Neighbor discovery in wireless networks with multipacket reception
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To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
Survey on Different Packet Drop Detection Techniques in Mobile AdHoc NetworkEditor IJMTER
Mobile means to move any direction and ad-hoc means temporary infrastructure less
network. In mobile ad-hoc network packet sending and receiving is most important things. When
packets send to one node to another node this sending node reach to destination at this time if packets
are drop so because of this reason security is not maintained. Packets drop using malicious node or
not and also find the detection of packet drop. In this paper various security techniques in packet
dropping attack for the security purpose.
Packet hiding methods for preventing selective jamming attacksShaik Irfan
This project mainly describes how a data can be send securely via a network without getting being hacked by any intruder.here we use various different kind of cryptographic principal and secure mechanism where in which it complete protection to our data
To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
Survey on Different Packet Drop Detection Techniques in Mobile AdHoc NetworkEditor IJMTER
Mobile means to move any direction and ad-hoc means temporary infrastructure less
network. In mobile ad-hoc network packet sending and receiving is most important things. When
packets send to one node to another node this sending node reach to destination at this time if packets
are drop so because of this reason security is not maintained. Packets drop using malicious node or
not and also find the detection of packet drop. In this paper various security techniques in packet
dropping attack for the security purpose.
Packet hiding methods for preventing selective jamming attacksShaik Irfan
This project mainly describes how a data can be send securely via a network without getting being hacked by any intruder.here we use various different kind of cryptographic principal and secure mechanism where in which it complete protection to our data
PREVENTION OF WORMHOLE ATTACK IN WIRELESS SENSOR NETWORKIJNSA Journal
Ubiquitous and pervasive applications, where the Wireless Sensor Networks are typically deployed, lead to the susceptibility to many kinds of security attacks. Sensors used for real time response capability also make it difficult to devise the resource intensive security protocols because of their limited battery, power, memory and processing capabilities. One of potent form of Denial of Service attacks is Wormhole attack that affects on the network layer. In this paper, the techniques dealing with wormhole attack are investigated and an approach for wormhole prevention is proposed. Our approach is based on the analysis of the two-hop neighbors forwarding Route Reply packet. To check the validity of the sender, a unique key between the individual sensor node and the base station is required to be generated by suitable scheme.
In our research work we are improving the performance of mobile ad hoc networks under jamming attack by using an integrated approach. The proposed work includes a network with high mobility, using IEEE Along g standard jamming attacks and countermeasures in wireless sensor networks
The peer-reviewed International Journal of Engineering Inventions (IJEI) is started with a mission to encourage contribution to research in Science and Technology. Encourage and motivate researchers in challenging areas of Sciences and Technology.
To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
Cryptography is the science of using mathematics to encrypt and decrypt data.
Cryptography enables you to store sensitive information or transmit it across insecure networks so that it cannot be read by anyone except the intended recipient.
For further details contact:
N.RAJASEKARAN B.E M.S 9841091117,9840103301.
IMPULSE TECHNOLOGIES,
Old No 251, New No 304,
2nd Floor,
Arcot road ,
Vadapalani ,
Chennai-26.
www.impulse.net.in
Email: ieeeprojects@yahoo.com/ imbpulse@gmail.com
IEEE 2014 DOTNET PARALLEL DISTRIBUTED PROJECTS A probabilistic-misbehavior-de...IEEEMEMTECHSTUDENTPROJECTS
To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
For further details contact:
N.RAJASEKARAN B.E M.S 9841091117,9840103301.
IMPULSE TECHNOLOGIES,
Old No 251, New No 304,
2nd Floor,
Arcot road ,
Vadapalani ,
Chennai-26.
www.impulse.net.in
Email: ieeeprojects@yahoo.com/ imbpulse@gmail.com
Top 3 MAC Spoofing Challenges You Cannot Afford to IgnoreGreat Bay Software
MAC spoofing is an easy way for hackers to access your network. Just search the term and the top results link to simple steps and how-to guides.
Many organizations know this is a problem and have implemented security solutions to help protect their networks. But despite these defenses, data breaches continue to happen.
