• 제목/요약/키워드: Measurement Program

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APR1400 원자로내부구조물 종합진동평가 측정위치 선정 기준 (Selection Criteria of Measurement Locations for Advanced Power Reactor 1400 Reactor Vessel Internals Comprehensive Vibration Assessment Program)

  • 고도영;김규형;김성환
    • 한국소음진동공학회논문집
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    • 제21권8호
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    • pp.708-713
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    • 2011
  • U.S. nuclear regulatory commission(NRC) regulatory guide(RG) 1.20 requires a comprehensive vibration assessment program(CVAP) for use in verifying the structural integrity of reactor vessel internals(RVI) for flow-induced vibrations prior to commercial operation. The CVAP program consist of vibration and fatigue analysis, a vibration measurement program, an inspection program, and a correlation of their results. One of the main purposes of the analysis program is to select measurement locations, however measurement locations can not be determined by only analysis results, therefore we developed selection criteria of measurement locations for advanced power reactor 1400(APR1400) RVI CVAP, It will be used to select measurement locations and instrument types for APR1400 RVI CVAP.

인터넷을 이용한 원격 실시간 온도 계측 모니터 및 계측데이터 자동처리 시스템 (Automatic Measurement of Temperature in Real Time by Using an Internal and Data Processing System)

  • 김희식;김영일;설대연;남철;오흥일
    • 대한전기학회:학술대회논문집
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    • 대한전기학회 2003년도 학술회의 논문집 정보 및 제어부문 A
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    • pp.99-102
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    • 2003
  • In this paper, we have developed a system for monitoring and processing the real time sensor data in remote site through Internet. For realizing this system, measurement equipment and protocol are used to transmit the measurement data to remote server and to process measurement data. In server part, the received data from remote site sensor is converted to text or graphic charts for user. The measurement device in sensor part receives the sensor data form sensor and store the received data to its internal memory for transmitting data to server part through Internet. Also the measurement device can receive data form server. The temperature sensor is corrected to the measurement device located in laboratory and the measurement device measures temperature of laboratory which can be confirmed by user through Internet. We have developed a server program working on the Linux to store measurement data from measurement device to server memory. The program is use for SNMP(Simple Network Management Protocol) to exchange data with measurement device. Also the program changes the measurement data into text and graphic charts for user display. The program is use apache PHP program for user display and inquiry. The real time temperature measurement system can be applly for many parts of industry and living.

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水質汚染物質의 共同試料分析調査 (Statistical Study on the Measurement Assurance Program in Environmental Pollution Measurement Activities -The Round-Robin Test about Water Pollution-)

  • 李載昌;申漢豊;李樂榮
    • Journal of the Korean Statistical Society
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    • 제9권2호
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    • pp.194-212
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    • 1980
  • This report describes a preliminary study necessary to implement Measurement Assurance Program (MAP). The purpose of the study is to improve the measurement reliability of the laboratories which take environmental pollution measurement. We carried out the interlaboratory test or "Round-Robin" test program in which seven laboratories participated in order to obtain more reliable data about water pollution.pollution.

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간호사 보수교육 프로그램 평가도구 개발 (Development of the Program Evaluation Measurement of Continuing Nursing Education Programs)

  • 조미영;김미영
    • 대한간호학회지
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    • 제43권2호
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    • pp.236-246
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    • 2013
  • Purpose: This study was done to develop a measurement tool for evaluation of continuing nursing education programs and to verify its validity for effective management and quality of education programs. Methods: The draft of the evaluation measurement was developed from consultation with professionals, focus group interviews targeting groups of nurses, and individual interviews with education program planners. After 6 professionals examined content validity, 46 items were retained. A pilotsurvey was conducted to confirm the time required to complete the questionnaire and the level of understanding of general content and each item in the questionnaire. Construct validity was verified through exploratory factor analysis of data from a survey with 44 items completed by 452 nurses and 59 education program planners. Results: The final evaluation measurement for continuing nursing education programs consisted of 6 evaluation factors and 36 evaluation items. The 6 evaluation factors included identifying program goals and target groups, program planning, performance, operation and management, program outcomes, and program effectiveness. Conclusion: The evaluation measurement for continuing nursing education programs developed in this study is considered suitable to utilize as an evaluation measurement of the quality of continuing education programs for nurses.

