BEGIN:VCALENDAR VERSION:2.0 PRODID:IEEE vTools.Events//EN CALSCALE:GREGORIAN BEGIN:VTIMEZONE TZID:Europe/Vienna BEGIN:DAYLIGHT DTSTART:20210328T030000 TZOFFSETFROM:+0100 TZOFFSETTO:+0200 RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3 TZNAME:CEST END:DAYLIGHT BEGIN:STANDARD DTSTART:20201025T020000 TZOFFSETFROM:+0200 TZOFFSETTO:+0100 RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10 TZNAME:CET END:STANDARD END:VTIMEZONE BEGIN:VEVENT DTSTAMP:20201201T144914Z UID:63FE25A8-A03D-478F-ABE1-9DDAC8A5DFD8 DTSTART;TZID=Europe/Vienna:20201201T140000 DTEND;TZID=Europe/Vienna:20201201T150000 DESCRIPTION:Commercially available PV module-level based power electronics currently exhibits an increasing market share with global revenues of over 2 B$. Companies are promising performance advantages of up to 20 % due to partial shading of individual modules and optimal control of the DC/DC co nverters per solar module\, compared to a single operating point of a conv entional string inverter.\n\nMeasurements of such commercial PV module-lev el based power optimizers (each one fed by a different power supply from a n individual DC source which is emulating an individually shaded solar mod ule) performed at ZHAW laboratories\, revealed a significant deviation bet ween the predicted performance improvement and observed values.\n\nMoreove r\, it will be discussed how DC output data of the individually shaded sol ar modules on the roof of a single-family home with the shading by a dorme r was determined and how measurement results in the laboratory were exploi ted to determine the average performance of each module.\n\nThe high compl exity of different shading situations makes a general specification and ch aracterisation for all existing situations impossible. Nevertheless\, the measurement data and analyses obtained here\, together with a comparison o f several publications on this topic\, provide a helpful overview for prac tical applications.\n\nFinally\, PROS and CONS of both PV system setups (m odule-based vs string inverter based) are summarized. This also includes p arameters such lifetime of the system components\, service cost and popula r web-based illustrations of the aforementioned performance values of such systems.\n\nCo-sponsored by: AIT Austrian Institute of Technology GmbH\n\ nSpeaker(s): Prof. Franz Baumgartner\, \n\nAgenda: \n14:00 Welcome and ope ning\n14:05 Presentation (Prof. Baumgartner)\n14:40 Q&A session\n14:55 Clo sing\n\nNOTE: This is an online presentation. The link to excess the webin ar will be shared with all registrants the day before the event is schedul ed. For this reason please register for this event either using the regist ration page or the following link:\nhttps://events.vtools.ieee.org/event/r egister/241076.\n\nVirtual: https://events.vtools.ieee.org/m/241076 LOCATION:Virtual: https://events.vtools.ieee.org/m/241076 ORGANIZER:markus.makoschitz@ait.ac.at SEQUENCE:16 SUMMARY:Performance comparison: solar module-level power electronics vs. co nventional string inverters URL;VALUE=URI:https://events.vtools.ieee.org/m/241076 X-ALT-DESC:Description: <br /><p>Commercially available PV module-level bas ed power electronics currently exhibits an increasing market share with gl obal revenues of over 2 B$. Companies are promising performance advantages of up to 20 % due to partial shading of individual modules and optimal co ntrol of the DC/DC converters per solar module\, compared to a single oper ating point of a conventional string inverter.</p>\n<p>Measurements of suc h commercial PV module-level based power optimizers (each one fed by a dif ferent power supply from an individual DC source which is emulating an ind ividually shaded solar module) performed at ZHAW laboratories\, revealed a significant deviation between the predicted performance improvement and o bserved values.</p>\n<p>Moreover\, it will be discussed how DC output data of the individually shaded solar modules on the roof of a single-family h ome with the shading by a dormer was determined and how measurement result s in the laboratory were exploited to determine the average performance of each module.</p>\n<p>The high complexity of different shading situations makes a general specification and characterisation for all existing situat ions impossible. Nevertheless\, the measurement data and analyses obtained here\, together with a comparison of several publications on this topic\, provide a helpful overview for practical applications.</p>\n<p>Finally\, PROS and CONS of both PV system setups (module-based vs string inverter ba sed) are summarized. This also includes parameters such lifetime of the sy stem components\, service cost and popular web-based illustrations of the aforementioned performance values of such systems.</p><br /><br />Agenda: <br /><p>14:00 Welcome and opening<br />14:05 Presentation (Prof. Baumgart ner)<br />14:40 Q&amp\;A session<br />14:55 Closing<br /> <br />NOTE: This is an online presentation. The link to excess the webinar will be shared with all registrants the day before the event is scheduled. For this reaso n please register for this event either using the registration page or the following link:<br /><a href="https://events.vtools.ieee.org/event/regist er/241076">https://events.vtools.ieee.org/event/register/241076</a>.</p>\n <p>&nbsp\;</p> END:VEVENT END:VCALENDAR