This presentation covers:
- The top three issues that face organizations
- Why these challenges continue to persist
- How to better secure your network against these threats
PREVENTION OF WORMHOLE ATTACK IN WIRELESS SENSOR NETWORKIJNSA Journal
Ubiquitous and pervasive applications, where the Wireless Sensor Networks are typically deployed, lead to the susceptibility to many kinds of security attacks. Sensors used for real time response capability also make it difficult to devise the resource intensive security protocols because of their limited battery, power, memory and processing capabilities. One of potent form of Denial of Service attacks is Wormhole attack that affects on the network layer. In this paper, the techniques dealing with wormhole attack are investigated and an approach for wormhole prevention is proposed. Our approach is based on the analysis of the two-hop neighbors forwarding Route Reply packet. To check the validity of the sender, a unique key between the individual sensor node and the base station is required to be generated by suitable scheme.
In our research work we are improving the performance of mobile ad hoc networks under jamming attack by using an integrated approach. The proposed work includes a network with high mobility, using IEEE Along g standard jamming attacks and countermeasures in wireless sensor networks
The peer-reviewed International Journal of Engineering Inventions (IJEI) is started with a mission to encourage contribution to research in Science and Technology. Encourage and motivate researchers in challenging areas of Sciences and Technology.
To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
Cryptography is the science of using mathematics to encrypt and decrypt data.
Cryptography enables you to store sensitive information or transmit it across insecure networks so that it cannot be read by anyone except the intended recipient.
For further details contact:
N.RAJASEKARAN B.E M.S 9841091117,9840103301.
IMPULSE TECHNOLOGIES,
Old No 251, New No 304,
2nd Floor,
Arcot road ,
Vadapalani ,
Chennai-26.
www.impulse.net.in
Email: ieeeprojects@yahoo.com/ imbpulse@gmail.com
IEEE 2014 DOTNET PARALLEL DISTRIBUTED PROJECTS A probabilistic-misbehavior-de...IEEEMEMTECHSTUDENTPROJECTS
To Get any Project for CSE, IT ECE, EEE Contact Me @ 09666155510, 09849539085 or mail us - ieeefinalsemprojects@gmail.com-Visit Our Website: www.finalyearprojects.org
For further details contact:
N.RAJASEKARAN B.E M.S 9841091117,9840103301.
IMPULSE TECHNOLOGIES,
Old No 251, New No 304,
2nd Floor,
Arcot road ,
Vadapalani ,
Chennai-26.
www.impulse.net.in
Email: ieeeprojects@yahoo.com/ imbpulse@gmail.com
Top 3 MAC Spoofing Challenges You Cannot Afford to IgnoreGreat Bay Software
MAC spoofing is an easy way for hackers to access your network. Just search the term and the top results link to simple steps and how-to guides.
Many organizations know this is a problem and have implemented security solutions to help protect their networks. But despite these defenses, data breaches continue to happen.
This presentation covers:
- The top three issues that face organizations
- Why these challenges continue to persist
- How to better secure your network against these threats
Traffic pattern based content leakage detection for trusted content delivery ...LeMeniz Infotech
Traffic pattern based content leakage detection for trusted content delivery networks
Due to the increasing popularity of multimedia streaming applications and services in recent years, the issue of trusted video delivery to prevent undesirable content-leakage has, indeed, become critical. While preserving user privacy, conventional systems have addressed this issue by proposing methods based on the observation of streamed traffic throughout the network.
Hate the idea of networking? Most of us do. Here a tips to re-frame and rethink the whole networking experience. And learn a formula for developing a killer "elevator pitch"
Interleaved digital power factor correction based on the sliding mode approachLeMeniz Infotech
Interleaved Digital Power Factor Correction Based on the Sliding-Mode Approach
This study describes a digitally controlled power factor correction (PFC) system based on two interleaved boost converters operating with pulsewidth modulation (PWM). Both converters are independently controlled by an inner control loop based on a discrete-time sliding-mode (SM) approach that imposes loss-free resistor (LFR) behavior on each cell. The switching surface implements an average current-mode controller so that the power factor (PF) is high. The SM-based digital controller is designed to operate at a constant switching frequency so that the interleaving technique, which is recommended for ac-dc power conversion systems higher than 1 kW, can be readily applied. An outer loop regulates the output voltage by means of a discrete-time proportional-integral (PI) compensator directly obtained from a discrete-time small-signal model of the ideal sliding dynamics. The control law proposed has been validated using numerical simulations and experimental results in a 2-kW prototype.
