Power quality is a worldwide issue, and keeping related standards current is a neverending task. Physical layers and management parameters for 50gbs, 200gbs, and 400gbs operation over singlemode fiber. Ieee 829 is a standard for software testing by the institute of electrical and electronics engineers ieee that specifies all the stages of software testing and documentation at each stage. The vitrek 4700 precision high voltage meter offers the highest level of. The seven types of power problems schneider electric. In general, you can find the minutes of the last meeting for each group. During manufacturing, a highvoltage motor will typically pass through more than 50 separate quality control points comprising hundreds of individual inspections. What are voltage sags, dips, swells and transients. I have bad eyes, and have trouble soldering 1206 or smaller packages, and higher rated caps always have much bigger and easier to solder packages. Ieee 1531 guide for the application and specification of harmonic filters.
Compares protective device ratings with calculated short circuit values. Ieee standard techniques for high voltage testing abstract. Iec and ieee standards for highvoltage switchgear and controlgear present situation and future evolution mumbai, january, 2008. Maintained by the high voltage testing techniques hvtt subcommittee of the power systems instrumentation and measurement psim committee referenced by all ieee power apparatus committees psim officers. In power quality voltage sags and voltage swells are occur more than other like harmonics. Ganofsky, the company is best known for developing lego racers 1999, hunter. The institute of electrical and electronics engineers standards association ieee sa is an organization within ieee that develops global standards in a broad range of industries, including. Chair, ieee high voltage testing techniques subcommittee. Advanced inverter functions to support high levels of distributed solar policy and regulatory considerations the use of advanced inverters in the design of solar photovoltaic pv systems can address some of the challenges to the integration of high levels of distributed solar generation on the electricity system. Software and hardware equipment power quality monitoring inside a transelectrica high voltage power station. The avl estorage bte is a highvoltage power supply which is designed. Measurement and electrical safety compliance testing needs. High voltage direct current hvdc smoothing reactors ieee 12772009.
Voltage sags or dips which are the same thing are brief reductions in voltage, typically lasting from a cycle to a second or so, or tens of milliseconds to hundreds of milliseconds. Emulator bte systems pcu and plcsoftware in automated tests. Concerning highvoltage switchgear, iec sc17a asked. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits. Service or ultimate short circuit current ratings for lvcb breaking capability.
An exact timestamp, detailed event profile and high resolution. After testing, the measured data are analyzed by means of wavelet analysis in. Fpga based handheld high voltage testing equipment ieee xplore. Here youll find information about all the ieee working groups. Etap electrical power system analysis software power. Reliability and power quality standards and frameworks presented by craig savage. Ieee 1531 guide for application and specification of harmonic filters. Hvs is an american video game developer based in hoffman estates, illinois.
Ieee provides a wide range of quality publications that make the exchange of technical knowledge and information possible among technology professionals. Article pdf available in ieee transactions on power delivery pp99. Longer periods of low or high voltage are referred more. The alternatives are to develop ones own software or purchase a. Reliability and power quality standards and frameworks. Ieee standard techniques for highvoltage testing abstract.
Using quality models in software package selection ieee. The first step is the definition of rated voltages and insulation levels by tc28 and tc8. Members support ieees mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world. The study of power quality, and ways to control it, is a concern for electric utilities, large industrial companies, businesses, and even home users. See how ieee sa is helping public policymakers and influencers better understand the benefits of ieee standards in its policymakers guide to ieee standards.
Power quality pq is a term that refers to maintaining the near sinusoidal waveform of power distribution bus voltages and currents at. Metaloxide surge arresters mosas designed to repeatedly limit the voltage surges on 48 hz to 62 hz power circuits by passing surge discharge current and automatically limiting the flow of system power current are addressed in this standard. Surge protective devices committee seventeen subcommittee links can be found at the subcommittee pages link ieee. Institute of electrical and electronics engineers wikipedia. Iec and ieee standards for highvoltage switchgear and. It was formed in 1963 from the amalgamation of the american institute of electrical engineers and the institute of radio engineers.
In this paper, an industrial computer control system of high voltage testing. Ieee standards association with collaborative thought leaders in more than 160 countries, ieee sa is a leading consensusbuilding organization that enables the creation and expansion of international markets, and helps protect health and public safety. For iec low voltage is less than v and high voltage is above v. Metadata management industry consortium on learning engineering explore industry connections program.
However, it does not include momentary disturbances, which may be the result of, but not limited to, utility. Jul 26, 2016 ieee 829 is a standard for software testing by the institute of electrical and electronics engineers ieee that specifies all the stages of software testing and documentation at each stage. This section provides the accepted ieee definition of each power quality term and a brief description of how it is. Ieee 829 is also known as the ieee standard for software and system test documentation. Ieee 1433 standard glossary of power quality terminology.
The hardware structure is presented and the software is programmed in this paper. Then there were a couple of presentations by others, each of which was a case study of a hardware failure and its resolution. Ieee recommended practice for monitoring electric power quality 12502011, ieee guide for identifying and improving voltage quality in power systems. Short circuit calculation iec 60909 fault analysis. Userdefinable rx adjustment methods for ip method a, b, or c. Power quality is the concept of powering and grounding sensitive equipment in a matter that is suitable to the operation of that equipment. Automated hardwareintheloop testing for high voltagepower. Iec 62475 highcurrent test techniques definitions and requirements for. The specially designed insulation system used on kato generators guarantees high opposition to chemicals and moisture in hostile environments, and long generator life.
