Reconfigurable technology can be a new useful technology in real - time signal processing , biologic information processing , simulation of vlsi , etc . it is a focal technology of international academy and industrial field . dft is a common tool that is widely used in image processing and digital signal analysis . but the large scale of computation prevents it from been used in real - time system 离散傅立叶变换( discretefouriertransformation _ dft )是数字信号分析与处理如图形、语音及图像等领域的重要变换工具，是数字图像处理技术的基础，通过在时域和频域来同切换图像，对图像的信息特征进行提取和分析，简化了计算工作量，被喻为描述图像信息的第二种语言，广泛应用在图像变换。
In fact , the bearing with finite width are widely used in rotational machinery . but the calculation of oil - film force of this kind of bearing needs a large mount of time , and analytical method is powerless to this problem . considering of above reasons , this paper leads into averageing natural value method that can meet the requirment of engineering 鉴于工程中广泛使用有限宽轴承，而对于这种轴承的油膜力的计算，采用数值方法计算工作量很大，而解析法又无能为力的情况，本文引入了一种适用于工程精度要求的平均本征值法。
Cellular automata was applied to solve mechanical problem of plane truss , and the feasibility of which was discussed in this article . the characteristic of cell and the way of dividing cell were studied while presenting a program and its frame chart . the work load of the new method was not much because it neednt form a partial differential set or a general finite element robustness matrix . numerical computing results show that the new method has a rapid speed of convergence to nodal displacement and internal force of element , so it probably has a good prospect in solving solid mechanical problems 尝试用细胞自动机作平面桁架力学分析，探讨了该方法的可行性.给出元胞的划分方法和特性，列出计算框图并编制了相应的程序，由于不必形成结构的偏微方程集或有限元的总体刚度矩阵，计算工作量小.算例表明，该方法对结点位移和杆内力的收敛速度均较快，是一种分析固体力学问题有前景的新方法
The numerical results show that the proposed model can not only effectively reduce the cost of the numerical analysis in time domain , but also retain the main factors for the dam - foundation dynamic interaction analysis , and the results are reasonable , acceptable and very convenient for engineering application 结果表明，这种直接应用于时域求解的简化模型，既反映了影响相互作用的主要因素，又使计算工作量大大减少，结果可靠合理，便于工程上的推广应用，同时为进一步进行非线性体系在时域中的简化计算打下了基础。
Owing to multi - lift characteristics of high rcc gravity dams , great efforts of calculative work should be taken for computing 3 - d temperature and stress fields of the dams . a non - homogeneous multi - laminate element model is put forward to reduce the efforts , making 3 - d simulative calculation of high rcc gravity dams realized 由于碾压混凝土坝成层浇筑的施工特点，给大坝三维温度场和徐变应力场全过程仿真计算带来了巨大的计算工作量，特别在高碾压混凝土坝中尤为突出。
The everyday workload is very big in the blending workshop . particularly , for the sake of the quantity guarantee , the statistics and mass analysis of blending data information about the everyday work must be done so that the guidance for unfinished workload and the experience for later operation can be acquired 其混匀车间每天的工作量很大，尤其为了保证质量，都要对当天混匀作业做统计和质量分析，以获得对本堆未完工作量的指导和增强日后的操作经验；因此每天的计算工作量繁重。
The living example analysis shows that the two results are not only equal according to the full probability formula and deleting truth subsets in the calculation of system reliability for mine ventilation network based on boolean manipulation and minimization algorithm in the independence minimal path sets , but also it is fewer to possess boolean manipulations in the calculation and the calculating program is simplified greatly to the method of boolean manipulation and minimization algorithm in the independence minimal path sets 实例分析表明：采用升序排列的最小独立路集并按不交型积之和定理予以真子集涤除的不交化处理后，不仅计算值等同于一般网络分析中用全概率公式计算的矿井通风网络系统可靠度，而且，计算工作量大为简化。
To adapt the circumstance in which the crankshaft torsional vibration generally exists , the new method ( tvrs method ) in which the cylinder power is inversely solved according to the torsional vibration curve is put forward and deduced in this paper , that is , the average effective pressure of each cylinder i . e . power condition of each cylinder is estimated based on a crankshaft torsional vibration curve according to the elasticity model of the actual shafting of engine and by use of the i . c . engine dynamics , the numerical calculations and the signal theory etc . although the computing workload is more , the method makes full use of the now available data of the torsional vibration of the i . c . engine , and can be used to all kinds of i . c . engine on any kind of operating condition , so it has higher application value 为适应内燃机普遍存在曲轴扭振的情况，本文提出并推导了利用扭振信号反算的新方法( tvrs法) ，即采用轴系中某一测点的扭转振动信号，按轴系实际的弹性模型，依据内燃机动力学、数值计算方法和信号理论等，反算各缸的平均有效压力，定量判断各缸的作功状况。此法充分利用内燃机现有的扭振资料，虽然计算工作量较大，但普遍适用于各种类型各种工况的内燃机，有较高的实用价值。
Uml is a good kind of modeling language which is defined properly and can be described easily and has powerful functions . it is a good modeling tool in object - oriented design . according to power plant soft - package ’ s requirement of northeast electric power design institute enterprise standard , and following the oo design method , we developed sizing flash tanks and chimney outlet velocity software system 该系统符合东北电力设计院《电厂设计软件包》的要求,改变了以往人工计算工作量大、易出错、计算不完整、输入输出不明显的缺点,实现了便于用户使用和检查、调整计算和设计方案、保存计算结果、便于校核和存档等自动功能。
Especially , the relay protective settings of transmission line are greatly affected by network parameters and framework changing resulted from operational mode of system and the examining and repairing of equipment . so it makes the calculation of relay protective settings more complicated and the more repeated computation work and lasts more time , while the best plan ca n ' t always be achieved 尤其输电线路保护整定值受系统运行方式、设备检修等导致的网络参数和结构变化影响较大，使得其整定计算更加复杂繁琐，重复计算工作量非常大，耗时较长，而且还不一定能够得到最优方案。
