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Sunday, March 3, 2024

IGBT based induction heater - No Mosfet, no diodes, no resistor


 IGBT based induction heater - No Mosfet, no diodes, no resistor

How to see the effect of the magnetic field lines of different induction coils using an old PC monitor with a cathotic screen.

Blue color indicates absence of magnetic field, while red color indicates south pole, green color indicates north pole.

I use a very low frequency PWM pulse generator, amplified by an N-Chanel type mosfet transistor (IRFP260N) to power an electromagnetic relay in order to automate a change of polarity at different frequencies ranging from 0 to 10 Hertz.

Webinar presenting the operating principle of Apartment Thermal Modules (Instant DHW Preparation, Direct/Indirect Heating), the associated applications (Heating only, DHW Only, Mixed) and the range of Danfoss MTA available.

Danfoss Climate Solutions provides integrated, energy-efficient heating and cooling solutions to enable sustainable development in buildings, cold chains, industrial applications, and infrastructure.


With end-to-end application expertise and a broad product portfolio, we’re leading the way to a greener future and helping our customers do more with less.


Backed by our advanced components, systems, and software, we are actively engineering tomorrow's HVACR technology with a focus on:

 

- Innovative, reliable, and energy-efficient heating and cooling solutions

- World-class expertise with local relevance

- Integrated solutions for the entire HVACR ecosystem


 IGBT based induction heater - No Mosfet, no diodes, no resistor

How to see the effect of the magnetic field lines of different induction coils using an old PC monitor with a cathotic screen.

Blue color indicates absence of magnetic field, while red color indicates south pole, green color indicates north pole.

I use a very low frequency PWM pulse generator, amplified by an N-Chanel type mosfet transistor (IRFP260N) to power an electromagnetic relay in order to automate a change of polarity at different frequencies ranging from 0 to 10 Hertz.

Webinar presenting the operating principle of Apartment Thermal Modules (Instant DHW Preparation, Direct/Indirect Heating), the associated applications (Heating only, DHW Only, Mixed) and the range of Danfoss MTA available.

Danfoss Climate Solutions provides integrated, energy-efficient heating and cooling solutions to enable sustainable development in buildings, cold chains, industrial applications, and infrastructure.


With end-to-end application expertise and a broad product portfolio, we’re leading the way to a greener future and helping our customers do more with less.


Backed by our advanced components, systems, and software, we are actively engineering tomorrow's HVACR technology with a focus on:

 

- Innovative, reliable, and energy-efficient heating and cooling solutions

- World-class expertise with local relevance

- Integrated solutions for the entire HVACR ecosystem

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