Solar_AC power control PCB and firmware

This project received 8 bids from talented freelancers with an average bid price of $1056 USD.

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Hi, I am looking for someone to help me design and engineer a new product idea i have.


Applicants must be a Licensed Electrical Engineer.

- PFC bank is half bridge PWM control method (used the IGBT 40N120 x 2 )

- Inverter bank is too half bridge PWM control method (used IGBT 25N60 x 2)

- must be very familiar about solar variable voltage and you were able to optimize control.

- Pb-Cd battery is linked.(capacity: 12v/ 132Ah)

- Battery charge method is fast speed charge.

(configured to bi-polar PWM charge method)

- User interface is LCD 16 x 2 device.

- AD sps must be more 1M sps

- service function is following

* output short current protect

* input over power cutting

* solar- AC power monitoring

* Battery capacity calculator

(must be use the short check method)

* All subroutine must be interrupt process

Please don't proximity non technique.

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