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  <front>
    <article-meta>
      <title-group>
        <article-title>Indonesia's Breakthrough in Maximizing Wind Energy Efficiency Through Optimized Blade Configuration</article-title>
        <subtitle>Terobosan Indonesia dalam Memaksimalkan Efisiensi Energi Angin Melalui Konfigurasi Blade yang Dioptimalkan</subtitle>
      </title-group>
      <contrib-group content-type="author">
        <contrib id="person-a21e510bcce091bc3414e11bdeacae84" contrib-type="person" equal-contrib="no" corresp="no" deceased="no">
          <name>
            <surname>Prasetiyo</surname>
            <given-names>Rohmad Arvendo Yoga</given-names>
          </name>
          <email>rohmad@umsida.ac.id</email>
          <xref ref-type="aff" rid="aff-1" />
        </contrib>
        <contrib id="person-d1b1203e529a8823fb0da023ccb71c70" contrib-type="person" equal-contrib="no" corresp="no" deceased="no">
          <name>
            <surname>Firdaus</surname>
            <given-names>Eng Rahmad</given-names>
          </name>
          <email>engrahmad.firdaus@umsida.ac.id</email>
          <xref ref-type="aff" rid="aff-2" />
        </contrib>
      </contrib-group>
      <aff id="aff-1">
        <institution content-type="orgname">Universitas Muhammadiyah Sidoarjo</institution>
        <country>Indonesia</country>
      </aff>
      <aff id="aff-2">
        <institution content-type="orgname">Universitas Muhammadiyah Sidoarjo</institution>
        <country>Indonesia</country>
      </aff>
      <history>
        <date date-type="received" iso-8601-date="2024-06-10">
          <day>10</day>
          <month>06</month>
          <year>2024</year>
        </date>
      </history>
      <abstract>
        <p id="paragraph-230fabbdba05a8560ad29410dfa964c6">Indonesia faces rising energy demand, risking an energy crisis and increased fossil fuel dependence. This study explores using NACA 0021 airfoil blades to improve wind turbine performance by analyzing the effect of different rotor blade numbers. Conducted at Universitas Muhammadiyah Sidoarjo, the research tested turbines with 2, 3, and 4 blades, measuring current, voltage, power, and efficiency. Results showed that more rotor blades enhance turbine performance, increasing current and voltage output. This suggests optimizing blade configurations can significantly boost small-scale wind energy systems, helping reduce fossil fuel reliance and mitigate the energy crisis.</p>
      </abstract>
      <kwd-group xml:lang="">
        <kwd content-type="">wind energy; NACA 0021; rotor blades; turbine performance; renewable energy</kwd>
      </kwd-group>
    </article-meta>
  </front>
  <body id="body">
    <sec id="heading-9063c5ee4952a07e925ebfd9d82bac86">
      <title>
        <bold id="bold-800dcca70e44de728cdd1bd7f0c3fca1">Pendahuluan</bold>
      </title>
      <p id="_paragraph-13">Pentingnya kebutuhan energi dalam kehidupan manusia, seperti halnya energi listrik, tidak dapat dipisahkan dalam aktivitas sehari-hari. Ketergantungan manusia terhadap energi listrik tidak dapat dipisahkan[1]. Pertumbuhan penduduk yang masih pesat meningkatkan permintaan energi listrik, dan perkiraan populasi akan meningkat dari 7 miliar menjadi 9 miliar tahun depan, pada tahun 2050 di awal abad ke-21[2].</p>
