北纬30度东经120度采样点40CM深度土壤温度比较数据

40CM深度的土壤温度变化率能够反映土壤深层的热稳定性。与表层土壤相比，深层土壤受外界环境（如太阳辐射、气温波动等）的影响较小，温度变化相对平缓。因此，该深度的土壤温度变化率能够更准确地反映土壤深层的热状况，为评估土壤热稳定性提供重要依据。 土壤的温度变化率与土壤的热量传导性能密切相关。通过监测40CM深度土壤的温度变化率，可以评估该土层热量向下传导的速率和效率，进而了解土壤的热学性质。这对于研究土壤热量平衡、土壤水热耦合过程以及土壤与大气之间的能量交换具有重要意义。1数据采集：根据气象学标准，设置专业气象采集点，采集40CM深度土壤实时温度数据，时间做到以每小时为间隔，全年365天不间断采集；2数据处理：将数据去噪、优化、补全；3数据加工：通过将2023年和2022年同一月份同一天同一时刻的数据进行比较，得出23年相较于22年同期40CM深度土壤实时温度变化率。

The soil temperature change rate at a depth of 40 cm can reflect the thermal stability of deep soil layers. Compared with surface soil, deep soil is less affected by external environments such as solar radiation and air temperature fluctuations, with relatively gentle temperature changes. Therefore, the soil temperature change rate at this depth can more accurately reflect the thermal status of deep soil layers, providing an important basis for evaluating soil thermal stability.

Soil temperature change rate is closely related to the thermal conductivity of soil. By monitoring the soil temperature change rate at a depth of 40 cm, the rate and efficiency of downward heat conduction in this soil layer can be evaluated, thereby understanding the thermal properties of the soil. This is of great significance for studying soil heat balance, soil hydrothermal coupling processes, and energy exchange between soil and the atmosphere.

1. Data Collection: Set up professional meteorological monitoring stations in accordance with meteorological standards to collect real-time soil temperature data at a depth of 40 cm, with an hourly sampling interval and uninterrupted collection for 365 days a year;
2. Data Processing: Denoise, optimize, and complete the collected data;
3. Data Calculation: Compare the real-time soil temperature data at 40 cm depth from 2022 and 2023 at the same month, same day and exact time, to derive the real-time soil temperature change rate at 40 cm depth in 2023 relative to the same period in 2022.

搜集汇总

数据集介绍

特点

该数据集记录了北纬30度东经120度采样点40CM深度土壤温度的比较数据，包含8766条记录，每小时更新一次。数据用于评估土壤热稳定性和热量传导性能，为土壤热学性质研究提供重要依据。