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Modeling and simulation solar panels and perform it power using perturbation and observation algorithm (P&O) to tracking maximum power point MPPT

نمذجة و محاكاة الألواح الشمسيّة و تحسين استطاعتها باستخدام خوارزمية الاضطراب و المراقبة لملاحقة نقطة الاستطاعة العظمى

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 Publication date 2015
and research's language is العربية
 Created by Shamra Editor




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This paper deals with the analysis and study of performance of solar panels, so we choose working on the solar panel (module) MSX-50, in addition to improve his power by tracking the maximum power point, this is done by using boost (step up) chopper to obtain the largest possible capacity of solar panel. We will determine a mathematical model equivalent to the real solar panel (not ideal) through studying photovoltaic cells, where we will use the iterative method in addition to the Newton-Raphson algorithm in order to determine the value serial resistance of module Rs parallel resistance of module Rp. As has been the implementation of perturbation and observation p&o algorithm in addition studying and designing the circuit of step up (boost) chopper, and selection the components (coil L, capacitor C), based on both the operation frequency f, ripple factor of output voltage and output current . Based on the our study, we have performed a modeling process of the solar module MSX-50 using MATLAB/SIMULINK program, where we designed a graphical user interface GUI to display the module characteristics and calculate resistance Rp and Rs, in addition to build an algorithm p&o and design circuit of boost (step up) chopper. The proposed model has been applied to the ohmic load according to the principle of the maximum power point tracking MPPT, and discuss the results of two cases wich are the following the solar module is connected directly to load, connected through chopper driven by p&o algorithm.


Artificial intelligence review:
Research summary
يتناول البحث تحليل ودراسة أداء الألواح الشمسية، حيث تم اختيار العمل على اللوح الشمسي MSX-50، بالإضافة إلى تحسين استطاعته عن طريق تعقب نقطة الاستطاعة العظمى باستخدام خوارزمية الاضطراب والمراقبة (P&O). تم وضع نموذج رياضي مكافئ لعمل اللوح الشمسي الحقيقي من خلال دراسة الخلايا الكهروضوئية، واستخدام الطريقة التكرارية وخوارزمية نيوتن-رافسون لتحديد قيمة المقاومة التسلسلية والتفرعية. تم تنفيذ خوارزمية الاضطراب والمراقبة، ودراسة وتصميم دارة المقطع واختيار مكوناتها بناءً على تردد العمل وعوامل التموج للجهد والتيار. تم إجراء عملية النمذجة للموديول الشمسي باستخدام برنامج MATLAB/SIMULINK، وتصميم واجهة مستخدم رسومية لعرض خصائص الموديول. تم تطبيق النموذج المقترح على حمولة أومية وفق مبدأ ملاحقة نقطة الاستطاعة العظمى، وتمت مناقشة النتائج لحالتي توصيل الموديول الشمسي على الحمل مباشرة، والتوصيل عن طريق مقطع مقاد بخوارزمية P&O.
Critical review
دراسة نقدية: يعتبر البحث ذو أهمية كبيرة في مجال تحسين أداء الألواح الشمسية باستخدام خوارزمية الاضطراب والمراقبة. ومع ذلك، يمكن الإشارة إلى بعض النقاط التي قد تحتاج إلى تحسين. أولاً، يمكن تحسين دقة النموذج الرياضي من خلال تضمين المزيد من العوامل البيئية مثل تأثيرات الغبار والرطوبة. ثانياً، يمكن توسيع الدراسة لتشمل أنواع أخرى من الخلايا الكهروضوئية غير السيليكونية. ثالثاً، يمكن تحسين واجهة المستخدم الرسومية لتكون أكثر تفاعلية وسهلة الاستخدام. وأخيراً، يمكن إجراء تجارب ميدانية للتحقق من النتائج النظرية وتطبيقها في بيئات حقيقية.
Questions related to the research
  1. ما هي الخوارزمية المستخدمة لتحسين استطاعة اللوح الشمسي في البحث؟

    تم استخدام خوارزمية الاضطراب والمراقبة (P&O) لتحسين استطاعة اللوح الشمسي.

  2. ما هو البرنامج المستخدم في نمذجة الموديول الشمسي؟

    تم استخدام برنامج MATLAB/SIMULINK في نمذجة الموديول الشمسي.

  3. ما هي العوامل التي تم أخذها بعين الاعتبار في النموذج الرياضي للموديول الشمسي؟

    تم أخذ المقاومة التسلسلية والمقاومة التفرعية بالإضافة إلى الإشعاع الشمسي ودرجة الحرارة بعين الاعتبار في النموذج الرياضي.

  4. ما هي النتائج الرئيسية التي توصل إليها البحث بعد تطبيق خوارزمية P&O؟

    توصل البحث إلى أن استخدام خوارزمية P&O أدى إلى تحسين كبير في استطاعة اللوح الشمسي مقارنةً بحالة التوصيل المباشر للحمل.


References used
Introduction to Photovoltaic Systems, in Renewable Energy TheInfinite Power of Texas
Alsayid.B .Modeling and Simulation of Photovoltaic Cell/Module/Array with Two-Diode Model.International Journal of Computer Technology and Electronics Engineering .Vol.1, Issue.3, June 2012
Jallad.j.design and simulation of a photovoltaic system with maximum power control to supply a load with alternating current
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