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Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
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Enabling fine grained multi-keyword search supporting classified sub-dictiona...LeMeniz Infotech
Enabling fine grained multi-keyword search supporting classified sub-dictionaties over encrypted cloud data
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Successful Leadership in the Sharing EconomyHolonomics
Successful Leadership in the Sharing Economy – The Journey to Authentic Dialogue
In this book I would like to bring together a number of threads which I have been writing about recently – principally knotworks (networks with ego) – which will allow me to flesh out more detail and help you uncover a number of dysfunctional patterns in your organisation, network or community.
The reason is that the journey from where we are now economically, to a more humane and ecological way of living starts with ourselves and our relationships with those immediately around us. And if we can comprehend, understand and heal these broken and inauthentic relationships, then we can start to rediscover trust, values and what it means to genuinely share and co-create, whatever we are attempting to envision, innovate and bring into this world.
Secure and distributed data discovery and dissemination in wireless sensor ne...LeMeniz Infotech
Secure and distributed data discovery and dissemination in wireless sensor networks
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A lightweight secure scheme for detecting provenance forgery and packet drop ...LeMeniz Infotech
A lightweight secure scheme for detecting provenance forgery and packet drop attacks in wireless sensor networks
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Incentive based data sharing in delay tolerant mobile networksLeMeniz Infotech
Incentive based data sharing in delay tolerant mobile networks
Data sharing is an important functionality in cloud storage. Secure, efficient, and flexible sharing of data with others in cloud storage is studied. The new public-key cryptosystems is described that produce constant-size ciphertexts such that efficient delegation of decryption rights for any set of ciphertexts are possible.
Privacy preserving ciphertext multi-sharing control for big data storageLeMeniz Infotech
Privacy preserving ciphertext multi-sharing control for big data storage
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Youtube:https://www.youtube.com/watch?v=eesBNUnKvws
Privacy preserving and truthful detection of packet dropping attacks in wirel...LeMeniz Infotech
Privacy preserving and truthful detection of packet dropping attacks in wireless ad hoc networks
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Privacy preserving ciphertext multi-sharing control for big data storageLeMeniz Infotech
Privacy preserving ciphertext multi-sharing control for big data storage
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To Get this projects Call : 9566355386 / 99625 88976
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Mail : projects@lemenizinfotech.com
Privacy preserving and truthful detection of packet dropping attacks in wirel...LeMeniz Infotech
Privacy preserving and truthful detection of packet dropping attacks in wireless ad hoc networks
PRIVACY-PRESERVING AND TRUTHFUL DETECTION OF PACKET DROPPING ATTACKS IN WIRELESS AD HOC NETWORKS
Cooperative caching for efficient data access in disruption tolerant networksLeMeniz Infotech
Cooperative caching for efficient data access in disruption tolerant networks
Disruption tolerant networks (DTNs) are characterized by low node density, unpredictable node mobility, and lack of global network information. Most of current research efforts in DTNs focus on data forwarding, but only limited work has been done on providing efficient data access to mobile users. A novel approach is proposed to support cooperative caching in DTNs, which enables the sharing and coordination of cached data among multiple nodes and reduces data access delay.
