hot wire manometer

简明释义

热线压力计

英英释义

例句

1.Using a hot wire manometer can help identify leaks in the ductwork.

使用热丝测压计可以帮助识别管道中的泄漏。

2.In the lab, we rely on a hot wire manometer for precise pressure measurements.

在实验室中，我们依赖热丝测压计进行精确的压力测量。

3.The hot wire manometer is essential for testing the efficiency of the HVAC system.

对于测试暖通空调系统的效率，热丝测压计是必不可少的。

4.The engineer used a hot wire manometer to measure the airflow in the ventilation system.

工程师使用热丝测压计来测量通风系统中的气流。

5.To ensure accuracy, calibrate the hot wire manometer before each use.

为确保准确性，在每次使用前校准热丝测压计。

作文

In the field of fluid dynamics and engineering, precision measurement of pressure and flow is crucial for various applications. One of the most innovative devices used for this purpose is the hot wire manometer. A hot wire manometer (热丝压差计) is an instrument that measures fluid velocity by utilizing the principle of heat transfer. It consists of a thin wire that is heated electrically, and as the fluid flows over it, the cooling effect of the fluid causes the wire to lose heat. The amount of heat lost is directly related to the velocity of the fluid, allowing for accurate measurements.The working principle of a hot wire manometer is based on the relationship between the temperature of the wire and the flow of the fluid. When the wire is heated, it reaches a certain equilibrium temperature. As the fluid flows past, it carries away some of the heat, causing the wire to cool down. This cooling effect can be quantified, and by knowing the characteristics of the wire and the properties of the fluid, engineers can calculate the velocity of the fluid with high accuracy. This makes the hot wire manometer an essential tool in aerodynamics, HVAC systems, and various industrial applications.One of the significant advantages of using a hot wire manometer is its sensitivity. It can detect very small changes in fluid velocity, which is particularly useful in research settings where precision is paramount. Additionally, the hot wire manometer can be miniaturized, allowing it to be used in confined spaces where traditional manometers might not fit. This versatility has led to its widespread adoption in both laboratory and field environments.However, there are some limitations to consider when using a hot wire manometer. For instance, the device can be affected by temperature fluctuations in the environment, which may lead to inaccuracies in measurements if not properly calibrated. Furthermore, the wire can be damaged if exposed to harsh conditions or high flow rates, necessitating careful handling and maintenance.In conclusion, the hot wire manometer (热丝压差计) is a vital instrument for measuring fluid velocity in various applications. Its unique operating principle, combined with its sensitivity and compact design, makes it an invaluable tool in the fields of engineering and fluid dynamics. As technology continues to advance, we can expect further improvements in the design and functionality of hot wire manometers, enhancing our ability to measure and analyze fluid behavior with even greater accuracy.

在流体动力学和工程领域，精确测量压力和流量对于各种应用至关重要。其中一种用于此目的的创新设备是热丝压差计。热丝压差计是一种通过利用热传递原理来测量流体速度的仪器。它由一根薄丝组成，该丝通过电加热，当流体流过它时，流体的冷却效应使丝失去热量。失去的热量与流体的速度直接相关，从而允许进行准确的测量。热丝压差计的工作原理基于丝的温度与流体流动之间的关系。当丝被加热时，它达到一定的平衡温度。随着流体的流动，它带走了一些热量，导致丝降温。这种冷却效应可以量化，通过了解丝的特性和流体的性质，工程师可以高精度地计算流体的速度。这使得热丝压差计成为空气动力学、暖通空调系统和各种工业应用中的重要工具。使用热丝压差计的一个显著优点是其敏感性。它可以检测到流体速度的微小变化，这在精确度至关重要的研究环境中特别有用。此外，热丝压差计可以小型化，使其能够在传统压差计可能无法适应的狭小空间中使用。这种多功能性使其在实验室和现场环境中得到广泛应用。然而，在使用热丝压差计时需要考虑一些限制。例如，设备可能会受到环境温度波动的影响，如果没有正确校准，可能导致测量不准确。此外，如果暴露于恶劣条件或高流速下，丝可能会损坏，因此需要小心处理和维护。总之，热丝压差计（热丝压差计）是测量各种应用中流体速度的重要仪器。其独特的操作原理，加上其敏感性和紧凑设计，使其成为工程和流体动力学领域不可或缺的工具。随着技术的不断进步，我们可以期待热丝压差计在设计和功能上的进一步改善，从而增强我们以更高的准确性测量和分析流体行为的能力。