R을 이용한 KS Q ISO 22514-7 측정 프로세스 능력 분석용 프로그램 (A Statistical Program for Measurement Process Capability Analysis based on KS Q ISO 22514-7 Using R)

  • 이승훈;임근
    • 품질경영학회지
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    • 제47권4호
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    • pp.713-723
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    • 2019
  • Purpose: The purpose of this study is to develop a statistical program for capability analysis of measuring system and measurement process based upon KS Q ISO 22514-7. Methods: R is a powerful open source functional programming language that provides high level graphics and interfaces to other languages. Therefore, in this study, we will develop the statistical program using R language. Results: The R program developed in this study consists of the following five modules. ① Measuring system capability analysis with Type 1 study data: MSCA_Type1.R ② Measuring system capability analysis with Linearity study(Type 4 study) data: MSCA_Type4.R ③ Measurement process capability analysis with Type 1 study & Gage R&R study data: MPCA_T1GRR.R ④ Measurement process capability analysis with Type 4 study & Gage R&R study data: MPCA_T4GRR.R ⑤ Attribute measurement processes capability analysis : AttributeMP.R Conclusion: KS Q ISO 22514-7 evaluates measuring systems and measurement processes on the basis of the measurement uncertainty that was determined according to the GUM(KS Q ISO/IEC Guide 98-3). KS Q ISO 22514-7 offers precise procedures, however, computations are more intensive. The R program of this study will help to evaluate the measurement process.

인터넷 익스플로러를 통한 임베디드 시스템 기반의 온도 측정 및 분석 (The measurement temperature and analysis used embedded system by internet explorer)

  • 김희식;김영일;설대연;남철
    • 한국정밀공학회:학술대회논문집
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    • 한국정밀공학회 2004년도 추계학술대회 논문집
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    • pp.1003-1006
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    • 2004
  • In this paper have developed a system for monitoring and processing the real time sensor data in remote site through network. For realizing this system, measurement equipment and protocol are used to transmit the measurement data to remote server and to process measurement data. In server part, the received data from remote site sensor is converted to text or graphic charts for user. The measurement device in sensor part receives the sensor data form sensor and store the received data to its internal memory for transmitting data to server part through Internet. Also the measurement device can receive data form server. The temperature sensor is connected to the measurement device located in laboratory and the measurement device measures temperature of laboratory which can be confirmed by user through Internet. We have developed a server programworking on the Linux to store measurement data from measurement device to server memory. The program is use for SNMP(Simple Network Management Protocol) to exchange data with measurement device. Also the program changes the measurement data into text and graphic charts for user display. The program is use apache PHP program for user display and inquiry. The real time temperature measurement system can be apply for many parts of industry and living.

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탄소재 성형품에 대한 정밀 치수 검사 시스템에 관한 연구 (A Study on the System of the Precision Dimensional Measurements for Molded Product Carbon Materials)

  • 김대년
    • 조명전기설비학회논문지
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    • 제30권2호
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    • pp.37-42
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    • 2016
  • This paper proposes a method to develop a high-precision dimension measurement system using a linear variable differential transformer sensor. The Dimension targets for measurement is carbon material vanes of key element in the rotating parts within vehicle circulating pump. Data acquisition system for dimension measurement is designed using the NI Compact RIO. And the program applying the dimension measurement algorithm is built using NI LabVIEW. The dimension measuring program is composed of a FPGA program, Real Time program and Host program. The method of the experiment compares master vane with target vane for measure the length of the carbon material vane. The experimental results confirmed the usefulness of the accuracy within ${\pm}4um$.

