HVD

The Analysis of Several Typical Speed Control Systems for HVD

几种典型的液粘调速器转速控制系统的分析

It also makes a thermal analysis and hydraulic system design of the HVD .

本文对液体粘性传动进行了热特性分析并设计出相应的液压系统。

Study on the Stability of HVD Clutch Used in Constant Pressure Water Supply System

液体粘性调速离合器在恒压供水系统中的稳定性研究

Study on design method of hydro-viscous drive ( hvd ) set

油膜调速离合器（HVD）传动副设计方法的研究

Analysis of Fem and Sealing Characteristic in the Key Components of HVD

液体粘性调速离合器关键部件有限元及其密封特性分析

This provides the theoretical foundation for applying HVD in real life engineering situations .

这为HVD装置在工程实际中的开环应用提供了理论依据。

Research on Application of HVD in Pumps Load

液粘调速装置在泵类负载上的应用研究

The application and promotion of HVD develop swift and violent , and has fine market potential .

HVD的推广应用得到迅猛的发展，并极具良好的市场潜力。

The system composition and working principle of hydro-viscous driver ( HVD ) control system are presented briefly in this paper .

本文简要介绍了液体粘性调速离合器控制系统组成及其工作原理。

The Optimization of the Friction Disc in HVD

HVD中摩擦副的优化设计

The towing torque is a serious trouble in HVD .

在HVD中，带排扭矩的存在危害很大。

Hydro-viscous drive ( HVD ) that has developed since middle 1970s from abroad is a new fluid transmission .

液体粘性传动（Hydro-ViscousDrive，简称HVD）是20世纪70年代中期从国外发展起来的一种新型的流体传动形式。

HVD is a new type transmission technology which can realizes pass power through the shear force of oil film based on Newton s law of viscosity .

液体粘性传动是以牛顿内摩擦定律为理论基础，以油膜剪切来传递动力的一门新兴传动技术。

New Type of Hydro - Viscous Variable Speed Driver ( HVD ) and Its Application in Power Plant The Analysis of Several Typical Speed Control Systems for HVD

新型液粘调速器及其在电厂中的应用几种典型的液粘调速器转速控制系统的分析

The analysis is given in detail to several typical speed control systems for HVD as well as their advantages and disadvantages , the new method is put forward in the end .

详细分析了现有的几种典型的液粘调速离合器转速控制系统及其各自的优缺点，并提出一种完善液粘调速器转速控制系统性能的新方法。

Research and Development of a Direct-controlled Hydro-viscous Variable Speed Driver New Type of Hydro - Viscous Variable Speed Driver ( HVD ) and Its Application in Power Plant

直控式液粘调速器的开发新型液粘调速器及其在电厂中的应用

Hydro-viscous Drive Set ( HVD ) has been widely applied in many industries for its advantages of efficiently energy-saving , stepless speed regulation , and so on .

滑差离合器因其无级调速和高效节能等性能优势已开始应用于各工业领域。

At the end of the thesis , a brief introduction of the electrical control system of HVD and a method of using PID control to carry out speed of rotation of closed loop control are brought forward .

对于HVD的电气控制系统进行了简要介绍，提出了运用PID控制进行转速闭环控制的方法。

This paper is based on the study and development of HVD at home and abroad , and fully introduces and analyses the principle , structure and control speed performance of the hydro viscous variable speed drive in theory .

本文在综述国内外对液体粘性传动技术的研究和发展状况的基础上，以液体粘性调速离合器为研究对象，对其工作原理、结构和调速特性进行了全面介绍和详细理论分析。

The proposed HVD method was based on the Hilbert transform ( HT ), just as Hilbert-Huang transform ( HHT ), but did not involve complicated empirical mode decomposition ( EMD ) .

虽然HVD方法和希尔伯特黄变换（HHT）方法这两者均以希尔伯特变换为基础，但HVD方法避免了复杂的经验模式分解（EMD）过程。

Owing to performance superiorities , such as stepless speed regulation and highly effective energy-saving etc. , the hydro-viscous drive ( HVD ) set has been widely applied in many industrial areas like thermal power plants , etc.

油膜调速离合器（HVD）因其无级调速和高效节能等性能优势已广泛应用于热力发电等众多工业领域。

Application indicated that HVD as middle , high-power machinery equipment starting , speed regulation and braking bind with a device has made relevant equipment get the fine speed regulation function , made enterprise get the notable energy conservation economic effect .

近二十年来实践表明：液体粘性调速离合器作为中、大功率机械设备的启动、调速与制动联结装置，已经使相关设备取得了良好的调速性能，使企业取得显著的节能经济效益。

To overcome the existing problems specific to a hydro-viscous speed regulator , the authors have developed a direct-controlled hydro-viscous variable speed driver ( HVD ), which features an organic integration of control precision , dynamic response and operation reliability .

针对液粘调速器存在的问题，研制出一种将控制精度、动态响应与工作可靠性有机结合的直控式液粘调速器。

Hydro-Viscous Drive ( HVD ) clutch has been widely applied in the mine and port material handling in recent years since it has some characteristics of running velocity controllability and soft start-up under the heavy load and low running speed conditions .

液体粘性调速离合器，由于在重载、低速工况下具有良好的速度可控性以及软启动等特点，近年来在工矿、港口物料输送等行业获得广泛的应用。

Since HVD is power-wasting and flitting installation is complicate , so the testing means of the performance experiment of Childbirth merchant do not improve and perfect , the consumption of field experiment is tremendous , and the practicability has bigger defect .

由于HVD功耗大、搬运安装复杂，目前生产商在解决其产品性能试验的手段还不很完善，现场实验检测消耗的人力大，经济性与实用性有较大缺陷。