latest update: 2024-02-22 (NOTE: or means added or revised in the last 30 days)

author: Hans Teijgeler (see also here)

"We can't solve problems by using the same kind of thinking we used when we created them." -Albert Einstein

revised 20211219 revised 20210815

Tutorial, detailing 'ISO 15926 on a page'
ISO 15926 overview - 2023-05-17

Portal Latest update
ISO 15926 Portal- An overview with references to topics below (and others) 17 May 2021
Management Summary
Management Summary about ISO 15926 - A summary in 644 words, highlighting what it is about 12 Oct. 2022
Data and Information - How data are being grouped to represent information 12 Oct. 2022
Data Model
ISO 15926-2 Model - source document - ISO/FDIS 15926-2 - data model. ISO published the FDIS document without any changes in content. Therefore this document applies to ISO 15926-002:2003. 22 Febr. 2024
ISO 15926-2 Foundation Model - an ISO-standard, highly generic, data model with 201 entity types that is the Top Level Ontology of ISO 15926 29 Mar. 2015
ISO 15926-2 Model in Turtle format - where the Foundation Model is in Express format, here is the result of a mapping to Turtle 17 May 2021
ISO 15926-2 model extensions - some entity types, like Person, Organization, were not listed in ISO 15926-2 because of space reasons and are added here 8 Nov. 2023
ISO 15926-2 cheat sheet - another presentation of the ISO 15926-2 data model, inclusive the proposed extensions thereof 25 Sept. 2022
Possible Worlds - how modal logic is avoided, an essential prerequisite for a Digital Twin 26 April 2018
Temporal Parts - a cornerstone of ISO 15926 for life-cycle information integration 12 Oct. 2022
About Cardinalities - The difference in cardinality definition is explained and how this is has been "repaired" 25 April 2022
Ontologies - There are three locations in the ISO 15926 stack where an ontology can be built, as an extension of the two ISO 15926-2 Upper Ontologies 25 April 2022
Templates as ontologies - templates are small ontologies, based on the Upper Ontology defined in ISO 15926-2 - from concept to implementation 18 Oct. 2022
Object Models and the RDL - An example of how to build object models in the RDL (this has not been done so far) 18 Oct. 2022
Life cycle of a Class- where a Class is eternal, its applicability is not always that, a way to describe the "life cycle" of a (Part 2) Class 18 Oct. 2022
Reference Data
Reference Data - overview - The Reference Data Library, based on ISO 15926-4, stores concepts that are widely used in the user community. 19 Oct. 2022
How does pump P-101 fit in? - An example of how the proverbial pump P-101 fits in ISO 15926-2, -4. and -7. 11 Jan. 2021
How do Instruments and Controls fit in? - Instrumentation has many functions; this topic shows how this is handled in the RDL 20 Oct. 2022
Templates - an introduction - the concept of templates, as defined in ISO 15926-7 and -8, is discussed briefly 21 Oct. 2022
Templates Specifications - A brief explanations of the set-up of the Template Specs is given. 14 Apr. 2023
Templates Specifications - Change Log - A Log for changed, deprecated, and new templates specifications. 10 June 2023
Symbols for graphs - the symbols, as used in the Template Specifications, are explained here. 1 Nov. 2022
Redefinition of the Template Model - a proposal for the replacement of the flawed template model in ISO 15926-8. 22 Oct. 2022
Methodology for Template Selection - a decision tree for an SME (Subject Matter Expert) to select the applicable ISO 15926 template. 1 Nov. 2022
Templates for Activity - activity models are used to describe processes and also human activities 11 April 2022
Templates for Documents - a set of templates that cover the many variables related to modeling documents and information 23 Oct. 2022
Declaring a Tag, a Stream, and a Commodity Product - It is mandatory to declare all things, except Literals, in this part of ISO 15926. This is telling how 25 April 2023
Views on information about a Class or Individual - How to create views on the information about a Class or an Individual 25 Apr. 2023
About Bare Pumps and Pump Systems - A modelling example to solve the ambiguity. 24 Jan. 2023
Effectivity and Deprecation - shows how the beginning and ending of the validity of information is implemented. 23 Apr. 2023
Classes and Individuals - A deep specialization leads to Asset Requirements Classes. 14 Jan. 2023
Process Design - the "cradle" of the plant life cycle. 30 Oct. 2022
Process Design Model - An example of a Unit Operations model. 30 Aug. 2023
Process Cases - A heavy example of a Unit Operations model for a Demineralization Unit, complete with 7 steps of regeneration, each being a process cases. 26 Jan. 2024
Plant Life-cycle Model - a "back bone" model of all typical placeholders of plant life-cycle information 5 febr. 2024
PLM as date base model - The Turtle code that is the backbone for all Plant Life-cycle Information 27 Dec. 2023
LSN (Life-cycle Stages Network) - For each plant item this is the skeleton for its life-cycle information. 22 Aug, 2023
The role of functional objects - the rationale for having them as intended physical-objects. 9 Oct. 2022
About Streams and Ports - about the role played by Streams and Ports in modeling. 24 Aug. 2023
Functional vs Physical Object - how a physical object gets its function defined. 31 Mar. 2019
Document Types and DocumentDefinition - with a DocumentDefinition the required contents type can be defined for one or more Document Types. 13 Mar. 2023
Breakdown Structures - Activity Breakdown Structure (ABS), Function Breakdown Structure (FBS), Work Breakdown Structure (WBS), and Organization Breakdown Structure (OBS). 12 Apr. 2022
Catalog options - in product catalogs we often see "options" 8 Apr. 2023
Equations and Variables - detailed explanation about how an equation for a Unit Operation can be modeled and how data can be linked to variables in that equation. 11 Nov. 2018
Set Operations - Some use cases of DifferenceOfSetOfClass, IntersectionOfSetOfClass, and UnionOfSetOfClass 12 Mar. 2023
AI-ded Mapping - The new NLP AI tools may assist in data mapping. Here is a way to do it. 26 June 2023
About Addresses - Some thoughts about addressing plant items 12 Mar. 2022
Mapping of a P&ID - Piping & Instrument Diagrams are the core documents of any plant; the mapping of an example is discussed 31 Mar. 2023
Mapping of a functional design of a control loop - functional design of a control loop is based on instances of FunctionalObject that are indirectly connected by signals. 31 Oct. 2022
Mapping of a Line List - using a number of templates a complete mapping of a Line List has been detailed. 1 June 2019
Mapping of structured documents - a document model is completely detailed. 13 Apr. 2023
Mixing data and documents - this topic gives, at a conceptual level, a solution for the integration of data, that are being mapped, and documents. 4 Nov. 2022
Background Information
Part 8 compliance - this topic shows that the implementation of ISO 15926-8, as set forth in the Topics on this website, is in line with same Part 8. 6 Nov. 2022
Acronyms for Part 2 entity types - although not much in use anymore, here they are for the tenacious few 19 May 2015
A possible configuration - an example configuration for "Integration, sharing, exchange, and hand-over of distributed Plant Lifecycle Information". 12 May 2023
SHACL Portal - a portal to the contents of W3C Recommendation "Shapes Constraint Language (SHACL)" 16 Nov. 2022
Validating RDF data with SHACL - a first attempt to apply the new W3C Recommendation "Shapes Constraint Language (SHACL)" to validate ISO 15926-7/8 data. 11 Nov. 2022
API for the Part 9 Triple Store - a set of requirements for the Triple Store, as are to be formulated in the still missing Part 9 of ISO 15926 11 May 2023
Querying with SPARQL - in this topic a number of queries will be demonstrated. 20 April 2014