Prag JROV 2023 06 27.pdf

1、Prague,June 26-30,2023#EMBEDDEDOSSUMMITBuild a Pump Monitor for Railway Applications with Zephyr OSOliver Vlckers,BeST Berliner Sensortechnik GmbHovbestsensor.deJonas Remmert,Phytec Messtechnik GmbHj.remmertphytec.deZephyr Project Page:https:/www.zephyrproject.org/portfolio/best-sensor-pump-monitor-

2、jrov2201/Prague,June 26-30,2023#EMBEDDEDOSSUMMITOliver Introduction to Pump Monitor Project(6 slides)Can AI recognize Wastewater Flow?(6 slides)Jonas Overview Firmware(4 slides)Power Management(4 slides)Lessons Learned(3 slides)QuestionsPrague,June 26-30,2023/27BeST Sensor Wastewater Pump Project JR

3、OV2201,Oliver Vlckers,Jonas Remmert,Prague,June 27,2023https:/sched.co/1LdWmImprove Deutsche Bahn ICE Train ToiletsToilets in ICE high-speed trains out-of-order.Why?wastewater tank full,because not properly emptied pump failures go unnoticed,too late to fix toiletTask:develop a system that monitors

4、wastewater pump quality automatically and reliably4/27BeST Sensor Wastewater Pump Project JROV2201,Oliver Vlckers,Jonas Remmert,Prague,June 27,2023https:/sched.co/1LdWmMobile Monitoring SystemPumps equipped with adapter including sensor systemNo energy supply,no wired connection,no gatewayConnection

5、 via mobile radioBattery-operated system5/27BeST Sensor Wastewater Pump Project JROV2201,Oliver Vlckers,Jonas Remmert,Prague,June 27,2023https:/sched.co/1LdWmApplication-Specific SensorConventional flow meters cannot differentiate between empty pipe and blockageWaste water is variable:solid,liquid,g

6、as,mixtures such as foamHybrid sensor:pressure,vibration,temperature,humidity sensors6/27BeST Sensor Wastewater Pump Project JROV2201,Oliver Vlckers,Jonas Remmert,Prague,June 27,2023https:/sched.co/1LdWmWhy we use Zephyr RTOSBare-metal programming-too smallFull PC OS like Linux-too bigZephyr RTOS-ri