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Transactions of the Korean Society of Mechanical Engineers B最新文献

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Assessment of the Emergency Operating Procedures for Main Steam Line Break Accident of the OPR1000 Nuclear Reactor Using the MARS Code 用MARS规范评价OPR1000核反应堆主蒸汽管线断裂事故应急操作程序
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.575
Chae-Bon Gu, Min-Gi Kim, Jae-Jun Jeong
{"title":"Assessment of the Emergency Operating Procedures for Main Steam Line Break Accident of the OPR1000 Nuclear Reactor Using the MARS Code","authors":"Chae-Bon Gu, Min-Gi Kim, Jae-Jun Jeong","doi":"10.3795/ksme-b.2023.47.11.575","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.575","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"37 2","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227431","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a Simple Method for Carbonization of Waste Paper for Energy Storage Applications 一种用于储能的简单的废纸碳化方法的开发
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.559
Josue-Yaedalm Son, Seokwoo Choe, Youn-Jeong Jang, Hyejeong Kim
{"title":"Development of a Simple Method for Carbonization of Waste Paper for Energy Storage Applications","authors":"Josue-Yaedalm Son, Seokwoo Choe, Youn-Jeong Jang, Hyejeong Kim","doi":"10.3795/ksme-b.2023.47.11.559","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.559","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"37 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227432","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sensing Fuel Injection Start and Stop Timings of Diesel Solenoid Injector Using Photo and Shock Sensors 利用光电和冲击传感器感应柴油机电磁喷油器的燃油喷射启停时间
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.551
Seong-Jae Park, Choong-Hoon Lee
{"title":"Sensing Fuel Injection Start and Stop Timings of Diesel Solenoid Injector Using Photo and Shock Sensors","authors":"Seong-Jae Park, Choong-Hoon Lee","doi":"10.3795/ksme-b.2023.47.11.551","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.551","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"37 3","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227430","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Fin Position on the Melting Performance of Phase Change Material in a Latent Heat Thermal Energy Storage System 潜热蓄热系统中翅片位置对相变材料熔化性能的影响
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.585
Kwan-Kyu Kim, Chan-Woo An, Hoon-Ki Choi, Yong-Gap Park
{"title":"Effect of Fin Position on the Melting Performance of Phase Change Material in a Latent Heat Thermal Energy Storage System","authors":"Kwan-Kyu Kim, Chan-Woo An, Hoon-Ki Choi, Yong-Gap Park","doi":"10.3795/ksme-b.2023.47.11.585","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.585","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"37 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227429","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Heat Transfer Performance Analysis and Simulation of Heat Pipe Heat Exchanger 热管换热器传热性能分析与仿真
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.595
Hyuk-Su Kwon, Cheong-Hoon Kwon, Eui-Guk Jung
{"title":"Heat Transfer Performance Analysis and Simulation of Heat Pipe Heat Exchanger","authors":"Hyuk-Su Kwon, Cheong-Hoon Kwon, Eui-Guk Jung","doi":"10.3795/ksme-b.2023.47.11.595","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.595","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"37 5","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227428","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
PM<SUB>2.5</SUB> Removal Effect of Racomitrium Canascens under Flow and Relative Humidity Conditions PM&lt; SUB&gt; 2.5 & lt; / SUB&gt;流量和相对湿度条件下对蓖麻曲霉的去除效果
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-11-30 DOI: 10.3795/ksme-b.2023.47.11.567
Jun-Young Kim, Jeong-Jae Kim
{"title":"PM&lt;SUB&gt;2.5&lt;/SUB&gt; Removal Effect of Racomitrium Canascens under Flow and Relative Humidity Conditions","authors":"Jun-Young Kim, Jeong-Jae Kim","doi":"10.3795/ksme-b.2023.47.11.567","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.11.567","url":null,"abstract":"","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"36 12","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"136227433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of the Smagorinsky Constant on Turbulent Combustion Characteristics for GH2/LOx Shear Coaxial Injectors at Supercritical Pressure Smagorinsky常数对超临界压力下GH2/LOx剪切同轴喷油器湍流燃烧特性的影响
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-10-31 DOI: 10.3795/ksme-b.2023.47.10.509
