SEARCH ENGINEERING RESEARCH PAPERS

DSP digital signal processing papers recent 2014




Allocation of FPGA DSP-macros in multi-process high-level synthesis systems.
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Allocation of FPGA DSP-Macros in Multi-Process High-Level Synthesis Systems Benjamin Carrion Schafer total design Area 7 Page 8. FPGAs DSP-macros High-end FPGAs have large number of DSP-macros, but cannot be used for consumer products

Modelling and Realisation of a Three-Level PWM Inverter Using a DSP Controller
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ABSTRACT To overcome the limitations in voltage and power conventional two-level inverters and in order to improve the spectrum of the output voltage, multilevel inverters are being widely used. In the first part of this paper, the structure and the model of this power inverter

Software Power Analysis for Embedded DSP Software
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ABSTRACT Power is a major design constraint for low power applications. Its consumption during the execution of the software program is an important issue in designing low power embedded devices. This so called software power can be reduced in many ways. By

Implementation of Cascaded H-Bridge Multilevel Inverter using MATLAB-DSP (ezDSP28335) Interfacing
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ABSTRACT This study demonstrates, the generation of triggering signals using SPWM technique for a seven level H-Bridge cascaded inverter with the help of MATLAB-DSP interfacing without using EPWM block and presents the final output of the

Advanced DSP Techniques Enabling High Spectral Efficiency and Flexible Transmissions
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Over the past decade, advances in optical hardware such as external modulators, narrow- linewidth lasers and 90 hybrids have enabled DSP algorithms from wireless/copper-wire communications to be applied in coherent optical communication systems. Coherent

Research on the Force-Position Switching Control System of Wire Bonding Head on DSP
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High Performance Adaptive Sigma Delta Modulator Design (using LMS Algorithm) for Performance Enhancement of DSP Processors and FPGA Synthesis of
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Abstract Enhancement of the performance and speed of the Digital Signal processing processors are the major challenge due to its wide spread real world applications. At the same time high quality (less erroneous) and high speed digital inputs are required for

Spectral Efficiency Improvement with Beating Interference Reduction by Iterative DSP in a Multiband DDO-OFDM Receiving System
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ABSTRACT For an efficient enhancement of the data capacity, multiband configuration has been widely applied in direct-detection optical orthogonal frequency division multiplexing (DDO-OFDM) system recently. To improve the spectral efficiency, we propose a signal-

Digital Systems Design Based on DSP Algorithms in FPGA for Fault Identification in Rotary Machines
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ABSTRACT This paper deals with a top down design methodology to DSP algorithms based on FPGA. Additionally, DSP algorithms, such as FIR filters, fast Fourier transform (FFT), and the high-frequency resonance technique (HFRT), are implemented in the hardware

DSP-based optical character recognition system using interval type-2 neural fuzzy system
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The aim of this paper is to solve optical character recognition (OCR) problem using the interval type-2 neural fuzzy system (IT2NFS) with stable learning mechanism and uncertainty bounds operations for computation speedup and implementation on digital

High speed micromouse servo controller based on DSP and FPGA
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Abstract Micromouse is an intelligent walking robot using embedded technology, depending on sensors for navigation, which consists of the ability to collect and gather information of the complex maze" after forward and backward searching without human

A DSP-based Robust Position Controller of a Single-sided Linear Induction Motor for Automatic Picking System.
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Abstract For application of a single-sided linear induction motor (LIM) to an automatic picking system (APS), this paper presents a DSP-based robust position controller design using an integral sliding mode control (SMC) scheme. To operate a movable ejector in the

Design and Implementation of Self-validating Pneumatic Actuator Hardware System Based onDSP and MCU
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Abstract Self-validating (SEVA) pneumatic actuator is a new generation of actuator which can not only give the corresponding output according to the input control variable but also give the accuracy of the control output and status of the actuator itself and other Design and implementation of a novel technique for the detection of broken rotor bar of the induction motor is presented. At first, the discrete wavelet transform (DWT) is performed on the windowed steady state stator currents and then discrete Hilbert transform is utilised to