A time efficient approach for detecting errors in big sensor data on cloudLeMeniz Infotech
A time efficient approach for detecting errors in big sensor data on cloud
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Secure data aggregation technique for wireless sensor networks in the presenc...LeMeniz Infotech
Secure data aggregation technique for wireless sensor networks in the presence of collusion attacks
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Privacy preserving indoor localization on smartphonesLeMeniz Infotech
Privacy preserving indoor localization on smartphones
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To Get this projects Call : 9566355386 / 99625 88976
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Blog : http://www.ieeeprojectsinpondicherry.blogspot.in/
Youtube:https://www.youtube.com/watch?v=eesBNUnKvws
Data collection multi application sharing wireless sensor networksLeMeniz Infotech
Data collection multi application sharing wireless sensor networks
Do Your Projects With Technology Experts
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Blog : http://www.ieeeprojectsinpondicherry.blogspot.in/
Youtube:https://www.youtube.com/watch?v=eesBNUnKvws
Privacy preserving public auditing for regenerating-code-based cloud storageLeMeniz Infotech
Privacy preserving public auditing for regenerating-code-based cloud storage
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Tracking message spread in mobile delay tolerant networksLeMeniz Infotech
Tracking message spread in mobile delay tolerant networks
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IEEE Final Year Projects 2011-2012 :: Elysium Technologies Pvt Ltd::Parallel ...sunda2011
IEEE Final Year Projects 2011-2012 :: Elysium Technologies Pvt Ltd
IEEE projects, final year projects, students project, be project, engineering projects, academic project, project center in madurai, trichy, chennai, kollam, coimbatore
Similar to Neighbor discovery in wireless networks with multipacket reception (20)
A fast acquisition all-digital delay-locked loop using a starting-bit predict...LeMeniz Infotech
A Fast-Acquisition All-Digital Delay-Locked Loop Using a Starting-Bit Prediction Algorithm for the Successive-Approximation Register
This brief presents a fast-acquisition 11-bit all-digital delay-locked loop (ADDLL) using a novel starting-bit prediction algorithm for the successive-approximation register (SBP-SAR). It can effectively eliminate the harmonic lock and the false lock. The achievable acquisition time is within 17.5-23.5 or 17.5-32.5 clock cycles when the ADDLL works at the low or high clock rate, respectively. The digital-controlled delay line and the SBP-SAR of the ADDLL chip are synthesized using Taiwan Semiconductor Manufacturing Company's (TSMC's) 0.18-μm CMOS cell library. The proposed ADDLL can operate at a clock frequency from 60 MHz to 1.1 GHz.
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web : http://www.lemenizinfotech.com/vlsi-ieee-projects-2016-2017/
Web : http://ieeemaster.com
Web : http://ieeemaster.com/vlsi-ieee-projects-2016-2017/
Address: 36, 100 Feet Road Near Indira Gandhi Statue, Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 0413 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
A fast fault tolerant architecture for sauvola local image thresholding algor...LeMeniz Infotech
A Fast Fault-Tolerant Architecture for Sauvola Local Image Thresholding Algorithm Using Stochastic Computing
Binarization plays an important role in document image processing, particularly in degraded document images. Among all local image thresholding algorithms, Sauvola has excellent binarization performance for degraded document images. However, this algorithm is computationally intensive and sensitive to the noises from the internal computational circuits. In this paper, we present a stochastic implementation of Sauvola algorithm. Our experimental results show that the stochastic implementation of Sauvola needs much less time and area and can tolerate more faults, while consuming less power in comparison with its conventional implementation.
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web : http://www.lemenizinfotech.com/vlsi-ieee-projects-2016-2017/
Web : http://ieeemaster.com
Web : http://ieeemaster.com/vlsi-ieee-projects-2016-2017/
Address: 36, 100 Feet Road Near Indira Gandhi Statue, Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 0413 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
A dynamically reconfigurable multi asip architecture for multistandard and mu...LeMeniz Infotech
A Dynamically Reconfigurable Multi-ASIP Architecture for Multistandard and Multimode Turbo Decoding
The multiplication of wireless communication standards is introducing the need of flexible and reconfigurable multistandard baseband receivers. In this context, multiprocessor turbo decoders have been recently developed in order to support the increasing flexibility and throughput requirements of emerging applications. However, these solutions do not sufficiently address reconfiguration performance issues, which can be a limiting factor in the future. This brief presents the design of a reconfigurable multiprocessor architecture for turbo decoding achieving very fast reconfiguration without compromising the decoding performances.
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web : http://www.lemenizinfotech.com/vlsi-ieee-projects-2016-2017/
Web : http://ieeemaster.com
Web : http://ieeemaster.com/vlsi-ieee-projects-2016-2017/
Address: 36, 100 Feet Road Near Indira Gandhi Statue, Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 0413 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
Bumpless control for reduced thd in power factor correction circuitsLeMeniz Infotech
Bumpless Control for Reduced THD in Power Factor Correction Circuits
It is well known that power factor correction (PFC) circuits suffer from two fundamentally different operating modes over a given AC input cycle. These two modes, continuous conduction mode (CCM) and discontinuous conduction mode (DCM), have very different frequency-response characteristics that can make control design for PFC circuits challenging. The problem is exacerbated by attempts to improve efficiency by dynamically adjusting the PWM switching frequency based on the load. Adjusting the PWM frequency based on the load limits controller bandwidth and restricts dynamic performance. Prior work has made use of multiple controllers, however, they have not addressed the discontinuity (bump) that exists when switching between controllers. In this paper, bumpless controllers will be synthesized for a 750 watt, semi-bridgeless PFC for the CCM-DCM operating modes.
