Current transducers a bulkoptics current transducer. Moct magnetooptical current transformer seminar topics. 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. Optical current transducers for electrical power systems. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field when the. 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. Magnetooptical current transformer of high bandwidth and. Get magnetooptical current transformer technology moct seminar report and ppt in pdf and doc.
Moct block diagram applications pros and cons conclusion 3. 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. Optical current transformeroct is defined as sensors that directly or indirectly use optical sensing methods to measure electric currents. It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above mentioned problems. Moctmagneto optic current transformer free download as powerpoint presentation. 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 transducers can be divided into five main groups. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of. Also explore the seminar topics paper on magnetooptical current. Introduction moct principle the magneto optical current transformer is based on the faradays effect. If so, share your ppt presentation slides online with. 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. It appears that the newly emerged magnetooptical current transformer technology provides a solution for many of the above. It uses the rotation of the plane of polarization by a magnetic field exhibited in certain glasses faraday effect.
The seminar topic is based on magneto optical current transformer presented byaishwarya verma0902011 2. 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. Explore magnetooptical current transformer technology moct with free download of seminar report and ppt in pdf and doc format. 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. Octs based on the faraday effect interferometric principles octs based on bragg gratings micromechanical sensors with optical. By using a singleended optical fiber around the current conductor that utilizes the magnetooptic effect faraday. Get magneto optical current transformer technology moct seminar report and ppt in pdf and doc. 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. The magneto optic current transformer moct measures the rotation angle caused by the magnetic field. Conventional current transformers becomes more and more bulky and costly.
Also get the seminar topic paper on magnetooptical current transformer technology moct with. The device developed is a magneto optic current transducer moct. Optical current transformers are suitable for power system protection and can replace the magnetic current transformers. In contrast, the principle of operation of the new sensor is. In the majority of magneto optical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. In the following, we will consider optical current and voltage sensors that have been developed at abb and examples of their applications. Moctprinciple the magnetooptical current transformer is based on the faradays effect. Magnetooptical current transformermoct seminar report. Apr 09, 2020 the expresswire request now final report will add the analysis of the impact of covid19 on this industry. Pdf error analysis of the rough model of the symmetric.
Ppt moctmagneto optical current transformer powerpoint. Moctp optical current transformer system abb ag pdf. In this paper, we described a comparison between optical current transformers and conventional current transformers. Global magneto optic current transformer market 2019 by.
Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct. 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. Moct magneto optical current transformer is the property of its rightful owner. Arteche optical current transformer is presented as an alternative to current conventional current transformers, offering an advanced solution for both measuring and. Download the seminar report for magneto optic current. Magnetic optical or faraday effect was reported by. Most current sensor principles are based on some kind of magnetic field measurement technique. Magnetooptical current transformer technology by prasanth. Magneto optic current transformer market 2020 by technology. To measure currents power stations and substations conventionally employ inductive type current. Pdf magneto optic current transformer technology moct. Apr 02, 2020 get a sample copy of the magneto optic current transformer market report 2020.
The abbreviation for magnetic optical current transformer is moct. Magnetooptical current transformer technology moct. 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. 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. It appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. Download optical current transformer oct ppt for electrical engineering seminar. Explore magneto optical current transformer technology moct with free download of seminar report and ppt in pdf and doc format. Abb launches new moctp optical instrument transformer for relaying high voltage network applications. Moct made out of sf57 materials can achieve higher sensitivity.
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. Moct magnetoopticcurrenttransformer linkedin slideshare. Magnetooptical current transformer technology moct posted by. The magneto optical current transformer is based on the faradays effect. Study on magnetooptic balance type of optical fiber current. Optical current transformer is an alternative to the existing conventional current transformers. Pdf error analysis of the rough model of the symmetric dual. The magneto optic current transformer moct measures the rotation angle caused by. Optical measurement of currents in power converters. Magnetooptical current transformermocttechnology provides a solution for many of the above mentioned problems. 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 measurement with optical current transformer.
