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My new induction furnace
2.8 kW
200 * 200 * 400 mm
V = 120 cc


https://www.youtube.com/watch?v=2yYnK0zF0tE281314281316281318

melting steel 25 kg
power of 25 kW

My new work
Пайка резца - YouTube
Индукционный нагрев. Закалка ТВЧ. - YouTube
Плавка меди 15 кВт - YouTube
Плавка 2...

Simple installation of induction heating.
Laboratory work at chemistry institute.
Without PLL.
Levitatsionnaja melting Ti
rus
http://www.icct.ru/Practicality/Papers/30-03-2010/Invertor-01.php...

Now I work over the similar furnace.
I can not give consultation
http://savepic.ru/1122168m.jpg

Old photos,
The sample for debugging, 66 кГц, 2 kw
The first melting, 13 minutes (cold start)
The subsequent meltings approximately 4 minutes
http://savepic.ru/1074772m.jpg...

New works :
2 KW, 66 kHz, for melting Cu, Ag, Au
http://savepic.ru/1088150m.jpg
http://savepic.org/434249m.jpg
and 30KW
http://savepic.ru/1085096m.jpg
http://savepic.ru/1074856m.jpg...

Look the mail

The induction furnace is constructed and handed over the customer.
Works in laboratory.
Unfortunately I have no access to laboratories, a private property and other organisation

Now I work over...

The following step crucible creation, material Finmix 0.5
The technology is debugged and applied in industrial induction furnaces.
Furnace top: assemblage of the asbesto-cement plates, special,...

http://savepic.org/149789m.jpg
Thanks for the reference.
I have all.
Only there is no desire to participate. My opinion: competitions it is swindle on gathering of schemes
Induction heating is...

siamon99
Look mail

I have this scheme for industrial use, serial release of inverters, for induction heating and an induction melting furnace
I have possibility to develop the scheme for your...

I recommend the sizes (approximately, very difficult and not linear dependence)

For small furnaces height of liquid metal / diameter of liquid metal = 0,5
For the big furnaces from 0,5 to 1
...

for "crucible=90mm Diameter,2mm stainless steel"

coil d=130mm, h=aluminium

There is enough thermal protection of 2-2.5 sm

It is required the transformer on ferrite
Factor of...

My power module for the inverter of 30-40 kw
http://savepic.org/102487m.jpg
Control system, the driver - are already made and adjusted.
There was an assemblage in the case.
I will be engaged in...

There are intermediate services for storage of images.
For example the Russian-speaking http://savepic.org/77850m.htm

Excuse, I badly know English.
The difficult childhood, shirked English lessons, drank vodka and played a balalaika. :)
I use computer transfer

The parity of the sizes coil and a heated up body...

CD4046 -Smooth adjustment for frequency,good PLL
The microcontroller provides the big step of step-type behaviour of frequency and cannot be good PLL, Small speed PLL

I agree with T3sl4, for removal of internal pressure in a steel, after heating to 200-400 degrees, very slow cooling, is necessary till 12-24 o'clock.

Heating and removal in a steel conduct in...

Small capacities - induction melting has EFFICIENCY of 25-50 %, for capacity of 2-3 kw, a steel.
capacities melting - of 3 kw on 1 kg of a steel, minimum
The law of conservation of energy - great...

Layers of a thermal protection of my new melting furnace on 2-3 kg of a steel, to pig-iron.
The skeleton is not shown.
http://savepic.ru/957305m.jpg

Melting Aluminium ,
further
Centrifugal moulding of pipes and engines for rockets,
further
Assemblage of rockets.
Further
To fire rockets of the American soldiers
Joke
:)

http://savepic.org/1729m.jpg
Crucible formation, thickness of a crucible in quartzite
http://savepic.org/64192m.jpg
The fused steel of 2 kg, capacity of the furnace of 3-3.5 kw. Failure in...

Made in China
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Photo of the device of the inverter of 18 kw made in China.
The price of 4000 dollars :-)
http://savepic.org/41388m.jpg
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The inverter made in China. The description...

Thanks for the offer.
Now I conduct the professional project of the induction furnace and an induction heater, the inverter on 30-40 kw, further a standard number of 60 kw of 100-120 kw.
After...

Hi,
I badly know English. It is computer transfer.
In scheme Uzzors2K.com there is no dead time for IGBT
Parities are very important: the coil/preparation, height, diameter, a backlash.
I have...

My scheme PLL, 20-25 kHz
http://savepic.ru/813914m.jpg

The inverter scheme, the author it is unknown
http://savepic.ru/824117m.jpg

The schedule on a regulator triac.
Crucible drying, capacity of a direct current 750 W, weight of a template of a steel of 2.5 kg
http://savepic.ru/814460m.jpg
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new
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