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Contents

Index

• Getting Started

• Introduction

• Product Description

• Discrete-Event Simulation Using SimEvents in Simulink Models

Resources for Learning

• Related Products

Information About Related Products

Limitations on Usage with Related Products

What Is an Entity?

• What Is an Event?

Overview of Events

Relationships Among Events

• Running a Demo Simulation

Overview of the Model

Opening the Model

Examining Entities and Signals in the Model

Key Components of the Model

Running the Simulation

• Building Simple Models with SimEvents Software

• Building a Simple Discrete-Event Model

Overview of the Example

Opening a Model and Libraries

Moving Blocks into the Model Window

Configuring Blocks

Connecting Blocks

Running the Simulation

• Exploring a Simulation Using the Debugger and Plots

Exploring the D/D/1 System Using the SimEvents Debugger

Exploring the D/D/1 System Using Plots

Information About Race Conditions and Random Times

• Building a Simple Hybrid Model

Overview of the Example

Opening a Time-Based Simulink Demo

Adding Event-Based Behavior

Running the Hybrid F-14 Simulation

Confirming Event-Based Behavior Using the SimEvents Debugger

Visualizing the Sampling and Latency

Event-Based and Time-Based Dynamics in the Simulation

Modifying the Model to Drop Some Messages

• Reviewing Key Concepts in SimEvents Software

Meaning of Entities in Different Applications

Entity Ports and Paths

Data and Signals

• Creating Entities Using Intergeneration Times

• Role of Entities in SimEvents Models

Creating Entities in a Model

Varying the Interpretation of Entities

Data and Entities

Introduction to the Time-Based Entity Generator

• Specifying Intergeneration Times for Entities

Definition of Intergeneration Time

Approaches for Determining Intergeneration Time

How to Specify a Distribution

How to Specify Intergeneration Times from a Signal

Example: Using Random Intergeneration Times in a Queuing System

Example: Using an Arbitrary Discrete Distribution as Intergeneration Time

Example: Using a Step Function as Intergeneration Time

• Basic Queues and Servers

• Role of Queues in SimEvents Models

Behavior and Features of Queues

Physical Queues and Logical Queues

Accessing Queue Blocks

• Role of Servers in SimEvents Models

Behavior and Features of Servers

What Servers Represent

Accessing Server Blocks

• Using FIFO Queue and Single Server Blocks

Varying the Service Time

Constructs Involving Queues and Servers

Example of a Logical Queue

• Designing Paths for Entities

• Role of Paths in SimEvents Models

Definition of Entity Paths

Implications of Entity Paths

Overview of Routing Library for Designing Paths

• Output Switching to Select a Departure Path

Role of the Output Switch

Sample Use Cases

Example: Selecting the First Available Server

Example: Using an Attribute to Select an Output Port

• Input Switching to Select an Arrival Path

Role of the Input Switch

Example: Round-Robin Approach to Choosing Inputs

• Combining Entity Paths

Role of the Path Combiner

Sequencing Simultaneous Pending Arrivals

Difference Between Path Combiner and Input Switch

• Example: A Packet Switch

Overview of the Example

Generating Packets

Storing Packets in Input Buffers

Routing Packets to Their Destinations

Connecting Multiple Queues to the Output Switch

Modeling the Channels

Selected Bibliography

• User's Guide

• Release Notes

Getting Started

Introduction	Introduces the SimEvents product and gets you started using it
Building Simple Models with SimEvents Software	Discrete-event and hybrid examples that you can build
Creating Entities Using Intergeneration Times	What entities represent and some of the techniques for creating them
Basic Queues and Servers	What queues and servers represent and how to use the corresponding blocks
Designing Paths for Entities	Manipulating the path an entity may take during simulation
Selected Bibliography	Works containing background information about discrete-event simulation

Introduction

Free SimEvents Evaluation Kit

Learn how you can use SimEvents discrete-event simulation capabilities through these technical resources.

Trials Available

Try the latest version of discrete-event simulation products.

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