Search
34 articles for “Transients”
-
Performance Evaluation of 45kW Low Temperature Proton Exchange Membrane Fuel Cell System Using Simulation Techniques
Abstract: AbstractThe Low-Temperature Proton Exchange Membrane Fuel Cell (LT-PEMFC) has gained prominence as a promising solution for clean and efficient energy generation, particularly in the automotive industry, where stringent emission norms and sustainability goals are driving innovation. LT-PEMFC systems offer several inherent advantages, including high energy conversion efficiency, low operational temperature, rapid start-up capability, and compatibility with hydrogen as a renewable fuel source. These characteristics make them attractive for commercial vehicle …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 2, 2025 · pp. 25–39 Read article
-
Coupled Dynamics in Fluid-Structure Interaction Systems: A Review of Analytical and Computational Models
Abstract: Abstract: Fluid-Structure Interaction (FSI) systems embody the complex, coupled behavior between deformable or flexible structures and surrounding fluid flows. This interaction is inherently nonlinear and dynamic, posing significant challenges in modelling, simulation, and analysis. Understanding and accurately predicting the behavior of FSI systems is critical across a broad spectrum of engineering applications, including aerospace structures undergoing aeroelastic effects, underwater vehicles interacting with fluid currents, biomedical devices, such as heart valves …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 11, Issue 2, 2025 · pp. 1–5 Read article
-
A Review of Combustion Modeling Techniques for IC Engines: CFD Simulations and Experimental Correlations
Abstract: For a long time, internal combustion (IC) engines have been the mainstay of power generating and transportation systems. However, a move toward cleaner and more efficient engine technologies has been spurred by stricter pollution restrictions and growing environmental concerns. In this context, combustion modeling has emerged as a critical tool for understanding in-cylinder processes and improving engine performance. This review focuses on the evolution and application of various combustion modeling …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 1, 2025 · pp. 13–20 Read article
-
Stability Analysis of Type-III Wind Turbine Systems Using Radial Basis Function Networks (RBFNs)
Abstract: To accomplish power smoothing, contemporary controllers like adaptive and predictive controllers are used on both the machine and grid sides. Effective machine-side torque control requires robust technologies. Under order to maintain stable performance under nonlinear circumstances, this work employs the sliding mode control technique to control the pitch angle during disturbances. Even in situations where wind conditions fluctuate, the sliding mode control approach optimizes wind power generation by effectively resolving …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 10, Issue 2, 2024 · pp. 25–42 Read article
-
Numerical Analysis of Flow Characterization in a Continuous Crystallizer
Abstract: In this work, hydrodynamics in a draft tube continuous crystallizer is analyzed computationally through Ansys CFD to crystallization phenomena. Hindrance to fluid mixing and particle suspension due to vortexing can be overcome by providing baffles. A draft tube ensures that it directs the flow in vertical direction ensuring good axial blending. Here CFD simulations are performed using multiple reference frame (MRF) with sliding mesh approach in transient condition for flow …
Published in International Journal of Chemical Separation Technology · Vol. 2, Issue 2, 2016 · pp. 33–43 Read article
-
Numerical investigation of hydrodynamics of batch crystallizer
Abstract: In this work, hydrodynamics in a draft tubebatch crystallizer is analysed computationally using Computational fluid dynamics (CFD). The CFD simulations are performed using multiple reference frame (MRF) with sliding mesh approach in transient condition for flow time of 5s using the standard k-ε turbulence model. The flow-field in batch crystallizer is quantified by calculating time averaged velocity profiles along the horizontal line and by analysing the temporal variation of liquid …
Published in International Journal of Chemical Engineering and Processing · Vol. 3, Issue 1, 2017 · pp. 24–35 Read article
-
AN OVERVIEW OF OPERATION SYSTEM ORDER FOR DC- DC CONVERTER USING PULSE- WIDTH MODULATION
Abstract: To achieve the continuous power transmission, the behavior of dc-dc converter using pulse width modulation technique need to be analyzed in different operation modes. In this paper, review of operation system order for dc-dc converter using PWM that controls the power flow path between the source, load and the battery was done. The generator voltage, input frequency and loads demand with several operating states and control strategies are reviewed. The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 5, Issue 1, 2019 · pp. 38–44 Read article
