Compares protective device ratings with calculated short circuit values. The avl estorage bte is a highvoltage power supply which is designed. Reliability and power quality standards and frameworks. Iec and ieee standards for highvoltage switchgear and controlgear present situation and future evolution mumbai, january, 2008. Electrical appliances that operate at high voltages require customized tests based on the.
An exact timestamp, detailed event profile and high resolution. An overview of ieee software engineering standards and. Iec 62475 highcurrent test techniques definitions and requirements for. Longer periods of low or high voltage are referred more. High voltage testing techniques 1 ieee standard for high voltage testing techniques. Even though every voltage class has their particularity and historical development, the voltage level classification is entirely arbitrarily. 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. These models can be used to describe the quality factors of software packages uniformly and. It was formed in 1963 from the amalgamation of the american institute of electrical engineers and the institute of radio engineers. In general, you can find the minutes of the last meeting for each group. Physical layers and management parameters for 50gbs, 200gbs, and 400gbs operation over singlemode fiber. During manufacturing, a high voltage motor will typically pass through more than 50 separate quality control points comprising hundreds of individual inspections.
Using quality models in software package selection ieee. A draft standard glossary of power quality terminology prepared by the working group on power quality definitions. Iec and ieee standards for highvoltage switchgear and. Concerning highvoltage switchgear, iec sc17a asked. 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. During manufacturing, a highvoltage motor will typically pass through more than 50 separate quality control points comprising hundreds of individual inspections. The results of these tests are fed back into the engineering tools i. After the presentations, we were split into a few groups. What are voltage sags, dips, swells and transients. Ieee 1531 guide for the application and specification of harmonic filters. Recent important changes in ieee motor and generator winding insulation diagnostic testing standards. The ieee reliability society joint section chapter. Use a powerquality meter to gather a full record of voltage dips, swells or transients. Ieee standard techniques for highvoltage testing abstract.
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. Service or ultimate short circuit current ratings for lvcb breaking capability. Ieee 1433 standard glossary of power quality terminology. Fpga based handheld high voltage testing equipment ieee xplore. In testing leakage current in the laboratory, current and voltage changes in input. This introduction is not a part of ieee std 7301998, ieee standard for software quality assurance plans. Chair, ieee high voltage testing techniques subcommittee fall 2016 ieee switchgear committee meeting october 9, pittsburgh, pa 1 ieee standard for highvoltage testing techniques. Etap electrical power system analysis software power. 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. Ieee standard techniques for high voltage testing abstract. Guide for applying harmonic limits on power systems.
Ieee provides a wide range of quality publications that make the exchange of technical knowledge and information possible among technology professionals. Measurement and electrical safety compliance testing needs. It is directed toward the development and maintenance of. Surge protective devices committee seventeen subcommittee links can be found at the subcommittee pages link ieee. A discussion, power system instrumentation and measurements committee, a. Ganofsky, the company is best known for developing lego racers 1999, hunter. Highvoltage testing techniques 1 ieee standard for highvoltage. High voltage direct current hvdc smoothing reactors ieee 12772009. Power quality is the concept of powering and grounding sensitive equipment in a matter that is suitable to the operation of that equipment. Emulator bte systems pcu and plcsoftware in automated tests. 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.
The intention of this paper is to understand the power quality phenomena in distribution. 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. In some cases higher limits may have to be tolerated, but in all cases the overshoot or oscillation shall be limited to 10%. 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. This is an unapproved ieee standards draft, subject to change. Voltage swells are brief increases in voltage over the same time range. 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 help develop safety standards. Delivering full text access to the worlds highest quality technical literature in engineering and technology. The first step is the definition of rated voltages and insulation levels by tc28 and tc8. The seven types of power problems schneider electric. Then there were a couple of presentations by others, each of which was a case study of a hardware failure and its resolution. Secretary, ieee high voltage testing techniques subcommittee 2014 pes panel session discussions on ieee std. It is recommended that the overshoot during impulse tests be less than 5%.
