嶼硏究 Vol.26 No.3

        MOTIE(Ministry of Trade, Industry & Energy) aims to build a Southwest 2.5GW offshore wind farm. The job will require help from the government, electric operator and manufacturers. The domestic offshore wind farm market will boost global competitiveness up until 2019. This research analyzes the economic impact of the offshore wind farm project. The local acceptance in terms of production, employment and value added are expected to be maximized. According to the quantitative analysis using the extended 2010 input-output table, we calculated that the production inducement impact will reach up to 13.5 trillion won. 11.07 trillion won from the offshore wind farm industry and 2.4 trillion won from others. Furthermore the impact of increase in employment is expected to reach 22,662. 9,883 will be from the wind farm industry and 12,779 from other fields. The impact is expected to be greater especially during the middle of the jobless growth period, Lastly, the value added inducement impact is expected to be 4.24 trillion won. Regarding economic impacts, strategies required for increasing local acceptance are as follows. First, in order to diversify and sophisticate the primary industry into a secondary or tertiary one, we need to develop the nearby wind farm site into a wind farm thema park. Attracting the wind farm production, installing and maintaining/repairing firms and establishing an experience center for K-12 students by providing them an education center for offshore wind energy can be specific means of development. Also, during the operation and after the destruction of facilities, the government should lay out the sub-structure of the wind farm as a sea ranch. Thirdly, the level of local acceptance regarding the community ownership of the offshore wind farm should increase to those of Middelgrunden(Denmark) and Navarra(Spain). Considering the economic condition of Buan, Gochang and the Yeonggwang area, community ownership is one of best solutions for the increment of local tax revenue. At last, considering the supports system of areas adjacent to power plants and ``Partnership management with local community’, the offshore wind farm operator may need to provide assistant policies to nearby communities. The policies should be based on Corporate Social Responsibility(CSR) such as education scholarship projects, local economy cooperative projects, sports/culture projects.

      • KCI등재

        응급센터에서 기관내 삽관을 시행하지 않은 호흡곤란 환자의 동맥혈 이산화탄소분압과 호기말 이산화탄소분압의 연관성분석

        김형국,박승현,오동렬,박규남,이원재,황두영,최승필,이운정,정시경,김세경 大韓應急醫學會 1998 대한응급의학회지 Vol.9 No.4

        Background: The end-tidal carbon dioxide tension(ETCO₂) is defined as a partial pressure of carbon dioxide at the end of an exhaled breath. The purpose of this study is to determine the correlation between ETCO₂and arterial carbon dioxide tension(PaO₂) in nonintubated patients with respiratory distress in emergency department(ED). Methods: A prospective non-blind study was performed in ED of our university hospitals. Participants included all nonintubated adult patients with respiratory distress requiring arterial blood gas analysis. ETCO₂was measured with a capnography monitor during tidal volume breathing. ETCO₂were recoreded at the time of arterial blood gas sampling. The correlation between ETCO₂and PaCO₂was analyzed in all patients and in subgroups by simple linear regression. Results: Sixty patients were enrolled. In all patients, ETCO₂was 5.72mmHg lower than PaCO₂and correlated well with PaCO₂(r²=0.716). ETCO₂correlated best with PaCO₂in patients who were either acidotic or non-smoking. Conclusion: ETCO₂correlate well with PaCO₂in nonintubated patients with respiratory distress in ED. ETCO₂may be sufficient to reflect PaCO₂in selected patients and obviate the need for repeat arterial blood gas determination.

      • KCI등재후보

        반복작업에 의해 발생한 척골관 증후군 1례

        김정원,박인선,이영준,김유창,김필자,강동묵,이채언 대한산업의학회 2000 대한직업환경의학회지 Vol.12 No.2

        Objectives : To report cubital tunnel syndrome due to repetitive motions. Methods : A worker complaining muscle weakness and atrophy of the right hand intrinsic muscles admitted to a hospital. We evaluated him with blood tests, neurophysio-logic studies (NCV & EMG), plain X-ray and US at the both elbows. We investigated his occupational history, and videotaped his work motions based on the work cycle at his previous work site. Finally, an ergonomics expert analyzed the motions using rapid upper limb assessment (RULA). Results : NCV & EMG studies reveals slow conduction velocity on both ulnar nerve across the elbow, more severely in the right side. US shows us compatible finding with diffuse neuritis of both ulnar nerves at both elbows. RULA score is 7. Conclusion : We confirmed that the worker's symptoms were related to his previous jobs demanding repetitive motions using the elbow joints. It is necessary that we should prepare appropriate measures to evaluate, prevent, rehabilitate, and help injured workers to return to work.