Design and Implementation of Digital Communication Platform Based on FPGA/DSP
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Abstract. A method to design and implement digital communication platform was in introduced in this paper. The platform based on software radio method can change modulation method conveniently without the change of hardware system because it used

Research on Applied Technology in Digital Signal Processor (DSP)
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ABSTRACT Based on the advance of computer and modern electronic technology, technology of digital signal processor (DSP) and DSP chips have mutual promotion. And the functions of DSP chips have been improved greatly and the fields in which they are applied have also

An OpenCL Runtime and Scheduler for Embedded Multicore DSP Parallel Systems
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ABSTRACT We address the problem that multicore DSP system doesn't support OpenCL programming. We designed compiler and proposed a runtime framework for TI multicore DSP, by which OpenCL parallel program could take advantage of multicore computing

Design and Implementation of a DSP based High-Performance DG Inverter
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ABSTRACT This paper presents a DSP based high-performance power flow control scheme for the distributed generation (DG) inverter. The design of control scheme is based on a detailed dynamic model of the 3-phase voltage sourced inverter. In the dynamic model,

Model Based Design of Video Tracking Based on MATLAB/Simulink and DSP
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ABSTRACT The implementation of digital image processing on electronic boards is a current problem. In this study, we present a Model-Based Design of video tracking based on Matlab/Simulink and DSP. The implementation on DSP, of multi-objects detection and

DSP Chip of Compressed Sensing Algorithm for Bio-Sensor Application
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ABSTRACT To reduce the power consumption of bio-sensors which will be potentially implanted into human body, compressed sensing is introduced by taking advantage of the sparsity of bio-signals. Using 32nm CMOS technology, the prototype is able to achieve 10-

The Design of Digital Filter Based on DSP Builder
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Design and Implementation of Signed, Rounded and Truncated Multipliers using Modified Booth Algorithm for Dsp Systems.
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ABSTRACT Multipliers have a significant impact in the performance of the entire Dsp system. Many high-performance algorithms and architectures have been proposed to accelerate multiplication without increasing the hardware. In previous papers, the truncation error is

Force-Position Adjustment Design of Tractor Hitch System Based on DSP CCS
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Tractor Electro-Hydraulic Hitch System Design Based on DSP
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DSP of Biomolecules
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For the design and modeling of chemical plants, process calculations are carried out during the whole process life cycle. Especially in the case of the synthesis, simulation, and optimization of separation processes, the phase equilibrium of the system to be separated

Implementation of Reconciliation Protocol Based on DSP
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Optimization of FIR filter implementation for FMT on VLIW DSP
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ABSTRACT The paper summarizes the FMT modulation prototype filter design and its efficient implementation on DSP. The optimum design of algorithms for digital signal processors with VLIW architecture is described. Using this new approach it was, for example, possible to

DSP Lab Manual
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The hardware experiments in the DSP lab are carried out on the Texas Instruments TMS320C6713 DSP Starter Kit (DSK), based on the TMS320C6713 floating point DSP running at 225 MHz. The basic clock cycle instruction time is 1/(225 MHz)= 4. 44

IPRAR: A DFG-Based Approach to Instruction Clustering for Multicluster VLIW DSP Processor with SIMD Structure
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ABSTRACT Modern Very Long Instruction (VLIW) DSP can improve performance by using instruction-level parallelism (ILP) and obtain better parallelism through instruction clustering. The essence of clustering is resource allocation. Traditional clustering method assumes

RECONFIGURABLE AND MODULAR BASED SYNTHESIS OF CYCLIC DSP DATA FLOW GRAPHS
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ABSTRACT The conventional high level synthesis techniques target DSP algorithms onto architectures using basic functional units such as adders or multipliers. In this paper, a scheme for the partitioning of the data flow graph of a DSP application for a high-level

