Here is the list of projects I completed from 2008 to now. If you find some item interesting and you want to purchase it drop me an email. Also check out my childhood projects from 1998 to 2008.
| Photo | Description |
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24 Vdc fuse block with 8 output channels independently protected from overload and short circuit. November 2017 |
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Gantry workshop crane. 1000 kg capacity. Initial structural design with “pencil and calculator”, 3D drawing and detailed Finite Element Analysis. Cut and stick weld. August 2017 |
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Sun direction sensor for CSP (Concentrated Solar Power). July 2017 |
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Fan to remove weld fumes goes on when the iron is removed from the stand. June 2017 |
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Differential thermostat for solar panel. June 2017 |
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Heliostat to reflect the Sun light towards a window 100 m away. May 2017 |
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Solar tracker controller, for two DC motors. March 2017 |
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Sun radiation sensor. November 2016 |
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Mini solar tracker controller, one axis, for DC motors November 2016 |
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Cup anemometer and characterization in wind tunnel February 2016 |
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Signal converter, from sine wave to square wave. For C40 cup anemometer August 2015 |
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Solar tracker frame and controller. Two axis, up to 8 m2 or 1 kW of photovoltaic panels. June 2015 |
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Mini solar tracking controller, for DC motors, with relay output January 2015 |
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Thermoforming attempts to make domes for my solar tracking sensors January 2015 |
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Small gearbox with worm wheel, for a small solar tracker. December 2014 |
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Remote monitoring system for a 500 kW (Nordtank 41/500). Voltage and current sampled at 5kHz are used to calculate RMS values of voltages, currents, power, cos(fi), also in deformed regime. November 2013 |
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Fault resolution and start-up of a refurbished Ecotecnia 20/150 kW wind turbine. May 2013 |
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Small control cabinet for a one axis solar tracker, which use a 12 Vdc motor. December 2012 |
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Control cabinet for a two axis solar tracker, with wind speed meter that position the panels horizontal in case of high wind. Manual control with thumb joystick, overload protection of motors. September 2012 |
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Solar tracking roof, in a green house. August 2012 |
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Voltage and current sensing board, for the inverter of a 10 kW wind turbine. November-December 2011 |
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Control board for the inverter of a 10 kW direct drive wind turbine. The microcontroller reads the voltages of grid and generator, produces the necessary pulses on the optic fibers to the gate drivers of the inverter. November-December 2011 |
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Calibration of a cup anemometer in a wind tunnel. October 2011 |
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Laboratory measurements using strain gauges in various configurations. September 2011 |
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Solar tracker control board for two asynchronous motors, all solid state outputs with triacs. April 2011 |
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Solar meter, to measure the Sun radiation in W/m². January 2011 |
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20 kW Photovoltaic plant. October-December 2010 |
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20 kW Photovoltaic plant. October-December 2010 |
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2,96 kW Photovoltaic plant. July 2010 |
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3.96 kW Photovoltaic plant June 2010 |
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5.50 kW Photovoltaic plant June 2010 |
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Wind speed meter board, with relay alarm output June 2010 |
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Two axis solar tracker with voltage free ouptus June 2010 |
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7,8 kW Photovoltaic plant. June 2010 |
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7 kW Photovoltaic plant June 2010 |
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Tall bike June 2010 |
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Sola tracking controller for DC motors, with 24Vdc 100W power supply. June 2010 |
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Digital solar tracker with anemometer and inclinometer. April 2010 |
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Inclinometer. April 2010 |
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6 kW Photovoltaic plant. April 2010 |
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12 kW Photovoltaic plant. December 2009 |
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2.6 kW Photovoltaic plant. December 2009 |
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15 kW Photovoltaic plant. December 2009 |
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Power supply 0-18V 1A. September 2009 |
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Two axis solar tracking controller with wind speed protection relay. May 2009 |
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CNC milling machine. January-April 2009 |
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Opto-coupled interface for parallel port, for CNC mill. January-April 2009 |
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Stepper motor drivers with L297-L298 (BSc thesis in Electrical engineering). January-April 2009 |
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Charge controller for PV-battery.. October 2009 |
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Early Projects, since when I was 12 years old. |