In this article we will try to understand how scalar control algorithm is implemented for controlling induction motor speed with relatively straightforward calculations, and yet achieve a reasonably good linearly variable speed control of the motor. Reports from many top market analysis reveal that induction motors are the most popular when it comes to handling […]

# Search Results for: induction

## Induction Heater for Labs and Shops

The post explains how to make small homemade induction heater circuit for laboratories and shops for carrying out small scale heating jobs such as melting ornaments, or boiling small quantity of liquids using electricity or battery The idea was requested by Mr. Suni and Mr. naeem Induction Heating in Labs and Jewelry Shops Our challenge […]

## How to Design an Induction Heater – With Calculations and Working Formulas

The article explains a step by step tutorial regarding designing your own homemade basic induction heater circuit, which can be also used as an induction cooktop. Basic Induction Heater Concept You might have come across many DIY induction heater circuits online but nobody seem to have addressed the crucial secret behind implementing a perfect and […]

## Free Energy from Induction Cooktop

The idea of acquiring free energy from induction cookwares using an external bifilar coil was suggested by one of the keen enthusiasts and a regular visitor of this blog. Let’s learn more regarding the details of this interesting free energy device, as explained by the author himself. WARNING: THIS CONCEPT ATTEMPTS TO VIOLATE THE “LAW […]

## 3 Phase Induction Motor Speed Controller

In this post we discuss the making of a simple 3 phase induction motor speed controller circuit, which can be also applied for a single phase induction motor or literally for any type of AC motor. When it comes to controlling the speed of induction motors, normally matrix converters are employed, involving many complex stages […]

## Small Induction Heater for School Project

The post discusses a small induction heater circuit for school project and exhibitions, using a very ordinary IC 555 astable PWM circuit. The idea was requested by Mr. Anthony Technical Specifications For a school project i need to construct an AC induction cooktop and was wondering if you could help me put together a part […]

## How to Make a Solar Induction Heater

In this post we discuss an induction cooker/heater design which may be powered from a solar panel voltage. The idea was requested by Mr. Vamshee Technical Specifications My name is Vamshee and i am from hyderabad , India I am a small time entrepreneur looking to promote and sell new age products into the market […]

## Induction Heater Circuit Using IGBT (Tested)

In this post we comprehensively discuss how to build a high power 1000 watt induction heater circuit using IGBTs which are considered to be the most versatile and powerful switching devices, even superior to mosfets. Induction Heater Working Principle The principle on which induction heating works is very simple to understand. A magnetic field of […]

## 2 Simple Induction Heater Circuits – Hot Plate Cookers

In this post we learn 2 easy to build induction heater circuits which work with high frequency magnetic induction principles for generating substantial magnitude of heat over a small specified radius. The discussed induction cooker circuits are truly simple and uses just a few active and passive ordinary components for the required actions. Update: You […]

## 3 Ideal True/ Pure Sine Wave Inverters using Audio Power Amplifier

If you are not too keen in understanding the deep technical aspects of a true sine wave power inverter, yet want to build it within a couple of hours, then this article will help you to accomplish it using an audio power amplifier and some DC motors. We will consider 3 separate true sine wave […]

## 7 Modified Sine Wave Inverter Circuits Explored – 100W to 3kVA

The following article presents 7 interesting modified sine wave inverter designs with exhaustive descriptions regarding its construction procedure, circuit diagram, waveform output and detailed parts lists. The designs are intended for learning and building experimental projects by engineers and students. Here we discuss different varieties of modified designs ranging from a modest 100 watt to […]

## 7 Simple Inverter Circuits you can Build at Home

These 7 inverter circuits may look simple with their designs, but are able to produce a reasonably high power output and an efficiency of around 75%. Learn how to build this cheap mini inverter and power small 220V or 120V appliances such drill machines, LED lamps, CFL lamps, hair dryer, mobile chargers, etc through a […]

## 1500 watt PWM Sinewave Inverter

A vey basic yet reasonably efficient 1500W PWM based sinewwave inverter circuit can be studied under this post. The design utilizes very ordinary parts to accomplish a powerful SPWM type inverter circuit. Main Specifications Power Output: Adjustable from 500 watts to 1500 watts Output Voltage: 120V or 220V as per the transformer specs Output Frequency: […]