This paper mainly discusses the upper semi-continuity of G-proper effective solution mapping for multi-objective optimization.
在欧氏空间中讨论了多目标最优化问题G-真有效解映射的上半连续性。
The effective calorific value,composition and thermal stability of the smelting coal are all important for the COREX process,because they can influence the smelting process by influencing the coal consumption,the utilization rate of reduction gas,and the height of the fixed b.
在COREX流程中,主要检测熔炼煤的有效热值、成分和热稳定性。
Coal consumption of COREX is too much and coke is still used to supply effective calorific value of coal and form a fix bed with carbon.
COREX的主要问题有两个,其一是煤耗过高,其二是仍需使用一定比例的焦炭,以补充有效热值和形成含碳固定床。
A new measurement for alternating-current virtual value is presented.
介绍了一种交流电有效值测量仪,该仪器以PIC12F629为核心,利用比较器,定时/计数器等单片机内部资源以及自动可调的参考电压构造新颖的测量方法,实现对输入波形的数据实时采集,通过计算得出交流电的有效值。
According to the principles of numeration table, the author puts forward simple but practical methods of how to measure the mean values, virtual values and peak values of non sine waves.
根据数字万用表的测试原理,提出了用其测量非正弦波电压平均值、有效值及峰值的简单实用的方法。
The AC voltage meter and the AC current meter used in power system are usually rectifying instruments, which adopt principle of responding to the average value of voltage and current and get the virtual value by using of the proportion between the average value and it.
电力系统中使用的交流电压表和电流表通常采用整流式仪表,其工作原理是对电网电压和电流的平均值响应,利用平均值和有效值的比例关系从而得出信号的有效值。
Design and Development of one kind of Intellectualization Digital Power RMS DMM;
智能化数字工频有效值多用表的设计与实现
TLC 549 in AC RMS Measuring;
TLC549在交流有效值测量中的应用
Circuit Design for RMS Calculation of Voltage and Current Based on ASIC;
基于ASIC的电压和电流有效值电路设计
Measuring the effective value of the non sinusoidal periodic voltage by transistor MV -meter;
用指针式晶体管毫伏表测非正弦周期电压有效值
Effective value of sinusoidal pulse waves in electronic circuit;
电子电路中的正弦脉冲波的有效值
The circuit can measure and disply the effective value and frequency of the voltage.
该电路应用单片机作为系统的控制核心 ,能精确测量并显示被测电压的有效值及其频率的大小 ,介绍了电路的系统硬件框图及电路的基本工作原
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