A new die-casting die fit on cold chamber die casting machine was redesigned in the part of the center gate and floating flow-distribution. 分析了录音机芯飞轮压铸模的原设计失败的原因,重新设计了用于冷室压铸机的中心浇口、浮动分流的压铸模。
A Study on Whole Process of Cold Start of Swirl Chamber Diesel Engine with Different Forms of Starting Hole 带有不同形式起动孔的涡流室式柴油机冷起动全过程的研究
Full automatic horizontal cold chamber die casting machine 全自动卧式冷室压铸机
By 1920, the earliest cold chamber die casting machine was published. 进入20世纪以后,热室压铸机日渐成熟,冷室压铸机问世。
By means of cold and hot air model tests, the flow pattern in the precombustion chamber has been analyzed and the progress achieved by burner improvement characterized. 用冷、热态试验研究分析了气流工况,表征了改进的演变过程。
The horizontal cold chamber die casting machine with closed force of 6 300 kN has been selected by calculating filling pressure. 通过对压铸件成型压力的计算,选择锁模力为6300kN的J1163型卧式冷室压铸机。
By using a cold glass regenerative chamber physical model, this study explores their rules of airflow distribution of velocity in the cases of different regenerative bottom structures and explains the rules. 通过建立实体物理模型,研究不同的蓄热室底部结构时气流分布的规律性,并对这些规律性进行了理论分析。
A cesium double magneto-optical trap ( MOT) system is established to prepare the cold atoms in the ultra-high-vacuum ( UHV) chamber for cavity quantum electrodynamics ( Cavity-QED) experiment. 建立了铯原子双磁光阱(MOT)系统用来制备腔量子电动力学(Cavity-QED)实验所需的处于超高真空(UHV)环境中的冷原子。
A new control system based on Windows OS for horizontal cold chamber die casting machine mode "J11280" is designed. 结合J11280型卧式冷室压铸机,研究了基于Windows界面的压铸机电气控制系统的开发。
Those parameters included pull down speed and power consumption of the refrigerator, temperature of cold storage chamber, freezing chamber, condenser, suction and discharge pipes of compressor, etc. 这些参数包括冷却速度、耗电量、冷藏室温度、冷冻室温度、冷凝器温度、压缩机吸气温度和排气温度等。
New Molten Metal Delivery System for Cold Chamber Die Casting Machine 冷室压铸机用新型熔融金属输送系统
A further study on the function of starting throat for improving the cold startability of swirl chamber diesel engines was made. 本文对于利用起动孔以改善涡流室式柴油机起动性能的作用机理,在前人研究基础上,作了进一步的探讨。
According to the purity requirement for Si powder, a cold plasma reaction chamber with long drop distance and high reaction rate is provided in the paper. 根据硅粉纯化的要求,提供了一种长落程和高反应速率的冷等离体反应器。
Introduces construction characteristic of four main components& pump, power supply, piping and control systems of new molten metal delivery system for cold chamber die casting machine. The pump body primarily consists of two concentric refractory cylinders, and has not moving parts. 介绍了用于冷室压铸机的新型金属液输送系统的4个主要部件&泵、电源、管道系统和控制系统的结构特点,泵主要由两个同轴耐火缸体组成,其中设有运转部件;
Methods: Rats were maintained in cold chamber at 4 ℃ for 4 h. 方法:大鼠置于4℃的冷室4h。
3-D Numerical Simulation Analysis of the Cold and Hot Flow Fields in a Swirl Combination Chamber 旋流燃烧室内冷态和热态流场的三维数值模拟分析
Cold Start Behavior of a Swirl Chamber Diesel Engine 涡流室式柴油机冷起动过程的若干特征
Investigation on Improving Cold Start of Engine with Small Swirl Chamber 改善小型涡流室发动机冷起动性的研究
Cold and Hot-state Experimental Study of the Burn-out Chamber of a Fluidized Bed Boiler 沸腾炉旋风燃尽室的冷态及热态试验研究
Light gases and the cold chamber principal offer numerous advantages. 理论上讲,轻气体和冷却室将带来许多好处。
The Improvement of the Injection Mechanism of Cold Chamber Die Casting Machine 冷室压铸机压射机构的改进
By means of the computer program developed by the authors, calculation of the cold flow in SG-400T/ H boiler combustion chamber is completed and the results agree well with the data obtained from the former test. 用作者编制的计算机程序对SG&400T/h锅炉燃烧室的冷态流场进行了计算,并与已有的试验结果进行了对比,结果较好。
By means of tracing method and digital camera equipment, the descending behavior of coke in cold model of CDQ chamber is studied, both the feature and law of coke descending under the condition of three kinds of cowls are found. 采用示踪法和数字摄像设备,研究了焦炭在干熄炉冷态模型内的下降行为,得到了3种风帽条件下焦炭下降的特点和规律。
The broken chilling layer emerging in the course of filling molten metal in the cold-chamber sleeve and its effect on casting quality are analyzed. 研究了卧式冷空压铸机压室内金属液充填过程中产生的破碎激冷层及其对待件质量的影响;
Cold start process of a swirl chamber diesel engine was investigated with a high speed data acquisition and analysis system developed by authors. 作者运用自行建立的高速数据采集与分析系统,通过实测两种型式起动孔起动过程连续示功图和瞬时转速,对涡流室式柴油机的冷起动过程进行了研究。
Influence of Blast Piping on Cold Air Flow Distribution in Blast Chamber in Internal Combustion Hot Stove 鼓风管对热风炉鼓风室气流分布的影响
The bottom of shot sleeve is filled with melt by horizontal cold chamber die casting machine, when the beginning of the slow shot phase, volume on the melt to the top of sleeve is occupied by gas. 卧室冷室压铸机压铸时,压室底部被浇入的金属熔体所覆盖,熔体上部分至压室顶部的空间被气体所占据。
The die mold matches horizontal cold chamber die casting machine, and its cavity is designed according to the die casting test bars. Secondly, this paper studies convection of liquid under mechanical vibration. 压铸模具使用于卧式冷室压铸机,其型腔根据标准压铸试样的尺寸设计。其次,本文研究了在机械振动的条件下液体的对流规律。