An Overview of Reconfigurable Hardware for Efficient Implementation of DSP Algorithms
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ABSTRACT Reconfigurable hardware is emerging as the best option for the efficient implementation of complex and computationally expensive signal processing algorithms. Reconfigurable hardware exploits the benefit of high of computational efficiency of

DSP (Digital Signal Processing) IN ARRAY
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ABSTRACT This paper deals with the continuous development of digital signal processing in the field of test and measurement. Digital signal processing (DSP) is concerned with the representation of signals by a sequence of numbers or symbols and the processing of

Simplified Algorithm of Three-Level SVPWM with DSP
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ABSTRACT This paper researches the three-level SVPWM algorithm with DSP. In order to simplify the section judgment and the time calculation of space vector, save the resource of DSP and improve the performance, this paper presents a method that divides the space

DSP
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Programming TI KeyStone II-based ARM+ DSP devices using industry standard tools
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ABSTRACT Heterogeneous multicore architectures are used to meet the demanding needs of data and signal processing intensive applications such as those found in the high performance computing and defense markets. While heterogeneity is a powerful design

Experiments in Mapping Expressions to DSP Blocks
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ABSTRACT Mapping complex mathematical expressions to DSP blocks by relying on synthesis from pipelined code is inefficient and results in significantly reduced throughput. We have developed a tool to demonstrate the benefit of considering the structure and

DESINGING DSP (0, 1) ACCEPTANCE SAMPLING PLANS BASED ON TRUNCATED LIFE TESTS UNDER VARIOUS DISTRIBUTIONS USING MINIMUM
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ABSTRACT In this paper DSP (0, 1) sampling plans for truncated life tests are developed using minimum angle method, when the life time of the items follows some selected distributions. The design parameters of the sampling plan are determined for pre-determined

Design and Implementation of enhanced BZ-FAD Multipliers for DSP Applications
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ABSTRACT This paper presents a comparative study of Field Programmable Gate Array (FPGA) implementation of standard multipliers using Verilog HDL. Multiplier is a good candidate for digital signal processing (DSP) applications such as finite impulse response

Design and Implementation of Low Power High Speed VLSI DSP System for Multirate Polyphase Interpolator
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Multirate filtering to provide signal processing in wireless communication system. There are many applications in which sampling rate must be changed. Recent advances in mobile computing and communication applications demand low power and high speed VLSI DSP

Recent Review of Active Noise Control Systems Using DSP Based Adaptive Algorithms
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ABSTRACT This paper represents a short review of active noise control (ANC) with the emphasis on ANC systems implemented by using DSP algorithm. The physical mechanism behind active noise control, based on which local silence zones can be created is detailed

Design and Implementation of DS-CDMA on TMS320C6713 DSP Kit
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ABSTRACT This paper describes how DS-CDMA (Direct Sequence-Code Division Multiple Access) technique in CDMA communication system is used and how it can be implemented on a DSP Starter Kit Board. Walsh Hadamard orthogonal codes are used as orthogonal

Integration of Simulation Software and Loudspeaker DSP for Numerical Sound System Optimization
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Summary Until now simulation programs have to be used to predict the quality of a sound system in regards to sound coverage and achievable performance. Such programs are used since now 30 years for conventional loudspeaker but nowadays also for steered columns

DSP-Based Speed Adaptive Flux Observer of Induction Motor
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ABSTRACT The main motive to present this paper is to observe the speed of induction motor with the help of digital signal processing. this is based on adaptive control function. This method is based on adaptive control theory. Experimental results of a direct field oriented

Doppler Spectrogram Calculation Using DSP Processor MATLAB
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ABSTRACT Doppler echocardiography is a method for detecting the direction and velocity of moving blood vessels within the heart. It uses Doppler's shift principle that there is change in frequency of ultrasonic waves relative to the motion of moving blood cells. The change in

Design of Coarse Grain Architecture for DSP Application
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ABSTRACT CGRAs consist of an array of a large number of function units (FUs) interconnected by a mesh style network. In stream-based applications, such as telecommunications, data encryptions, and signal processing are the workloads in many