      <p id="_paragraph-14">Di sisi lain, meningkatnya permintaan energi listrik berarti pasokan energi listrik Indonesia semakin berkurang. Akibat berkurangnya pasokan listrik, masalah serius krisis listrik di Indonesia akhir-akhir ini muncul. Belum lagi distribusi listrik yang tidak merata di pelosok Indonesia[3]. Indonesia dikenal dengan potensi sumber daya alam yang melimpah yang dapat dimanfaatkan untuk mengelola pembangkit listrik seperti sungai, waduk, batu bara dan udara. Berdasarkan sumber daya alam yang dapat menjadi sumber utama pembangkit tenaga listrik, maka perlu dilakukan pemanfaatan sumber daya alam tersebut untuk mengatasi masalah ketersediaan tenaga listrik[4]. Oleh karena itu, diperlukan suatu ide untuk menggunakan NACA 0021 untuk mempelajari dan menganalisis pengaruh jumlah bilah rotor terhadap kinerja turbin angin[5]. Ini adalah langkah pertama dalam membuat pembangkit listrik tenaga air menggunakan lembar NACA0021.</p>
    </sec>
    <sec id="sec-2">
      <title>
        <bold id="bold-bc487bae6b41fccf686cc18473234187">Metode</bold>
      </title>
      <p id="paragraph-9b37d0b082157bcdaac47b95de9b8d3d">A. Ruang Lingkup Penelitian Ruang lingkup penelitian ini dilakukan di Laboratorium Universitas Muhammadiyah Sidoarjo. disitu memulai pembuatan spesimen dan mengumpulkan data tentang wind turbin NACA 0021 dan juga pengadaan bahan material yang akan di buat penelitian. </p>
      <p id="paragraph-d4292be8fdf6a87c338f2bc09db857b5">B. Study Literatur Studi literatur dilakukan untuk mengetahui sejauh mana penelitian lainnya yang hampir sama memperoleh hasil penelitian yang sesuai dengan permasalahan yang dibahas dengan cara mempelajari teori – teori yang relevan. Teori – teori tersebut bisa diperoleh dari buku – buku, jurnal penelitian, skripsi, tesis, artikel dan lain – lain. Selain itu untuk mendapatkan informasi bisa dilakukan dengan cara observasi lapangan, dilakukan untuk mengetahui permasalahan yang ada di tempat penelitian dan mengumpulkan data – data yang diperlukan untuk memecahkan permasalahan. </p>
      <p id="paragraph-3d6a6a25470c4f1a1d6837922f282e66">C. Diagram <italic id="italic-1">Flowchat</italic> </p>
      <fig id="figure-panel-30e9e94f4a8953b4e245ab2ea8e7d04d">
        <label>Figure 1</label>
        <caption>
          <title>
            <bold id="bold-04f2c5614ae0575d830c92e2eda285aa" />
            <italic id="italic-ac49601672261387e90d07f1273c121c">Flowchat</italic>
          </title>
          <p id="paragraph-6312ff2d0dd87ba8002370277a4507f1" />
        </caption>
        <graphic id="graphic-a0d15ac027cea74154cf656b80556b81" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 195821.png" />
      </fig>
      <p id="paragraph-a31953e51fad1eedafb9c077d758786a">D. Alat dan Bahan </p>
      <p id="paragraph-f8cec546c3b00e0c2f76e015a372008b">1. Material turbin memakai aluminium plate 0,6 mm, lapisan aluminium 0,3 mm </p>
      <p id="paragraph-892f63a0ee72a28de2d424dfb131760f">2. Pipa aluminium </p>
      <p id="paragraph-7363d3c7f03e3072868bd74f867e5077">3. Airfoil yang di pakai adalah jenis NACA 0021 </p>
      <p id="paragraph-5e76b99706780349dce339eb4dff74e7">4. Generator 24 volt </p>
      <p id="paragraph-f105ddd9aa42e5ce923fc4c42fc9567c">5. Pully </p>
      <p id="paragraph-028861755a524fd30392ca8d3fb44340">6. Fanbelt </p>
      <p id="paragraph-3918dc522a951c1aaea679bc506ee378">7. Inverter </p>
      <fig id="figure-panel-a8e1b2031f05abc160d3d60ee51d02d6">
        <label>Figure 2</label>
        <caption>
          <title>
            <bold id="bold-b51dab421cf89a4f0b48c2d5c918ae37" />
            <italic id="italic-de7fab521040445f5bd64055ae737468">Airfoil</italic>
          </title>
          <p id="paragraph-2e948b069f0cccb725a5c78f662afb95" />
        </caption>
        <graphic id="graphic-30ae2369be98767ad36895f705b3d891" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 195850.png" />
      </fig>
      <fig id="figure-panel-1a9f10ead0c6acdcea6c6b31384c8afe">
        <label>Figure 3</label>
