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		<title>用 Tukey 打造設備性能即時監控系統，以風力發電機為例</title>
		<link>https://chimes.ai/2021/09/07/%e7%94%a8-tukey-%e6%89%93%e9%80%a0%e8%a8%ad%e5%82%99%e6%80%a7%e8%83%bd%e5%8d%b3%e6%99%82%e7%9b%a3%e6%8e%a7%e7%b3%bb%e7%b5%b1-%e4%bb%a5%e9%a2%a8%e5%8a%9b%e7%99%bc%e9%9b%bb%e6%a9%9f%e7%82%ba%e4%be%8b/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=%25e7%2594%25a8-tukey-%25e6%2589%2593%25e9%2580%25a0%25e8%25a8%25ad%25e5%2582%2599%25e6%2580%25a7%25e8%2583%25bd%25e5%258d%25b3%25e6%2599%2582%25e7%259b%25a3%25e6%258e%25a7%25e7%25b3%25bb%25e7%25b5%25b1-%25e4%25bb%25a5%25e9%25a2%25a8%25e5%258a%259b%25e7%2599%25bc%25e9%259b%25bb%25e6%25a9%259f%25e7%2582%25ba%25e4%25be%258b</link>
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		<dc:creator><![CDATA[Chimes AI]]></dc:creator>
		<pubDate>Tue, 07 Sep 2021 08:41:31 +0000</pubDate>
				<category><![CDATA[Case Studies]]></category>
		<category><![CDATA[Predictive Maintenance]]></category>
		<category><![CDATA[Renewable Energy]]></category>
		<guid isPermaLink="false">https://chimes.ai/?p=6120</guid>

					<description><![CDATA[<p>台灣的風能資源豐富舉世公認，擁有陸域風場 30 處，陸域風機</p>
<div><a href="https://chimes.ai/2021/09/07/%e7%94%a8-tukey-%e6%89%93%e9%80%a0%e8%a8%ad%e5%82%99%e6%80%a7%e8%83%bd%e5%8d%b3%e6%99%82%e7%9b%a3%e6%8e%a7%e7%b3%bb%e7%b5%b1-%e4%bb%a5%e9%a2%a8%e5%8a%9b%e7%99%bc%e9%9b%bb%e6%a9%9f%e7%82%ba%e4%be%8b/" class="exp-read-more exp-read-more-underlined">Read More</a></div>
<p>The post <a href="https://chimes.ai/2021/09/07/%e7%94%a8-tukey-%e6%89%93%e9%80%a0%e8%a8%ad%e5%82%99%e6%80%a7%e8%83%bd%e5%8d%b3%e6%99%82%e7%9b%a3%e6%8e%a7%e7%b3%bb%e7%b5%b1-%e4%bb%a5%e9%a2%a8%e5%8a%9b%e7%99%bc%e9%9b%bb%e6%a9%9f%e7%82%ba%e4%be%8b/">用 Tukey 打造設備性能即時監控系統，以風力發電機為例</a> first appeared on <a href="https://chimes.ai">Chimes AI</a>.</p>]]></description>
										<content:encoded><![CDATA[<div class="ab ca">
<div class="ch bg ew ex ey ez">
<p id="8375" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">台灣的風能資源豐富舉世公認，擁有陸域風場 30 處，陸域風機 350 餘台。尤其西部沿海與澎湖地區由於地形效應，冬季東北季風與夏季西南季風特別旺盛，提供發展風力發電之有利條件，據統計 2020 年發電量達 24.33 億度 (2,433GWh)。然而，台灣高溫潮濕的環境，亦使得風機設備在保養維護上面臨挑戰。因此，為了讓風機處於隨時都能夠發電的最佳狀態，需要在風機運轉發生異常的初期，即時通報維修人員進行處理，一方面降低設備損耗，同時也能延長風機的使用壽命，維持風機運轉穩定。</p>
<p id="b521" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">Tukey 為智慧工廠打造的 AI 建模與管理平台，讓設備保養人員在不用寫程式的情況下，輕鬆快速的建立風機設備性能監控 AI 模型。</p>
<h1 id="1479" class="nq nr fr be ns nt nu nv nw nx ny nz oa ob oc od oe of og oh oi oj ok ol om on bj" data-selectable-paragraph="">通過這篇文章，你可以學到</h1>
<ul class="">
<li id="e67f" class="mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl ala alb alc bj" data-selectable-paragraph="">透過擬真案例，迅速理解設備性能監測的 End-to-End 建置流程，包含：</li>
<li id="64fe" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ala alb alc bj" data-selectable-paragraph="">執行資料探索分析與資料清洗</li>
<li id="ceaa" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ala alb alc bj" data-selectable-paragraph="">以 AutoML 建立 baseline 模型</li>
<li id="6f38" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ala alb alc bj" data-selectable-paragraph="">基於模型評估指標與圖表，進行模型再調校</li>
