1) RMS of fundamental frequency component
基波有效值
1.
First,it is required that the calculation of RMS of fundamental frequency component is not only accurate,but also real time.
针对电能质量指标中电压波动和闪变的计算问题,提出了一种基波有效值的快速算法。
2) virtual value demodulation
有效值检波
3) differential root-mean-square of half waves
半波有效值之差
4) effective calorific value
有效热值
1.
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。
2.
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。
3.
At the same time,based on the study of anaerobic fermentation with several different biomass materials,the heating value,the theoretical biogas conversion rate and the actual biogas conversion rate were analyzed,and the effective calorific values between direct combustion and biogas making were compared.
本文以木薯秆为原料,采用批量单相厌氧发酵的工艺,初步探讨了影响木薯秆厌氧发酵的因素,同时在研究了几种不同生物质原料厌氧发酵制取沼气的基础上,分析了原料的热值、理论沼气转化率及实际沼气转换率,并比较了直接燃烧与制取沼气的有效热值,及木薯秆固液分离发酵与混合发酵的有效热值。
5) virtual value
有效值
1.
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。
2.
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。
3.
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。
6) EFFECTIVE PH
有效pH值
补充资料：波伦斯基值
分子式：
CAS号：
性质： 油脂中挥发性脂肪酸的一种计量。它等于中和5g油脂样品中的挥发性、水不溶性脂肪酸所需的0.1mol/L NaOH量(ml)。测定方法：以测定赖克特-迈斯尔值时所得到的馏出液，过滤后留在滤纸上面的残余物用水洗涤后，用乙醇[95％(体积)]清洗溶解。共进行3次，每次15ml。用0.1mol/L NaOH滴定，以酚酞为指示剂。
CAS号：
性质： 油脂中挥发性脂肪酸的一种计量。它等于中和5g油脂样品中的挥发性、水不溶性脂肪酸所需的0.1mol/L NaOH量(ml)。测定方法：以测定赖克特-迈斯尔值时所得到的馏出液，过滤后留在滤纸上面的残余物用水洗涤后，用乙醇[95％(体积)]清洗溶解。共进行3次，每次15ml。用0.1mol/L NaOH滴定，以酚酞为指示剂。
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