1) swirl burner
旋流燃烧器
1.
Research and application of petal flame stabilizer-a new type swirl burner;
新型旋流燃烧器——花瓣燃烧器的研究与应用
2.
Evolution of low NO_x swirl burner;
低NO_x旋流燃烧器的研究进展
3.
Based on strengthening the hot recirculation air and improving concentration of pulverized coal,the mechanism of combustion stability of swirl burners is analyzed and the stable combustion measure of existing swirl burners both at home and abroad are classified.
从强化烟气回流、提高煤粉浓度等方面分析了旋流燃烧器稳燃原理,并对国内外旋流燃烧器稳燃措施归类;分析了3种典型的新型旋流燃烧器稳燃技术及原理。
2) Swirling burner
旋流燃烧器
1.
The aerodynamic field of CWS swirling burner was numerically simulated.
对水煤浆旋流燃烧器的空气动力场进行了数值模拟,分别研究了一次风扩口角度、二次风扩口角度和二次风旋流强度等燃烧器结构参数对流场的影响,研究结果表明,一次风扩口角度的增加使回流区由大变小;二次风扩口角度和旋流强度的增加均使回流区增大;此类燃烧器轴向速度以“M”形分布,切向速度以“N”形分布,出口处形成一中心回流区;得到了一合理的燃烧器结构型式,该燃烧器既能保证稳定燃烧,又能有效防止结焦或结渣。
2.
To learn the performance of the boilers with swirling burners,numerical simulation was used to analyze and calculate the flow field in the furnace of the boiler.
某电站2×600 MW机组锅炉采用了轴向旋流燃烧器,前后墙布置,对冲燃烧。
3.
Fluent CFD software is used to make flow simulation on the flow field of swirling burner;and the distribution of turbulent kinetic energy,backflow field,flown line are drawn from the result of simulation.
借助FLUENT软件平台,对旋流燃烧器出口的流场进行了三维数值模拟,得出了燃烧器出口的流线、回流区、湍流动能分布。
3) cyclone burner
旋流燃烧器
1.
The paper reports on study results on Shizuishan power plant’s cyclone burner, by analyzing its existence in base ash containing large quantities of unburned black pieces,probably 10% of base ash.
以石嘴山电厂旋流燃烧器为研究对象,分析其存在的在底灰中含有大量未燃尽黑色块状物(约占底灰的10%)这一问题,通过分析石嘴山电厂旋流燃烧器本身结构特点发现在稳燃环处存在台阶结构,在台阶处易造成煤粉热解堆积,这是造成可燃物损失大的原因。
2.
Based on the stable testing and tuning experiences of radial thick-thin type cyclone burners, the authors analyse the cause that the combustion can t cutoff oil under rated load and propose some measures for stable combustion enabling the boiler stable combustion under 70% full load.
通过径向浓淡式旋流燃烧器的稳燃调整试验,分析了燃烧器在额定负荷下不能断油稳燃的原因,并提出了稳燃措施,使锅炉在70%额定负荷下能够稳定燃烧,对旋流燃烧器的改造具有一定的借鉴作用。
4) whirl burner
旋流燃烧器
1.
Application testing and study of plasma combustion technology in coal-fired boiler with double inlet and outlet tube mills and direct whirl burners;
双进双出磨煤机直吹式旋流燃烧器锅炉应用等离子燃烧技术的试验研究
2.
The boiler is fitted with whirl burners,developed by ourselves,inserted in the furnace s front and back wall,opposing each other.
介绍宁夏中宁发电厂330 MW锅炉的设计特点,该锅炉采用了自主开发的旋流燃烧器前后墙对冲布置的方式。
3.
A set of mathematic model on the heat transfer is presented for the whirl burner, and its numerical solution is utterly consistent with the measured results.
研究了煤粉旋流式燃烧器的壁温分布，建立了计算旋流燃烧器传热特性参数的数学模型，其数值解和现场测试结果十分一致。
5) swirling oil-burner
旋流油燃烧器
6) swirl pulverized coal burner
旋流煤粉燃烧器
1.
The isothermal experiments and pilot tests have been conducted to study the effects of the non\|swirl secondary air on the characters of the new type swirl burner\|radial bias combustion (RBC) swirl pulverized coal burner.
针对径向浓淡旋流煤粉燃烧器直流二次风对出口冷态流动特性的影响进行了试验研究，并在一台２２０ｔ／ｈ 锅炉和一台６７０ｔ／ｈ 锅炉上进行了工业性试验。
2.
In view of the problems of the varieties of coal and load in utility boiler, the dual-vane swirl pulverized coal burner embedded with concentrated-thin separator is developed, and the investigation of cold functional test and the corresponding theoretical analyses are conducted.
针对电站锅炉燃用煤种和负荷多变的问题,研制开发了双通道浓淡旋流煤粉燃烧器,并进行了冷态模型试验研究和理论分析,结果表明该燃烧器具有低负荷稳燃和调节能力较强等优越性能。
补充资料：短锥旋流器
短锥旋流器
short cone hydrocyclone
duanzhul xuonf一uq-短锥旋流器(short eone hydroeyClone)一种离心选矿设备，系将普通水力旋流器的锥角增大到900一1200而改制的。例如当锥角由200增至900时，锥体的长度将变成原来的1/6左右，常用锥角为90“~1200。短锥旋流器的结构见图。矿浆由砂泵或借高位压鸯1 争300短锥旋流器 1一给料管;2一溢流管;3一底流口 力箱沿设备圆柱体的切线方向给入筒体后，矿物颗粒 在随矿浆向下作螺旋形运动的过程中，按沉降速度的 不同沿径向排列，沉降速度小的轻或细的颗粒由中心牙溢流管排出;相反，粗或重的颗粒则向器壁移动并向下 转移。由于锥体的锥角增大，沿器壁向卞流动的矿浆受 阻，遂在圆锥底部形成一个旋转床层。床层内的颗粒在 旋转剪切运动中发生松散一分层，轻矿物分布在上部 被向上流动的液流带至溢流管排出。重矿物则分布在 下层由底流口排出。结构稍加改变的水介质复合旋流 器也是一种短锥旋流器，其特点是锥体由三段不同锥 度的圆锥复合而成，锥度由上而下逐渐增大。短锥旋流 器主要用于砂金的粗选，也用于选煤，将煤与研石、硫 铁矿分离。分选一lmm砂金，当富集比为1。时，回收 率可达95%。 (范象波)
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