To improve the performance of the harmonic filter, detuned reactors are. Elektra detuned filter reactors are high quality reactors designed to be used in detuned power factor correction units. For ironcore reactors the isolation system must be more sophisticated due to the close distance of core and winding and the lower number of turns. Single or three phase, high permeable iron core, air gapped design high quality copper or aluminium windings. For power factor correction in highly polluted networks. The presence of the detuned filter does not affect in a great measure the displacement factor.
Jul 08, 2009 detuned filter also removes lower order harmonics from the system to some extent. Essentially for both reactor types the isolation system must be designed for the lifetime of the reactor. Classification of detuned reactors 1 standard duty detuned reactors. Pdf this paper presents the investigation results based on the industrial 7% detuned lc passive filter. For example, the standard 15 kv eaton 150 vcpw 500, 1200 a vacuum breaker does not have a capacitive current switching rating. What harmonic or frequency should the harmonic filter bank be tuned too. Guide for the design and production of lv power factor. Detuned filter reactor 7 % detuned reactor apfc panels. The detuned harmonic filter comprises of a capacitor connected in series of a suitable reactor. Detuned lv reactors for more details please open our catalogue. The harmonic filter detuned is to limit the flow of harmonic current from nonlinear loads on the reactor to the fixed impedance loads eg capacitor. Technical brochure the vector series the abb comprehensive. A detuned capacitor system works out the function of. Buildings and smallscale industries with a low percentage of nonlinear loads 2 heavy duty detuned reactors.
The selection requires the values of effective kvar. Low voltage detuned filter reactors meher mangoldt. Contents power factor capacitors and detuned filters. Reactor series for harmonic filtering high quality materials design optimised to reduce total losses small mechanical size low noise level due to the glued air gaps 12,5 kvar 25 kvar 50 kvar technical specifications reactors detuned reactors 525v series, type 3inpp5,67 filtering factor f res 210hz p5,67 used for rated capacitors qkvar. Detuning reactors fkdr a consumer whose load includes a high proportion of variable speed motor drives andor other harmonic generating loads may require a detuned capacitor system.
How to calculate capacitor output in detuned filter circuits. General design rules 4 apfc system should be tripped by protective devices. Detuned reactors for power factor correction in highly polluted networks. This will helps to offset the resonance effect for longer trouble free operation.
Please be aware of reactive power value of capacitor unit. A common thread to all installations is the question of what, if any series reactor should be installed with the capacitor bank. Pdf optimalization harmonic shunt passive filter using detuned. What and why email 4923 tweet in this blog, i will acquaint you with detuned reactors and analyse their usage and benefits. Our filter reactors are made of highclass transformer sheets and copper wire or aluminium band. Key components reactors data sheets, parameter search, key technical data. Pdf in electric power systems generally not only consists of one type of. By continuing refinements, abb has learned to master critical operating parameters like vibrations and noise. Its design is somewhat easier for aircore reactors.
Detuned reactors, series reactor for power factor correction, manufacturer, exporter, pune, india javascript dhtml drop down menu powered by 1 2 3. Detuned reactor detuned reactors schneider electric global. The design of the apfc equipment involves the following major parts and. Pdf optimalization harmonic shunt passive filter using. In a batch reactor, the reagents are added together and allowed to react for a given amount of time. Reactors are used in steps as detuned filters and are connected in series with capacitors. For capacitor unit for detuned filter, its voltage level shall be more than 508 volts and its reactive power is near 80. Detuned reactors are specific three phase inductors dedicated to attenuating the amplification of harmonics on highly polluted networks and to protecting the different components of the installation. Designed with low magnetic flux density, the reactor is of high linearity, powerful overload capacity. They form a complete product range from 6 to 100 kvar and are available in the most common tunings like 5, 190 and 215 hz for network voltage of. Capacitor detuning reactors power factor correction design fuses for mv power capacitor banks harmonic filters reactor make pfc damping reactor iec61921 iec60831 br6000 text. Detuned reactors, that are threephase inductors dedicated to attenuate the amplification of harmonics in harmonic rich networks, protect the different components of the installation. Reactor design is a vital step in the overall design of a process.
On the design of lcl filter with passive damping in threephase shunt. Guide for the design and production of lv power factor correction. Hence you will receive all the local technical supports you need. Ironcore multible airgap, low loss grain oriented steel.
This is the reason why energy suppliers and actual conditions require the usage of harmonic blocking reactors. Detuned reactor is safe and reliable due to high heat insulation level and dielectric strength. Detuned filter reactor detuned reactor latest price. On request, abbs power quality specialists will carry out a harmonic study of your network. Detuned filter reactors, are used in series with capacitor banks in power factor correction units. Detuned reactors documents and downloads schneider. The concept was introduced in the mid nineteen sixties. Detuned reactor leading manufacturer and exporter of detuned reactor such as detuned filter reactor, series reactors, air core reactors, detuned reactors, copper type series detuned filter reactor, lt detuned reactor and many more items from pune. Apr 14, 2020 from the test results in scenario 1, optimalization shunt passive filter using detuned reactor and capacitors bank shpf was able to reduce thdv from 16,65% to 2,61% with 5th order dominant. As we design and manufacture reactors inhouse, we can custommake filter and reactor units to a quality and performance suited to customers specifications.
Detuned reactor detuned filter reactor manufacturer from pune. It is important to ensure that the equipment specified will be capable of achieving the desired yields and selectivity. Gain of reactive power due to the detuning reactor. As standards, specifications and designs change from time to time, please ask for. For all irreversible reactions of greater than zero order, the volume of the reactor approaches. The reactor design is based on the gapped core concept, which gives a compact design with low losses and low total mass. This would perform the function of power factor improvement whilst preventing any amplification of harmonic currents and voltages caused by resonance between. Reactor ratings reactors are a key component of an lc filter but their ratings are often overlooked. Very frequent use of electronic devices with nonlinear waves leads to a distortion ofsinusoidal voltage and current now. Reactor losses are typically of 5w per kvar for a detuned capacitor bank compared to about 0.
Harmonic blocking reactors the growing use of power electronic devices is causing an increasing level of harmonic distortion in the electrical systems, which frequently leads to problems with capacitor installations. Capacitors forms the core component in apfc equipment and plays a vital role in power factor correction. These reactors are designed for a bus voltage with low thd voltage like v3 0. Our filter reactors are made of high class transformer sheets and copper wire or aluminium band. Detuned installations and network studies the presence of harmonic currents can cause unacceptable disturbances in the supply network, and adversely affect the operation of other electrical equipment, including power factor correction capacitors. These reactors are compatible with european standards and are ce marked. May 19, 2016 spreadsheet filter design tools will also be provided to facilitate the proper selection and verification of reactor, resistor, fuse, and capacitor component ratings. The harmonic filter detuned reactor is a fixed impedance load in the structure of the coil calculated according to certain calculations. It must be designed to withstand fundamental and harmonic currents. Detuned reactors documents and downloads schneider electric. With the core made of grainoriented cold rolled silicon steel sheets, the reactor boasts excellent high frequency performance and low core loss. These losses consist of core losses, coil losses and gap losses.
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