In this paper, the oxyacetylene flame alloying powder spraying technology was used to strengthen the wear-proof surface of slurry valve. 将氧-乙炔粉末喷焊技术用于渣浆阀耐磨表面的强化。
Application of RGB Color Channels in Segmentation of Oxyacetylene Flame Image RGB颜色通道在氧乙炔火焰图像分割中的应用
The multiwavelength pyrometer with prisms for beam split has been used to measure the true temperature of ablative materials burnt by oxyacetylene flame. 应用棱镜分光式多波长光电高温计对氧乙炔焰烧蚀材料的真实温度进行了测量。
Welding and cutting in1949, Beijing has geo-drilling, electric welding and cutting etc oxyacetylene flame manual operation. 焊接与切割。1949年,北京已有气焊、电弧焊及氧乙炔火焰切割等手工作业。
Briefly introduce oxyacetylene flame spray's equipment, dusty spray, spray technology and application example, which provides a basis for the correct usage of the technology. 简要介绍了氧-乙炔火焰喷涂的设备、喷涂粉末、喷涂工艺以及应用实例,为正确使用该项工艺提供依据。
Oxyacetylene flame is the hottest one known for ordinary use. 氧炔焰是常规用途中最热的火焰。
Improvement of oxyacetylene flame spraying process with laser display technique 激光显示技术用于改进氧-乙炔喷涂工艺的研究
The temperature of oxyacetylene flame was simultaneously measured by the pyrometer and a thermocouple. And the measurement error of the single-wavelength pyrometer is only 6.2%. 由单色高温计与热电偶测温对比实验可知,在单色测温中爆炸产物可近似看作黑体处理,其误差率为6.2%。
The method and technology of oxyacetylene flame braze welding for main cable wrapping at Shantou Bay Bridge were introduced, and the difficulties of the welding were analyzed. 介绍汕头海湾大桥主缆缠丝所采用的氧-乙炔火焰钎接焊方法及其工艺,并对主缆缠丝焊接的难点进行了分析。
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。
With optimizing the chemical compositions of the coating layer and the transition layer, a dense Al_2O_3/ Fe thermal barrier gradient coating with a sound metallurgical bonding was prepared using an oxyacetylene flame spraying. 在优化热障梯度涂层和过渡层的成分设计及氧乙炔火焰法制备工艺的基础上,获得了组织致密,有良好冶金结合的Al2O3/Fe热障梯度涂层。
Study on the Anti-pitting Property of Spraying Weld Tappets Heated by Oxyacetylene Flame 氧乙炔焰喷焊挺杆抗点蚀性能的试验研究
Introduces a process for making Al2O3/ Fe based gradient coating by use of oxyacetylene flame method from three aspects: gradient composition design, technological process and performance testing. 从材料梯度成分设计、制备工艺及性能检测方面介绍了氧乙炔火焰法制备Al2O3/Fe基热障陶瓷梯度涂层材料。
Based on the optimum analysis on the technique parameters of oxyacetylene flame spraying and orthogonal test, this paper obtains a coating with satisfactory deposition efficiency, which provides a basis for the correct usage of the technology. 对氧乙炔火焰喷涂的工艺参数经试验优选分析,采用正交试验法得出沉积率较理想的涂层,为正确使用该项工艺提供依据。
Analysis showed that the oxyacetylene flame cutting heat had reaustenitized a portion of heat-effected layer of the cut section. 结果表明,切割下料时在切割面热影响层发生部分奥氏体化;
By means of oxyacetylene flame spraying and selection of different coating, surface adhesion factor of automobile drum type machine are improved, thus resulting in the maximum efficiency of vehicle drive moment. 以氧乙炔火焰喷涂工艺与选择喷涂层为手段,着力于提高汽车试验台转鼓表面附着系数,以获取汽车驱动力矩最大效能。
The Al_2O_3-Al_2Cu_3 multiphase coating was produced on an iron substrate by means of SHS reactive flame spraying with Al and CuO as main reactants ignited by the oxyacetylene flame. 采用SHS反应火焰喷涂工艺,以氧-乙炔火焰为辅助能源,引发Al与CuO间的高能自蔓延反应,在钢基表面制备了Al2O3-Al2Cu3复相陶瓷涂层。
A multifunctional oxyacetylene flame powder spray gun 新型氧乙炔火焰粉末多功能喷枪
For the oxyacetylene flame is widely used in the industrial production, the automatic monitoring of its combustion states is played more and more attention. 由于氧乙炔火焰在工业生产中的广泛应用,其燃烧状态的自动监测越来越为人们所重视。
The combustion process of the oxyacetylene flame is a random one, it obtains good result using the Hidden Markov Model ( HMM) which has good imitation ability on the random process. 氧乙炔火焰的燃烧过程是一个随机过程,用对随机过程有很好模拟能力的隐马尔可夫模型(HMM)对其进行建模与识别,可以达到更好的效果。