safe operation of a smart power system

Within a substation control network, it is common to find commercial telephone lines as well as wireless, microwave, optical fiber, and Internet connections. Overall, smart power systems add monitoring, analysis, control, and communication capabilities to maximize the throughput of your system while reducing energy consumption. Smart meters, however, are extremely attractive targets for exploitation, since vulnerabilities can be easily monetized through manipulated energy costs and measurement readings. Authored by Robert Cordeiro, Technical Director at TSG Security. While smart power systems may increase upfront cost slightly, they provide tremendous value in active supervision of power failures, smart battery charging to extend life, and power condition monitoring and reporting. }); Cyberthreat evolution (source: EPRI). NY, hitObject = arguments[1]; Moreover, cyber, communication, and control layers add new benefits only if they are designed correctly and securely. [5], SAFETY OF UTILITY-OWNED SMART-GRID EQUIPMENT, As is the case today, we would expect safety of utility-owned smart-grid equipment located within the power generation or transmission circuits, up to and including the service conductors to the customers buildings to continue to be evaluated for safety in accordance with basic utility-safety standards or Codes. They incorporated a sensor network into the new I-35W bridge (at less than 0.5% of total cost) that provides full -situational awareness of stressors, fatigue, material, and chemical changes, so as to measure and understand the precursors to failure and to enable proactive and corrective actions. An additional defense mechanism is the use of deception. a fiber optic router); Smart distribution boards and circuit breakers integrated with home control and demand response (behind the meter from a utility . width: 1em !important; 93, no. Secure and reliable operation of the electric system is fundamental to national and international economic systems, security, and quality of life. 166 Smart Grid Safety and Security: Educational and Research Activities Disturbances in smart grid operation can originate from natural disasters, failures, human factors, terrorism, and so on. A pay-for-use charging station might involve the following technologies: Higher Overvoltage Category for Information Technology in Charging Station. Information security frameworks for electric power utilities have also been developed by the International Council on Large Electric Systems (CIGRE). function mapArgs(args) { Call twitch soundtrack search. In addition to the physical threats to such centers and the communication links that flow in and out of them, one must be concerned about two other factors: the reliability of the operators within the centers and the possibility that insecure code has been added to a program in a center computer. As these separate technologies become merged, much of the safety considerations will have to be merged and reconciled as well, particularly at interfaces. According to IEC 62368-1, Annex I (also IEC 60950-1, Annex Z), electricity meters and communications ITE for remote electricity metering are considered to be examples of Overvoltage Category IV equipment, or equipment that will be connected to the point where the mains supply enters the building. This article is a survey of smart grid literature till 2011 on the enabling technologies for the smart grid. As an increasing amount of electricity is generated from distributed renewable sources, the problem will only be exacerbated; the U.S. Department of Energy (DOE) has concluded that generating 20% of all electricity with land-based wind installations will require at least 20,000 square miles. Furthermore, IEC 62368-1, the new international hazard-based safety engineering standard for audio/video, information and communication technology is well-suited for use in this modular-safety approach. Either software patching or the ability to rapidly identify and isolate the exploited systems must be enabled in order to minimize downtime. 'page': 'page_path', }; Local power generation systems, such as photovoltaic systems, generators, fuel-cell systems, and the like, for which the smart grid will permit the sale of power back to the utility, involve the following safety concerns: The frequency of the locally-generated power has to be synchronized with that of the main grid. While highlighting topics including cybersecurity, smart grid, and wide area . 'eventAction': 'event_action', 'eventLabel': arguments[4], Electric power utilities also typically own and operate at least certain portions of their own telecommunications systems, which often consist of a backbone of fiber optic or microwave links connecting major substations with spurs to smaller sites. 'timing_complete' : hitObject.eventAction; digital control of the energy infrastructure, integrated energy, information, and communications for the end user, transformation of the meter into a secure, two-way energy and information portal. if (typeof arguments[2] === 'object') { The secure and efficient power system operation relays on the data assessment and state estimation. It uses the form of energy (like coal and diesel) and converts it into electrical energy. 'value': arguments[5] ? Accounting for all critical assets includes thousands of transformers, line reactors, series capacitors, and transmission lines. We introduce the fault detection and bad values of traditional power system state estimation method . Smart and Safe Power Alarm System . The internet took thirteenth place on this list, highways were ranked eleventh, but sitting at the top of the list as the most important engineering achievement of the 20th century was the development of the present electric power grid. height: 1em !important; Protecting all these diverse and widely dispersed assets is impractical. It is not yet known what the smart-grid killer app is going to be, but like pre-season predictions of who is going to win the Super Bowl or the World Cup, some think that it is going to be plug-in hybrid electric vehicles (PHEVs) and possibly full electric vehicles (EVs). Associate Professor, Stanford University - Cited by 9,074 - Energy systems - smart grid - power systems - energy data analytics - smart transportation & sensor networks . __gaTracker.create = newtracker; 'eventAction': arguments[3], (2)A safety monitoring method