Gasifies the stove burner nozzle regarding Shell Oil Company's powdered coal gasification craft in although already designed has the flame detector set, but we still thought this design not to be able the very good reflection burner nozzle real situation.
问题：对于壳牌粉煤气化工艺中气化炉烧嘴尽管已经设计有火焰检测装置，但我们依然认为这个设计不能很好的反映烧嘴的真实情况。
This invention relates to a gas reburning and double-channel rich/lean integrated combustor of low Nox, in which 7 air nozzles and 7 fuel nozzles interlace with each other. The air nozzles are all connected to a bellow and receive air supply from a large tank-type bellow. The fuel nozzles are connected to respective fuel system through the bellow. From up to down, the 7 fuel nozzles are: the gas nozzle, the double-channel up-lean and down-rich coal powder nozzle, the double channel up-rich and down-lean coal powder channel, 3 double-channel level rich/lean coal powder nozzle (the rich phase is near the flame), and the oil nozzle inside the nethermost air nozzle.
气体再燃与双通道浓淡集成型低Nox燃烧器，7个空气喷嘴和7个燃料喷嘴交错布置，各空气喷嘴与风箱连接，由一个槽型体大风箱供风，各燃料喷嘴均穿过风箱同各自的燃料系统连接，7个燃料喷嘴从上至下依次排列为：燃气喷嘴、双通道上淡下浓煤粉喷嘴、双通道上浓下淡煤粉喷嘴和3个双通道水平浓淡煤粉喷嘴，燃油喷嘴置于最下边的空气喷嘴中。
Company mainly engaged in welding torches, cutting torch, longer Ju, gas flame gun, oxygen table, table acetylene, argon gas meter, pressure gauge, oxygen tube, acetylene tube, three plastic two-line lens, welding nozzle, stainless steel sub- style cut mouth, back to firearms, Acupuncture, welding and cutting tool accessories.
公司主要经营焊炬，割炬，加长炬，液化气喷火枪，氧气表，乙炔表，氩气表，压力表，氧气管，乙炔管，三胶两线，镜片，焊割嘴，不锈钢分体式割嘴，回火器，通针，焊割工具配件。
With the modification of the nozzle and the adjustment of the spray velocity, the bio-oil can be ignited successfully by using a pilot flame to pre heat the kiln chamber.
通过调整喷雾速度和喷嘴结构，在炉膛预热并使用明火点火源的情况下，生物油可以顺利点火。
On the basis of the numerical simulation model for an improved rocket nozzle, numerical simulation for the speed field and temperature field of the flame and particles of a supersonic air fuel spraying gun in the tube is successfully performed.
在对固体火箭发动机喷管内流场数值仿真模型改进的基础上，成功地对超音速火焰喷枪气流及喷嘴加速管内粒子的速度场和温度场进行了数值仿真，其结果揭示了超音速喷涂焰流速度场和温度场的变化规律。
The brazing process includes selection of brazing materials, pre-brazing preparation, regulation and deformation control of brazing parameter. The Al-Si alloy wires core was used as filler metal and the gasoline flame with quincunx nozzle was used as heating source. Through FEM analysis, a set of technological equipment was designed to control brazing distortion.
通过对焊接材料、焊接规范、焊接工装等方面进行的试验和分析，确定了6063铝合金门窗框的钎焊采用无腐蚀性的Al-Si合金铝钎焊药芯焊丝作为钎料，汽油火焰作为加热热源的工艺方案，并通过有限元分析设计了简单易用的焊接工装以控制焊接变形。
In tangential combustion system, the reheat steam temperature can be adjusted by changing burner nozzle angle to just the flame position.
在切向燃烧系统中，通过改变燃烧器喷口的角度可以调节炉内火焰中心位置，可达到调节再热汽温的目的。
Dry stick to open fire when one of the left hand grip, to be the root of the nozzle at the flame, the right hand pulled out the insurance card, open the knob clockwise rotation to open the storage cylinders, 1-4 second delay time, will dry out fire
开启干粉灭火棒时，左手握住其中部，将喷嘴对准火焰根部，右手拔掉保险卡，顺时针方向旋转开启旋钮，打开贮气瓶，滞时1-4秒，干粉便会喷出灭火。
According to the welding processing requirements, a pipeline needs preheating before welding. During site welding, heat the nozzle to 120℃ with a flame heater. Scrub off the surface scale with an electric wire brush immediately after the preheating and then weld the pipeline.
它固然也随季节的更迭而变化，但毕竟具有柜藏的风味和家用的格局，新鲜面包的温馨消融白色冰霜的凛冽，就像村里报时的大钟，悠闲而准时，散淡而有序，既漫不经心又高瞻远瞩。
The nozzle spray characteristics of micro-turbine engines affect the stabilization of flame of the combustion chamber, the distribution of temperature, and the efficiency of combustion.
针对微型燃气涡轮发动机喷嘴的雾化对燃烧室火焰稳定性、温度分布和燃烧效率的影响。
The nozzle diameter, the swirl ratio, the intake air temperature, the air density, the oxygen concentration and other parameters were changed, respectively, to study there influences on the flame lift-off length.
本文以单参数变化为主要方式分别研究了喷孔直径、涡流比、进气温度、进气密度、氧浓度等参数对于火焰浮起长度及不对称性的影响。
In the shape of the burner nozzle under the same circumstances, increasing the dimension of the primary air nozzle can increase the rigidity of the flame.
在燃烧器喷口形状不变的情况下，火焰刚性随一次风口尺寸的增大而增强。
Through thermal determination of soaking pit side nozzle, we found that flame was too long, and air, gas were mixed unevenly in nozzle, which resulted in the uneven distribution of pit temperature, raised fuel consumption and influenced quality and output of steel.
通过对均热炉单侧上烧嘴的热工标定，发现烧嘴存在着火焰过长，空气和煤气混合不均匀，使得炉内温度场分布不够均匀，既增加燃料消耗又影响烧钢质量和产量。
Blackish smoke then issued from the nozzle, and about a second after burnout, a bright yellow/orange flame erupted, as the vapourized residue in the motor ignited.
黑色的烟雾，然后发出从喷嘴，及约1秒后，倦怠，鲜黄色/橙色火焰爆发，作为vapourized残留在汽车点燃。
Test results show that the oxyacetylene flame method is nearly as good as the rocket engine test. Thus the oxyacetylene flame test may be regarded as a simple and effective method for selecting rocket nozzle materials.
试验表明，氧乙炔焰喷吹比较接近发动机试车的结果，它可作为筛选喷管材料的一种简易有效的方法。
Through this analysis, it is concluded that this flame swing formed by this reason disappeares naturally in high-altitude simulation test and in ground test with truncated nozzle.
通过分析得出，由此产生的火焰偏摆在高空模拟试验或用截短喷管的地面试验中会自然消失。
Experiment and Application of the Flat Flame Gas Nozzle
煤气平焰烧嘴的试验及应用
Experimental study on heat state of burner nozzle with 200m ￣ 3/h gas flat flame
200m~3／h煤气平焰烧嘴的热态试验研究
Flat & flame nozzle is a new type combustion equipment devel - oped recently, it has a series of advantage.
平焰烧嘴是近年发展起来的一种新型燃烧装置，具有一系列优点。
The results show that the three-dimensional (3-D) finite element temperature field model in this paper can describe the dynamic temperature distribution of gas pressure welding of rails, which is useful for optimizing the size of welding-flame nozzle and selecting appropriate welding parameters;
结果表明：本文建立的三维温度场模型，能够反映钢轨气压焊温度场动态变化规律，可用于加热器火孔定量调整与优化，以及焊接工艺参数选择；