        <caption>
          <title>Desain Alat </title>
          <p id="paragraph-e0140a4a9fff7cb8b9b4eb385639d7de" />
        </caption>
        <graphic id="graphic-6ffe39b1e11d5f3ec3accb3898a056a9" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 195905.png" />
      </fig>
      <p id="paragraph-45bc803b25bd40405d0ee4efc53762d2">E. Prosedur Pengambilan Data </p>
      <p id="paragraph-8013dad9aff721906f2211ff6c6852dd">1. Pemasangan rangkain alat uji seperti kincir angin dengan 4 blade, pully, fan belt, generator[6] </p>
      <p id="paragraph-390a6b08594515bb192982c159722590">2. NACA Sheet 0021 bladeless tip wind turbine tests pada blade 2,3 dan 4 ditujukan untuk menentukan performa operasi terbaik alat tersebut. </p>
      <p id="paragraph-4381aff128528b9853eeb064bfb677da">3. Mencatat hasil yang ditampilkan pada tampilan inverter. </p>
    </sec>
    <sec id="sec-3">
      <title>
        <bold id="bold-64a6f7ffc53760aef05af248f52439fb">Hasil dan Pembahasan</bold>
      </title>
      <p id="heading-9eb44654365ced506adb3584bc3beb2f">
        <bold id="bold-f2f55bdd7fd0ce38c7008226af62bfb3">A. Pengambilan Data</bold>
      </p>
      <fig id="figure-panel-4d15cfe4d6854d2d9f89f63e8794edba">
        <label>Figure 4</label>
        <caption>
          <title><bold id="bold-3002bd1430ad3834fbd12c51d15e62ec"/>Alat <italic id="italic-20fed8ee5d77ffbb0f0791ada0ae1522">Wind Turbin</italic> Menggunakan <italic id="italic-1ce4bab9b3617f52bc77402e659ee15d">Blade NACA 0021</italic></title>
          <p id="paragraph-83436c1b082c1bdf19a75080e9bf96ea" />
        </caption>
        <graphic id="graphic-482dad375b2ff2a9d67196f54836aa74" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 195955.png" />
      </fig>
      <p id="_paragraph-20">Pengambilan data dilakukan tanpa menggunakan beban untuk mengetahui daya yang dihasilkan oleh turbin angin[7]. Komponen ini akan digunakan dalam perancangan peralatan angin. Karena wingtip sendiri berfungsi sebagai penghemat bahan bakar, maka jarak tempuh pesawat menjadi lebih panjang dan hal ini mengurangi nilai <italic id="_italic-32">induced drag</italic> sehingga dapat meningkatkan performa[8]. sayap, yang meningkatkan kinerja pesawat bahkan tanpa melebarkan sayap lebar sayap pesawat[9]. Ujung sayap juga merupakan bagian <italic id="_italic-33">aerodinamis</italic> yang digunakan untuk mengurangi hambatan akibat <italic id="_italic-34">vortisita</italic>[10].</p>
      <table-wrap id="_table-figure-1">
        <label>Table 1</label>
        <caption>
          <title><bold id="bold-5f3149a9dbd8c711ff1adf7bc50378ff"/>Hasil Pengaruh Jumlah Sudu Blade 2</title>
          <p id="_paragraph-22" />
        </caption>
        <table id="_table-1">
          <tbody>
            <tr id="table-row-045b60b8f711c89c25614a8a87b31a31">
              <td id="table-cell-1c3a2e15d1ee3d91b83c685cc14999d0">No</td>
              <td id="table-cell-364fd039cb3a68e3001bcd17fa909b94">Sudu</td>
              <td id="table-cell-2f33ccb0f71f169ca6532c7b96838710">Kecepatan Angin (m/s)</td>
              <td id="table-cell-0425dfa8d8cacb98ba4c0bcbb23cc41a">Kuat Arus(Ampere)</td>
              <td id="table-cell-324a5b6a64f203d2c6726818451adc72">Tegangan(Volt)</td>
              <td id="table-cell-5b58806359a8bae56cbc5626a181eb94">Daya Angin</td>
              <td id="table-cell-2e4b6bb79c3e6054c37dc8243dc14666">Daya Turbin</td>
              <td id="table-cell-3445c9fdfa8ff9484b8593bceecf96c3">Efisiensi</td>
            </tr>
            <tr id="table-row-9483f362ad7d559b179d762221af4c8b">
              <td id="table-cell-030bd4919c77d600e1df3635ed3b2312">1</td>
              <td id="table-cell-4fbd52d649281dba7e378a855d4ab5d0">2</td>
