| 1. | Research on the repairing teehnology of engine crank
发动机曲轴修复工艺的研究 |
| 2. | Engine crank depletion analysis and testing
汽车发动机曲轴耗损分析及检验 |
| 3. | Engine crank tachometer provide vtec control function
发动机曲轴转数表提供vtec控制功能。 |
| 4. | The three - dimension finite element analysis of the czc492 100q engine crank shift
型发动机曲轴的三维有限元分析 |
| 5. | Fatigue fracture of internal combustion engine crank is important reason of accident in the process of equipment operation
内燃机曲轴在设备运行过程中的疲劳断裂是造成事故的重要原因。 |
| 6. | During the shipbuilding in major shipyards worldwide , plenty of problems are generated out of shaft alignment , which results in the over - tolerance of main engine crank shaft , high temperature of bearing and excessive vibration
在船舶的建造过程中，世界各大船厂，都多次出现过轴系校中的问题，导致主机拐档差超差，轴承高温或造成振动过大等。 |
| 7. | Finally , according to the balancing process of the motorcycle engine crank set - jl100 model made by jialing industry , this dissertation has put forward methods which modified the dynamic balance of the crank - connecting rod mechanism
对测试应用程序软件的开发提出了大体的要求和整体的构想。最后，通过嘉陵工业几100型摩托车发动机曲柄连杆动平衡的校正过程，说明动平衡的校正方法。 |
| 8. | It is composed of magnetic pulse sensor and control components , and is a built - in part inside distributor . it detects engine cranking position signal and cylinder signal via sensor , followed by treatment by control unit , thus controlling the on off of the current of control ignition coil to achieve the purpose of ignition . it has a function of auto closing regulation
该型产品是为微车无触点点火系统而研发的，它由磁脉冲传感器和控制组件构成，内置于分电器内，通过传感器检测发动机曲轴位置信号汽缸信号，然后经控制组件处理，控制点火线圈中电流的通断，从而达到点火目的，具有闭合角自动调整等功能。 |
| 9. | This dissertation has presented a new method on the measuring and checking procedures of the dynamic unbalance of the motorcycle single - cylinder engine crank - connecting rod mechanism and made a deep research on its measuring device . what have been done is as follows : firstly , the dissertation has thoroughly discussed the basic theory of rotor unbalance such as its varieties , damages , characters and rules of the movement which is under the excitation of the inertial force and inertial moment induced by the unbalance mass . it also has deeply expounded the dynamic mechanics of the specially formed components - crank shaft , especially in the area of the crank - connecting rod mechanism
本论文针对摩托车单缸发动机曲柄连杆机构为研究对象，对曲柄连杆机构动平衡的测试提出了一种新方法，并对其数字化测试装置进行了深入研究，完成的主要工作及取得的成果如下：首先，对动平衡理论进行了详细的探讨，论述了不平衡产生的原因、危害，不平衡的种类及转子在不平衡惯性力激励下的运动规律，并对曲轴这一结构特殊的刚性转子的平衡理论进行了阐述，重点研究了曲柄连杆机构这一往复式机械构件的力学特性。 |
| 10. | Secondly , based on the defects of the uptodate balancing machine which were employed in the motorcycle manufacture plants , this dissertation has presented a new method on the means of checking unbalance mass of the motorcycle engine crank set . it has adopted the hard - bearing balancing machine as the prototype ， utilized tow group of resistance sensors placed in vertical direction with one another to pick up the information which stand for the inertial force of the motor engine crank set when it is running
其次，通过对当前国内外曲柄连杆机构动平衡实验的现状及其存在问题的分析研究，提出了一种新的测试方法：在工作原理上采用硬支承型测力式动平衡机，在测量方法上应用互成900的两点测量来失量合成任意一点旋转惯性力大小及方向，这也是也是其不同于以往试验机的最大之处。 |
