1) expression of transient attitudes
短暂态度
2) transient temperature field
暂态温度场
1.
According to the special structure of tractive PMSM for elavator, in this paper the mathematical model of the 3D transient temperature field for the motor in the state of steady electromagnetic field is established, and basic assumptions and boundary conditions of the solved region are presented.
针对电梯曳引交流永磁同步电机的特殊结构,根据传热学理论建立其电磁稳态运行条件下的三维暂态温度场的计算数学模型,给出求解域内的基本假设及相应的边界条件,根据电磁场计算,确定定子铁心与磁极区域的损耗热源分布。
2.
According to calorifics theory,a mathematical model of 3D transient temperature field for a direct driving low speed permanent magnet torque motor was established,where hypothetical and boundary conditions of the solved region were presented.
根据传热学理论,针对直驱式低速永磁力矩电动机建立了三维暂态温度场的计算数学模型,并给出了求解域内的边界条件。
3.
The result of test and calculation show that the method with FEM and FDM is an effective method to calculate the transient temperature field and short-term ampacity of underground cables in engineering.
利用有限差分法将地下电缆群暂态过程分为离散的时间步,然后利用有限元法分析每一时间步的地下电缆群温度场分布,给出了土壤直埋电缆群的暂态温度场分布。
3) transient
[英]['trænziənt] [美]['trænʃənt]
短暂
1.
Expression and phosphorylation of synapsin I in rat brain after transient ischemia followed by reperfusion;
短暂脑缺血再灌流后大鼠突触蛋白-I的表达及其磷酸化水平
2.
Clinical analysis of 40 cases for transient global amnesia syndrome;
短暂性全面性遗忘综合征40例临床分析
4) transience
[英]['trænʃəns] [美]['trænʃəns]
短暂
1.
Compared with other standard dialects in southwest China, Kunming dialect has the typical trait of "vv" and "v+Yixia" to express the meanings of transience and trial.
与其他西南官话相比,昆明方言最突出的特点之—就是具有动词重叠式,形成了"VV"与"V一下"表示短暂、尝试意义两种形式共存的局面。
5) short failure transient analyze
高压短路暂态分析
6) transient energy margin
暂态能量裕度
1.
A novel transient energy margin computation method based on fault trajectory;
一种基于故障轨迹的暂态能量裕度计算方法
2.
Based on analytical sensitivity between transient energy margin and the active and reactive power of generators, constraints of transient energy margin are directly incorporated into optimal power flow (OPF) model, and hence a successive linear programming model of optimal power flow problem with transient energy margin constraints under multi-contingency conditions is formulated.
借助暂态能量裕度对发电机有功和无功出力的解析灵敏度,将暂态能量裕度约束直接加入最优潮流模型中,建立含暂态能量裕度约束多故障最优潮流逐次线性规划模型,采用单纯形法求解,取得了较好的效果。
3.
Then transient stability is analyzed to calculate the corrected transient energy margin of each instability fault.
为此,首先用排队法确定机组组合,等报价法确定各个发电机组有功功率,然后进行暂态稳定分析,求出各个不稳定故障修正的暂态能量裕度,再根据暂态能量裕度的大小找出最严重的不稳定故障,最后对最严重的失稳故障下领先、落后机组的输出功率分别进行调整,领先机组按照灵敏度修正,落后机组按处在同一报价水平的原则来修正,从而达到满足暂态稳定约束且购电费用增量最小。
补充资料：短暂
（时间）短：经过～的休息，队伍又开拔了ㄧ我跟他只有过～的接触。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条