of power terminal based on power consumption information of power terminal is proposed, which monitors the power consumption information of side channel of power terminal in a nonintrusive way and maps the power consumption of power terminal equipment to its operation status. Send us a message if youre interested in learning more about a smart power system. Our smart power system provider of choice, LifeSafety Power, lets end-users monitor power consumption for security systems proactively, spotting and reporting outages and other problems before they occur. } 1/10/2023 - 3/11/2023extensioncanvas.ucsd.eduYou will have access to your course materials on the published start date OR 1 business day after your enrollment is confirmed if you enroll on or after the published start date. Additional consideration must also be given to the cost and impact the security features will have on AMI system operations. var args = Array.prototype.slice.call(arguments); :where(.wp-block-columns.is-layout-flex){gap: 2em;} Power-monitoring equipment is listed as examples of Category III equipment, or equipment that will be an integral part of the building wiring. Locally-generated electrical energy, such as that from photovoltaic systems, needs to be stored during accumulation cycles for use during peak demand cycles. Power Systems Dr. Hamed Mohsenian-Rad Communications and Control in Smart Grid Texas Tech University 2 The Four Main Elements in Power Systems: Power Production / Generation Power Transmission Power Distribution Power Consumption / Load Of course, we also need monitoring and control systems. if (typeof arguments[5] === 'object') { Advanced metering infrastructure (of which smart meters are a generic name for any utility side device even if it is more capable e.g. __gaTracker.loaded = true; Now as part of smart grid and green-power initiatives, you can expect to see such systems in residential locations where anyone might have access. Besides, an. A 2008 survey by the Computer Security Institute and the U.S. Federal Bureau of Investigation of data compiled from 522 computer security practitioners and senior executives of U.S. corporations, government agencies, financial and medical institutions, and universities reported that within a 12-month period, 59% of the respondents experienced an attack from a virus, 29% reported unauthorized use of computer services, and 44% reported insider abuse. } Articles 1-20. hit[arg] = args[arg]; function __gtagTracker() { Their latest technology also allows for remote maintenance of the system, eliminating the need for costly and time-consuming on-site servicing. Battery technologies such as lithium ion or valve-regulated lead acid batteries are the most likely present technologies to be used, though advanced batteries such as sodium batteries may be considered. The potential exists to create an electricity system that provides the same efficiency, precision, and interconnectivity as the billions of microprocessors that it will power. var len = arguments.length; Three of the dissimulation techniques described are: Likewise, three of the simulation techniques described are: Deception will need to play a key role in smart grid defense mechanisms. })(); IEC 60950-1, Edition 2.0, 2005-12, Information Technology Equipment Safety- Part 1: General Requirements, International Electrotechnical Commission. Safe operating methods can be defined as documented guidelines for tasks and procedures that outline the preferred and safest methods of performing a task in a standardized way. var exactmetrics_frontend = {"js_events_tracking":"true","download_extensions":"zip,mp3,mpeg,pdf,docx,pptx,xlsx,rar","inbound_paths":"[{\"path\":\"\\\/go\\\/\",\"label\":\"affiliate\"},{\"path\":\"\\\/recommend\\\/\",\"label\":\"affiliate\"}]","home_url":"https:\/\/magazine.ieee-pes.org","hash_tracking":"false","ua":"UA-3983727-10","v4_id":""};/* ]]> */ window.addEventListener("load", function(){ function __gtagTrackerIsOptedOut() { window.dataLayer = window.dataLayer || []; } In addition, examples of some likely smart-grid applications and the safety considerations that would need to be addressed are discussed. Smart Substations: substations are included monitoring and control non-critical and critical operational data such as power status, power factor performance, breaker, security, transformer status, etc. vertical-align: -0.1em !important; 2004. } box-shadow: none !important; /* https://developers.google.com/analytics/devguides/collection/analyticsjs/ */ [2]. In many cases, even in situations where there is a battery backup, these devices are not properly supervised or maintained of which can result in doors that are unable to be locked or unlocked in the event of a power outage. return; As plug-in electric vehicles replace gasoline-only burning vehicles on the market, parking lots will need to be equipped with outdoor charging stations. 2011. This state-of-the-art safety standard classifies energy sources, prescribes safeguards against those energy sources, and provides guidance on the application of, and requirements for those safeguards. History of Evolution This system is an intelligent residual current fire monitoring detector. It provides utilities with the ability to detect problems on their systems and operate them more efficiently. In some cases, new insight may have to be given to safety that was not necessary in the past. A Standard/Safe Operating Procedure (SOP) allows workers to perform their job in a consistently safe manner. (a.addEventListener("DOMContentLoaded",n,!1),e.addEventListener("load",n,!1)):(e.attachEvent("onload",n),a.attachEvent("onreadystatechange",function(){"complete"===a.readyState&&t.readyCallback()})),(e=t.source||{}).concatemoji?c(e.concatemoji):e.wpemoji&&e.twemoji&&(c(e.twemoji),c(e.wpemoji)))}(window,document,window._wpemojiSettings); return null; J. Clemente, The security vulnerabilities of smart grid, J. Currently, there are very few automatic railway crossing systems available . The adjunct to the magazine is the monthly PES eNews Update. Moreover, numerous types of communication media and protocols are used in the communication and control of power systems. 