【摘要】 介绍了虚拟仪器软件LabVIEW在拖拉机动力换档变速箱测试系统开发中的应用。所开发的测试系统,采用数据采集卡PCI-9112对动力换档变速箱换档过程中的压力、流量等多个参数进行动态采集,并能完成多通道数据显示、存储、读取、分析等功能。详细讨论了LabVIEW平台下测试软件开发的设计思路、实现方法以及系统的硬件组成。该系统应用模块化方法,界面友好,程序编制简单灵活,数据显示直观、处理方便。更多还原

【Abstract】 The application of virtual instrument software LabVIEW in the test system of tractor powershift transmission is introduced.DAQ board PCI-9112 was employed to determine a few parameters,such as pressure and flow rate,in the process of gear shifts of powershift transmission.The test system can fulfill many tasks including the display,saving,reading and analysis of the multi-channel data.The design and implementation of the software is discussed in detail.By adopting the method of modularization,the system provides a friendly interface for easy programming.更多还原