1) operational variable
运行变量
1.
this paper analyses operational variables during transient period, and presents a kind of analytic method to assess power system transient stability.
提出了一种基于网络结构保持模型，通过对暂态过程中运行变量的分析来评价电力系统暂态稳定性的分析方法，定义了运行变量的临界割集及其稳定指标，给出一种快速求取临界割集暂稳极限传输功率的迭代算法。
2) variable-flow operation
变流量运行
1.
Starti ng from the necessity of the energy-saving in central heating, this paper discusse s on the techniques and features of several energy-saving measures such as the c omprehensive treatment of system s hydraulic detuning, the rational arrangement of the heating pump, the variable-flow operation of the system, and the joint he ating of multi-thermal resources, etc.
从集中供热节能的必要性出发,论述了综合治理系统水力失调、合理配置供热水泵、系统变流量运行、多热源共网联合供热等几种节能措施的技术及特点。
3) Fluctuation of the running flow
运行水量变化
4) constant pressure and variable quality control
恒压变量运行
5) run-time variable
运行时间变量
6) run-time variable description
运行时期变量描述
补充资料：变量与变量值
可变的数量标志和所有的统计指标称作变量。变量的数值表现称作
变量值，即标志值或指标值。变量与变量值不能误用。
变量值，即标志值或指标值。变量与变量值不能误用。
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