CMMI 성숙도 레벨 별 측정 프로그램에 관한 연구 (Study on Measurement Program in each Maturity Level of CMMI)

  • 유영무;한혁수
    • 정보처리학회논문지D
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    • 제12D권1호
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    • pp.91-102
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    • 2005
  • 과거 소프트웨어 품질은 곧 제품품질이란 인식이 지배적이었다. 하지만 현대에 소프트웨어가 거대화되고 복잡해짐에 따라 제품품질만을 가지고서는 고객의 요구조건에 맞는 양질의 소프트웨어를 제작하는데 있어 한계가 있었다. 이러한 이유로 현재 국내외 많은 기업들은 프로세스 개선을 통한 제품품질 향상을 위하여 노력을 기울이고 있다. 프로세스 개선활동 중 측정 활동은 프로세스 개선에 대한 효과를 향상시키며, 프로세스 개선 활동을 파악하고, 이를 효과적으로 구현하는데 있어 많은 도움을 줄 수 있다. 본 논문은 현재 국내외 많은 기업들이 프로세스 개선 모델로 채택하고 있는 CMMI를 기반으로 측정 프로그램에 관한 연구를 수행하였다. CMMI의 프로세스 영역 중 측정 프로세스 수립에 대해서 다루고 있는 MA 프로세스 영역을 기반으로 측정 프로그램을 수립하였으며, 이렇게 개발한 측정 프로그램을 통해 CMMI 각 레벨 별로 측정 프로그램이 어떠한 차이를 두고 있으며, 어떻게 측정 프로그램을 작용할 지에 대해 연구하였다. 본 연구를 통해 CMMI 기반의 프로세스 개선을 수행하고 있거나 시작하려는 기업들에게 측정 프로그램 수립 지원할 수 있으며, 더 나아가 레벨 별로 진화하는 측정 프로그램의 로드맵을 제시하고자 한다.

고속철도 시운전시험 계측시스템 개발에 관한 연구 (Development of a Measurement System Development for On-Line Testing of High Speed Railway)

  • 김석원;김영국;한영재;박찬경;김진환;백광선
    • 한국철도학회논문집
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    • 제5권3호
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    • pp.158-166
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    • 2002
  • In this paper, we introduce the software and hardware of the measurement system for on-line testing and evaluation of high speed railway. The test items focus on the verification of the performance and acquirement of the technical data of the high speed railway system. The software controls the hardware of the measurement system, perform the analysis and calculation of measurement data and acts as interface between users and the system hardware. For this purpose, three programs a measuring program, a monitoring program and post-processing program are developed. The detailed test scenario is in the process of development to closely follow the process of development and design of the system.

시민과학 활동에 참여한 초등학생들의 과학 관련 정의적 특성 및 측정에 대한 인식 분석 (A Study on Science-related Affective Characteristic and Perception of Measurement of Elementary Students Who Participated in Citizen Science Activities)

  • 신정윤;박상우
    • 한국초등과학교육학회지:초등과학교육
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    • 제39권2호
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    • pp.168-182
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    • 2020
  • This study investigated how elementary students' science-related affective characteristics and their perception of measurement changed following participation in citizen science activities through a GLOBE program. Before and after the activities, test of positive experiences about science (PES) and perception of measurement were conducted with twelve fourth grade students. In addition, the teacher who participated in the GLOBE program with students observed and recorded the students' involvement, conversation and behavior to qualitatively analyze the value of the program and the students' perceptions of measurement. After the end of the program, an open questionnaire was conducted to fill any gaps in these observations. The results showed that citizen science activities had a positive impact on elementary students' science-related affective characteristics. In all areas of PES test, the post-test scores were higher than the pre-test results, and a statistically significant difference was seen in the 'science learning motivation' area. Furthermore, students' perception of the value and meaning of measurements was seen to deepen through ongoing global environmental data measurement activities. And their understanding of various units of measurement and numerous situations in which they might need to make measurements was also elaborated.