日照强度

其次，分析了太阳能电池板的工作原理，利用MATLAB仿真软件对不同环境及不同日照强度下的太阳能电池输出特性进行了建模、仿真。

Second , analyzing the principle of the solar panel and using the MATLAB software to build the simulation of the output characteristic for the solar cell under different temperature and isolation .

最大功率点跟踪（MPPT）控制技术是光伏系统领域中在一定环境温度以及日照强度情况下太阳能电池阵列能够输出的最大功率。

The control technology of maximum power point tracking ( MPPT ) is the maximum output power of photovoltaic cell array under given conditions of a certain environment temperature and sunshine intensity in the photovoltaic system domain .

在MATLAB/Simulink仿真环境下，基于光伏电池的I-V解数学函数关系式，建立了光伏电池的仿真模型，并对不同的串联电阻和日照强度变化条件下光伏电池的输出特性进行了仿真。

Based on the mathematical function formula , the simulation model of PV cells is built in MATLAB / Simulink environment . Output features of PV cells are simulated according as the different series load and the isolation .

较高的日照强度可使葡萄达到最佳的成熟度。

The sun exposure is extremely high which enables the grapes to gain optimum maturity .

生态环境发生了一定的变化，日照强度、日间温度及风速均有不同程度的下降，空气湿度有所提高；

The intensity of radiation , day time temperature and wind velocity were less while the air humidity was higher ;

仿真结果验证了光伏电池的输出特性呈非线性，并随串联电阻和日照强度的变化而变化。

The simulation results confirm that the output features of PV cells are nonlinear and vary with the series load and isolation .

而在九月到十二月的天气资料却显示重庆的日照强度不够，为明显的寡日照地方。

In September to December the weather information is displayed in Chongqing sunshine strong enough for the obvious " widowed " sunshine place .

具备良好的动态性能，当日照强度急变时，能迅速稳定输出，避免系统崩溃。

Its sound dynamic performance guarantees a stable output in case of abrupt changes in solar intensity , thus avoiding the breakdown of the system .

光伏电池的输出特性受外界环境影响很大，主要影响因素为电池表面温度和日照强度。

The output characteristics of photovoltaic cells greatly affected by the external environment , the main factors is the cell surface temperature and sunlight intensity .

实验结果表明，该系统在日照强度、环境温度及负载电阻变化较大时仍然能够快速、准确地跟踪到太阳能电池板的最大功率点，并满足软开关条件，具有较好的稳定性。

The experimental results show that the proposed system can track the MPP quickly , exactly , and steadily , irrespective of the irradiation , temperature and load resistance change .

控制系统还设有辅助加热装置，可以在日照强度较小或无日照时进行辅助加热。

Control system also sets up supplementary heating device in order to assist the function when there is weak sunshine or no sunshine . ( 4 ) Design of drying system .

从仿真的结果可以得出以下结论：1、太阳能电池是一种非线性器件，其输出量与多个变量如环境温度、日照强度、串联电阻、并联电阻都密切相关。

We draw the conclusions from simulations : First , solar cell is a nonlinear device , which output is closely related to many variables , such as temperature , light intensity , Rs and Rsh .

主要内容有：在影响输电线路输送容量的瓶颈点设置监测装置，监测导线温度、环境温度和日照强度；

The method can help to improve the transmitting capacity , its main content includes : monitoring equipments which can monitor the conductor temperature , surrounding temperature , sunshine intensity settled on transmission lines ' bottleneck points which have influence on transmitting capacity ;

时至今日，人类对光伏系统的研究越来越深入广泛，但在光伏系统的研发过程中，太阳能电池由于受日照强度、环境温度影响较大，导致实验成本过高，研发周期变长。

Today , human study on PV systems is more and more extensive . Because of the influence of the sunlight intensity and surroundings temperature , the cost of PV array experiments is too high and the cycle of study becomes too long .

同时泰州市位于长江下游北岸，西南部濒临长江，日照强度和风力影响较为突出，建筑节能同样重要。

At the same time in the lower reaches of Yangtze river TaiZhou north shore , the southwest is on the verge of the Yangtze river , sunshine intensity and wind effects are more prominent , the energy conservation of the building are equally important .

其次，重点对分布式电源（光伏、风电）系统功率输出进行预测与概率建模，从而得到光伏发电功率输出与日照强度等之间模型关系以及风力发电功率输出与风速等之间模型关系。

Secondly , the power output of DG including photovoltaic ( PV ) and wind power is modeled and predicted by probabilistic method , and so on the relationship models between the PV output power and sunshine intensity , wind power and wind speed , are established .

我们需要知道日照时间和强度。

We need to know how many hours of sunshine we have and how strong it is .

各气象因素之间相关分析发现年降水总量、年实测日照总时数、年平均实际日照强度与年平均气温高度相关（P<0.01）。

However , it was found by the correlation analysis between factors that the whole year rainfall , sunshine time and mean annual sunshine intensity were strongly associated with the air temperature ( P < 0.01 ) .

阴阳概念与日照及时空相关，阴阳学说的本源是日照强度随时空变化而变化的客观实际。

It is the objective foundation of the theory of Yin Yang that the variation of sunshine intensity changes with variation of space time .