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	<title>旋轉機械 - 星恆科技有限公司</title>
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		<title>2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略</title>
		<link>https://www.simhex.com/news/2025%e6%9c%80%e6%96%b0nvh%e8%a7%a3%e6%9e%90%ef%bd%9c%e9%9a%8e%e6%ac%a1%e5%88%86%e6%9e%90%e5%9c%a8%e6%97%8b%e8%bd%89%e6%a9%9f%e6%a2%b0%e6%95%85%e9%9a%9c%e8%a8%ba%e6%96%b7%e7%9a%84%e6%87%89%e7%94%a8/</link>
		
		<dc:creator><![CDATA[西姆赫克斯]]></dc:creator>
		<pubDate>Mon, 08 Sep 2025 06:37:52 +0000</pubDate>
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		<category><![CDATA[階次]]></category>
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					<description><![CDATA[<p>2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略 解讀核心應用，特別是在馬達、風扇、齒輪箱聲學模 [&#8230;]</p>
<p>這篇文章 <a href="https://www.simhex.com/news/2025%e6%9c%80%e6%96%b0nvh%e8%a7%a3%e6%9e%90%ef%bd%9c%e9%9a%8e%e6%ac%a1%e5%88%86%e6%9e%90%e5%9c%a8%e6%97%8b%e8%bd%89%e6%a9%9f%e6%a2%b0%e6%95%85%e9%9a%9c%e8%a8%ba%e6%96%b7%e7%9a%84%e6%87%89%e7%94%a8/">2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略</a> 最早出現於 <a href="https://www.simhex.com">星恆科技有限公司</a>。</p>
]]></description>
										<content:encoded><![CDATA[
<p class="has-black-color has-text-color has-link-color wp-elements-7431922298ffb4ead54c70303b2b18fb" style="font-size:16px">2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略 解讀核心應用，特別是在馬達、風扇、齒輪箱聲學模擬。階次（ Orde r） 、 頻率（ Frequency ）也讓你傻傻分不清楚嗎? 快看以下解說與案例分析吧！！</p>



<div style="height:32px" aria-hidden="true" class="wp-block-spacer"></div>



<h2 class="wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-33b216644829c1262dfe14b670369c87" id="h-當工程師遇上-階次之謎"><strong>當工程師遇上「階次之謎」</strong></h2>



<p class="has-black-color has-text-color has-link-color wp-elements-dcdbb92bf43883d91583a1c8dbd70e67" style="font-size:16px">在旋轉機械的振動診斷領域，「階次（Order）」是一個既常見又容易被誤解的名詞。它在各種旋轉設備的健康監測與故障識別中扮演核心角色，但許多工程師初學時常會對它的定義與意義感到困惑。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-924a9be40764aa72c1cde42406429202" style="font-size:16px">舉例來說：當你觀察到某個頻率的振動峰值時，有人稱它是「10 Hz」，也有人說是「3階次」，到底哪個才是正確的描述？</p>



<p class="has-black-color has-text-color has-link-color wp-elements-18e48b4c0d8385c99d6016df42288eb5" style="font-size:16px">為什麼四行程引擎每兩圈才點火一次，卻出現了「3階次」這樣的表達方式？</p>



<p class="has-black-color has-text-color has-link-color wp-elements-736cf96782d5ad570eefc8aea5e38993" style="font-size:16px">齒輪傳動系統中，出現了「1.625階次」這樣的非整數數據，這背後到底代表什麼意義？</p>



<p class="has-black-color has-text-color has-link-color wp-elements-fde323fcbc812fb9f3a451750eaef314" style="font-size:16px">這些看似矛盾的情況，其實都與階次的物理意義有關。唯有真正掌握階次分析，工程師才能在多變轉速下做出準確的診斷與判斷。</p>



<h2 class="wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-1f26d8d9731f4b32bd9434de3df66022" id="h-什麼是階次-從定義到物理意涵"><strong>什麼是階次？從定義到物理意涵</strong></h2>



<p class="has-black-color has-text-color has-link-color wp-elements-f8b6f72e520c5e6202035b33a8e9973e" style="font-size:16px"><strong>1. 階次的最簡單定義</strong> ：　階次（Order） 是指旋轉部件每轉一圈（即 360°）時，某事件發生的次數。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-278bc9734290baa217fb80a56dbb3a83" style="font-size:16px">類比說明：可以將它想像成：數一個車輪每轉一圈壓過了多少個水溝蓋。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-799ed267a75fa7079aea3f7221fa103f" style="font-size:16px">與頻率的關鍵差異：</p>



