thermistor

简明释义

英[θɜːˈmɪstə(r)]美[ˈθɜːrmɪstər]

n. [电子] 热敏电阻；电热调节器

英英释义

单词用法

同义词

反义词

例句

1.Method the method of sampling by thermistor thermometer connected to a computer was applied.

方法使用热敏电阻温度计与计算机联机采样方法。

2.One thermistor is exposed to the ambient temperature, the other is sealed.

热敏电阻是一个暴露在环境温度，另一种是密封的。

3.We have brought in a kind of table look-up way thermistor temperature transmitter-based design.

提出了一种基于查表方式的热敏电阻温度变送器的设计方案。

4.This sensor combines the property of a thermistor and a pyroelectric sensor.

该传感器兼有热敏电阻和热电传感器的特性。

5.A thermistor operates an alarm lamp.

热敏电阻操动报警灯。

6.Once in place, a thermistor at the end of the probe is able to detect any slight rise in temperature should the liquid drop below the end of the probe.

一旦在适当的位置，探针端部的热敏电阻可探测出任何轻微的温度上升，这意味着液体可能下降到了探针端部以下。

7.The thermistor used in this circuit is temperature-sensitive and responds quickly to changes.

这个电路中使用的热敏电阻对温度变化非常敏感，并且反应迅速。

8.A thermistor is crucial for accurate temperature readings in digital thermometers.

在数字温度计中，热敏电阻对于准确的温度读数至关重要。

9.Engine control units often rely on a thermistor to manage engine temperature.

发动机控制单元通常依赖于热敏电阻来管理发动机温度。

10.The temperature sensor in the air conditioning system uses a thermistor to monitor the indoor climate.

空调系统中的温度传感器使用热敏电阻来监测室内气候。

11.In many home appliances, a thermistor helps regulate heating elements.

在许多家用电器中，热敏电阻帮助调节加热元件。

作文

In today's technological world, the importance of temperature sensing devices cannot be overstated. One such device that plays a crucial role in various applications is the thermistor. A thermistor is a type of resistor whose resistance varies significantly with temperature. This unique property makes it an essential component in many electronic devices. There are two main types of thermistors: NTC (Negative Temperature Coefficient) and PTC (Positive Temperature Coefficient). NTC thermistors decrease in resistance as the temperature increases, while PTC thermistors increase in resistance with rising temperature.The versatility of thermistors allows them to be used in a wide range of applications. For example, they are commonly found in household appliances such as refrigerators and air conditioners, where they help regulate temperature to maintain optimal performance. In medical devices, thermistors are used to monitor body temperature, ensuring accurate readings for patient care. Additionally, they are employed in automotive systems to monitor engine temperature, contributing to vehicle safety and efficiency.One of the key advantages of using a thermistor is its sensitivity. Compared to traditional temperature sensors like thermocouples, thermistors provide a more precise measurement of temperature changes. This high sensitivity makes them ideal for applications requiring quick response times and accurate temperature control. Furthermore, thermistors are relatively inexpensive and compact, making them suitable for integration into various electronic circuits.Despite their many advantages, thermistors also have limitations. For instance, they typically have a limited temperature range compared to other temperature sensors. While NTC thermistors can operate effectively in lower temperature ranges, they may not perform well in extreme heat. Similarly, PTC thermistors are often used for overcurrent protection but may not be suitable for precise temperature measurements. Therefore, it is essential to select the right type of thermistor based on the specific requirements of the application.In conclusion, the thermistor is a vital component in modern electronics, providing accurate temperature measurements across various industries. Its unique properties and advantages make it a popular choice for temperature sensing applications. As technology continues to advance, the role of thermistors is likely to expand, leading to even more innovative applications. Understanding how thermistors work and their potential uses can help engineers and designers create better products that meet the demands of our ever-evolving world.

在当今的科技世界中，温度传感器设备的重要性不容小觑。其中一个在各种应用中发挥着关键作用的设备就是热敏电阻。热敏电阻是一种电阻器，其电阻随温度变化而显著变化。这一独特的特性使其成为许多电子设备中的重要组成部分。热敏电阻主要有两种类型：NTC（负温度系数）和PTC（正温度系数）。NTC热敏电阻随着温度升高而电阻降低，而PTC热敏电阻则随着温度升高而电阻增加。热敏电阻的多功能性使其可以用于广泛的应用。例如，它们通常出现在冰箱和空调等家用电器中，帮助调节温度以保持最佳性能。在医疗设备中，热敏电阻用于监测体温，确保患者护理的准确读数。此外，它们还用于汽车系统中监控发动机温度，有助于提高车辆的安全性和效率。使用热敏电阻的一个主要优点是其灵敏度。与传统的温度传感器如热电偶相比，热敏电阻提供了更精确的温度变化测量。这种高灵敏度使其非常适合需要快速响应时间和准确温控的应用。此外，热敏电阻相对便宜且体积小，适合集成到各种电子电路中。尽管有许多优点，热敏电阻也存在局限性。例如，与其他温度传感器相比，它们通常具有有限的温度范围。虽然NTC热敏电阻可以在较低的温度范围内有效工作，但在极高的温度下可能表现不佳。类似地，PTC热敏电阻通常用于过流保护，但可能不适合精确的温度测量。因此，根据具体应用的要求选择合适的热敏电阻至关重要。总之，热敏电阻是现代电子产品中的重要组成部分，在各个行业提供准确的温度测量。其独特的特性和优势使其成为温度传感应用的热门选择。随着技术的不断进步，热敏电阻的角色可能会扩展，导致更多创新的应用。理解热敏电阻的工作原理及其潜在用途可以帮助工程师和设计师创造更好的产品，以满足我们不断发展的世界的需求。