• The estimation formula for slit-type buckets maximal pressure intensity is given through analysis and hydraulic model test.

    通过分析研究水力模型试验,提出了窄缝式挑最大动水压强估算

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  • Design the signal adjust circuit for sensor, and the power amplification circuit for the hydraulic pressure system of test platform and the controller of magnetorheological dampers.

    设计传感器输入输出信号调理电路试验台架液压激振系统流变阻尼器控制器功率放大电路。

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  • The displacement curve and pressure curve of outputting were got through test, the influences on servo hydraulic system about pressure jump were discussed in detail.

    通过试验得到输出位移曲线压力曲线,同时较详细地讨论了影响液压伺服系统压力变的主要因素。

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  • The test pressure shall be within the limits set forth by the Hydraulic Institute.

    测试压力应该美国水利协会规定范围内

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  • It introduces the interface circuit design of CAN, Procedure of initializing of SJA1000 CAN controller and the design of hydraulic pressure colligation test-bed.

    文中介绍了CAN接口电路设计s、JA1000 CAN控制器初始流程液压综合试验台控制系统的设计。

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  • The whole insulation joint is in good condition under soil pressure, specified pipeline operation pressure and factory or field hydraulic test.

    土壤压力规定管道操作压力厂内现场水压测试整个绝缘接头保持完好

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  • The value of stress under hydraulic pressure test shall not exceed 90% of the yield point of the material in test temperature;

    液体压力试验应力不得超过试验温度材料屈服的90%;

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  • 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.

    利用制动系统ABS液压实验进行了ABS压力梯度多种工况的实验测试包括普通制动、长加长减制动阶梯增压、减压制动等工况研究。

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  • The test method of pressure loss, flow loss and frictional force loss etc. of the hydraulic pumping units is presented, from which the mechanical efficiency and volumetric efficiency are obtained.

    给出液压抽油机系统压力损失流量损失以及油缸摩擦力损失方法并由此求出系统机械效率容积效率。

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  • Integrate effect was estimated by measured layer gap, stress and strain through hydraulic bulge and pressure increase test.

    通过在液压合处理加压试验实测间间隙应力应变评估其贴合效果

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  • Through the analysis of test data, we find that the cause of the blowout of hydraulic oil radiator is the higher return oil pressure.

    测试数据分析表明压力过高造成液压散热器爆裂原因。

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  • With a example of electro-hydraulic proportional pressure valve, a electro-hydraulic proportional valve test system with integrated test and control technology was introduced.

    本文比例压力介绍了采用测控一体化技术的比例阀试验系统

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  • The design of this hydraulic system ensures the safety of high pressure test.

    这种液压系统设计实现,为保证高压试验过程安全提供了必要的条件。

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  • Test results show that the hydraulic valve actuation system can realize continuously variable valve lift and the early intake valve closing by changing the time of oil pressure release.

    通过实验证明这种液压气门机构通过改变泄油初始相位角实现进气门最大升程进气迟闭角连续可变

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  • The intelligent hydraulic controlling system consisting of test control board and intelligent control sensors is used to exert load automatically and keep model pressure stable.

    智能液压控制系统用于试验模型自动加载稳压,主要包括试验控制台智能控制传感器

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  • The static error of pressure control less than 3%, the test results show it is validity for the multi-point hydraulic synchronous system.

    多缸液压同步系统中,压力控制稳态误差小于3%,表明了该算法的有效性。

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  • The article discusses the cause of deformation in the hydraulic test of pressure tubing and suggests some solutions on the basis of analysis.

    阐述耐压水压试验变形根本原因分析基础指出解决问题的方法。

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  • The links among the pressure, the casting speed and the gap in the casting passage have been analyzed with the hydraulic modelling test.

    结合水模型试验分析了浇铸通道内压力、拉速度间隙三者之间关系。

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  • The scheme of hydraulic pressure system, test system and control system were studied out elementarily.

    初步拟定了该机液压检测控制系统方案

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  • For the hydraulic vehicle and equipment been wrong in field, the pressure, the flow, the power and so on were test with portable test instrument. The wrong hydraulic component was found.

    而对于野外田间或生产现场出现故障液压车辆设备,可以利用便携式测试仪,快速的测量出系统的压力流量功率主要参数,进而可判断出究竟是哪一个液压元件出现了故障。

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  • The application of CAN bus in control system of the hydraulic pressure colligation test-bed to measure and control the parameters was studied.

    CAN总线应用液压综合试验台控制系统中各参数量检测控制。

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  • According to the theory of fracture flow, the theory and methods to analyze the hydraulic and geometric properties of fractured rock using constant-pressure well test data are given.

    依据裂隙水流理论提出利用压水试验资料分析裂隙岩体水流几何特征水力学参数理论和方法

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  • The test has been implemented on a test-bed in which eddy current inducted heating and hydraulic pressure driven force are applied.

    试验采用感应加热液压加载的利轮试验器进行的。

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  • By the hydraulic system test, we obtained the experimental data, such as the curves of the beam movement, pressure and valve's control signal and flow.

    通过陶瓷砖机液压系统试验得到了各工作循环时运动曲线、主缸压力曲线、系统压力曲线伺服比例控制信号曲线试验数据

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  • JLD series hydraulic valve testing bench is a set of mechanical, hydraulic, pressure test liquid media storage cycle used in one, with perfect function, stable performance, high degree of automation.

    JLD系列液压阀门测试台机电、液压、试压液体介质贮存循环使用一体具有功能完善性能稳定自动化程度高等特点。

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  • 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.

    :压力自控试压是在电动试压泵基础加装控制装置,来实现压力自动控制功能。

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  • Our development and production of hydraulic clamp-type pressure test device, widely used in the tests related well control equipment, pressure test work.

    我公司研制生产液压卡箍式试压装置广泛应用于相关设备试验,试压工作。

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  • Our development and production of hydraulic clamp-type pressure test device, widely used in the tests related well control equipment, pressure test work.

    我公司研制生产液压卡箍式试压装置广泛应用于相关设备试验,试压工作。

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