expectation of reliability 中文意思是什麼
expectation of reliability
解釋
可靠性期望值- expectation : n. 1. 期待，期望；所希望的東西。2. 〈pl. 〉 前程，（發跡，繼承遺產的）希望。3. 估計。4. 期待療法。5. 【數學】期望值。
- of : OF ＝Old French 古法語。
- reliability : n. 可靠性，安全性，確實（性）。
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Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。 -
( 4 ) reliability indexes of system and load point are analyzed, such as lolp ( loss of load probability ), flol ( frequency of loss of load ), dlol ( duration of loss of load ), lole ( loss of load expectation ), edns ( expected demand not supplied ) and eens ( expected energy not supplied )
對全網及各負荷點的可靠性指標如系統失負荷概率lolp 、失負荷頻率flol 、失負荷持續時間dlol 、失負荷期望lole 、電力不足期望edns 、供電量不足期望eens等進行了計算分析。
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