Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Mains electricity

Mains electricity, utility power, grid power, domestic power, wall power, household current, or, in some parts of Canada, hydro, is a general-purpose alternating current (AC) electric power supply. It is the form of electrical power that is delivered to homes and businesses through the electrical grid in many parts of the world. People use this…

History, Applications, Art & Regions

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Mains electricity. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Terminology

Power systems

Common uses of electricity

Building wiring

Voltage levels

History

Voltage regulation

Power quality

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Mains electricity

Nodes90
Edges89
Triples18
Avg. degree1.98
Density0.022222
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Mains electricity

Top relations

see also · 2
Mains electricity → Electricity, Energy

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

voltage power supply hz used frequency electrical equipment 230 use systems electric may system 120 60 240 appliances electricity voltages

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Hydro-Québecinstance ofThis is also reflected in names of current and historical electricity utilities0.80text
BC Hydroinstance ofThis is also reflected in names of current and historical electricity utilities0.80text
Manitoba Hydroinstance ofThis is also reflected in names of current and historical electricity utilities0.80text
Hydro Oneinstance ofThis is also reflected in names of current and historical electricity utilities0.80text
computers or televisions sets typically use an AC to DC converter or AC adapter to power the deviceinstance ofDoes not include electric vehicle charging.Electronic appliances0.80text
kitchen stovesinstance ofHigh-power appliances0.80text
water heatersinstance ofHigh-power appliances0.80text
household power heavy tools like log splitters may be supplied from the 400 V three-phase power supply.Small portable electrical equipment is connected to the power supply through flexible cables terminated in a pluginstance ofHigh-power appliances0.80text
which is inserted into a fixed receptacleinstance ofHigh-power appliances0.80text
120/208 or 230/400 Vinstance ofthe system may be labelled with both voltages0.80text
to show the line-to-neutral voltageinstance ofthe system may be labelled with both voltages0.80text
the line-to-line voltageinstance ofthe system may be labelled with both voltages0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.