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2015WMM window 地磁模型 程序
2015WMM window 地磁模型 程序,有现成的 源码,有 可执行文件,校验程序的对错, 输入经纬度,高度,时间,输出 多个有用参数。
- 2020-12-10下载
- 积分:1
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采用STC12C5A60S2单片机作为主控芯片实现了PID电机调速控制器
本设计采用STC12C5A60S2单片机作为主控芯片实现了PID电机调速控制器。传感器采用欧姆龙的200线编码器。电机驱动模块采用L298N,使用LM2596来对电机供电。设计中的重点是电机转速的获取和基于PID的电机控制算法的实现。
- 2020-11-03下载
- 积分:1
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自抗扰控制器的SIMULINK仿真
自抗扰控制器的SIMULINK仿真。解释在SIMULINK实现跟踪微分器,扩张状态观测器和非线性组合反馈的步骤02↓3>21fel(e. ,hESOFuncti on Block Parameters: EsoES0 ImaskI达一部丹的作用足阳到玉维我态变量的估计性昃敏状客的实时作用cwrc上△。」C1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.netNLSEFPLANT20020InulinB-E ADEC LibraryNILSEN如TDs: Aerospace Blockseta: Ceanunieations Blockset30CIIneisec〕o1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net皇气區度相对裡度气流速度FM指标值Time(myo1994-2011ChinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net
- 2020-12-06下载
- 积分:1
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1000款MT4_EA源代码文件
1000款MT4_EA全部源代码文件,包含各种刷单、剥头皮、趋势、波段、跟单等源文件。
- 2020-06-24下载
- 积分:1
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DLT/645规约 1997/2007通信协议调试器
一款常用的DLT/645规约 1997/2007通信协议调试器,非常适合车间生产与技术调试用。其中,DLT645-1997_2007多功能电能表通信协议调试器2012-02-07发行.rar包含:DLT645-1997_2007多功能电能表通信协议调试器2009-03-03发行DLT645-1997_2007多功能电能表通信协议调试器2012-02-07发行DLT645-1997通讯规约通信规约.pdfDLT645-2007_通讯规约.pdf
- 2020-12-05下载
- 积分:1
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英飞凌IGBT驱动培训资料
在电力电子装置中的一个重要组成部分,输入连接到控制电路的PWM信号输出端,输出连接到装置各IGBT的门极和发射极,将装置中的控制电路产生的数字PWM信号进行隔离传输和电平转换和功率放大,实现控制电路对IGBT进行开通和关断动作的控制,从而实现装置的功率变换功能。InfineontechnologiesIGBT Gate Drive: Power Suppliesa Gate driving voltage for IGBT+15Vturn-on is normally +15VDriver>□1a Gate driving voltage for IGBTOVturn-off can be oV or negativeWith Single Power Supply5V to-15V)a Negative gate driving voltage+15Vhelps IGBt switch off fasterremain in off state but itDriverneeds dual power suppliesOVWhether to use oV or negativegate driving voltage depends15VWith Dual Power Supplieson the requirement on costZH Liang - Al APperformance05Dec2003agefor internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: InterfaceOpto-couplers is commonly used as interfacingdevices for applications where both signaltransmission and potential isolation are requiredOpto-couplers offers reliable isolation between IGBT(high-potential)& micro-controller(low-potential)Opto-couplers has long signal delay(us)and isexpensiveIsolation +VDpCCMicroDrivercontrollerZH Liang - Al AP05Dec2003Page 6for internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: Half-bridge DriveStandard configuration: 2 drivers, 2 power supplies, 2 opto-couplersAdvantages: standard, reliableDisadvantages: using opto-couplers, higher system costIsolation +VDDlCC1DriverCC1MicrocontrollerDD2+VCC2DriverCC2ZH Liang - Al AP05Dec2003Page 7for internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: Half-bridge DriveIn half-bridge IGBT drive, opto-couplers offer two functions(1)safety isolation &(2) shifting the potential of the gatesignal from uc potential to high-side potentialIf safety isolation between IGBT& micro-controller is notneeded, then"Level Shift" can replace opto-coupling andrealize function(2)OptoHigh-sideHigh-sidecouplerDriverIGBTMicro-Opto-LoW-sideLow-sidecontrollercouplerDriverIGBTZH Liang - Al AP05Dec2003Page 8for internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive Level shiftI FeaturesHVc(600V/1200V)沿PULSERFILTERShort Signal DelayPULSE■Cost- effectiveGEN■ No Safety Isolationevel Shift Half-bridge DriverI BenefitHigh-side““°IGBTO Saving Opto-couplersLevel(lower system costShiftMicro● Wider range ofcontrollerLevelLow-side■■■■■直■口m留■Switching FrequencyShiftIGBT(higher flexibility)ZH Liang - Al AP05Dec2003Page 9for internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: CLTNEWO CLT-Coreless Transformer (for signal transmissionu Coils(Primary Secondary Side)realized on SiliconO Short Signal Delay (allowing high or low switching frequencyu Lower Cost(compared to 1200V level-shift driver日 Safety IsolationCLT Half-bridge DriverHigh-sideCLT Single DriverIGBTCLTMicro-controllerCLTIGBTMicro-controllerLoW-sideIGBTZH Liang - Al AP05Dec2003agefor internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: Boot-strapBoot-strap circuit includes only a diode and a capacitora In half-bridge drive, the boot-strap circuit can replace the high-sidepower supply and make single-supply operation possibleWhen the low-side IGBT (or FWD)is on, the diode is forwardbiased and the capacitor is charged by the low-side power supplyvia the low-side IGBT and stores the energyWhen the low-side IGBt(and FWD)is OFF, the diode is reversebiased and blocks the dc-bus voltage to protect the low-sidecircuit. Meanwhile, the capacitor supplies energy to the high-sidedriverThe boot-strap capacitance should be high enough to keep thesupply voltage stable Capacitance needed can be calculatedbased on the working conditions and device parametersZH Liang - Al AP05Dec2003agefor internal use onlyInfineon Technologies Asia PacificInfineontechnologiesIGBT Gate Drive: Boot-strap circuitConventional2心菲*|■3 high-side power supplies■1|oW- side power supplyUsing boot-strap circuit心体心心●3 diodes& capacitorso 1 low-side power supplyFeaturesa Diode: ultra-fast recoverya Capacitor: general-purposed ITAa Dependent on low-side IGBTBenefitsSaving 3 PS(transformer cost)22ZH Liang - Al AP05Dec2003Reducing wiring connectionPage 12for internal use onlyInfineon Technologies Asia Pacific
- 2020-12-11下载
- 积分:1
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MATLAB神经网络应用设计(第二版)源代码
内含前向型神经网络、反馈型神经网络、竞争型神经网络、神经网络的控制系统预测及诊断等书中实例代码
- 2020-12-03下载
- 积分:1
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synopsys vcs lab
synopsy vcs lab.
- 2021-05-06下载
- 积分:1
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粒子群算法(PSO)工具箱+使用说明
粒子群算法(PSO)工具箱,及其使用简介。有最普通的PSO算法的简单例子。
- 2020-06-29下载
- 积分:1
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Pcie协议1.0+2.0+3.0
PCIe协议规范打包下载 1.0 2.0 3.0
- 2020-12-10下载
- 积分:1