      • 非晶質 silicon 太陽電池 製造 技術 開發

        金起柱,金東弼,金元燮,房極生 全北大學校 1985 論文集 Vol.27 No.-

        An amorphous semiconductor, which has not long distant orders of atomic arrangement, is dissimilar to crystalline semiconductor in optical and electrical characteristics. For applications as industrial materials. its manufacturing and matters of concern. Glow discharge method was used in this research and improvement of transformation efficiency, technical development of modulation, and reformation of the structure and characteristics of noncrystalline are surveyes.

      • 새로운 螺幹碍子의 特性開發에 關한 硏究

        金東弼,金元燮,金斗錫 全北大學校 1981 論文集 Vol.23 No.-

        Recent increase in power supply capacity modernization and rationalization of high voltage distribution lines in korea requires electrically and mechanically more reliable insulators. The electical porcelain which has made today's EHV power transmission possible must be highly reliable in its mechanical strength as well as in electrical properties. Many studies have been made in search for a better porcelain that meets the requirements. This report portrays and compares various aspects and characteristics of electrical porcelains such as Conventional Porcelain, Alumina Porcelain and Cristobalite Porcelain in terms of their characteristics and applications. Also explained are the studies made on compression glaze, internal stress, size effect and electrical properties. Spiral rod line post insulators have been developed out of these needs and they have already demonstrated excellent performances in service. The outstanding features of these insulators are as follows. 1) As alumina porcelain is used, mechanical strength and power are resistibillity are excellent. 2) They are free from deterioration and puncture because of the solid core construction, virtually maintenance-free. 3) The insulation level is 1.5 times that of the existing pin type insulators. This strengthened insulation level is effective for preventing lightning flashover of the insulator and therefore it is also effective to protect insulated conductor from power arc melting breakage. 4) They show superior characteristics under heavy pollution conditions due to the antipollution design of insulator profile.

      • OGGI 유전자의 다형성이 방광암에 미치는 영향

        김은정,정필두,정춘구,서정원,윤석중,김원재 충북대학교 의학연구소 2001 忠北醫大學術誌 Vol.11 No.2

        연구목적 : 손상된 유전자의 회복은 암의 발생 및 예방에 중요한 역할을 한다. 잘못된 염기의 제거 및 회복에 중요한 역할을 하는 OGGI 유전자의 다형성이 방광암에 어떠한 작용을 하는지를 환자-대조군 연구를 통해서 조사하였다. 대상 및 방법: 방광암 환자 168명과 건강인 672명을 대조군으로 하여 genomic DNA를 이용하여 SSCP (single-stranded conformational polymorphism), direct DNA sequencing 및 restriction fragment length polymorphism (RFLP) 방법을 통해 환자 및 대조군사이의 OGGI 유전자의 다형성을 조사하였다. 결과: 건강 한국인에서 OGGI 유전자의 유전형을 조사한 결과 econ 6의 Pro324Pro 부위(lb type)와 exon 7의 Ser326Cys 부위 (la type)에 유전자의 다형성이 있음을 발견하였다. Codon 324는 silent polymorphic site였으나 codon 326은 C→G로 nucleotide가 바뀌어 amino acid가 serine→cysteine으로 바뀌는 polymorphic site였다. 대조군에서 codon 326은 Ser326Ser 형이 127례 (18.9%), Ser326Cys 형이 363례 (54.0%) 및 Cys326Cys 형이 182례 (27.1%)이었으며, 168명의 방광암 환자군에서는 Ser326Ser 형이 44례 (26.2%), Ser326Cys 형이 87례 (51.8%)이고 0ys3260ys 형이 37례 (22.0%) 이었다(p=0.034) 즉 Cys326Cys 형 및 Ser326cys 형에 비하여 Ser326Ser 형에서 방광암이 생길 확율이 1.52배 (95% CI=0.439-0.969) 높았다 특히 40세 미만의 남자의 경우 Ser326Ser 형에서 방광암 발생확률이 다른 유전형에 비하여 6.1배 높았다. 결론: OGGI 유전자의 유전형은 서구인과 판이하게 달랐으며 방광암에서는 이 유전자의 변이가 빈번할 뿐아니라 codon 326의 Ser326Ser 형에서는 다른 유전자형에 비하여 방광암이 발생할 확률이 1.5배 이상 높았다. 특히 한국인 40세 미만의 남자에서는 방광암 발생확률이 6배이상 높았다. 본 연구결과 OGGI codon 326의 유전적 다형성은 방광암의 종양화 과정과 관계가 있을 것으로 여겨지며 특히 40세 미만의 한국 남자의 경우는 더욱 밀접한 관계가 있을 것으로 사료된다. Purpose: A repair of damaged DNA has been shown to be involved in the susceptibility to cancer development and prevention. Therefore, it is worth investigating genetic polymorphisms of the OGGl gene associated with the gene repair mechanism. In this study, we examined a possible association of genetic ploymorphisms in OGGl with the risk of bladder tumor. Materials and Methods: Hospital based, case-control investigation was carried out in 168 primary bladder tumor patients and 672 control subjects. We performed the SSCP, PCR-based restriction fragment length polymorphism (RFLP) and direct DNA sequencing to characterize the genetic polymorphism of OGGI in both cases and oontrols. Results: We found two polymorphic sites in OGGl. A Ser/Cys polymorphism at codon 326 (la type) in exon 7 was associated with an exchange of amino acid. Another polymorphic site at codon 324 (1b type) in econ 6 was silent. The association between codon 326 Polymorphism and the risk of the bladder tumor was examined by a age-sex adjusted analysis. We found that the distribution of OGGl Ser326Cys genotypes of controls(Ser/Ser, 18.9% ; Ser/Cys, 54.0% ; Cys/Cys, 27.1%) was significantly different from that of bladder tumor patients (36.2%, 51.8% and 22.0%, respectively) (p = 0.034, adjusted OR = 0.652, 95% Cl = 0.44 - 0.97). Especially, bladder tumor risk in Korean male under 40 years old was approximately 6 times higher than over 40 years old males. Conclusion : Our data suggested that Ser326cys polymorphism at codon 326 of OGGl male below 40 years old in Korea significantly increased the risk of tumorigenesis in the urinary bladder (p = 0.015, adjusted OR = 0.165, 95% CI = 0.04 - 0.75) Our results suggest that the OGGl Ser326Cys Polymorphism might play a role in the tumorigenesis of the bladder.

