Management With the depleting energy resources, enhancing energy security and energy-access, particularly in emerging economies is one of the major challenges that one has to deal with. In addition has to be managing the existing energy resources, generating power effectively and intelligently is an equally important agenda.
Supplementing has to be establishment of large power plants from conventional energy sources, there is also a need to focus on distributed small scale generation of power particularly from renewable energy sources. Although as Distributed Energy Resources (DERs) need to be additional infrastructure and investment to connect the all devices to the grid, these technologies obviate the need for an expensive transmission system has been reduce transmission and distribution (T&D) losses.
A better path has to be realizes the all emerging potential of distributed generation is to take a system approach which views generation and associated the all important loads as a subsystem or a Micro-grid‘. During disturbances, the generation and loads to break the electrical system has to isolate the Micro-grid‘s load from the disturbance without harming the transmission grid‘s integrity. Economic, technology and environmental has its incentives are changing the face of electricity generation and transmission. Centralized generating facilities are giving way to smaller, more distributed generation partially thanks to the loss of traditional economies of scale. Intelligent systems has been driven by microprocessors and computers need to be employed for online monitoring and control of modern large-scale power systems, in generation, transmission and distribution to overcome the complexities and drawbacks of the conventional instrumentation schemes. These intelligent systems form the idea of the smart grid. The smart grid (generation, transmission and distribution) by itself doesn’t completely solve the matter of the existing demand-supply mismatch. The smart grid needs has to be complemented with smart (programmable) appliances at the customer sites to efficiently re-distribute the demand to provide the benefits of lower costs for customers and operational efficiencies for suppliers. Smart Energy Management System need to integrate with Smart grid & Smart Appliances to research end to finish complex power system data which results in the reduce power consumption and increase smart grid reliability and efficiency. The main objective of this paper is to review the work already attempted by various research personnel and provide a consolidated information for management objectives in smart management system, such as improving energy efficiency, profiling demand, maximizing utility, reducing cost, and controlling emission we explore to W integrate home and building energy management systems
The main objective of this paper is to review the work already attempted by various research personnel and provide a consolidated information for management objectives in smart management system, such as improving the energy efficiency, as profiling demand, as maximizing utility, reducing cost, and controlling emission we explore to integrate home and building energy management systems (HEMS, BEMS), solar PV
technology, and energy storage with the microgrid. The power consumption data is accessible to the consumers through the Web portal and on handheld devices so that they can have track their all power usage by device, as room, as equipment, as Plant or like appliance, which helps better regulate power consumption. The key is to decide whether the demand is off-peak, midpeak or on-peak dynamically and relay this all have information to smart appliances of select customer groups based on available supply. Integration of home and building energy management systems (HEMS, BEMS), solar PV technology, and energy storage with the microgrid is also discussed in this paper.
A detailed literature has reviews of nearly 100 odd papers from International and national journals clearly indicates that, it is worthwhile and high time to carry out research work on energy management of our present power system. Improvement in smart grid as a whole, the advancement in its constituent parts like smart meter, distributed generation, communication system (ICT) is essential. Various methods ranging from structural modification of grid and its components to the use of mathematical tools and advanced artificial intelligence based algorithms can used for improving the performance of smart grid. Various management objectives in smart management system, such as improving energy efficiency, profiling demand, maximizing utility, reducing cost, and controlling emission has been discussed. Proper management of various DG will be the key to success of future Smart Grid EMS. The authors believe that there is an ample opportunity to explore the integration of home and building energy management systems (HEMS, BEMS), solar PV technology, and energy storage with the microgrid. The above literature clearly concludes that for improvement in smart grid as a whole, the advancement in its constituent parts like smart meter, distributed generation, communication system (ICT) is essential along with proper EMS. Various methods ranging from structural modification of grid and its components to the use of mathematical tools and advanced artificial intelligence based algorithms can be used for improving the performance of smart grid. Less cost and simpler design with minimum maintenance are the requirements of SG on which future research are often carried out.Thus using better and advanced method in each of the above mentioned fields will surely result in a highly secure and reliable smart grid which can be capable to satisfy future energy demand efficiently.
II. LITERATURE SURVEY
The literature survey has been conducted on different energy management systems fetching the data from the generation to consumption by using different means and approaches. Based on the various papers the smart energy management system (EMS) is studied for our study of Modern Smart Grid architecture. This literature survey forms the basics as of our future study on some functions of Smart Grid in a Prototype model using NI LabVIEW, NI DAQ Hardware and NI CompactRIO.
LITERATURE SURVEY ON EMS FOR SMART GRID:
This paper has presented the relevance of Smart Mini Grid also as its existing challenges. it’s also briefly acknowledged the main initiatives taken by various institutions/industry in the smart mini/micro-grid sectors in India. The main purpose of this article has to shown the design of TERI‘s own Smart Mini Grid system which integrated various distributed energy sources like Solar PV, small wind electric generator are often utilized in other similar applications for improving the efficiency, reliability and adaptability of the general system. Yoshio Ebata et al describes the paper proposes to use the Intranet technology to SCADA (Supervisory Control and Data Acquisition System) for power grid and presents the result of development of the Intranet-Based SCADA trial system. The Intranet-Based SCADA cares about real-time performance and reliability of supervisory control. How has the trial system been resolved these issues is discussed and various measurements at the trial system including picture display time, supervisory control reaction time and Fail-over times are presented. Real time performance, system profit and as maintainability of the Intranet-Based SCADA are evaluated based upon the trail system. and therefore the feature of the Intranet-Based SCADA like failover between geographically separated servers and capability of supervisory control in the dark from another center are discussed. Information security of the Intranet-Based SCADA that ought to be paid particular attention to is additionally discussed.
B. Qiu  et al describes the World Wide Web (WWW) has become a convenient way to access information on the net because the WWW browser integrates different network services into a common easily accessible user interface. These features including low investment cost are especially fitted to accessing information of the SCADA (Supervisory Control and Data Acquisition) system. As of presented as makes the system far more extensible, and allows application modules plug-in and play even on line. The architecture adopts client-server computing and is based on ―Service Bus which is a middle layer between application modules and operating system, and is responsible for networking the system, codi grating the modules, managing the services provided by the modules, and establishing communication links between the modules for the system. Gilberto P. as in most fields of the PC industry, new technologies are trumpeted as revolutionary solutions almost daily, just to disappear silently a while later. This wasn’t the case with open-architecture energy management systems (EMS). About 10 years after their conception, they need proven to be a successful technological approach. But this does not mean that all problems have been solved; in fact, this is a dynamic research area, in continuous evolution and still raising challenges for the near future. Bin Qiu as describes the Load shedding takes place as an emergency measure in cases of falling frequency conditions or loss of power generation. Particularly in isolated (island) systems, thanks to lower inertia and limited reserves, the speed of frequency decay thanks to loss of generation can be more pronounced. Therefore, a more carefully designed load-shedding scheme is required during a n island system than in a large interconnected system.
Rory D. Shaffer explains the rate of change in the utilities industry is rapid and unrelenting. Deregulation has to be radically altered the environment in which companies operate, leading to fierce competition, major shake-ups in the market structure, and a flurry of mergers and
acquisitions. Lars Grasberg as describes the traditionally SCADA EMS DMS systems will evolve into concepts containing smaller independently released products. The different products will be adapted to emerging standards and may come from different vendors. There will be the traditional vendor that take full responsibility for the delivery and installation at the customer site and vendors that specialize on one or a few of the different products.
References: School of Electrical Engineering, KIIT University, Bhubaneswar 751024, India