<p class="has-black-color has-text-color has-link-color wp-elements-5035f18d8ecea59bcc3230793fd7bfe1" style="font-size:16px">頻率（Frequency, Hz）：表示在一秒鐘內事件發生的次數，屬於時間的概念。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-2f1a66e08bb788d7449001ca9f079a01" style="font-size:16px">階次（Order）：表示在旋轉一圈內事件發生的次數，屬於空間或角度的概念。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-4928270be818dbd6af92b0b89cc95dca" style="font-size:16px"><strong>2. </strong><strong>經典案例說明</strong></p>



<p class="has-black-color has-text-color has-link-color wp-elements-8930f2a020aa33f509e896dd49932121" style="font-size:16px"><strong>案例一：軸的轉速與轉頻關係</strong></p>



<ul class="wp-block-list has-black-color has-text-color has-link-color wp-elements-6bf13c94f6733230218bfbe97e5d8501">
<li class="has-black-color has-text-color has-link-color wp-elements-94872c2893e7a81a96977785ce208138" style="font-size:16px">當軸的轉速為 <strong>600 RPM</strong>（轉每分鐘），則轉頻為：<br><strong>600 ÷ 60 = 10 Hz</strong> → 每秒轉 10 圈。</li>



<li class="has-black-color has-text-color has-link-color wp-elements-1eb800333251cbe5f822778c99be6cba" style="font-size:16px">當軸的轉速為 <strong>3300 RPM</strong>，則轉頻為：<br><strong>3300 ÷ 60 = 55 Hz</strong>。</li>
</ul>


<div class="wp-block-image">
<figure class="aligncenter size-full"><img fetchpriority="high" decoding="async" width="640" height="483" src="https://www.simhex.com/wp-content/uploads/2025/09/1.png" alt="2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略" class="wp-image-4012" srcset="https://www.simhex.com/wp-content/uploads/2025/09/1.png 640w, https://www.simhex.com/wp-content/uploads/2025/09/1-300x226.png 300w" sizes="(max-width: 640px) 100vw, 640px" /></figure>
</div>


<p class="has-black-color has-text-color has-link-color wp-elements-43235bc66d15dadb405e9926de34c740" style="font-size:16px">在不同轉速下，同一故障特徵的頻率會隨著轉速變化，因此頻率（Hz）不是固定的，但其對應的階次通常是固定的，可以參考頻譜圖對比。</p>


<div class="wp-block-image">
<figure class="aligncenter size-full"><img decoding="async" width="894" height="653" src="https://www.simhex.com/wp-content/uploads/2025/09/2.png" alt="2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略" class="wp-image-4014" srcset="https://www.simhex.com/wp-content/uploads/2025/09/2.png 894w, https://www.simhex.com/wp-content/uploads/2025/09/2-300x219.png 300w, https://www.simhex.com/wp-content/uploads/2025/09/2-768x561.png 768w" sizes="(max-width: 894px) 100vw, 894px" /></figure>
</div>


<p class="has-black-color has-text-color has-link-color wp-elements-a19448f8e7f1606a2ae821eb91a63b23" style="font-size:16px"><strong>案例二：多軸傳動系統</strong></p>



<p class="has-black-color has-text-color has-link-color wp-elements-afbfd52f46408a7b85cb22a88cd16b92" style="font-size:16px">假設：</p>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-a0852a98af92e996521e966a25a4e5c8" style="font-size:16px"><strong>A </strong><strong>軸轉速為 600 RPM</strong></li>



<li class="has-black-color has-text-color has-link-color wp-elements-84e0caf732efc7f6f987fc0bff1e59bf" style="font-size:16px"><strong>B </strong><strong>軸的半徑是 A </strong><strong>軸的三倍</strong></li>
</ul>



<p class="has-black-color has-text-color has-link-color wp-elements-489ec666ff1779e6e94a67da20febbc7" style="font-size:16px">因為半徑越大，旋轉速度越慢，因此：</p>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-b9e2bdc101020c9d378e3abf9e05c7fc" style="font-size:16px"><strong>B </strong><strong>軸轉速 = 1800 RPM</strong>（與半徑成反比）</li>
</ul>



