Not leak in the hydraulic oil, may also reduce the pressure.
在液压油不泄漏的情况下，压力也可能减低。
A method of calculating hydraulic and thermodynamic parameters such as flow, ratio of water in oil, pressure, temperature, specific heat for oil, gas, water pipe net is presented.
文中给出了油、气、水管网系统的水力、热力参数，包括流量、含水率、压力、温度、比热等的计算方法。
By analysing principle, hydraulic pressure, seal, the feasibility of oil pressure method about main gear in striking refinement vanadium steel converter are discussed.
通过对油压法的原理、液压力、密封等进行分析，阐明油压法在提钒转炉大齿轮拆除中的可行性。
Hydraulic oil flush return circuit, pressure filter and pressure breaking device are added to the systems, solving the problems in design and application of hydrostatic transmission systems.
设计中增加了液压油冲洗回路、压力滤油器和压力切断装置，解决了静压传动系统应用设计中的问题。
The hydraulic pressure oil pressure reduces, causes the header not to be able to hang or raises hangs slowly.
液压油压力降低，导致割台挂不起或提挂缓慢。
Because of the quick change and unexpected stop of the circulating direction of oil liquid, the machine tool hydraulic system will produce pressure impact.
机床液压系统由于油液流动方向迅速改变或突然停止流动，产生压力冲击。
The hydraulic pressure oil pump wears, the seal does not seal. Should repair or the replacement damage hydraulic pressure oil pump and the seal.
液压油泵磨损，密封件不密封。应修复或更换损坏的液压油泵和密封件。
What is a hydraulic press?The hydraulic press is by the high-pressured liquid (oil, emulsion and so on) transmits the working pressure the forging and stamping machinery.
什么是液压机?液压机是以高压液体（油、乳化液等）传送工作压力的锻压机械。
People have recognized to control the oil pollution more and more, especially for the hydraulic pressure servo controlling system which has the high precision demand.
因此人们越来越重视对其的控制，特别是对于精度要求非常高的液压伺服控制系统来讲，污染控制显得更为重要。
Lock the fold hydraulic lever for continuous downward oil flow. If wings are running too high, increase pressure setting to level machine.
对于连续的向下供油应当锁定折叠的液压位置，如果侧翼在工作时太高，应当增加压力使机器水平。
Widely used in control circuits of upper hydraulic systems on truck cranes, applicable to switch valves of control oil with low flow and low pressure circuits.
广泛用于汽车起重机上车液压系统的控制回路，适用于小流量、低压力回路的控制油液的开关阀；
To problems of testing in heavy oil Wells, the improvement and completion of testing technology have been conducted by hydraulic nitrogen to control pressure difference.
针对稠油井测试工艺存在的问题，对稠油井测试工艺进行了改进和完善，认为用液氮可以控制压差。
After PTFE Glyd ring was used in piston seals of hydraulic cylinder of electro-hydraulic hammer, the gas pressure rose because oil entered into gas chamber.
电液锤液气缸活塞密封采用由PTFE制造的格莱圈密封，在使用中液压油会窜入气腔，导致气体压力升高。
The estimation of oil quality by wear of high pressure pump is one of the important content in the study of antiwear hydraulic oils.
按高压泵的磨损情况来评定油品质量是抗磨液压油研究的重要内容之一。
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，回油压力过高是造成液压油散热器爆裂的原因。
The Characteristics of valve movement using fully variable hydraulic valve train is studied by measurement of valve lift and oil pressure of fully variable hydraulic valve train.
通过对全可变液压气门机构的气门升程和液压压力的试验测量，研究了全可变液压气门机构的气门运动特性。
Carbon pressure ball machine device is a hydraulic pump hydraulic protection will be high pressure oil into the hydraulic cylinder, driving the piston produce axial displacement.
碳素压球机液压保护装置是由液压泵将高压油打入液压缸，使活塞产生轴向位移。
Germany HYDAC high pressure pipeline filter of pump outlet ensures hydraulic oil system cleanness, and upgrade machine reliability.
液压油泵出口配置德国HYDAC高压管路滤油器，确保液压系统的清洁度，提升机器的可靠性。
We canceled the structure of hydraulic pressure and adopted the structure of hermetic urn, which raveled out the problems such as leaking oil, leaking water, bad condition and so on.
其中机械系统部分采用丝杆密封缸的结构取代了原有的液压结构，从而成功解决了工作环境差和漏油漏水的问题。
The entire hydraulic system imported from Taiwan, stability, higher, to avoid oil spills, oil-for-dirty, the pressure is not enough, action is not synchronized for continuous problems.
整个液压系统采用台湾进口，稳定性更高，避免漏油，油易脏，压力不够，动作不同步连续等问题的出现。
In which the rolling moment system adopts gear-rack swing hydraulic-pressure oil VAT with torque sensor, the moment of inertia, damp and comeback can be adjusted.
其中模拟横摇力矩的伺服系统采用齿轮齿条摆动液压油缸，并配有扭矩传感器，试验台架的转动惯量、阻尼力矩和恢复力矩均可调。
The machine drawn back by hydraulic Pressure of two oil cylinder is a new machine used in the spillway radial gate, it is beginning to be used exactly in our country.
后拉式双缸液压启闭机是新型的弧门启闭机，在我国刚刚开始应用。
The paper discusses the intelligent survey, control and management of hydraulic pressure oil pump testing platform by means of the computer distributing system.
本文讨论采用计算机集散系统，对“液压油泵试验台”进行智能检测、控制和管理。
This is of important value to choose the type of the hydraulic oil in the super high pressure hydraulic system.
对超高压液压系统液压油液型号的选择有一些实际意义。
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可通过改变泄油初始相位角实现进气门最大升程和进气迟闭角的连续可变。
When the hydraulic system up to the tip is set higher than the pressure relief valve, the relief valve on top of the ball was opened by the oil relief valve to the tank platoon.
当系统中的油压升高到梢高于溢流阀的调定压力时，溢流阀上的钢球被顶开，油液经溢流阀排回油箱。
Hydraulic pressure stimulation (Fracturing) of oil and gas well is the main method of stimulation.
水力压裂作为一种改造油气层的重要方法，是油气增产、增注的有效措施。
Coil car has been widely used in rolling production line. But fault of hydraulic pressure occurs frequently because of the influence of oil on every hydraulic component.
钢卷升降运输小车广泛用于轧钢工业生产线，在使用过程中其液压系统经常出现故障。
Aimed at the control problem of electro-hydraulic position systems based on the variable pressure oil source, an experiment platform is set up, and the mathematical model of the system is also built.
针对这种变压力油源的电液位置控制系统，搭建了以蓄能器为动力源的电液位置控制系统实验平台，并建立了严格数学模型。
Spraying processes of hydraulic pressure oil tanks are discussed in terms of coating performance, coating process and et al.
从涂层性能、涂装工艺等方面讨论了液压油缸的喷涂工艺。
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