{"id":584,"date":"2017-12-07T03:03:11","date_gmt":"2017-12-07T03:03:11","guid":{"rendered":"https:\/\/greensarawak.com\/?page_id=584"},"modified":"2018-05-24T17:35:33","modified_gmt":"2018-05-24T16:35:33","slug":"going-solar-chapter-10-know-the-effect-of-partial-shading","status":"publish","type":"page","link":"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-10-know-the-effect-of-partial-shading\/","title":{"rendered":"Bab 10: Ketahui kesan teduhan separa"},"content":{"rendered":"<p><select name=\"content\" onchange=\"window.location.href=this.value;\"><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/\">Pengenalan<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-1-know-your-sun\/\">Bab 1: Kenali Matahari anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-2-know-your-earth\/\">Bab 2: Kenali Bumi anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-3-know-the-suns-movements\/\">Bab 3: Ketahui gerakan matahari<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-4-know-where-to-face-your-solar-pv-panels\/\">Bab 4: Ketahui di mana untuk menghadapi panel PV solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-5-know-your-sun-hours\/\">Bab 5: Ketahui Jam Matahari Puncak (Peak Sun Hours) di Kawasan Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-6-know-your-solar-pv-system\/\">Bab 6: Kenali Sistem PV Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-7-know-your-load\/\">Bab 7: Ketahui Beban Electrik Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-8-know-your-solar-pv-cells-and-panels\/\">Bab 8: Kenali Sel dan Panel PV Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-9-know-your-solar-pv-cells-performance-under-the-heat\/\">Bab 9: Ketahui prestasi Sel PV Solar anda di bawah kepanasan<\/option><option selected=\"selected\" value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-10-know-the-effect-of-partial-shading\/\">Bab 10: Ketahui kesan teduhan separa<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-11-know-your-solar-pv-panels-mounts-and-supports\/\">Bab 11: Kenali struktur penyokong Panel Suria PV Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-12-know-your-solar-wiring\/\">Bab 12: Kenali pendawaian solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-13-know-when-to-go-series-or-parallel-solar-pv-array\/\">Bab 13: Ketahui bila hendak memasang PV solar dengan bersiri atau selari<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-14-know-your-solar-charge-controller\/\">Bab 14: Kenali Pengawal Caj Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-15-know-your-battery\/\">Bab 15: Kenali Bateri anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-16-know-your-inverters\/\">Bab 16: Kenali Inverters Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-17-know-how-to-monitor-your-solar-pv-power-output\/\">Bab 17: Ketahui bagaimana untuk memantau output kuasa solar PV anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-18-know-your-solar-pv-lifespan-and-maintenance\/\">Bab 18: Ketahui jangka hayat dan penyelenggaraan PV Solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-19-know-your-local-feed-in-tariff-and-renewable-energy-incentives\/\">Bab 19: Ketahui Feed in Tarif dan Insentif Tenaga Boleh Diperbaharui<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-20-know-your-local-authority\/\">Bab 20: Kenali pihak berkuasa tempatan anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-21-consult-the-experts\/\">Bab 21: Ketahui bila merujuk pakar-pakar<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/solar-photovoltaic-resources-in-malaysia\/\">Sumber Informasi Photovoltaic Solar di Malaysia<\/option><\/select><\/p>\n<p>Solar PV Panel dibina untuk bertahan lama, oleh itu penting untuk menjangka perubahan di sekitar panel. Perkara yang mudah diabaikan seperti pokok berdaun rimbun yang semakin bertambah tinggi selepas beberapa tahun dan menyebabkan teduhan pada panel anda. Perubahan lain yang mungkin termasuk pembinaan bangunan baru yang berdekatan.<\/p>\n<p>Lain-lain sumber teduhan separa adalah seperti bayang-bayang dari paip menonjol di atas bumbung, perhiasan bumbung, cerobong, tiang bendera atau bayangan dari panel yang lain.<\/p>\n<figure id=\"attachment_729\" style=\"width: 840px\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-729\" src=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade-1024x749.jpg\" alt=\"\" width=\"840\" height=\"614\" srcset=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade-1024x749.jpg 1024w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade-300x219.jpg 300w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade-768x562.jpg 768w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade-1200x878.jpg 1200w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/potentialobjectsforpartialshade.jpg 1920w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><figcaption class=\"wp-caption-text\">Teduh separa boleh mengurangkan penjanaan kuasa dari panel anda dengan ketara, dengan melihat semua objek yang berpotensi yang boleh menyebabkan teduhan separa. Pokok yang tumbuh di tepi rumah sering diabaikan.