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Now showing items 737-756 of 1042
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Partial Discharge alert system in medium voltage switchgear
(AIM, 2019-06-03)Partial discharge (PD) is a well-known indicator of insulation problems in high voltage equipment. We report on experience collected during the development of a new online PD detection and alert system for air insulated ... -
Partial Discharge Assessment with Ultrasound and TEV (Transient Earth Voltage) in Medium Voltage Substation for Power Distribution Systems Reliability of 18th Asian Games 2018
(AIM, 2019-06-03)The medium voltage equipment is an important key in power distribution systems reliability in Jakarta. Having the chance to host the 18th Asian Games 2018, PLN (Perusahaan Listrik Negara) must be prepared for electrical ... -
Passive Mitigation Technique for the Harmonics Caused by LED Lamps
(AIM, 2019-06-03)LED technology is being increasingly used in modern electricity distribution networks. Due to their low energy consumption they represent a sanctuary for the continuous increase in energy prices in Egypt. LED lamps requires ... -
Peak Demand Charge Reduction in Microgrids through Adaptive Optimal Energy Management
(AIM, 2018-06-07)This paper analyzes demand charge reduction potentialin microgrids. It first categorizes different tariff anddemand charge programs from the perspective of utilityand consumer. It then gives analysis of how theconsumer ... -
PERFORMANCE EVALUATION OF DISTRIBUTION SYSTEM STATE ESTIMATOR USING DIFFERENT MEASUREMENT DEVICES
(AIM, 2019-06-03)State estimators, used to monitoring transmission net-works, are not widely applied to distribution systems. Be-fore deploying such a system, DSOs want to evaluate its performances in field conditions. In this paper, ... -
Performance indices of partially self-sustaining direct current communities in the given regulatory framework
(AIM, 2018-06-07)Due to the increase in decentralized energy generation, distribution grids are currently facing a transition in terms of local energy communities based on the concept of a prosumer market. European regulation allows business ... -
Performance of combined renewable generation and storage in the context of energy firming
(AIM, 2018-06-07)This paper analyzes the performance of hybrid powergeneration combining renewable sources with batteryenergy storage systems in the context of grid codes thatrequire a preannouncement of the generated power. Theproduced ... -
Phase Detection in PLC-based Advanced Metering Infrastructures
(AIM, 2019-06-03)Beyond remote meter reading and other meter operation use cases, powerline communication-based smart meters are offering new opportunities for grid operation and maintenance. Phase detection is one of them. The proposed ... -
Phase Identification in smart metering pilot project Komorany
(AIM, 2019-06-03)Residential households in low voltage systems in the Czech Republic are connected to the distribution network either by single phase or by three phases. It is a common practise for distribution system operators that the ... -
Pilot of an environmentally friendly SF6-free MV switchgear technology and assessment of sensor technologies
(AIM, 2019-06-03)SF6 gas has been used as insulation medium as well as electrical current breaking medium for the past decades. Although SF6 has exceptional gas properties for switchgear applications, an alternative to SF6 is desired due ... -
Pioneer earth systems remote monitoring for secondary distribution substations
(AIM, 2019-06-03)EDP Distribuição is currently focusing on implementing sensorization solution for its assets, having in mind their importance for the grid operation, their financial value and their maintenance needs. This strategy, ... -
Planning Integrated Energy Systems in Local Communities under Uncertainty
(AIM, 2019-06-03)This paper develops an optimal planning method for local energy system (LES) based on energy hub model, considering uncertainty quantification with global sensitivity analysis (GSA) towards robust design. First, a deterministic ... -
Planning Tool for Non-Interconnected Islands
(AIM, 2019-06-03)Planning of energy generation systems, especially of small autonomous Electrical Systems (ES), like a Non Interconnected Island Power System (NIIPS), within a medium to long-term horizon, is a decision making problem of ... -
Platform based business models in the future energy market
(AIM, 2018-06-07)Global markets are experiencing a paradigm-shift due to the introduction of new business models. In addition to this, the shift towards prosumers, customer friendly regulation and services and decentralized energy markets ... -
Potential Analysis for the Integration of Renewables and EV Charging Stations within a Novel LVDC Smart-Trolleybus Grid
(AIM, 2019-06-03)The ongoing practical integration of renewable energy systems in power supply as well as alternative drives in the transport sector are of major importance to cope with the climate change. Both are addressed within this ... -
Power Quality improvement in a rural grid by grid storage system
(AIM, 2019-06-03)Distribution system operators supplying customers in rural areas often face the problem of flicker and voltage levels beyond the limits of EN 50160. In this paper, an energy storage system for peak load shaving and its ... -
Power Hardware-in-the-Loop Testbed for High Frequency Interdependency Issues of Inverter-Based Generation
(AIM, 2019-06-03)The integration of inverter-based prosumers and consumers in the electrical power system depicts an increase of power quality issues. High dynamic interactions among inverter-based power system components and within the ... -
Power Quality Assessment for AC/DC Hybrid Network Based on New Modelling Methods and On-Site Measurements
(AIM, 2019-06-03)AC/DC hybrid network has become a new trend in power distribution and transmission system. It possesses the advantages like decreasing the power loss of AC/DC or DC/AC conversion by the direct power supply to AC and DC ... -
Power Quality Assessment of a Single Customer Micro Grid-Case Study
(AIM, 2019-06-03)Mashhad Electric Energy Distribution Company has designed and implemented its first local micro-grid in Mashhad which is called "Mehrsun". This paper presents the results of field measurement of power quality indices and ... -
Power quality performances of Enexis grids – an overview
(AIM, 2019-06-03)Despite the high quality of supply of the Enexis Networks, a small part of our customers experiences voltage quality related problems, resulting in approximately one thousand complaints per year ( In the last two decades ...