science

IEC 61968

IEC 61968 is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand IEC 61968 rather than just read about it. In short: IEC 61968 is a series of standards under development that will define standards for information exchanges between electrical distribution systems. These standards are being developed by Working Group 14 of Technical Committee 57 of the International Electrotechnical Commission (IEC TC 57 WG14).

Key takeaways

IEC 61968 belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect IEC 61968 to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of IEC 61968 from memory before moving on to harder problems.

Reference excerpt

IEC 61968 is a series of standards under development that will define standards for information exchanges between electrical distribution systems. These standards are being developed by Working Group 14 of Technical Committee 57 of the International Electrotechnical Commission (IEC TC 57 WG14). IEC 61968 is intended to support the inter-application integration of a utility enterprise that needs to collect data from different applications that are legacy or new and each has different interfaces and run-time environments. IEC 61968 defines interfaces for all the major elements of an interface architecture for distribution management systems (DMS) and is intended to be implemented with middleware services that broker messages among applications.

Standards IEC 61968-1 – Interface architecture and general requirements [Published] IEC 61968-2 – Glossary [Published] IEC 61968-3 – Interface for Network Operations [NO] [Published] IEC 61968-4 – Interfaces for Records and Asset management [AM] [Published] IEC 61968-5 – Interfaces for Distributed Energy Optimization [DER] [Published] IEC 61968-6 – Interfaces for Maintenance & Construction [MC] [Published] IEC 61968-7 – Interfaces for Network Extension Planning [NE] [Under Development] IEC 61968-8 – Interfaces for Customer Support [CS] [Published] IEC 61968-9 – Interface Standard for Meter Reading & Control [MR] [Published] IEC 61968-10 – Interfaces for Business functions external to distribution management [Retired]. This includes Energy management & trading [EMS], Retail [RET], Supply Chain & Logistics [SC], Customer Account Management [ACT], Financial [FIN], Premises [PRM] & Human Resources [HR] IEC 61968-11 – Common Information Model (CIM) Extensions for Distribution [Published] IEC 61968-12 – Common Information Model (CIM) Use Cases for 61968 [Retired] IEC 61968-13 – Common Information Model (CIM) RDF Model exchange format for distribution [Published] IEC 61968-14-1-3 to 14-1-10 – Proposed IEC Standards to Map IEC 61968 and MultiSpeak Standards [Under Development] IEC 61968-14-2-3 to 14-2-10 – Proposed IEC Standards to Create a CIM Profile to Implement MultiSpeak Functionality [Under Development] IEC 61968-100 – Application Integration

Worked examples

Example 1 — a first encounter with IEC 61968

Start with the simplest possible case. Write down what IEC 61968 claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to IEC 61968 before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about IEC 61968 ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of IEC 61968

In research: IEC 61968 appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses IEC 61968 in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: IEC 61968 is common in secondary-school and first-year university syllabi. It links to neighbouring topics IEC standards, Smart grid, so understanding it makes those chapters shorter.
In everyday life: Look for IEC 61968 outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study IEC 61968 in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what IEC 61968 means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain IEC 61968 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is IEC 61968 in simple terms?

Why does IEC 61968 matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study IEC 61968?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on IEC 61968.