<p class="has-black-color has-text-color has-link-color wp-elements-bb874d661b441d4058697d10bfe7d26e">那麼：</p>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-0dfb3f388235473586c31a872f42e133" style="font-size:16px">A 軸的 <strong>1 </strong><strong>階次</strong>：每轉 1 圈發生 1 次事件</li>



<li class="has-black-color has-text-color has-link-color wp-elements-628d5bc0067687a99e1fee7bec3976b8" style="font-size:16px">B 軸的 <strong>1 </strong><strong>階次</strong>：每轉 1 圈發生 3 次事件</li>
</ul>



<p class="has-black-color has-text-color has-link-color wp-elements-ee18feff355e14896a61483e70ace6f6" style="font-size:16px"><img src="https://s.w.org/images/core/emoji/17.0.2/72x72/2705.png" alt="✅" class="wp-smiley" style="height: 1em; max-height: 1em;" /> <strong>結論</strong>：B 軸相對於 A 軸的階次是 <strong>3 </strong><strong>階次</strong>。</p>


<div class="wp-block-image">
<figure class="aligncenter size-full"><img decoding="async" width="562" height="611" src="https://www.simhex.com/wp-content/uploads/2025/09/3.png" alt="2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略" class="wp-image-4015" srcset="https://www.simhex.com/wp-content/uploads/2025/09/3.png 562w, https://www.simhex.com/wp-content/uploads/2025/09/3-276x300.png 276w" sizes="(max-width: 562px) 100vw, 562px" /></figure>
</div>


<p class="has-black-color has-text-color has-link-color wp-elements-0e615b07057b7c4d9823e47337aa8d6c" style="font-size:16px">其轉速-幅值曲線中，綠色線即為階次曲線。</p>


<div class="wp-block-image">
<figure class="aligncenter size-full"><img loading="lazy" decoding="async" width="971" height="744" src="https://www.simhex.com/wp-content/uploads/2025/09/4.png" alt="2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略" class="wp-image-4016" srcset="https://www.simhex.com/wp-content/uploads/2025/09/4.png 971w, https://www.simhex.com/wp-content/uploads/2025/09/4-300x230.png 300w, https://www.simhex.com/wp-content/uploads/2025/09/4-768x588.png 768w" sizes="(max-width: 971px) 100vw, 971px" /></figure>
</div>


<h2 class="wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-d2c47e67925ae4b04865ef451052fbdb" id="h-階次-vs-頻率-為什麼必須分清"><strong>階次 vs. 頻率：為什麼必須分清？</strong></h2>



<p class="has-black-color has-text-color has-link-color wp-elements-67f28e705012c4ab614252e976d4c2b9" style="font-size:16px">在旋轉機械分析中，「階次（Order）」與「頻率（Frequency）」雖然都描述事件發生的次數，但本質上有著明顯差異，混淆兩者將可能導致錯誤的診斷與分析。</p>



<figure class="wp-block-table aligncenter is-style-stripes" style="font-size:16px"><table class="has-black-color has-text-color has-link-color has-fixed-layout"><tbody><tr><td class="has-text-align-center" data-align="center"><strong>對比項</strong></td><td class="has-text-align-center" data-align="center"><strong>頻率（Hz）</strong></td><td class="has-text-align-center" data-align="center"><strong>階次（Order）</strong></td></tr><tr><td class="has-text-align-center" data-align="center"><strong>定義</strong></td><td class="has-text-align-center" data-align="center">每秒發生的次數</td><td class="has-text-align-center" data-align="center">每轉一圈內發生的次數</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>單位</strong></td><td class="has-text-align-center" data-align="center">赫茲（Hz）</td><td class="has-text-align-center" data-align="center">無單位（純數字）</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>依賴關係</strong></td><td class="has-text-align-center" data-align="center">為絕對值，與轉速無關</td><td class="has-text-align-center" data-align="center">為相對值，依賴參考軸的轉速</td></tr><tr><td class="has-text-align-center" data-align="center"><strong>典型場景</strong></td><td class="has-text-align-center" data-align="center">電子設備、隨機振動等</td><td class="has-text-align-center" data-align="center">旋轉機械、齒輪箱、發動機等</td></tr></tbody></table></figure>