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web : http://www.lemenizinfotech.com/tag/ieee-projects-in-pondicherry/
Web : http://ieeemaster.com
Web : http://ieeemaster.com/power-electronics-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
A bidirectional single stage three phase rectifier with high-frequency isolat...LeMeniz Infotech
A bidirectional single-stage three-phase Rectifier with high-frequency Isolation and power factor Correction
This paper proposes a single-stage three-phase rectifier with high-frequency isolation, power factor correction, and bidirectional power flow. The presented topology is adequate for dc grids (or smart-grids), telecommunications (telecom) power supplies, and more recent applications such as electric vehicles. The converter is based on the three-phase version of the dual active bridge (DAB) associated with the three-state-switching cell (3SSC), whose power flow between the primary and secondary sides is controlled by the phase-shift angle. A theoretical analysis is presented and validated through simulation and experimental.
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web : http://www.lemenizinfotech.com/tag/ieee-projects-in-pondicherry/
Web : http://ieeemaster.com
Web : http://ieeemaster.com/power-electronics-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
A bidirectional three level llc resonant converter with pwam controlLeMeniz Infotech
A Bidirectional Three-Level LLC Resonant Converter With PWAM Control
This paper proposes a bidirectional three-level LLC resonant converter with a new pulse width and amplitude modulation control method. With different control signals, it has three different operation modes with different voltage gains. Therefore, it can achieve wide voltage gain range by switching among these three modes, which is attractive for energy storage system applications needing wide voltage variation. The proposed topology operates with constant switching frequency, which is easy to implement with digital control, and it can achieve soft switching for all the switches and diodes in the circuit as a conventional LLC resonant converter. The performance of the proposed converter is validated by the experimental results from a 1-kW prototype with 20 A maximum output current.
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Web : http://ieeemaster.com
Web : http://ieeemaster.com/power-electronics-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
Efficient single phase transformerless inverter for grid tied pvg system with...LeMeniz Infotech
Efficient Single Phase Transformerless Inverter for Grid-Tied PVG System With Reactive Power Control
There has been an increasing interest in transformerless inverter for grid-tied photovoltaic (PV) system due to low cost, high efficiency, light weight, etc. Therefore, many transformerless topologies have been proposed and verified with real power injection only. Recently, almost every international regulation has imposed that a definite amount of reactive power should be handled by the grid-tied PV inverter. According to the standard VDE-AR-N 4105, grid-tied PV inverter of power rating below 3.68KVA, should attain power factor (PF) from 0.95 leading to 0.95 lagging. In this paper, a new high efficiency transformerless topology is proposed for grid-tied PV system with reactive power control. The new topology structure and detail operation principle with reactive power flow is described. The high frequency common-mode (CM) model and the control of the proposed topology are analyzed. The inherent circuit structure of the proposed topology does not lead itself to the reverse recovery issues even when inject reactive power which allow utilizing MOSFET switches to boost the overall efficiency. The CM voltage is kept constant at mid-point of dc input voltage, results low leakage current. Finally, to validate the proposed topology, a 1 kW laboratory prototype is built and tested. The experimental results show that the proposed topology can inject reactive power into the utility grid without any additional current distortion and leakage current. The maximum efficiency and European efficiency of the proposed topology are measured and found to be 98.54% and 98.29%, respectively.
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Web : http://www.lemenizinfotech.com/power-system-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
Highly reliable transformerless photovoltaic inverters with leakage current a...LeMeniz Infotech
Highly Reliable Transformerless Photovoltaic Inverters With Leakage Current and Pulsating Power Elimination
This paper presents a transformerless inverter topology, which is capable of simultaneously solving leakage current and pulsating power issues in grid-connected photovoltaic (PV) systems. Without adding any additional components to the system, the leakage current caused by the PV-to-ground parasitic capacitance can be bypassed by introducing a common-mode (CM) conducting path to the inverter. The resulting ground leakage current is therefore well controlled to be below the regulation limit. Furthermore, the proposed inverter can also eliminate the well-known double-line-frequency pulsating power that is inherent in single-phase PV systems. By properly injecting CM voltages to the output filter capacitors, the pulsating power can be decoupled from the dc-link. Therefore, it is possible to use long-lifetime film capacitors instead of electrolytic capacitors to improve the reliability of the PV system. The mechanism of leakage current suppression and the closed-loop control of pulsating power decoupling are discussed in this paper in detail. A 500-W prototype was also built and tested in the laboratory, and both simulation and experimental results are finally presented to show the excellent performance of the proposed PV inverter.