Using IAR Embedded Workbench for ARM compiler vectorization to enhance DSPperformance for ARM Cortex-A NEON units
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To meet the requirements of next generation multimedia processing, ARM introduced the NEON coprocessor. NEON technology is a wide SIMD data processing architecture which is an extension to the ARMv7 architecture, and is available for all current ARM Cortex-A

Matlab/Simulink Generated FPGA Based Real-time HIL Simulator and DSP Controller: A Case Study
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ABSTRACT. The paper reports the development of a case study for creating a unified development environment for the process of code generation from Matlab/Simulink into both HDL and C languages of FPGA and DSP targets. The FPGA is used for the Hardware-In-

A MATLAB-BASED MAGNITUDE RESPONSE GAME FOR DSP EDUCATION
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ABSTRACT We present a Matlab-based game, teaching the interplay between the pole-zero chart of a linear filter and its magnitude response. The estimation error, which acts as a game score, is based on concepts undergraduate students learn during elementary signal

The design of DSP/FPGA based maneuvering target tracking system
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ABSTRACT Debiased converted measurement Kalman filter based IMM (IMM-DCMKF) algorithm is a commonly used maneuvering target tracking algorithm, which is combined with the interacting multiple model (IMM) and the debiased converted measurements

Swift and Approximate 8 bit Multiplier for Embedded DSP Applications: A Review
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ABSTRACT At present era energy consumption in every portable and embedded device is main issue. As we know processor is part of portable and embedded device and multiplier unit is important part of processor. So this paper presents the FPGA comparison, delay

Hardware Realization of DSP FPGA based Digital Motion Controller for BLDC Motor
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ABSTRACT In this paper, an efficient PID Based Motion Controller for BLDC Motor is implemented on DSP FPGA platform. Here PID Motion Controller is implemented on DSP and Motor Position Decoder is implemented on FPGA. DSP board communicates with

Experimental Evaluation of PWM Control Technique for an NPC Inverter to feed an Asynchronous Machine Using DSP Controller
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ABSTRACT This paper discuses modelling and control of an a neutral point clamped (NPC) inverter called three-level inverter witch operates with the PWM switching pattern using DSP. The mathematical model of the (NPC) inverter is carried out using the conversion and

Analysis of Low Power, Area and High Speed Multipliers for DSP Applications
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ABSTRACT Multipliers are plays an important role in today's digital world. Usually multipliers have different types of methods like Braun's multiplier, Booth multiplier, Wallace Tree multiplier, Systolic Array multiplier. In this project, various methods of Multipliers are

PS508: PG Laboratory II-(Microcontroller and DSP Laboratory)
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PG Laboratory II-(Microcontroller and DSP Laboratory) Teaching Scheme Examination Scheme Practical: 6 hrs/week Continuous evaluation: 50 Marks End evaluation: 50 Marks

DSP IMPLEMENTATION OF TURBO EQUALIZATION BASED UNDERWATER ACOUSTIC MODEM
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ABSTRACT In this paper, the real time implementation of frequency domain turbo equalizer for single carrier underwater acoustic communication is investigated. The whole receiver system is implemented on a floating point DSP TMS320C6727B board. Through careful

Implementation of Chaotic Systems for Secure Communications in Embedded DSP System
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ABSTRACT In this work, we present results about the implementation of chaotic generators with DSPs, which were programmed in C language. The main idea is about the synthesis of chaotic generators using DSK 5510 Texas instrument development card. The Lorenz

RT-DSP Using See Through
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ABSTRACT Engineering educators teaching digital signal processing (DSP) have found that using hands-on exercises for students can smooth the transition from theory to practical real- time DSP. However, before significant learning can begin using such exercises, students

Heuristic Multiuser Detectors: A DSP Implementation Perspective
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ABSTRACT This work investigates issues concerning the computational complexity of multiuser receivers in direct sequence code division multiple access (DS/CDMA) systems based on heuristic techniques and implemented on commercial platform for digital signal

