CAT DIESEL RUNNING UNDER LOAD 1959 Caterpillar Generator Testing

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Published 2020-06-07
In this video we take a closer look at the generator end itself.
It is good practice to check the integrity of the winding insulation prior to operating a generator set that has sat in a non climate controlled area for many years.
My main goal in this video is to determine the generator's field power requirements so that a replacement regulator / exciter can be located.

All Comments (21)
  • That 40 minutes went fast! A good way of knowing that you are watching interesting content. It’s over way too fast. Good stuff.
  • @Lawnmower-os5pg
    Neighbors are like Who’s driving a tank through the neighborhood Oh that’s just weird generator guy Lol good job mike Enjoyed the video
  • @giggiddy
    Absolutely love the fact that you dont mind running these old gems at full load for a time. That's what they were designed to do and you do more than just look at them. You run em! Thank you so much for your time as I respect that these displays take a tremendous amount of time to set up. Take care!
  • @aforman1951
    I'm older than the generator and droop is definitly a factor....
  • @Wijnamar
    I love the sound of a turbo diesel at almost 100% load. and she's roaring like a beast, and purring like a kitten at idle.
  • @acemobile9806
    I thought the last time was good... Replaying just to hear that old girl sing some more! Sounds far better than any radio station nowadays
  • Having been in heavy elect industry my whole life, this is grand vid showing the absolute basics on how to generate energy. I love the fact you put such faith in an aged prime mover and generator. Shows how beautifully built and designed this is. A credit to CAT and the American solid way of doing things. High fives from Aussie..🙋‍♂️🙋‍♂️🙋‍♂️🙋‍♂️🙋‍♂️
  • @rickjohnson1632
    Kudos to the engineers at Cat for designing such a robust unit . Cool vid 👍
  • @andreaudio
    I own a generator business and do A LOT of maintence (on newer equipment only). Just by the sound of this old lady, I can tell that back in the days the specs were WAY more conservative than todays... Today when you (resistively) load 150 kW a 150 kW machine it simply can't take one single extra watt. You can feel, see and hear that the engine reached it absolute max. This one, like you said... Doesn't even care... In todays specs they would rate it at least 200 kW easily. Once again I'm not used to this high current excitation values in newer equipment... Even 400 kW ones are using only 10 amps regulators. Great content, learned a lot.
  • @ils360
    Probably the most that generator has been loaded up in many many years
  • @danw1955
    Heh heh, nice test setup! That big Kitty Kat started huffing and puffing pretty good around 80% load. You could see in the exhaust, all the bats and bird nests from the last 20 years getting evicted.🤣 I could watch this all day!! I'd say this generator is still good for another 20 years once you get the right exciter for it. Speaking of residual magnetism, I've have a couple of old Coleman gen sets in the past that would lose their magnetism if they sat too long without being run. Generally you could get them lit up again by simply plugging in an older 1/2" drill (no speed control), and just spin the chuck by hand a few times to give it a little nudge. I've had a couple cases where I had to tape a big magnet to the side of the drill, so it would actually generate a little more voltage to get the generator to light back up.😉
  • @scruffy6151
    That old cat was just a purring under full load and loving every bit of it and saying its about time i get to work. 💪💪💪 The generator was handling the load well also. Very nice genset you have there. Thank you for all the work you put into making this video for us to watch.
  • @Shane-Singleton
    There is something I just absolutely love about seeing a 60 year old piece of equipment still put in the work she was built to deliver on day 1. She's definitely a beast. I wish I had a use for a piece of gear like that but I don't have an office building, lol.
  • @JosephGreenleaf
    Old saying: "The man who.knows 'how' will always have a job. The man who.knows 'why' will be his boss."
  • @gtoger
    Cats love to get a good stretch in now and again.
  • @wth82
    Boy I wish I had your knowledge. I’m like a sponge when I watch you work. Thanks teacher.
  • @billmoran3812
    Mike, you have a better grasp of power generation than a lot of younger electrical engineers. When calculating excitation requirements, remember your test was at unity Power factor. The excitation would have to go higher depending on the reactive power required. That old Cat was working up a sweat! Looked like maybe a dribbling injector occasionally, but that might clear up with some run time. Exhaust looked clear at max load after a bit.
  • @maglogni2922
    Imagine this guys excitement when his power goes out! Awesome video really enjoyed it.
  • @ModMotorMayhem
    Just an AWESOME video!! Love hearing the ol' Cat purr like a kitten. You threw everything you had at her and she took it like a champ. Old iron at it's finest. Nice work, we need more video's like this please!