Compute the reliability of a Cessna 441 flap system using lifetime data for the individual hydraulic parts.

Construction equipment is built in a wide variety of sizes and configurations to execute specific tasks. This example explores different scenarios, such as the reachable positions of the excavator bucket.

Model a hydraulic aircraft catapult to accelerate an aircraft to a high speed in a short distance.

Model a satellite with a combination of 3D mechanics and block-based control logic and visualize the path for the satellite.

Model and simulate the flight of an aircraft through the atmosphere. In this example, a glider aircraft is towed up to a cruising altitude by an electric aircraft and released.

Create a library for aircraft modeling, which can be used to study flight dynamics during different flight conditions.

Vibrations caused by heavy machinery can pose problems to structural integrity, especially if mounted on a steel structure or chassis. This model explores how to minimize vibrations in a diesel engine using a tuned mass damper.

Which building properties affect the energy spent in air conditioning? This example uses data from 768 diverse residential buildings to predict their air conditioning’s thermal load by training a neural network. Connect this net with thermal modeling components to study the effect of building orientation.

Use a weight estimation method to derive the mass properties from aircraft geometry and a few design variables.

Model the spread of an influenza virus in a population with components from the SystemDynamics library.

Analyze how a battery responds to thermal conditions as well as to charge and discharge cycles.

Boost converters are used to step up voltage from a lower level to a higher level. Boost converters can be found in electrical vehicles to increase the voltage from a battery stack to the engine and in LED lights to increase the voltage from a battery cell to the light diode.

Buck-boost converters are used both to step up voltage from a lower level to a higher level and to step down voltage from a higher level to a lower level. Buck-boost converters can be found in applications where the supply voltage changes over time, such as battery-powered applications.

Buck converters can be found in a large number of applications, including the conversion of the main voltage in computers to a lower level that can be used by processors.

Design and prototype mechanisms such as cams with the symbolic component creation capabilities in System Modeler.

Model a chromatography column for analysis of chemical mixtures and purification.

The OPC Classic Library allows you to connect your simulation models to the real world using Open Platform Communication (OPC). Here, you will connect a process plant model and a real-world Programmable Logic Controller (PLC) in System Modeler to allow them to communicate with each other through OPC.

Find an optimal control signal for a continuously stirred tank reactor (CSTR), while obeying safety limitations in temperature.

Study waste heat generated by a Direct Current Permanent Magnet (DCPM) motor.

Model a variable structure drivetrain. With different clutches engaged at different times, torque is supplied to different parts of the system.

During a pandemic, governments implement various policies that typically would decrease the exponential growth rate. This example shows what happens without any policy implementation and how timing is very important.

Import an FMU of a cruise control model from Simulink and evaluate its performance in a car model in Wolfram System Modeler.

Navigating quickly from one depth to another is an operational requirement for a submarine. For stealth operations, it is important that there be no oscillations during this motion. The following example shows how to design a controller for such applications.

Explore how the transmission control unit parameters affect fuel consumption for a midsize car.

Understand a dose selection process by building pharmacokinetic and pharmacodynamic models.

Use System Modeler’s reliability capabilities to study how heat affects the mean time to failure for an electrical circuit.

Simulate a controlled heating process in a water heater. Combine components from multiple domains and identify parameters.

Vary the control parameters that relate to aspects of the human resource planning (HRP) process to test different HRP strategies.

Explore energy self-sufficient buildings. Test if the design is sufficient to meet the energy demand for any given day.

How would an aircraft behave in case of a failure like faulty engine, flap malfunction or faulty control logic? This example models and simulates the response of a Hawker Siddeley aircraft after an engine failure.

Create a model to maintain a desired engine speed despite the torque disturbances due to power steering, air conditioning or engagements of automatic transmission.

Create a pharmacokinetic model to describe the distribution and transfer rates of contrast agent between different parts of the body.

Analyze the stresses that a pressure vessel experiences from expanding and contracting gases. Characteristics for different gases are built in, taken from the Modelica.Media library.

Model a full-wave bridge rectifier to efficiently convert alternating current to direct current.

