zenith angle

简明释义

天顶角

英英释义

例句

1.Astronomers often calculate the zenith angle 天顶角 to determine the position of stars in the night sky.

天文学家经常计算天顶角以确定星星在夜空中的位置。

2.The solar panel's efficiency is maximized when the zenith angle 天顶角 is minimized during midday.

太阳能电池板在中午时分，当天顶角最小化时效率最高。

3.In meteorology, the zenith angle 天顶角 helps in understanding the intensity of sunlight reaching the Earth's surface.

在气象学中，天顶角有助于理解阳光到达地球表面的强度。

4.The zenith angle 天顶角 is crucial for calculating the optimal tilt of solar panels.

计算太阳能电池板最佳倾斜角度时，天顶角至关重要。

5.When the sun is directly overhead, the zenith angle 天顶角 is zero.

当太阳正好在头顶时，天顶角为零。

作文

The concept of the zenith angle is fundamental in various fields such as astronomy, meteorology, and even architecture. The zenith angle refers to the angle formed between the vertical direction and a line drawn from a specific point on the Earth's surface to a celestial object, typically the sun. This angle plays a critical role in determining the position of the sun in the sky at any given time of the day. Understanding the zenith angle is essential for solar energy applications, as it affects the intensity of sunlight received on solar panels. For instance, when the zenith angle is small, meaning the sun is directly overhead, the sunlight is more intense and efficient for solar energy conversion. Conversely, a larger zenith angle indicates that the sun is lower in the sky, resulting in less direct sunlight and consequently reduced efficiency in solar energy systems.In addition to solar energy, the zenith angle is also crucial in meteorology for predicting weather patterns. Meteorologists use the zenith angle to assess the amount of solar radiation reaching the Earth's surface, which influences temperature and weather conditions. By understanding how the zenith angle changes throughout the seasons, meteorologists can make more accurate forecasts. For example, during summer, the zenith angle is smaller, leading to warmer temperatures, while in winter, a larger zenith angle results in cooler conditions.Furthermore, architects and builders consider the zenith angle when designing buildings and structures to maximize natural light and minimize energy consumption. By analyzing the zenith angle at different times of the year, they can position windows and other openings to capture sunlight effectively, reducing the need for artificial lighting. This practice not only enhances the comfort of occupants but also contributes to sustainable building practices.The mathematical calculation of the zenith angle can be derived from the latitude of the observer and the declination of the sun. The formula involves trigonometric functions, making it essential for students and professionals in related fields to have a solid understanding of geometry and trigonometry. As technology advances, software and applications are now available to calculate the zenith angle quickly and accurately, allowing for more efficient planning in various projects.In conclusion, the zenith angle is a significant concept that impacts multiple disciplines, including solar energy, meteorology, and architecture. By grasping its implications and applications, individuals can better appreciate the interconnectedness of science and real-world scenarios. Whether you are an aspiring engineer, a meteorologist, or simply someone interested in understanding the environment, knowledge of the zenith angle will undoubtedly enhance your comprehension of how celestial mechanics influence our daily lives.

“顶角”这一概念在天文学、气象学，甚至建筑学等多个领域都具有基础性的重要性。“顶角”是指从地球表面某一点到一个天体（通常是太阳）之间的直线与垂直方向所形成的角度。理解“顶角”对于太阳能应用至关重要，因为它影响到太阳能电池板接收到的阳光强度。例如，当“顶角”较小时，意味着太阳正好在头顶上方，此时阳光更为强烈，有利于太阳能转化。相反，当“顶角”较大时，意味着太阳位于天空较低的位置，导致阳光的直射减少，从而降低太阳能系统的效率。除了太阳能外，“顶角”在气象学中也至关重要，有助于预测天气模式。气象学家利用“顶角”来评估到达地球表面的太阳辐射量，这直接影响温度和天气条件。通过了解“顶角”在四季之间的变化，气象学家可以做出更准确的天气预报。例如，在夏季，“顶角”较小，导致温暖的气温，而在冬季，较大的“顶角”则会造成较冷的条件。此外，建筑师和施工人员在设计建筑物和结构时也会考虑“顶角”，以最大限度地利用自然光并减少能耗。通过分析不同季节的“顶角”，他们可以有效地定位窗户和其他开口，以捕获阳光，从而减少人工照明的需求。这种做法不仅提高了居住者的舒适度，还促进了可持续建筑实践。“顶角”的数学计算可以根据观察者的纬度和太阳的偏差来推导。这个公式涉及三角函数，使得相关领域的学生和专业人士必须对几何和三角学有扎实的理解。随着技术的进步，现在有软件和应用程序可以快速准确地计算“顶角”，从而使各种项目的规划更加高效。总之，“顶角”是一个重要的概念，影响着多个学科，包括太阳能、气象学和建筑学。通过掌握其含义和应用，个人可以更好地理解科学与现实世界场景之间的相互联系。无论你是一个有抱负的工程师、气象学家，还是仅仅对理解环境感兴趣的人，了解“顶角”无疑会增强你对天体力学如何影响我们日常生活的理解。