本文關鍵詞：混合動力汽車用雙凸極式永磁雙轉子電機的研究　出處：《江蘇大學》2014年博士論文　論文類型：學位論文

  更多相關文章： 混合動力汽車 電磁式混合動力耦合系統(tǒng) 雙凸極式永磁雙轉子電機 優(yōu)化設計 數(shù)學模型 多工況運行模式

【摘要】：隨著混合動力汽車(Hybrid Electric Vehicle, HEV)的發(fā)展,混合動力耦合系統(tǒng)得到了廣泛關注,逐漸成為混合動力汽車領域的研究熱點之一。在該系統(tǒng)中,按照完成混合動力系統(tǒng)中兩種動力源的合成與分配的核心部件的類型分類,混合動力耦合系統(tǒng)主要有采用行星齒輪的機械式混合動力耦合系統(tǒng)和采用雙轉子電機的電磁式混合動力耦合系統(tǒng)兩大類。前者是目前混合動力耦合系統(tǒng)的主流方案,技術較為成熟且已經(jīng)成功應用于實際車型；后者則是利用雙轉子電機采用電磁耦合的方式實現(xiàn)轉矩的傳遞和能量的合成,從而省去行星齒輪等機械部件,為混合動力的能量合成與分配提供了新的解決方案,該系統(tǒng)由于還具有結構緊湊、控制靈活、維護方便等優(yōu)勢,是目前混合動力汽車領域的又一發(fā)展方向之一。本文針對電磁式混合動力耦合系統(tǒng),提出了一種新型雙轉子電機,即雙凸極式永磁雙轉子電機(Double-Salient Permanent-Magnet Double-Rotor Motor, DSPM-DRM),進行了深入系統(tǒng)的理論分析和實驗研究,論文主要研究成果包括以下幾個方面：一、針對HEV應用特點,將“雙轉子電機理論”融入定子永磁型電機,提出了一種具有創(chuàng)新型結構的雙凸極式永磁雙轉子電機。該電機具有兩個轉子和兩層氣隙且永磁體內置于定子和內轉子的特殊結構,通過有限元法精確計算了電感參數(shù)、空載反電勢、氣隙磁密等電機的關鍵磁性能參數(shù),評估了內、外磁場的耦合程度,為建立DSPM-DRM的數(shù)學模型,實現(xiàn)DSPM-DRM的精確控制奠定了理論基礎。二、建立了該類DSPM-DRM的電磁分析、優(yōu)化設計的一般方法。在深入分析雙轉子電機運行機理的基礎上,借鑒定子永磁型電機的設計理論,提出了DSPM-DRM的電機的功率方程、尺寸方程。為有效提高該類電機的電磁性能,研究中以“減小輸出轉矩脈動”和“提高轉矩密度”為優(yōu)化目標,通過建立DSPM-DRM的參數(shù)化優(yōu)化設計模型,采用遺傳控制算法(Genetic Algorithm, GA)實現(xiàn)了電機的多目標優(yōu)化設計。在此基礎上,設計、加工制造了一臺混合度大于50%的小功率實驗原理樣機。三、基于MATLAB建立了DSPM-DRM系統(tǒng)的仿真模型,提出了雙轉子電機運行的基本控制策略。針對DSPM-DRM在混合動力汽車中的應用特點,仿真分析了在HEV的不同典型工況下DSPM-DRM的多種工作運行模式：起動運行、純電動驅動、混合驅動等,從理論上分析和驗證了該類雙轉子電機的混合動力合成的基本原理,為后續(xù)實驗分析奠定了理論基礎。四、基于ADVISOR仿真平臺,通過深度二次開發(fā)構建了基于DSPM-DRM的HEV整車仿真系統(tǒng)模型。選擇在相同的典型循環(huán)測試工況下,從動力性能和燃油經(jīng)濟性等方面,詳細分析了該類雙轉子電機的性能,并與目前主流的混合動力汽車動力合成性能進行了對比分析和研究,研究結果進一步驗證了采用DSPM-DRM的電磁式混合動力耦合系統(tǒng)的可行性。五、搭建了基于小功率實驗原理樣機DSPM-DRM的動力混合系統(tǒng)實驗平臺,對實驗原理樣機進行了實驗測試和功能性驗證,完成起動運行、純電動驅動、混合驅動等多種典型工況的實驗與分析。實驗結果驗證了理論分析的正確性、樣機設計和控制策略的合理性,也為下一步DSPM-DRM在HEV中的應用研究提供了理論基礎和技術支持。
[Abstract]:With hybrid cars (Hybrid Electric Vehicle, HEV) the development of hybrid coupling system has received wide attention, has become a hot research topic in the field of hybrid vehicles. In the system, in accordance with the classification of core components to complete the synthesis and distribution of two kinds of power source of hybrid systems, hybrid coupling system a mechanical hybrid coupling system adopts the planetary gear and the use of electromagnetic coupling hybrid system of double rotor motor two categories. The former is the current mainstream hybrid coupling system, technology is more mature and has been successfully applied in practical models; the latter is synthesized by using the electromagnetic coupling of the double rotor motor torque method the transfer and energy, thus eliminating the need for planetary gears and other mechanical components, provides a new solution for the synthesis and distribution of hybrid energy Because of flexible solutions, also has the advantages of compact structure, the control system, convenient maintenance and other advantages, is the field of hybrid cars and a developing direction. Based on electromagnetic hybrid coupling system, put forward a new type of double rotor motor, namely doubly salient permanent magnet motor with double rotors (Double-Salient Permanent-Magnet Double-Rotor Motor, DSPM-DRM), carried out in-depth theoretical analysis and experimental study of the system, the main results of the research include the following aspects: