direct steam

简明释义

直接蒸汽

英英释义

例句

1.The engineer decided to use direct steam for heating the process fluid.

工程师决定使用直接蒸汽来加热工艺流体。

2.The plant utilizes direct steam for sterilization purposes.

该工厂利用直接蒸汽进行灭菌。

3.In this system, direct steam is injected into the reactor to maintain the temperature.

在这个系统中，直接蒸汽被注入反应器以维持温度。

4.To prevent overheating, it is crucial to control the flow of direct steam carefully.

为了防止过热，控制直接蒸汽的流量至关重要。

5.Using direct steam can improve the efficiency of the heating process.

使用直接蒸汽可以提高加热过程的效率。

作文

In the world of engineering and thermodynamics, the concept of direct steam is crucial for understanding how steam systems operate efficiently. Direct steam refers to steam that is delivered directly from a boiler to a process or piece of equipment without any intermediate heating or cooling. This form of steam is essential in various industrial applications, including power generation, heating, and even cooking processes.The importance of direct steam can be illustrated through its role in power plants. In these facilities, water is heated in a boiler to produce steam, which then drives turbines to generate electricity. The steam produced is often referred to as direct steam when it is used immediately to turn the turbines. This method enhances efficiency because it minimizes energy losses that occur during the transfer and transformation of steam.Another area where direct steam plays a vital role is in food processing. For example, in the meat industry, direct steam is used for cooking products quickly and uniformly. The use of direct steam ensures that the food is heated evenly, which not only improves the quality of the final product but also reduces the risk of bacterial contamination. Additionally, the rapid cooking provided by direct steam helps in retaining the nutritional value of the food, making it a preferred method in many commercial kitchens.However, using direct steam comes with its challenges. One significant issue is the potential for overheating, which can damage equipment or lead to safety hazards. Therefore, it is essential for engineers and operators to monitor the pressure and temperature of the direct steam closely. Proper control mechanisms must be in place to ensure that the steam remains within safe operating limits.Moreover, the quality of direct steam is another critical factor. Contaminants in the steam can affect the processes it is used in, particularly in industries such as pharmaceuticals and food production. To address this, steam must be treated and purified before it is used as direct steam. This treatment process involves removing impurities and ensuring that the steam meets industry standards for cleanliness and safety.In summary, direct steam is an essential component in many industrial processes, providing efficient heating and energy generation. Its direct application from the boiler to the end-use equipment minimizes energy loss and maximizes operational efficiency. However, careful management of temperature, pressure, and steam quality is necessary to harness its benefits fully. Understanding and controlling direct steam is crucial for engineers and operators to ensure safe and efficient operations across various industries.

在工程和热力学的世界中，直接蒸汽的概念对于理解蒸汽系统如何高效运行至关重要。直接蒸汽是指从锅炉直接输送到工艺或设备的蒸汽，而没有任何中间加热或冷却。这种形式的蒸汽在各种工业应用中都是必不可少的，包括发电、加热甚至烹饪过程。直接蒸汽的重要性可以通过其在发电厂中的作用来说明。在这些设施中，水在锅炉中被加热以产生蒸汽，然后驱动涡轮发电。所产生的蒸汽通常被称为直接蒸汽，当它立即用于转动涡轮时。这种方法提高了效率，因为它最小化了在蒸汽传输和转化过程中发生的能量损失。直接蒸汽在食品加工中也扮演着重要角色。例如，在肉类工业中，直接蒸汽被用来快速均匀地烹饪产品。使用直接蒸汽确保食物均匀加热，这不仅改善了最终产品的质量，还减少了细菌污染的风险。此外，直接蒸汽提供的快速烹饪有助于保持食物的营养价值，使其成为许多商业厨房的首选方法。然而，使用直接蒸汽也面临挑战。其中一个重大问题是过热的潜在风险，这可能会损坏设备或导致安全隐患。因此，工程师和操作人员必须密切监测直接蒸汽的压力和温度。必须建立适当的控制机制，以确保蒸汽保持在安全操作范围内。此外，直接蒸汽的质量也是一个关键因素。蒸汽中的污染物会影响其使用的过程，特别是在制药和食品生产等行业。为了解决这个问题，蒸汽在用作直接蒸汽之前必须经过处理和净化。这个处理过程涉及去除杂质，并确保蒸汽符合行业清洁和安全标准。总之，直接蒸汽是许多工业过程中的一个基本组成部分，提供高效的加热和能量生成。它从锅炉到最终使用设备的直接应用最小化了能量损失并最大化了操作效率。然而，温度、压力和蒸汽质量的仔细管理是充分利用其优势的必要条件。理解和控制直接蒸汽对工程师和操作人员确保各行业安全高效的运营至关重要。