              <td id="table-cell-5b52d45af7ce7d99c8a70e661c633f82">6</td>
              <td id="table-cell-8fbcebfb8821f953bf8b95b6acb8e8ea">0,3</td>
              <td id="table-cell-d9f4d8d801d77839d8f578b3ec1f4403">9,2</td>
              <td id="table-cell-6232a5cafe92b0807c6e4bb320360756">30</td>
              <td id="table-cell-5442b6776aca265c91214cc2c26751c4">1,84</td>
              <td id="table-cell-fb370870b08d3f20e7b00ba1d376ca7c">0,061</td>
            </tr>
            <tr id="table-row-1a19768c446e4e72f3349631ea380644">
              <td id="table-cell-1dddceeb4bcefd014325770bf52d21e4">2</td>
              <td id="table-cell-157af5e18ebf22086794bd8ad94fca4b">2</td>
              <td id="table-cell-1fbde8b775dbfd7e31a68fff7be820ff">6</td>
              <td id="table-cell-8fdf3bd6f0097560e0c328d3471a8ebf">0,2</td>
              <td id="table-cell-821a0711ec55d9f9b9f5febe5f0e5206">9,1</td>
              <td id="table-cell-f88ff81ec75b1a266d0abe9e7e982662">30</td>
              <td id="table-cell-af6d9a9e7d4782c0533949dce12bb50b">1,82</td>
              <td id="table-cell-b5382368ee44b75dd9350d34e53c0ec0">0,060</td>
            </tr>
            <tr id="table-row-c650dbd28a880f2b733488f7bbac402e">
              <td id="table-cell-e5f198bf61f856bcb292ead0139bef63">3</td>
              <td id="table-cell-b8088f4606b53cbc4740026afa6106b6">2</td>
              <td id="table-cell-313b0b7617daa869efe0ad66598dac58">6</td>
              <td id="table-cell-2583f6f24d25601836c58428885d43fd">0,2</td>
              <td id="table-cell-ac4c78fb3e83094ae979f48dfab8abe4">9,1</td>
              <td id="table-cell-22500c8d8c201071ce90af788daddd2b">30</td>
              <td id="table-cell-a78c4e85560bdc38c9731f55bbbe4312">1,82</td>
              <td id="table-cell-fd3b46e479513349da4572d97b74b02f">0,060</td>
            </tr>
            <tr id="table-row-ef6176d2be0d558a19dde8fd113925af">
              <td id="table-cell-536615ac324916c04786a529502dc665">Nilai</td>
              <td id="table-cell-73679c88b20a9ce59f7151bdcebd8553">Rata-rata</td>
              <td id="table-cell-bb3876d57a58a9b1205abfb01012187b" />
              <td id="table-cell-8f1d67cc4aa89d563276897f379c504a">0,2</td>
              <td id="table-cell-8375d3d9c8fe4995d2bc25ff86e32570">9,1</td>
              <td id="table-cell-80e0df42115a791f08c951189b488103">30</td>
              <td id="table-cell-d06715689596a038ee1337cdc8cf2c83">2,13</td>
              <td id="table-cell-521a6e47ecfd30000087ea326cbcec58">0,240</td>
            </tr>
          </tbody>
        </table>
      </table-wrap>
      <table-wrap id="_table-figure-2">
        <label>Table 2</label>
        <caption>
          <title>Hasil Pengaruh Jumlah Sudu Blade 3</title>
          <p id="_paragraph-24" />
        </caption>
        <table id="_table-2">
          <tbody>
            <tr id="table-row-866c90bd0b7c5987368ba05cbbb2476f">
              <td id="table-cell-8593606ffb8ab855ffcc4295c3ccefb5">No</td>
              <td id="table-cell-bbf8ba1886a8d90dfd3cfb23b6904180">Sudu</td>
              <td id="table-cell-3a32c603c7e0e9362e240dee70c937d2">Kecepatan Angin (m/s)</td>
              <td id="table-cell-ff5077e88e9b63e1ffcd07245e1c3b23">Kuat Arus(Ampere)</td>
              <td id="table-cell-733a1d60410143c8131cd4f842336dd9">Tegangan(Volt)</td>
              <td id="table-cell-c196690fd8c2f628d57279c13fb3d022">Daya Angin</td>
              <td id="table-cell-ddd063894f2173eb87684129842344f4">Daya Turbin</td>
              <td id="table-cell-a24f402bb232a1291ea15ce1b1416e84">Efisiensi</td>
            </tr>
            <tr id="table-row-e8659a2d3e5c77d06339c6439b67eeb2">