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Web : http://www.lemenizinfotech.com/power-system-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
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Grid current-feedback active damping for lcl resonance in grid-connected volt...LeMeniz Infotech
Grid-Current-Feedback Active Damping for LCL Resonance in Grid-Connected Voltage-Source Converters
This paper investigates active damping of LCL-filter resonance in a grid-connected voltage-source converter with only grid-current feedback control. Basic analysis in the s-domain shows that the proposed damping technique with a negative high-pass filter along its damping path is equivalent to adding a virtual impedance across the grid-side inductance. This added impedance is more precisely represented by a series RL branch in parallel with a negative inductance. The negative inductance helps to mitigate phase lag caused by time delays found in a digitally controlled system. The mitigation of phase-lag, in turn, helps to shrink the region of nonminimum-phase behavior caused by negative virtual resistance inserted unintentionally by most digitally implemented active damping techniques. The presented high-pass-filtered active damping technique with a single grid-current feedback loop is thus a more effective technique, whose systematic design in the z-domain has been developed in this paper. For verification, experimental testing has been performed with results obtained matching the theoretical expectations closely.
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Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
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Delay dependent stability of single-loop controlled grid-connected inverters ...LeMeniz Infotech
Delay-Dependent Stability of Single-Loop Controlled Grid-Connected Inverters with LCL Filters
LCL filters have been widely used for grid-connected inverters. However, the problem that how time delay affects the stability of digitally controlled grid-connected inverters with LCL filters has not been fully studied. In this paper, a systematic study is carried out on the relationship between the time delay and stability of single-loop controlled grid-connected inverters that employ inverter current feedback (ICF) or grid current feedback (GCF). The ranges of time delay for system stability are analyzed and deduced in the continuous s-domain and discrete z-domain. It is shown that in the optimal range, the existence of time delay weakens the stability of the ICF loop, whereas a proper time delay is required for the GCF loop. The present work explains, for the first time, why different conclusions on the stability of ICF loop and GCF loop have been drawn in previous studies. To improve system stability, a linear predictor-based time delay reduction method is proposed for ICF, while a time delay addition method is used for GCF. A controller design method is then presented that guarantees adequate stability margins. The delay-dependent stability study is verified by simulation and experiment.
Web : http://www.lemenizinfotech.com
Web : http://ieeemaster.com
Web : http://www.lemenizinfotech.com/power-system-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
Connection of converters to a low and medium power dc network using an induct...LeMeniz Infotech
Connection of Converters to a Low and Medium Power DC Network Using an Inductor Circut
This paper describes an alternative to connect power converters to a direct-current network with an inductor circuit. The circuit allows the connection of converters through a coil and avoids short-circuit currents with different instantaneous values of voltage output. A description of the calculation and the choice of components together with a real implemented example in a dc network within Smart City project (Endesa Utility) is presented
Web : http://www.lemenizinfotech.com
Web : http://ieeemaster.com
Web : http://www.lemenizinfotech.com/power-system-ieee-projects-2016-2017/
Web : http://ieeemaster.com/power-system-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
Read2 me a cloud based reading aid for the visually impairedLeMeniz Infotech
Read2Me A Cloud based Reading Aid for the Visually Impaired
Web : http://www.lemenizinfotech.com
Web : http://ieeemaster.com
Web : http://www.lemenizinfotech.com/android-ieee-projects-2016-2017-2/
Web : http://ieeemaster.com/android-ieee-projects-2016-2017/
Address: 36, 100 Feet Road(Near Indira Gandhi Statue), Natesan Nagar, Pondicherry-605 005
Contact numbers: +91 95663 55386, 99625 88976 (0413) 420 5444
Mail : projects@lemenizinfotech.com
Mobile : 9566355386 / 9962588976
The Art Pastor's Guide to Sabbath | Steve ThomasonSteve Thomason
What is the purpose of the Sabbath Law in the Torah. It is interesting to compare how the context of the law shifts from Exodus to Deuteronomy. Who gets to rest, and why?
