光隔型开关电源稳压系统设计

综合课程设计报告题目光隔型DC/DC开关电源稳压系统设计学院自动化专业电气工程与自动化班级XXXXXX学号XXXXXXX学生姓名XX指导教师完成日期2010年XX月XX日一、综合课程设计目的A1A2A0A3A4A5A6A7A8A10A9A11A12A13A14A15A16A17A18A19A7A8A20A21A4A22A23A24A25A26A27A28A29A30A31A32A33A34A24A35A36A37A38A39A37A40A41A42A43A44A45A46A47A48A49A33A34A24A5A50A51A52A53A54A46A55A56A57A30A25A12A13A58A59A60A61A16A17A18A19A62A58A24A63A64A65A31A32A66A67A68A37A63A36A69A70A71A68A37A63A72A73A70A71A68A37A63A70A8A70A71A51A52A68A49A31A32A33A34MATLABA74A75A53A14A15A57A38A39A37A22A23A76A77A31A32A33A34A24A78A79A7A8A57A80A60A61A18A19EDAA81A82A83A83PROTEL99SEA84DXPA57A85A86A87A88A32A70A89A66A67A90A24A91A20A7A8A92二、课程设计题目与要求A93A94A95DC/DCA96A97A98A99A100A101A102A103A104A105AA106A107A108A109A110A111A1121A113A114A115A111A1123660A113VDCA116A1122A113A114A117A11124VDCA116A118A119A120A121A111100WA116A122A123A121A111A11210100A113A116A1123A113A124A125A126A127A128A129A13025KHZA131L125A132HA133C1800A132FBA126A134A135A136A137A138A126A139A140A141A142MOSFETA143三、数学建模与调节率参数计算1开关电源控制系统的结构2开关电路主回路的理想开关模型A144A145A146PWMA147A148A146A149A150A151A152A153A154A155A156A157A158_LU0RUICS3可以建立状态空间平均模型和状态方程4局部线性化得到小信号模型，可以求解出状态变量与控制量D（占空比）间的传递函数5PWM比较器（输入控制直流电平U，输出占空比D），锯齿波USKT，K为锯齿波上升段斜率，则，传递函数为6开关电源的PID控制系统仿真6010E7S10E4S12TRANSFERFCNSTEPSCOPEPIDPIDCONTROLLER1GAIN11GAIN10110DLLCRCXXUG1627G1627G1627,LICIUUXU其中，221/11IOLCIOUCSRISLDSLCSSRUSULDSLCSSRIOU为工作点处输入电压值UDKT1DUKT四、MATLAB仿真分析1A159A160A161A162A163A164A165KP0005KI3KD0A166A167A168A169A1705A171A172A173A167A168A169A17010A171A172A174A167A168A169A17050A171A172A175A167A168A169A170100A171A172由以上仿真图像可以看出当负载在5时，系统的超调量较大，同一组PI参数情况下，随着负载率的变大，系统的超调量逐渐减少，系统的响应时间也随着负载率的变大而变大。五、硬件电路原理图设计分析与元器件选择1半桥逆变与整流模块Q1MOSFETNQ2MOSFETND1DIODED2DIODE100KR1RES100KR2RES100UFC1100UFC21800UFC3D3DIODED4DIODE125UHL1INDUCTOTUHUL48半半半半半半半OUT1OUT2TI1R28GND12JP248VGNDT1A176A177A178A179A180A181A182A183A184A185A186A187A188A189A190A191A192A193A194A195A196A197A198A188A189A199A200A180A200A201A202A203A204A199A205A206A207A197A208A199A200A209A210A211A180A199A212A185A213A214A199A212A180A215A176A216A187A217A218A219A220A196A197A199A200A221A222A223A220A224A217A218A225A179A212A226A227A228A229A230A231A218A232A199A233A234A196A197A199A200A221A218A208A220A224A213A214A199A235A225A217A236A237A238A180A183A239A229A230A231A236A240A199A216A209A210A180A199A241A242A240A225A232A199A224A243A209A223A244A245A246A247A248A249A250A216A242A217A236A219A220A251A252A196A197A209A210A180A199A241A185A218A253A222A254A255A92A254A197A204A188A189A190A191A192A43A193A194A195A216A188A189A199A200A237A188A189A28A212A190A191A192A180A0A1A2A3A180A199A212A4A5A6A202A203A197A193