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仁科辰夫教授 最終講義 2023.3.17 米沢キャンパス中示A

サーバ室の温度監視・太陽光発電受電モニター(現在開発中)

計算機室の概略図 Ti = 27.1 °C , Ta = 26.8 °C , To = 23.9 °C, Psp = 1.71 kW
太陽光発電+Li電池蓄電システムの発電量は-0.32 kWで、計算機室への送電量はPsp = 1.71 kW(力率 f = cosφ = 0.82)です。推定ですが、現在の外気吸入による冷却能力Poaは-.5 kWです。
P oa = (To - Ti) × 0.288×500× 4.185÷ 3600
日付35-5温度 / ℃08/23 21:1008/24 21:20
図 2026年08月23日 21:10から2026年08月24日 21:20のサーバ室の温度変化
青線、黒線、赤線、緑線は、それぞれ吸気温度、周辺温度、排気温度、米沢市の気温である。

サーバルーム温度履歴

表 サーバルーム温度履歴
日時入口温度 Ti / °C周辺温度 Ta / °C出口温度 To / °C
27.126.823.9
24.924.921.7
26.723.623.1
27.225.925.7
26.625.224.1
27.727.024.7
25.725.730.0
25.826.124.6
24.424.623.6
24.325.125.2
26.423.922.0
25.325.224.6
26.028.825.6
22.827.625.1
26.825.025.3
26.325.625.3
21.424.923.8
25.525.624.8
25.925.624.5
23.023.923.9
27.122.724.5
24.924.424.6
26.425.028.0
26.326.025.8
25.324.930.1
25.125.125.3
26.624.423.0
29.324.428.4
23.523.524.5
24.024.323.5
24.923.824.5
24.424.323.6
24.023.924.5
24.426.426.1
24.324.423.6
23.323.523.8
24.324.223.7
23.924.330.4
25.024.323.6
23.824.022.3
24.324.023.6
24.426.227.4
23.423.729.6
25.125.825.5
23.724.123.2
24.024.023.4
24.023.824.3
25.124.521.3
24.824.428.5
25.624.024.3
25.323.524.8
24.124.423.6
24.824.621.3
23.726.723.7
24.624.425.2
26.025.324.6
26.225.524.9
29.024.723.5
25.825.524.6
25.225.324.6
25.825.224.7
23.424.923.7
24.825.123.4
24.924.227.9
29.426.927.5
24.824.423.7
25.524.625.4
25.725.229.8
25.325.925.4
32.624.924.2
26.025.023.2
25.525.324.5
28.324.625.4
27.726.124.8
23.129.123.9
24.125.423.9
24.224.625.6
23.027.724.9
24.225.024.3
29.524.626.8
24.224.823.4
24.024.729.8
27.524.126.0
23.323.924.4
25.525.225.5
24.323.821.2
26.526.620.8
23.325.224.1
23.924.523.3
22.726.023.9
24.524.624.5
23.725.324.0
27.824.624.6
24.825.023.9
24.125.628.4
24.525.124.4
27.825.923.3
26.224.423.7
27.426.424.4
24.724.423.6
24.623.723.6
24.224.024.7
23.525.123.6
24.124.427.0
24.224.123.5
23.724.625.7
23.924.523.6
24.224.521.4
24.423.727.9
24.124.125.7
25.723.627.0
25.822.921.8
30.724.821.9
28.127.824.8
24.724.423.3
23.724.023.0
27.023.723.6
26.725.723.9
26.624.022.7
24.023.223.1
25.325.524.7
24.024.122.1
21.124.523.0
24.124.823.4
20.524.325.5
25.525.425.7
24.923.023.5
24.824.023.7
27.424.823.5
25.222.722.8
23.524.222.8
23.724.024.1
23.824.224.3
24.124.123.5
28.525.125.8
28.624.425.1
24.124.324.0
24.524.625.9
23.723.324.4
27.423.626.5
25.125.522.9
22.325.625.0
24.424.523.7
28.127.427.0
24.025.124.4
表 1時間ごとの温度履歴
日時入口温度 Ti / °C周辺温度 Ta / °C出口温度 To / °C
26.225.122.9
26.225.825.5
25.325.924.6
24.924.724.5
25.825.026.1
25.024.024.8
24.224.525.2
24.124.625.3
24.824.024.4
24.925.223.9
25.725.124.1
25.925.226.6
28.025.224.4
24.726.124.9
24.824.425.1
24.125.423.4
25.925.124.7
24.824.724.5
24.124.324.6
26.524.623.6
25.624.423.4
23.524.324.1
24.624.023.5
26.124.225.3
24.925.624.7
24.824.725.4
24.825.424.8
26.525.426.4
25.025.125.7
24.826.126.5
24.926.026.5
26.425.725.8
25.625.426.5
25.225.324.5
24.425.424.4
25.824.926.6
25.124.925.3
25.325.424.4
24.124.625.2
24.925.124.1
24.124.324.2
24.824.624.2
24.624.223.9
24.624.824.2
24.725.325.6
24.025.425.8
24.024.223.5
23.824.624.4
25.625.424.1
24.626.025.1
24.125.023.8
25.124.526.7
26.825.526.3
25.525.427.0
26.226.224.9
26.124.726.8
25.724.625.4
26.225.624.5
26.225.726.6
24.724.924.8
24.823.825.6
25.224.624.5
24.324.925.0
24.925.124.2
24.224.323.9
23.824.723.7
25.724.724.0
24.624.724.3
24.524.726.0
24.024.024.1
25.424.424.1
23.924.124.2
24.625.323.9