-
Implementation of Standalone Photovoltaic Water Pumping System Employing Four Switch BLDC Drive and KY DC-DC Converter
Abstract: Solar based mostly water pumping system is obtaining a broad thought, since solar power is found to be the simplest resolution for the prevailing typical energy resources. Furthermore, solar PV (Photovoltaic) fed water pumping is favored technique among the remote regions for various applications. In this paper KY based mostly DC-DC device fed water pumping system with BLDC (Brushless DC motor) is proposed. Voltage ripple reduction is one among the …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 28–40 Read article
-
Power Quality Intensification in Power Distribution System by Fast Acting DSTATCOM with Y/∆ and T-Connected Transformer
Abstract: Mostly all domestic and industrial installation uses 3- section 4-wire distribution system, however just about appliances square measure single phased which can produce unbalance within the offer system conjointly typical masses like TV, personal computers, movable chargers, Air conditioners etc. uses power electronic converters and attracts non-sinusoidal currents, these 2 things could cause high neutral current and build harmonics within the offer system. it should cause wiring failures, rising of …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 1, 2017 · pp. 34–47 Read article
-
Power Quality Enhancement in a Distribution Network using allocation of D-STATCOM
Abstract: Modern power clients are getting truly caring with respect to the norm of the power, that will be conveyed to it. Speedy enhancements in current time are upgrading the office quality concerns. As we realize that with time not just the interest of amount of force has expanded yet in addition the nature of the force is worried by customers and the utilities, and the explanation being the rising necessity …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 1, 2021 · pp. 34–42 Read article
-
STATCOM in Power Systems: A Review
Abstract: This article presents a survey of the development of Static Synchronous Compensator (STATCOM) technology and its applications in power industry. The study is based on research articles, manufacturers’ websites, magazines and also news reports. Recently completed and ongoing projects have been highlighted here to describe the application trend of STATCOM. Voltage support, transient stability, power transfer enhancing, power factor improvement, three phase voltage balancing, active filtering capabilities have been illustrated …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 6, Issue 2, 2020 · pp. 39–51 Read article
-
Study of Modeling and Simulations of Permanent Magnet Synchronous Motor
Abstract: The modeling of permanent magnet synchronous motor field-oriented control is used for the operationof the drive. The simulation includes all realistic components of the system. This enables the calculationof currents and voltages in different parts of the inverter and motor under transient and steadyconditions. The losses in different parts are calculated, facilitating the design of the inverter. Closedloop control system with a proportional integral (PI) controller in the speed loop …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 1, 2021 · pp. 29–37 Read article
-
Edge Resource Allocation for Different IoT based Smart Devices in Real-Time Applications Processing
Abstract: Empowered by figuring resources at the network edge, data recognized from IoT contraptions can be taken care of and set aside in their nearby cloudlets to decrease the traffic load in the middle network, while various IoT applications can be run in cloudlets to reduce the response time between IoT clients (e.g., client gear in versatile networks) and cloudlets. Considering the spatial and transient components of each and every application's …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 8, Issue 2, 2022 · pp. 12–20 Read article
-
A Review: Multipurpose Seed Sowing Machine
Abstract: The present review provides transient info concerning the varied varieties of innovations tired seed sowing instrumentality. the essential objective of sowing operation is to place the seed and plant food in rows at desired depth and seed to seed spacing, cowl the seeds with soil and supply correct compaction over the seed. The comparison between the normal Sowing technique and also the new projected machine which might perform variety of …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 1, 2020 · pp. 1–5 Read article