OSUVA - Selaus tekijän "Laaksonen, Hannu" mukaan
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A fuzzy logic control of a smart home with energy storage providing active and reactive power flexibility services
Khajeh, Hosna; Laaksonen, Hannu; Sim ̃oes, Marcelo G. (Elsevier, 09.12.2022)
articleThere is a need for enhanced flexibility to allow the high penetration of intermittent renewable power into the power system. In this way, transmission system operators (TSO) need more flexible energy resources that help ... -
A Local Capacity Market Providing Local and System-wide Flexibility Services
Khajeh, Hosna; Firoozi, Hooman; Hesamzadeh, Mohammad Reza; Laaksonen, Hannu; Shafie-Khah, Miadreza (IEEE, 31.03.2021)
articleA large amount of renewable energy sources and electric vehicles will be integrated into future electricity distribution and transmission systems. New flexibility services from distribution network are needed to manage the ... -
A Market-Based Mechanism for Local Energy Trading in Integrated Electricity-Heat Networks
Haghifam, Sara; Laaksonen, Hannu; Shafie-khah, Miadreza; Shafie-khah, Miadreza; Gazafroudi, Amin Shokri (Springer, 14.02.2023)
bookPartDue to the proliferation of power-to-X-to-power (P2X2P) conversion technologies across various energy systems, the sector-integration concept has gained considerable attention in recent years. In this context, to facilitate ... -
A New Local Market Structure for Meeting Customer-Level Flexibility Needs
Khajeh, Hosna; Firoozi, Hooman; Laaksonen, Hannu; Shafie-khah, Miadreza (IEEE, 22.09.2020)
articleFlexibility issues are the main problems arising from the high injection of renewables and distributed energy resources. In order to solve this problem, flexibility potential of distribution-located flexible energy resources ... -
A Revenue-Cost Sharing Methodology for the Peer-to-Peer Energy Trading in a Residential Community
Dadashi, Mojtaba; Haghifam, Sara; Zare, Kazem; Laaksonen, Hannu; Shafie-khah, Miadreza (IEEE, 30.11.2021)
articleGenerally, the low selling price of energy to the utility has increased local prosumers’ tendency to exchange their surplus power with their neighbors at the distribution level. Nonetheless, to this end, providing an ... -
A two-stage stochastic bilevel programming approach for offering strategy of DER aggregators in local and wholesale electricity markets
Haghifam, Sara; Dadashi, Mojtaba; Laaksonen, Hannu; Zare, Kazem; Shafie-khah, Miadreza (Institution of Engineering and Technology (IET)Wiley, 09.02.2022)
articleA two-stage stochastic programming scheme is proposed in order to evaluate the offering strategy of a distributed energy resource aggregator in both wholesale and local electricity markets and appropriately cope with ... -
Accelerated Real-Time Simulations for Testing a Reactive Power Flow Controller in Long-Term Case Studies
Sirviö, Katja H.; Mekkanen, Mike; Kauhaniemi, Kimmo; Laaksonen, Hannu; Salo, Ari; Castro, Felipe; Babazadeh, Davood (Hindawi, 05.06.2020)
articleThis paper presents the development of an accelerated real-time cosimulation and testing platform, especially for long-term simulations of power systems. The platform is planned to be utilized in the development and testing ... -
Active and reactive power requirements at DSO-TSO interface : a cases study based on four European countries
Kadam, Serdar; Schwalbe, Roman; Übermasser, Stefan; Groiß, Christoph; Einfalt, Alfred; Laaksonen, Hannu; Sirviö, Katja; Hovila, Petri; Blažič, Boštjan (International Conference and Exhibition on Electricity Distribution CIRED, 2018)
conferenceObjectThe ENTSO-E network code for demand connection sets harmonized requirements for connecting large renewable energy generation units as well as demand response facilities and furthermore reactive power limits which need to ... -
Active Building as an Electricity Network Service Provider
Firoozi, Hooman; Khajeh, Hosna; Laaksonen, Hannu; Shaterabadi, Mohammad; Vahidinasab, Vahid; Mohammadi-Ivatloo, Behnam (Springer, 07.05.2022)
bookPartA growing number of distributed generation units in power systems along with the characteristics of intermittent renewable resources have increased the` need for flexibility in electrical networks. Flexible energy resources ... -
Active network management scheme for reactive power control
Sirviö, Katja; Laaksonen, Hannu; Kauhaniemi, Kimmo (CIRED, 07.06.2018)
