Page 1August 9, 2018

IIA2017 - Industrial IT (Information Technology)

Nils-Olav Skeie

Associate Professor, PhD

Page 2August 9, 2018

Agenda

• Background,

• Introduction,

• Plant overview,

• Process control system,

• Course overview,

• System design/development,

• Laboratory work,

• Learning objectives.

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My background

• BSc. in Electronics (1982), MSc in Cybernetics (1985) and PhD in Cybernetics (2006)– Instrumentation, computer network and computer architecture,

– Estimation of levels in an oil/water separator.

• Mycron (office computers: 1985-1989: 4 years);– Software and hardware design on CCPM/MS-DOS/Unix/Windows operating systems (OS).

• Datek (monitoring systems for air traffic: 1989-1991: 2 years);– System design on Unix and MS-DOS OS,

• Skarpenord (monitoring and control systems for maritime industry: 1991-2015: 24 years);– System design of level gauging systems (Unix, Windows and Real-Time OS),

– System Designer from 1991 to 2001,

– R&D manager from 2001 to 2003 and part time from 2006 to 2011,

– Part time work as System Architect from 2011 to 2015.

• TUC and USN: 2006-…., – Instrumentation, programming, software analysis & design, and system design.

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Introduction

• Devices with 4-20 mA interface, analog,• Devices with HART interface, both analog and digital,• Devices for process bus, digital only,

– Profibus, FF, Modbus TCP, …

• Use «standard IT» as building blocks for control systems,

• Process Control System (PCS);– SCADA or DCS,– I/O devices; PLC, DCS, PAC,– Network; process and administration,

• Design and maintenance;– Measurements, computer systems, control elements,

• Digitalization;– Industry 4.0, IoT, IIoT, Digital Twin.

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Plant overview

• Distributed system?• Communication protocols?• Wireless communication?• Real-Time requirements?• Explosive Area (Ex)?• Building blocks?• Alarm system?• Management?• Requirements?

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Process control system

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Industrial IT : Course overview• Process control system,

• Data communication

• Field bus,

• OPC protocol,

• Process database,

• Alarm system,

• Multitasking Systems and Real-time requirements,

• Embedded systems,

• Explosive Area (Ex)

• Testing,

• Data recovery,

• System design

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System design / System development

• How to combine hardware and software modules?

• Buy or develop?

• External or in-house development?

• Analysis, requirements, specifications.

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Course schedule

• Many of the building blocks in a PCS,

• Combine theory and laboratory work,

• “Software is making the difference ..”

– How to implement controller algorithms?

• Programming is important,

– Using LabVIEW and C#,

• Assignments based on the laboratory work,

– Approved / Not approved,

– SCADA report counts on final grading.

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Course material

• 10 credits course (spring semester),

• Several compendiums,– Nils-Olav Skeie; Mostly theory,

– Hans-Petter Halvorsen; Mostly assignments,

– Morten Pedersen; PLC (Prog. Logic Controllers),

– Olav Dæhli; SQL database.

• Videos based on power point slides,

• Power point slides for the videos,

• Tools: Visual Studio, SQL and LabVIEW,

• Assignments, with comments,

• Final test; closed books.

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Laboratory work - assignments

• Data communication– Computer (lap-top) + (Modbus)

• OPC protocol– Software simulator (95%) and hardware

• PLC– Software simulator,

• Real-Time– Software simulator

• HIL– Software simulator (70%) and hardware

• SQL– Software simulator (95%) and hardware

• SCADA– Software simulator (90%) and hardware

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Learning objectives

• Knowledge: The candidate will be able to:

– describe the interconnection of building blocks of SCADA (Supervisory Control And Data Acquisition) systems,

– explain communication strategies and protocols used in SCADA systems,

– describe the data flow in SCADA systems,

– explain the usage of real-time requirements in SCADA systems,

– explain the alarm system module in SCADA systems.

• Skills: The candidate will be able to:

– design a SCADA system based on a set of requirements,

– develop a program for a PLC system,

– analyze the real-time requirements of a SCADA system,

– use different communication protocols for communication between modules in a SCADA system,

– design and implement a database for a process system.