624631. A smart grid is an electrical grid which includes a variety of operation and energy measures including: . Electrical Engineering questions and answers Investigate the safe operation of a smart power system Question: Investigate the safe operation of a smart power system This question hasn't been solved yet Ask an expert Investigate the safe operation of a smart power system Expert Answer Previous question Next question COMPANY About Chegg if (parameters.send_to) { args.unshift('send'); sensing, communication, data management, and mathematical and theoretical foundations to support a better, faster, and higher-confidence understanding of what is going on, leading to improved state and topology estimation and fast look-ahead simulation. }; The smart grid promises to bring on a new age of distributing electricity in more efficient and greener ways, while enabling the developing of new ways to efficiently utilize and control power. var hitConverted, hitObject = false, action; Finally, no matter how many layers of security or how much sophistication is used in defense mechanisms, it is essential that the industry hire qualified people. Ultraflex SmartPower Compac Systems are a breakthrough innovation in induction heating technology, featuring the Direct Digital Step control algorithm and a unique configurable modular approach. for (var index = 0; index < disableStrs.length; index++) { The potential ramifications of network failures have never been greater, as the transportation, telecommunications, oil and gas, banking and finance, and other infrastructures depend on the continental power grid to energize and control their operations. if (hitObject) { } In the smart grid (SG), energy management guarantees supply and demand balance while adhering to all system restrictions for cost-effective, dependable, and safe electrical system operation [4-7]. return; Within the context of smart grids, there are different kinds of supporting technologies, such as smart meters that can help monitor energy consumption and promote more effective distribution.[1]. Mr. Gies has become a leading subject matter expert for his company in the field of global product safety compliance, working primarily with Alcatel-Lucents wireless base station equipment. overall systems science and dynamics (including infrastructure, ecology and environment, markets, and data-driven policy designs). 'developer_id.dNDMyYj': true, In this paper, three major systems are explored namely the smart infrastructure. It can jump-start stagnated economies, and can fundamentally change the way power is delivered to consumers of electricity worldwide. The Smart Grid: An Introduction, prepared for the U.S. Department of Energy by Litos Strategic Communications under contract No. covers a wide range of topics from fundamentals, and modelling and simulation aspects of traditional and smart power systems to grid integration of renewables; Micro Grids; challenges in planning and operation of a smart power system; risks, security, and stability in smart operation of a power system; and applied research in energy storage. For the near term, we would expect to use IEC 60950-1 to evaluate smart grid equipment with communication and information technology circuitry for safety, as well as the required protection and separation from other circuits that they require. This would require the highest levels of guarding against intentional access to hazardous voltages. try { But these systems are also used by people who live near the grid and wish to obtain independence from the power provider or demonstrate a commitment to non . These ESSs can be used for any power ow system in a variety of ways, such as providing services for renewable power smoothing, peak demand shaving, frequency regulation, etc. 'timingCategory': 'event_category', The end vision of the smart grid consists of a highly developed electrical platform that engages consumers, enhances efficiency, ensures reliability, and enables integration of renewable energy and electric transportation. function __gtagDataLayer() { Case 3: The smart grid with the adopted LPC can be seen as an active smart grid system; the active smart grid is reconstituted in order to minimize distribution losses in real time. This course provides best practices of modern distribution power systems. Information technology equipment, on the other hand, is generally utilized in Overvoltage Category II environments, or connected to outlets on branch circuits a safe distance away from the service equipment. } S. M. Amin, Energy infrastructure defense systems, Proc. return new Tracker(); Smart GridSafe, Secure, Self-Healing | IEEE Power & Energy Magazine Residual C urrent E lectrical F ire M onitoring D etector. } Why? var pes_sso_base_url = "https:\/\/securesso.ieee.org\/ieeevendorsso\/"; Figure 2. __gtagTrackerOptout(); Smart grid technology can be viewed as a merging of power systems, information technology, telecommunications, switchgear, and local power generation, along with other fields that were once electrical technologies of separated industries. It enables candidates to perform advanced HV switching operations on industrial HV networks up to and including 33kV (please see course dates for further info). Safe Operation of Photovoltaic Systems with High-Voltage Isolation Amplifiers Protecting Personnel and Equipment For solar plant operators the challenge is finding the perfect balance between achieving the highest possible energy yield at the lowest cost but without compromising safety, reliability and efficiency. The solid line shows the bounding values for DC . The threats posed by insiders are real, as is the risk of a Trojan horse embedded in the software of one of more of the control centers. window.cookieconsent.initialise(json) Rochester, The report concluded: Terrorists could emulate acts of sabotage in several other countries and destroy critical [power system] components, incapacitating large segments of a transmission network for months. 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Information security frameworks for electric power utilities have also been developed by the international Council on Large electric systems CIGRE... And bad values of traditional power system safety that was not necessary in the past crossing! Estimation method Robert Cordeiro, Technical Director at TSG security, and of. / [ 2 ] accumulation cycles for use during peak demand cycles: Higher Overvoltage Category for Technology... Practices of modern distribution power systems Procedure ( SOP ) allows workers perform. To national and international economic systems, Proc the ability to detect on...

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