开放原子大赛：关于OPC UA WebAPI的中国互操作性演示活动.pdf

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1、OPC Day International 2025May 19th 23rd,2025Yan DingHollysys R&DOPC Day International 2025May 19th 23rd,2025OpenAtom is found by big companies like HuaWei,Alibaba,Tencent.The public Git code platform is hosted on Alibaba Cloud.Competition event is hold each year,sponsors will initiate a competition

2、with specific technical requirementParticipants like enterprise,university and persons will publish the code on OpenAtom Git platform,the winners will get the award.Including amounts of Chinese open source project,and several top level projects(e.g.OS,database,framework)OPC Day International 2025May

3、 19th 23rd,20253OPC UA ServerOPC UA Web ServiceApp1App2Other data sourcesOPC UA Web ServiceApp1App2OPC UA WebAPI for OTOPC UA WebAPI for ITOpenAtom 2025Coming yearsSponsored by HUAWEIOPC Day International 2025May 19th 23rd,20254InvitationFirst roundFinal roundOPC Day International 2025May 19th 23rd,

4、20255OPC UA Server(Data source layer)OPC UA Web Service（Service layer）OPC UA TCPOPC UA MQTT OPC UA Web Client（Application layer）OPC UA RestfulOPC Day International 2025May 19th 23rd,20256UA ServerProtocol gatewayModBusBacNetOPC UA Pub/SubHUAWEI CloudIEC 104OPC UA MQTTModbus SimulatorData points Conf

5、igurationUA Publisher ConfigurationUA Subscriber by ProsysOPCOPC Day International 2025May 19th 23rd,2025OPC UA Web ServiceWebHMIOPC UA RestfulProcess diagramPanel and ChartsNetwork ConfigurationData source selectionUA web clientOPC Day International 2025May 19th 23rd,20258UA Web APIUA ClientsGatewa

6、y programOPC UA Web ServiceUA Web ClientUA ServerOPC UA TCPOPC UA RestfulUA Request(HTTP)UA Response(HTTP)UA Request(TCP)UA Response(TCP)API ControllerPayload converterOPC Day International 2025May 19th 23rd,20259GatewayData serviceHMI/AppsProprietaryinterfaceProprietaryinterface