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本公司供應(yīng)直流無刷電機(jī)驅(qū)動(dòng)18V-24V 1.5A，質(zhì)量保證，歡迎咨詢洽談。<\/p>
風(fēng)扇無刷驅(qū)動(dòng)方案：<\/strong><\/span><\/span>
正弦有霍爾<\/strong><\/span><\/span>
<\/span><\/strong><\/p>此方案使用有傳感正弦電流的方式驅(qū)動(dòng)BLDC電機(jī)具有噪音小,成本低的特點(diǎn),廣泛的應(yīng)用于風(fēng)扇,空氣凈化器等風(fēng)機(jī)類產(chǎn)品。<\/span><\/span><\/strong><\/strong><\/p><\/span><\/span><\/strong><\/p><\/strong><\/p>
<\/span><\/span><\/strong><\/strong><\/p>方案特點(diǎn)：<\/span><\/span><\/strong><\/p>1、無刷電機(jī)的風(fēng)扇電機(jī)用電子換向替代傳統(tǒng)換向，性能可靠<\/span><\/span><\/strong>永不磨 損，故障率低，<\/span><\/span><\/strong>壽命比普通的風(fēng)機(jī)提高10-30倍;<\/span><\/span><\/strong><\/p>2、外置驅(qū)動(dòng)的直流無刷屬靜態(tài)電機(jī),空載電流小;<\/span><\/span><\/strong><\/div>3、輸出功率高;<\/span><\/span><\/strong><\/div>4、外置驅(qū)動(dòng)的無刷電機(jī)可以做到體積很小,更方便整體設(shè)計(jì).<\/span><\/span><\/strong><\/div>
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有刷電機(jī)與無刷電機(jī)優(yōu)劣：<\/span><\/strong>
| 有刷電機(jī)<\/span> <\/td> | 無刷電機(jī)<\/span> <\/td><\/tr>- <\/span>摩擦大，損耗大<\/span><\/span> <\/li><\/ul><\/td>
- <\/span>無電刷，<\/span>低干擾 <\/span><\/span><\/span><\/span><\/span> <\/li><\/ul><\/td><\/tr>
- <\/span>發(fā)熱大，壽命短<\/span><\/span><\/span> <\/li><\/ul><\/td>
- <\/span>噪音低，<\/span><\/span>運(yùn)轉(zhuǎn)順暢<\/span><\/span><\/span> <\/span><\/span> <\/li><\/ul><\/td><\/tr>
- <\/span>效率低，輸出功率小<\/span><\/span><\/span> <\/li><\/ul><\/td>
- <\/span>壽命長(zhǎng)，<\/span><\/span>低維護(hù)成本<\/span><\/span><\/span> <\/li><\/ul><\/td><\/tr><\/tbody><\/table>
<\/span><\/span><\/span> <\/p>方波有霍爾：<\/span><\/strong><\/span><\/strong>
<\/span> <\/p>此方案使用電流方波控制BLDC風(fēng)扇運(yùn)行，具有成本<\/span>低廉的特點(diǎn)。<\/span><\/span> <\/p>
<\/span> <\/p>技術(shù)參數(shù)<\/span><\/strong>：
<\/span> <\/p><\/span> <\/p>| 工作電壓<\/span> <\/td> | 18V-24V<\/span> <\/td><\/tr>| 工作電流<\/span> <\/td> | 1.5A<\/span> <\/td><\/tr>| **轉(zhuǎn)速<\/span> <\/td> | 2700RPM<\/span> <\/td><\/tr>| **轉(zhuǎn)速<\/span> <\/td> | 1600RPM<\/span> <\/td><\/tr><\/tbody><\/table>
原理圖：<\/span><\/strong><\/span> <\/span><\/strong><\/span> <\/p>方案說明：<\/span><\/strong>
本控制器采用無刷電機(jī)控制方式控制風(fēng)扇的電機(jī)運(yùn)行。風(fēng)扇電機(jī)為高壓高轉(zhuǎn)速無刷電機(jī)，因而適用無傳感器的方式進(jìn)行驅(qū)動(dòng)控制。本方案具有性能優(yōu)異，價(jià)格較低的特點(diǎn)。
請(qǐng)注意以上數(shù)據(jù)需根據(jù)不同無刷電機(jī)作相應(yīng)測(cè)試，不同電機(jī)測(cè)試結(jié)果會(huì)有較大差異。<\/span>
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