Lesson 1 - Introduction to Hydraulics
Covers the essential physics of applied hydraulics, introducing the basics of hydraulic components and their applications, and explaining how a simple hydraulic system functions. A discussion of symbols, along with the application of basic hydraulic formulas, enhances learning.
Learning Objectives:
After this course, the learner will be able to:
- Describe the fundamental physics of applied hydraulics.
- Recognize hydraulic components and their application.
- Describe how a simple hydraulic system functions to perform work.
- Calculate horsepower, velocity, and work.
Lesson 2 - Hydraulic Pumps
Identifies the various types of pumps and how they function. Gives an understanding of applicable control mechanisms, how to identify pump schematic symbols, and applying formulas.
Learning Objectives:
After this course, the learner will be able to:
- List and describe ten types of fixed displacement pumps.
- List and describe three types of variable displacement pumps.
- Describe hydraulic pump control mechanisms.
Lesson 3 - Hydraulic Actuators
Explains how to identify the various types of hydraulic cylinders, the different types of hydraulic motors, how they function, and their associated schematic symbols. Goes on to discuss the basic hydraulic formulas associated with calculating force and torque, as they relate to hydraulic actuators.
Learning Objectives:
After this course, the learner will be able to:
- Explain the purpose of a hydraulic actuator.
- List and describe four types of hydraulic cylinders.
- List and describe five types of hydraulic motors.
Lesson 4 - Hydraulic Valves
Covers the various types of hydraulic control valves and how they function. Identifies applicable control valve circuits and hydraulic valve schematic symbols.
Learning Objectives:
After this course, the learner will be able to:
- List and describe 13 types of pressure control valves.
- Explain the different ways to designate directional control valves.
- List and describe eight types of flow control valves.
Lesson 5 - Hydraulic Modular Valves
Explains the various types of modular valve applications. It goes on to discuss their functionality and associated symbols.
Learning Objectives:
After this course, the learner will be able to:
- Explain the benefits of modular valving.
- Describe the possible configurations and applications of stack valves.
- Define the three cartridge valve elements.
Lesson 6 - Hydraulic Accumulators
Identifies types of accumulators with their corresponding schematic symbol. It also explains how accumulators function, their applications, and basic accumulator maintenance requirements.
Learning Objectives:
After this course, the learner will be able to:
- Explain the purpose of an accumulator.
- List and describe three types of hydraulic accumulators.
- Describe three basic accumulator applications.
Lesson 7 - Hydraulic Fluid Conditioning
Covers the various types of fluid conditioning components with their corresponding schematic symbols as well as an understanding of their proper applications. Also introduces terminology associated with fluid cleanliness, such as micron, beta ratio, and ISO code.
Learning Objectives:
After this course, the learner will be able to:
- Explain the purpose of fluid conditioning in a hydraulic system.
- Define basic terminology associated with fluid cleanliness.
- Calculate the beta ratio of a filter.
- List and describe three hydraulic fluid conditioning components.
Lesson 8 - Hydraulic Conductors and Connectors
Shows how to identify the various types of fluid power conductors and connectors. Explores how their application works together to deliver fluid throughout the system.
Learning Objectives:
After this course, the learner will be able to:
- List and describe three types of fluid power conductors.
- List and describe three types of fluid power connectors.
- Describe the relationship between conductor sizing and fluid velocity.
Lesson 9 - Sensors and Switches for Hydraulics
Describes the operating principles of limit switches and inductive, capacitive, ultrasonic, and photoelectric sensors.
Learning Objectives:
After this course, the learner will be able to:
- List and describe four types of electromechanical switches.
- List and describe three types of proximity switches.
- List and describe two types of transducers.
Lesson 10 - Hydrostatic Transmissions
Discusses the functionality and applications of the charge pump, the charge pressure relief valves, the high-pressure reliefs, and the servo controller in the hydrostatic drive transmission. Further examines open versus closed center circuits and the functional description of forward, neutral, and reverse drive circuits.
Learning Objectives:
In this course, you will be able to describe:
- Define a hydrostatic transmission.
- Explain the difference between an open and closed center circuit.
- List and describe three types of drive circuits.
Lesson 11 - Hydraulic Proportional Control Valves
Introduces the fundamentals of proportional control, identifying the various types of proportional control valves and how they function, the applicable control valve circuits, and hydraulic valve schematic symbols.
Learning Objectives:
After this course, the learner will be able to:
- List and describe the three main components required for proportional control.
- List and describe four types of valves used in proportional control applications.
- Explain additional considerations for mobile proportional control.
