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Transition Condition 분석에 따른 모델 최적화 연구
성봉진(BongJin Seong),정기현(KiHyun Chung),최경희(KyungHee Choi) 한국정보과학회 2012 한국정보과학회 학술발표논문집 Vol.39 No.1B
본 연구에서는 MATLAB Simulink/Stateflow 기반으로 만든 모델의 transition의 condition을 미리 연산하고, 이를 바탕으로 모델을 최적화하는 모듈을 제안하고 이를 구현하였다. 구현한 모듈은 stateflow 내부의 transition condition의 label string을 이진트리로 구성하고, True/False를 판단한다. 그리고 condition의 True/False 판단 결과를 통해 모델의 최적화 과정을 수행한다. 제안하는 모듈을 이용하여 간단한 예시모델의 수정 과정을 보이고 테스트 커버리지가 향상되는 것을 검증하였다.
성봉진(Bongjin Seong),박정철(Jungcheol Park),박준성(Junseong Park) 한국자동차공학회 2019 한국자동차공학회 학술대회 및 전시회 Vol.2019 No.11
The vehicle has a number of ECUs, each ECU has a CAN, and various actuators for vehicle control are controlled by voltage and current. This paper introduces the system of automated test for developing drivability, that the status of vehicle can be obtained using CAN and the vehicle can be controlled directly by using analog output equipment automatically. This system helps save time and cost for developing drivability. In addition, it has also benefits of high reliability and repeatability of test result, which were proved by demonstration test.
오프라인 네트워크에서의 전기차 충전기 관제 시스템 CI/CD 적용
정성대(Sungdae Jung),조영선(Youngsun Cho),성봉진(Bongjin Seong),김형진(Hyungjin Kim),이명우(Myungwoo Lee) 한국자동차공학회 2023 한국자동차공학회 학술대회 및 전시회 Vol.2023 No.11
Recently, neglect of electric vehicle charger operation and management has become a problem, and to solve this problem, the establishment and operation of a charger control system is becoming important. It is important for web-based systems, such as charger control systems, to provide continuous service without interruption, and quick action is required when a problem occurs in the system. CI/CD automates the SW integration, build, testing, and distribution processes to be performed continuously, and has the advantage of quickly serving highly reliable SW to users. In this study, CI/CD was applied to the development of an electric vehicle charger control system to increase the reliability of the charger control system and ensure quick and stable service to users.
정성대(Sungdae Jung),조영선(Youngsun Cho),성유현(Yoohyun Sung),김형진(Hyungjin Kim),이명우(Myungwoo Lee),성봉진(Bongjin Seong) 한국자동차공학회 2022 한국자동차공학회 학술대회 및 전시회 Vol.2022 No.11
Recently, two-wheeled vehicles are rapidly becoming electrified and electrified following four-wheeled vehicles. In the case of electric motorcycles, in order to increase the penetration rate, it is necessary to provide services related to electric motorcycles due to the characteristics of the market. In this paper, we introduce the services developed for electric motorcycles based on IoT, and the results of analyzing the data obtained from the pilot operation of the service.