According to the demands of the enterprises , combining with the actuality , this dissertation has designed a hydraulic control system for inlet hatch , in order to meet the waterworks " requirements - cutting off the inlet in time when an electrical failure should occur . this system benefits the safety and well - running of waterworks . besides , with the simulink in matlab , it has simulated the dynamic characters of the system to optimize the parameters , components and system 根据企业需求,结合现状,本文设计了速闭闸液压控制系统以满足水处理厂远程控制闸门及在断电时快速切断进厂水源的迫切需要,有利于保证水处理厂的安全、正常运行:利用matlab提供的simulink软件包对速闭闸控制系统的动态特性进行仿真,来达到优化参数、元件、系统的目的。
Abstract : the analysis of the mechanical and pneumatic control systems of scutcher machines is studied in this paper , a hydraulic control system with electro - hydraulic proportional valve to regulate the force imposed on the cotton lap is proposed . it can improve the quality of the lap , simplify system design and reduce cost . therefore , it is a very promising scutcher machine control system 文摘:在分析了机械式和气动成卷机成卷压力控制系统的基础上,提出了一种采用电液比例控制技术的成卷机控制系统.它不仅可以提高成卷质量,而且可以简化系统设计,降低成本,是一种有希望的成卷机成卷压力控制系统
Through analysis to the performance of er valve under real work state using simulation and experiment , we can conclude that using er valve as fluid control - unit would improve the response speed of system , simplify the control method and have a better controllability to actuators . then the feasibility of er technology applied to hydraulic control system is proved 在实际工作状态下对电流变阀的工作特性进行了研究,通过仿真和实验分析得出:使用电流变阀作为流体控制元件,能提高系统的响应速度,简化控制方法,对执行元件具有较好的可控性,验证了电流变技术用于液压控制系统的可行性。
The product range includes process instrument , pneumatic hydraulic units , working lights system , kinds of sensor , switch , transmitter , valve , and so on . especially on combustion safety control , moment limiting control and electro - hydraulic control system , we have special technique service experience . we can serve the whole set service , including design , system integration , installation calibration and technique training 公司技术力量雄厚,拥有众多技术全面专业性强且经验丰富的技术工程人员,不断引进吸收国内外先进技术及优秀产品,产品有过程调节仪表气动液压元件专用照明灯系列各类传感器控制开关变送器阀门等,尤其在车辆燃烧安全控制系统力矩限制控制系统电液控制系统锅炉燃烧安全控制系统等方面有独到的技术服务经验,实行从设计系统集成设备安装调试技术培训一条服务,深受广大客户好评。
Sya owns a team of professional technician with years of experience , who can provide complete technique solutions . we have special technique service experience , especially on combustion safety control , moment limiting control and electro - hydraulic control system . we can serve the whole set service , from design , system integration to installation calibration and technique training 公司技术力量雄厚,拥有众多技术全面专业性强且经验丰富的技术工程人员,尤其在车辆燃烧安全控制系统力矩限制控制系统电液控制系统锅炉燃烧安全控制系统等方面有独到的技术服务经验,实行从设计系统集成设备安装调试技术培训一条服务,深受广大客户好评。
The proportional pressure / flow hybrid valve ( pq valve ) , which adjusts pressure and flow rate simultaneously , is increasingly adopted for the hydraulic control system in molding machine , due to its advantages of high integration degree , stable and energy - saving performance . based on the analysis of various types of pq valve , this paper investigates the control performance of the byl 16 series valve , including the static and dynamic characteristics 本文在综合了目前国内外各种pq阀技术现状的基础上,分析研究了由浙江大学研制的byl系列pq阀的静、动态性能,并结合仿真和试验研究,提出了改善pq阀静动态性能的机理和有效措施,为今后实际工程应用和系列扩展设计提供了很好的理论依据。
The basic principle of hydraulic system of tb80k trimming is set forth . the changing process of engaging pressure is analyzed and studied , the engaging pressure is produced in transmission controlled by electro - hydraulic proportion when shift gear is switched ; the hydraulic control system used in remote control is studied and designed applied with electro - hydraulic proportional control theory and on the basic of the hydraulic characteristic of tb80k trimming dozer , more and more electro - hydraulic reform projects and assumption are present 本文阐述了tb80k推耙机液压系统的基本原理;对电液比例控制变速箱换档在各档之间切换的接合压力变化过程进行试验分析研究;应用电液比例控制理论,结合tb80k推耙机液压系统结构特点进行遥控液压控制系统研究和设计,并提出了多种电液改造方案和设想。
A new type hydraulic control system has been put forward in this thesis based upon analysis of working cases on the cone crushers . lt follows from research in this thesis that the new type hydraulic control system has some outstanding performances such as high automatic control level , reliability etc . . and the new system has been successfully used in the auto - circling ultra - fine crusher developed by us in recently , too . and the time - lag problem on hydraulic control of the new system was studied in details 对提高破碎设备的自控水平和增加整机的可靠性有显著效果,同时又把该新型液压系统有效地运用到我们所开发的一个项目? ?自循环超细粉碎机上,并对“时滞”问题做了研究。人工智能技术近二十年来得到了很大发展,特别是专家系统,知识工程的发展更为迅速。