              <td id="table-cell-f94c2d9ac9d1dc3e8f27a263c4eae379">1</td>
              <td id="table-cell-01297166ab31522aa3cc0a9c0868a549">3</td>
              <td id="table-cell-bc3f2eb751f1aa74635d2ed3b5a5aadc">6</td>
              <td id="table-cell-555c17acc457b9af549bad6673966122">0,9</td>
              <td id="table-cell-11a170bb867863aab4b6da8722e6bc60">10</td>
              <td id="table-cell-51aa5c10a03f99702a628d3a72cb4283">30</td>
              <td id="table-cell-977bb0c4ded93cef778d33436b742d4e">9</td>
              <td id="table-cell-13341848dd42f9acd88213e72f82e2fe">0,3</td>
            </tr>
            <tr id="table-row-190d591c29c582b8053a6a66f7f9ffb6">
              <td id="table-cell-96b95a6d153991921961d56a65be8a43">2</td>
              <td id="table-cell-0de249262342ee394c72ea591ef38d44">3</td>
              <td id="table-cell-e06c2bd3e770849d347e7d2dd0ffb619">6</td>
              <td id="table-cell-0b911a31ed07119e51eda462d96bb5b3">1</td>
              <td id="table-cell-663bd4ba55a4ec3e3132543344ed3c79">10,3</td>
              <td id="table-cell-70a5a03fedadb9877e8b8b849a3a3073">30</td>
              <td id="table-cell-74eddd3cb5cd65c863a3f00b47ea6a95">10,3</td>
              <td id="table-cell-63e4ee75e4dee3ed6ae27b31cb2734d8">0,34</td>
            </tr>
            <tr id="table-row-00a5fe8e7c599fb5db368aaefc481c43">
              <td id="table-cell-c3ac36ee7172fe7a5bddb71564d5a490">3</td>
              <td id="table-cell-cda2243953afed6a0d8427d9280f3b97">3</td>
              <td id="table-cell-b83d02d9a5c1d0bfa6b343ccc29779e7">6</td>
              <td id="table-cell-542c91b40b1460dceb68186d4273f93d">1</td>
              <td id="table-cell-dc6f3a7acc0415da0d151c458789869c">10,1</td>
              <td id="table-cell-a26af0ebfd97963e1b9b8d364b4f4cf5">30</td>
              <td id="table-cell-ddfb6003134a781e50fc5244b65c6576">10,1</td>
              <td id="table-cell-50f3fbbd010ddb696b246c43d54f84bb">0,33</td>
            </tr>
            <tr id="table-row-b091b0ae7c197c729d29f43fd7fae276">
              <td id="table-cell-8774c1ee70b77d44c93c68bb0405cbc6">Nilai</td>
              <td id="table-cell-16fdb74ef1df714cb7e8735bde7e3647">Rata-rata</td>
              <td id="table-cell-de53541a22c3a5a0703b0a852bb72bdb" />
              <td id="table-cell-48199a9def09e4b854cd63a2995c3422">0,96</td>
              <td id="table-cell-46350ecc532bd4f895d95747968072f3">10,1</td>
              <td id="table-cell-5edca0839b9caecb6c7575e4905a825d">30</td>
              <td id="table-cell-c117f8aef0a859c4c8f106b344960b13">9,8</td>
              <td id="table-cell-69716b2cdc6f1648de7e2c34c1b61d80">0,32</td>
            </tr>
          </tbody>
        </table>
      </table-wrap>
      <table-wrap id="_table-figure-3">
        <label>Table 3</label>
        <caption>
          <title>Hasil Pengaruh Jumlah Sudu Blade 4</title>
          <p id="_paragraph-26" />
        </caption>
        <table id="_table-3">
          <tbody>
            <tr id="table-row-fa564e3df195d88e8536a71ff3994631">
              <td id="table-cell-13e7015310c7e2020a0fd54dbf643ef4">No</td>
              <td id="table-cell-c0f901e079530e3db817792f2399037c">Sudu</td>
              <td id="table-cell-526ae1127c8bfb0e34ffe5f7a4774d7a">Kecepatan Angin (m/s)</td>
              <td id="table-cell-6d5588993632da35aa7bbe513c2a5fc5">Kuat Arus(Ampere)</td>
              <td id="table-cell-cbcc618340de4404b452bc0f3e886254">Tegangan(Volt)</td>
              <td id="table-cell-1ffeeaba1c62091331ff8104e2db13a0">Daya Angin</td>
              <td id="table-cell-fc4c250b418406a2f4333e995aa54b2b">Daya Turbin</td>
