專題報告- LED燈充電系統實作與整合測試 指導教授:陳炤彰 博士 報告學生:B9503069 黃堯弘 B9503044 吳孟軒 Date:2009/04/30
Manufacturer Analysis Laboratory Outline 充電模組的製作 套件化 實驗結果的討論與比較 結論和建議 Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 瓶發電機(bottle dynamo ) Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 方塊圖(Block Diagram) Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory
光遮斷器(Photo interrupter) 反應時間:5μs~30μs Manufacturer Analysis Laboratory
光遮斷器(Photo interrupter) Manufacturer Analysis Laboratory
光遮斷器(Photo interrupter) 經由示波器可測得頻率 (f) ,可計算出馬達轉速(N1)和發電機轉速(N2): Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 馬達輸入電壓(V)V1 馬達輸入 電流(A)A1 發電機 輸出電壓 (V) (V2) 輸出電流(mA)(A1) 頻率 (f)(Hz) 大齒輪轉速(rpm) (N1) 小齒輪轉速(rpm) (N2) 5.0V 0.33A 4.5V 11.5mA 7.814 468.87 937.74 5.5V 0.38A 29.3mA 9.00 539.92 1079.84 6.0V 0.43A 6.4V 43.2mA 10.56 633.60 1267.2 6.5V 0.50A 7.4V 67.4mA 12.00 720.016 1440.03 7.0V 0.56A 8.5V 89.4mA 14.00 839.99 1647.98 7.5V 0.63A 9.5V 112.4mA 15.46 928.077 1856.15 8.0V 0.68A 10.2V 135.2mA 16.57 994.27 1888.54 0.75A 11.2V 158.7mA 18.07 1084.20 2168.40 9.0V 0.82A 12.3V 183.1mA 19.74 1184.40 2368.80 0.89A 13.3V 210.3mA 21.33 1279.80 2559.60 10.0V 0.96A 14.2V 240.6mA 22.95 1377.10 2754.20 10.5V 1.04A 15.1V 260.4mA 24.14 1448.40 2896.80 11.0V 1.11A 16.0V 289.3mA 25.69 1541.733 3083.46 11.5V 1.15A 17.0V 306.5mA 27.37 1642.19 3284.38 12.0V 1.21A 17.9V 330.2mA 28.70 1722.22 3444.40 Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 電路(整流、濾波、穩壓) Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 套件化 Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 研究結果 1.利用充電模組,並推擬實際情況。 1.腳踏車輪徑為26英吋 (660.4mm ) (D3) 2.計算發電機的轉速(N2)和車輪轉速(N3) 3.對照先前資料,即可得發電機輸出電壓(Va)和馬達輸入電壓. 自行車速度(km/hr) 車輪轉速(N3) (rpm) 發電機轉速(N2) (rpm) 馬達輸入 電壓(V1) 發電機輸出電壓(V2) 5km/hr 40.167 1395.87 6.37V 7.14V 10km/hr 80.334 2792.24 10.13V 14.434V 15km/hr 120.498 4188.25 13.89V 21.728V 20km/hr 160.668 5584.48 17.65V 29.022V Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 研究結果 2.利用充電模組,以均速10km/hr作為實驗參數,每小時紀錄其充電情況 時間(hr) 鋰電池電壓(V3) 0hr 2.98V 1hr 3.85V 2hr 3.89V 3hr 3.94V 4hr 3.98V 5hr 4.03V 6hr 4.07V 7hr 4.10V Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 研究結果 3.腳踏車實際騎乘之狀況,每小時紀錄其充電情況 距離 時間 時速 電壓 0km 0s 2.98V 2.46km 425s 20.8km/hr 3.46V 4.9km 929s 17.4km/hr 3.62V 6.39km 1251s 16.6km/hr 3.66V 8.12km 1622s 15.53km/hr 3.68V Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 研究結果 4.腳踏車和馬達充電模組之結果比較 時速(km/hr) 時間(s) 馬達輸入 電壓(V1) 發電機 輸出電壓(V2) 鋰電池電壓 (in 充電模組) (in 腳踏車) 2.98V 20.8 425 19.01 21.93 3.51V 3.46V 17.4 929s 16.01 24.15 3.64V 3.62V 16.6 1251s 15.33 23.04 3.69V 3.66V 15.53 1622 14.42 21.55 3.70V 3.68V Manufacturer Analysis Laboratory
Manufacturer Analysis Laboratory 結論和建議 Manufacturer Analysis Laboratory
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Manufacturer Analysis Laboratory