1、

Study on calculation method for target value of boiler operation optimization in thermal power plants

火电厂锅炉运行优化目标值计算方法的研究

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Based on the average flow, the result is revised by the induced variables fluctuations, to deduce the power loss calculation format in any power injection space.

以均值潮流为基础,用因变量波动围绕均值潮流进行修正,推演任意功率注入空间变化的线损功率计算格式,从精细到快速一一做出解析,从而实现线损电量的快速计算。

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4、

To improve the precision of tree biomass parameter calculation, this paper explicates the principle, method and process to estimate the parameters of tree biomass by the nonlinear least square according to the formula of allometry method ( power function).

为了提高林木生物量参数的计算精度,根据林木相对生长公式(幂函数),阐述用非线性最小二乘法求解生物量参数估值的原理、方法和过程;

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5、

On-line calculation method of coal boiler efficiency at power station

电站锅炉效率在线计算方法

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With theoretical analysis of the output power of the wave maker, the study brings forward power matching principle and calculating formulae based on the average load, and applies them into theoretical calculation of a case.

本文在对冲箱式造波机输出功率进行理论分析的基础上,提出了基于造波机平均负载的电机功率匹配原则及计算公式,并结合实例进行了理论计算。

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7、

The underground penstock for the Husonghe Hydroelectric Power Station was designed using the calculation method of raising the allowable stress as an open conduit;

户宋河电站地下埋管主管的设计,采用按明管设计提高允许应力的计算方法;

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8、

The Accurate Calculation of Interference Noise Power in Colour Bar Brightness Signal of FM TV System Interfered by Digitally Modulated Signals

数字调制信号干扰调频电视系统彩条亮度信号的干扰噪声功率精确计算

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11、

Calculation of Braking power per Unit Area and Its Determination by Simulation Tests

单位面积制动功率计算及其试验确定

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Three methods-structural volume, binomial formula and definite integral-can be employed to derive the formula for the snm of the K power of positive N term integer. The calculation can be made on the basis of them.

用构造体积、应用二项式定理、利用定积分的三种方法,导出正整数前n项k方和公式,并对此进行推算。

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13、

Generation of three dimensional grid for viscous multistage numerical simulation Calculation of the Power of a Ball Mill

一种适于多级粘性计算的三维网格生成方法球磨机的功率计算

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By theoretical calculation and analysis, the calculation formulas of the line-to-line load was equivalent to the three-phase load under two conditions that power factors were equal or not were put forward respectively.

通过理论计算和分析,提出了在功率因数相等和不相等两种情况下,线间负荷等效为三相负荷的计算公式。

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15、

The Location Calculation of the Wire Pole of 10 kV Distribution Wire of Rural Power Gird The cable is designed for aerial electricity transmission and distribution line.

农网10kV配电线路拉线坑的定位计算本产品适用于架空电力输配电线路。

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Analysis and calculation of instantaneous theoretical digging power at bucket teeth end of hydraulic excavator-loader

普通液压挖掘装载机斗齿尖瞬时理论挖掘功率分析计算

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18、

This paper presents TN grounding of LV power distribution network. It also discusses the colour code of PE wire in 5-core power cables, calculation of the thickness of outer sheath and selection of conductor size of PE wire.

介绍了低压配电网TN接地型式,并对五芯电力电缆PE绝缘线芯颜色标志、外护套标称厚度的计算及PE线导体截面积选择进行了讨论。

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The paper makes the matching calculation by computer for the power driving system of DKC I2 underground dump truck under each condition.

对DKC12地下自卸汽车的动力传动系统通过计算机进行了各工况的匹配计算。

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