<\/figcaption><\/figure>\n<p>Memang tidak boleh melihat ringan kepada kesan teduhan separa panel PV suria kerana ia akan dengan ketara mengurangkan prestasi panel, walaupun kawasan kecil sel PV solar diteduh. Jika panel terdeduh adalah sebahagian daripada rentetan yang lebih besar dalam siri, ia juga boleh menyebabkan penutupan keseluruhan rentetan panel solar.<\/p>\n<h3>Tidak boleh memandang rendah kesan teduhan separa<\/h3>\n<p>Sel PV solar yang diteduh sebahagiannya akan menyebabkan peningkatan rintangan dalaman, yang seterusnya mengurangkan jumlah arus yang dapat melepasi sel semikonduktor. Ini mempunyai impak yang besar terhadap keluaran kuasa panel solar PV kerana sel-sel pada modul kebanyakannya diatur dalam siri. Penurunan aliran arus dalam satu sel akan menjejaskan rentetan keseluruhan.<\/p>\n<figure id=\"attachment_547\" style=\"width: 840px\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-547\" src=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell-1024x828.jpg\" alt=\"\" width=\"840\" height=\"679\" srcset=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell-1024x828.jpg 1024w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell-300x243.jpg 300w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell-768x621.jpg 768w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell-1200x970.jpg 1200w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectofbypassdiodeonasolarcell.jpg 1920w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><figcaption class=\"wp-caption-text\">Apabila terdapat teduhan separa, walaupun sel PV solar tunggal, output modul keseluruhannya terjejas. Biasanya diperbaiki dengan meletakkan diod bypass yang menyalurkan arus dari bahagian dengan semua sel yang tidak diteduh dari bahagian dengan sel berteduh separa.<\/figcaption><\/figure>\n<p>Satu teduhan separa 25% sel tunggal boleh mengurangkan kecekapan modul keseluruhan sebanyak 25%, satu panel dengan satu sel teduhan separa 75% akan berprestasi lebih teruk daripada tiga sel dengan 25% teduhan separa.<\/p>\n<figure id=\"attachment_730\" style=\"width: 840px\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-730\" src=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading-1024x910.jpg\" alt=\"\" width=\"840\" height=\"746\" srcset=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading-1024x910.jpg 1024w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading-300x267.jpg 300w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading-768x682.jpg 768w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading-1200x1066.jpg 1200w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/effectsofpartialshading.jpg 1920w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><figcaption class=\"wp-caption-text\">Kesan teduhan separa panel solar. Ia bergantung kepada bagaimana teduhan jatuh pada sel-sel, tetapi ia akan berprestasi lebih teruk jika sel yang paling teduh meliputi kawasan sel yang sangat besar. Di atas adalah anggaran kasar sebab pengurangan kuasa dengan teduhan separa.<\/figcaption><\/figure>\n<p>Oleh kerana sel-sel yang tidak berteduh cuba untuk memaksa lebih banyak arus daripada sel berteduh yang mampu mengendalikan (teduhan separa menyebabkan jatuh dalam arus litar pintas sel itu &#8211; yang bermakna kurang arus boleh melalui sel itu), dan kuasa yang berlebihan akan hilang sebagai haba.<\/p>\n<p>Pelesapan kuasa besar yang berlaku di kawasan kecil mengakibatkan lokal yang sangat panas atau &#8220;titik panas&#8221;, yang boleh membawa kepada kesan yang teruk, seperti keretakan sel atau kaca, peleburan pateri atau degradasi sel solar. Ia boleh dilihat melalui pengimejan terma inframerah di mana tempat panas boleh dipanaskan sehingga 100 darjah Celsius. Terdapat punca lain untuk titik panas seperti sel-sel yang rosak atau sendi pateri rosak.<\/p>\n<figure id=\"attachment_731\" style=\"width: 840px\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-731\" src=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots-1024x336.jpg\" alt=\"\" width=\"840\" height=\"276\" srcset=\"https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots-1024x336.jpg 1024w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots-300x98.jpg 300w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots-768x252.jpg 768w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots-1200x394.jpg 1200w, https:\/\/greensarawak.com\/wp-content\/uploads\/2017\/12\/solarpanelhotspots.jpg 1920w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/a><figcaption class=\"wp-caption-text\">Titik-panas pada panel PV solar tidak boleh diabaikan.