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題 名 | 豆皮工廠溫度監控系統建立之研究=The Study on Establishing Temperature Monitoring and Control System for Yuba Manufacturing Factory |
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作 者 | 陳和賢; 古源光; 陳文龍; | 書刊名 | 農業機械學刊 |
卷 期 | 8:4 1999.12[民88.12] |
頁 次 | 頁51-61 |
分類號 | 473 |
關鍵詞 | 模糊控制; 豆皮; 圖控; Fuzzy logic control; Yuba; MMI; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究目的是應用模糊控制器 , 探討豆皮生產過程中 , 其連續式加熱蒸汽使 用量調節之控制 , 並使用個人電腦結合圖控 (MMI, 人機介面 ) 來進行自動化監 控與資料收集 , 以改善目前僅依人工經驗的操作控制與工作環境。研究結果顯示 , 當溫度誤差甘心、溫度誤差變化率 (4eT 〉歸屬函數其各別 ZE 之範圍在 (-Oi 0.5) ℃與 (4.01,0.01) ℃ /sec 時 , 豆漿溫度穩定性 , 在環境雜訊平援下 , 皆可控 制在 (1 ℃以內。雖然 , 豆漿總圓形物隨著生產時間及次數的增加而提高 , 但模糊控制器對溫度控制的穩定性並不會受到影響。在燃油耗用方面 , 以一個工作天 8 小時計算 , 對每一條生產線 4.8 公尺長之淺盤槽 , 採用模糊控制將可比專門人工 操作約可節省 7.568 公升之柴油 , 耗油成本降低 12.56% 。本研究也是將來豆皮生產自動化之部份研究。 |
英文摘要 | The purpose of this paper intends to introducee fuzzy logic controller to control the flow rate of each steam valve during heat treatment for the formation process of yuba. The PC - based control combined with MMI for monitoring and data acquisition was set up to improve the precision run by current manual control, and working environment in the yuba factory. Experiment results showed that, under the inferences of noises in the ambient environment, the temperature of soybean milk used for yuba formation could be controlled exactly within 1 °C during the heating process. The quantized range of temperature error (eT) and change in temperature error (L eT) in the fuzzy zero set were tuned in -0.5 to 0.5 °C and -0.01 to 0.01 °C/ sec, respectively. Although total solid contents of soybean milk were gradually increasing, this would not affect the stability of system performance. On the other hand, the fuel consumption for each production line could be saved up to 7.568 liters per shift, lower than that of the conventional manual process by about 12.56 percent. |
本系統中英文摘要資訊取自各篇刊載內容。