conferenceObjectIn the future new options to provide needed technical ancillary services locally and system-wide by distributed energy resources (DER) are needed. One ancillary service which DER could provide is the reactive power management ... -
Adaptation of DER Control Schemes and Functions During MV Network Back-up Connection
Laaksonen, Hannu; Parthasarathy, Chethan; Khajeh, Hosna; Shafie-khah, Miadreza (IEEE, 27.09.2021)
articleIn the future, active network management (ANM) and adaptive distributed energy resources (DER) control schemes will be increasingly required to fulfill growing power system resiliency and renewable generation integration ... -
Advanced islanding detection in grid interactive microgrids
Laaksonen, Hannu; Hovila, Petri; Kauhaniemi, Kimmo; Sirviö, Katja (CIRED, 07.06.2018)
conferenceObjectIn the future active network management and protectionsolutions have to enable utilization of intended islandoperation as well as active control and utilizationflexibilities during normal and islanded operation ofgrid ... -
Advanced utilization of big data for real-time monitoring and data analytics in Sundom smart grid
Hovila, Petri; Monot, Aurelien; Laaksonen, Hannu; Rita-Kasari, Matti (CIRED, 01.06.2019)
conferenceObjectModern technologies are increasingly used in many protection, control and monitoring solutions for power distribution grids. Voltage and current measurements are nowadays usually converted to digital signals, which are ... -
Aging aware adaptive control of Li-ion battery energy storage system for flexibility services provision
Parthasarathy, Chethan; Laaksonen, Hannu; Redondo-Iglesias, Eduardo; Pelissier, Serge (Elsevier, 05.12.2022)
articleBattery energy storage systems (BESSs) play a major role as flexible energy resource (FER) in active network management (ANM) schemes by bridging gaps between non-concurrent renewable energy sources (RES)-based power ... -
Aging Characteristics Consideration in Adaptive Control Design of Grid-Scale Lithium-ion battery
Parthasarathy, Chethan; Laaksonen, Hannu; Alaperä, Ilari (IEEE, 28.11.2022)
articleLithium-ion battery energy storage systems (Li-ion BESS) have been extensively used for frequency containment reserves for disturbances (FCR-D) and frequency containment reserves for normal operations (FCR-N) in Finland. ... -
An Islanding Detection Technique for Inverter-Based Distributed Generation in Microgrids
Karimi, Mazaher; Farshad, Mohammad; Hong, Qiteng; Laaksonen, Hannu; Kauhaniemi, Kimmo (MDPI, 2021)
articleThis article proposes a new passive islanding detection technique for inverter-based distributed generation (DG) in microgrids based on local synchrophasor measurements. The proposed method utilizes the voltage and current ... -
Applications of Probabilistic Forecasting in Smart Grids : A Review
Khajeh, Hosna; Laaksonen, Hannu (MDPI, 10.02.2022)
articleThis paper reviews the recent studies and works dealing with probabilistic forecasting models and their applications in smart grids. According to these studies, this paper tries to introduce a roadmap towards decision-making ... -
Autonomous soft open point control for active distribution network voltage level management
Hafezi, Hossein; Laaksonen, Hannu (IEEE, 26.08.2019)
conferenceObjectWith rapid development towards sustainable smart grids, the future electricity distribution networks should be able to host more and more distributed generation (DG) and enable also higher demand peaks e.g., due to charging ... -
Business Models for Different Future Electricity Market Players
Khajeh, Hosna; Firoozi, Hooman; Laaksonen, Hannu; Shafie-khah, Miadreza; Khan, Baseem; Mahela, Om Prakash; Padmanaban, Sanjeevikumar; Haes Alhelou, Hassan (CRC Press, 13.04.2022)
bookPartThis chapter firstly introduces the existing and newly emerged players participating in different markets and trading structures in a smart grid environment. These market players are prosumers, aggregators, virtual power ... -
Characterisation and modelling Lithium Titanate Oxide battery cell by Equivalent Circuit Modelling Technique
Parthasarathy, Chethan; Laaksonen, Hannu; Halagi, Prathamesh (IEEE, 24.02.2022)
articleLithium Titanate Oxide (L TO) battery cells have immense potential as energy storage systems in large-scale stationary grid applications due to their better cycling performance, lower self-discharge and higher safety margins ...