Understanding Air Compressors – Part 3

 [Note: Part 1 of this article presents basics of air compressors. Part 2 presents the classification and the construction details of air compressors. Part 3 presents a brief about the sizing of air compressors.] Sizing Air Compressors Sizing an air compressor for an application requires a logical sequence of actions. The following steps highlight a... Continue Reading →

Understanding Air Compressors – Part 2

Design of Industrial Hydraulic Systems in the SI Units By Joji Parambath The book describes the design aspects of hydraulic systems systematically. It highlights the essential parameters and specifications of hydraulic components in SI units. Design Concepts in Industrial Hydraulic Systems in the English Units By Joji Parambath Please click on the image links to... Continue Reading →

Understanding Air Compressors – Part 1

[Note: Part 1 of this article presents basics of air compressors. Part 2 presents the classification and the construction details of air compressors. Part 3 presents a brief about the sizing of air compressors.] A power source in a pneumatic system generates and distributes compressed air to all of its actuators. A compressor converts mechanical... Continue Reading →

Configuring a Typical Pneumatic System

The schematic diagram of a typical pneumatic system is given in the accompanying figure. Basically the system is composed of a power source, control valves, and work elements. The power source can broadly be classified into: compressed air generation, primary air treatment, storage, air distribution, and secondary air treatment. A compressor is a device for... Continue Reading →

Know the Most Economical Pressure in Pneumatics

What is the Most Economical Pressure in Pneumatics? Pneumatic systems have been developed and progressed comparatively as a low-pressure system. Pneumatic air consuming devices such as cylinders and rotary actuators are designed for the maximum operating pressure of 8 to 10 bar [115 to 145 psi]. However, practical experience has shown that 6 bar [90... Continue Reading →

Hydraulic Fluid Contamination & its Control

Hydraulic fluids are subjected to various kinds of contamination (particles, water, air, compounds, and biological matters). Contaminants can affect the physical and chemical properties of fluids. If the contaminants are not monitored or controlled, the fluid is likely to be subjected to various kinds of failures. A complete range of 36 textbooks, in Paperback &... Continue Reading →

The Essence of Programmable Logic Controllers (PLCs)

A programmable logic controller (PLC) is a modern device that can be used to control the work process in a machine or an appliance. The operations involved in the work process are carried out by some kind of actuators such as electric motors, pneumatic actuators, hydraulic actuators, etc., which are in turn controlled by final... Continue Reading →

How to Develop Multiple-actuator Pneumatic Circuits Using the Cascade Method?

Most of the practical pneumatic systems involve the use of multiple actuators (cylinders, semi-rotary actuators, etc) which when operating in specified sequences carry out the desired control tasks. Double-pilot directional control (DC) valves are used as final control elements to control the forward and return strokes of the actuators. Sensors are used for confirming the... Continue Reading →

Pressure Control Valves in Hydraulic Systems

The article looks at the basics of pressure control valves for educational use and is presented here to refresh your memory. Hope you are able to recall the functions, circuits, and applications of pressure control valves. Pressure control valves are used in hydraulic systems for obtaining pressure-related control functions.  Pressure control valves can be categorized... Continue Reading →

Hydraulic Filters

For more details, please read our publication: 'Hydraulic Filters: Construction, Installation Locations, and Specifications' Hydraulic Filters: Construction, Installation Locations, and Specifications The article explains the constructional features,  location-specific installation details, and performance specifications of hydraulic filters.  Introduction Modern high-pressure hydraulic systems with components built to closer tolerances are susceptible to many types of contamination. Contaminants... Continue Reading →

Load Sensing Hydraulic Systems

Textbook on ‘Load Sensing Hydraulic Systems in the SI Units’ By Joji Parambath The textbook presents information on the classification, constructional features, working, and essential terms and definitions, sizing, and safety and maintenance aspects of hydraulic accumulators. The book uses the SI system of units. Textbook on ‘Concepts of Load Sensing Hydraulic Systems in the... Continue Reading →

Five Typical Applications of Hydraulics

The use of fluid power is widespread in many stationary and mobile applications. Many of the operators, technicians, and engineers are not well-versed of the operational, maintenance, and safety aspects of fluid power. Therefore, a systematic training is essential for them to handle fluid power systems.  The modern hydraulic technology can be used to make... Continue Reading →

Fluid Power – Fascinating Points (#1)

Fluid power provides the muscle for various work operations involved in stationary as well as mobile applications. As we can see, the use of fluid power is widespread in many applications. Many of the operators, technicians, and engineers are ignorant of the operational, maintenance, and safety aspects of fluid power. Therefore, proper training is essential... Continue Reading →

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