Reactor modeling - PowerPoint PPT Presentation


Small Modular Reactor Market

The global small modular reactor market was valued at $5.8 billion in 2022, and is projected to reach $13.4 billion by 2032, growing at a CAGR of 8.7% from 2023 to 2032.

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Review: Design Eq & Conversion

Design equations for batch, flow, CSTR, PFR, and PBR systems are discussed, emphasizing the calculation of conversion and reactor volumes. The importance of understanding reaction rates and stoichiometry in determining reactor sizes is highlighted, along with numerical evaluation techniques for inte

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Aspen Simulation of Steam Reforming and Haber-Bosch Processes in Kinetics Reactors

Aspen simulation showcases the kinetics reactors for steam reforming of natural gas and the Haber-Bosch process for ammonia production. Steam reforming is highly endothermic, producing hydrogen and CO, while the Haber-Bosch process is exothermic, crucial for ammonia synthesis. The RPlug reactor and

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Overview of Army Modeling and Simulation Office

The U.S. Army Modeling and Simulation Office (AMSO) serves as the lead activity in developing strategy and policy for the Army Modeling and Simulation Enterprise. It focuses on effective governance, resource management, coordination across various community areas, and training the Army Analysis, Mod

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Mechanically Driven Biodiesel Reactor for Village-Level Production

This project introduces a mechanically-driven biodiesel reactor designed to empower older women caregivers in Kenya by utilizing a pedal-operated system for biodiesel production from non-edible oils. The reactor, driven by a treadle sewing machine, aims to provide a sustainable energy solution while

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Understanding Reactor Campaign in Nuclear Power Operations

Reactor campaign in nuclear power operations is crucial for ensuring safe and efficient reactor power operation. It involves managing reactivity margin, fuel residence time, nominal power, and effective days of operation. Reactor campaigns are influenced by various factors such as fuel elements' res

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Evolution of Modeling Methodologies in Telecommunication Standards

Workshop on joint efforts between IEEE 802 and ITU-T Study Group 15 focused on information modeling, data modeling, and system control in the realm of transport systems and equipment. The mandate covers technology architecture, function management, and modeling methodologies like UML to YANG generat

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Understanding the Role of Delayed Neutrons in Reactor Control

Delayed neutrons play a crucial role in controlling nuclear reactors by providing a means to adjust reactivity. These delayed neutrons, emanating from fission processes in 235U, have a longer mean lifetime compared to prompt neutrons. This characteristic allows for a more manageable reactor operatio

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Understanding Geometric Modeling in CAD

Geometric modeling in computer-aided design (CAD) is crucially done in three key ways: wireframe modeling, surface modeling, and solid modeling. Wireframe modeling represents objects by their edges, whereas surface modeling uses surfaces, vertices, and edges to construct components like a box. Each

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Introduction to Dynamic Structural Equation Modeling for Intensive Longitudinal Data

Dynamic Structural Equation Modeling (DSEM) is a powerful analytical tool used to analyze intensive longitudinal data, combining multilevel modeling, time series modeling, structural equation modeling, and time-varying effects modeling. By modeling correlations and changes over time at both individu

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Celebrating the Legacy of Magnox Reactors at Wylfa Nuclear Power Station

Explore the rich history and contributions of Magnox reactors at Wylfa Nuclear Power Station, from their pioneering role in electricity generation to the upcoming closure of the last reactor. Join us for insightful discussions on reactor design, waste management, and the future of nuclear energy. Di

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Reactor Sizing and Conversion in Chemical Engineering

This chapter explores the sizing of Continuous Stirred Tank Reactors (CSTR) and Plug Flow Reactors (PFR) using conversion values and overall conversion. It covers the definition of conversion, batch reactor design equations, design equations for flow reactors, and more. The content delves into the m

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System Modeling and Simulation Overview

This content provides insights into CPSC 531: System Modeling and Simulation course, covering topics such as performance evaluation, simulation modeling, and terminology in system modeling. It emphasizes the importance of developing simulation programs, advantages of simulation, and key concepts lik

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Understanding Object Modeling in Software Development