<li id="00df" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ala alb alc bj" data-selectable-paragraph="">啟動 Tukey Model API，串接風機性能即時監控看板</li>
</ul>
<h1 id="aaf0" class="nq nr fr be ns nt nu nv nw nx ny nz oa ob oc od oe of og oh oi oj ok ol om on bj" data-selectable-paragraph="">背景知識與分析目標</h1>
<blockquote class="nm nn no">
<p id="6b92" class="mo mp np mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">聲明：本範例資料為開放資料模擬再製，與設備實際規格、台灣風場現況不盡相符。</p>
</blockquote>
<figure class="abv abw abx aby abz mb lt lu paragraph-image">
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<div class="lt lu ama"><picture><source srcset="https://miro.medium.com/v2/resize:fit:640/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 640w, https://miro.medium.com/v2/resize:fit:720/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 720w, https://miro.medium.com/v2/resize:fit:750/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 750w, https://miro.medium.com/v2/resize:fit:786/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 786w, https://miro.medium.com/v2/resize:fit:828/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 828w, https://miro.medium.com/v2/resize:fit:1100/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 1100w, https://miro.medium.com/v2/resize:fit:1400/format:webp/1*WiRkd3XgFSGZ9NSzeaN8ow.png 1400w" type="image/webp" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" /><source srcset="https://miro.medium.com/v2/resize:fit:640/1*WiRkd3XgFSGZ9NSzeaN8ow.png 640w, https://miro.medium.com/v2/resize:fit:720/1*WiRkd3XgFSGZ9NSzeaN8ow.png 720w, https://miro.medium.com/v2/resize:fit:750/1*WiRkd3XgFSGZ9NSzeaN8ow.png 750w, https://miro.medium.com/v2/resize:fit:786/1*WiRkd3XgFSGZ9NSzeaN8ow.png 786w, https://miro.medium.com/v2/resize:fit:828/1*WiRkd3XgFSGZ9NSzeaN8ow.png 828w, https://miro.medium.com/v2/resize:fit:1100/1*WiRkd3XgFSGZ9NSzeaN8ow.png 1100w, https://miro.medium.com/v2/resize:fit:1400/1*WiRkd3XgFSGZ9NSzeaN8ow.png 1400w" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" data-testid="og" /><img decoding="async" loading="lazy" class="bg mg mh c" role="presentation" src="https://miro.medium.com/v2/resize:fit:700/1*WiRkd3XgFSGZ9NSzeaN8ow.png" alt="" width="700" height="380" /></picture></div>
</div><figcaption class="mi mj mk lt lu ml mm be b bf z dw" data-selectable-paragraph="">風力發電機資料說明</figcaption></figure>
<p id="c5af" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">自風機 SCADA 系統擷取運轉資料，每十分鐘一筆。如上圖所示，資料包含發電功率、風速、風向、軸承溫度、齒輪箱潤滑油溫度、發電機轉速、風機液壓油壓力與風機液壓油溫度等。</p>
<p id="ea06" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">已知發電功率（GRID_POWER）與風速（AMB_WINDSPEED）有強相關性。希望打造一個風機設備性能監控 AI 模型，監控風機的發電功率是否正常。</p>
<h1 id="1535" class="nq nr fr be ns nt nu nv nw nx ny nz oa ob oc od oe of og oh oi oj ok ol om on bj" data-selectable-paragraph="">分析流程</h1>
<h2 id="e2ce" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">1. 匯入風機運轉資料</h2>
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<p>&nbsp;</p>
<h2 id="66a7" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">2. 觀察資料的分佈</h2>
