hour angle of apparent sun

简明释义

视太阳时角

英英释义

例句

1.The hour angle of apparent sun 太阳视角时角 changes throughout the day, affecting how sunlight hits the Earth.

随着一天的推移，hour angle of apparent sun 太阳视角时角 会发生变化，从而影响阳光照射地球的方式。

2.The calculation of the hour angle of apparent sun 太阳视角时角 is essential for determining the solar position at any given time.

计算hour angle of apparent sun 太阳视角时角 对于确定任意时间的太阳位置至关重要。

3.In solar energy applications, understanding the hour angle of apparent sun 太阳视角时角 helps optimize the placement of solar panels.

在太阳能应用中，理解hour angle of apparent sun 太阳视角时角 有助于优化太阳能电池板的放置。

4.Astronomers often use the hour angle of apparent sun 太阳视角时角 to predict solar events such as eclipses.

天文学家常常使用hour angle of apparent sun 太阳视角时角 来预测日食等太阳事件。

5.To calculate the local solar time, one must consider the hour angle of apparent sun 太阳视角时角 in relation to the standard meridian.

要计算当地太阳时间，必须考虑hour angle of apparent sun 太阳视角时角 与标准子午线的关系。

作文

The concept of the hour angle of apparent sun is essential in understanding solar movement and its implications for various fields, including astronomy, agriculture, and renewable energy. The term 'hour angle' refers to the measure of time since solar noon, expressed in angular measurement (degrees). More specifically, the hour angle of apparent sun indicates the position of the sun in the sky at any given moment, relative to the observer's local solar time. This measurement is crucial for calculating the sun's altitude and azimuth, which are necessary for solar panel positioning and effective agricultural practices.To comprehend the hour angle of apparent sun, one must first grasp the concept of solar noon. Solar noon occurs when the sun reaches its highest point in the sky for a specific location. At this moment, the hour angle is zero degrees. As time progresses after solar noon, the hour angle of apparent sun increases, indicating that the sun is moving westward across the sky. Conversely, before solar noon, the hour angle decreases, reflecting the sun's eastward movement.For practical applications, understanding the hour angle of apparent sun is vital for optimizing solar energy systems. Solar panels need to be oriented correctly to capture maximum sunlight throughout the day. By knowing the hour angle, engineers can adjust the tilt and orientation of solar panels to ensure they remain perpendicular to the sun’s rays, maximizing energy absorption. This adjustment is particularly important in regions with significant seasonal variations in sunlight.In agriculture, the hour angle of apparent sun plays a critical role in determining the best times for planting and harvesting crops. Different plants require varying amounts of sunlight, and farmers can use the hour angle to predict when their crops will receive optimal light exposure. For instance, understanding the sun's path allows farmers to schedule irrigation and fertilization more effectively, improving yield and resource management.Moreover, the hour angle of apparent sun is also significant in architectural design. Buildings that incorporate large windows or solar panels must consider the sun's trajectory throughout the day. Architects can use the hour angle to design structures that maximize natural light while minimizing heat gain, leading to more energy-efficient buildings. This consideration is particularly relevant in urban areas, where sunlight can be obstructed by tall buildings.Additionally, the hour angle of apparent sun helps in understanding the effects of daylight saving time and time zones on solar energy availability. As the hour angle changes with the seasons, it influences how much sunlight different regions receive at various times of the year. This knowledge is essential for energy planning and management, especially in countries that rely heavily on solar power.In conclusion, the hour angle of apparent sun is a fundamental concept that intersects various disciplines, from science and technology to agriculture and architecture. By understanding this measurement, we can better harness the sun's energy, optimize agricultural practices, and design sustainable buildings. The implications of the hour angle extend beyond mere calculations; they offer insights into how we interact with our environment and utilize natural resources more efficiently. As we continue to face challenges related to climate change and energy sustainability, mastering concepts like the hour angle of apparent sun will be crucial in our efforts to create a more sustainable future.

“明显太阳的时角”这一概念对于理解太阳的运动及其在天文学、农业和可再生能源等多个领域的影响至关重要。“时角”一词指的是自太阳正午以来的时间度量，以角度（度）表示。更具体地说，“明显太阳的时角”指的是在任何给定时刻，太阳在天空中的位置，相对于观察者的当地太阳时间。这个测量对于计算太阳的高度和方位角是必要的，这对于太阳能电池板的定位和有效的农业实践至关重要。要理解“明显太阳的时角”，首先必须掌握太阳正午的概念。太阳正午是太阳在特定地点达到天空最高点的时刻。在这一时刻，时角为零度。随着时间的推移，在太阳正午之后，“明显太阳的时角”增加，表明太阳在天空中向西移动。相反，在太阳正午之前，时角减少，反映出太阳向东移动。在实际应用中，理解“明显太阳的时角”对于优化太阳能系统至关重要。太阳能电池板需要正确定向，以便在一天中捕获最大阳光。通过了解时角，工程师可以调整太阳能电池板的倾斜角度和方向，以确保它们保持与太阳光线垂直，从而最大化能量吸收。这种调整在阳光季节变化显著的地区尤为重要。在农业中，“明显太阳的时角”在确定最佳种植和收获时间方面发挥着关键作用。不同植物需要不同数量的阳光，农民可以利用时角来预测他们的作物何时会获得最佳光照。例如，了解太阳的路径使农民能够更有效地安排灌溉和施肥，提高产量和资源管理。此外，“明显太阳的时角”在建筑设计中也具有重要意义。采用大窗户或太阳能电池板的建筑必须考虑太阳在一天中的轨迹。建筑师可以利用时角设计最大化自然光照同时最小化热量获取的结构，从而实现更高的能效。这种考虑在城市地区尤其相关，因为阳光可能会被高楼大厦遮挡。此外，“明显太阳的时角”还有助于理解夏令时和时区对太阳能可用性的影响。随着时角随季节变化，它影响不同地区在一年中不同时间接受多少阳光。这一知识对于能源规划和管理至关重要，特别是在依赖太阳能的国家。总之，“明显太阳的时角”是一个基本概念，涉及多个学科，从科学和技术到农业和建筑。通过理解这一测量，我们可以更好地利用太阳的能量，优化农业实践，并设计可持续建筑。时角的影响不仅仅限于计算；它还提供了我们如何与环境互动以及更有效地利用自然资源的见解。随着我们继续面临与气候变化和能源可持续性相关的挑战，掌握“明显太阳的时角”等概念将在我们努力创造更可持续的未来中至关重要。