<figure class="wp-block-pullquote has-black-color has-text-color has-link-color wp-elements-5d8a873295b5d8cab8e648091de2fc66"><blockquote><p>頻率分析適用於<strong>時間為主</strong>的信號處理，例如電氣系統、隨機震動。<br>階次分析更適合<strong>旋轉機械</strong>，可追蹤特定故障隨轉速變化的關聯，如不平衡、齒輪故障、共振等。</p></blockquote></figure>



<p class="has-black-color has-text-color has-link-color wp-elements-e7c41b179be5d4bfd12c0a30091dcbe3" style="font-size:16px">尤其在變轉速條件下，<strong>同一個機械故障對應的頻率會隨轉速改變，但其階次保持不變</strong>，這使得階次分析成為變轉速機械中極為關鍵的診斷工具。</p>



<h2 class="wp-block-heading has-black-color has-text-color has-link-color has-medium-font-size wp-elements-6a4382617f60bca2b24992f48de28878" id="h-在msc-actran中的階次可視化結果"><strong>在MSC Actran中的階次可視化結果</strong></h2>



<p class="has-black-color has-text-color has-link-color wp-elements-26bf92e0915e0a7278e4d7112fd56bcf" style="font-size:16px">在瀑布圖（Waterfall）中呈現階次，通常用於旋轉機械的振動分析，其目的在於觀察隨著轉速變化時，各個階次（機械轉速的倍頻）如何出現、成長或消失。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-e462c5b9f1121c05d38b70774efc3255" style="font-size:16px">瀑布圖是一種3維的視覺化呈現方式，通常是：</p>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-17ea46d6a30f1038380cbe2671d221de" style="font-size:16px"><strong>X</strong><strong>軸</strong>：頻率（Hz）</li>



<li class="has-black-color has-text-color has-link-color wp-elements-c54f4c76ba1332920802dd3652227557" style="font-size:16px"><strong>Y</strong><strong>軸</strong>：時間或轉速（RPM）</li>



<li class="has-black-color has-text-color has-link-color wp-elements-8a1d56559c709126a0df8084ef99c306" style="font-size:16px"><strong>Z軸（或顏色）</strong>：振動幅值或聲壓幅值（Amplitude）</li>
</ul>


<div class="wp-block-image">
<figure class="aligncenter size-full is-resized"><img loading="lazy" decoding="async" width="781" height="401" src="https://www.simhex.com/wp-content/uploads/2025/09/5-1.png" alt="" class="wp-image-4017" style="width:840px;height:auto" srcset="https://www.simhex.com/wp-content/uploads/2025/09/5-1.png 781w, https://www.simhex.com/wp-content/uploads/2025/09/5-1-300x154.png 300w, https://www.simhex.com/wp-content/uploads/2025/09/5-1-768x394.png 768w" sizes="(max-width: 781px) 100vw, 781px" /></figure>
</div>


<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="873" height="406" src="https://www.simhex.com/wp-content/uploads/2025/09/5-2.png" alt="" class="wp-image-4018" srcset="https://www.simhex.com/wp-content/uploads/2025/09/5-2.png 873w, https://www.simhex.com/wp-content/uploads/2025/09/5-2-300x140.png 300w, https://www.simhex.com/wp-content/uploads/2025/09/5-2-768x357.png 768w" sizes="(max-width: 873px) 100vw, 873px" /></figure>



<p class="has-black-color has-text-color has-link-color wp-elements-68c8ed07b74e57ff41abd9c4cd861668" style="font-size:16px">隨著轉速增加，固定的階次會對應不同頻率，在頻率軸上會呈現<strong>斜線的軌跡(如圖中黑色斜實線)，</strong>例如：1階會從 50Hz → 100Hz → 150Hz 隨轉速上升而增加，形成一條斜斜的線，2階、3階會呈現更陡的斜線。若黑色斜線剛好對應到瀑布圖中顏色或幅值高的位置，即可判斷為該階次造成的聲壓結果，可能有明顯的共振或故障特徵（如不平衡、偏心、鬆動等）。</p>


