电力电子

电力电子和工业装备行业广泛应用成像和检测设备,电动机及发电机、变流器、开关、变压器、线圈、执行器、传感器和电源。在整个产品设计过程中,这些行业的工程师必须达到一系列目标,包括提高生产效率,产品不断微型化和更高的可靠性,同时符合针对电磁辐射对环境的影响而逐渐严格的政府法规。

电力和工业装备的设计必须纳入电气,机械,流体和控制子系统而成为一个复杂的多学科系统。随着功率密度的增加,对于产品的热性能和机械可靠性是一个重大的挑战。

电力电子及控制系统的突破

在本领域,最好的工程仿真工具综合了多种物理学。利用ANSYS技术的广度和深度,工程师可以进行全面的多物理和多尺度仿真,能够快速准确的进行机械设计优化,同时满足机械、热能和电磁约束。这种仿真驱动产品的发展促使产品优化设计,缩短设计周期,大幅降低成本,提高产品创新。

ANSYS提供了各种工程仿真工具以应对工业设备和电力电子设计的挑战。

 

 

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热管理Thermal Management - power electronics 热管理Thermal Management - power electronics

For thermal management, ANSYS Icepak software provides system-level CFD simulation including conduction, radiation, and natural and forced-air cooling. Typical applications include cooling power electronics components, such as IGBTs and MOSFETs, controlling PCB cooling, and selecting/locating fans and heat sinks. Design engineers choose ANSYS FLUENT software for water cooling applications and fluid flow and heat transfer analysis on geometrically complex systems.对于热管理,ANSYS Icepak软件提供了系统级CFD的模拟,包括传导、辐射、以及自然和强制风冷。典型应用包括电子组件的冷却,例如IGBTs和MOSFETs、 PCB散热、选择/定位风扇和散热片。工程师选择ANSYS FLUENT对几何形状复杂的产品进行水冷却、流体流动和传热分析。

Thermal management of power devices using ANSYS Icepak

运用ANSYS Icepak对电源器件进行热管理分析

结构分析和结构热分析 Mechanical & Thermomechanical - power electronics  结构分析和结构热分析 Mechanical & Thermomechanical - power electronics

ANSYS Mechanical software is valuable for examining mechanical and thermomechanical stresses in power electronic components. It is also used to study nonlinear phenomena including fatigue, delamination and crack propagation. Power and industrial equipment engineers incorporate harmonic, vibration and rotary dynamic analysis in designing rotating machinery and components. The ANSYS Rigid Dynamics capabilities enables analysis of complex assembly kinematics. When combined with ANSYS Mechanical, the solution offers the option of automatically running a combined rigid–flexible analysis.在电力电子器件中,采用ANSYS Mechanical来检验结构和结构热应力是可行的。它也可以用来研究包括疲劳、分层和裂纹扩展等非线性现象。电力和工业设备的工程师在旋转机械和器件的设计中纳入了谐振,振动和旋转的动态分析。ANSYS Rigid Dynamics的功能实现了复杂装配的运动学分析。它与ANSYS Mechanical相结合,提供了自动运行的综合刚柔分析功能。

Stress analysis of electronics device using ANSYS Mechanical

Model courtesy CADFEM GmbH.

运用ANSYS Mechanical对电子设备进行应力分析

 

电磁场Electromagnetic - power electronics 电磁场Electromagnetic - power electronics

For high-frequency electromagnetic simulation, ANSYS offers HFSS and DesignerSI packages, which enable users to conduct comprehensive 3-D and circuit-level simulation to address various electromagnetic interference challenges and meet electromagnetic compliance regulations. The ANSYS Maxwell and Q3D Extractor software offer detailed electromagnetic field simulation and parasitic extraction for devices such as motors, coils, sensors IGBT and actuators.对于高频电磁的模拟,ANSYS提供了HFSSDesignerSI,它使用户能够进行全面的3-D和电路模拟以应对不同的电磁干扰和满足电磁兼容法规。ANSYS Maxwell和Q3D Extractor软件为电机、线圈、IGBT传感器和制动器等设备提供了详细的电磁场仿真和参数提取。

Stress analysis of electronics device using ANSYS Mechanical

Model courtesy CADFEM GmbH.

运用ANSYS Mechanical对电子设备进行应力分析

系统级集成System-Level Integration - power electronics 系统级集成System-Level Integration - power electronics

Various mechanical, electrical and fluid components with control functions are integrated within a power electronic system. ANSYS offers Simplorer software to help ensure that these components will function as intended in a real-world environment. This multi-domain system simulation product enables engineers from various disciplines to optimize, design and verify complex engineering systems, such as hybrid-electric drives or renewable energy electromechanical systems. Key product capabilities include integration with ANSYS 3-D fluids, mechanical and electromagnetic solvers for detailed component modeling and multiple modeling techniques including circuits, block diagrams, state machines, equation level, and modeling languages such as VHDL-AMS, SML (Simplorer Standard Language), and C/C . These can be used concurrently allowing engineers to easily model analog,  digital, mixed signal and multi-domain designs.


不同的机械、电气和流体控制功能组件被集成在一个电力电子系统中。ANSYS提供的Simplorer确保这些组件可以在真实的环境下工作。这种多领域的系统仿真产品使来自不同学科的工程师进行优化、设计和验证复杂的工程系统分析成为可能,如混合动力驱动器或可再生能源的机电系统。主要的产品功能包括ANSYS 3-D流体,机械和电磁求解器等多种模型的集成和多种模拟技术,包括电路、框图、状态机、方程式和建模语言,例如VHDL-AMS,SML(Simplorer Standard Language)和C/C++。这些语言可以同时使用,使工程师轻松的进行模型模拟、数字、混合信号和多领域设计。