燃烧效率

引进W形火焰锅炉燃烧效率及启动特性的分析

Analysis on the Combustion Efficiency and Start-up Characteristics of Introduced W-flame Type Boiler

多脉冲喷射定时提前，NOx排放减少，但HC和CO增加，导致燃烧效率降低。

Advancing the multi-pulse injection timing reduced NO_x emission , but the combustion efficiency deteriorated , and HC and CO emissions increased greatly .

一家美国公司&EvergreenEnergy正在销售经热、压处理后的煤炭。该公司宣称其产品的燃烧效率高出普通产品三分之一以上。

Evergreen Energy , an American firm , is selling heat-and pressure-treated coal which , it claims , is as much as a third more efficient than ordinary coal .

采用GAP包覆硼粒子可以显著降低硼粒子的点火时间，提高了燃烧效率。

Test shows that the ignition delay time shortens effectively and the combustion effciency increases as B particles are coated with GAP .

冷态试验与热态试验的结果都揭示，这种新型稳焰器有较高的燃烧效率和较低的总压损失，性能强于V型稳器。

Both cold flow test and combustion experiment show that SVGs with higher combustion efficiency and lower total pressure loss are much better than traditional V tpye flame holder .

它的主要优点在于：燃料适性好，燃烧效率高；脱硫效率高，NOx排放量小，炉渣可综合利用。

Its main advantages include good fuel , high combustion efficiency , high desulfidation efficiency , little NOx discharge and comprehensively adoptable cinder .

高燃烧效率、低NOX排放、着火稳定性好和运行安全是设计与布置切圆燃烧系统的首要考虑。

High combustion efficiency , low NO X emission , stable ignition and safe operation are the principal demands to the tangentially fired system .

该燃烧器适用于多种生物质气化燃气，试验表明燃烧器在稳定工作条件下燃烧效率为98%，烟气CO含量小于1×10-6，各项性能指标达到燃气燃烧器的基本要求。

The burner performances meet the standard of gas burner : its burning efficiency is 98 % and CO in smoke is less than 1 × 10 ~ ( - 6 ) .

在pαy为2.2时双层炉排秸秆成型燃料锅炉炉膛气体的浓度分布较合理，实现了锅炉安全、稳定、经济运行，锅炉的燃烧效率可达98.20%，热效率可达74.39%；

The gas concentration distribution is more rational on this condition . ( Secure ), stabile and economical operation of the boiler was realized . Combustion efficiency of the boiler reached 98.20 % , thermal efficiency reached 74.39 % .

预混燃烧效率高并且便于控制火焰最高温度从而有效地抑制NOx，因此在先进燃烧器中被广泛应用。

Premixed combustion is of high efficiency and it provides the convenience for controlling the maximum temperature of flames and then effectively suppressing NO_X . Thus it is widely used in advanced combustors .

从燃烧器试验结果看，这种DRB-XCL型低NOX双调风燃烧器具有燃烧效率高、对煤种适应性广、NOX生成水平低、低负荷稳燃能力强的特点。

Testing results showed that the burner featured high combustion efficiency , wide adaptability to coal ranks , low NOx formation and low load firing stability .

模型预测的燃烧效率和NOx排放量与试验值的相对误差分别小于1%和5%。

The relative error between the combustion efficiency and NOx emissions predicted by the model and detect value was less than 1 % and 5 % .

与常规煤粉再燃相比，以超细煤粉作为再燃燃料，不仅对燃烧效率影响较小，而且对NOx的还原效率也明显提高。

Compared with conventional coal reburning , micronized coal reburning on superior . This technology not only has less influence on combustion efficiency but also has higher NOx reduction efficiency .

随着环保要求的不断提高，循环流化床的污泥焚烧以其较高的燃烧效率和较低的NOx排放而日益受到关注。

With the ever strict regulation on environmental protection , more attention has been paid to the CFB sludge incineration because of its high combustion efficiency and low NOx emission .

ZO系列氧化锆氧分析器在燃烧效率控制中的应用

Application of Measuring Oxygen Content with ZO Series of Zirconium Oxide Analyzer to Combustion Rate Control

收集、叙述了国内引进的W型火焰锅炉的设计和结构特点，并以多个电厂的运行实际为依据，论述了影响W型火焰锅炉燃烧效率的主要因素。

This article describes the design and structure characters of the introduced W-flame boiler , and based upon the practical operation of various power plant , the major relative factors of combustion efficiency are given a description .

锅炉NOx排放和燃烧效率数值模拟值能与优化结果的变化趋势较好吻合，也说明优化结果是合理的。

Boiler NOx emissions and combustion efficiency of the numerical simulation going in good agreement with the trend of the results of the optimization value also shows that the optimization results are reasonable .

