The block diagram of the project and design aspect of independent modules is considered. The automatic phase selector and changeover switch ca n be used to overcome all these limitations. Uniprojects aim of providing design and construction of automatic phase selector project research material is to reduce the stress of moving from one school library to another all in the name of. Pdf this project work is on the design and construction of automatic phase selector and changeover switch for 3phase power supply. Din rail mounting phase selector is the protection relay developed by proton power control to provide automatic switching between the r,y,b phases for providing one. Output phase selector for transistor output section lh at countout see note. Solomon3 1, 2, 3department of physics, college of science university of agriculture, nigeria. Wk229 mp9 automatic active phase selector for single phase.
Aug 23, 2012 the digital phase selector is an advanced technique of automation. Automatic phase selector switch automatic phase selector. Automatic phase selector from any available phase youtube. To switch over to other phase available if phase loss occurs. A lasting solution is vested on alternative use of the renewable energy source, a project that is yet to be. The automatic three phase power system selector was designed and constructed. Automatic phase selector controllers the universal automatic electronic phase switch single phase automatic throwover breaker is designed to supply an industrial appliance single phase 220v50hz load from three phase four wire mains 3x380 n in order to maintain uninterrupted power supply of essential single phase loads and protect them against unallowable voltage variations in the mains. Design and construction of automatic phase selector chapter one introductionas the growing population of human race widens the gulf between energy supply and energy demand, the imbalance in energy availability sent researchers into excavating for a way of settling this age long squabble. The design and construction of a three phase automatic phase. Design and implementation of a 3phase automatic power changeover switch atser a. This project aims developing a digital phase selector which acts as a back up to the power supply when any of the main lines fails.
Design and construction of automatic three phase power. Automatic phase selection block diagram of automatic phase selector system page 4 the main blocks of this project are. However, this paper focuses on the design of a phase selector using automatic. The 3 phase automatic selector is a device that does the automatic switching of a three phase supply without human intervention. During earlier times, if there is a power failure in any of the three phase, we must manually switch to phase which is available. The basic aim of the design and construction of this three phase automatic phase selector is to demonstrate how contactors can be used to switch in between three lines or phases e. The design and construction of a three phase automatic. Automatic phase selector controllers the universal automatic electronic phase switch singlephase automatic throwover breaker is designed to supply an industrial appliance single phase 220v50hz load from three phase four wire mains 3x380 n in order to maintain uninterrupted power supply of essential singlephase loads and protect them against unallowable voltage.
In the construction work, an ordinary level knowledge of electronics principles are observed. This technique can also be used in power management. By implementing automatic phase changer, the phase is automatically shifted where the current voltage is available. A microcontroller based automatic 3phase selector for.
Automatic phase selector free download as powerpoint presentation. Working principles of the designed automatic three phase selector if the phase selector is connected to the main power supply say, red phase r. Abstract this is a technical report presented on the design and construction of an automatic three phase selector. A microcontroller based automatic 3phase selector for load. Automatic active phase selector 7154 words bartleby. Design and implementation of a 3phase automatic power.
Din rail mounting phase selector is the protection relay developed by proton power control to provide automatic switching between the r,y,b phases for providing one of the live phase supply uninterruptedly. The design of this circuit involves the use of automatic switches but the details of design varies from place to place, time to time and also depends on the type of load involved. System design analysis, components used in the design and construction of the automatic three phase selector, the design topology, the power supply block, the relays switches, design of the circuit, work of lm 741 comparator, comparator using operational amplifier and. This project is instant automatic phase change over when any phase fails and it can. Digital automatic phase selector relays, manufacturer, supplier, exporter, proton power control, pune, maharashtra, india phase selector relay model. It is being taken as dangerously low voltage for appliances meant to operate with a nominal voltage of 240v a. Pdf design of automatic phase selector from any available three phase supply manish dhaked academia. Project report on digital phase selector projects. We aimed at presenting a practical aspect of the subject and then providing the argument necessary for a thorough understanding. Automatic active phase selector for single phase load from.
Automatic active phase selector international journal on recent. Detailed methodology to be used for carrying out the project. This problem can be overcome by using a circuit which automatically shifts the phase to another phase whenever there is failure in any one of the three phases. Automatic power selectors by newmar dc power onboard. The unit offers following protections along with 3 digit display showing rn,yn,bn voltages in scanning mode with precise accuracy. Design and construction of automatic phase selector. In the above topic we are going to propose the automatic phase selector by tpdt. Automatic phase selection page 3 hardware description introduction. Apr 26, 2017 for more information please visit to 8421218893. But it is cost effective and also time consuming as.
This proposed automatic three phase selector with power factor improvement investigated the influence of capacitor banks for improving the power factor of the inductive load. Automatic phase selector, power failure, single phase load. It is useful in homes to militate against faults arising from overloading on a particular phase or from outright phase off. Thus, in any commercial or domestic power supply system where 3 phases is available, an automatic phase selector system is required for uninterrupted power to.
