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樓主  發(fā)表于: 2011-05-19 14:17
通過(guò)采集重力傳感器的模擬信號和速度傳感器的高速脈沖信號，經(jīng)處理后輸出模擬信號至變頻器來(lái)控制轉速，使單位時(shí)間的物料流量恒定。具體的電路接線(xiàn)圖該怎么畫(huà)，擴展設備EM235怎么使用？
hxy990119
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1樓  發(fā)表于: 2011-05-19 21:38
物料流量產(chǎn)生的重力恒定是最終目標，用該目標去控制轉速�，F場(chǎng)信號為重力傳感器傳回的模擬信號。該程序可考慮使用PID控制。
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2樓  發(fā)表于: 2011-05-20 12:27
還有速度傳感器的速度信號呢

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