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Recent content by GOG

  1. GOG

    Temperature rise calculations for generators

    Hi, Since I'm always trying to keep it as simple as possible please consider the following: 1) Every generator manufacturer can inform you with the generator efficiency numbers for 25, 50, 75 and 100% load. 2) With this information it's easy to calculate the total heat losses in Watt's for...
  2. GOG

    Cause & Effect Diagrams

    For a new project I have to submit functional Cause & Effect diagrams for the complete control system of a power plant. The way I've done this before is not accepted by my client. They stated that an international standard should be used for it. Does anybody know if there is such a standard for...
  3. GOG

    3 phase to single phase conversion

    Assuming the electric motor is not too big (max. 3 Hp?) and 3 phase Y motor for 415 V, I think it's possible to do so by the use of a capacitor. The connection should be than: Phase L1 (215 V) -> U terminal on electric motor; Neutral -> V terminal on electric motor; Capacitor...
  4. GOG

    Cause & Effect Diagrams

    For a new project I have to submit functional Cause & Effect diagrams for the complete control system of a power plant. The way I've done this before is not accepted by my client. They stated that an international standard should be used for it. Does anybody know if there is such a standard for...
  5. GOG

    Droop CT in Alternators

    An Automatic Voltage Regulator (AVR) requires a droop CT in order to operate in Voltage Droop mode. Voltage droop is load depended (mostly linear); the more load, the less voltage. The rating is normally specified by the AVR manufacturer. Furthermore it's common use for generator...
  6. GOG

    I have an application for a diesel

    I have to confess that I was too quick with my answer. However the resulted reply of peterb was worth it. Great thinking, and in my opinion this is the ultimate solution!!! My compliments for it. Note: Don't forget to calculate the power loss (heat dissipation)of the rectifiers.
  7. GOG

    I have an application for a diesel

    In my opinion it's just a matter of good reading the description of the problematical case. The best way to handle this is to go for single phase power generation by either a single phase generator (probably hard to get) or a three phase generator with a power transformer (3 phase primary, 1...

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