The project described here being also a microcontroller based project used for automatic phase changer. Design and construction of automatic three phase power system. Automatic phase changer apc automatically changes the phase as the name suggests. Three phase auto changer circuit electronic circuits and. In this research, a 3phase automatic power change over switch has been designed and. If there is low voltage in any two phase and want to work all equipment in normal. Dec 11, 2011 automatic phase changer works depends on the output of comparator. These requirements have hastened the demand for the designing, construction and introduction of digital phase selector which is an electricalelectronic device that switch to the loads, one phase out of the three phases automatically. Automatic phase changer finds wide application in modern world. These above conditions should be considered during the design of phase selector control.
We offer customization on our range as per the specification of clients. Chapter four of design and construction of automatic phase selector contains. The device automatically switches over to the alternative phase that. It automatically switches to the phase in which the power is available.
In single phase lines when any of the line fails the power will available in the other two lines. Automatic power selectors aps series 6v dc to 50v dc. Design and construction of automatic phase selector project. The automatic phase selector was designed and constructed to automatically select any phase that has current without affecting the load. It is used for single phase loads with three phase input supply. Automatic power selectors aps series 6v dc to 50v dc 70. In designing it, various electrical and electronic components were used.
This project work is on the design and construction of automatic phase selector for 3phase power supply. Auto phase selector asp system is used to ensure continuous supply to load in case mains supply is not healthy. It is useful in homes to militate against faults arising from overloading on a particular phase or from outright phaseoff. Scribd is the worlds largest social reading and publishing site. At the same time a three phase sensing circuit is used to monitor the. Many times one or two phases may not be live in three phase supply. The automatic phase selector aps is designed for power supply applications. Output phase selector for transistor output section lh at, selector sw41. If the user wants to shift to other phase, easily done by manually selecting the phase. Pdf design and simulation of automatic phase selector. In light of the ab ove considerations, this work employed th e. It hampers the production of industry, construction work of new plants and buildings. It selects the higher voltage of two independent dc power sources and routes power to the load.
Tech, eceeeemechanical for more project ideas visit. This project has been improved on the existing types of electromechanical device that has being in use over the years. This device mainly reduces the wastage of power and time. The left side four slots connection points are connected to the load then. It provides a means of switching from one phase of ac mains to another in the case of failure in the existing phase. We introduce auto phase selector unit for those equipment whose supply is single phase. The ats designed demonstrates its ability to perform automatic power change over activities easily without any human interaction. Phase sequence corrector automatic sequence corrector design to correct whenever phase sequence inter change and maintain the three phase supply in correct sequence, all the time with 120o degree c between phases.
This unit is very useful at the site at which main supply is irregular. Industries require three phases power to run their machinery. A lasting solution is vested on alternative use of the. Pdf design of automatic phase selector from any available. Manufacturer of automatic phase selector three phase automatic phase selector, electronic automatic phase selector offered by roshan engineering corporation, chennai, tamil nadu. The single phase supply is selected automatically from three phases supply. This project work is on the design and construction of automatic phase selector for 3 phase power supply. Finally, it covers the importance on the need of automatic three phase selector and contributions toward a greater sharing load balance and a better three phase power distribution and monitoring for domestics.
Dec 03, 2015 active phase selector live projects b. Automatic 3 phase selector switch is a replacement of 3 phase manual change over cut fuse from one cut out to another. The system involves automatic changeover between the utility power supply and an auxiliary power supply generator. This is a technical report presented on the design and construction of an automatic three phase selector. Logic analysis r phase ip neutral k2 relay spdt k4 relay spdt y phase ip ds3 lamp 1 2 b phase ip neutral 3 phase load for example 30a y phase ip 2a load r phase ip k3 relay spdt ds1 lamp 1 2 2a load 2a load. Buy novatekelectro automatic phase selector online at low price in india on. Should one source falter or fail, the other will automatically supply the load with no. As the growing population of human race widens the gulf between energy supply and energy demand, the imbalance in energy availability sent researchers into excavating for a way of settling this age long squabble. An automatic phase selector switch is used in industrial and household sectors, where a singlephase load is required from a threephase 4wire network. Automation 3 phase selector switch has an input of 3 phases from phcn but has one output that supply current to the load. We provide automatic phase selector switch apss, which is a micro controller based automatic phase selector switch. Design and implementation of a 3phase automatic power change.
In light of the above considerations, this work employed the characteristic properties of. Digital automatic phase selector relays, manufacturer. This is the safest method for change over of lines because we use infrared radiation for switching and it does not have any mechanical constraints. The result of this comparison is indicated by the output voltage. Automatic phase selector controllers automatic electronic. Design and construction of automatic phase selector project material. Please, sit back and study the below research material carefully. The device reduces the possible of power being off completely in case of power failure in any particular phase if users connect their electronics garget to it. The design method involves the use of electromechanical type relays, and comparators, etc. Should one source falter or fail, the other will automatically supply the. Pdf design and simulation of automatic phase selector and. It can be overcome by using a backup power supply such as a generator. Automatic phase selector three phase automatic phase. In light of the ab ove considerations, this work employed th e characteristic pro perties of a.
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