What is the principle of Hydraulic system?

What is the principle of Hydraulic system?

Hydraulic System works on Pascal’s law.

Pascal’s Law

Pressure of fluid in an enclosed is uniform in all the direction.

Functions of hydraulic system

The main function of hydraulic system is to create linear motion or circular motion.

Hydraulic pressure Formula

Pressure(P)=Force(F)/Surface Area(A)

Hydraulic principle formula

F1/A1=F2/A2

Components of hydraulic system

• Power pack
• Actuators
• Hose pipe
• Manifold
• Oil Cooling unit
• Oil cleaning unit.
• Dehydration unit.
• Temperature sensor

4 basic principles of hydraulics

• Speed of Actuator movement depend upon fluid flow rate.
• Load depend upon pressure.
• Fluid flow always in lower resistance path.
• Heat depend upon pressure drop.

Learn CNC programming-click here.

• Compressed air | Compressed air system and components
  Pneumatic control systems rely on a steady supply of compressed air, which must be readily available in the right quantity and pressure to match the system’s capacity. Air, the essential working medium in pneumatics, is Read more…
• Bimetallic strip works on the principle of
  Bimetallic strip works on the principle of co-effiecient of thermal expansion.This content describes the working principle and advantages/disadvantages of bi-metallic strips as temperature indicators. Working principles Bimetallic strip A bi-metallic strip consists of two different Read more…
• Solenoid,Valve,coil,switch,lock,formula,magnetic field and diagram
  Learn solenoid valve and its working principle. How its coil energized and work in lock,valve.Learn electro magnetic. What is solenoid in Physics? Introduction When we hear the word “solenoid”; our minds may conjure images of Read more…
• Power Electronics application and Scope
  Some factors expand the demand of Power Electronics application are-. Energy conservation Transportation Process control and factory automation Switch mode power supply Uninterruptible power supplies Applications Aerospace Industry Resident Transport Commercial Telecommunication Utility
• Shutoff valve | Shutoff valve Symbol | Stop valve
  Shutoff valve in pneumatic system is used to open or close the path.It has 2 ports and 2 positions.It may have a lever or handle to open and close the valve. Shutoff valve Symbol More Read more…
• Viscosity | Unit,Formula,coefficient,dimension,law and index of Viscosity
  Viscosity is the fundamental property of a fluid that describes its resistance to flow. Viscosity remains one of the most interesting and mysterious concepts in fluid dynamics. The word viscosity comes from the Latin word Read more…
• How to calculate hydraulic cylinder force?
  Cylinder extension speed formula Speed(meter/Minute)=LPM X 231/Effective piston Area. Piston force formula: Force=Pressure x Effective piston area. Flow rate formula: LPM=(Effective piston area X Speed)/231 For more details-Visit here.
• FRL unit parts name | FRL unit working principle
  FRL unit parts name in Pneumatics system. Full form of FRL-Filter Regualtor Lubricator. Filter,regulator and lubricator are installed in a single unit call FRL unit. FRL unit parts name Air filter Pressure regulator Air lubricator Read more…
• Block diagram of a closed loop control system
  Block diagram of a closed loop control system and open loop control system shows the arrangement of interconnected control and working component.Control components are the information processors.Working components are energy converter.
• Hydraulic actuators | Types of hydraulic actuators
  Example,diagram and application of hydraulic actuators.Types and principle and parts of hydraulic actuators. What is a hydraulic actuators? This is a mechanical device which transfer the force created by hydraulic fluid to some useful purpose. Read more…
• Difference between Pneumatics and Hydraulics
  Difference between Pneumatics and Hydraulics systems,actuators,cylinder,machines,pressure gauge and symbols. Differentiate pneumatics and hydraulics system Pneumatic system Hydraulic system 1-Pressure developed by compressor. 1-Pressure developed by pump. 2-Pressure can be stored. 2-Pressure is used immediately. 3-Pressure Read more…
• Filter in hydraulic system | Strainer and Return line filter
  There are three types filter in hydraulic system.Suction filter or strainer,inline filter and return line filter. Strainer Suction filter restrict contamination of suction oil for pump. Inline filter Inline filter clean the oil after pump Read more…