<p id="a825" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">以單維度與雙維度的資料視覺化，進行資料探索，觀察資料趨勢與分佈。</p>
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<div class="lt lu ami"><picture><source srcset="https://miro.medium.com/v2/resize:fit:640/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 640w, https://miro.medium.com/v2/resize:fit:720/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 720w, https://miro.medium.com/v2/resize:fit:750/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 750w, https://miro.medium.com/v2/resize:fit:786/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 786w, https://miro.medium.com/v2/resize:fit:828/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 828w, https://miro.medium.com/v2/resize:fit:1100/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 1100w, https://miro.medium.com/v2/resize:fit:1400/format:webp/1*CCnBrKYnzqylopFvVIgyzQ.png 1400w" type="image/webp" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" /><source srcset="https://miro.medium.com/v2/resize:fit:640/1*CCnBrKYnzqylopFvVIgyzQ.png 640w, https://miro.medium.com/v2/resize:fit:720/1*CCnBrKYnzqylopFvVIgyzQ.png 720w, https://miro.medium.com/v2/resize:fit:750/1*CCnBrKYnzqylopFvVIgyzQ.png 750w, https://miro.medium.com/v2/resize:fit:786/1*CCnBrKYnzqylopFvVIgyzQ.png 786w, https://miro.medium.com/v2/resize:fit:828/1*CCnBrKYnzqylopFvVIgyzQ.png 828w, https://miro.medium.com/v2/resize:fit:1100/1*CCnBrKYnzqylopFvVIgyzQ.png 1100w, https://miro.medium.com/v2/resize:fit:1400/1*CCnBrKYnzqylopFvVIgyzQ.png 1400w" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" data-testid="og" /><img decoding="async" loading="lazy" class="bg mg mh c" role="presentation" src="https://miro.medium.com/v2/resize:fit:700/1*CCnBrKYnzqylopFvVIgyzQ.png" alt="" width="700" height="395" /></picture></div>
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<p id="66a7" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj">
<h2 id="8fb7" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">3. 資料萃取</h2>
<p id="8c64" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">傳統感測器採集的時序資料，無法區分哪些時段設備穩定運作、故障停機。需要依靠領域知識萃取穩定運轉的資料，以建立風機發電功率性能模型。</p>
<p id="c631" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">首先，下篩選條件，選取發電功率大於零的資料 (發電功率為零表示設備停機或無風)。</p>
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<div class="lt lu amk"><picture><source srcset="https://miro.medium.com/v2/resize:fit:640/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 640w, https://miro.medium.com/v2/resize:fit:720/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 720w, https://miro.medium.com/v2/resize:fit:750/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 750w, https://miro.medium.com/v2/resize:fit:786/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 786w, https://miro.medium.com/v2/resize:fit:828/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 828w, https://miro.medium.com/v2/resize:fit:1100/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 1100w, https://miro.medium.com/v2/resize:fit:1400/format:webp/1*r1MMiJzGBAYOp4QBbf9MMg.png 