Tae-Jun Jeon, Tae-Seon Park
{"title":"Effect of the Smagorinsky Constant on Turbulent Combustion Characteristics for GH2/LOx Shear Coaxial Injectors at Supercritical Pressure","authors":"Tae-Jun Jeon, Tae-Seon Park","doi":"10.3795/ksme-b.2023.47.10.509","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.10.509","url":null,"abstract":"초임계 압력 조건의 기체수소/액체산소 연소에 대한 Smagorinsky 상수 CSUBs/SUB에 의한 영향이 4차 정확도의 compact 대류항 차분법을 이용한 큰 에디 모사법에 의해서 조사되었다. CSUBs/SUB가 증가함에 따라 화염온도는 감소하고 응집된 난류 구조와 주 유동 와류의 발달이 감소하였다. 또한 CSUBs/SUB〉0.1인 조건에서 첨도와 비대칭도가 일반적인 난류 유동의 범위에서 벗어났다. 이러한 결과를 토대로 Smagorinsky 상수의 적절한 범위가 CSUBs/SUB≤ 0.1으로 얻어졌다.","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"15 22","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135765539","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of an Efficient Analysis Model for Microchannel Steam/Methane Reformers and Parametric Study 微通道蒸汽/甲烷转化炉高效分析模型的建立及参数化研究
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-10-31 DOI: 10.3795/ksme-b.2023.47.10.527
Dae-Hoon Lee, Yun-Seok Oh, Jin-Hyun Nam, Charn-Jung Kim, Jeon-Se Dah
{"title":"Development of an Efficient Analysis Model for Microchannel Steam/Methane Reformers and Parametric Study","authors":"Dae-Hoon Lee, Yun-Seok Oh, Jin-Hyun Nam, Charn-Jung Kim, Jeon-Se Dah","doi":"10.3795/ksme-b.2023.47.10.527","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.10.527","url":null,"abstract":"본 논문에서는 분산 발전용 연료 전지의 개질 시스템에 적합한 1 ~ 3 기압의 저압 개질 조건에서 마이크로 채널 수증기/메탄 개질기의 효율적인 시뮬레이션을 위한 1차원 해석 모델이 개발되었다. 개질기 내부에서의 질량 보존과 에너지 보존을 고려하여 유동 채널과 워시코트 촉매층의 온도와 기체 농도를 별도로 계산하였으며, 특히 워시코트 촉매층에서의 복잡한 확산/반응 문제를 계산하지 않고 촉매 유효도 상관식을 이용하여 개질 반응률을 정확하게 결정하는 방식을 취하였다. 본 연구에서 제안된 1차원 해석 모델의 정확도는 동일한 시뮬레이션 문제에 대한 정확한 CFD 해석 결과와의 비교를 통해 검증되었다. 또한 운전 조건 및 개질기 치수가 마이크로 채널 수증기/메탄 개질기의 성능에 미치는 영향을 조사하는 파라메터 연구를 통해 본 1D 해석 모델의 유용성을 증명하였다.","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"15 20","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135765541","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative Study of Air Cooling and Immersion Cooling for the Thermal Management of a Cylindrical Battery Pack 空气冷却与浸没冷却对圆柱形电池组热管理的比较研究
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-10-31 DOI: 10.3795/ksme-b.2023.47.10.543
Jin-ub Kim, Seul-Ah Kim, Dong-Hwan Shin, Wookyoung Kim, Sunyoung Moon, Yoong Chung, Sangho Sohn
{"title":"Comparative Study of Air Cooling and Immersion Cooling for the Thermal Management of a Cylindrical Battery Pack","authors":"Jin-ub Kim, Seul-Ah Kim, Dong-Hwan Shin, Wookyoung Kim, Sunyoung Moon, Yoong Chung, Sangho Sohn","doi":"10.3795/ksme-b.2023.47.10.543","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.10.543","url":null,"abstract":"배터리팩 열 관리를 위한 액침 냉각 기술의 성능을 공기 냉각과 비교하여 검토하였다. 18650 원통형 배터리팩은 126개의 원통형 배터리셀로 구성되며, 25.2 V의 공칭 전압과 54 Ah의 공칭 용량을 가진다. 330 mm × 234 mm × 100 mm 크기의 하우징 안에 배터리팩을 넣고, 유전체(dielectric)인 작동 유체(3M Novec 7200)가 하우징 하단으로 유입되어 상단으로 배출되도록 설계하였다. 충방전 전류는 0.75C(40.5A)로 설정하였고, 작동 유체의 평균 유량은 1.715 kg/min으로 유지하였다. 충방전 세 사이클 동안 액침 냉각은 공기 냉각과 비교하여 셀 최고 온도를 18.1°C 낮추고, 셀 간 온도 편차를 84% 감소시키는 뛰어난 냉각 성능을 보여주었다.","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"15 24","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135765537","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of the Thermal Properties of the Machining Center Feed-axis System Using Finite Element Method 用有限元法评价加工中心进给轴系统的热性能
Transactions of the Korean Society of Mechanical Engineers B Pub Date : 2023-10-31 DOI: 10.3795/ksme-b.2023.47.10.499
Chang-Young Jo, Han-Sol Seo, Dong-Kyu Kim, San Kim, Chul-Ki Song
{"title":"Evaluation of the Thermal Properties of the Machining Center Feed-axis System Using Finite Element Method","authors":"Chang-Young Jo, Han-Sol Seo, Dong-Kyu Kim, San Kim, Chul-Ki Song","doi":"10.3795/ksme-b.2023.47.10.499","DOIUrl":"https://doi.org/10.3795/ksme-b.2023.47.10.499","url":null,"abstract":"생산성 향상에 대한 지속적인 요구로 인해 공작 기계의 가동 속도는 점차 증가하고 있다. 이에 따라 기계적 마찰로 인한 발열량도 점차 증가하게 되며, 이는 가공 정밀도의 저하로 연결된다. 기존의 발열량 평가 방법은 주요 발열부에 온도 센서를 부착하고, 측정된 데이터 간의 관계를 실증 모델로 결정하였다. 그러나 이 방법은 대량의 실험 데이터가 필요하며, 실험 조건이 달라질 경우 오차가 크게 증가하는 경향이 있다. 이러한 단점을 극복하기 위해, 유한요소 전산 해석을 위한 모델을 생성하고, 이를 바탕으로 해석적으로 접근하여 발열 모델을 구축할 필요가 있다. 본 연구는 이러한 문제점을 해결하기 위해 반복적인 급이송 작업이 이루어지며 가혹한 조건에서 운영되는 수직형 머시닝 센터의 Z축 열적 특성을 파악하고, 이를 바탕으로 유한요소 해석 모델을 개발하는 것을 목표로 한다.","PeriodicalId":43823,"journal":{"name":"Transactions of the Korean Society of Mechanical Engineers B","volume":"16 15","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135765536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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