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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 = 25.1 °C , Ta = 25.4 °C , To = 24.1 °C, Psp = 1.7 kW
太陽光発電+Li電池蓄電システムの発電量は-0.16 kWで、計算機室への送電量はPsp = 1.7 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-.2 kWです。
P oa = (To - Ti) × 0.288×500× 4.185÷ 3600
日付35-5温度 / ℃02/12 13:2004/24 04:00
図 2026年02月12日 13:20から2037年04月24日 04:00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
25.125.424.1
25.025.324.1
25.225.624.1
25.225.324.1
25.225.624.0
25.325.524.2
25.125.624.1
25.325.324.2
25.425.524.3
25.125.524.2
25.325.424.3
25.325.424.1
25.225.324.0
25.125.523.7
25.425.524.2
25.325.524.2
25.525.524.2
25.525.724.4
25.325.424.0
25.425.524.4
25.625.524.3
25.625.424.5
25.725.524.4
25.525.724.1
25.525.424.5
25.425.424.1
25.525.524.4
25.725.524.3
25.625.524.4
25.725.624.5
25.525.324.3
24.925.023.7
25.825.624.7
25.325.524.1
25.725.424.4
25.725.324.5
25.825.524.3
26.325.625.2
26.625.425.1
26.925.525.1
25.325.223.6
26.925.425.0
26.925.525.6
26.725.325.4
27.025.425.6
26.725.325.7
26.625.625.3
26.925.325.5
26.625.225.3
26.025.224.8
26.425.625.5
26.225.425.3
27.025.225.1
26.225.124.9
26.725.425.3
26.825.325.2
26.425.325.5
25.821.324.3
22.021.229.2
22.024.123.8
24.721.124.0
20.922.824.6
23.322.222.9
22.521.022.9
23.022.222.4
22.224.118.8
22.621.322.7
21.522.125.2
23.323.123.2
20.721.322.4
21.822.221.5
23.623.925.0
19.725.126.1
24.020.222.4
23.122.522.5
19.522.225.1
23.521.821.3
27.821.823.7
22.622.922.3
25.822.523.1
24.924.426.6
22.822.823.1
21.922.823.9
22.622.427.5
21.821.621.8
21.521.421.7
21.621.528.2
20.122.021.0
21.322.223.4
22.022.423.3
23.225.920.4
21.323.026.4
22.823.824.2
21.620.829.0
23.022.225.2
22.322.222.6
22.522.022.5
29.122.422.6
19.221.420.4
19.321.422.8
19.322.021.4
18.420.921.4
22.520.720.9
17.722.421.6
20.420.023.9
21.423.022.6
19.121.821.1
22.222.422.7
24.320.123.5
19.020.921.5
21.621.922.0
19.521.320.8
19.921.622.0
20.721.326.0
26.921.222.1
21.722.021.8
20.821.521.7
19.722.922.1
23.622.222.5
22.221.922.5
20.322.123.2
19.922.122.2
21.320.424.5
20.920.023.8
21.621.826.9
19.922.022.5
21.120.222.8
19.322.321.8
19.523.821.8
21.723.022.9
18.523.921.6
18.421.421.7
17.721.525.4
20.622.321.6
19.422.224.0
18.220.125.4
17.220.421.9
20.219.722.5
18.521.222.2
18.521.421.4
19.221.822.4
17.521.521.7
18.721.420.6
17.021.921.7
16.021.322.1
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
25.125.424.1
25.225.524.1
25.325.424.2
25.425.524.1
25.625.524.4
25.625.524.3
25.525.424.3
26.525.424.9
26.825.425.5
26.425.325.2
26.625.325.4
23.122.124.8
22.522.322.5
22.222.523.3
24.022.623.7
22.022.124.4
21.823.223.1
23.021.823.7
19.621.222.0
21.321.722.2
21.621.522.4
21.221.922.8
20.421.723.3
19.422.422.9
18.620.822.6
17.721.622.1
20.621.722.2
19.022.221.3
21.622.222.7
19.021.923.5
21.222.023.7
22.222.523.9
22.822.524.0
23.222.424.1
21.722.022.9
22.923.323.7
23.822.122.9
21.522.422.8
22.322.124.4
24.222.324.5
22.922.422.9
25.023.023.2
22.722.220.7
22.822.722.9
24.323.523.0
22.021.524.1
19.121.721.6
20.221.424.5
21.022.823.7
22.022.023.7
23.422.824.0
22.422.422.7
23.521.723.2
22.722.324.3
23.122.522.5
22.622.722.2
23.821.922.9
22.922.325.1
24.522.223.0
23.321.824.3
22.722.124.3
23.323.023.4
21.922.823.5
21.521.723.0
23.722.222.5
21.321.823.3
22.022.423.5
20.722.323.2
21.822.423.2
18.721.822.0
19.022.923.5
19.422.324.4
18.121.922.5