A33A7A8A213A214A199A235A199A212A180A215A176A216A202A41A217A222A219A220A196A197A221A218A232A199A225A221A222A240A199A197A209A210A180A199A241A223A62A9A218A253A222A254A57A109A254A197A110A10A210A199A241A242A11A12A224A243A209A223A242A218A253A222A254A180A199A241A6A22A115A92A254A180A13A14A15A16A245A246A179A17A216A121A18A19A20A197A242A176A177A78A199A205A209A197A179A212A226A227A228A126A21A242A23A24A25A26A209A193A27A224A199A27A197A133A29A30A31A32A34A240A35A216A179A212A226A180A179A36A231A218A253A231A222A242A18A37A38A222A61A218A2162电压检测及输出接口模块75MR310MR401UFC401UFC5OUT1OUT2UF12JP1电电电电电电电A185A39A201A40A42A44A45A46A180A47A48A197A242A199A212A41A49A50A180A199A51A39A201A38A52A180A51A14A197A156A53A41A49A199A212A383VA233A54A55A199A51A33JP1A50A2163电流检测控制模块1KR17100KR182KR195KR201KR2114KR2210KR2310KR24470R25470R2647KR2781432U7ALM358ANU86N136Q32N390401UFC17GND2GND215V15V12VGND2GND1IASDTI电电电电A158A56A58A59A46A60A197A179A212A226A63A64A65A66A52A199A27IMAX2100/2442AA233A121A8A179A212A226A179A36A1852A197A167A224A199A27A67A201A185A66A52A199A27A18010A197A208A186IMAX111N2/N1IMAX223AA167A68A69A199A51R28A51A14A1851A171A70A197A68A69A50A199A212UT23VA197A234A202A213A214A50A199A212USA197A208A186USUTR19R23/R20R23R19R17R19R20R23A167A4A71A199A2121VA197A208A72A73A74A75A76A246A32A186R171KR192KR205KR2310K4PWM调制模块56KR5220R651KR71MKR81KR910KR103KR1143KR12470R13470R1447KR1547KR16001UFC13330NFC1401UFC15U56N136U66N13610UFC1612V12VUFGND251VGND2IAGND2GND2GND2GND115VUAUB51VPWM调调125678910111213141516INVINPUTNIINPUTCTRTDISCHARGESOFTSTARTCONPENSATIONSHUTDOWNOUTPUTAGROUNDVCOUTPUTBVINVREFU3SG3525A158A56SG3525A5A100A77A79A180A28A80A81A4A71A199A21251VA197A242PIDA184A82A226A41A83A213A214A50A38A4A71A199A2123VA216A220A224SIMULINKA84A85A197A187A86A87A31PIA184A82A197A158A56A84A85A88A89A197A38A76A246KP0005,KI3A158A56KPR7/R8,KI1/R8C14A19A32PIA184A82A90A91A226A93A180A14A186R751KR81MKC14330NFA216PWMA184A94A95A96A158A56A186A110R556KC13001UFR6A185A97A98A196A3A167A75A199A51A197A215A99A380500A171A70A197A156A53A38220A171A70A2165A176A177A101A102A90A10301UFC801UFC901UFC10D6GND2UHULUAUBSD半半半半GND215V123567910111213IR2110VDDHINLINSDVSSVBHOVSVCCLOCOMU26A203A204A104A199A235A90A103112VA204A104A199A235KHZFKRFCKRPFCKHZSKHZSCRRFTTTTTDT50065,01086,1000254020053701MAX47UFC11D7IN58221000UFC12100MHL312V48VGND212V电电12345FBOUTPUTGNDON/OFFVINLM2576U4A189A105LM257612VA192A106A107A108A111A112A113A114215VA116A117A118A11947UFC6D5IN58221000UFC7100MHL215V48VGND215V电电GND1GND20R012345FBOUTPUTGNDON/OFFVINLM2576U1A189A105LM257615VA192A106A107A108A111A112A113A114六、参考文献A211A120A122A123A124A125A127A128A129A130A1