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Elförsörjning till svängbron (Fotografier/bildfrågor)

av PeNo, Wednesday, August 02, 2023, 21:37 (645 dagar sedan) @ Sune Nylén

Kanalverket var en del av Statens Vattenfallsverk och de fick sin ström därifrån till alla sina anläggningar. Och eftersom det var kanalen som krävde svängbar bro så fick man nog stå för strömmen. Och jag är övertygad om att Trollhättans Elverk aldrig var inblandade.
Intressant i sammanhanget var att Vattenfall körde med 25 Hz och Trollhättan med 50 Hz.


Hela tråden:

 


Time: 258
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Time: 1203
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE (mlf2_akismet_rating.spam = 1 OR mlf2_b8_rating.spam = 1)
Time: 1297
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE category IN (0, 4, 5, 6, 7, 8, 9, 25, 14, 23, 19, 22, 24, 10, 21, 11, 12, 13, 15, 16, 26, 18, 20, 27) AND (mlf2_akismet_rating.spam = 0 AND mlf2_b8_rating.spam = 0)

Total time: 2801

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