rotameter

简明释义

英[ˈrəʊtəˌmiːtə]美[ˈroʊtəˌmiːtər]

n. [仪] 转子流量计；转式测速仪

英英释义

单词用法

同义词

反义词

例句

1.A theoretical calculation on the flow in the rotameter and its calibration were studied both theoretically and experimentally.

文章通过理论推导、计算数据及实验数据对转子流量计流量计算理论及刻度标定进行探讨。

2.A design scheme of the intelligent metal tube variable area rotameter is proposed according to the angular position measuring principle of the magneto resistance sensor.

根据磁阻传感器的角位移测量原理，提出智能金属管浮子流量计的设计方案。

3.Based on the computational fluid dynamics, a design method for flow meter is given through numerical simulation and experiment on metal tube rotameter with special structure fixed on the level piping.

通过对适合安装于水平管道的特殊结构的金属管浮子流量计三维湍流流场的数值仿真及实验研究提出一种基于计算流体力学的流量传感器设计方法。

4.Network intelligent metal tube rotameter consists of flowmeter sensor system and network communication system.

网络化金属管浮子流量计由流量计传感系统和网络通信系统两部分组成。

5.Flow was checked by a rotameter at the end of the sampling period.

流动检查由浮子结束时的采样周期。

6.The equipment is equipped with rotameter, easy to adjust.

仪器配有转子流量计，调节方便，使用安全可靠。

7.The blood flow of the left circumflex coronary artery was measured by a rotameter in 18 open-chest dogs.

开胸狗18只，用转子流速计连续测量冠状动脉左旋枝流量。

8.Based on the computational fluid dynamics, a design method for flow meter is given through numerical simulation and experiment on metal tube rotameter with special structure fixed on the level piping.

通过对适合安装于水平管道的特殊结构的金属管浮子流量计三维湍流流场的数值仿真及实验研究提出一种基于计算流体力学的流量传感器设计方法。

9.The anolyte ow rate was measured with a rotameter, which gave a velocity of the electrolyte in the packed bed of around 0.2 m s1, taking the porosity into account.

那个阳极低利率是衡量一个浮子，这了速度电解质中的填料床的围绕0.2米一，要考虑的孔隙度到。

10.The engineer installed a rotameter to measure the flow rate of the gas in the pipeline.

工程师安装了一个转子流量计来测量管道中气体的流量。

11.During the test, the rotameter showed a consistent flow rate of 2 liters per minute.

在测试期间，转子流量计显示每分钟稳定流量为2升。

12.To calibrate the system, we need to check the rotameter against a known standard.

为了校准系统，我们需要将转子流量计与已知标准进行比较。

13.The rotameter provides a visual indication of flow rate, which is crucial for our experiments.

这个转子流量计提供了流量的可视指示，这对我们的实验至关重要。

14.In the laboratory, we often use a rotameter to ensure accurate fluid measurements.

在实验室中，我们经常使用转子流量计来确保液体测量的准确性。

作文

In the field of fluid dynamics, accurate measurement of flow rates is essential for various applications, from industrial processes to scientific research. One of the most effective devices used for this purpose is the rotameter, a type of variable area flowmeter that provides a visual indication of flow rate. The rotameter consists of a tapered tube and a float that rises and falls within the tube as the flow rate changes. As the fluid flows through the tube, it lifts the float, and the position of the float indicates the flow rate on a calibrated scale. This simple yet ingenious design makes the rotameter an invaluable tool in many industries, including chemical processing, water treatment, and HVAC systems.The principle behind the operation of a rotameter is based on the balance between the gravitational force acting on the float and the upward force created by the fluid flow. When the flow rate increases, the float rises higher in the tapered tube, which in turn increases the cross-sectional area through which the fluid can pass. This relationship allows for a direct correlation between the float's position and the flow rate. The ease of reading the flow rate on the scale makes the rotameter user-friendly, even for those who may not have extensive technical knowledge.One of the significant advantages of using a rotameter is its ability to measure both liquids and gases. This versatility is particularly useful in laboratories and manufacturing plants where different types of fluids are handled. Additionally, rotameters are often constructed from materials that are resistant to corrosion, making them suitable for use with aggressive chemicals. Their simplicity also means that they require minimal maintenance compared to more complex flow measurement devices.However, like any instrument, rotameters have limitations. They are typically best suited for low to moderate flow rates and may not be as accurate at very high or very low flow conditions. Furthermore, the presence of bubbles or particles in the fluid can affect the float's movement, leading to inaccurate readings. Therefore, it is crucial to consider the specific application and conditions under which a rotameter will be used.In conclusion, the rotameter is a vital instrument in the measurement of fluid flow rates. Its straightforward design, ease of use, and ability to handle various types of fluids make it a popular choice across multiple industries. Understanding how a rotameter works and its applications can greatly enhance one's ability to manage fluid dynamics effectively. As technology continues to advance, innovations in flow measurement will likely build upon the principles established by the rotameter, ensuring that accurate flow measurement remains a cornerstone of engineering and scientific endeavors.

在流体动力学领域，准确测量流量对于各种应用至关重要，从工业过程到科学研究。用于此目的的最有效设备之一是rotameter，一种可变面积流量计，提供流量的视觉指示。rotameter由一个锥形管和一个浮子组成，当流量变化时，浮子在管内升降。随着流体通过管道流动，它会抬起浮子，浮子的位置在经过校准的刻度上指示流量。这种简单而巧妙的设计使得rotameter成为许多行业中不可或缺的工具，包括化工处理、水处理和暖通空调系统。rotameter的操作原理基于浮子所受的重力与流体流动产生的向上力之间的平衡。当流量增加时，浮子在锥形管中升高，这反过来又增加了流体可以通过的横截面积。这种关系使得浮子位置与流量之间存在直接的关联。阅读刻度上的流量数值的简便性使得rotameter即使对于没有广泛技术知识的人来说也很友好。使用rotameter的一个显著优势是它能够测量液体和气体。这种多功能性在实验室和制造厂中尤为有用，因为那里处理不同类型的流体。此外，rotameter通常由耐腐蚀材料制成，适合用于强腐蚀性化学品。它们的简单性也意味着与更复杂的流量测量设备相比，它们所需的维护较少。然而，像任何仪器一样，rotameter也有其局限性。它们通常最适合低到中等流量，可能在非常高或非常低的流量条件下不够准确。此外，流体中的气泡或颗粒的存在可能会影响浮子的运动，导致读数不准确。因此，考虑rotameter将要使用的特定应用和条件至关重要。总之，rotameter是测量流体流量的重要仪器。它的简单设计、易用性和处理各种类型流体的能力使其成为多个行业的热门选择。理解rotameter的工作原理及其应用可以极大地提高一个人有效管理流体动力学的能力。随着技术的不断进步，流量测量的创新可能会建立在rotameter所确立的原则之上，确保准确的流量测量仍然是工程和科学工作的重要基石。