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Type: Posts; User: Besoeker

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  1. Replies
    192$$
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    4,671

    I tried. I give up.

    I tried.
    I give up.
  2. Replies
    192$$
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    All I'm saying is that the watt is an...

    All I'm saying is that the watt is an instantaneous value, something you've already agreed.
    That's it.
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    192$$
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    OK. You know that And, from your previous post,...

    OK. You know that
    And, from your previous post, you know that a watt is an instantaneous value. And you know that if you sustain that for a period of time, you get energy. One watt, one second, one...
  4. Specialist field. Far too risky to make...

    Specialist field.
    Far too risky to make assumptions.
  5. Replies
    192$$
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    4,671

    If you want energy, you need a time period. Then...

    If you want energy, you need a time period.
    Then you get joules, ws, kWh.........not watts.
  6. Replies
    192$$
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    The watt is an instantaneous value.

    The watt is an instantaneous value.
  7. Replies
    192$$
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    I made no claim that the speedometer could do so.

    I made no claim that the speedometer could do so.
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    192$$
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    No interpretation required.

    No interpretation required.
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    12$$
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    397

    Well, I would expect a sales pitch to to take...

    Well, I would expect a sales pitch to to take that line.:p
    But 20% of the kVA rating versus 100% of kVA rating?
  10. Replies
    192$$
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    No approaching about it. Speed is an...

    No approaching about it.
    Speed is an instantaneous value.
    The blue car I had, the one in the avatar, could get from 0-60mph is six seconds.
    Graph speed against time and it would be an ever...
  11. Replies
    192$$
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    It's irrelevant and thus superfluous. A bit...

    It's irrelevant and thus superfluous.

    A bit like saying "a round circle".
    It's tautological.

    So yes, with respect, you do seem to be struggling with the concept.
  12. Replies
    10$$
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    378

    I'm with Goldilocks. I don't immediately see how....

    I'm with Goldilocks. I don't immediately see how. As he says, you would need the autotx to be at the motor end which would not help reduce the cable current. If that is your problem. Do you know what...
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    10$$
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    We would use just one three phase unit. Since the...

    We would use just one three phase unit. Since the voltage increase required is quite small, the kVA rating is also quite small.
    I don't know why you would consider using two or even three units.
    ...
  14. Replies
    15$$
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    Agreed. Some figures I calculated for one of our...

    Agreed.
    Some figures I calculated for one of our drive projects - as it happens, figures that we were contractually obliged to provide and meet.

    Calculated Performance LRT "2/4" "3/4" FLC...
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    10$$
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    First of all, welcome to the forum! Not a lot...

    First of all, welcome to the forum!

    Not a lot of information to go on.
    A step up autotransformer, as many here would call it, could be used to get the voltage back to where you need it to be. But...
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    192$$
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    And can save a bit of typing.......

    And can save a bit of typing.......
  17. Replies
    192$$
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    Really? Don't believe I did.

    Really?
    Don't believe I did.
  18. Replies
    192$$
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    All watt values? There aren't all watt values....

    All watt values?
    There aren't all watt values.
    It's a single derived SI unit.


    From Wikipedia:

    The watt (symbol: W) is a derived unit of power in the International System of Units (SI),...
  19. Replies
    192$$
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    Fine. Cite any substantiated source that proves...

    Fine.
    Cite any substantiated source that proves that the watt is not an instantaneous unit.
  20. Replies
    15$$
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    Fair point and ought to be taken into account.

    Fair point and ought to be taken into account.
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    9$$
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    I think it was presented quite lucidly if I may...

    I think it was presented quite lucidly if I may say so.
    It is usual for distribution transformers in UK to be delta star with the secondary star point to be earthed (grounded) at the transformer. I...
  22. Replies
    192$$
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    Fine. Cite any substantiated evidence that proves...

    Fine. Cite any substantiated evidence that proves that the watt is not an instantaneous unit.
  23. Replies
    15$$
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    Originally Posted by JonD View Post Your power...

    Originally Posted by JonD View Post
    Your power factor will vary by load. For a 75 HP TECO Westinghouse motor:
    50% load => 75.5 % P.F.
    75% load => 83.5 % P.F.
    100% load => 86.5 % P.F.
    [/quote]
    ...
  24. Replies
    192$$
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    4,671

    It's a simple statement the watt is an...

    It's a simple statement the watt is an instantaneous value.
    That is not a matter of opinion.

    I had a quick check back through the thread and found these comments:


    Rate is an instantaneous...
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    192$$
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    Or a bad smell. Cockney rhyming slang from "pen...

    Or a bad smell.
    Cockney rhyming slang from "pen and ink" meaning stink.
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