Get magneto optical current transformer technology moct seminar report and ppt in pdf and doc. Magnetic optical or faraday effect was reported by. The moct measures the electric current by means of faraday effect. Explore magneto optical current transformer technology moct with free download of seminar report and ppt in pdf and doc format.
Moctprinciple the magnetooptical current transformer is based on the faradays effect. Octs are based on faraday effect, interferometric principle, bragg grating and micromechanical sensors with optical readout. Magnetooptical current transformer technology moct. The global optical current transformer market can be segmented on the basis of type, voltage range and application. 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. Magnetooptical current transformer technology moct seminar. It uses the rotation of the plane of polarization by a magnetic field exhibited in certain. Magneto optic current transformer linkedin slideshare. Magneto optic current transformer market segmentation and.
Magnetooptical current transformer of high bandwidth and. It appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. 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. Introduction moctprinciple the magnetooptical current transformer is based on the faradays effect. Based on the faraday effect, magnetooptical current transformers mocts provide numerous advantages as compared with conventional measuring transformers.
Optical current transducers can be divided into five main groups. An accurate electric current transducer is a key component of any power system instrumentation. The magneto optical current transformer is based on the faradays effect. The magnetooptic current transformer moct is a passive optical current transducer which uses light to accurately measure current on high voltage systems.
Optical current transducers for electrical power systems. Optical current transformer is an alternative to the existing conventional current transformers. Moct magnetoopticcurrenttransformer linkedin slideshare. The device developed is a magnetooptic current transducer. The magneto optic current transformer moct measures the rotation angle caused by.
Download optical current transformer oct ppt for electrical engineering seminar. 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. In the following, we will consider optical current and voltage sensors that have been developed at abb and examples of their applications. Optical current transformeroct is defined as sensors that directly or indirectly use optical sensing methods to measure electric currents. Study on magnetooptic balance type of optical fiber. Contents introduction ct purpose and demerits moct principle, design, working. The abbreviation for magnetic optical current transformer is moct. Magneto optic current transformer full seminar report, abstract. Magneto optic current transformer market 2020 by technology. Magnetooptical current transformer technology by prasanth. Moct abbreviation stands for magnetic optical current transformer. Current transducers a bulkoptics current transducer. To measure currents power stations and substations conventionally employ inductive type current. 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.
Most current sensor principles are based on some kind of magnetic field measurement technique. Moct optical current transformer system for metering. 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. Optical current transformers are suitable for power system protection and can replace the magnetic current transformers. Get a sample copy of the magneto optic current transformer market report 2020. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of. 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. 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. Optical current transformer market global industry. Magneto optic current transformer technology moct by. Magneto optic current transformer seminar report pdf.
Pdf error analysis of the rough model of the symmetric dual. Current measurement with optical current transformer. By using a singleended optical fiber around the current conductor that utilizes the magnetooptic effect faraday. Magnetooptical current transformer technology moct posted by. In this paper, we described a comparison between optical current transformers and conventional current transformers. Magnetooptical current transformermoct seminar report. Ppt moctmagneto optical current transformer powerpoint. An optical current transformer based on anglecomparison technology had been reported and been constructed using magnetooptical materials and iron core surrounding around one currentcarrying.
It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above mentioned problems. One of these devices is optical current transformer oct. 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. A current measurement technique using the magneto optic or faraday effect, has been developed, tested, and demonstrated. Moct magneto optical current transformer is the property of its rightful owner. It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above. Mar 17, 2014 magnetooptic current transducer moct ppt.
Moct magnetooptical current transformer seminar topics. A fiberoptic current sensor focs is a current sensor for measuring direct current. The magnetooptical current transformer is based on the faradays effect. Magneto optic current transformer full seminar reports, pdf seminar abstract, ppt. 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. 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. Also get the seminar topic paper on magnetooptical current transformer technology moct with. Oct 07, 2019 it appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. Also explore the seminar topics paper on magnetooptical current. Explore magnetooptical current transformer technology moct with free download of seminar report and ppt in pdf and doc format. 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. Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct.
In the majority of magnetooptical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. The moct measures the electric current by means of faraday effect, which was first observed by michael faraday 150 years ago. 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. Mar, 2014 download optical current transformer oct ppt for electrical engineering seminar. A current transformer transforms the current down to a reasonable level and provides an isolation barrier. 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. To measure currents power stations and substations. Current transformer power system analysis free lecture pdf download resistance and leakage reactance of transformer or impedance of transformer power system analysis free lecture.
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. Fiberoptic current and voltage sensors for highvoltage. 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. Optical current transformer oct ppt topics for seminar. 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 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. Pdf magneto optic current transformer technology moct. If so, share your ppt presentation slides online with. Download the seminar report for magneto optic current. Download citation on mar 1, 2017, attish jain and others published magneto optic current transformer technology moct find, read and cite all the. 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.
In contrast, the principle of operation of the new sensor is. Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct current transformer. Moctp optical current transformer system abb ag pdf. The moct measures the electric current by means of faraday effect, which. The device developed is a magnetooptic current transducer moct. Conclusion this magnetooptical current transducer eliminates many of the drawbacks of the conventional current transformers.
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. Optical current transformer market global industry analysis. Apr 02, 2020 get a sample copy of the magneto optic current transformer market report 2020. Moct optical current transformer system for metering 72. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field.
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. During the forecast period, north america will be closely followed by asia pacific in terms of expected demand. What is the abbreviation for magnetic optical current transformer. Study on magnetooptic balance type of optical fiber current. Abb launches new moctp optical instrument transformer for relaying high voltage network applications. May 29, 2011 magnetooptical current transformer technology by prasanth sun may 29, 2011 5. The seminar topic is based on magneto optical current transformer presented byaishwarya verma0902011 2. Moct block diagram applications pros and cons conclusion 3. The moctp system is suitable for outdoor application and has a continuous current rating. Optical measurement of currents in power converters.
Arteche optical current transformer is presented as an alternative to current conventional current transformers, offering an advanced solution for both measuring and. February 7th, 2017 by afsal meerankutty 1 comment an accurate current transducer is a key component of any power system instrumentation. Download the seminar report for magneto optic current transformer. 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. The magneto optic current transformer moct measures the rotation angle caused by the magnetic field. Using an optical current transformer has several advantages, e. A current measurement technique using the magnetooptic or faraday effect, has been developed, tested, and demonstrated. Abb launches new moctp optical instrument transformer for.
Magnetooptical current transformer technology moct page link. Get magnetooptical current transformer technology moct seminar report and ppt in pdf and doc. It uses the rotation of the plane of polarization by a magnetic field exhibited in certain glasses faraday effect. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field when the. In the majority of magneto optical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. Apr 09, 2020 the expresswire request now final report will add the analysis of the impact of covid19 on this industry.
Octs based on the faraday effect interferometric principles octs based on bragg gratings micromechanical sensors with optical. 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. 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. Conventional current transformers becomes more and more bulky and costly.
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