mibawad

mibawad

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Member since
Jan 24, 2011
Last active
Mar 18, 2015
Total activities
0

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Recent contributions

  1. #Threads

    H-Bridge four quadrant Dc motor driver

    I would like to know if all H-Bridge four quadrant Dc motor driver can regenerate power in braking quadrant.

  2. #Threads

    DC motor efficiency

    Hello, I would like to know if the motor efficiency is changing with respect to applied voltage or it doesn't change. What...

  3. #Threads

    25fb62fa-5a2c-4743-af86-52b72e5c01d9

    All textbooks refer to the speed-torque curve for permanent magnet DC motor as a line in first quadrant as in the figure...

  4. #Threads

    53305c4a-a176-4579-9b15-037c437b4c7e

    Hello, What do you mean by drooping curve? Could you explain more? Best wishes, Mohammed

  5. #Threads

    What will be the shape of torque-speed curve in braking quadrant for DC motor?

    Hello, What will be the shape of torque-speed curve in braking quadrant for DC motor? Will it be similar to this curve?...

  6. #Threads

    8d7e7d87-586a-41ff-9323-a4d098b85417

    What do you mean by "If the voltage is open circuit voltage and the current delivered is limited the battery may not...

  7. #Threads

    d467283e-116f-4851-9f2d-d94ae13c31c8

    Many thanks, for those useful information. I have another question what will happen if I charged 12V battery by 40V source or...

  8. #Threads

    d3d29da7-c9df-45ab-93d9-0ee9e160f8d7

    What do you mean by "What is worse, you may even drain the battery further if a lower voltage source is connected"?...

  9. #Threads

    4ad359e5-b75d-45d9-abfa-c5de3f5bfefb

    Does it mean that I could charge 12V rechargeable battery at 5V for example? And, it will charge, but it might takes...

  10. #Threads

    574fbf97-76d6-4daf-b923-db981b201efc

    Many thanks for your help. I would like to know if the varying in charging current has any effect on battery life...

  11. #Threads

    fa424b52-c107-46f8-9e00-fca62114062a

    Actually, I would like to know if there is a special circuit to charge a battery as the output voltage is varying...

  12. #Threads

    Hand crank generator battery charger circuit

    Hello, I want to use a DC permanent motor as a generator in order to use it to charge a battery. This...