      • 맥주맥 F_1세대의 조합능력 검정

        정원복,오주성,황필성,김수동,서세정,현종내,김대호 東亞大學校 2002 東亞論叢 Vol.39 No.-

        맥주맥의 이면교잡에 의한 F_1세대에 대한 조합능력을 검정한 결과를 요약하면 다음과 같다. 8개 형질에 대한 GCA, SCA, RCA효과를 검정한 바 조합능력은 전 형질에서 GCA, SCA, RCA가 모두 유의하였는데 간장, 수장, 망장, 간직경, 곡핍폭, 1수립수 1000립중은 GCA가 SCA보다 크고, 품종간 GCA효과는 진양보리가 간장에서 부(-)이고, 삼도보리가 수장·망장·간직경·1000립중에서, 사천6호가 망장과 간직경에서, 진광보리가 곡립장에서, 두산29호가 곡립폭·1수립수·1000립중에서 각각 정(+)으로 높았다. SCA효과에서 수장은 두산29호×두산8호 조합이, 망장은 진양보리×두산29호 조합이, 간직경은 사천6호×진광보리 조합이, 곡립장은 진양보리×두산8호 조합이, 곡립폭은 진광보리×두산8호 조합이, 1수립수는 진양보리×삼도보리 조합이, 1000립중은 사천6호×두산8호 조합 및 두산29호×두산8호 조합이 각각 정으로 높았고, 간장은 삼도보리×진광보리 조합이 부로서 높았다. RCA효과에서 수장은 두산8호×남향보리 조합이, 망장은 진양보리×삼도보리 조합이, 간직겨은 사천6호×진양보리 조합이, 곡립장은 사천6호×진광보리 조합이, 곡립폭은 진양보리×삼도보리 조합이, 1수립수는 사천6호×두산29호 조합이, 1000립중은 진양보리×두산29호 조합이 각각 정으로 높았고, 간장은 사천6호×두산29호 조합이 부로서 높았다. Seven barley varieties in F_1 generation of the possible crosses among them were used to estimate the combining ability for eight characters, i.e., culm length, spike length, awn length, culm diameter, grain length, grain width, number of grains per spike and 1000 grains weight. Data for F_1 hybrid and parents were subjected to the analysis method proposed by Griffing. The results obtained were summarized as follows. mean squares of general combining ability(GCA), specific combining ability(SCA) and reciprocal combining ability(RCA) were significant for all characters observed. Mean squares of GCA were higher than those of SCA and RCA in culm length, spike length, awn length, culm diameter, grain width, number of grains per spike and 1000 grains weight. Variety Dusan#29 showed the highest GCA effect for number of grains per spike and positively high effects of GCA were observed from variety Samdo bori in spike length, awn length, culm diameter, 1000 grains weight, and from variety Jinkwang bori I grain length, from Dusan#29 in grain width, umber of grains per spike, 1000 grains weight. Also Jinyang bori showed negatively high GCA effect in culm length. In SCA effects, hybrids in Jinyang bori × Samdo bori were exhibited positively high for number of grains per spike and high SCA effects for 1000 grins weight were found positively in Sacheun#6×Dusan#8 and Dusan#29×Dusan#. In RCA effects, hybrids in Sacheun#6×Dusan#29 were exhibited positively high for number of grains per spike and high RCA effects for 1000 grains weight were found positively in Jinyang bori×Dusan#29.