Efficiency Improvement for Switching Power Supply at Light Load Using DSP Control
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ABSTRACT This paper describes a digital control method for efficiency improvement of switching power circuit at light load with C2000 Series DSP (Texas Instruments Inc.). In this work, we use the DSP to adjust the link voltage between a bridgeless PFC AC/DC

CRC AND LOOK-UP TABLE ASSISTED ERROR CORRECTION IN A CONVOLUTIONAL CODED SYSTEM ON DSP
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ABSTRACT Cyclic Redundancy Codes (CRC) code provides a simple, yet powerful, method for the detection of errors during digital data transmission and storage. Among Forward Error

Comparative Analysis of DSP Interpolation Process for Diverse Insertion Techniques and FIR Filtering
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ABSTRACT In many digital signal processing (DSP) applications, it is required to increase the number of samples that a discrete time signal contains; this process is called interpolation and it implies an estimation of the values to be inserted. In this work, a

Comparative Performance Analysis of Fast Fourier Transform on ARM and DSP Core Using Standard Benchmarks
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ABSTRACT This paper focuses on a sort of benchmarking and is intended to compare the performance of ARM core and DSP core using some Standard Benchmark or program. First a Standard Benchmark Dhrystone was used, which is an open source benchmark. It was

Architecture and Algorithms for Effective Utilisation of DSP Chips in image Processing
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ABSTRACT The effective use of a (single) Digital Signal Processor (DSP) chip as an image processing accelerator for a conventional microcomputer such an AT is critically examined. The focus is on non-linear and" adaptive" window based image operations, for which two

Field Oriented Control of a Permanent Magnet Synchronous Motor using a DSP
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ABSTRACT This paper deals with the vector control of a Permanent Magnet Synchronous motor (PMSM) employing Sinusoidal Pulse Width Modulation. These motors are becoming increasingly popular in industrial applications due to their high-efficiency, fast dynamic

Optimization and Evaluation of Image-and Signal-Processing Kernels on the TI C6678 Multi-Core DSP
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ABSTRACT Power efficiency is an important aspect in today's high-performance embedded computing (HPEC) systems. Digital signal processors (DSPs) are well known for their power efficiency and are commonly employed in embedded systems. Increasing computational ABSTRACT This paper presents an implementation of a novel lane edge feature extraction algorithm based on digital interpolation. The method is based on the observation that by zooming towards the vanishing point, the positions and the sizes of the lanes will not

DSP-Based Controller For Direct Torque Control Of Induction Motor Drives In Railway Traction System
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ABSTRACT This paper presents the implementation of Direct Torque Control (DTC) on a highly flexible Digital Signal Processor (DSP)-based controller. The flexible structure of this controller permits implementation of control techniques for induction motor drives in

Development and optimization of a DSP-based real-time lane detection algorithm on a mobile platform
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ABSTRACT In this study, image processing-based real-time lane detection, which is one of the significant problems in autonomous vehicle control, is explored. A mobile robot platform is developed for that purpose. The motion of the mobile robot is provided by 4 direct current

An efficient and flexible modelling approach for multi-DSP system
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ABSTRACT With the development of the information technology, single digital signal processor (DSP) cannot meet the requirements of massive data processing. Multi-DSP parallel processing mode has been commonly used in real-time information processing system.

Adaptive Recurrent Functional-Link-Based Petri Fuzzy-Neural-Network Controller for a DSP-Based Induction Motor Servo Drive System
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servo drive to achieve high dynamic performance is proposed. The proposed IACS comprises a recurrent functional-linkbased Petri fuzzy-neural-network (RFLPFNN)

FREEDSP: A LOW-BUDGET OPEN-SOURCE AUDIO-DSP MODULE
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ABSTRACT In this paper, the development and application of a universal audio-DSP (digital signal processor) board will be described. It is called freeDSP. Our goal was to provide an affordable real-time signal processing solution for researchers and the do-it-yourself

Comparison of Multiplier Accumulator Architectures for DSP Applications
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ABSTRACT This paper presents several architectures and designs of 8-bit Multiplier Accumulator (MAC) for DSP applications. Modifications have been made to existing architectures and their performances compared for speed, area and power consumption.

