Disassembled an expensive electric heater. I show in detail what is inside the "miner"

  • Nov 17, 2021

Recently, the question arose of how to heat a house-bath under construction at a summer cottage? To continue finishing work. Naturally, there is no gas, it is inconvenient to heat with wood. The simplest option is to use electricity as a heat source.

Previously, I managed to stretch a separate electric line of self-supporting insulated wire from the transformer substation to my house, for year-round use of this benefit (for the winter the main line is turned off by the chairman). The average layman will simply turn on an oil heater or a newfangled quartz heater and simply burn electricity. This option seemed to me an overhead, and new technologies do not stand still.

As I saw that you can be warmed by some kind of apparatus that uses processors to calculate some complex algorithms. Heat emanates from them sideways, which is simply thrown into the atmosphere by data centers.

Having taken an interest in this topic, I came to the conclusion that I need to take a chance and order one such device, with a capacity of 1.3 kW, enough to maintain a positive temperature in the room during the cold season.

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And here I have it. I drove it for 10 days in my room, today I decided to disassemble it, see how it works and blow it out of dust.

This device cannot be obtained new, it is supplied second-hand, therefore it is necessary to periodically disassemble and clean it so as not to overheat. By the way, in my configuration, he came with a new power supply and new coolers. Anyone who has questions on this topic, write in a personal, I will explain what and how.

What is inside ?

The power supply is not interesting to us, a regular 220 V-12V converter for 1800 W.

The block itself is important, the algorithm calculator:

I remove the upper casing, a board appears in front of us:

Which manages the computing process, has Internet access and regulates the load on the chips.

I remove 120 mm fans installed on both sides to cool the case.

There are three hash cards inside the case, with 63 chips on board each:

Each chip has an individual cooling heatsink, since the chip consumes a lot of power during calculations. Accordingly, a reliable heat dissipation is required. Photo in gallery:

In some heatsinks, there was not only dust, but also the remnants of "Chinese" insects carried there by the powerful cooling flow of the coolers.

As a result, my machine consumes about 1300 watts, the energy is converted into heat, which warms my house. For calculations, the cryptocurrency payment system, in my case, bitcoin, is paid to me by "satoshi", which can be exchanged for real money. Let's say to pay for electricity and return funds spent on the purchase of "cars". And then there will be profit. If all these cryptocurrency systems don't fall)