兼顾锅炉的燃烧效率和污染物的排放，应用免疫遗传算法（IGA）寻找烟气最佳含氧量，进而调节送风量，实现锅炉燃烧的整体优化。

Aiming at combustion efficiency and pollution emission of the power – plant boiler , the paper applies IGA to search the optimum oxygen content in the smoke , then regulates the wind volume .

基于已建立的预测模型，分别采用遗传算法和颗粒群算法进行了锅炉高燃烧效率和低NOx排放量的单目标以及多目标燃烧优化。

Based on the established prediction model , the genetic algorithm and particle swarm optimization algorithm were respectively used for the higher boiler combustion efficiency and lower NOx emission combustion optimization with single and multi-objective .

本文简要介绍ZO系列氧化锆氧分析器在国内燃烧效率控制中的应用情况及发展趋势。

The paper presented the applied status and tendency of ZO series of Zirconium oxide analyzer to combustion rate control at borne .

以超细煤粉作为再燃燃料不仅使燃烧效率提高，而且对NOx的还原效率也相应提高，达70%左右。

Compared with conventional coal reburning , micronized coal reburning is superior not only in raising combustion efficiency but also in further reducing NOx emissions by over 10 % . NOx reduction efficiency reaching about 70 % .

研究结果表明：增塑剂的种类和含量是影响燃烧效率的主要因素，AP的含量及固体组分的粒度级配也有明显影响；

The experimental results show that the kind and content of plasticizer are primary factors in affecting the combustion efficiency and the content of AP and the particle size distribution of solid ingredients also have a great effect on it .

得到了催化壁面温度、nCH4/O2摩尔比和质量流量变化时，甲烷催化燃烧效率、反应对CO和CO2选择性、热值利用率的影响规律。

The influence of catalytic surface temperature , nCH4 / O2 mole ratio and mass flow rate on the methane catalytic combustion efficiency has been gained . The influence of the reaction on CO and CO2 selectivity and utilization level of heat has been gained .

混合气浓度增大或燃料辛烷值增大，EGR对燃烧效率的影响增大，EGR率升高，燃烧效率降低；

With the increase of mixture concentration or fuel octane number , the influence of EGR on combustion efficiency will improve , whereas the combustion efficiency will decrease with the increase of EGR ratio .

目前CFB锅炉存在的主要问题之一是如何降低飞灰可燃物含量和提高锅炉燃烧效率，相应的研究飞灰可燃物的形成、燃烧特性等对CFB锅炉的设计有着现实的意义。

The main problem on CFB boiler is how to decrease the carbon content in fly ash and increase combustion efficiency , it is profitable for CFB boiler designer to research the formation mechanism and combustion characteristic of fly ash .

汽油发动机电子控制燃油喷射系统（EFI）正在由传统的三元催化控制技术逐渐向HC和CO等有害气体排放更低、燃烧效率更高的贫燃控制技术升级。

Gasoline engine electronic control fuel injection system ( EFI ) is being used to upgrade gradually from the traditional three-way catalytic control technology to lean-burn combustion control technology with less HC and CO emissions of harmful gases and more efficient .

文中就结渣及高温腐蚀特性、NOx的排放、汽温调节特性、燃烧效率、稳燃能力等方面对这两种燃烧方式的特点进行了全面的分析和评述。

This paper makes an overall analysis and comments on the features of these two kinds of firing modes in terms of slagging and high temperature corrosion property , NOx emission , steam temperature control property , combustion efficiency and stabilizing combustion capability etc.

报道了采用流化床焚烧高浓度混煤农药废液时，床温对不同混煤比例农药废液燃烧效率、CO排放水平的影响，并研究了N2O生成与NO、CO的关联性。

In fluidized bed incineration of high concentration pesticide wastewater mixed with coal at different ratios , the bed temperature has an impact on combustion efficiency and carbon monoxide emission level . The relevancy of nitrous oxide formation to nitric oxide and carbon monoxide is also investigated .

通过对循环倍率与分离效率、燃烧效率之间的关系的讨论及75t／h低循环流化床锅炉的运行实践，认为以燃烧劣质煤为目标的循环流化床锅炉的设计宜采用低倍率循环。

Discusses the relationship between circulating ratio and separator efficiency , combustion efficiencies and comes to the conclusion that it would be better if a lower circulating ratio could be employed for the design of circulating fluidized bed boiler burning low grade coal .

随着发达国家环保部门（EPA）颁布了汽车燃油经济性和排放的新标准，无级变速传动（CVT）成为了提高汽车内燃机（ICE）燃烧效率的关键技术之一。

As Environmental Protection Agencies of developed countries enact new regulations for automotive fuel economy and emissions , the continuously variable transmissions ( CVTs ) emerge to be one of the key technologies for improving fuel efficiency of automobiles with internal combustion engines ( ICE ) .