<\/figcaption><\/figure>\n<hr \/>\n<p style=\"text-align: right;\"><strong>Bab Seterusnya >> <a href=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-11-know-your-solar-pv-panels-mounts-and-supports\/\"> Kenali struktur penyokong Panel Suria PV Anda<\/a><\/strong><\/p>\n<p><select name=\"content\" onchange=\"window.location.href=this.value;\"><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/\">Pengenalan<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-1-know-your-sun\/\">Bab 1: Kenali Matahari anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-2-know-your-earth\/\">Bab 2: Kenali Bumi anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-3-know-the-suns-movements\/\">Bab 3: Ketahui gerakan matahari<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-4-know-where-to-face-your-solar-pv-panels\/\">Bab 4: Ketahui di mana untuk menghadapi panel PV solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-5-know-your-sun-hours\/\">Bab 5: Ketahui Jam Matahari Puncak (Peak Sun Hours) di Kawasan Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-6-know-your-solar-pv-system\/\">Bab 6: Kenali Sistem PV Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-7-know-your-load\/\">Bab 7: Ketahui Beban Electrik Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-8-know-your-solar-pv-cells-and-panels\/\">Bab 8: Kenali Sel dan Panel PV Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-9-know-your-solar-pv-cells-performance-under-the-heat\/\">Bab 9: Ketahui prestasi Sel PV Solar anda di bawah kepanasan<\/option><option selected=\"selected\" value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-10-know-the-effect-of-partial-shading\/\">Bab 10: Ketahui kesan teduhan separa<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-11-know-your-solar-pv-panels-mounts-and-supports\/\">Bab 11: Kenali struktur penyokong Panel Suria PV Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-12-know-your-solar-wiring\/\">Bab 12: Kenali pendawaian solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-13-know-when-to-go-series-or-parallel-solar-pv-array\/\">Bab 13: Ketahui bila hendak memasang PV solar dengan bersiri atau selari<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-14-know-your-solar-charge-controller\/\">Bab 14: Kenali Pengawal Caj Solar Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-15-know-your-battery\/\">Bab 15: Kenali Bateri anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-16-know-your-inverters\/\">Bab 16: Kenali Inverters Anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-17-know-how-to-monitor-your-solar-pv-power-output\/\">Bab 17: Ketahui bagaimana untuk memantau output kuasa solar PV anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-18-know-your-solar-pv-lifespan-and-maintenance\/\">Bab 18: Ketahui jangka hayat dan penyelenggaraan PV Solar anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-19-know-your-local-feed-in-tariff-and-renewable-energy-incentives\/\">Bab 19: Ketahui Feed in Tarif dan Insentif Tenaga Boleh Diperbaharui<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-20-know-your-local-authority\/\">Bab 20: Kenali pihak berkuasa tempatan anda<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-21-consult-the-experts\/\">Bab 21: Ketahui bila merujuk pakar-pakar<\/option><option value=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/solar-photovoltaic-resources-in-malaysia\/\">Sumber Informasi Photovoltaic Solar di Malaysia<\/option><\/select><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PengenalanBab 1: Kenali Matahari andaBab 2: Kenali Bumi andaBab 3: Ketahui gerakan matahariBab 4: Ketahui di mana untuk menghadapi panel PV solar andaBab 5: Ketahui Jam Matahari Puncak (Peak Sun Hours) di Kawasan AndaBab 6: Kenali Sistem PV Solar AndaBab 7: Ketahui Beban Electrik AndaBab 8: Kenali Sel dan Panel PV Solar AndaBab 9: Ketahui &hellip; <a href=\"https:\/\/greensarawak.com\/ms\/things-to-know-before-going-solar\/going-solar-chapter-10-know-the-effect-of-partial-shading\/\" class=\"more-link\">Teruskan membaca<span class=\"screen-reader-text\"> &#8220;Bab 10: Ketahui kesan teduhan separa&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":549,"menu_order":10,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-584","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/pages\/584","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/comments?post=584"}],"version-history":[{"count":0,"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/pages\/584\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/pages\/549"}],"wp:attachment":[{"href":"https:\/\/greensarawak.com\/ms\/wp-json\/wp\/v2\/media?parent=584"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}