shift control造句
例句与造句
- Compared with phase - shift control , pwm plus phase - shift control can reduce the current stresses and rms currents of the converter . the loss of the converter can also decrease . lt is proved the converter can achieve zvs in larger load variation
与常规相移控制方式相比， pwm加相移控制方式能减小变换器的电流应力，减小通态损耗，同时也能拓宽零电压开关的范围，使变换器在较宽的负载变化范围内都能实现软开关。 - Secondly , the specific circuit effects in the phase - shift pwm converter and their impact on the converter dynamics are analyzed . the small - signal model is derived incorporating the effects of phase - shift control . the design of control stage of the converter are optimized based on the small - signal model theoretically
针对全桥移相控制zvsdc dc变换器特有的电路性能以及变换器的动态特性，并结合移相控制的特点建立了全桥移相zvsdc dc变换器电路的小信号模型。 - Abstract : the cardinal principle and modes of automatic power shift for high horsepower tractor , as well as the structure of main sensor ， the sensing technology and the intergrated electrohydraulic control technology are introduced . some useful data have been provided for the design of automatic power shift control system in modern large power tractor
文摘:介绍了现代大功率拖拉机自动换挡控制系统的基本原理和方法，主要传感器的结构、传感技术及电液一体化控制技术，为现代大功率拖拉机自动换挡控制系统的设计提供了一些有用的资料。 - The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach , the inverter ’ s averaging model is presented , and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done . prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed
以全桥桥式拓扑为例,论述了双向电压源型高频环节逆变器单极性移相控制的原理、逆变器在一个高频开关周期内的十二个工作模式及其等效电路;采用状态空间平均法建立了逆变器平均模型,获得了这类逆变器的关键电路参数的设计准则和外特性曲线;分析了系统稳定性,并对逆变器高频环节原理进行了数学分析。 - Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link , are proposed , which is constituted of input cycloconverter , high frequency transformer , output cycloconverter , input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies , such as push pull - full wave mode , push pull - full bridge mode , half bridge - full wave mode , half bridge - full bridge mode , full bridge - full wave mode , and full bridge - full bridge mode etc . taking full bridge - full bridge mode circuit as an example , principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced
本文首先论述了dc / ac逆变技术的应用前景及发展现状。基于正激forward变换器的双向电压源型高频环节逆变器电路结构,由输入周波变换器、高频变压器、输出周波变换器、以及输入、输出滤波器构成;双向电压源高频环节逆变器电路拓扑族,包括推挽全波式、推挽桥式、半桥全波式、半桥桥式、全桥全波式、全桥桥式六种电路。 - It's difficult to find shift control in a sentence. 用shift control造句挺难的
- In order to describe the actual working processes of dielectric barrier discharge ( dbd ) circuit , an analysis model of differential - difference equations was presented , based on the working modes of full bridge serial load resonant dbd circuit , which was adopted with phase shifting control
摘要为描述介质阻挡放电型臭氧发生器电路的实际工作过程，在分析一种移相全桥脉宽调制下串联负载谐振电源供电的臭氧发生器电路的基础上，提出了采用微分差分方程来描述电路的工作过程，并给出了电路可能的工作轨迹。 - The thesis analyses the effect of phase shift control and the utilization of the transformers primary sides saturable inductor to the transformers secondary sides voltage duty cycle , and basic on the buck converter s small signal ac model the converter s model is deserved , and infers control to output transfer function
论文通过分析移相控制方式和高频变压器一次侧的饱和电感对高频变压器二次侧方波电压占空比的影响，在buck变换器小型号模型的基础上建立了带饱和电感的移相控制零电压开关全桥变换器的小信号模型，推导出控制到输出的小信号传递函数。 - A novel high - power pollution - free smps is presented in this paper , which accomplishes simultaneously the goal of soft - switching pwm , the input / output isolation , the output voltage regulation and three - phase pfc with a single - stage power processor and simple pseudo - phase - shift control circuit . therefore , compared with the normal two - stage system , the single - stage power supply has simpler structure , lower cost , higher efficiency and easier to control . the proposed smps can be used in the three - phase power system , and can output high power over kw - order and input / output ( i / o ) isolation dc power supply
本文提出的新型无污染大功率开关电源正是采用三相三线制输入电源，利用单级伪相移零电压零电流开关脉宽调制( pps - zvzcs - pwm )全桥变换器完，成功率因数校正( pfc )和输出电压快速调节、隔离的双重功能，并且该变换器开关管在零电压或零电流下通断，显著的减小了emi 。 - This kind of converter has the advantages such as high frequency electrical isolation , simple topology , two - stage power conversion ( lfac / hfac / lfac ) , high power den sity , bi - directional power flow , soft commutation of output cycloconverter , uni - polarity spwm waveform , no audio noise etc . the correction and advance of the new concept of the 220v + 10 % ( 50hz ) / 220v ( 50hz ) uni - polarity phase - shifted controlled voltage mode ac / ac converter with high frequency
这类变换器具有高频电气隔离、电路拓扑简洁、两级功率变换( lfac hfac lfac ) 、功率密度高、双向功率流、输出周波变换器实现了zvs换流、单极性spwm波、无音频噪音等优点。 - ( 3 ) in order to be suitable for the secrecy of control system , convenient for debugging the control system and make the control system be applied to capacitance , inductance and phase - shifting controlled ozonier , the control system of the ozonier power is based on cpld / fpga chip is presented . ( 4 ) the paper analyzes the shortage of routine inductor designing methods which are used to design intermediate frequency , high voltage resonance reactor , puts forth an iterative method to prevent the problem
( 3 )为解决大功率谐振电抗器的设计困难一直是大功率谐振电源的难点,本文在电抗器常用的ap设计法的基础上,提出了一种迭代设计方法,这种方法同时考虑气隙长度范围和气隙磁通边缘效应因数,根据所需电感值来求解满足要求的铁芯规格和线圈匝数,不必对电感器的匝数进行修正。 - Abstract : the uni - polarity phase - shifted controlled voltage mode ac / ac converters with high frequency ac link based on forward converters are firstly proposed and deeply investigated . this kind of converters is constituted of input cycloconveter , high frequency transformer , output cycloconverter , input and output filters . it includes full bridge - full wave mode and full bridge - full bridge mode topologies , the former is suit for low output voltage field and the later is suit for high output voltage field
这类变换器由输入周波变换器、高频变压器、输出周波变换器、以及输入、输出滤波器构成，包括全桥全波式、全桥桥式两种电路，前者适用于低压输出变换场合，后者适用于高压输出变换场合。 - Furthermore intelligent shift control thinking and method are introduced detailed , and the intelligence control of fuzzy neural network is led to construct the model of the speed control of engine , the model of decision of shift , the model of clutch joint velocity and the model of the whole amt gearshift , simulation is carried out
详细地描述了智能换档控制的思路和方法，引入模糊神经元网络智能控制技术，构造发动机转速控制模型、档位决策模型、离合器接合速度控制模型及amt换档系统模型，并进行仿真模拟。
更多例句： 上一页