The objective of this paper is to discuss the design and implementation a multi-agent system that provides intelligence distributed smart grid - located at distribution level. A application development will be discussed involves agent specification, analysis, realization. message exchange in proposed designed compatible with an IP-based network (IP = Internet Protocol) which based on IEEE standard Foundation for Intelligent Physical Agent (FIPA). demonstrates use systems control simulated...

A home energy management (HEM) system is an integral part of a smart grid that can potentially enable demand response applications for residential customers. This paper presents intelligent HEM algorithm managing high power consumption household appliances with simulation (DR) analysis. The proposed manages loads according to their preset priority and guarantees the total below certain levels. tool developed showcase applicability in performing DR at appliance level. demonstrates be used...

As electric vehicles (EVs) take a greater share in the personal automobile market, their penetration may bring higher peak demand at distribution level. This cause potential transformer overloads, feeder congestions, and undue circuit faults. paper focuses on impact of charging EVs residential circuit. Different EV levels, types, profiles are considered. In order to minimize circuit, response strategy is proposed context smart network. DR strategy, consumers will have own choices determine...

As Plug-in Hybrid Vehicles (PHEVs) take a greater share in the personal automobile market, their penetration levels may bring potential challenges to electric utility especially at distribution level. This paper examines impact of charging PHEVs on transformer under different scenarios. The simulation results indicate that PHEV level interest, new load peaks will be created, which some cases exceed capacity. In order keep from causing harmful peaks, thus making system more secure and...

As electric vehicles (EVs) take a greater share in the personal automobile market, their penetration will cause overload conditions at distribution transformer. This paper focuses on impacts of charging EVs residential networks including The cost to accommodate large-scale EV by upgrading transformers can be prohibitive. To alleviate potential new load peaks with minimal infrastructure investments, demand response strategy is proposed as shaping tool that allows improvement transformer...

Electrical power consumption data and load profiles of major household appliances are crucial elements for demand response studies. This paper discusses selected in the U.S., including two clothes washers, dryers, air conditioners, an electric water heater, oven, a dishwasher, refrigerators. Their electrical measured one-second intervals, together with one-minute (averaged over 60 readings), provided online repository (URL: www.ari.vt.edu/research-data/). The were gathered from homes...

In order to support the growing interest in demand response (DR) modeling and analysis, there is a need for physical-based residential load models. The objective of this paper present development such models at appliance level. These include conventional controllable loads, i.e., space cooling/space heating, water heater, clothes dryer electric vehicle. Validation appliance-level carried out by comparing models' output with real electricity consumption data associated appliances. are...

A smart grid introduces new opportunities and challenges to electric power grids especially at the distribution level. Advanced metering infrastructure (AMI) information portals enable customers have access real-time electricity pricing information, thus facilitating customer participation in demand response. The objective of this paper is analyze impact time-of-use (TOU) rates on behaviors a residential community. Research findings indicate that TOU rate can be properly designed reduce peak...

Distribution voltage profiles are subjected to overvoltage limit violations from high penetration of grid-connected photovoltaic (PV) systems. Such rises seen at the point PV interconnection can be mitigated by adaptively changing active and/or reactive power injection inverter. This work proposes a local regulation technique that utilizes very short-term (15 s) forecasts circumvent imminent upper violation or an scenario. To provide these generation forecasts, hybrid forecasting method is...

Focusing on one of the most popular open source blockchain frameworks-Hyperledger Fabric, this paper evaluates impact network workload performance a platform. In particular, Hyperledger Fabric platform is evaluated in terms of: (a) throughput, i.e., successful transactions per second; (b) latency, response time transaction seconds; and (c) scalability, number participants serviceable by The results indicate that instance being implemented can support up to 100,000 selected AWS EC2 instance....

A Home Energy Management (HEM) system plays a crucial role in realizing residential Demand Response (DR) programs the smart grid environment. It provides homeowner ability to automatically perform load controls based on utility signals, customer's preference and priority. This paper presents hardware demonstration of proposed HEM for managing end-use appliances. The HEM's communication time delay control is analyzed, along with its residual energy consumption.

Our current electric power grid was built over 100 years ago based on simple demand and supply requirements. With emerging technologies, availability of small-scale distributed energy sources higher customer expectations, two-way information flow, communication architecture, as well smart sensing metering technologies are being incorporated into the grid. The objective this paper is to compare different assess their suitability for deployment serve various applications. Both wired wireless...

With the development of Internet Things (IoT) technologies, implementing intelligent controls in buildings to reduce energy consumption is becoming increasingly popular. Building climate control strong research interest due high savings potentials associated with heating, ventilation, and air-conditioning (HVAC) controls. Because operation HVAC systems directly influences occupant thermal comfort, building-specific models are needed for proper control. Such describe how indoor temperature...

The objective of this paper is to present a real-time co-simulation platform for analyzing electric power grid operation, taking into account integrated communication systems. This discusses how can be set up using OPNET and OPAL-RT as system simulators, respectively. A simplified distribution automation case study demonstrated show the used analyze performance smart operation in real-time.

Abstract This paper describes the release of detailed building operation data, including electricity consumption and indoor environmental measurements, seven-story 11,700- m 2 office located in Bangkok, Thailand. The data (kW) are that individual air conditioning units, lighting, plug loads each 33 zones building. sensor comprise temperature (°C), relative humidity (%), ambient light (lux) measurements same zones. entire datasets available at one-minute intervals for period 18 months from...

Next-generation distributed generation (DG) is poised to become a key element in our energy future. Recognizing the increased need for higher reliability system and cleaner environment, This work presents technique that helps identify impact of grid-connected DG on on-site electric power. analysis shows optimal mix at various facility outage costs with without an emission restriction. The varying grid capital units decision invest backup power discussed. break-even microturbines are also...

The electric power system is an enabling infrastructure that supports the operation of other critical infrastructures and thus economic well-being a nation. It is, therefore, very important to design for resiliency autonomous reconfigurability in grid guard against man-made natural disasters. One way assure such self-healing characteristics small subsets larger grid. This paper presents concept specialized microgrid called intelligent distributed (IDAPS). IDAPS aims at intelligently managing...

Flywheel energy storage (FES) has attracted new interest for uninterruptible power supply (UPS) applications in a facility microgrid. Due to technological advancements, the FES become promising alternative traditional battery technologies. This paper aims at developing tool demonstrate use of units securing critical loads during utility outage microgrid environment. The is modeled, simulated and evaluated MATLAB/SIMULINK® A data center used represent case study. It illustrates how an can...

A customer premises network (CPN) is a critical element to support messaging exchange among smart meters, an energy management unit, load controllers, appliances and electric vehicles in home/building environment. Smart grid applications CPN generally are driven by the need for Home/Building Energy Management Systems (HEM/BEM). Design of effective system requires selection proper communication technology. The objective this paper compare commonly used wired wireless technologies area terms...