Simulation Study of Dynamic Characteristics in Hydraulic Test System of Construction Machinery 工程机械液压系统试验台的动态特性仿真研究
Note: auto-control hydraulic test pump achieves automatic control of pressure by adding a set of control devices on the basis of the original electric hydraulic test pump. 注:压力自控试压泵是在原电动试压泵的基础上加装一套控制装置,来实现压力自动控制功能。
Discussion on Hydraulic Test Eligibility of Steel Cylinders for the On-board of Compressed Natural Gas as a Fuel for Vehicles Periodic Inspection 车用CNG钢瓶定检水压试验合格指标的探讨
Application of Computer Intelligent Control on the Hydraulic Test System 计算机智能控制方法在液压测试系统中的应用
In order to solve the distortion of terminal box after hydraulic test, it has improved the technology, hydraulic testing device and the fittings for this test. 为了解决高压隔爆接线盒的水压试验变形问题,对水压工艺及水压机、水压工具作了改进。
Hydraulic Test Block Valves Applied to Reheater System of Once-through Boilers 水压试验用堵阀在直流锅炉再热器系统的应用
After the end covers are fitted back, a hydraulic test should be applied to the inside tubes. 在两端盖板装好后应对内部管子进行水动力实验。
The utility model belongs to the hydraulic technical field, relating to a hydraulic test device. 本实用新型涉及液压技术领域,是一种液压试验装置。
The article discusses the cause of deformation in the hydraulic test of pressure tubing and suggests some solutions on the basis of analysis. 阐述了耐压管水压试验变形的根本原因,在分析的基础上,指出了解决问题的方法。
Supplier will be responsible for all work of hydraulic test, blowing and cleaning for the package. 供应商将负责所有液压试验和机组的吹扫。
The pressure gradient of the anti-lock braking system ( ABS) was experimentally studied using an ABS hydraulic test bench for various conditions including normal brake, on-off brake, and step brake. 利用防抱制动系统(ABS)液压实验台,进行了ABS压力梯度多种工况的实验测试,包括普通制动、长加长减制动和阶梯增压、减压制动等工况研究。
The existing hydraulic test bench can test experiments of general hydraulic components while as can't test special hydraulic components ( such as cartridge valves and multi-way directional valve). 现有液压实验台可以做通用液压元件的实验,却不能满足特殊液压元件(如插装阀和多路换向阀)的测试。
Hydraulic Test Study on Access Tunnel A-AN 南水北调西线阿安引水隧洞水力学试验研究
Rational contact configuration of PLC in hydraulic test platform design is introduced in this paper with an example. 结合一个液压试验台的设计实例,介绍了PLC控制器的触点的合理配置问题。
This design realizes automation of loading, shortens the testing time, lightens work of experiment assistants and makes a progress towards the automatic of whole hydraulic test. 这种设计实现了加载的自动化,缩短了实验时间,减轻了实验人员负担,向液压测试全自动化迈出了可喜的一步。
The Experiment is carried out on the 200 MW heating reactor hydraulic test loop ( HRHTL 200). 在200MW核供热堆(NHR-200)水力学实验回路(HRHTL-200)上完成了NHR-200燃料组件进口阻力特性实验研究。
Test parameter analyze about the large power hydraulic test system 对大功率液压试验系统的试验参数分析
This paper introduces the characteristics of PCL-711B and the application in hydraulic test console. 本文主要介绍PCL-711B数据采集卡的特点及其在液压教学实验平台上的应用。
At first the design scheme of the test system of electro-hydraulic servo valve based on virtual instrument was proposed. According to this design scheme, the hydraulic test unit and measurement unit were developed. 本文首先在介绍电液伺服阀特性和测试远离以及虚拟仪器技术的基础上,提出了基于虚拟仪器的电液伺服阀测试系统设计方案,以此方案研制了测试系统的液压试验单元和测控单元。
In this paper, the method of pulsating hydraulic test to relief retaining ring residual stress is introduced. 本文介绍了用油压脉动试验的方法去除护环的宏观残余应力。
The Communication of Computer and PLC Used in Integrated Hydraulic Test System with VB 基于VB的计算机与PLC通信在液压综合测试系统中应用
Analysis of malfunction mode of measure and control system for pump hydraulic test 泵水力试验测控系统故障模式分析
This paper introduces in detail the thrust design and armored joint hydraulic test for PCCP restricted tubulation. 详细介绍了PCCP限制性管段止推设计和铠装接头水压试验的情况。
The system design, operating principle and main technical in dex-es of a composite hydraulic test bench is described. 介绍了一种液压综合试验台的系统设计、工作原理及主要技术指标。
This paper presents test principle and test results of whole reactor model hydraulic test. The test results of two flow distribution plates with solid ratio 0.438 and 0.7 have been analysed. 本文介绍了反应堆整体模型水力试验原理和试验结果,并对两块实心比为0.438和0.7的流量分配板的试验结果作了分析。
This paper discusses the conception of virtual instrument and the application of data collecting system with USB in the hydraulic measurement system, analyzes the basic features of USB and NI Compact-DAQ, and idiographic realizing methods for building the hydraulic test system. 文章简要地介绍了虚拟仪器的概念,分析了USB技术与NICompactDAQ模块的特点,以及组建液压测试系统的具体实现方法,讨论了具有USB接口的数据采集系统在液压测试中的应用。
The paper also designed a set of hydraulic test system for the cut-off valves. The system can provide the condition to finish the using regulation and complete the performance test of the hydraulic controlled hydraulic cut-off valve. 文中还针对该截止阀设计了一套液压测试系统,为完成对液控液压截止阀的使用规范制定及性能检测提供了条件。
Loading and unloading the piping pressure could be done by the SB-4.0 manual hydraulic test pump. 通过SB-4.0型手动试压泵对压力管道进行加、卸压试验。
Based on Lab VIEW 8.20 program software, an all-round hydraulic test-bed used in hydraulic test system is developed. 基于LabView8.20编程软件研制了液压综合试验测试平台。