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