Intelligent Route Discovery through DSP Algorithm in Vehicular Ad-Hoc Networks
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ABSTRACT A vehicular ad hoc network is also known as a vehicular sensor network by which base station. Vehicular ad-hoc network is different from all other form of ad hoc network

Teaching Digital Signal Processing on Smartphones: A Mobile DSP Laboratory
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ABSTRACT This show and tell provides an interactive demo of a newly developed educational paradigm for teaching applied or real-time digital signal processing courses. It involves the utilization of smartphones to implement digital signal processing algorithms in real-time

Protecting DSP Circuits through Obfuscation
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ABSTRACT This paper presents a novel approach to protect digital signal processing (DSP) circuits through obfuscation by using high-level transformations. The goal is to design DSP circuits that are harder to reverse engineer. High-level transformations of iterative data-

Recent Development of Bone-Conductive Microphone in DSP
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ABSTRACT This article presents recent developments on ongoing challenges in bone electronics for medical devices, this article focuses on areas that will advance bone

Resource Efficient Reconfigurable Processor for DSP Applications
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ABSTRACT Reconfigurable processor will configure the architecture based on the application. In general processor consists of data path, control and memory unit. In proposed system CSLA (Carry Select Adder) with BEC (Binary to Excess Converter) and CSLA with

DSP based Control of BRUSHLESS DC Motor Drive
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ABSTRACT This paper refers to the design of a motor control system required for a brushless DC motor control application. The paper work includes the design and development of the necessary hardware supported by appropriate embedded software. The BLDC motor has

Low-Power DSP Folded Tree Architecture for WSN by Using Routing Technique
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ABSTRACT Low power DSP architecture is required in all applications. Wireless communication exhibits the highest energy consumption in wireless sensor nodes. Given their limited energy supply from batteries or scavenging, these nodes must trade data

100 Gb/s CFP coherent transceiver enabled by power-optimized DSP
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ABSTRACT Summary We demonstrate a fully engineered 100 Gb/s CFP coherent transceiver enabled by power-optimized digital signal processing. We confirmed stable real-time SMF transmission up to 840 km with 1/3 power dissipation compared with a 5 7 MSA

Low Area Power-Aware FIR Filter for DSP
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ABSTRACT Digital signal processing (DSP) is used in wide range of applications such as telephone, radio, video, etc. Most of DSP computations involve the use of multiply accumulate operations and therefore the design of fast and power efficient mutiplier is

image fusion with generalised Gaussian and Alpha-Stable distributions. In 15th International Conference on Digital Signal Processing (DSP 2007) Wales, UK.(
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ABSTRACT This paper describes a new methodology for multimodal image fusion based on non-Gaussian statistical modelling of wavelet coefficients of the input images. The use of families of generalised Gaussian and alpha-stable distributions for modelling image

Additional Experiments for Communication System Design Using DSP Algorithms
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Continuous-phase frequency shift keying (FSK) is often used to transmit digital data reliably over wireline and wireless links at low data rates. Simple receivers with low error probability can be built. The block diagram of an M-ary FSK transmitter is shown in Figure 19.1.