Import an SBML model and use it to study oscillations near a Hopf bifurcation.

Use the SBML import function in System Modeler to import a model that describes the behavior of GPCRs and G proteins in a yeast cell.

Space missions often adjust orbital paths for fuel efficiency, solar power optimization or avoiding hazards, using strategically applied force pulses. This example demonstrates the calibration of such thrusts using Wolfram Language.

Compare energy consumption for house heating needs in different locations using measurement data.

Hovering control aids in the maneuverability of underwater vehicles. This example shows how to create a controller that rejects disturbances and improves the stability of a submarine.

Only about 14–26 % of the energy from the fuel you put in your tank is used to actually drive your car. Some of the energy is lost due to heat generation in the drivetrain. In this example, you will learn how to model drivetrain heat loss.

Hydraulic motors, or rotary actuators, convert fluid power to rotary motion. They are rated according to displacement, torque capability, speed, and maximum pressure limitations. Here, you can study how two of these variables relate by looking at the effect of displacement on motor speed.

Model ice contact with propellers and investigate these forces with standardized load test cases.

Study supply chain dynamics.

Find the optimal way between two points for an industrial robot arm.

Model a biochemical process and study how insulin signaling in fat cells works.

Compare three designs for a spring-based recentering mechanism in an analog joystick.

Simulates the process that maintains healthy blood glucose levels in the human body after eating a meal.

The world model is one of the most famous applications of the system dynamics methodology, here implemented using the System Dynamics library.

Combine system dynamics methodology with data from Wolfram|Alpha.

Models can be of great use when designing controllers. In this example, a model of a hoist crab is used to demonstrate the application of model inversion control in controlling nonlinear systems.

Have you thought about making your own music instruments? This example shows how you can design sound using virtual modular synthesizers.

Model a system where three motors are driven by the same pump.

This example demonstrates the usage of OPC UA communication in a System Modeler model over a simple tank system.

The demand for rapid changes in power generation is increasing and thus leading to a requirement for the quick start of boilers. However, one has to be careful to not heat a boiler too rapidly, as it might lead to material failures. This example uses a nonlinear boiler model that captures the key dynamical properties.

Create a model of a pendulum clock and study the inner workings.

Perform immediate and interactive analysis of your system using customizable plots in the Simulation Center. This example illustrates that, using a model with a series of clutches engaging at different times.

In a piston engine, the flywheel stores rotational energy that enables the piston to return to its original position. In this example model of a piston engine, you will use Mathematica animations to show how the rotational energy is continuously stored and used.

Analyze configurations in which bouncing of the cylinders occurs in a flexographic printing press.

Model a production chain for a company producing a durable good.

Simulate a household refrigerator freezer in several scenarios, including handling events such as the sudden triggering of a thermostat.

Import standalone models from other FMI-compliant tools and run in synchronous mode with your models. This example models a satellite with a combination of 3D mechanics and block-based control logic.

Use a directional control valve to route fluid to and from a cylinder with the purpose of moving a load to different specified positions.

Speed control mechanisms have a wide range of applications, ranging from supervising the motion of elevators to steering an autonomous vehicle. This example shows a workflow of how you could create a speed controller for a DC motor.

Analyze the movement of a parallel manipulator and visualize its path in 3D.

Wolfram empowers sustainable energy pioneers with the world’s leading all-in-one computation system, backed by its professional services team.

Use the Functional Mock-up Interface (FMI) to export a model from System Modeler and import it in NI VeriStand to test a system in real time.

Model an active damper and compare with a passive damper in the driver’s seat of a heavy truck.

Explore uncertainties in herd immunity. Analyze reproduction number, including its potential distribution models like Gaussian or uniform.

Use a causal loop model for the world dynamics in order to understand how a campaign can reduce the environmental load.

An Uninterruptible power supply (UPS) is used to protect electrical devices such as computers from power failures, when the main power fails. This example models both the physical behavior and the reliability of a UPS, conclusions can be drawn about both the switching behavior and the system reliability.

Study how a wheel modeled with dry friction behaves when driven with a constant torque around a pole.