The institute of electrical and electronics engineers standards association ieeesa is an organization within ieee that develops global standards in a broad range of industries, including. An overview of ieee software engineering standards and. Use a power quality meter to gather a full record of voltage dips, swells or transients. It is only through the use of standards that the requirements of interconnectivity and interoperability can be assured. Recent important changes in ieee motor and generator winding insulation diagnostic testing standards. Highvoltage direct current hvdc smoothing reactors ieee 12772009. The definition says nothing about primary or secondary. Delivering full text access to the worlds highest quality technical literature in engineering and technology. Electrical appliances that operate at high voltages require customized tests based on the.
With recent advances in computer software and hardware for. These models can be used to describe the quality factors of software packages uniformly and. Electromagnetic compatibility is the ability of an. Ieee standard for software quality assurance plans ieee. Ieee std 11001999 recommended practice for powering and.
Ieee 829 defines the standards for software analysis and citations. After the presentations, we were split into a few groups. It is recommended that the overshoot during impulse tests be less than 5%. Power quality improvement in electrical distribution network. Etap electrical engineering software offers the best and most comprehensive suite of integrated power system enterprise solution. A draft standard glossary of power quality terminology prepared by the working group on power quality definitions. This standard establishes standard methods to measure high voltage and basic testing techniques, so far as they are generally applicable, to all types of apparatus for alternating voltages, direct voltages, lightning impulse voltags, switching impulse voltages, and impulse currents. It is directed toward the development and maintenance of. A draft standard glossary of power quality terminology ieee. Use a powerquality meter to gather a full record of voltage dips, swells or transients. The voltage that appears across the terminals of an arrester during the passage of discharge current. Croll 2 objectives l provide an introduction to the ieee software engineering standards committee sesc l provide an overview of the current state and future direction of ieee software engineering standards and knowledge.
Pdf hardware designed for use on high voltage transmission lines must be designed to be free of corona. As standards are globally adopted and applied in many markets, they also fuel international trade. Standards also make it easier to understand and compare competing products. One of the most important developments in the power quality arena is the increased emphasis on coordinating ieee standards with international standards developed by the international electrotechnical committee iec. Asq section 509 ssig meeting, 8 november 2000 paul r.
Electrical safety compliance testing equipment, measurement. Ieee xplore digital library ieee websites place cookies. Voltage swells are brief increases in voltage over the same time range. Ieee xplore digital library ieee websites place cookies on your device to give you the best user experience. Ieee standard techniques for highvoltage testing ieee std. The intention of this paper is to understand the power quality phenomena in distribution. Highquality meters provide an exact timestamp, detailed event profile and highresolution waveform capture that correlate the event to a machine state and the root cause of machine problems.
Ieee in most cases overshoot or oscillations can be limited to 5% of the peak voltage. It typically takes years to push changes through the process. High quality meters provide an exact timestamp, detailed event profile and high resolution waveform capture that correlate the event to a machine state and the root cause of machine problems. The results of these tests are fed back into the engineering tools i. The institute of electrical and electronics engineers ieee is a professional association for electronic engineering and electrical engineering and associated disciplines with its corporate office in new york city and its operations center in piscataway, new jersey. Electrical safety, power quality, electrical analysis and osha and nfpa 70e training conducted by qualified engineers who perform thousands of power systems, power quality and arc flash analyses each year, as well as sit on ieee and other industry boards to. In some cases higher limits may have to be tolerated, but in all cases the overshoot or oscillation shall be limited to 10%. Members support ieee s mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world. Voltage unbalance or imbalance is defined by ieee as the ratio of the negative or zero sequence component to the positive sequence compo.
This is an unapproved ieee standards draft, subject to change. Guide for applying harmonic limits on power systems. Secretary, ieee high voltage testing techniques subcommittee 2014 pes panel session discussions on ieee std. Chair, ieee high voltage testing techniques subcommittee fall 2016 ieee switchgear committee meeting october 9, pittsburgh, pa 1 ieee standard for highvoltage testing techniques. During manufacturing, a high voltage motor will typically pass through more than 50 separate quality control points comprising hundreds of individual inspections. This standard establishes standard methods to measure highvoltage and basic testing techniques, so far as they are generally applicable, to all types of apparatus for alternating voltages, direct voltages, lightning impulse voltags, switching impulse voltages, and impulse currents. Voltage fluctuations and flicker voltage fluctuations are described by ieee as systematic variations of the voltage waveform envelope, or a series of random voltage chang. High voltage testing techniques 1 ieee standard for high voltage testing techniques. For instance, in the us there is not a consensus among, nec, ieee, utilities and consumers. Even though every voltage class has their particularity and historical development, the voltage level classification is entirely arbitrarily. The ieee reliability society joint section chapter. In testing leakage current in the laboratory, current and voltage changes in input.
488 609 1117 1507 852 1102 1067 713 482 242 825 611 1026 28 890 1567 1551 1063 319 916 561 603 1128 399 538 317 1242 1281 882 1264 1490 1183 1307 414 1428 883 268 800 347 101