ignition temperature

简明释义

着火温度

英英释义

例句

1.The ignition temperature of paper is about 232 degrees Celsius.

纸张的点燃温度大约为232摄氏度。

2.Understanding the ignition temperature of various materials is crucial for fire safety.

了解各种材料的点燃温度对消防安全至关重要。

3.In industrial settings, knowing the ignition temperature helps prevent explosions.

在工业环境中，了解点燃温度有助于防止爆炸。

4.The ignition temperature of gasoline is around 246 degrees Celsius.

汽油的点燃温度大约为246摄氏度。

5.Wood has a relatively high ignition temperature, making it safer to store than some chemicals.

木材的点燃温度相对较高，使其比某些化学品更安全存储。

作文

The concept of ignition temperature refers to the minimum temperature at which a substance will spontaneously ignite in the presence of an oxidizing agent, without an external ignition source. Understanding this concept is crucial in various fields, including chemistry, fire safety, and engineering. For instance, in industrial settings, knowing the ignition temperature of materials can help prevent dangerous accidents. If a material reaches its ignition temperature, it can lead to uncontrollable fires or explosions, posing significant risks to both personnel and equipment.In the realm of chemistry, the ignition temperature plays a vital role in reactions involving flammable substances. When studying combustion, scientists must consider the ignition temperature to ensure that reactions occur safely and predictably. For example, when designing engines or combustion chambers, engineers must account for the ignition temperature of fuels to optimize performance while minimizing the risk of premature ignition.Moreover, the ignition temperature can vary significantly among different substances. For example, gasoline has a lower ignition temperature compared to diesel fuel. This difference means that gasoline engines require more careful handling and storage practices to avoid accidental ignition. Similarly, materials like wood or paper have distinct ignition temperatures, which is why they are often used as fuel in fireplaces and bonfires. Understanding these differences can help individuals make informed decisions about safety and usage in everyday life.In fire safety, the ignition temperature is a critical factor in assessing the risk of fire hazards. Firefighters and safety professionals use this information to evaluate materials in buildings and other environments. For instance, if a construction material has a low ignition temperature, it may not be suitable for certain applications where fire resistance is necessary. By understanding the ignition temperature of various materials, safety regulations can be established to protect lives and property.Additionally, the ignition temperature is not static; it can be influenced by several factors, including pressure, concentration of gases, and the physical state of the material. For example, fine powders can have lower ignition temperatures than their bulk counterparts due to increased surface area exposure to oxygen. This phenomenon is particularly relevant in industries that handle powdered chemicals, as it necessitates stringent safety measures to prevent dust explosions.In conclusion, the concept of ignition temperature is essential for understanding combustion and fire safety. Whether in industrial applications, chemical research, or everyday life, awareness of the ignition temperature of various materials can significantly reduce the risk of fire-related incidents. It is imperative for professionals in relevant fields to continually educate themselves on this topic to ensure safe practices and effective risk management. By doing so, we can create safer environments and prevent the devastating consequences of uncontrolled fires.

“点火温度”这一概念指的是在氧化剂存在的情况下，物质自发点燃所需的最低温度，而不需要外部点火源。理解这一概念对于化学、消防安全和工程等多个领域至关重要。例如，在工业环境中，了解材料的点火温度可以帮助防止危险事故的发生。如果某种材料达到其点火温度，可能会导致失控的火灾或爆炸，从而对人员和设备造成重大风险。在化学领域，点火温度在涉及易燃物质的反应中发挥着重要作用。在研究燃烧时，科学家必须考虑点火温度以确保反应安全且可预测。例如，在设计发动机或燃烧室时，工程师必须考虑燃料的点火温度，以优化性能并最小化过早点火的风险。此外，不同物质的点火温度可能会有显著差异。例如，汽油的点火温度低于柴油。这一差异意味着汽油发动机在处理和存储时需要更加小心，以避免意外点燃。类似地，木材或纸张具有独特的点火温度，这就是为什么它们常被用作壁炉和篝火中的燃料。理解这些差异可以帮助个人在日常生活中做出有关安全和使用的明智决策。在消防安全领域，点火温度是评估火灾危险性的重要因素。消防员和安全专业人士利用这些信息评估建筑物及其他环境中的材料。例如，如果一种建筑材料的点火温度较低，则可能不适合用于某些需要耐火性的应用。通过了解各种材料的点火温度，可以制定安全规定，以保护生命和财产。此外，点火温度并不是静态的；它会受到多种因素的影响，包括压力、气体浓度和材料的物理状态。例如，细粉末的点火温度可能低于其块状物，因为其表面积暴露于氧气的程度增加。这一现象在处理粉状化学品的行业中特别相关，因为这需要严格的安全措施来防止粉尘爆炸。总之，点火温度的概念对于理解燃烧和消防安全至关重要。无论是在工业应用、化学研究还是日常生活中，意识到各种材料的点火温度都能显著降低与火灾相关的事件风险。相关领域的专业人士必须不断自我教育，以确保安全实践和有效的风险管理。通过这样做，我们可以创造更安全的环境，防止失控火灾带来的毁灭性后果。