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submitted 9 months ago by glibg10b@lemmy.ml to c/technology@lemmy.world
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[-] themeatbridge@lemmy.world 70 points 9 months ago

Funny thing, most modern refrigerators use DC motors for their compressors so that they can run at variable speeds, so there's likely an inverter that you could bypass if you know the appropriate voltage. The DC ones for RVs are the same internals, just without the inverter.

[-] nixcamic@lemmy.world 62 points 9 months ago* (last edited 9 months ago)

Correction: they still use AC motors, but those motors don't use line AC. It goes line AC > rectifier > DC > inverter board > variable frequency AC to run the compressor motor.

Most RV fridges just use DC motors, but there are some that use VFDs and AC motors.

[-] KyuubiNoKitsune@lemmy.blahaj.zone 1 points 9 months ago

Have we moved to BLDCs yet?

[-] DreadPotato@sopuli.xyz 15 points 9 months ago

Funny thing, most modern refrigerators use DC motors for their compressors so that they can run at variable speeds

No they don't...they use AC motors and a VFD to control the speed.

[-] Silentiea@lemm.ee 7 points 9 months ago

I mean it's probably labeled, right? How hard could it be?

[-] themeatbridge@lemmy.world 1 points 9 months ago

Exactly. Find a hole that's black and a hole that's red, and stick some wires in there. How hard could it be?

[-] Silentiea@lemm.ee 2 points 9 months ago

(can't answer, because she was fucking electrocuted)

this post was submitted on 18 Mar 2024
799 points (96.1% liked)

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