              <td id="table-cell-f25d189aa3dd2e60be4f646a41130e72">Efisiensi</td>
            </tr>
            <tr id="table-row-05a0a4cac4fca6b615ce0bef65d81b3f">
              <td id="table-cell-f347eecf57de2f306bace187835498de">1</td>
              <td id="table-cell-0ea6b8f87d52ce39d749a189b4dd6f0f">4</td>
              <td id="table-cell-0effe77844990518508d854a5d7862f6">6</td>
              <td id="table-cell-0ccd0dffe285644bebcb6880f7b7f9da">1,3</td>
              <td id="table-cell-b2ff6a3f241c312d9a8768c20fcba9cc">11,2</td>
              <td id="table-cell-2c87658a74c3b5e04d358cb07ee6529e">30</td>
              <td id="table-cell-4e4e73f3f08a036ab52904b5fa8c4bf5">14,56</td>
              <td id="table-cell-0f66494f9919f84a61cd0152a70b1864">0,485</td>
            </tr>
            <tr id="table-row-9b57ebfc790f46042b5c08b8c691fa99">
              <td id="table-cell-48ba9d2488f6d31d76ed87de64d3e72b">2</td>
              <td id="table-cell-511d7d61cbbadf409502b0b82d6bbde0">4</td>
              <td id="table-cell-8004f3bc1b754d1b3813cffd6de56f62">6</td>
              <td id="table-cell-bc2def832e37520ddf6c8d84a91644fe">1,3</td>
              <td id="table-cell-3eadf91a30dc04a8507016d271791cd4">11,3</td>
              <td id="table-cell-0195115b84b71e1b672e8b187535b378">30</td>
              <td id="table-cell-3f245ec3fc678c0f44993939b051a5c3">14,69</td>
              <td id="table-cell-21f57078598ecd61280e5b91be54c609">0,489</td>
            </tr>
            <tr id="table-row-3b1323d83624af0ec01f4df462221f05">
              <td id="table-cell-1056c30573a298a5ad2f2e4ef9caec81">3</td>
              <td id="table-cell-bfd020e4a087cefa9ec11be9a3bad0d9">4</td>
              <td id="table-cell-3a3e00904441eeda24aa62179549de22">6</td>
              <td id="table-cell-d5a60089547c465557c784e815a54940">1,4</td>
              <td id="table-cell-3d083f26bd5c6b07919f280e777e732d">11,5</td>
              <td id="table-cell-a3f01cba731bae37407bc5f65403ad65">30</td>
              <td id="table-cell-afbe4550a79b3d99d133386537c4df58">16,10</td>
              <td id="table-cell-ff9c3411e0f320f8c88ee86a5beb2b6c">0,536</td>
            </tr>
            <tr id="table-row-a893f4ed1c9300cfeb221fbc1f665f02">
              <td id="table-cell-9b548368a90d1ee5b8fccdf5916a17a2">Nilai</td>
              <td id="table-cell-6ae205855a3cd4b9dd407a6531c28b0a">Rata-rata</td>
              <td id="table-cell-a849492f88e198415f532e45d8212839" />
              <td id="table-cell-3b6e8b0dbcb5d6366f4a73d17fdbad59">1,3</td>
              <td id="table-cell-896f3f309ed772b6fafc8bf8ae4dec93">11,3</td>
              <td id="table-cell-7422327c6624e1c55934110c632354a1">30</td>
              <td id="table-cell-a5c913b5fbe543ae4e7d33afb0cae685">15,11</td>
              <td id="table-cell-81c9e12802c4f28eee663ed32a40472c">0,503</td>
            </tr>
          </tbody>
        </table>
      </table-wrap>
      <table-wrap id="_table-figure-4">
        <label>Table 4</label>
        <caption>
          <title>Pengambilan Data Terbaik Dari Hasil Pengujian</title>
          <p id="_paragraph-28" />
        </caption>
        <table id="_table-4">
          <tbody>
            <tr id="table-row-18899c9cc4f87256812b7f9a28e55efc">
              <td id="table-cell-a7b8eda7be03c94df9de784722fc6604">No</td>
              <td id="table-cell-78257dea91010560d24f07e8de7943de">Sudu</td>
              <td id="table-cell-1c33f98d293ac6d2b4e321b8cb71d578">Kecepatan Angin (m/s)</td>
              <td id="table-cell-8d6e886d29230248e64e0ad948deb071">Kuat Arus(Ampere)</td>
              <td id="table-cell-cfad7ec9e749032eeea817d8ac28339b">Tegangan(Volt)</td>