How to Split Bills in the Odoo 17 POS ModuleCeline George
Bills have a main role in point of sale procedure. It will help to track sales, handling payments and giving receipts to customers. Bill splitting also has an important role in POS. For example, If some friends come together for dinner and if they want to divide the bill then it is possible by POS bill splitting. This slide will show how to split bills in odoo 17 POS.
Instructions for Submissions thorugh G- Classroom.pptxJheel Barad
This presentation provides a briefing on how to upload submissions and documents in Google Classroom. It was prepared as part of an orientation for new Sainik School in-service teacher trainees. As a training officer, my goal is to ensure that you are comfortable and proficient with this essential tool for managing assignments and fostering student engagement.
The Roman Empire A Historical Colossus.pdfkaushalkr1407
The Roman Empire, a vast and enduring power, stands as one of history's most remarkable civilizations, leaving an indelible imprint on the world. It emerged from the Roman Republic, transitioning into an imperial powerhouse under the leadership of Augustus Caesar in 27 BCE. This transformation marked the beginning of an era defined by unprecedented territorial expansion, architectural marvels, and profound cultural influence.
The empire's roots lie in the city of Rome, founded, according to legend, by Romulus in 753 BCE. Over centuries, Rome evolved from a small settlement to a formidable republic, characterized by a complex political system with elected officials and checks on power. However, internal strife, class conflicts, and military ambitions paved the way for the end of the Republic. Julius Caesar’s dictatorship and subsequent assassination in 44 BCE created a power vacuum, leading to a civil war. Octavian, later Augustus, emerged victorious, heralding the Roman Empire’s birth.
Under Augustus, the empire experienced the Pax Romana, a 200-year period of relative peace and stability. Augustus reformed the military, established efficient administrative systems, and initiated grand construction projects. The empire's borders expanded, encompassing territories from Britain to Egypt and from Spain to the Euphrates. Roman legions, renowned for their discipline and engineering prowess, secured and maintained these vast territories, building roads, fortifications, and cities that facilitated control and integration.
The Roman Empire’s society was hierarchical, with a rigid class system. At the top were the patricians, wealthy elites who held significant political power. Below them were the plebeians, free citizens with limited political influence, and the vast numbers of slaves who formed the backbone of the economy. The family unit was central, governed by the paterfamilias, the male head who held absolute authority.
Culturally, the Romans were eclectic, absorbing and adapting elements from the civilizations they encountered, particularly the Greeks. Roman art, literature, and philosophy reflected this synthesis, creating a rich cultural tapestry. Latin, the Roman language, became the lingua franca of the Western world, influencing numerous modern languages.
Roman architecture and engineering achievements were monumental. They perfected the arch, vault, and dome, constructing enduring structures like the Colosseum, Pantheon, and aqueducts. These engineering marvels not only showcased Roman ingenuity but also served practical purposes, from public entertainment to water supply.
Welcome to TechSoup New Member Orientation and Q&A (May 2024).pdfTechSoup
In this webinar you will learn how your organization can access TechSoup's wide variety of product discount and donation programs. From hardware to software, we'll give you a tour of the tools available to help your nonprofit with productivity, collaboration, financial management, donor tracking, security, and more.
2024.06.01 Introducing a competency framework for languag learning materials ...Sandy Millin
http://sandymillin.wordpress.com/iateflwebinar2024
Published classroom materials form the basis of syllabuses, drive teacher professional development, and have a potentially huge influence on learners, teachers and education systems. All teachers also create their own materials, whether a few sentences on a blackboard, a highly-structured fully-realised online course, or anything in between. Despite this, the knowledge and skills needed to create effective language learning materials are rarely part of teacher training, and are mostly learnt by trial and error.
Knowledge and skills frameworks, generally called competency frameworks, for ELT teachers, trainers and managers have existed for a few years now. However, until I created one for my MA dissertation, there wasn’t one drawing together what we need to know and do to be able to effectively produce language learning materials.
This webinar will introduce you to my framework, highlighting the key competencies I identified from my research. It will also show how anybody involved in language teaching (any language, not just English!), teacher training, managing schools or developing language learning materials can benefit from using the framework.