<div class="wp-block-image">
<figure class="aligncenter size-full"><img loading="lazy" decoding="async" width="481" height="401" src="https://www.simhex.com/wp-content/uploads/2025/09/6-1.png" alt="2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略" class="wp-image-4019" srcset="https://www.simhex.com/wp-content/uploads/2025/09/6-1.png 481w, https://www.simhex.com/wp-content/uploads/2025/09/6-1-300x250.png 300w" sizes="(max-width: 481px) 100vw, 481px" /></figure>
</div>


<p class="has-black-color has-text-color has-link-color wp-elements-acf0678840b528290171beedd18ac3ef" style="font-size:16px">對於工程師來說，階次是旋轉機械的”基因密碼”，階次分析可以揭示隱藏的故障模式。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-9c10ab547061aca7d4542fb4b0ef77f5" style="font-size:16px">當分析軸承時，重點關注於軸承的特徵階次。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-61bdd53286d639ec8d9f74ed62784686" style="font-size:16px">當分析齒輪箱時，應該診斷齒輪嚙合階次與邊頻帶。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-819a4d107ea998fc32d9e3c6f12da7ca" style="font-size:16px">對於四衝程單缸引擎來說，旋轉2圈做功1次，階次為0.5。 階次獨立於轉速，只與機械的結構相關!</p>



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<p class="has-black-color has-text-color has-link-color wp-elements-8683647d4850d6bc0172565e2de29bdc" style="font-size:16px">想 更 清 楚 的 了 解 2025最新NVH解析｜階次分析在旋轉機械故障診斷的應用全攻略&nbsp;的 細 節 ，歡 迎 來 電 (02)2712-8448 或 是&nbsp;<a href="https://www.simhex.com/contact-us/">來 信</a>。</p>



<p class="has-black-color has-text-color has-link-color wp-elements-eb646be3afedf16a6906c3b2ecaacbcb" style="font-size:18px">If you want to know more details from Actran ,please contact&nbsp;<a href="https://www.simhex.com/contact-us/">Simhex</a>.</p>



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<h2 class="wp-block-heading" id="h-actran-用-在-各-種-形-式-的-聲學-模型"><strong>Actran 用 在 各 種 形 式 的 聲學 模型</strong></h2>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-f12d9f19c62289f6ca3a9a302bc6a91a" style="font-size:16px">標準和對流聲學&nbsp;</li>



<li class="has-black-color has-text-color has-link-color wp-elements-f80d59d0d83b45ceb070e22ab01bc005" style="font-size:16px">分析車輛內外的聲響&nbsp;</li>



<li class="has-black-color has-text-color has-link-color wp-elements-464171f434c218aa67896a0dfd483be2" style="font-size:16px">模擬聲音傳遞通過彈性牆&nbsp;</li>



<li class="has-black-color has-text-color has-link-color wp-elements-cbd8170bf6f22818d568b0bfd6234e91" style="font-size:16px">預測孔洞介質的聲音吸收&nbsp;</li>



<li class="has-black-color has-text-color has-link-color wp-elements-37d8baf761c5467205b5ef953d7f0a0b" style="font-size:16px">2D, 軸對稱和 3D 分析</li>



<li class="has-black-color has-text-color has-link-color wp-elements-8865b8d9f36e3328b2d46a48d31bdf37" style="font-size:16px">耗散機制，例如黏熱損失和聲音吸收</li>



<li class="has-black-color has-text-color has-link-color wp-elements-3e620f3e5c74e71f4ed032edd56d8f57" style="font-size:16px">非均勻平均流上的聲傳播和輻射</li>



<li class="has-black-color has-text-color has-link-color wp-elements-96e6aebccdb626873496ad44c8489f27" style="font-size:16px">用複合材料模型模擬複雜的多層結構</li>



<li class="has-black-color has-text-color has-link-color wp-elements-9ef445d2062b2bf6d0c5337f3b89b396" style="font-size:16px">直接響應和模態疊加方法</li>



<li class="has-black-color has-text-color has-link-color wp-elements-e92f5a282a2cfe425f3d04e2f6ce6c23" style="font-size:16px">用於壓電材料的主動結構模擬</li>



<li class="has-black-color has-text-color has-link-color wp-elements-b027c71a060a87bfab49f2ce69aa62de" style="font-size:16px">複雜流動和溫度梯度等異質性</li>



