12 Oct
2024
12 Oct
'24
5:28 p.m.
On Sat, 2024-10-12 at 08:24 -0400, Michael Thompson via cctalk wrote:
Would a motor generator be less expensive?
AC-DC-AC high-voltage long-distance transmission lines such as the
Pacific Intertie originally used motor generators, then thyratrons, now
all semiconductors.
> On Oct 12, 2024, at 7:51 AM, hupfadekroua via
cctalk
> <cctalk(a)classiccmp.org> wrote:
>
> Hi all,
>
> after approx 30 years of waiting our time has come to get hands on
> a Cyber 180/860a.
>
> These systems as other systems before are using 400Hz psus.
>
> One approach would be to use a 50Hz/400Hz power converter. There
> are ones on the market creating almost pure sinus output with
> minimal harmonics.
>
> Another approach would be to substitute the old psu by modern ones,
> possibly by DC-DC converters or switching powersupplies.
>
> Does someone have experience in the substitution of psus in the
> multiple KW range or did this in the past?
>
> Best
>
> Andreas