An Efficient Implementation of the Gradient-based Hough Transform using DSP slices and block RAMs on the FPGA
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ABSTRACT The gradient-based Hough transform is an im-provement of the original Hough transform. It is utilized to reduce substantially the computation quantity and make the detection more accurate using gradient information. The main contribution of this paper is

DSP-Based Control of Autonomous Vehicle Driven PMDC Motor
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ABSTRACT In this paper a direct current (DC) motor drive system for a vehicle tracking a given route is developed. The control of the system is performed using TMS320F2808 digital signal processor (DSP). The algorithm, which is used for DC motor control, is designed

A low power Custom DSP with a Programmable Truncated Multiplier
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ABSTRACT Most signal processing application performs truncated multiplication in order to reduce the growth in word size. When direct truncation is used it provide significant savings in power, area, complexity and timing at the same time introduces large amount of error in

Design of Optimized 64 Bit MAC Unit for DSP Applications
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ABSTRACT A Design Of Optimized 64 Bit MULTIPLIER AND ACCUMULATOR (MAC) Unit Is Implemented In This Paper. MAC Unit Plays Major Role in Many of The Digital Signal Processing (DSP) Applications. The MAC Unit Is Designed With The Combinations Of

DSP-based Multiple Power Tracker for Expandable Power System
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ABSTRACT A DSP-based multiple peak power tracking (MPPT) system approach for connected to individual peak power tracker units, which composed of paralleled COTS DC

A Reconfigurable Low Complexity Variable frequency filter for DSP Application
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ABSTRACT In general, warped filters are designed by replacing each unit delay of a digital filter with an all-pass filter. This requires two separate transformations for obtaining low-pass, high-pass, band pass or band stop filters. A reconfigurable warped architecture for FIR

The iDEA DSP Block Based Soft Processor for FPGAs
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DSP blocks in modern FPGAs can be used for a wide range of arithmetic functions, offering increased performance, while saving logic resources for other uses. They have evolved to better support a plethora of signal processing tasks, meaning that in other application

Intelligent Adaptive Backstepping H8 Tracking Control System for a DSP-Based PMSM Servo Drive
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H8 tracking control system (IABHTCS) for the position control of permanent-magnet synchronous motor (PMSM) servo drive. The IABHTCS incorporates an ideal backstepping controller, a dynamic recurrent-fuzzy-wavelet-neural-network (DRFWNN) uncertainty

DSP-Based Intelligent Adaptive Control System Using Recurrent Functional-Link-Based Petri Fuzzy-Neural-Network for Servo Motor Drive
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ABSTRACT This paper presents an intelligent adaptive control system (IACS) using a recurrent functional-linkbased Petri fuzzy-neural-network (RFLPFNN) for induction motor (IM) servo drive to achieve high dynamic performance. The proposed IACS comprises a RFLPFNN

DSP numerical overcurrent relay



Evaluation of DSP based Numerical Relay for Overcurrent Protection
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Abstract:The reliability and security electrical supply is an important factor in modern society. However, the increasing complexity of power systems makes it difficult for protection operation to achieve these objectives. Nevertheless, numerical relays embedded with

Improved power transformer protection using numerical relays
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His research interests include power system protection, digitalsignalprocessing and real-time computer applications in power systems. Overexcitation Excluded Figure 5. Application of the overcurrent principle with multiple settings. Page 13. 13 Advanced numerical methods

Test and evaluation time-inverse over-current protection algorithm using Simulink
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with Texas Instruments eXpressDSP tools in order to develop and validate digitalsignal processing and control builds a Code Composer Studio (TI software for programming TI DSPs) target for the TI TMS320C2000 DSP Platform

GRAPHICAL USER INTERFACE FOR DSC BASED NUMERICAL RELAY
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SMPS is used in our numeric protection relay because it is having many advantages over linear power MALAYSIA Communication Engineering for overcurrent

Identification of Overcurrent Relay Faults Using Backpropagation Neural Network
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Both general and actual over current relay faults are then converted into numerical data manually as A. For instance the general fault in Appendix A of Display Error Code Software Failure is defined as number one while the corresponding actual fault, DSP Chip Failure

The VLSI Design of a 92ksps 12-channel Protective Relay
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Keywords: digital signal processing, power system, pro- tection, CORDIC, co-ordination. 1 Introduction Since the beginning of the 1970's, uP or DSP-based hardware platforms have been utilized as a major technology for the digital or numericalrelay.