<li class="has-black-color has-text-color has-link-color wp-elements-7ae88eeaf3de56f03b75b0ed82550aae" style="font-size:16px">基本諧波分析</li>



<li class="has-black-color has-text-color has-link-color wp-elements-a073bd74a3c769e4b9e7335b8a032bdb" style="font-size:16px">平面、球面和柱面波源以及入射平面波對管道的激發</li>



<li class="has-black-color has-text-color has-link-color wp-elements-7ab7a453c9f6731da49ffcbaffb9ea3a" style="font-size:16px">不連續 Galerkin Method</li>



<li class="has-black-color has-text-color has-link-color wp-elements-8aca480cb074187cb09b753228dc9fe3" style="font-size:16px">暫態 CFD 後跟隨著聲輻射</li>



<li class="has-black-color has-text-color has-link-color wp-elements-14b4294a8769e1146ef2837fee841f1e" style="font-size:16px">黏熱元素，用於模擬薄空氣層或細管的</li>



<li class="has-black-color has-text-color has-link-color wp-elements-434341703b473e84735c4e9ae865424f" style="font-size:16px">準確建立襯墊模型，包含流動效應&nbsp; (Myers-Eversman formulation)&nbsp;</li>



<li class="has-black-color has-text-color has-link-color wp-elements-9608867509d16074f9ff2dc6e8fd52ca" style="font-size:16px">由入射聲導管modes定義的激發</li>
</ul>



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<h2 class="wp-block-heading" id="h-actran-常-見-應-用-的-產業"><strong>Actran 常 見 應 用 的 產業</strong></h2>



<ul class="wp-block-list">
<li class="has-black-color has-text-color has-link-color wp-elements-9529251b2af198302f842d51f6173644" style="font-size:16px"><strong>航太：</strong> 經過駕駛艙和機身 、 發動機短艙內襯 、 機身和駕駛艙絕緣 、 ECS（環境控制系統） 、 APU 和 ECS 入口和出口消音器 、 後緣 、 聲納 、 直升機渦輪噪聲 、 起飛時火箭有效載荷的隨機動態響應的聲音傳輸 、 聲納。</li>



<li class="has-black-color has-text-color has-link-color wp-elements-083dbf189f8b40b3738dad0be27426ca" style="font-size:16px"><strong>車輛</strong>： 動力總成 、 裝飾設計 、 風噪聲 、 發動機部件 、 壓縮機 、 進氣歧管 、 空氣濾清器 、 閥蓋 、 擋板 、 電動機 、 揚聲器 、 消聲器 、 輪胎噪聲 、 消音器 、 高壓分配管道 、 馬達 、 齒輪箱。</li>



<li class="has-black-color has-text-color has-link-color wp-elements-54804edc25860e09743527a274da70dc" style="font-size:16px"><strong>消費品：</strong>&nbsp;電話 、 免提電話通訊 、 耳機 、 揚聲器 、 助聽器 、 樂器 、 洗衣機 、 冰箱 、 吸塵器。</li>



<li class="has-black-color has-text-color has-link-color wp-elements-84ef90412d6bbb962043f42980c621a6" style="font-size:16px"><strong>電子產品</strong>： 光碟硬碟等轉動裝置 、 手機 、 相機 、 液晶投影設備的風扇。</li>



<li class="has-black-color has-text-color has-link-color wp-elements-212d9a7808b308949da8e525d8582a7f" style="font-size:16px"><strong>機械裝置</strong>： 渦輪機械 、 暖通空調 、 割草機和農業機械 、 排氣系統 、 馬達。</li>
</ul>



<figure class="wp-block-image size-full"><a href="https://docs.google.com/forms/d/e/1FAIpQLSeqEiKJfUUwQt_CtD5yCcBoNhTQg5mQSnjgLJWMKuQ-OOD_-Q/viewform"><img loading="lazy" decoding="async" width="1000" height="500" src="https://www.simhex.com/wp-content/uploads/2025/03/未命名設計.jpg" alt="Actran" class="wp-image-3787" srcset="https://www.simhex.com/wp-content/uploads/2025/03/未命名設計.jpg 1000w, https://www.simhex.com/wp-content/uploads/2025/03/未命名設計-300x150.jpg 300w, https://www.simhex.com/wp-content/uploads/2025/03/未命名設計-768x384.jpg 768w" sizes="(max-width: 1000px) 100vw, 1000px" /></a></figure>



