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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
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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 = 22.6 °C , Ta = 22.7 °C , To = 27.9 °C, Psp = 1.71 kW
太陽光発電+Li電池蓄電システムの発電量は0.63 kWで、計算機室への送電量はPsp = 1.71 kW(力率 f = cosφ = 0.83 ・)です。推定ですが、現在の外気吸入による冷却能力Poaは.9 kWです。
P oa = (To - Ti) × 0.288×500× 4.185÷ 3600
日付35-5温度 / ℃08/03 06:0008/04 06:00
図 2026年08月03日 06:00から2026年08月04日 06:00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
22.622.727.9
24.723.923.4
23.723.024.4
22.922.023.3
23.724.730.6
21.123.421.8
22.623.122.5
22.023.225.6
23.923.325.4
22.623.423.1
23.423.726.5
22.422.826.0
22.323.925.2
22.122.423.5
22.523.326.9
22.926.025.5
21.822.921.8
22.724.228.0
27.123.322.4
23.023.322.7
27.523.431.9
22.823.424.3
25.723.523.3
22.923.322.6
21.722.832.2
23.023.222.5
23.123.323.3
23.723.723.4
22.623.422.1
22.524.921.5
22.623.024.0
22.423.919.5
22.323.322.7
26.721.420.1
24.323.526.0
31.427.628.8
21.522.121.8
23.123.420.4
22.622.021.1
28.322.922.1
22.723.122.3
24.822.429.6
22.522.421.3
23.023.322.2
24.222.921.9
23.824.424.7
22.023.924.1
22.523.020.4
28.922.029.6
24.222.922.3
24.022.426.5
27.523.423.7
23.223.326.2
24.623.722.2
23.523.023.6
22.622.023.6
26.523.221.7
25.322.122.3
23.022.822.5
28.025.925.5
22.723.222.4
25.022.823.9
23.623.119.6
26.322.726.9
22.822.922.9
23.523.423.5
22.026.523.5
23.421.725.9
21.522.623.7
23.723.422.9
27.222.623.2
25.224.925.1
21.227.224.5
23.024.124.2
22.520.926.1
22.824.023.1
26.824.124.2
24.624.722.6
23.925.424.2
23.622.425.4
23.626.423.4
29.526.424.3
23.426.023.0
24.223.823.5
23.623.923.3
22.824.023.2
29.425.125.4
23.924.223.4
25.324.423.1
24.124.222.9
24.023.524.1
23.322.622.6
25.225.933.3
24.824.324.2
24.424.723.9
29.023.830.0
25.426.723.6
24.724.426.7
28.525.624.6
24.424.523.8
24.125.222.0
26.726.725.4
26.124.824.5
24.928.026.4
25.924.820.0
24.025.122.7
22.324.923.9
23.923.626.4
24.023.326.0
24.725.423.6
26.723.630.6
24.024.323.4
25.923.122.9
24.822.923.4
29.025.127.4
25.024.022.7
24.225.123.3
24.424.624.8
30.425.928.9
24.024.122.8
24.423.421.5
24.524.023.0
23.824.022.9
23.723.623.0
23.724.322.7
26.022.528.7
23.624.123.1
23.323.522.8
24.222.622.8
23.223.322.8
23.423.321.8
23.124.022.5
21.023.324.2
22.723.728.3
24.923.123.1
22.722.522.3
22.923.326.4
24.524.220.4
23.123.422.4
29.925.630.9
21.722.823.8
23.024.625.7
23.623.424.7
22.923.122.5
22.623.522.4
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
22.622.727.9
23.123.424.3
22.823.425.3
23.223.724.7
23.923.326.2
22.923.622.8
24.823.623.2
24.022.722.8
24.123.323.8
24.523.124.1
24.723.223.0
23.923.623.4
23.723.724.2
23.923.924.1
24.724.823.8
24.924.223.7
25.424.726.3
25.825.224.5
24.225.024.2
25.924.125.2
25.424.524.0
24.223.823.9
23.023.322.8
23.523.423.8
24.023.825.0
22.923.223.3
23.423.923.1
24.523.023.4
23.123.423.7
24.823.522.3
24.423.623.6
24.123.323.7
24.024.622.9
24.823.624.5
24.023.721.9
23.524.124.0
23.923.023.8
23.223.222.8
23.123.923.5
22.824.423.5
24.123.723.4
24.923.423.6
24.223.823.1
23.823.224.1
23.424.021.7
23.324.524.7
25.123.424.2
24.223.024.1
24.123.923.1
23.924.322.8
23.923.323.6
24.024.322.5
23.123.823.2
25.923.926.9
25.124.324.0
25.124.624.9
24.924.223.8
24.224.926.6
24.125.123.8
25.825.926.3
24.925.928.1
25.925.325.7
26.626.025.3
26.725.325.2
25.825.525.0
26.125.024.1
25.825.026.5
26.025.425.0
25.724.325.4
24.924.725.1
24.723.324.5
24.523.823.4
24.123.223.2