A current measurement technique using the magnetooptic 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 when the light propagated in a piece of glass, and the rotation angle was proportional to the intensity of 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 magnetooptical current transformer is based on the faradays effect. Optical current transformer market global industry. The moct measures the electric current by means of faraday effect, which was first observed by michael faraday 150 years ago. The moct measures the electric current by means of faraday effect. The global optical current transformer market can be segmented on the basis of type, voltage range and application. Magneto optic current transformer market segmentation and. 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.
It uses the rotation of the plane of polarization by a magnetic field exhibited in certain. An accurate electric current transducer is a key component of any power system instrumentation. 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. What is the abbreviation for magnetic optical current transformer. Moct optical current transformer system for metering 72. A fiberoptic current sensor focs is a current sensor for measuring direct current. In the majority of magnetooptical current transformers developed to date, the main parameter is the angle of light polarization faraday rotation. Magneto optic current transformer technology moct by. May 29, 2011 magnetooptical current transformer technology by prasanth sun may 29, 2011 5. Moct principle the magneto optical current transformer is based on the faradays effect. Oct 07, 2019 it appears that the newly emerged magneto optical current transformer technology provides a solution for many of the above mentioned problems. Fiberoptic current and voltage sensors for highvoltage. Study on magnetooptic balance type of optical fiber.
Magneto optic current transformer full seminar report, abstract. Moct optical current transformer system for metering. A current measurement technique using the magneto optic or faraday effect, has been developed, tested, and demonstrated. Octs are based on faraday effect, interferometric principle, bragg grating and micromechanical sensors with optical readout. Michael faraday discovered that the orientation of linearly polarized light was rotated under the influence of the magnetic field. During the forecast period, north america will be closely followed by asia pacific in terms of expected demand. 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. Introduction moctprinciple the magnetooptical current transformer is based on the faradays effect. Using an optical current transformer has several advantages, e. The moctp system is suitable for outdoor application and has a continuous current rating. To measure currents power stations and substations. Optical current transformer market global industry analysis.
The magneto optic current transformer moct is a passive optical current transducer which uses light to accurately measure current on high voltage systems. One of these devices is optical current transformer oct. Download citation on mar 1, 2017, attish jain and others published magneto optic current transformer technology moct find, read and cite all the. Current transformer the mostused device for measurements of alternating currents in electrical high and mediumvoltage networks is the ct current transformer. The device developed is a magnetooptic current transducer moct. 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. 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. The magnetooptic current transformer moct is a passive optical current transducer which uses light to accurately measure current on high voltage systems.
Magneto optic current transformer linkedin slideshare. Moct abbreviation stands for magnetic optical current transformer. Magneto optic current transformer full seminar reports, pdf seminar abstract, ppt. Magneto optic current transformer seminar report pdf. The moct measures the electric current by means of faraday effect, which. February 7th, 2017 by afsal meerankutty 1 comment an accurate current transducer is a key component of any power system instrumentation. 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.
Mar 17, 2014 magnetooptic current transducer moct ppt. Magnetooptical current transformer technology moct seminar. Conclusion this magnetooptical current transducer eliminates many of the drawbacks of the conventional current transformers. Electrooptic voltage transducers eovt it appears that the tecbnology emerged magnetooptical current transformer technology provides a solution for many of the above mentioned problems. Optical current transformer oct ppt topics for seminar. Contents introduction ct purpose and demerits moct principle, design, working. Magnetooptical current transformer technology moct page link. A current transformer transforms the current down to a reasonable level and provides an isolation barrier. Abb launches new moctp optical instrument transformer for. An optical current transformer based on anglecomparison technology had been reported and been constructed using magnetooptical materials and iron core surrounding around one currentcarrying. 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. Based on the faraday effect, magnetooptical current transformers mocts provide numerous advantages as compared with conventional measuring transformers. The device developed is a magnetooptic current transducer. Get a sample copy of the magneto optic current transformer market report 2020.
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