Top information

AC Motors and Generators

Generator and Motor A hand-cranked generator can be used to generate voltage to turn a motor This is an example of energy conversion from mechanical to electrical energy and ,...

What Is Electrical Engineering?

Electrical engineering is one of the newer branches of engineering, and dates back to the late 19th century It is the branch of engineering that deals with the technology of electricity...

Basics of Motors and Drives

When a motor runs at nearly full load for many hours at a facility with high electrical costs, the higher resulting savings will indicate the use of a 'premium efficiency' unit In some cases, the savings may be great enough to warrant taking a perfectly serviceable older motor off-line and upgrading to a new, premium-efficiency model...

Difference Between Motor and Generator

The motor and the generator are almost similar from the construction point of view, as both have stator and rotor The main difference between the two is that the Motor is an electric device which converts electrical energy into mechanical energy...

Electrical Terms

It replaces the function of a mechanical govnor ELECTRONIC IGNITION SYSTEM - A system in which the timing of the ignition spark is controlled electronically Electronic ignition systems have no points or condenser, but instead have a reluctor, sensor, and electronic control unit , such as in an electric motor...

Understanding Industrial Control Panels

as motor controllers, switches, relays and auxiliary devic The panels may , has been selected for the intended function and installed in accordance with the UL Listing as , suitable for use as service equipment (6) Electrical wiring diagram or the identification number of a separate...

Vibrator (mechanical)

A vibrator is a mechanical device to generate vibrations The vibration is often generated by an electric motor with an unbalanced mass on its driveshaft There are many different types of vibrator...

Electric excavator

Based on the premium specification 19C-1 E-TEC conventional tailswing model, that was unveiled in 2017, the electric excavator replaces the standard machine's diesel engine with an electric motor and three, next generation 104Ah battery packs, to deliver a full energy capacity of 312Ah (15kWh)...

Working of Relays

Working-Basics of relay-SPST,SPDT,DPST,DPDT,energized and de-energized relay,Design,construction,working,applications,and relay selection is explained , Working of Relays john August 14, 2018 63 , it is used to control an electrical circuit that is connected to it Thus, when the electrical relay in energized the current flow will be ....

Wick Drain manufacturers & suppliers

Sourcing Guide for Wick Drain: China manufacturing industries are full of strong and consistent exporters We are here to bring together China factories that supply manufacturing systems and machinery that are used by processing industries including but not limited to: ,...

12 Volt Electrical Systems

12 Volt Electrical Systems , Look for batteries with the greatest number of life cycles at 50% discharge and do not mix batteries of different construction type (such as, for example, wetted lead acid and AGM) in the same bank - use one or the other , The speed of your alternator's rotation is a function of engine RPMs and your alternator ....

Typical Electrical Drawing Symbols and Conventions

ANSI/IEEE Standard Device Numbers 1 - Master Element 2 - Time Delay Starting or Closing Relay 3 - Checking or Interlocking Relay 4 - Master Contactor...

Commutator (electric)

A commutator is a rotary electrical switch in certain types of electric motors and electrical generators that periodically reverses the current direction between the rotor and the external circuit It consists of a cylinder composed of multiple metal contact segments on the rotating armature of the machine...

Inside an Electric Motor

Inside an electric motor, these attracting and repelling forces create rotational motion ­ In the above diagram, you can see two magnets in the motor: The armature (or rotor) is an electromagnet, while the field magnet is a permanent magnet (the field magnet could be an electromagnet as well, but in most small motors it isn't in order to save ....

MGA Electrical Tech

MGA ELECTRICAL - FUNCTION & TESTING Also see articles under Electrical - Restoration & Modification and Ignition ET-091 - COLOR CODES and TROUBLE-SHOOTING ET-092 - WIRE COLORS Used In The MGA ET-093 - WIRE SIZES Used In The MGA ET-094 - HARNESS STYLES, Original And Replacement ET-095 - HARNESS WRAP For Repair ET-096 - HARNESS WRAP Cloth Cover Color ,...

GCSE PHYSICS

Energy Transfer Energy - What does an Electric Motor do? An electrical motor transfers electrical energy into rotational energy What are the Uses of Electric Motors? Motors have a wide variety of uses and are found in cars, clocks, drills, fans, fridges, hair dryers, toothbrushes, vacuum cleaners, water pumps (for fish tanks, central heating, fire fighting) ....

Manual motor starters Handbook

The following information is provided to aid in the proper use of ABB manual motor , The lifetime of an electrical engine is linked to the temperature stress As a rough , Function Manual motor starters protect the motor and the installation against short-circuits and...

Electric Drives

Electric Drives - Motor Controllers and Control Systems (Description and Applications) Purpose For many years the motor controller was a box which provided the motor speed control and enabled the motor to adapt to variations in the load...

Construction and Working of DC Motor Electrical

Jun 08, 2012· Construction and Working of DC Motor Electrical sharpedgelearning , Construction of a DC , Dual Motor Electric Vehicle Drivetrain With Powerglide 2 Speed Transmission Walkthrough by EV ....

Lessons In Electric Circuits

Ladder diagrams (sometimes called "ladder logic") are a type of electrical notation and symbology frequently used to illustrate how electromechanical switches and relays are interconnected , and fan What we might like to have is some kind of a time-delay function in this motor control system to prevent such a premature startup from happening...

Electrical Troubleshooting

A laptop computer with PLC programming, communication, and operating programs is a necessary tool in today's modern plant Engineers, production supervisors, maintenance supervisors, maintenance technicians, electricians, instrument technicians, and maintenance mechanics all need to have PLC and computer knowledge, training and skills in troubleshooting...

Electric Drives

The motor's magnetic field is provided by the stator and in the above example the stator is a permanent magnet however in the majority of electrical machines the magnetic field is provided electromagnetically by coils wound around the stator pol...

Working of Relays

Relay Working In this article, the basics of a relay like energized relay and de-energized relay are explained in detail Also, the design, construction, working, applications, and also relay selection is explained in detail...

SALES AND USE TAX REGULATIONS

Either the sales tax or the use tax applies with respect to sales of tangible personal property (including materials, fixtures, supplies, and equipment) to contractors for use in the performance of such contracts with the United States for the construction of improvements on or to real property in this state...

Wick Drain manufacturers & suppliers

China Wick Drain manufacturers - Select 2018 high quality Wick Drain products in best price from certified Chinese Core Drilling Rig manufacturers, Core Drilling suppliers, wholesalers and factory on Made-in-China...

Synchronous motor

A synchronous electric motor is an AC motor in which, at steady state, , The construction of synchronous motor is similar to that of a synchronous alternator , The V curve of a synchronous machine shows armature current as a function of field current With increasing field current armature current at first decreases, then reaches a minimum ....

No.416 Jianye Road, South Jinqiao Area,Pudong New Area, Shanghai, China.

Telephone : +86-21-58386189, 58386176

FAX : +86-21-58385681