              <td id="table-cell-0e0bf33b38a8aab54b351723673722e3">Daya Angin</td>
              <td id="table-cell-d5bd7e6eca84f5fc95e00a32e04efa1e">Daya Turbin</td>
              <td id="table-cell-643b5dbbe0b787da6bceaa4a2594fd1a">Efisiensi</td>
            </tr>
            <tr id="table-row-ab3e62adb0bba1445ad219efebfcd4b7">
              <td id="table-cell-b663de85e289d98b171b29da9b97d863">1</td>
              <td id="table-cell-c8148927dbce3a5cc8d65afa8e3f6b89">2</td>
              <td id="table-cell-69834dc07b352c63ffd6a20214957b79">6</td>
              <td id="table-cell-4d16d5cb29c2680835b49b3a9f13ef7a">0,3</td>
              <td id="table-cell-90a5c6e96b3efca80539937f5982bd2f">9,2</td>
              <td id="table-cell-5fb76b2a82da42252d4191b2545bcb1a">30</td>
              <td id="table-cell-455ae34c1736d6866c2bf30e12a317ee">1,84</td>
              <td id="table-cell-897e13408d219e945d0edf7203fc9150">0,061</td>
            </tr>
            <tr id="table-row-ab8de339626dea743b0ac216c5861965">
              <td id="table-cell-224646b88f9589eb90056c34f8c60751">2</td>
              <td id="table-cell-d60f68e93479e1e2a30f6aee98ae59c5">3</td>
              <td id="table-cell-4f1b5153b9d58f9c2e5d2505bb2da30a">6</td>
              <td id="table-cell-8c4e439e3ba543e6d57c451932974e11">1</td>
              <td id="table-cell-37e80846566c039fe2b43f81e8bf7c7a">10,3</td>
              <td id="table-cell-f1a80d20296fb3eee031a4efa1b552a6">30</td>
              <td id="table-cell-4a79e4b5a011a1503b37707da4042ba3">10,3</td>
              <td id="table-cell-0e0ab7df1ac8f8d2c9d691c46b88f7a6">0,34</td>
            </tr>
            <tr id="table-row-8b1a5b50f08571e1b55a8cccd96fe040">
              <td id="table-cell-b016f7c320cc491715a924da3f681e39">3</td>
              <td id="table-cell-218099357f562c89b43b0b7cdb587b36">4</td>
              <td id="table-cell-9f649636d68e4291fe53ba9ca2caad7a">6</td>
              <td id="table-cell-b5fed7db5a278e401f1eeead54a8f90f">1,4</td>
              <td id="table-cell-bab45095896f3039c4388fad973d5f62">11,5</td>
              <td id="table-cell-0460141339cc5c2d39efaa5f954c54f9">30</td>
              <td id="table-cell-2e03f2e78a56cffcc6de9446c058039a">15,11</td>
              <td id="table-cell-b0b0ae66969a41b2d329ce204f2dc263">0,536</td>
            </tr>
          </tbody>
        </table>
      </table-wrap>
      <fig id="figure-panel-2461d49170d6b85f0098d4be99f6b69d">
        <label>Figure 5</label>
        <caption>
          <title>Grafik Rata-rata Jumlah Sudu</title>
          <p id="paragraph-1edca56ca026ea98c501f52fac00d968" />
        </caption>
        <graphic id="graphic-44b6fe5177ca0ea205fb26172bcb05ae" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 200314.png" />
      </fig>
      <fig id="figure-panel-4473a8549054e64e04f0f4b6599d5165">
        <label>Figure 6</label>
        <caption>
          <title>Grafik Rata-rata Jumlah Sudu Dengan Blade Dengan Arus (<italic id="italic-af952ca91a6e680da3705517b05f9c07">Ampere</italic>). Tegangan (<italic id="italic-d461bd37037b000437c41441652cebd5">Volt</italic>).</title>
          <p id="paragraph-8060399ecc1cb3978c95533a4a801b88" />
        </caption>
        <graphic id="graphic-864021281e033f0a7ca45d5281336d57" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 200339.png" />
      </fig>
      <fig id="figure-panel-6285262947c52adc8d9e0402269c816c">
        <label>Figure 7</label>
        <caption>
          <title>Grafik Rata-rata Jumlah Sudu Blade Dengan Daya (Watt)</title>
          <p id="paragraph-7bff3a2637d0fdf9f86568676adcd6f1" />
        </caption>
        <graphic id="graphic-a761736622c2b43cfcb35907bddae4a1" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 200403.png" />