      • 완두 F_1세대의 조합능력 검정

        정원복,오주성,황필성,황영현,신두철,한원영,김수경 동아대학교 교육대학원 2002 동아교육논총 Vol.28 No.-

        완두의 이면교잡에 의한 F_1세대에 대한 조합능력을 검정한 결과는 다음과 같다. 9개 형질에 대한 GCA, SCA, RCA효과를 검정한 바 조합능력은 전 형질에서 GCA, SCA, RCA가 모두 유의하였고, 분지수·경직경·엽장·주당협수·협당립수·주당립수·100립중·주당립중은 GCA가 SCA보다 크고, 품종간 GCA효과는 고성종1호가 경직경과 100립중에서, 고성종2호가 경장·분지수·엽장에서, 김해종이 주당협수·주당립수·100립중·주당입중에서, 진해종이 협다립수에서 각각 정(+)으로 높았다. SCA효과에서 경장은 1×2(고성종1호×고성종2호)조합과 1×3(고성종1호×김해종)조합이, 분지수는 4×5(고성종3호×진해종)조합이, 경직경과 엽장은 1×3(고성종1호×김해종)조합이, 주당협수는 1×2(고성종1호×고성종2호)조합과 4×5(고성종3호×진해종)조합이, 협당립수는 1×2(고성종1호×고성종2호)조합·1×4(고성종1호×고성종3호)조합·2×3(고성종2호×김해종)조합이, 주당립수는 1×2(고성종1호×고성종2호)조합과 4×5(고성종3호×진해종)조합이, 100립중은 3×4(김해종×고성종3호)조합이, 주당립중은 1×2(고성종1호×고성종2호)조합·3×4(김해종×고성종3호)조합·4×5(고성종3호×진해종)조합이 각각 정으로 높았다. RCA효과에서 경장·엽장·주당협수·주당립중은 1×2(고성종1호×고성종2호)조합이, 주당협수·주당립수·100립중·주당립중은 2×4(고성종2호×고성종3호)조합이 각각 정으로 높았다. Five pea varieties in F₁ generation of the possible crosses among them were used to estimate the combining ability for nine characters, i. e., stem length, number of branches per plant, stem diameter, leaf length, number of pods per plant, number of seeds per pod, number of seeds per plant, 100-seed weight and seed weight per plant. Data for F₁ hybrid and parents were subjected to the analysis method proposed by Griffing. The results obtained were summarized as follows. Mean squares of general combining ability(GCA), specific combining ability(SCA) and reciprocal combining ability(RCA) were significant for all characters observed. Mean squares of GCA were higher than those of SCA and RCA in number of branches per plant, stem diameter, leaf length, number of pods per plant, number of seeds per pod, number of seeds per plant, 100-seed weight and seed weight and seed weight per plant. Variety Gimbae showed the highest GCA effect for number of pods per plant, number of seeds per plant and seed weight per plant and positively high effects of GCA were observed from variety Gosung#1 in stem diameter, 100-seed weight, and from variety Gosung#2 stem length, number of branches per plant, leaf length, from Jinhae in number of seeds per pod In SCA effects, hybrids in Gosung#1×Gosung#2 were wxhibited positively high for stem length, number of pods per plant, number of seeds per pod, number of seeds per plant and seed weight per plant, and high SCA effects for number of branches per plant, number of pods per plant, number of seeds per plant and seed weight per plant were found positively in Gosung#3×jinhae. In RCA effects, hybrids in Gosung#2×Gosung#3 were exhibited positively high for number of pods per plant, number of seeds per plant, 100-seed weight and seed weight per plant and high RCA effects for stem length, leaf length, number of pods per plant, and seed weight per plant were found positively in Gosung#1×Gosung#2.

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