Topics
latest update: 2024-08-14 
(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 20240709 |
| Tutorial, detailing 'ISO 15926 on a page' - REVISED JULY 2024 |
| ISO 15926 overview - 2024-05-03 |
| 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. |
13 Aug. 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 |
14 Aug. 2024 |
| 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. |
13 Aug. 2024 |
| How do Instruments and Controls fit in? - Instrumentation has many functions; this topic shows how this is handled in the RDL | 3 May 2024 |
| Templates | |
| 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 |
| Template examples - the full list - In this topic a full list of examples of template instances is given for quick review and SPARQL testing purposes. | 11 Apr. 2024 |
| How do Templates fit in? - Templates follow a strict pattern that is explained. | 26 April 2024 |
| 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 |
| Modeling | |
| 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-simple(r) - An example of a Unit Operations model for a Crude Oil Pump used for two crude oil types | 25 May 2024 |
| Process Cases-heavy - 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 placeholders of plant life-cycle information | 31 May 2024 |
| PLM as date base model - The Turtle code that is the backbone for all Plant Life-cycle Information | 27 Dec. 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 |
| Mapping | |
| AI-ded Mapping - The new NLP AI tools may assist in data mapping. Here is a way to do it. | 15 July 2024 |
| 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 July 2024 |
| 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 |
| Implementation | |
| 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 |
| How to fetch, with SPARQL, data from triples - Once we have mapped data to triples, it is of course also important to know how the required data can be fetched again for use in some application. | 17 March 2024 |