• Pump cavitation | Hydraulic pump cavitation definition
  When the inlet pressure of pump is reduced to the vapour pressure of the oil,the liquid get vaporized and cavity formed.This is called pump cavitation. Cavitation may take place when oil sucked into pump is Read more…
• Function of flow control valve | Flow control valve working principle
  The function of flow control valve is to regulate the speed of actuators/piston/hydro motor. Unit of oil flow is LPM-Litre Per Minute. The volume of oil deliver per unit time is called flow.The oil flow Read more…
• Direction control valve in hydraulic system
  Types,purpose,working principle,diagram and trouble shooting of direction control valve in Hydraulic system. Purpose of Direction control valve in hydraulic system DCV are used to control the actuators.For example-Forward and reverse movement of piston can be Read more…
• Symbol of pressure gauge | Specification of pressure gauge
  Hydraulic Symbol of pressure gauge. For Hydraulic maintenance-Visit here. Specification of pressure gauge Type Display Working pressure range Dial size Vacuum range Operating temperature Accuracy Sensor Media Units
• Symbol of globe valve | P & ID Gate,ball,butterfly valve symbol
  P & ID symbol of globe valve is- For more details visit here. Learn CNC Programming and Maintenance-Click here.
• Electric symbol for motor | 3 phase motor symbol
  Electric symbol for motor,dc motor symbol,Induction motor Symbol. For More details-Click here. Learn CNC Programming,Maintenance of CNC Machine-Click here.
• Electrical symbol for relay | Control relay symbol | Coil symbol electrical
  PLC or Electrical symbol for relay or coil. It is a coil having NO and NC contact.When coil will get charged the NO will become NC.NC will become NO. For More details-Click here. CNC programming Read more…
• Pressure reduction valve symbol | Hydraulic symbol of Pressure reduction valve
  Hydraulic pressure reduction valve symbol. In this valve Pressure line or oil flow line is block by spring pressure .When the oil pressure exceed spring pressure the oil flow line will connect. Excess oil flow Read more…
• Symbol of pressure switch | Pressure switch symbol in hydraulic system
  Above symbol is Hydraulic symbol of pressure switch.It provides feed of pressure. When the Hydraulic pressure reached to set pressure,its contact will change. For More details click here. CNC Programming and CNC maintenance-Click here.
• 4/2 directional control valve symbol
  Hydraulic valve symbol-4/2 directional control valve symbol. In this valve there are 4 port and two positions.P is pressure port.R is return line port.A & B are application ports connected to cylinder or hydro motor. Read more…
• 4/3 directional control valve symbol and working principle
  3 position 4 way valve symbol or 4/3 directional control valve symbol. It has 4 ports/ways-P,T,A and B. P is pressure port.T is tank.A and B connected to cylinder. Center position is close type. During Read more…
• Symbol for pressure relief valve | Working principle of Pressure relief valve
  Symbol for pressure relief valve explained. Working principle of Pressure relief valve In this valve the oil will be released to tank if the pressure exceed the set pressure. Normally this valve is closed.A pilot Read more…
• Symbol of flow meter | Flow rate indicator
  Hydraulic/auto cad symbol of flow meter.It indicate the flow rate of fluid. For more details click here. Learn Hydraulic system. Learn CNC Programming
• Symbol of Check valve | Check valve hydraulic symbol
  This is the symbol of check valve for hydraulic system.Check valve is used in hydraulic system for one direction flow. It will restrict the oil return flow. Function of check valve In this valve one Read more…
• Symbol of flow control valve,Symbol of Valves
  Hydraulic symbol of flow control valve.Flow control valve control the speed of piston or hydro motor. Different types of flow control valves. Check valve Shuttle valve Choke Meter in Meter Out For More details click Read more…
• Type of valve in hydraulic system | Type Of Hydraulic Valves
  Different type of valve in Hydraulic system.Hydraulic valve types and function.Hydraulic valve application. Valves Function/Application Direction control valves It control the oil flow direction.Example:-2/2 way valve,3/2 way valve,4/3 way valve,5/3 way valve.It is used to Read more…