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240 articles for “Rise Time”
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Performance Estimation of VLSI Design
Abstract: This paper explores performance estimation of VLSI design using simple RC delay model based an Elmore Delay Method. In this paper Pre-layout & Post-layout VLSI design flow for delay convergence is also shown.
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 2, 2014 · pp. 59–66 Read article
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Optimization of Control Parameters Based on Genetic Algorithm Technique for Integrated Electrohydraulic Servo Actuator System
Abstract: Electrohydraulic servo systems have been used in industry in a wide number of applications. Its dynamics are complex and highly nonlinear, these features significantly add uncertainty to the controller design procedure. Therefore, it is a demanding task to obtain a precise mathematical model of controlled servo systems. The present paper presents the development of a detailed non-linear mathematical model of the ISA and a computer simulation program using MATLAB/SIMULINK package. …
Published in Journal of Mechatronics and Automation · Vol. 6, Issue 3, 2019 · pp. 24–41 Read article
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Design and Performance Analysis of Full Adder Cell using FinFET Technique at 32nm Technology
Abstract: AbstractIn this paper, discussed is the comparative analysis of complementary MOS (CMOS) and dual gate-FinFET (fin shaped field effect transistor) based full adder cell design. To reduce the average power, average current and maximum current of 1-bit full adder circuit a new high DG-FinFET technique is presented. Use of double-gate FinFET technology provides low leakage and high performance operation. For MOSFET transistor model, a predictive technology model (PTM) BSIM4 and …
Published in Journal of Microelectronics and Solid State Devices · Vol. 4, Issue 3, 2017 · pp. 1–8 Read article
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Performance Analysis of Complimentary Pass Transistor Logic Based Multiplexer Using Dual-gate FinFET Technology
Abstract: AbstractThis paper presents the design and analysis of double gate FinFET complimentary pass transistor logic (CPL) multiplexer. The circuit of multiplexer (MUX) using CPL is used for comparison of performance parameters like average power consumption, rise/fall time, delay, slew rate, PDP and EDP. Multiplexer is a digital circuit, it has inputs and select line; select lines are used for select input lines to transfer data to the output end. The …
Published in Journal of Microelectronics and Solid State Devices · Vol. 5, Issue 1, 2018 · pp. 41–48 Read article
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Comparison of Flow Process Values for Different PID Controller Techniques
Abstract: The main objective of this paper is to find the best and suitable controller that can be applied for a flow process in a real system. The flow process is done in a cylindrical tank of cascade system. The search of PID controller is done by the steps of acquiring transfer function from the real time open loop response and invoking it to the various tuning techniques of PID controller …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 1, 2015 · pp. 9–13 Read article
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Design of PID Controller using PSO Algorithm for PFR System
Abstract: AbstractThe paper presents to design Proportional-Integral Derivative (PID) controller parameters for PFR system using Particle Swarm Optimization (PSO) Algorithm. The design goal is to minimize the optimal parameters of the integral errors and reduce transient response by minimizing overshoot, settling time and rise time of step response. First an objective function is defined, and then by minimizing the objective functions using PSO Algorithm. The PFR system is very important equipment …
Published in Current Trends in Signal Processing · Vol. 8, Issue 3, 2018 · pp. 24–28 Read article
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Implementing State Feedback Controller on Three-Tank Mixing Process
Abstract: This paper mainly focuses on the modeling and designing of state feedback with integral controller on three-tank mixing process. The main purpose of this paper is to compare the control performance between state feedback and PID controller that is designed with relay feedback method. The performance of the state feedback controller has been carried out and found satisfactory in terms of settling time, peak overshoot, rise time and overall performance. …
Published in Journal of Control & Instrumentation · Vol. 4, Issue 3, 2013 · pp. 1–6 Read article
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Voltage Stabilization of Electric Vehicle Charger Using Fractional Order PID Controller
Abstract: In this study, a comprehensive analysis of the stability of Phase-Shifted Full Bridge DC-DC converter with zero voltage crossing is carried out by applying PID controller tuned using Ziegler Nichols tuning method, Cohen Coon method and Fractional Order PID controller using Genetic Algorithm optimization technique. First, the system specifications for the fast charging of electric vehicles were defined, from which converter parameters were then calculated. From the converter topology, the …
Published in Journal of Control & Instrumentation · Vol. 13, Issue 2, 2022 · pp. 14–26 Read article
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Performance-Based Fire Safety Assessment and Optimization of a Mixed-Use High-Rise Building Using NBC 2016, Hydraulic Adequacy, and Evacuation Time Analysis
Abstract: This paper presents a performance-based fire safety assessment of a simulated 92 m mixed-use high-rise building containing parking, commercial, office, and residential occupancies. Rather than relying only on prescriptive compliance, the study evaluates whether the installed fire protection strategy can maintain tenable conditions and deliver adequate suppression performance during a credible design fire. Using the base data supplied for the Metro Central Tower case, the work determines fire load density, …
Published in Journal of Industrial Safety Engineering · Vol. 13, Issue 2, 2026 · pp. 1–9 Read article
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Comparative Analysis of P, PI, and PID Controllers Based on Time Domain Specifications
Abstract: In this research, proportional (P), proportional-integral (PI), and proportional-integral-derivative (PID) controllers utilized in control systems are thoroughly compared. The study attentions on assessing system presentation with time-domain specifications such as rise time, settling time, overshoot, and steady-state error. Mathematical modeling and controller design are discussed, shadowed by analytical comparison. The results establish that while P and PI controllers offer simplicity, PID controllers provide superior performance in terms of stability and …
Published in International Journal of Advanced Control and System Engineering · Vol. 4, Issue 2, 2026 Read article
