kraftteknik

Kraftteknik is the field of engineering focused on the generation, transmission, distribution, and efficient use of electrical power. It encompasses the design and analysis of electrical networks, electrical machines, and power electronics, along with the control, protection, and management systems that ensure reliable energy supply. The term is commonly used in Swedish and other Scandinavian contexts to describe power engineering as a discipline and profession.

Core areas include generation technologies (various energy sources such as fossil, nuclear, hydro, wind, solar), transmission and distribution infrastructure (transmission lines, transformers, switchgear, grid interfaces), electric machines (generators and motors), and power electronics (inverters, converters, rectifiers). Energy storage systems, grid integration, stability and protection, and grid codes are also central, as is the integration of digital technologies and automation.

Applications span utilities, industrial facilities, data centers, manufacturing, and transportation electrification, as well as building services and infrastructure. The field overlaps with control engineering, mechatronics, materials science, and environmental assessment, reflecting its role in reliability, efficiency, and decarbonization of energy systems.

Education and research in kraftteknik are typically part of electrical or energy engineering programs, combining theory in circuit analysis, electromechanics, thermodynamics, and control with practical design, simulation, and testing. Current research areas include high-voltage engineering, power electronics efficiency, smart grids, energy storage, and renewable integration.

Today, kraftteknik remains central to modern infrastructure and the energy transition, addressing challenges of grid modernization, interoperability, and sustainable power supply.