1400w" type="image/webp" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" /><source srcset="https://miro.medium.com/v2/resize:fit:640/1*r1MMiJzGBAYOp4QBbf9MMg.png 640w, https://miro.medium.com/v2/resize:fit:720/1*r1MMiJzGBAYOp4QBbf9MMg.png 720w, https://miro.medium.com/v2/resize:fit:750/1*r1MMiJzGBAYOp4QBbf9MMg.png 750w, https://miro.medium.com/v2/resize:fit:786/1*r1MMiJzGBAYOp4QBbf9MMg.png 786w, https://miro.medium.com/v2/resize:fit:828/1*r1MMiJzGBAYOp4QBbf9MMg.png 828w, https://miro.medium.com/v2/resize:fit:1100/1*r1MMiJzGBAYOp4QBbf9MMg.png 1100w, https://miro.medium.com/v2/resize:fit:1400/1*r1MMiJzGBAYOp4QBbf9MMg.png 1400w" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" data-testid="og" /><img decoding="async" loading="lazy" class="bg mg mh c" role="presentation" src="https://miro.medium.com/v2/resize:fit:700/1*r1MMiJzGBAYOp4QBbf9MMg.png" alt="" width="700" height="393" /></picture></div>
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<p id="e656" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">其次，已知「高速端軸承溫度」與「風機風速」有關聯性，繪製雙變數的散佈圖，以拖曳圈選的方式，篩除與其他值表現明顯不同的離群值。</p>
<p id="39df" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">值得一提的是，所有編輯動作都會記錄在 Tukey 的右側欄。</p>
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<h2 id="9dca" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">4. 建立預測模型</h2>
<p id="118c" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">已知發電功率（GRID_POWER）與風速（AMB_WINDSPEED）有相關性，先利用這個基礎背景知識建立一個初階模型。預測目標選擇「發電功率」（GRID_POWER），自變數選擇「風機風速」（AMB_WINDSPEED），演算法選擇最初階的廣義線性迴歸（GLM）。</p>
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<h2 id="e7bd" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">5.解讀預測結果</h2>
<p id="9690" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">模型建立完成後，可以藉由RMSE、MAE、MAAPE 三個模型評估指標確認模型表現 (此三個數值愈小，代表模型表現愈好)。此外，Tukey 也提供視覺化圖形協助使用者評估模型表現。</p>
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<div class="lt lu amn"><picture><source srcset="https://miro.medium.com/v2/resize:fit:640/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 640w, https://miro.medium.com/v2/resize:fit:720/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 720w, https://miro.medium.com/v2/resize:fit:750/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 750w, https://miro.medium.com/v2/resize:fit:786/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 786w, https://miro.medium.com/v2/resize:fit:828/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 828w, https://miro.medium.com/v2/resize:fit:1100/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 1100w, https://miro.medium.com/v2/resize:fit:1400/format:webp/1*wFFFt1dPqqLim__6w3BbZg.png 1400w" type="image/webp" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" /><source srcset="https://miro.medium.com/v2/resize:fit:640/1*wFFFt1dPqqLim__6w3BbZg.png 640w, https://miro.medium.com/v2/resize:fit:720/1*wFFFt1dPqqLim__6w3BbZg.png 720w, https://miro.medium.com/v2/resize:fit:750/1*wFFFt1dPqqLim__6w3BbZg.png 750w, https://miro.medium.com/v2/resize:fit:786/1*wFFFt1dPqqLim__6w3BbZg.png 786w, https://miro.medium.com/v2/resize:fit:828/1*wFFFt1dPqqLim__6w3BbZg.png 