燃料热值

燃烧效率：指燃料热值转化为热力学焓升的比例；

Combustion efficiency : refer to the ratio of fuel heat value to enthalpy rise ;

以质量计的燃油消耗率有所增加，但以燃料热值计的比能耗降低。

The brake specific fuel consumption is increased , but brake specific energy consumption can be improved .

由于生物质中含氧比例较高，导致生物质燃料热值偏低。

Because of the high ratio of oxygen , the heat value of biomass was lower than coal .

但是，在实际过程中，利用传统方法获取的表面温度，会由于多种环境因素以及燃料热值波动等因素而存在误差。

However , in the actual process , due to a variety of environmental factors and fuel calorific value fluctuations and other factors exist error .

由于可燃成分及燃料热值不同，生物质气的应用对燃烧室的性能产生一些影响。

Because heat value and combustible components of gasified biomass fuel are different from the natural gas , they must have some influence on the performances of MGT .

在该模型中考虑了底排出口面积比，排气固相颗粒质量比，燃料热值，燃气分子量，燃烧室总温，飞行马赫数等因素。

In the model the exit area ratio , solid particle mass ratio , fuel enthalpy of combustion , jet gas molecular weight , chamber stagnation temperature , flight Math number etc. have been considered .

通过综合利用燃料热值前馈和残氧分析反馈的方法，提出了一种基于空燃比优化的燃烧控制新方法，系统解决了钢坯炉内加热过程的优化问题。

Also , this paper presents a new combustion control method by means of the optimizing of air-fuel ratio , which is realized by combining the feedforward of fuel analysis with feedback of surviving oxygen analysis .

燃料的热值主要取决于燃料中C、H、O等元素的质量分数。

The calorific value of fuel is primarily determined by the mass fraction of elements such as carbon , hydrogen and oxygen .

裂解炉燃料气热值的模糊神经网络软测量

Soft Sensing System of Fuzzy-Neural Network for Cracking Fuel Gas Enthalpy

气体燃料的热值以及对发动机燃料混合比的调整

Heat Value of Gas Fuels and Adjustment of Fuel & Blending Ratio of Engines

镁铝富燃料推进剂热值的均匀性和稳定性及不确定度分析

Uniformity and Stability of Combustion Heat and Its Uncertainty Analyses for Mg / Al Fuel-rich Propellant

甲烷是所有含碳燃料中热值最高、二氧化碳排量最小的洁净燃料。

Methane is the clean fuel with the highest heating value and the least CO2 emissions among all carbon-contained fuels .

在有效增加密度的前提下，燃料的净热值将近42900kJ/kg。

Under the presupposition of density being effectively increased , net thermal value of fuels is near to 42 900 kJ / kg .

新型高密度燃料具有体积热值高，密度大，低温性质好等优点，在航空航天领域具有广泛的应用价值。

New volume of high-density fuel with high calorific value , density , low temperature and good nature , in the field of aerospace has a broad application value .

发电用燃气轮机通常以天然气或轻柴油为设计燃料，改烧热值较低的中低热值燃料气后，面临着性能预测、通流匹配等问题。

Natural gas or light diesel is usually used as design fuel for gas turbine . Changing to burn medium and low heating value fuel will face flow matching problem due to the low heating value .

输入/损失技术，是一项独一无二的技术，它通过对燃料及其渗漏的流动、燃料化学性质、燃料热值和热效率的分析，为全面理解电厂热力过程创造了条件。

The Input / Loss Method is a unique process which allows for complete thermal understanding a power plant through explicit determinations of fuel and effluent flows , fuel chemistry , fuel heating ( calorific ) value and thermal efficiency .

以稻草与米糠的混合比例和成型温度作为压缩成型过程的控制参数，以成型燃料的抗跌碎性、松弛密度和燃料热值作为压缩成型过程的评价参数。

This model takes the molding temperature and mixture ratio of straw and rice bran as the control parameters of compression molding process . It also takes molding fuel durability , relaxation density and fuel heating value as the evaluation parameters .

以某种燃料量作为标准燃料量，其他燃料则根据标准燃料热值对比，对其进行运算转换。

We can set the quantity of a certain fuel as the standard , then compare the heating values of other fuels with that of the standard fuel , and make final calculations .