Object modeling is a crucial concept in software development, capturing the static structure of a system by depicting objects, their relationships, attributes, and operations. This modeling method aids in demonstrating systems to stakeholders and promotes a deeper understanding of real-world entitie

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Reactor: A Case for Predictable, Virtualized Actor Database Systems

Exploring the integration of actor programming models in modern relational databases to achieve high performance. The focus is on addressing challenges related to stored procedures, data partitioning, modularity, isolation, software engineering, and performance. The talk outlines motivation, the rel

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Coupled Ocean-Atmosphere Modeling on Icosahedral Grids

Coupled ocean-atmosphere modeling on horizontally icosahedral and vertically hybrid-isentropic/isopycnic grids is a cutting-edge approach to modeling climate variability. The design goals aim to achieve a global domain with no grid mismatch at the ocean-atmosphere interface, with key indicators such

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Development of Plasma-Facing Geometry Design for W-Divertor in SOLTKT Fusion Reactor

Study on the plasma-facing geometry design based on power shell geometry in the SOL TKT W-divertor development for the fusion reactor. The research involves fundamental differences in divertor baffle design, materials used, heat load requirements, interface connections, and key design concerns. The

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Reactor Sizing: Conversion, Selectivity, and Kinetics Overview

Understanding reactor design involves considerations such as desired conversion, selectivity, and kinetics. Key concepts include rate laws, molar balances, and reactor types. Through molar balance equations and reactor design processes, one can derive essential equations for ideal batch, CSTR, and P

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Fundamentals of Chemical Kinetics and Reactor Design

Explore the realm of chemical reactions, rate equations, and reactor design in this informative chapter. Understand the factors influencing reaction rates, different types of reactions, rate laws, and experimental determination of reaction rates. Dive into examples illustrating stoichiometry and rat

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Chemical Reactor Design Principles

Explore the fundamentals of chemical reactor design, including stoichiometry, reaction rates, and reactor scale-up. Learn to derive rate laws and design equations in terms of conversion for batch, CSTR, and PFR reactors. Discover the logic behind isothermal reactor design and calculation of required

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Reactor Design Principles for Liquid and Gas-Phase Reactions

This material covers the design principles for liquid and gas-phase reactions in continuous flow reactors such as PFR (Plug Flow Reactor) and PBR (Packed Bed Reactor). It includes calculations for volume required to achieve a specific conversion, catalyst weight needed, and considerations for ideal

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Understanding Reactors in ChemCAD: Models and Examples

ChemCAD offers various reactor models such as stoichiometric and equilibrium reactors for simulating chemical processes. Engineers can choose the appropriate model based on the reaction type and accuracy needed. Explore different reactor types through examples and process flow diagrams to enhance yo

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BOR-60 Reactor Operating Experience and Design Configuration

The BOR-60 reactor, a key component of sustainable clean energy, has a rich history since its construction in the USSR. Its design configuration includes various components such as coolant inlet nozzles, control rod mechanisms, and fuel loading ducts. The core arrangement consists of control rods an

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Understanding Reactor Start-up and Neutron Multiplication in Subcritical Reactors

Reactor start-up is a crucial operation that transitions a reactor from a subcritical state to a critical state by carefully adjusting reactivity levels. In a subcritical reactor, the neutron density should decrease over time but may not reach zero due to certain factors. Neutron multiplication fact

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Machine Learning for Molten Salt Reactor Safeguards

Molten salt reactors face challenges in material accounting due to liquid fuel which precludes traditional safeguards. This project proposes a two-step approach involving the development of measurement signatures created by material diversion, and a machine learning model to distinguish normal react

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Chemical Reactor Design: Rates, Mechanisms, and Reactor Types

The field of chemical reactor design encompasses studying reaction rates, mechanisms, and designing reactors for various processes. Factors such as reaction type, production scale, cost, safety, and more influence the choice of reactor scheme. Understanding reactor systems and applying engineering j

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Ammonia Reactor System Design and Optimization Study for High Efficiency

This material discusses the design and optimization of an ammonia synthesis reactor system for maximizing conversion efficiency while minimizing CAPEX costs. Various factors such as managing heat effects, reaction runaway prevention, and cooling profiles are explored. Recommendations include using a