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Controlling and Management of the MEMS IMU's temperature with a Peltier Plate
Abstract: Due to its small size, light weight, low consumption of electricity, and low cost, micro-electro-mechanical systems, or MEMS, IMUs (Inertial Measurement Units) have been increasingly popular in robotics, UAVs, and UGVs (Unmanned Ground Vehicles) in recent years. MEMS IMUs combine a 3-axis accelerometer, 3-axis gyroscope, 3-axis magnetometer, thermometer, and other components into a single microchip; nevertheless, the accuracy of MEMS gyroscopes is sometimes poor, particularly when temperature is considered, and …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 3, 2023 · pp. 36–45 Read article
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Investigation on Direct Torque Control of BLDC Motor Using Various Controllers
Abstract: BLDC Stands for brushless DC Motor. Direct torque control is a type of a vector control. Direct Torque control consist of two control loops one is speed control and other one is torque control. For the purpose of speed control several speed controllers are used in this work such as PI, PID Controller and Fuzzy Controller. PID Controller was used for better speed response, no steady state error but due …
Published in Journal of Instrumentation Technology & Innovations · Vol. 11, Issue 2, 2021 · pp. 19–30 Read article
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Time Domain Analysis in an On-chip High Speed RLCG Interconnection Network at 0.18 µm Technology
Abstract: In this model, the time domain waveform is evaluated for calculation of delay time, peak time, settling time, damping ratio and natural frequency for a second order RLCG interconnect network. It can also be used for multiple interconnect systems but for higher order systems it is ignored due to accurate analysis. The model is applied to a single resistance-inductance-capacitance-conductance model which can also be extended to multi-interconnect systems to analyze …
Published in Journal of VLSI Design Tools and Technology · Vol. 1, Issue 1-2-3, 2011 · pp. 57–67 Read article
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Design and Simulation of Ternary Gates Using Fin-FET
Abstract: In recent years, digital communication system has becomes more popular. But the on-chip interconnections have become a major problem as more and more modules are packed into a chip by reducing the gate size. As the gate size is reduced further the complexities in the circuit increases. Binary logic circuit dissipates a lot of energy, increase processing time, and causes coupling effect. In the Ternary logic system, there are three …
Published in Journal of Semiconductor Devices and Circuits · Vol. 2, Issue 3, 2015 · pp. 4–18 Read article
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Modeling and Simulation of Feed Forward Temperature Controller with Effect of Higher Gain on Chemical Reactors Heat Exchangers
Abstract: Chemical reactors are widely used in pharmaceutical process industries. The temperature controller design is an essential part of heat exchangers (HE) design for such reactors. The goal of this research is to design and validate the Feed Forward (FF) temperature compensator for the stared tank chemical rectors. The aim is to analyze the impact of high turbulence (Gain) performance on step response. For temperature management, a transfer function (TF) control …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 30–40 Read article
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Design and Analysis of Low-Power CMOS Inverter Chains for High-Speed Digital Circuits
Abstract: This report briefly explains the design process, structure, and evaluation of a CMOS inverter designed using a 45 nm technology process with a focus on its propagation delay and power consumption. Moreover, the CMOS inverter design will be created using the Cadence Virtuoso design environment, along with a post-layout analysis of the design. Performance evaluation of the designed circuit will be carried out through the execution of a transient analysis …
Published in Journal of VLSI Design Tools and Technology · Vol. 16, Issue 1, 2026 · pp. 40–57 Read article
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ANN-Based Adaptive Rotor Current Control for DFIG Wind Systems: A Comparative Dynamic Analysis
Abstract: The variability of rotor current management in Doubly Fed Induction Generator (DFIG)-based wind energy conversion systems is crucial for maintaining stability in power extraction under fluctuating wind and grid circumstances. Traditional proportional-integral (PI) controllers, despite their ease of use, frequently exhibit diminished performance when faced with parameter uncertainty, nonlinear behaviors, and rapid wind fluctuations.This paper presents an adaptive rotor current control strategy, which is an Artificial Neural Network (ANN)-based approach …
Published in Journal of Power Electronics and Power Systems · Vol. 16, Issue 1, 2026 · pp. 41–53 Read article
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Comparison of Mamdani and Sugeno Fuzzy Inference Systems for a Three Tank Level Control System
Abstract: The level control of a three tank system has become a research focus due to the nonlinear process and multivariables. It is well known that the conventional controllers are suitable to control linear processes and their design is based on the exact mathematical model. In this paper, we developed a mathematical model for a three tank system and proposed an effective controller design based on fuzzy logic by which more …
Published in Journal of Control & Instrumentation · Vol. 5, Issue 2, 2014 · pp. 14–20 Read article
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Controller Performance Assessment (CPA) of Intelligent Control for Non-linear System
Abstract: The objective of this paper is to design and undertake comparative analysis of classical and intelligentcontrollers for nonlinear system. These controllers are compared based on controller performanceassessment in which the different parameters as overshoot, steady-state error, rise time, settling time,response of reference change and output variance are analyzed. To achieve these objectives, the water tankcontrol problem as nonlinear system has been built in Simulink and implementations traditionally classicalcontroller and advance …
Published in Journal of Control & Instrumentation · Vol. 1, Issue 1-2-3, 2011 · pp. 25–33 Read article
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Design of Digital Controller for An Unstable CSTR Process
Abstract: Continuous Stirred Tank Reactor (CSTR) plays a vital role in almost all the chemical industrial processes. CSTR is a highly nonlinear process exhibiting stable and unstable steady state at different regions. Control of the temperature of the CSTR process in the entire operating range is a difficult task. This paper deals with the design of a digital pole placement controller for a jacketed chemical reactor system which is an open …
Published in Journal of Electronic Design Technology · Vol. 5, Issue 3, 2014 · pp. 1–6 Read article