The concept and describe way of pressure flow characteristics of flow control circuit is discussed in this paper. Five typical graphes of the characteristics are given and analyzed.
本文论述了流量调速回路压力流量特性的概念及其特性的描述方法,给出了五种典型流量调速回路的压力流量特性曲线图,并加以分析讨论。
According to the rheology theory, flow characteristics and pressure fluctuation of pumped concrete in conveying pipe are analyzed.
从流变学原理出发,分析泵送混凝土在输送管道内的流动特性和压力变化情况。
The pressure surge in fluid transmission pipeline is one of the basic characteristics of fluid dynamic flow.
流体传输管道内的压力脉动反映了流体动态流动的基本特性。
Hydraulic systems use cartridge valve integrated control system, integrated cartridge valve control system has good sealing, flow capacity, small pressure loss characteristics etc.
液压系统选用插装阀集成控制系统,插装阀集成控制系统具有密封性好,通流能力大,压力损失小等特点。
The straight line, poppet-type construction of the CU7 minimizes pressure drop and provides smooth flow characteristics.
CU7直线管、提升型结构压降最小,流量特性曲线平稳圆滑。
The results show that the pressure signal changes are closely related to the vibrations, both of which are caused by the unsteady characteristics of the vortex flow.
分析结果表明,水泵吸水池内部流动所引起的压力和振动变化关系密切,都是由吸入涡的非定常特性引起的。
The critical flow pressure is a characteristics parameter which does not change with reservoir pressure.
临界流压是地层的特征参数,不随地层压力发生变化。
The characteristics of time average pressure of skimming flow in stepped spillway are studied through experiments, and the law of occurrence and transformation are discussed.
通过模型试验,对台阶式溢洪道滑行水流的时均压强特性进行了研究,探讨了台阶上时均压强的产生和变化规律。
Technology characteristics have been pointed out. Effects of pressure variety and flow fillability on rudder formation have been analysed.
指出了舵面间接正向挤压铸造工艺特点,分析了压力的变化和液流的充填性对舵面成形性的影响。
The spatial distribution characteristics of plasma flow temperature, density, pressure velocity field and intrinsic relation of them were completely analyzed.
分析了等离子束射流温度、密度、压力和速度场的空间分布特点以及它们之间的内在联系。
The basic flow patterns and hydraulic characteristics, flow velocity and pressure distribution characteristics, have been investigated on a model of the level rotary flow discharge tunnel.
通过模型试验,研究了水平旋流泄洪洞的基本流态、基本水力特性、流速分布与压强分布特性。
This paper studies up on the strategy for failure diagnosis of wall-flow DPF system based on pressure drop characteristics.
本文研究了壁流式DPF系统基于压降特性的失效诊断策略。
The pressure characteristics at the tip of delivery tube is strongly related with the flow condition of the gas jet.
导液管末端压力特征与气体射流的流动状态密切相关。
It was designed to study the kinetics of hydrate formation and flow characteristics of hydrate slurries under pressure Max.
可用于考察压力、温度、液体流量和流体组成对水合物生成规律的影响,并研究水合物浆液的流体动力学性质。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
通过测量阻力元件两端的动态压力、流速,得到交变流动情况下动态压力与质量流量之间振幅和相位关系,从而得到所测元件的交变流动阻力特性。
The nonlinear characteristics of pressure fluctuation for two-phase flow in vertical upward section of U-type tube were investigated by means of deterministic chaotic theory.
确定性混沌理论能够深刻揭示气液两相流压力波动的非线性特征。
It was designed to study the kinetics of hydrate formation and flow characteristics of hydrate slurries under pressure.
可用于考察压力、温度、液体流量和流体组成对水合物生成规律的影响,及水合物浆液流体力学性质的研究。
Through the orthogonal experiments, the author found out the major factor affecting the combustion and thermal characteristics from the gas pressure, water flow, air-inlet area and fume-exhaust area.
本论文通过正交实验从燃气压力、水流量、进风口面积和排烟口面积这四个因素中找出了影响强制平衡式燃气热水器的燃烧和热工特性的主要因素。
Pretty flow pressure characteristics are being realized in the variable displacement pump with valve adjuster. But more violent flow pulse was proved by experiment at the range of higher pressure.
阀式变量泵具有理想的静态流量压力特性,实验发现在高压变量区具有较强的流量脉动甚至脉冲现象。
The relationship between pressure fluctuation and flow pattern of fluidized bed is investigated experimentally. The pressure fluctuation characteristics of gas slug and particle slug are measured.
实验研究了流化床流型结构与压力波动的关系,测定了节涌流化床气栓和料栓内的压力波动特性。
The characteristics of static pressure changing at stage exits of a multi-stage axial flow compressor relative to the design points at several typical operating modes are investigated.
对多级轴流式压气机在几个典型工况下各级静压相对于设计点静压的变化特性进行了研究。
The differential pressure signals of flow in a horizontal pipe are studied by wavelet analysis. The flow pattern can be recognized easily according to the characteristics of plug flow and wave flow.
采用小波变换分析水平管流上的压差信号,根据段塞流与波状流的小波分析特性,可容易地识别流型。
Pressure and flow rate characteristics are managed controlling motor speed.
通过控制马达转速来控制压力与流量特性。
Thus, the multiple stage blower can provide faster pressure response and desired flow characteristics over a narrower range of motor speeds, resulting in greater reliability and less acoustic noise.
因此,该多级吹风机可以在较窄的马达速度范围内提供较快的压力响应和需要的流动特性,从而更可靠和产生较少的噪声。
The characteristics of centrifugal pumps are sent to liquid capacity, the flow evenly, but the resulting pressure head is not high, and the pressure head as the flow changes.
离心泵的特点是,送液能力大,流量均匀,但产生的压头不高,且压头随着流量的改变而变化。
The new correlation can provide satisfied predictions to the pressure drop characteristics of R410A-oil mixture flow boiling inside enhanced tubes.
新关联式能够很好的预测R410A-油混合物在强化管内流动沸腾的压降特性。
The detailed distribution of pressure and velocity on the cone obtained after simulating the flow characteristics of a V-cone flowmeter with the computational fluid dynamics (CFD) method is analysed.
运用计算流体力学(CFD)方法,对V锥流量计进行了数值模拟,得到了锥体上的压力和速度的详细分布情况,并对其进行了分析。
The system is able to complete the high-pressure descaling spray flow - pressure, hitting power characteristics of test.
该系统能够完成高压除磷喷嘴的流量-压力、打击力特性测试。
The effect of nozzle holder pressure surface wear on flow characteristics of calibrating injector assembly is investigated and analyzed theoretically.
试验研究了喷油器密封端面磨损对标准喷油器流量的影响,并从理论上进行了分析论证。
The influence of main flow nonparallel and pressure gradients is considered to show the physical characteristics of flat boundary flow.
为更好反映平板边界层流动的物理特征和本质,该文同时考虑到主流的非平行性和压力梯度的作用。
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