Optical measurement of currents in power converters. Also explore the seminar topics paper on magneto optical current transformer technology moct with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or. It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above mentioned problems. Mar, 2014 download optical current transformer oct ppt for electrical engineering seminar. One of these devices is optical current transformer oct. It uses the rotation of the plane of polarization by a magnetic field exhibited in certain. Conclusion this magnetooptical current transducer eliminates many of the drawbacks of the conventional current transformers. Download the seminar report for magneto optic current. Based on the faraday effect, magnetooptical current transformers mocts provide numerous advantages as compared with conventional measuring transformers. The magneto optical current transformer is based on the faradays effect. The moct measures the electric current by means of faraday effect. Download the seminar report for magneto optic current transformer.
Moct optical current transformer system for metering 72. An optical current transformer based on anglecomparison technology had been reported and been constructed using magnetooptical materials and iron core surrounding around one currentcarrying. Most current sensor principles are based on some kind of magnetic field measurement technique. Magnetooptical sensor almost all transparent material exhibits the magnetooptical effect or faraday effect, but the effect of some of the material is very temperature dependent, and they. A fiberoptic current sensor focs is a current sensor for measuring direct current. Optical current transformer is an alternative to the existing conventional current transformers, providing an advanced measurement solution for both metering and protection applications, based on a cuttingedge patented optical sensing technology. Magneto optic current transformer full seminar reports, pdf seminar abstract, ppt.
The device developed is a magnetooptic current transducer. Also get the seminar topic paper on magnetooptical current transformer technology moct with abstract or synopsis, documentation on advantages and disadvantages, presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2016 2017. Explore magnetooptical current transformer technology moct with free download of seminar report and ppt in pdf and doc format. Moct made out of sf57 materials can achieve higher sensitivity. Moct magnetooptical current transformer seminar topics. Download optical current transformer oct ppt for electrical engineering seminar. Moct abbreviation stands for magnetic optical current transformer. Optical current transformer is an alternative to the existing conventional current transformers. Fiberoptic current and voltage sensors for highvoltage. The magneto optic current transformer moct measures the rotation angle caused by the magnetic field.
Current transducers a bulkoptics current transducer abbs first generation magnetooptic current transducer moct with more than 10 years of field experience exploits the faraday effect in a. The moct measures the electric current by means of faraday effect, which was first observed by michael faraday 150 years ago. Moct magneto optical current transformer is the property of its rightful owner. Moct principle the magneto optical current transformer is based on the faradays effect. Also explore the seminar topics paper on magnetooptical current transformer technology moct with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or. Moctprinciple the magnetooptical current transformer is based on the faradays effect.
Magneto optic current transducer consist of a sensor head located near the current carrying conductor, an electronic signal processing unit and fiber optical cables linking to these two parts. Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct current transformer. Magnetooptical current transformer technology moct posted by. Abb launches new moctp optical instrument transformer for.
Get a sample copy of the magneto optic current transformer market report 2020. Moct optical current transformer system for metering. Main advantage of an moct is that there is no need to break the conductor to enclose the optical path in the current carrying circuit and there is no electromagnetic interference. In addition to the insulation benefits, a moct is able to provide high immunity to electromagnetic interferences, wider frequency response, large dynamic range and low outputs which are compatible with. In contrast, the principle of operation of the new sensor is. Pdf error analysis of the rough model of the symmetric dual. Magnetooptical current transformer technology moct seminar.
In this paper, we described a comparison between optical current transformers and conventional current transformers. Optical current transformer market global industry analysis. Download citation on mar 1, 2017, attish jain and others published magneto optic current transformer technology moct find, read and cite all the. Pdf magneto optic current transformer technology moct. In a conventional current transformer, there is a chance of saturation of magnetic field under high current, complicated insulation and cooling structure, a chance of. Get magneto optical current transformer technology moct seminar report and ppt in pdf and doc. February 7th, 2017 by afsal meerankutty 1 comment an accurate current transducer is a key component of any power system instrumentation. Current measurement with optical current transformer. During the forecast period, north america will be closely followed by asia pacific in terms of expected demand.
A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. It uses the rotation of the plane of polarization by a magnetic field exhibited in certain glasses faraday effect. Optical current transformer oct ppt topics for seminar. Current transformer power system analysis free lecture pdf download resistance and leakage reactance of transformer or impedance of transformer power system analysis free lecture. Current transformer power system analysis free lecture pdf download resistance and leakage reactance of transformer or impedance of transformer power system analysis free lecture notes download theory of transformer on load, with resistance and leakage reactance in transformer power system analysis free pdf download. Magnetooptical current transformer of high bandwidth and. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of. An accurate electric current transducer is a key component of any power system instrumentation. Mar 25, 2012 magnetooptical sensor almost all transparent material exhibits the magnetooptical effect or faraday effect, but the effect of some of the material is very temperature dependent, and they are not suitable for the sensing material.
