Hi, my ID is parknamme, and Im currently working on Energy Harvesting lab in the well know university in New York. Im a ph.d student and I have experience of leading several energy harvesting project. Our energy harvesting projects are identical with what you wrote on the project description. We generate electricity from mechanical movement such as vibration of vertical/horizontal displacement. I can provide you every single step of calculations and power input/output and 3D drawings. If you want formal report, then I will cost extra charge. I work with very well know professor in Energy Harvesting field, and the quality of the work is guaranteed.
If you have interest in hiring me, please contact me through the message.
again, my primary work is exactly what you want from freelancers so I can do this work better than anybody else in this website.
Thank you.