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Fuel Composition Transition Modeling in Two-Stage Recycling Reactors

Modeling the transition of fuel composition in a two-stage recycling reactor scenario poses a unique challenge that previous versions of VISION were unable to address. By tracking fuel mass and isotopics through various stages of the fuel cycle, VISION now enables the modeling of reactors with recip

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Overview of Chemical Reactor Design and Operation

Chemical reactor design involves studying the rates and mechanisms of chemical reactions, as well as the design of reactors for these reactions on a commercial scale. This field combines principles from thermodynamics, chemical kinetics, fluid mechanics, mass transfer, heat transfer, and economics t

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Diablo Canyon Power Plant Reactor Vessel Integrity Analyses Update

Updates on Diablo Canyon Power Plant's reactor vessel integrity analyses were presented by Philippe Soenen, Director of Strategic Initiatives, on June 29, 2023. The analysis includes background information, reactor vessel surveillance coupon withdrawal plans, and the request for Nuclear Regulatory C

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Advancements in Fusion Reactor Technology: A Comprehensive Overview

This presentation delves into the nuclear design aspects, objectives, background, and state-of-the-art components of the GT Fusion DEMO Reactor project. It covers key areas such as tritium breeding ratio, neutron transport, temperature distribution, and material choices for optimal reactor performan

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Advancing Computational Modeling for National Security and Climate Missions

Irina Tezaur leads the Quantitative Modeling & Analysis Department, focusing on computational modeling and simulation of complex multi-scale, multi-physics problems. Her work benefits DOE nuclear weapons, national security, and climate missions. By employing innovative techniques like model order re

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Compact Muon Radiography System for Investigation of Nuclear Reactor Fuel Status

A seminar presentation at LAL on May 23, 2013, discussed a compact muon radiography system designed for investigating the status of nuclear reactor fuel. The system, developed by researchers from the University of Tsukuba, involved the use of trackers with scintillators and muon detectors at various

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Reactor Xenon Poisoning and Iodine Pit Phenomenon

When a non-stationary reactor is shut down or its load is reduced to zero, xenon poisoning occurs due to the disruption of dynamic equilibrium between the increase and decrease of 135Xe. This leads to a temporary increase in 135Xe concentration, followed by a decrease as it decays. The reactivity ma

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Chemical Reactor Design: Unsteady State and Nonisothermal Reactors

Developing energy balances for unsteady state and nonisothermal reactors is essential for designing efficient chemical reactors. The energy balances involve terms such as heat flow, work done, energy accumulation, and mass flow, which impact the reactor's performance. By considering factors like pha

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NetLogo - Programmable Modeling Environment for Simulating Natural and Social Phenomena

NetLogo is a powerful and versatile programmable modeling environment created by Uri Wilensky in 1999. It allows users to simulate natural and social phenomena by giving instructions to multiple agents operating independently, making it ideal for modeling complex systems evolving over time. NetLogo

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Introduction to Chemical Reaction Engineering

Chemical Reaction Engineering (CRE) is crucial for understanding how chemical reactors operate in various processing operations. This field involves reactor design by integrating factors such as thermodynamics, kinetics, fluid mechanics, heat transfer, and economics. CRE aims to effectively design a

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Review of Chemical Reactor Design Concepts and Numerical Integration Methods

This presentation covers various topics related to chemical reactor design, including batch systems, flow systems, ideal reactor design equations, CSTRs, PFRs, and PBRs. It also discusses the numerical evaluation of integrals using different methods such as Simpson's rules. Slides courtesy of Prof.

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Reactor Design Fundamentals: Rate Laws and Analysis

This content covers the analysis of pressure drop in packed bed reactors, determining reaction order, and studying rate data for reactor design. It delves into stoichiometry, kinetics, fluid dynamics, and the challenges of collecting and analyzing rate data. Examples of rate laws and reactions are p

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Development of EIRENE-NGM for Neutral Gas Dynamics in Fusion Reactors

EIRENE-NGM project focuses on enhancing the neutral gas dynamics model for fusion reactor simulations, including efficient HPC utilization, physics basis refinement, database improvement, interface development, and predictive capability validation. Collaborators from various institutes aim to create

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