admittance matrix

锅炉热平衡计算是指输入锅炉机组的热量和锅炉机组输出热量之间的平衡(Boiler heat balance calculation refers to the input heat boiler unit and boiler unit balance between the heat output)

通过遗传算法，实现了对齿轮传动系统的优化(Through genetic algorithm, the optimization of gear transmission system is realized.)

模拟产生雷克子波以及雷克子波的振幅谱的matlab源代码。(To simulate the Ricker wave and the amplitude spectrum.)

《Turbulence models and their application》的附录程序，经典K-ε湍流模型的绝佳教材。(《 Turbulence models and their application》 in the appendix procedure, the classical K-ε turbulence model is an excellent teaching materials.)

双馈风电模型，英文资料已经翻译为中文，根据模型可搭建成功的风机模组，用于模拟仿真。(Double - fed wind power model, the English information has been translated into Chinese, and the model can build a successful wind module for simulation simulation)

大型风电场接入电网的稳定性问题研究,希望对大家有点启发( the problems of Large wind farms connected to the grid stability)

说明：  基于bpa的IEEE118节点算例,包含全部发电机、线路、负荷、变压器等(An IEEE118-node example based on BPA)

区域综合能源系统中热-电联合建模，通过使用扩展牛顿拉夫逊算法进行统一求解，同时得出系统内热力系统和电力系统的状态参数。(The joint thermal-electrical modeling of regional integrated energy system is solved by using the extended Newton-Raphson algorithm, and the state parameters of the thermal system and the power system in the system are obtained.)

本程序为水蒸气物性参数函数源代码。通过它可以方便的进行常用的热力计算。(This program is a function of the physical parameters of water vapor source code. Can easily be used to calculate the heat through it.)

报告首先介绍了2011年西南电力库（SPP）的市场业务，包括推动电能不平衡市场的发展，引入优先使用廉价电力机制，监控每个市场参与者的电源/负荷平衡和提高系统可靠性。报告随后介绍了2014年西南电力库的集中市场情况，该集中市场将包括多天的可靠性机组启停过程、包含辅助服务在内的日内市场清算服务以及和辅助服务共同优化的实时平衡过程。随后分析了集中市场和其他市场的区别，以及集中市场的功能。(The report first describes the 2011 Southwest Power Pool (SPP) of the market business, including the promotion of energy imbalance market, the introduction of priority in the use of cheap electric power system, monitoring of each market participant the power/load balancing and improve system reliability. The report then describes the Southwest Power Pool 2014, the concentration of market conditions, the concentration of the market will include a number of days the reliability of the unit commitment process, including support services, including day services and the market clearing and support services to optimize the balance between real-time process. Subsequent analysis of the concentration difference between the market and other markets, and focus on the function of the market.)