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A Design on The Zone Master Platform based on IIoT communication for Smart Factory Digital Twin

스마트 팩토리 디지털 트윈(Digital Twin)을 위한 IIoT 통신 기반 ZMP(Zone Master Platform) 설계

  • Received : 2020.09.16
  • Accepted : 2020.10.28
  • Published : 2020.12.31

Abstract

This paper creates a standard node for acquiring sensor data from various industrial sensors (IoT/non-IoT) for the establishment of Smart Factory Digital Twin, and provides inter-compatible data by linking zones by group/process to secure data stability and to ensure the digital twin (Digital Twin) of Smart Factory. The process of the Zone Master platform contains interface specifications to define sensor objects and how sensor interactions between independent systems are performed and carries out individual policies for unique data exchange rules. The interface for execution control of the Zone Master Platform processor provides system management, declaration management for public-subscribe, object management for registering and communicating status information of sensor objects, ownership management for property ownership sharing, time management for data synchronization, and data distribution management for Route information on data exchange.

본 논문은 스마트 팩토리(Smart Factory) 디지털 트윈(Digital Twin) 구축을 위해서 다양한 산업용 센서(IoT/비 IoT)로부터 센서데이터를 획득하기 위한 표준 노드(Node)를 생성하고 그룹별/공정별 존(Zone)을 연동하여 상호호환적인 데이터의 교환 기능을 제공함으로써 데이터의 안정성을 확보하고 스마트 팩토리의 디지털 트윈(Digital Twin)을 위한 효과적인 존 마스터(Zone Master) 플랫폼 구축 방안을 제시하였다. 존 마스터(Zone Master) 플랫폼의 Process는 독립된 시스템 간의 센서 객체 및 센서 상호작용이 어떻게 수행하는지를 정의해 주기 위한 인터페이스 명세를 포함하고 있으며 고유의 데이터 교환 규칙에 대한 개별 정책들을 수행하고 있다. 존 마스터 플랫폼 프로세서의 실행 통제를 위한 인터페이스는 시스템관리, 자료교환의 협상(publish-subscribe)을 위한 선언 관리, 센서 객체의 등록 및 상태 정보를 통신하기 위한 객체 관리, 속성 소유권 공유를 위한 소유권 관리, 데이터 동기화를 위한 시간 관리, 데이터 교환에 대한 Route 정보를 위한 자료 분배 관리를 제공한다.

Keywords

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