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승강장 스크린 도어 시스템 특성 시험의 반복 측정에 의한 불확도 개선 고찰
온정근(Ohn Jung-Ghun),김명룡(Kim Myung-Yong),윤명상(Yun Myung-Sang),김원경(Kim Won-Kyong),원시태(Won Si-Tae) 한국철도학회 2007 한국철도학회 학술발표대회논문집 Vol.- No.-
A PSD system has a lot of characteristic for safety. Trust of performance test is very important. But PSD performance test has an effect on trust by proficiency of test staff because it is difficult to automate. In that specially the effort test, manual opening and shutting test and abrasion measurement, test staff is demanded for proficiency. Therefore the paper repeated measurement in same condition and studied proficient factor of examiner according to increased measurement counter. As a result, measurement uncertainty has improved.