Their topological transformation method is studied,and geometrical models for four topological structures of 6-PSS parallel mechanisms are given,which provide a theoretical basis and innovation method for the study of parallel mechanisms.
引入拓扑学理论,定义了并联机构的拓扑空间,分析了并联机构的拓扑特征;研究了并联机构的拓扑变换方法,给出了6-PSS并联机构的4种拓扑结构的几何模型,为并联机构构型的研究提供了理论基础和创新方法。
A decoupling method of the fuzzy relational systems with typical topological transformations has been discussed.
针对模糊关系系统的解耦问题，提出了可解耦的充分条件及构造模糊串联补偿解耦器的具体方法；在此基础上，进一步讨论了在一类拓扑变换下模糊关系系统的解耦方法。
A new technique for the topological transformation of knowledge models is introduced which can make probleim easier to solve and slinplify the problem-solving process.
综述了知识表示方法中现行的变换技术，指出了其局限性，并提出了一种既便于问题求解，又易于问题求解的新变换技术──知识模型的拓扑变换。
Attribute reduction and date mining in knowledge discovery are formalized with extension transformation and extension knowledge in extenics.
利用可拓学的可拓变换和可拓知识对知识发现过程中的属性约简与数据挖掘进行形式化,并引入计算算子和计算型变换,从属性约简与数据挖掘中提取可拓变换和可拓知识(含变换的因果关系),从而更精炼地说明了属性约简和数据挖掘的本质。
So we firstly define some concepts such as transformation,extension transformation and paradox-resolved transformation extension transformation,etc.
首先定义了变换、可拓变换、解悖变换等概念,在此基础上,证明了增加型变换、蕴涵型变换和删减型变换化矛盾问题为相容问题的可能性,最后证明了使用变换解决矛盾问题的三种策略的逻辑存在性。
Based on the concept of extension market, the types and realizable ways of extension market under different extension transformations are discussed.
根据可拓市场的概念,探讨了在不同可拓变换下可拓市场的类型及实现可拓市场的方式。
The applications of some topological maps to solve problems of location between irregular surfaces in descriptive geometry are discussed with the examples.
对拓扑变换的作图原理进行了论述 ,对三种拓扑变换方法给出了证明 ,并举例说明几种变换方法在解决画法几何中不规则曲面间定位问题中的应
When making topological maps with projection between two spaces,the center projection,parallel projection and radius projection are more used,while the drawing of topological transformation by the plane and cylinder is less used.
在采用投射法建立两空间的拓扑对应时，以中心投射、平行投射、辐向投射较多，而借助于平面、柱面折射进行拓扑变换的作图极少。
Fraday law of electromagnetic induction is on the basis of electromagnetic type discharge meter,making a great innovation of sensor according to De Hoop transformation principle.
在电磁式流量计的基础上进行了创新,依据"拓普变换"原理对传感器进行创新设计。
Drawing the Intersection Line of Two Quadric by the Method of Ellipse Arc Projection and Topological Transformation;
椭圆投射和拓扑变换解两曲面相贯线
Vibration Analysis of Large-scale Complex Multibody Systems Based on Constraint Topology Transformation;
基于约束拓扑变换的大规模复杂多刚体系统振动分析
Research of An Inverter Using DC/DC Converter Topology;
基于DC/DC变换器拓扑逆变器的研究
Inverter topology based on bi-directional flyback DC /DC converter
一种基于双向反激DC/DC变换器的逆变拓扑
Research on DC/DC Forward Converter with the Active-Clamp Reset;
基于正激有源钳位拓扑的DC/DC变换器的研究
Research on Single Phase AC/AC Onverters Based on Simple Topologies;
基于简单拓扑的单相直接AC/AC变换器研究
Low-voltage and Large-current Power Supply Based on Two-input DC-DC Converter;
基于2输入拓扑结构的低压大电流变换器
The Control Principle of the Switch Capacity Transformer of DC/DC and the Topological Structure;
开关电容DC/DC变换器的控制原理及拓扑结构
Research on Integrated Magnetic Technique and Improved Topology of Double Frequency DC-DC Converter
双频DC-DC变换器的磁集成技术及改进拓扑研究
Research of DC-DC Converter Topologies Based on Tapped Inductor
基于抽头电感的DC-DC变换器拓扑结构的研究
An Improved Diode-Clamped Multilevel Inverter Topology
一种改进的二极管钳位型多电平变换器拓扑
Multiple-Input DC/DC Converters With Buffer Cells
带缓冲单元的多输入直流变换器电路拓扑
An Improved Topology of ZCS Resonant Switched Capacitor DC/DC Converter
ZCS谐振开关电容变换器的拓扑结构改进
A New Topology of Three-Level Reinjection Current Source Converter in Parallel
一种新型并联三电平注入式电流型变换器拓扑
Multiple-Input DC/DC Converters Without Buffer Cells
无缓冲单元的多输入直流变换器电路拓扑
Parallel topology of multilevel reinjection current source converter
并联多电平注入式电流源型变换器的新型拓扑
Design and implementation of voltage regulator based on matrix converter topology
基于矩阵变换器拓扑结构的调压器的设计实现
Novel DC-AC Inverter Topology Based on DC-DC Converter and Sliding Mode Control Technique;
基于直流变换器的逆变器拓扑和滑模控制技术研究