<h2 class="wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-e447df641beb19ccb80f519106bd6739" id="h-延-伸-閱-讀"><strong>延 伸 閱 讀</strong></h2>



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<li class="has-black-color has-text-color has-link-color wp-elements-91b7fe9e74787bfd32f9554106c9ede5"><a href="https://www.simhex.com/news/%e9%9a%94%e9%9f%b3%e5%bb%ba%e7%af%89%e6%9d%90%e6%96%99%e9%96%8b%e7%99%bc%e5%b7%a5%e5%85%b7cae%e6%a8%a1%e6%93%acactran/">隔音建築材料開發必備工具：從CAE模擬找到最佳材料解 – Actran</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-5d74878b50c1a1b9c26b96a0edd6e4aa"><a href="https://www.simhex.com/news/%e8%ae%8a%e9%80%9f%e7%ae%b1%e7%9a%84%e8%81%b2%e9%9f%b3%e8%bc%bb%e5%b0%84-cae%e8%bb%9f%e9%ab%94actran/">變速箱的聲音輻射 – CAE軟體Actran</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-b2db8d810b5f7560e242f655775b4cfa" style="font-size:16px"><a href="https://www.simhex.com/case/information/%e9%80%9a%e7%94%a8%e6%b1%bd%e8%bb%8a-%e9%9b%bb%e5%8b%95%e8%bb%8a%e5%99%aa%e9%9f%b3-%e8%a8%ad%e8%a8%88/">電動車噪音 &#8211; 通用汽車向中高頻前進！</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-e7a77315e60db4b65aebbec6d3b29248" style="font-size:16px"><a href="https://www.simhex.com/case/presentation/%e7%aa%97%e7%b0%be%e8%a8%ad%e8%a8%88%e6%96%b0%e7%a7%91%e6%8a%80%ef%bc%9a%e9%99%8d%e4%bd%8e%e5%99%aa%e9%9f%b31%e5%a5%97%e8%bb%9f%e9%ab%94%e5%b0%b1%e6%90%9e%e5%ae%9a-actran/">窗簾設計新科技：降低噪音1套軟體就搞定 &#8211; Actran</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-00b726a11aa4c65322595cb707580b5f" style="font-size:16px"><a href="https://www.simhex.com/case/%e9%9b%bb%e5%ad%90%e9%9b%bb%e8%81%b2%e7%94%a2%e6%a5%adacoustic-solution-actran/">電子電聲產業Acoustic solution – Actran</a></li>



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<li class="has-black-color has-text-color has-link-color wp-elements-aeb7c2121d74dacf3d3112a72c0fdb4e" style="font-size:16px"><a href="https://www.simhex.com/news/actran-2024-1%e6%96%b0%e5%8a%9f%e8%83%bd-%e8%81%b2%e5%ad%b8acoustic%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88/">Actran 2024.1新功能 聲學Acoustic解決方案</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-50b7b85560b021c13165300d5eb22184" style="font-size:16px"><a href="https://www.simhex.com/news/actran%e5%8d%94%e5%8a%a9%e5%af%8c%e5%a3%ab%e5%ba%b7%e5%84%aa%e5%8c%96loudspeaker%e8%a8%ad%e8%a8%88/">Actran協助富士康優化Loudspeaker設計</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-640bb2a50ba1d1eba6057bded38f615b" style="font-size:16px"><a href="https://www.simhex.com/case/information/%e9%80%8f%e9%81%8eactran%e5%88%86%e6%9e%90%e6%96%b0%e5%9e%8b%e9%a2%a8%e6%89%87%e7%9a%84%e6%b0%a3%e5%8b%95%e5%99%aa%e9%9f%b3/">透過Actran分析新型風扇的氣動噪音</a></li>



<li class="has-black-color has-text-color has-link-color wp-elements-53ae18cf7cbb2a3369746290af439ea6" style="font-size:16px"><a href="https://www.simhex.com/news/actran%e5%89%b5%e5%bb%baavas%e6%8f%9a%e8%81%b2%e5%99%a8%e8%81%b2%e5%ad%b8%e6%a8%a1%e5%9e%8b/">Actran創建AVAS揚聲器聲學模型</a>&nbsp;</li>



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