Ieee xplore digital library ieee websites place cookies. Standards also make it easier to understand and compare competing products. For instance, in the us there is not a consensus among, nec, ieee, utilities and consumers. Ieee standard techniques for highvoltage testing ieee std. Ieee in most cases overshoot or oscillations can be limited to 5% of the peak voltage. After testing, the measured data are analyzed by means of wavelet analysis in. Electrical safety compliance testing equipment, measurement. The definition says nothing about primary or secondary.
It typically takes years to push changes through the process. An exact timestamp, detailed event profile and highresolution. Power quality, voltage quality 2 the ieee definition of power quality. Power quality is a worldwide issue, and keeping related standards current is a neverending task. 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. Article pdf available in ieee transactions on power delivery pp99. With recent advances in computer software and hardware for.
Userdefinable rx adjustment methods for ip method a, b, or c. Electromagnetic compatibility is the ability of an. Short circuit calculation iec 60909 fault analysis. 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. This standard assists in the preparation and content of software quality assurance plans and provides a standard against which such plans can be prepared and assessed. Highvoltage direct current hvdc smoothing reactors ieee 12772009. However, it does not include momentary disturbances, which may be the result of, but not limited to, utility. Ieee std 11001999 recommended practice for powering and. Hvs is an american video game developer based in hoffman estates, illinois. For iec low voltage is less than v and high voltage is above v. As standards are globally adopted and applied in many markets, they also fuel international trade. 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. Chair, ieee high voltage testing techniques subcommittee.
The voltage that appears across the terminals of an arrester during the passage of discharge current. Ieee recommended practice for monitoring electric power quality 12502011, ieee guide for identifying and improving voltage quality in power systems. Institute of electrical and electronics engineers wikipedia. 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. Ieee in computing is widely popular for the development of standards for computer networking and its suite of services. 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.
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. Software and hardware equipment power quality monitoring inside a transelectrica high voltage power station. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits. Ieee develops many different standards, such as ieee 802 and ieee 802. Pdf hardware designed for use on high voltage transmission lines must be designed to be free of corona. The vitrek 4700 precision high voltage meter offers the highest level of. Power quality pq is a term that refers to maintaining the near sinusoidal waveform of power distribution bus voltages and currents at. 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. See how ieee sa is helping public policymakers and influencers better understand the benefits of ieee standards in its policymakers guide to ieee standards. Use a power quality meter to gather a full record of voltage dips, swells or transients. 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. 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. In power quality voltage sags and voltage swells are occur more than other like harmonics. Here youll find information about all the ieee working groups.
Kato engineering high voltage generators range from 6000 15,000 v. 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. Metadata management industry consortium on learning engineering explore industry connections program. 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. Ieee 829 defines the standards for software analysis and citations. Automated hardwareintheloop testing for high voltagepower. In this paper, an industrial computer control system of high voltage testing. The specially designed insulation system used on kato generators guarantees high opposition to chemicals and moisture in hostile environments, and long generator life. 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. Reliability and power quality standards and frameworks presented by craig savage. 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. Etap electrical engineering software offers the best and most comprehensive suite of integrated power system enterprise solution. Asq section 509 ssig meeting, 8 november 2000 paul r. It is only through the use of standards that the requirements of interconnectivity and interoperability can be assured.
Ieee 829 is also known as the ieee standard for software and system test documentation. This section provides the accepted ieee definition of each power quality term and a brief description of how it is. Power quality improvement in electrical distribution network. Pes past award recipients ieee power and energy society. 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. A draft standard glossary of power quality terminology ieee. The hardware structure is presented and the software is programmed in this paper. The alternatives are to develop ones own software or purchase a. Voltage unbalance or imbalance is defined by ieee as the ratio of the negative or zero sequence component to the positive sequence compo. Ieee 1531 guide for application and specification of harmonic filters. Ieee standard for software quality assurance plans ieee.
398 215 370 782 780 242 926 844 1174 1487 1336 1369 632 1451 833 1273 1293 730 283 789 1013 125 631 331 346 1249 577 722 200 571 932