heat carrier

简明释义

热载体

英英释义

例句

1.In geothermal systems, water acts as a heat carrier 热载体 to transfer heat from the earth to buildings.

在地热系统中，水作为热载体 热载体将热量从地球传递到建筑物。

2.The heat carrier 热载体 in this heating system is a special fluid that circulates through the pipes.

该供暖系统中的热载体 热载体是一种特殊的流体，通过管道循环。

3.The choice of heat carrier 热载体 can significantly affect the efficiency of a thermal system.

选择合适的热载体 热载体可以显著影响热系统的效率。

4.Liquid metals are sometimes used as a heat carrier 热载体 in advanced cooling systems.

液态金属有时被用作先进冷却系统中的热载体 热载体。

5.In many industrial processes, steam is used as a heat carrier 热载体 to transfer energy efficiently.

在许多工业过程中，蒸汽被用作热载体 热载体以高效传递能量。

作文

In the realm of thermodynamics, the concept of a heat carrier is crucial for understanding how energy is transferred within various systems. A heat carrier can be defined as a substance that facilitates the transfer of thermal energy from one location to another. This process is fundamental in both natural and engineered systems, such as in heating and cooling applications, power generation, and even in biological processes. For instance, water is often used as a heat carrier in many heating systems due to its high specific heat capacity, which allows it to absorb and transport significant amounts of heat without experiencing drastic temperature changes. In industrial settings, steam is another effective heat carrier, utilized for its ability to carry thermal energy efficiently through pipes and into machinery or buildings. The effectiveness of a heat carrier is determined by several factors, including its thermal conductivity, specific heat, and phase state. For example, gases typically have lower thermal conductivities compared to liquids and solids, making them less effective heat carriers in certain applications. However, they can still play a vital role in processes like convection, where heat is transferred through the movement of the gas itself. In renewable energy systems, the choice of heat carrier can significantly impact efficiency. Solar thermal systems often use a fluid, such as glycol or water, to absorb solar energy and transfer it to a storage system or directly to a heat exchanger. The selection of an appropriate heat carrier in these systems is critical for maximizing energy capture and minimizing losses during transport. Moreover, in the context of climate change and energy sustainability, understanding the role of heat carriers is essential. For instance, in district heating systems, hot water is circulated through insulated pipes to provide heating to multiple buildings. This method not only improves energy efficiency but also reduces greenhouse gas emissions compared to individual heating systems. On a biological level, living organisms utilize various heat carriers to regulate their internal temperatures and maintain homeostasis. Blood, for example, acts as a heat carrier in mammals, distributing heat generated by metabolic processes throughout the body. This biological mechanism ensures that all organs receive adequate heat to function optimally. In conclusion, the understanding of heat carriers extends beyond mere definitions; it encompasses a wide range of applications and implications in our daily lives. From industrial processes to natural systems, the efficiency and effectiveness of heat carriers are pivotal in energy management and environmental sustainability. As we continue to innovate and seek sustainable solutions, the study of heat carriers will remain a vital area of research and application.

在热力学领域，热载体的概念对于理解能量如何在各种系统中转移至关重要。热载体可以定义为一种促进热能从一个位置转移到另一个位置的物质。这个过程在自然和工程系统中都是基础性的，例如在供暖和制冷应用、发电，甚至在生物过程中。例如，水常常被用作许多供暖系统中的热载体，因为它具有较高的比热容，使其能够在没有剧烈温度变化的情况下吸收和运输大量热量。在工业环境中，蒸汽是另一种有效的热载体，因其能够高效地通过管道将热能输送到机械或建筑物中。热载体的有效性由几个因素决定，包括其导热性、比热和相态。例如，气体通常比液体和固体具有较低的导热性，因此在某些应用中作为热载体的效果较差。然而，在对流等过程中，它们仍然可以发挥重要作用，其中热量通过气体自身的运动转移。在可再生能源系统中，热载体的选择可以显著影响效率。太阳能热系统通常使用如甘醇或水这样的流体来吸收太阳能并将其传递到储存系统或直接到热交换器。在这些系统中选择合适的热载体对最大化能量捕获和最小化传输损失至关重要。此外，在气候变化和能源可持续性的背景下，理解热载体的作用是必不可少的。例如，在区域供热系统中，热水通过绝缘管道循环，为多栋建筑提供供暖。这种方法不仅提高了能源效率，还减少了与单独供暖系统相比的温室气体排放。在生物层面，生物体利用各种热载体来调节其内部温度并维持稳态。例如，血液在哺乳动物中充当热载体，将由代谢过程产生的热量分配到全身各个器官。这一生物机制确保所有器官都获得足够的热量以最佳功能。总之，理解热载体不仅仅是定义的问题；它涵盖了我们日常生活中广泛的应用和影响。从工业过程到自然系统，热载体的效率和有效性在能源管理和环境可持续性中至关重要。随着我们不断创新并寻求可持续解决方案，对热载体的研究将始终是一个重要的研究和应用领域。