      </fig>
      <fig id="figure-panel-aa80209e89bd0b4af727318bde742c1f">
        <label>Figure 8</label>
        <caption>
          <title>Grafik Rata-rata Jumlah Sudu Dengan Efisiensi</title>
          <p id="paragraph-453614e7dc3b319e42dff73f39d960ff" />
        </caption>
        <graphic id="graphic-48bb26ffd681080bad543546bf9aef63" mimetype="image" mime-subtype="png" xlink:href="Screenshot 2024-06-10 200447.png" />
      </fig>
      <p id="_paragraph-33">Berdasarkan data di atas, maka diperoleh nilai rata-rata pengaruh baling-baling 4 terhadap Arus <italic id="_italic-38">(Amps),</italic> Tegangan <italic id="_italic-39">(Volt</italic>)[11]<italic id="_italic-40">,</italic> Daya Turbin <italic id="_italic-41">(Watt)</italic> dan Efisiensi seperti terlihat pada Tabel 4.1 dan Nilai Rata-rata Rata-ratanya jumlah sudu adalah 3 ditunjukkan pada Tabel 4.2 dan nilai rata-rata jumlah sudu adalah 2 ditunjukkan pada Tabel 4.3. Ada juga grafik yang menunjukkan nilai arus rata-rata (<italic id="_italic-42">Amps)</italic>[12], seperti yang ditunjukkan pada Gambar 4.2. Grafik 4.3 menunjukkan rata-rata tegangan (<italic id="_italic-43">Volt)</italic>, Grafik 4.4 menunjukkan rata-rata daya turbin (<italic id="_italic-44">Watt)</italic> dan terakhir Grafik 4.5 menunjukkan rata-rata nilai efisiensi[13].</p>
      <p id="_paragraph-34">Diberi peringkat 1,4 <italic id="_italic-45">(Amps)</italic> dan diberi peringkat 11,5 <italic id="_italic-46">(Volt),</italic> hitungan 4 bilah menjadi bilah paling berharga. Hal ini dimungkinkan karena sudu 4 memiliki kecepatan tangensial[14] yang lebih besar dibandingkan sudu lain mengenai bilah dengan jumlah bilah lebih dan kurang dari 4 tidak dapat bekerja dengan baik karena sebagian besar angin yang mengenai bilah terbuang sia-sia di kedua sisi sayap. Pada sudut 4, lebih banyak angin yang mengenai bilah dari satu sisi bilah daripada dari kedua sisi bilah. Hal ini juga diperkuat dengan penelitian sebelumnya yang menyatakan bahwa turbin angin dengan jumlah sudu 3 lebih baik dibandingkan dengan turbin angin dengan jumlah sudu kurang dari 3[15]. untuk mengubah jumlah sudu untuk energi angin sesuai dengan hasil p ANOVA &lt; 0,05, hasil pengujian menunjukkan jumlah sudu 4 menghasilkan daya pembangkit rata-rata tertinggi sebesar 0,503 <italic id="_italic-47">watt</italic> per sudu dibandingkan dengan jumlah sudu yang lebih rendah (3( 0,32 <italic id="_italic-48">watt</italic>) dan 2 (0,070 <italic id="_italic-49">watt</italic>).</p>
      <p id="_paragraph-35">Hal ini juga mempengaruhi nilai daya turbin atau kemampuan turbin untuk menghasilkan listrik jumlah sudu turbin angin adalah jumlah sudu 4 In Juga, pada sudu 4 (sudu terbaik) pengujian lebih lanjut akan dilanjutkan ke mengetahui pengaruh kinerja turbin angin menggunakan NACA 0021 [16] untuk mengumpulkan data kinerja turbin angin pada beberapa sudu 4.</p>
    </sec>
    <sec id="sec-4">
      <title>
        <bold id="bold-67249ec644ff35e0fff324b7de15fa64">Simpulan</bold>
      </title>
      <p id="_paragraph-36">Pengaruh jumlah sudu rotor <italic id="_italic-50">blade </italic>terhadap kinerja turbin angin dengan jumlah 2,3 dan 4 dengan kecepatan angin yang sama maka penambahan sudu rotor <italic id="_italic-51">blade</italic> pada kinerja turbin angin menaikkan kuat arus (<italic id="_italic-52">ampere</italic>) dan tegangan (<italic id="_italic-53">volt</italic>) dan turbin angin menghasilkan daya turbin maksimum menggunakan pengaruh jumlah sudu rotor <italic id="_italic-54">blade</italic>.</p>
    </sec>
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</article>