Search for dissertations about: "power quality in distribution network"

Showing result 1 - 5 of 28 swedish dissertations containing the words power quality in distribution network.

2. 1. In Rhizomia : Actors, Networks and Resilience in Urban Landscapes

   Author : Henrik Ernstson; Thomas Elmqvist; Sverker Sörlin; Erik Swyngedouw; Stockholms universitet; []
   Keywords : HUMANIORA; HUMANITIES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; urban ecosystem services; green space; social network analysis; social movements; actor-networks; transformation; ecosystem management; scale mismatch; co-management; governance; broker; conservation; Stockholm; Human ecology; Humanekologi; Natural Resources Management; naturresurshushållning;

   Abstract : With accelerating urbanization it is crucial to understand how urban ecosystems play a part in generating ecosystem services for urban dwellers, such as clean water, spaces for recreation, stress relief and improved air quality. An equally important question relate to who gets to enjoy these benefits, i.e. READ MORE

4. 2. Applications of Unsupervised Deep Learning for Analysing Time-Varying Power Quality Big Data

   Author : Roger Alves de Oliveira; Math Bollen; Sarah Rönnberg; Matti Lehtonen; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; power quality; power system harmonics; electric power distribution; interharmonics; big data analytics; pattern analysis; unsupervised learning; deep learning; artificial intelligence; geomagnetically induced currents; Electric Power Engineering; Elkraftteknik;

   Abstract : Continuous power quality monitoring allows grid stakeholders to obtain information about the performance of the network and costumer facilities. Moreover, the analysis of continuous monitoring allows researchers to obtain knowledge on power quality phenomena. Power quality measurements result in a large amount of data. READ MORE

5. 3. Power Electronics for Mitigation of Voltage Sags and Improved Control of AC Power Systems

   Author : Marcio Magalhães de Oliveira; KTH; []
   Keywords : power electronics; power quality; voltage sags; voltage-source converters; Custom Power; FACTS; real-time simulations; solid-state devices;

   Abstract : The thesis deals with the application of compensators andswitches based on power electronics in AC transmission anddistribution systems. The objective of the studieddevices/equipment is the power flow and voltage control intransmission systems and the mitigation of voltage sags andmomentary interruptions to critical loads in distributionsystems. READ MORE

6. 4. Electricity Distribution Network Planning Considering Distributed Generation

   Author : Yalin Huang; Lennart Söder; Karin Alvehag; Peiyuan Chen; KTH; []
   Keywords : Electricity distribution network; network planning; distributed generation; Electrical Engineering; Elektro- och systemteknik;

   Abstract : One of EU’s actions against climate change is to meet 20% of our energy needs from renewable resources. Given that the renewable resources are becoming more economical to extract electricity from, this will result in that more and more distributed generation (DG) will be connected to power distribution. READ MORE

7. 5. On Waveform Distortion in Modern Low-Voltage Installations with Multiple Nonlinear Devices

   Author : Tatiano Busatto; Math Bollen; Xiongfei Wang; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; power quality; power system harmonics; power electronics; nonlinear systems; Electric Power Engineering; Elkraftteknik;

   Abstract : The continuing society quest for more comfort combined with the need to minimize global environmental impacts is constantly introducing new technologies into our daily lives. Among the recent developments, the advances in energy-efficient lighting and renewable energy technologies have enabled a maturity level in cleaner electricity production and efficient use of energy. READ MORE