828w, https://miro.medium.com/v2/resize:fit:1100/1*wFFFt1dPqqLim__6w3BbZg.png 1100w, https://miro.medium.com/v2/resize:fit:1400/1*wFFFt1dPqqLim__6w3BbZg.png 1400w" sizes="(min-resolution: 4dppx) and (max-width: 700px) 50vw, (-webkit-min-device-pixel-ratio: 4) and (max-width: 700px) 50vw, (min-resolution: 3dppx) and (max-width: 700px) 67vw, (-webkit-min-device-pixel-ratio: 3) and (max-width: 700px) 65vw, (min-resolution: 2.5dppx) and (max-width: 700px) 80vw, (-webkit-min-device-pixel-ratio: 2.5) and (max-width: 700px) 80vw, (min-resolution: 2dppx) and (max-width: 700px) 100vw, (-webkit-min-device-pixel-ratio: 2) and (max-width: 700px) 100vw, 700px" data-testid="og" /><img decoding="async" loading="lazy" class="bg mg mh c" role="presentation" src="https://miro.medium.com/v2/resize:fit:700/1*wFFFt1dPqqLim__6w3BbZg.png" alt="" width="700" height="787" /></picture></div>
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<p id="26e2" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">以左上角的 Actual — Predicted Plot 為例，此為發電功率 (GRID_POWER, KW)實際值與預測值的對照圖。若預測完全正確，藍點會落在左下至右上的對角線上。分析時會特別查看誤差較大 (離45度線特別遠) 的區域。</p>
<p id="529c" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">觀察此圖，最明顯的地方是有許多發電功率實際值為 2000 (KW) 左右時，預測值的誤差都高估 (預測值為2000 ~ 2800)。</p>
<p id="0531" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">另一個比較不明顯的地方是，當發電功率實際值小於 2000 (KW) 時，圖形分佈呈 S 形，在實際值小於 1000 (KW) 時，預測值高估；在實際值介於 1000 至 2000 (KW) 時，預測值則低估。</p>
<p id="a66e" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">關於 Tukey 選擇這 RMSE、MAE、MAAPE 這三個模型指標以及這四種模型評估圖形的設計理念與進階判讀方式，未來會另起專文說明 (或是來<a class="af mn" href="https://aiacademy.tw/category/opening/" target="_blank" rel="noopener ugc nofollow">報名台灣人工智慧學校</a>，享受完整的手把手課程)。</p>
<h2 id="c2c3" class="amb nr fr be ns aid amc aie nw aig amd aih oa mz ame yd yg nd amf yh yk nh amg yl yo amh bj" data-selectable-paragraph="">6. 建立進階模型，進行模型比較</h2>
<p id="8bdf" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">在觀察 baseline 模型 (GLM_MODEL_GRID_POWER) 評估頁面後，初步判斷發電功率 (GRID_POWER) 與風速 (AMB_WINDSPEED) 並非線性相關。故改用非線性的 GAM 演算法，建立進階模型。</p>
<p id="98b6" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">觀察「模型比較」頁面，會發現以 GAM 演算法建置的模型其 RMSE 明顯優於 GLM ，且 Actual — Predicted Plot 分佈也更貼近對角線。</p>
<p id="da8d" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">至此，便可將模型部署上線。</p>
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<h1 id="64cd" class="nq nr fr be ns nt nu nv nw nx ny nz oa ob oc od oe of og oh oi oj ok ol om on bj" data-selectable-paragraph="">風機性能監控看板</h1>
<p id="cee3" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">在 Tukey 建立的 AI 模型可以以 API 的方式介接出來，以監控看板的方式呈現。圖表會跟著最新的資料即時更新顯示。當風機性能表現衰退至特定程度時，系統即會發送通知，提醒維修保養工程師安排停機保養</p>
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</div><figcaption class="mi mj mk lt lu ml mm be b bf z dw" data-selectable-paragraph="">風機性能監控看板</figcaption></figure>
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<p id="7072" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">以下為各資訊欄目的詳細說明：</p>
<p id="2925" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">主畫面最上方的三個資訊欄位分別為即時風速、風機發電功率的健康程度、風機的齒輪箱健康程度。其中性能指標是由風機的即時資料和 Tukey 模型的預測值所計算出來的。</p>