Testing the Influence of the Quality of the Supply Voltage on the Performance of a Numerical Relay
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The typical architecture of a numericalrelay consists of one or more DSP microprocessors as the computation hardware As aforementioned the numericalrelays perform many functions besides protection. The equipment under test is a multifunction overcurrentnumericrelay.

Enhancing overcurrent relay performance using wavelet packet transform
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DFT Discrete Fourier Transform DSPDigitalSignalProcessing DWPT Discrete Wavelet Packet Transform In this thesis we are interested in digital overcurrentrelay protection, the difference between digital relay and numericalrelay is based on the type of microprocessor used,

RMS Measuring Principles in the Application of Protective Relaying and Metering
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They were, an electromechanical time overcurrentrelay, and a numerical feeder relay that has an True rms and fundamental mode of operation. The rms calculation is done in the DSP and then made available to the main CPU for processing.

DESIGN ANALYSIS AND REALIZATION OF MICROCONTROLLER BASED OVER CURRENT RELAY WITH IDMT CHARACTERISTICS: A PROTEUS
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Nowadays a spurt is seen usage of Numericalrelays over conventional Electromechanical relays The design and the realization of Microcontroller based Overcurrent and Differential Relay more advanced and fast microcontrollers like Digital Signal Processors (DSP's) for both

RMS Measuring Principles in the Application of Protective Relaying and Metering
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They were, an electromechanical time overcurrentrelay, and a numerical feeder relay that has an True rms and fundamental mode of operation. The rms calculation is done in the DSP and then made available to the main CPU for processing.

A GENERAL PURPOSE HARDWARE FOR MICROPROCESSOR BASED RELAYS
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a set of mathematical equations implemented on a microprocessor that provides numerical estimates of general purpose hardware should be such that it is suitable for digitalsignal processing applications involving the A/D converter outputs into the memory of the DSP-16 board

MATLAB/SIMULINK
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Modeling relays for power system protection studies
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Page 3. ii ABSTRACT Numericalrelays are the result of the application of microprocessor technology in relay industry. Numericalrelays have the ability to communicate with its peers, are economical and are easy to operate, adjust and repair. Modeling of digital and

Real-time Hardware Emulation of a Multifunction Protection System
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Out) working on two different clock domains. 2.3.3 DigitalSignalProcessing Blocks (DSPs) Modern FPGAs not only provide a large capacity of configurable logic gates implement many complicated applications. The DSP slices have features like

Laboratory Simulation of Generator Protection
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In case of numericalrelays, most of the electrical protections can be taken care by a relay strategies, modeling them and testing them using high speed digitalsignalprocessing (DSP) boards and an 5) Overload and OvercurrentRelays [13]: Similar relays are used for these two

Advanced System for the Control of Work Regime of Railway Electric Drive Equipment
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After manual verification of the correct functioning of the DSP fuzzy processor ZA ; Imran, A. Algorithms and hardware design of modern numericovercurrent and distance Considerations for Distance Relays on Impedance-Grounded Systems, Protective Relay Engineers, 2008

POWER ELECTRONICS AND POWER SYSTEMS
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II Transient stability-swing equation-equal area criterion-solution of swing equation-Numerical methods-Euler and applications, Pearson, 2005 9. HA Toliyat, S.Campbell, DSP based Electro Avtar Singh and S. Srinivasan, DigitalSignalProcessing, Thomson- Brooks 2004 11.

MODERN SOLUTIONS FOR PROTECTING THE POWER SYSTEM TRANSFORMERS OF THE TRANSMISSION NETWORKS
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Digitalsignal-processing algorithms are used to filter the voltage and current inputs and calculate Although this feature gives large possibilities to fit numericalrelays to any kind of inverse time Overcurrent (50/51) Ground instantaneous and inverse time Overcurrent (50G/51G

Wind Farm Protection Using an IEC 61850 Process Bus Architecture
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with specific modules for power supply, central and communications processor, digitalsignal processing, contact inputs bus interface card but does not have the conventional DSP and Contact I real challenges are the capability of the processors used in numericalrelays and the


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