Pump speed is generally slow down the problem.
水泵调速一般是减速问题。
As the viscosity of the different pump speed should be changed.
随着粘度的不同，泵的转速亦应有所改变。
The pump speed is controlled electronically to provide optimum flow rate.
锡泵的转速由电脑编程电子闭环调速来保证达到最佳的波峰。
Fitting process is conducted on test data of asphalt pump speed and flow rate.
对沥青泵转速和流量的检测试验数据进行拟合处理。
Because the medium viscosity directly affects the choice of high viscosity pump speed.
因为介质粘度的高低直接影响到选择高粘度泵的转速。
Oil pump speed regulation technology and the general principle for speed regulator slection are intro-duced.
介绍了油泵调速调节技术和选择油泵调速装置的一般原则。
Flexible impeller pump viscous fluid conveying the key lies in direct proportion to flow rate and pump speed.
挠性叶轮泵输送粘性流体的关键之处在于流速和水泵转速成正比。
It will give an indication of the circulating pressure drop to be expected at the anticipated killing pump speed.
慢循环率将按预期压井泵速期待的循环压降给定读数。
A flow meter in the potable water line feeds information to the control system which controls the pump speed to control ratio.
饮用水管道中的流量计向控制系统传送信息，控制系统控制泵的速度以控制比率。
Rationally define the work gear pump speed, gear and the axis of rotation to avoid engaging resonance frequency, can prevent noise intensified.
合理确定齿轮泵的工作转速，使齿轮与轴的转动避开啮合共振频率，可以防止噪声加剧。
It is the effective countermeasure against throttling loss in pumps to adopt speed regulator, so as to adjust pump speed according to load variation.
采用调速技术，使输油泵适应负荷变化，改变转速来调节输油泵的运行点，才是解决泵节流损失的措施。
Use, often in turn the hydraulic pump speed, stress the complexity of changing conditions, and drastic temperature changes in the scope of the larger.
使用时，转向液压泵常处于转速、压力多变的复杂工况下，油温变化剧烈且范围较大。
Using proface touchable interface display operation, operator can control temperature, airflow volume, air pressure, pump speed and de-blocker frequency.
人机界面液晶触摸屏控制，可控制进出口温度、气流、空气压力、自动疏通阻塞频率和流量等。
To optimize this complicated system, we put forward a method that optimizes the setting angle by orthogonal experiment and the pump speed by dynamic programming.
对该复杂系统最优化问题，提出了各时段叶片安放角正交试验选优、水泵转速动态规划模型优化的试验选优方法。
The first select the appropriate pump speed should be based on the viscosity of the oil, to ensure the pump NPSHr can satisfy the user's actual suction conditions.
首先应根据油品的粘度选择适当的泵转速，以保证泵npshr能满足用户的实际吸入条件。
The method which took the pump speed for experimental optimization, the quantity of operation units for linear integer programming was proposed to solve the model.
提出了各阶段水泵转速试验选优、机组开机台数线性整数规划优化的方法对模型进行求解。
The design of test installation device, layout of test line, selection and installation of test sensor, development of submersible electric pump speed equipment is included.
流体输送测试系统的设计、试验管路的布局、综合测试系统测试传感器的选用、安装和潜水电泵转速设备的开发。
Reciprocating pumps convert rotary motion to linear motion. Pump speed in RPM determines the pumps output volume for any given combination of cylinder bore and piston stroke.
循环泵将曲轴旋转运动转化为柱塞的直线运动。泵速转每分钟决定了任何气缸和活塞组合的排泵量。
In theory, the pump speed zones for the adoption of efficient frequency efficient area around the endpoint of the two conditions similar to the middle parabolic OA1A2 (see Figure 1).
理论上，水泵调速高效区为通过工频高效区左右端点的两条相似工况抛物线的中间区域OA1A2(见图1)。
Mainly is the pump speed is too high, medium and high viscosity resistance is very big, this will cause pump motor moment of starting current more than rated current, motor overload;
主要是泵的转速太高、介质粘度又太高这样就会造成泵阻力很大，电机的瞬间启动电流超过额定电流，造成电机过载；
Because of the use of frequency converter, so that pump speed decreased, exports to reduce stress, a reduction of mechanical wear, reducing maintenance workload, extended equipment life.
由于变频器的使用，使泵转速下降，出口压力降低，减少了机械磨损，降低了维修工作量，延长了设备的使用寿命。
The water quality has been significantly improved by improving cooling towers, ponds made of iron sheet and sys- tem of water pump speed governing and by selecting new water quality stabilizers.
通过对冷却塔部分、铁皮坑、水泵调速等改造，以及选用新的水质稳定剂，使水质明显好转。
The real vehicle test shows that under two typical conditions of full load range and full load leveling. Pump speed tracking accuracy, response quickly, can better meet the needs of hydraulic systems.
实车测试表明：在满载变幅、满载调平两种典型工况下，泵站转速跟踪准确、响应迅速，能够较好地满足液压系统需求。
In the process conditions permit, the change in pump flow, head, speed and medium operating temperature operating parameters, to avoid the occurrence of cavitation.
在工艺条件允许的情况下，改变泵的流量、扬程、转速及介质的操作温度等操作参数，可以避免汽蚀的发生。
This pump impeller blades can be adjusted automatically to adapt to speed, fluid viscosity and pressure.
这种泵的叶轮叶片可以自动调节来适应转速、流体粘度和不同压力。
Speed is reduced, the pump flow rate will increase instead, and the noise of the pump will be lower, but certainly can't flow theory.
转速降低以后，泵的流量会反而增加，而且泵的噪音会降低，但肯定打不到理论流量。
Ideally, the internal pump leak, then the pump is proportional to the flow and speed.
理想状态下，泵内部无泄漏，那么泵的流量与转速成正比。
The efficiency of steering pump of port tractor lost very heavy when engine was in high speed.
港口牵引车液压系统中的转向泵在发动机高速状态时的能量损失较大。
The efficiency of steering pump of port tractor lost very heavy when engine was in high speed.
港口牵引车液压系统中的转向泵在发动机高速状态时的能量损失较大。
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