The Multiplication of Force by a Hydraulic System
By Terry Bartelt
In this animated and interactive object, learners examine a depiction of how force is multiplied by a larger cylinder when pressure from a pump is applied to a smaller cylinder. A short quiz completes the activity.
The Multi-Loop Armature of a DC Motor
In this animated object, learners study the drawbacks of a single-loop armature of a DC motor and the advantages of a multi-loop armature.
The LVDT: A Linear Voltage Differential Transformer in Action
In this animated object, learners study the operation of a linear voltage differential transformer. A brief quiz completes the activity.
The LVDT DC Conversion Circuit
Learners study how a circuit converts the AC output of a linear voltage differential transformer (LVDT) into variable DC voltage. It is recommended that learners view the learning object IAU7807, “The LVDT: A Linear Voltage Differential Transformer in Action” before going through this object.
The Lockout/Tagout Procedure
Learners follow the seven steps involved in the lockout/tagout procedure. This activity has video content demonstrating the safety measures.
The Kelvin Temperature Scale
By Terry Bartelt, Pravina Shah
In this animated object, learners examine why and when the Kelvin scale is used. A brief quiz completes the activity.
The IR Comp Network
In this animated activity, learners examine the circuitry in a DC variable speed drive that keeps the motor running at a constant speed as the load varies.
The Hydraulic System
Examine the components of a hydraulic system.
The Hydraulic Pressure Switch
This animated lesson shows several ways that a hydraulic pressure switch, connected in a ladder circuit, causes the cylinder of a hydraulic circuit to perform various applications.
The Hydraulic Cylinder
In this animated and interactive object, learners examine the basic parts and the linear movement of a hydraulic cylinder. A brief quiz completes the activity.
The Hydraulic Color Code (Screencast)
In this screencast, learners read an explanation of the color code used on schematic diagrams for hydraulic circuits. Circuit examples for each color are shown.
The Frequency of an AC Generator
By Walter Hedges, Terry Bartelt
Learners study the factors that determine the frequency of an AC generator, such as the rotational speed of the armature or the number of stator poles.
The Force of a Hydraulic Cylinder
In this interactive object, learners read how to determine the force created by a hydraulic cylinder during extension and retraction. A brief quiz completes the activity.
The Firing Circuit of a DC Drive
In this animated activity, learners examine the firing circuits in a DC variable speed drive. The circuits cause the current flow through the armature and rpm to vary. This activity has audio content.
The Feed-Forward Control System
In this animated object, learners examine the operation of a feed-forward control system and its advantages over a closed-loop system. A brief quiz completes the activity.
The Elementary AC Generator
Learners view animations showing the operation of the internal parts of an AC generator. A short quiz completes the activity.
The Dynamic Response of a Closed-Loop System
Learners examine the factors that contribute to the delays in the response time throughout a closed-loop system.
The Cycloidal Gear Drive
By cebery
The learner will gain an understanding of the inner workings of the cycloidal gear drive while watching a video and listening to an explanation of its features.
The Current Limiting Circuit
Learners examine the circuitry in a DC variable speed drive that protects the rectifier diodes and motor windings from being damaged due to excessive current.
The Counter-Reset Function
Learners examine the counter-reset function of a programmable controller and how it is used.
The Closed-Loop Velocity Servo System
In this animated object, learners examine the operation of a closed-loop system that maintains the speed of a conveyer belt as heavy boxes are placed or removed.
The Binary-Coded Decimal
By John Casey, Terry Bartelt
Learners are introduced to the binary-coded decimal, a common way of encoding decimal digits in computing and electronic systems. A brief quiz completes the activity.
The Air Pilot
In this animated object, learners examine the operation of a pneumatic directional control valve using air pilot lines.
The Absolute Rotary Encoder
The learner will gain an understanding of robot motion control by comprehending the fundamentals of the encoder.
Testing a Hydraulic Pump
By Terry Bartelt, Stephen Schneider
Learners follow an animated test procedure to determine if the parts of a hydraulic pump are worn.