first, according to the characteristics of HEV application, the double rotor motor theory into stator permanent magnet motor, an innovative structure of doubly salient permanent magnet motor with double rotors. The motor with two rotors and two layers of air gap and permanent magnet embedded in the stator and the inner rotor structure, through the finite element method to calculate the inductance parameters, no-load EMF, gas The key parameters of magnetic flux density of the motor, the evaluation, the degree of coupling between the external magnetic field, to set up a mathematical model of DSPM-DRM, to achieve a precise control of DSPM-DRM has laid a theoretical foundation. Two, established the DSPM-DRM electromagnetic analysis, the general optimization design method. In depth analysis of the basic operation of double rotor motor on the mechanism of reference design theory of stator permanent magnet motor, the power equation, DSPM-DRM equation. The size of the motor to improve the electromagnetic performance of the motor, in order to "reduce the output torque ripple and improve the torque density as the optimization objective, the optimization design model parameters DSPM-DRM the adopted control genetic algorithm (Genetic Algorithm GA) to realize the multi-objective optimization design of the motor. On this basis, the design and processing of small power experiment principle prototype of a hybrid of more than 50% manufacturing. Three, MATLAB simulation model was established based on DSPM-DRM system, puts forward the basic control strategy of double rotor motor operation. According to the features of application of DSPM-DRM in the hybrid vehicle, the simulation analysis of a variety of operating mode of DSPM-DRM in different working conditions under HEV: starting operation, pure electric drive, hybrid drive, and the validation of the double rotor motor hybrid synthesis principle based on the analysis of theory, laid the theoretical foundation for the analysis of subsequent experiments. Four, based on ADVISOR simulation platform, through the depth of two times the development of construction of HEV vehicle simulation system model based on DSPM-DRM. In typical cycle test under the same conditions, from the dynamic performance and the fuel economy and other aspects, a detailed analysis of the performance of this kind of dual rotor motor, and the current mainstream of the HEV synthesis performance of the score of Xi Heyan The research results show the feasibility of the use of electromagnetic coupling hybrid system DSPM-DRM. Five, to build a hybrid experimental power DSPM-DRM principle prototype system experimental platform based on the principle of the experimental prototype was tested and completed functional verification, starting operation, pure electric drive, experiment and analysis of several typical conditions the hybrid drive. The experimental results verify the correctness of the theoretical analysis, the rationality of the prototype design and control strategy, and provides a theoretical basis and technical support for the further application of DSPM-DRM in HEV.

【學位授予單位】：江蘇大學
【學位級別】：博士
【學位授予年份】：2014
【分類號】：TM351;U469.7

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