喷嘴

According to the experiments, there exists great dispersion for the flow coefficients in different internal atomizers or in the same one with different operation parameters, and the maximum deviation may reach 100 percent comparing with some recommended design calculation ranges.

实验结果表明，不同内混式喷嘴或同一喷嘴在不同运行参数下的流量系数值变化很大，与通常设计计算时的推荐值偏差最大达100%以上。

The capacity of customary atomizer cant settle for the load of the large-capacity boilers. In order to get over this difficulty, we carry out a series of experiments, and investigate the mechanism of atomization. A suit of dashing-style CWS atomizers with 6T/h capacity have been developed..

现有喷嘴容量难以满足大容量锅炉的负荷要求，针对这个问题，本文进行了一系列试验研究，对雾化机理进行了初步探讨，最终开发出一套容量为6T／h的大型撞击式水煤浆雾化喷嘴。

The effects of swirling airflow and divergence angle, in the airblast atomizer on the atomizing performance were studied.Six different atomizers having three kinds of blade angle -swirlors and three .kinds of exit divergence angle have been, tested, and the results have been analyzed.

本文研究了空气雾化喷嘴内气流旋转及出口扩张角对雾化性能的影响关系，对装有三种不同叶片转角的旋流器及三种出口扩张角的喷嘴试件进行了试验和分析。

After reviewed the international CWS atomizers carefully, it is found that dashing-style CWS atomizers can overcome these difficulties, so we address on experiments of dashing-style CWS atomizer detailedly.

在对国内外常用雾化喷嘴的综述过程中，发现撞击式水煤浆喷嘴在这两方面都有较好表现，且不宜堵塞。

Therefore, we designed a porous effervescent atomizer. In this paper, experimental investigations have been conducted on the combustion characteristics of effervescent atomizers, and the experimental data could provide guidance for the designing of atomizers.

气泡雾化喷嘴作为一种新型的雾化喷嘴，具有雾化质量高、耗气量小等特点，因此比较适合用于雾化重、渣油等高粘度液体燃料。

The flow rate characteristics of these atomizers are studied experimentally, showing that it varies with air-liquid ratio, mixing chamber pressure、ratio of throat length to diameter, converging angle of exit, liquid viscosity and surface tension.

本文第四章对三种气泡雾化喷嘴的流量特性进行了实验研究，得到了气液比、混合腔压力、出口长径比、出口收敛段锥角、液体粘度和表面张力等对流量特性的影响关系。并拟合出了流量系数的无量纲关系式。这些结果可供气泡雾化喷嘴的设计参考。

The production line for both three layer PE pipe and epoxy powder inner anticorrosion pipe came from the reformation of an original production line of three layer PE pipe. The main problems to have been solved are as follows, convert the conventional spray gun deflector into two parts of diversion nozzle and gun wick to suit for different pipe diameters; adopt two stage retrieval equipment to increase powder retrieval rate and improve work environment; enlarge the calibres of gas jet and Venturi pump jet to increase powder output 20% above to ensure the spry coating thickness; design gun pushing device to raise automatic production level.

三层PE管和环氧粉末内防腐管兼容生产线是在三层PE管生产线的基础上改造而成的，主要解决了如下技术问题：将常规使用的喷枪导流体改成导流嘴和枪芯两部分，以适应喷涂不同直径钢管的需要；采用双级回收装置，提高粉末回收率，改善作业环境；加大一次气喷嘴和文丘里泵喷嘴的口径，使出粉量增加20%以上，从而保证涂层喷涂的厚度；设计推枪装置，提高生产的自动化程度。

A new type of self-resonating cavitating jet nozzle has been developed through the improve-ment of organ-pipe nozzle.

根据现场试验中所出现的问题，对风琴管脉冲喷嘴进行了改进，得到了一种新型自振空化脉冲喷嘴。

The dry and wet jet two types of jet aircraft, conveying gas from the former dry mixing materials, in the nozzle and pressure mixture of water emitted from the latter by the gas or to transport concrete pump nozzle emitted by the concrete mixture.

分干式喷射机和湿式喷射机两类，前者由气力输送干拌合料，在喷嘴处与压力水混合后喷出；后者由气力或混凝土泵输送混凝土混合物经喷嘴喷出。

The dry and wet jet twotypes of jet aircraft, conveying gas from the former dry mixingmaterials, in the nozzle and pressure mixture of water emitted fromthe latter by the gas or to transport concrete pump nozzle emittedby the concrete mixture.

分干式喷射机和湿式喷射机两类，前者由气力输送干拌合料，在喷嘴处与压力水混合后喷出；后者由气力或混凝土泵输送混凝土混合物经喷嘴喷出。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。