working medium

简明释义

工作介质

英英释义

例句

1.In refrigeration systems, the refrigerant serves as the working medium 工作介质 that absorbs and releases heat.

在制冷系统中，制冷剂充当工作介质 工作介质，吸收和释放热量。

2.In hydraulic systems, oil is often used as the working medium 工作介质 to transmit force.

在液压系统中，油通常用作工作介质 工作介质 来传递力量。

3.In a steam engine, the water vapor acts as the working medium 工作介质 that transfers energy to the pistons.

在蒸汽机中，水蒸气作为工作介质 工作介质 将能量传递给活塞。

4.The efficiency of a heat pump depends significantly on the properties of the working medium 工作介质 used.

热泵的效率在很大程度上取决于所使用的工作介质 工作介质 的特性。

5.The choice of working medium 工作介质 can affect the overall performance of a thermodynamic cycle.

选择工作介质 工作介质 会影响热力学循环的整体性能。

作文

In the realm of engineering and thermodynamics, the term working medium refers to the substance that transfers energy in a system. This can be a gas or a liquid that absorbs heat and converts it into work. Understanding the concept of working medium is crucial for various applications, including engines, refrigerators, and heat pumps. The efficiency of these systems often depends on the properties of the working medium used. For example, in steam engines, water is the working medium that transforms from liquid to vapor and back, facilitating the conversion of thermal energy into mechanical work. Similarly, in refrigeration cycles, a refrigerant acts as the working medium, absorbing heat from the environment and releasing it elsewhere, thus maintaining a cool temperature inside the refrigerator. The choice of working medium affects not only the efficiency of the system but also its environmental impact. Engineers must consider factors such as the boiling point, thermal conductivity, and specific heat capacity of the working medium to optimize performance. For instance, the use of environmentally friendly refrigerants has become increasingly important in modern designs due to global warming concerns. Moreover, the working medium plays a significant role in renewable energy systems, such as solar thermal plants. In these systems, a fluid is heated by solar energy and then used to generate electricity. The selection of an appropriate working medium can enhance the overall efficiency of the energy conversion process. In summary, the working medium is a fundamental concept in various engineering disciplines. Its role in energy transfer and conversion processes cannot be overstated. A thorough understanding of the properties and behavior of different working mediums enables engineers to design more efficient, sustainable, and effective systems. As technology advances, the exploration of new working mediums continues to be a vital area of research, promising improvements in energy efficiency and reductions in environmental impact. Thus, mastering the concept of working medium is essential for anyone involved in engineering and energy-related fields.

在工程和热力学领域，术语工作介质指的是在系统中传递能量的物质。这可以是吸收热量并将其转化为功的气体或液体。理解工作介质的概念对于各种应用至关重要，包括发动机、冰箱和热泵。这些系统的效率通常取决于所使用的工作介质的特性。例如，在蒸汽机中，水是工作介质，它在液体和蒸汽之间转变，促进热能转化为机械功。同样，在制冷循环中，制冷剂作为工作介质，从环境中吸收热量并释放到其他地方，从而保持冰箱内部的低温。工作介质的选择不仅影响系统的效率，还影响其环境影响。工程师必须考虑工作介质的沸点、导热性和比热容等因素，以优化性能。例如，由于全球变暖问题，现代设计中使用环保制冷剂变得越来越重要。此外，工作介质在可再生能源系统中也发挥着重要作用，例如太阳能热电站。在这些系统中，流体被太阳能加热，然后用于发电。选择合适的工作介质可以提高能量转换过程的整体效率。总之，工作介质是各种工程学科中的一个基本概念。它在能量传递和转换过程中的作用不容小觑。深入理解不同工作介质的特性和行为使工程师能够设计出更高效、可持续和有效的系统。随着技术的进步，对新工作介质的探索仍然是一个重要的研究领域，承诺改善能量效率并减少环境影响。因此，掌握工作介质的概念对于任何参与工程和能源相关领域的人来说都是必不可少的。