water head

简明释义

水头

英英释义

例句

1.To ensure efficient irrigation, farmers need to measure the water head in their canals.

为了确保高效灌溉，农民需要测量他们运河中的水头。

2.The engineer calculated the water head to determine the pressure at the turbine inlet.

工程师计算了水头以确定涡轮入口的压力。

3.The water head affects the flow rate of water through pipes in a plumbing system.

水头影响管道系统中水流的流速。

4.In a hydropower plant, the height of the dam creates a significant water head for energy generation.

在水电站中，大坝的高度产生了显著的水头用于能量生成。

5.When designing a fountain, the architect took into account the water head to achieve the desired height of the jets.

在设计喷泉时，建筑师考虑了水头以达到喷嘴所需的高度。

作文

In the realm of hydrology and engineering, the term water head refers to the height of water above a reference point, typically measured in meters or feet. This concept is crucial in various applications, particularly in the design and operation of hydraulic systems. The water head can influence the pressure exerted by the water, making it an essential factor in determining how water flows through pipes, dams, and other structures. Understanding water head is vital for engineers who work on projects involving water resources management, irrigation systems, and flood control measures.For instance, when designing a dam, engineers must calculate the water head to ensure that the structure can withstand the pressure of the water behind it. The greater the water head, the higher the pressure at the base of the dam. This pressure is critical for the stability of the dam and the safety of the surrounding areas. If the water head is too high, it may lead to structural failure, resulting in catastrophic consequences.Moreover, water head plays a significant role in hydroelectric power generation. In hydroelectric plants, the potential energy of water stored at a height is converted into electrical energy. The efficiency of this process largely depends on the water head. A higher water head means more potential energy, which can be transformed into electricity. Therefore, locations with a substantial water head are often preferred for constructing hydroelectric facilities.In addition to these applications, understanding water head is also important in environmental studies. For example, the water head can affect the flow of rivers and streams, influencing ecosystems and habitats. Changes in the water head due to human activities, such as dam construction or water extraction, can disrupt natural water flow patterns, leading to ecological imbalances. Environmentalists and hydrologists must monitor water head levels to assess the health of aquatic ecosystems and implement conservation strategies.Furthermore, the concept of water head extends beyond physical measurements; it can also be metaphorically used in discussions about resource management and sustainability. For instance, the water head can symbolize the potential for growth and development in a community. Just as a higher water head can generate more energy, communities with abundant water resources have greater opportunities for agricultural productivity, industrial growth, and improved living standards.In conclusion, the term water head encompasses a wide range of implications in engineering, environmental science, and community development. Its significance cannot be overstated, as it influences the design of hydraulic structures, the generation of renewable energy, and the health of ecosystems. By understanding and managing water head effectively, we can harness water resources sustainably and promote a better quality of life for future generations.

在水文学和工程学领域，术语水头指的是水面相对于参考点的高度，通常以米或英尺为单位进行测量。这个概念在各种应用中至关重要，特别是在水利系统的设计和运行中。水头可以影响水施加的压力，因此它是确定水如何通过管道、坝和其他结构流动的重要因素。理解水头对从事水资源管理、灌溉系统和防洪措施的工程师来说至关重要。例如，在设计大坝时，工程师必须计算水头以确保结构能够承受后方水的压力。水头越大，坝基处的压力就越高。这种压力对大坝的稳定性及周围地区的安全至关重要。如果水头过高，可能导致结构失效，从而造成灾难性的后果。此外，水头在水电发电中也起着重要作用。在水电站中，储存在高处的水的势能被转化为电能。这个过程的效率在很大程度上依赖于水头。更高的水头意味着更多的势能，可以转化为电力。因此，具有较大水头的地点通常被优先选择用于建设水电设施。除了这些应用外，理解水头在环境研究中也很重要。例如，水头可以影响河流和溪流的流动，进而影响生态系统和栖息地。由于人类活动（如大坝建设或抽水）引起的水头变化可能会破坏自然水流模式，导致生态失衡。环境学家和水文学家必须监测水头水平，以评估水生生态系统的健康状况并实施保护策略。此外，水头的概念不仅限于物理测量；它还可以在资源管理和可持续性讨论中隐喻性地使用。例如，水头可以象征一个社区的增长和发展的潜力。就像更高的水头可以产生更多的能量一样，拥有丰富水资源的社区在农业生产力、工业增长和改善生活标准方面有更大的机会。总之，术语水头涵盖了工程、环境科学和社区发展的广泛含义。其重要性不容小觑，因为它影响着水利结构的设计、可再生能源的生成以及生态系统的健康。通过有效理解和管理水头，我们可以可持续地利用水资源，并为未来几代人提升生活质量。