pirani gage

简明释义

皮喇尼真空计

英英释义

例句

1.In vacuum systems, a pirani gage is essential for monitoring pressure levels.

在真空系统中，皮拉尼压力计对于监测压力水平至关重要。

2.The engineer calibrated the pirani gage to ensure accurate pressure readings.

工程师校准了皮拉尼压力计以确保压力读数的准确性。

3.During the experiment, the pirani gage indicated a drop in pressure.

在实验过程中，皮拉尼压力计显示出压力下降。

4.The data from the pirani gage helped us understand the vacuum's stability.

来自皮拉尼压力计的数据帮助我们了解真空的稳定性。

5.We replaced the old pirani gage with a more sensitive model.

我们用一个更灵敏的型号替换了旧的皮拉尼压力计。

作文

In the field of vacuum technology, precise measurement of pressure is crucial for various applications, including scientific research and industrial processes. One instrument that has gained prominence in this area is the pirani gage, a device used to measure low pressures in a vacuum environment. The pirani gage operates on the principle of thermal conductivity, which allows it to provide accurate readings even at very low pressure levels. This makes it an essential tool for researchers and engineers working in laboratories or manufacturing settings where maintaining a specific vacuum level is necessary.The pirani gage consists of a heated wire that is exposed to the gas whose pressure is being measured. As the pressure decreases, the number of gas molecules surrounding the wire also decreases, leading to a reduction in heat transfer from the wire to the gas. This change in temperature can be correlated to the pressure of the gas, allowing for a precise measurement. Unlike other types of pressure gauges, the pirani gage is particularly effective in measuring pressures below atmospheric levels, making it ideal for high-vacuum applications.One of the key advantages of using a pirani gage is its ability to provide real-time data. This is particularly beneficial in processes where pressure fluctuations can affect the quality of the final product. For example, in semiconductor manufacturing, maintaining a stable vacuum is essential for ensuring the integrity of the materials being processed. The pirani gage allows operators to monitor pressure levels continuously, enabling them to make timely adjustments to the vacuum system as needed.Moreover, the pirani gage is relatively easy to install and use, which contributes to its popularity in various industries. Its compact design allows it to be integrated into existing vacuum systems without significant modifications. Additionally, modern pirani gages often come with digital displays and interfaces that simplify the process of reading and interpreting pressure data. This user-friendly aspect makes the pirani gage accessible to a wide range of users, from experienced technicians to those who are new to vacuum technology.However, like any measurement device, the pirani gage has its limitations. It is primarily designed for low-pressure measurements and may not perform accurately at higher pressures. Furthermore, the presence of certain gases can affect the thermal conductivity properties, potentially leading to inaccurate readings. Therefore, it is essential for users to understand the specific conditions under which their pirani gage operates best and to calibrate it regularly to ensure accuracy.In conclusion, the pirani gage is a vital instrument in the realm of vacuum technology, providing accurate and reliable measurements of low pressures. Its operation based on thermal conductivity, combined with its ease of use and real-time monitoring capabilities, makes it indispensable in various applications, from scientific research to industrial manufacturing. As technology continues to advance, the pirani gage will likely evolve further, enhancing its functionality and expanding its applications across different fields.

在真空技术领域，压力的精确测量对于科学研究和工业过程等各种应用至关重要。在这一领域中，一种名为pirani gage的仪器逐渐受到重视，它用于测量真空环境中的低压。pirani gage的工作原理基于热导率，这使得它能够在非常低的压力水平下提供准确的读数。这使得它成为研究人员和工程师在实验室或制造环境中维持特定真空水平所必需的工具。pirani gage由一个暴露于被测气体的加热丝组成。当压力降低时，围绕加热丝的气体分子数量也随之减少，从而导致从加热丝到气体的热传递减少。这种温度变化可以与气体的压力相关联，从而实现精确测量。与其他类型的压力计不同，pirani gage特别适合测量低于大气压力的压力，因此在高真空应用中显得尤为理想。使用pirani gage的一个主要优势是能够提供实时数据。这在压力波动可能影响最终产品质量的过程中尤其有益。例如，在半导体制造中，维持稳定的真空对确保加工材料的完整性至关重要。pirani gage允许操作员持续监测压力水平，使他们能够及时调整真空系统。此外，pirani gage相对容易安装和使用，这进一步促进了它在各个行业中的普及。其紧凑的设计允许它在不进行重大修改的情况下集成到现有的真空系统中。此外，现代的pirani gages通常配备数字显示屏和界面，简化了读取和解释压力数据的过程。这种用户友好的特点使得pirani gage可供从经验丰富的技术人员到刚接触真空技术的新手广泛使用。然而，像任何测量设备一样，pirani gage也有其局限性。它主要设计用于低压测量，可能无法在较高压力下准确工作。此外，某些气体的存在可能会影响热导率特性，从而可能导致不准确的读数。因此，用户必须了解pirani gage最佳工作的具体条件，并定期校准以确保准确性。总之，pirani gage是真空技术领域的重要仪器，能够提供低压的准确可靠测量。它基于热导率的操作，加上易于使用和实时监测的能力，使其在从科学研究到工业制造的各种应用中不可或缺。随着技术的不断进步，pirani gage可能会进一步发展，增强其功能并扩展其在不同领域的应用。