| 1. | Atmospheric general circulation model 大气环流模型 |
| 2. | A response of iap lasg oceanic general circulation model to the observed wind stress 海洋环流模式对风应力的响应 |
| 3. | Current projections of general circulation models imply rates of change of the global climate system that exceed those of almost any natural variation in the geologic past 当前的一般循环模型显示,全球气候体系的变化速率超出了几乎所有过去地质上的自然变化。 |
| 4. | Ii ) we organize the parallel computing of ' the third generation ocean general circulation model from the chinese institute of atmosphere physics ( lasg / iap ) , and we also apply several parallel optimization strategies including multi - overlapping - boundary . the parallelism is implemented both on distributed memory and shared memory parallel computers , based on the spitting of latitude zones . this parallel ocean general circulation model is the first one in china 11 )发展了国内第一个高效并行海洋环流模式:深入研究了中国科学院大气物理所第三代海洋环流模式,分析了其串行计算特点和并行可扩展性,指出了其计算方法上存在的对并行计算的某些限制,对该模式组织了有效并行计算,并成功应用了包括多重叠边界在内的若干并行优化方法,在国产小型mpp系统和sgioriginzoo 。 |
| 5. | To meet the practical requirements for distributed - memory parallel computing of numerical forecasting models , we study on the parallel characteristics of spectral element and finite difference methods . on this basis , we develop fast and parallel computations for three meteorologic models , including 2 - d shallow water equations , the new generation multi - scale weather forecasting model and the ocean general circulation model 本文从气象预报数值模式分布式存储并行计算的实际需要出发,着眼于谱元素方法和有限差分的并行计算性能,研究了二维半隐谱元素浅水波模式、中国科学院大气物理研究所第三代海洋环流模式和中国新一代多尺度预报模式等三个气象预报模式的高效并行计算,设计实现了相应的应用软件。 |
| 6. | Based on the observation data such as coads and soda , the main climatological features of the tropical indian ocean and relationships of sea surface temperature ( sst ) , heat budget with ocean dynamics and thermodynamics processes are analyzed ; the seasonal and interannual variability of the tropical indian ocean are well simulated using a ocean general circulation model ; based on the thermal equation and model output data , the variation mechanism of sst and heat budget are investigated in the tropical indian ocean ; besides , the effect of seasonal variation of wind stress , ekman pumping and horizontal diffusivity on the ocean current and heat budget are studied , using both ideal model and complex model 本文根据coads 、 soda等实际观测资料,较全面的分析了热带印度洋主要的气候特点,并研究了海表面温度( sst ) 、热收支与海洋动力、热力过程的联系;利用全球海洋环流模式较好地模拟出热带印度洋的季节和年际变化;基于热力学方程和海洋环流模式输出结果,探讨了热带印度洋sst和北印度洋热量收支的季节和年际变化机制,进一步揭示了海洋动力过程在北印度洋热平衡中的重要作用;在此基础上,利用理想化的数值试验与数值模拟结果相结合的方式,证实了风应力的季节变化和ekman抽吸,以及水平热量扩散系数对北印度洋海洋环流和热收支的影响。 |
| 7. | ( 3 ) on parallel computing of the third generation ocean general circulation model from lasg / iap i ) we present an optimization model by multi - overlapping - boundary for parallel explicit integration with finite difference discretization , and point out that the gap between speed of network and cpu makes it a practical technique . we compare the parallel characteristics of spectral element and finite difference from the point of view of communications , communication - to - computation ratio and scalability ( 3 )关于中科院大气物理研究所第三代海洋环流模式的高效并行计算? )基于对有限差分离散的分析,提出了一个面向显式时间积分并行计算的多重叠国防科学技术大学研究生院学位论文边界优化模型,指出了网络速度与处理器速度间的落差使得采用冗余计算取代部分通信成为一种具有相对优势的实用技术。 |
| 8. | This thesis is divided into two parts , the first part is the design of the correcting scheme of combined eof for wind stress anomalies simulation field on surface of tropical pacific of lap general circulation model . the second part is . the correcting and exam of the tropical pacific wind stress anomalies for two - level general circulation model 本论文分为两部分:第一部分为针对iap两层大气环流模式输出的热带太平洋海表风应力异常的模拟场设计的误差订正方案,第二部分为对热带太平洋海表风应力异常的模拟场进行订正试验及订正检验。 |