A current transformer transforms the current down to a reasonable level and provides an isolation barrier. In contrast, the principle of operation of the new sensor is based on the direct registration of the domain wall dw positions in an orthoferrite plate. The moct measures the electric current by means of faraday effect, which. To measure currents power stations and substations. Global magneto optic current transformer market 2019 by. In the majority of magnetooptical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. Magnetooptical current transformermoct seminar report. Magneto optic current transformer seminar report pdf. Get magnetooptical current transformer technology moct seminar report and ppt in pdf and doc. Moctmagneto optic current transformer free download as powerpoint presentation. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field when the light propagated in a piece of glass, and the rotation angle was proportional to the intensity of the magnetic field. Magneto optic current transformer linkedin slideshare.
The device developed is a magnetooptic current transducer moct. Electrooptic voltage transducers eovt it appears that the tecbnology emerged magnetooptical current transformer technology provides a solution for many of the above mentioned problems. Magneto optic current transformer market segmentation and. Oct 07, 2019 it appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. The device developed is a magneto optic current transducer moct. Optical current transducers can be divided into five main groups. Explore magneto optical current transformer technology moct with free download of seminar report and ppt in pdf and doc format. It appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. Moct measures the rotation angle of the plane polarized lights caused by the magnetic field and convert it into a signal of few volts proportional to the magnetic field.
May 29, 2011 magnetooptical current transformer technology by prasanth sun may 29, 2011 5. Contents introduction ct purpose and demerits moct principle, design, working. Optical current transformer market global industry. Magneto optic current transformer full seminar report, abstract. Moctp optical current transformer system abb ag pdf. Optical current transducers for electrical power systems. Magneto optic current transformer technology moct by. It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above. Magnetooptical current transformer technology by prasanth. Conventional current transformers becomes more and more bulky and costly. Apr 02, 2020 get a sample copy of the magneto optic current transformer market report 2020. Ppt moctmagneto optical current transformer powerpoint. Apr 09, 2020 the expresswire request now final report will add the analysis of the impact of covid19 on this industry. A current measurement technique using the magneto optic or faraday effect, has been developed, tested, and demonstrated.
Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field. Octs are based on faraday effect, interferometric principle, bragg grating and micromechanical sensors with optical readout. Study on magnetooptic balance type of optical fiber current. The abbreviation for magnetic optical current transformer is moct.
Using an optical current transformer has several advantages, e. What is the abbreviation for magnetic optical current transformer. Also explore the seminar topics paper on magnetooptical current. Also get the seminar topic paper on magnetooptical current transformer technology moct with. The mathematical light intensity models of magnetooptical current transformer are deduced based on the effects of linear birefringence and the static state operating light intensity is defined as. The moct system is suitable for outdoor application and has an accurate metering current range from less than 5 a to 3150 a using the same sensor.
Abb launches new moctp optical instrument transformer for relaying high voltage network applications. The magneto optic current transformer moct measures the rotation angle caused by. Electrooptic voltage transducers eovt it appears that the tecbnology emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. Moct block diagram applications pros and cons conclusion 3. An optical current transformer based on anglecomparison technology had been reported and been constructed using magneto optical materials and iron core surrounding around one current carrying conductor, which is wounded by coils into which the detectable current is injected. Arteche optical current transformer is presented as an alternative to current conventional current transformers, offering an advanced solution for both measuring and. Study on magnetooptic balance type of optical fiber. The global optical current transformer market can be segmented on the basis of type, voltage range and application. Introduction moctprinciple the magnetooptical current transformer is based on the faradays effect. Pdf error analysis of the rough model of the symmetric. In the following, we will consider optical current and voltage sensors that have been developed at abb and examples of their applications. Current transducers a bulkoptics current transducer. Octs based on the faraday effect interferometric principles octs based on bragg gratings micromechanical sensors with optical.
Magneto optic current transformer market 2020 by technology. Magnetic optical or faraday effect was reported by. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field when the. The seminar topic is based on magneto optical current transformer presented byaishwarya verma0902011 2. Octs based on the faraday effect interferometric principles octs based on bragg gratings micromechanical sensors with optical readout other optical current sensing principles principle of moct. Magnetooptical current transformer technology moct page link.
In the majority of magneto optical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. Also get the seminar topic paper on magneto optical current transformer technology moct with abstract or synopsis, documentation on advantages and disadvantages, presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2016 2017. Magnetooptical current transformermocttechnology provides a solution for many of the above mentioned problems. Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct. Magnetooptical current transformer technology moct. The mathematical light intensity models of magneto optical current transformer are deduced based on the effects of linear birefringence and the static state operating light intensity is defined as. Optical current transformeroct is defined as sensors that directly or indirectly use optical sensing methods to measure electric currents. The magnetooptic current transformer moct is a passive optical current transducer which uses light to accurately measure current on high voltage systems. Optical current transformers are suitable for power system protection and can replace the magnetic current transformers. Mar 17, 2014 magnetooptic current transducer moct ppt. The magnetooptical current transformer is based on the faradays effect. A current measurement technique using the magnetooptic or faraday effect, has been developed, tested, and demonstrated.
Introduction moct principle the magneto optical current transformer is based on the faradays effect. Both these market are expected to witness rich growth in the optical current transformer market, owing to the increasing demand of optical current transformer in these regions. To measure currents power stations and substations conventionally employ inductive type current. The magneto optic current transformer moct is a passive optical current transducer which uses light to accurately measure current on high voltage systems.
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