查询词典 air burner

Two-equation turbulence model is used in numerical simulation for the side-air burner, compared with the practical measures and tests, good accordance achives. This method can bring great convenience in analyzing aerodynamical field of boiler. Secondly the method of XRD is used in analyzing the phase transformation in the course of dynamic slagging test, so we can describe the process of slagging comparatively accurately. Last this paper introduces a kind of fuzzy mathematics model which comprises an assemblage combined by seven change factor.

本文首先采用k—ε双方程模型对水煤浆侧边风燃烧器进行了数值模拟，并与实际锅炉燃烧器冷态调试试验结果对比，结果吻合较好，这为我们分析炉内空气动力场特性提供了参考；其次对锅炉结渣动态特性试验，采用XRD的分析方法，较为准确的描述了实际锅炉结渣的过程；最后为了准确的判断出水煤浆的结渣倾向，本文对锅炉结渣的七个影响因素提出了模糊综合判断模型，正确的反映出了该水煤浆的结渣倾向。

A large range of IRZ and intense fluctuating velocity area around the boundary of IRZ is measured and thought to be important to keep the excellent ignition and combustion characters of the new kind swirl burner. Together with temperature trace method, different structure and operation parameter of the burner are studied in this paper about their effects on turbulent and mixing characters of swirling jet. The structure variation includes different blade angle, use of central gear shape baffle, variable outer length and angle of lean primary air outlet, use of wedge outlet of lean primary air.

采用上述两种测量方法并结合热质比拟温度示踪的方法，本文对径向浓淡旋流煤粉燃烧器喷口结构和气流流动参数的变化对旋流流场的流动、混合、湍流脉动特性的影响进行了深入研究，研究了旋流叶片倾角大小、中心齿型扩锥、淡一次风扩口外伸长度和扩角的变化、淡一次风楔形扩口、直流二次风扩口角度的变化对出口旋转射流流动特性的影响，研究了一次风率和旋流二次风率运行参数变化的影响规律。

The invention concerns a burner comprising a premix designed to produce a flammable air-fuel mixture, said burner including a vortex generator, wherein are provided two complementary burner shells forming a passage body, having each a first half-cone burner shell section (1) and delimiting together a turbulence chamber, widening in the axis in the form of a cone, as well as tangential air intake slots in the axial longitudinal direction of the cone.

描述了一种用于产生可点燃的燃料-空气混合物的预混燃烧器，该预混燃烧器具有涡流发生器，该涡流发生器设置了至少两个对穿流本体进行补充的燃烧器壳，所述燃烧器壳分别具有构造为分锥形状的第一燃烧器壳区段(1)并且共同限定着在轴向上按锥形方式扩展的涡流室并且限制着所述沿轴向的锥体纵向伸展方向相互相切的进气缝隙。

Following process and equipment were adopted,a new process of cascade SCOT tail gas treatment,a gas suctior replacing the recycle air blower at start-up,air cooling replacing fresh water cooling for waste steam exhausting pipe, an advanced LD Duiker sour gas burner,a hot-wall burner,a semi-tube distributor reactor.

该装置采用串级SCOT新工艺，气抽子代替开工循环风机，空冷代替排汽筒新鲜水直接冷却；采用先进的LD Duiker酸性气燃烧器；燃烧炉采用热壁，反应器采用半管分布器。

The pilot uses the propane burner to control how high or low the balloon flies. To go up, he or she turns up the burner to make the air in the envelope hotter. To go down, the pilot just lets the air cool down.

驾驶员会通过丙烷燃烧器来控制气球飞的高度，想要飞高时，他或她就会打开燃烧器加热气囊内的空气，若想要降低高度时，驾驶员只要让空气冷却下来即可。

The SW Sidewinder Flat Flame burner is a nozzle mix excess air burner designed for radiation heating.

SW钙土平焰炉头是一款烧嘴混合过量空气炉头，辐射加热设计。

The 1.06-pound USB-powered dual-layer burner is as slickly encased in aluminum as the Air itself, has a built-in cable and features 4X DL read / write speeds, 8x DVD±R, and 24x CD-R.

重1.06磅的双层USB接口正好于air本相灵活的相接在一起，并且内部的光驱具有4X DL 读写速度， 8x DVD±R，和 24x CD-R。

Combustion property of plateau oil-fired warm air heater have reached standards of former low altitude warm air heater, by analyzing procedure, again and again improving burner's brake plate, burner's blast tube and ignition system, repeatedly doing a large number of tests in low altitude and high altitude regions, In view of the facts of rare oxygen, burner igniting difficulty, unsteady flame and incomplete burning.

鉴于高原缺氧，燃烧机点火困难，火焰燃烧不稳定及燃烧不完全等问题，通过理论分析，对燃烧器配风器、喷火筒及点火系统的多次改进，并进行了平原和高原的多次实验，使高原燃油暖风机整体燃烧性能接近平原暖风机的性能。

The Pyromat CSB Radiation Stabilized Burner exhibits improved performance thanks to full premixing of fuel and air, surface stabilization through the use of radiant zones and high flux zones on the burner surface, and controlled flame shape above the burner surface.

Pyromat CSBTM 发热稳定炉展示了改良性能和火炉表面上可控的火焰形状。由于燃料和空气的完全预混合及通过使用火炉表面的发光区和高熔区达到的表面稳定性，才有了性能的改良。

A gas-air premixing burner for gas turbines includes an air swirler and an annular burner tube surrounding a bluff centerbody.

一种用于燃气轮机的燃气-空气预混合燃烧器，包括空气旋流器(114)和围绕非流线型中心体的环形燃烧管。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。