| 1. | The application of high speed counter of programmable logical controller 的高速计数器的应用 |
| 2. | Plc programmable logical controller 可编程序逻辑控制器 |
| 3. | Programmable logical controller 可编程序逻辑控制器 |
| 4. | On the exploitation of plc programmable logical controllers simulated software for education 可编程控制器教学仿真软件的开发 |
| 5. | This system is made of programmable logical controller and other assistant device 整个系统是以可编程逻辑控制器为核心,辅以其它设备构成。 |
| 6. | The realization of communication between the microcomputer and plc ( programmable logical controller ) as well as the neural network control algorithm in this system is emphasized 详细地说明了异步电动机定位系统中上位机与plc (可编程序控制器)之间通信问题的解决以及神经网络控制算法的实现。 |
| 7. | The pc software with a friendly interface , written in vc + + , can process and display data in real time . it controls the system through plc ( programmable logical controller ) . hence the system can realize some complex testing operations 软件系统用vc编写,具有友好的使用界面,可以实时进行数据处理和显示,同时采用可编程控制的方式进行系统控制,能完成复杂的测试操作。 |
| 8. | This constant - pressure hydraulic power adopts plvc4 programmable logical controller for valve to control the electro - hydraulic proportional relief valve to adjust the pressure at the entrance of the servo valve and makes it change with the pressure change at the exit thus to keep the pressure difference constant 此恒压油源采用阀用可编程控制器plvc4控制电液比例溢流阀调节伺服阀入口压力,使其跟随伺服阀出口压力变化,达到入出口压力差值恒定的目的。 |
| 9. | The fuzzy - pid controller with self - tuned parameters is finally designed out . the dissertation introduces the performance parameters of plvc4 programmable logical controller for valve and its programming software openpcs . connects it to the computer by serial communication and have the computer monitoring program 阀用可编程控制器用串口通讯线与计算机连接,在其编程软件openpcs环境下用st语言编写油源系统控制程序,并编制计算机监控程序实现参数在线调整和测量状态监控。 |
| 10. | Numerical control system experienced the development from special and closed system to open and modular speciality since the nc technology was coming to be used . its accessorial control function is realized by plc ( programmable logical controller ) , while the traditional plc could not achieve the requirement 从数控技术产生并应用至今,数控系统经历了从专用封闭式体系向开放式模块化结构的发展过程,其辅助控制功能由可编程逻辑控制器plc ( programmablelogicalcontroller )来实现,而传统plc并不能满足开放式数控系统的需求。 |