<p id="8fd4" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">主畫面中間三個資訊欄位呈現風機的即時數據，包含：即時風速、即時發電功率與即時齒輪箱油溫。</p>
<p id="7f95" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">監控看板下方性能指標圖表，說明此風機當前即時的發電功率和齒輪箱油溫和 tukey 模型所繪製出的性能指標曲線的差異。</p>
<p id="1f93" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">以「發電功率性能指標曲線」為例，紫色的曲線是由 tukey 模型的試算結果所繪製出的「性能指標曲線」，其意義為：從過往的風機運轉經驗，在不同的風速時，所對應到的發電功率應該是多少。</p>
<p id="6090" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">綠色的點則是當前的即時風速與發電量所繪製而成。當即時數據的綠點離紫色的性能曲線其垂直距離愈近，表示風機性能狀態愈健康。</p>
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<p id="f039" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">監控看板左側欄的參數設定，可以設定欲連線的 Tukey 主機與 Tukey 模型 API 金鑰。使用上，只需要輸入不同的 API 金鑰，即可調用不同的 tukey 模型。以上圖為例，GLM 模型和 GAM 模型的性能指標曲線完全不同，而該風機的機構設計是風速大於 15 m/s 時，發電功率即鎖定在 2000 kW/h，因此 GAM 模型較符合該風機的設計與運轉狀況，會優先選用該模型。</p>
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<h1 id="1b87" class="nq nr fr be ns nt nu nv nw nx ny nz oa ob oc od oe of og oh oi oj ok ol om on bj" data-selectable-paragraph="">結語</h1>
<p id="0d94" class="pw-post-body-paragraph mo mp fr mq b mr oo mt mu mv op mx my mz oq nb nc nd or nf ng nh os nj nk nl fk bj" data-selectable-paragraph="">技術供應鏈的創新，讓 AI 普及化近在眼前。本文完整示範如何使用 Tukey，讓設備保養人員在不用寫程式的情況下，輕鬆快速的建立風機設備性能監控 AI 模型，並部署到性能監控看板做設備即時監控。</p>
<p id="85bc" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">透過 Tukey，設備保養人員可以</p>
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<li id="e9d9" class="mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl ana alb alc bj" data-selectable-paragraph="">根據自己的專業的機構設計、風機運轉的知識背景，以資料視覺化的方式做資料清理。</li>
<li id="a7da" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ana alb alc bj" data-selectable-paragraph="">利用簡易的操作流程，自行快速建立 AI 模型，評估哪個模型可以部署上線。</li>
<li id="be9f" class="mo mp fr mq b mr ald mt mu mv ale mx my mz alf nb nc nd alg nf ng nh alh nj nk nl ana alb alc bj" data-selectable-paragraph="">最後，將模型部署到性能監控看板，對風機的性能狀態做即時的監控。當風機性能表現衰退至特定程度時，系統即會發送通知，提醒設備保養工程師安排停機保養。</li>
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<p id="9a65" class="pw-post-body-paragraph mo mp fr mq b mr ms mt mu mv mw mx my mz na nb nc nd ne nf ng nh ni nj nk nl fk bj" data-selectable-paragraph="">如果你對 Tukey 產品，或是對風機性能監控看板的設計有興趣，歡迎<a class="af mn" href="http://chimes.ai/#contact-form" target="_blank" rel="noopener ugc nofollow">聯絡我們</a>索取更深入的介紹文件與範例影片。</p>
<p data-selectable-paragraph="">若對 Tukey 模型指標以及與進階判讀方式有興趣，請持續關注我們的系列文章，或者報名<a class="af mn" href="https://aiacademy.tw/category/opening/" target="_blank" rel="noopener ugc nofollow">台灣人工智慧學校課程</a>。</p>
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</div><p>The post <a href="https://chimes.ai/2021/09/07/%e7%94%a8-tukey-%e6%89%93%e9%80%a0%e8%a8%ad%e5%82%99%e6%80%a7%e8%83%bd%e5%8d%b3%e6%99%82%e7%9b%a3%e6%8e%a7%e7%b3%bb%e7%b5%b1-%e4%bb%a5%e9%a2%a8%e5%8a%9b%e7%99%bc%e9%9b%bb%e6%a9%9f%e7%82%ba%e4%be%8b/">用 Tukey 打造設備性能即時監控系統，以風力發電機為例</a> first appeared on <a href="https://chimes.ai">Chimes AI</a>.</p>]]></content:encoded>
					
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