软件部分主要实现PW M脉宽调速和命令码识别。
Software part mainly realizes PWM speed adjustment and identify of command code.
介绍了直流脉宽调速实验系统的开发由来及线路，并进行了波形分析。
This paper presents the origin of the exploitation of the direct current pluse width velocity modulation educational system and its circuit, moreover, goes on the waveform analysis.
本文介绍了连发弹道摄影经纬仪特有的可移动玻璃底板的宽调速方案设计。
A design was presented for wide sped governing scheme of movable glass plate unique to theodolite for fire away trajectory photography.
本文论述了宽调速比直流电动机无火花换向区曲线分散的基本原因，并给出工程控制措施。
The paper introduces the basic cause of the sparkless space dispersion for DC motor with the wide adjustable speed ratio, and gives the control methods of projects.
该系统以空间矢量pwm控制为核心，具有多种接口方式、宽调速范围和良好的动静态特性。
Having the space vector PWM as the core of servo system, it has qualities such as multi-interface, wide speed range, and good dynamic and static performance.
本文介绍PAM、PWM复合控制原理和按此原理研制的大功率晶体管宽调速交流调速系统。
The principle of PAM PWM compound control and the power transistor AC adjustable speed system based on that principle are presented in this paper.
本系统采用霍尔元器件测量电动机的转速，用8051单片机实现小功率直流电动机的脉宽调速。
The system adopts Huoer elements in the motor rotation measurement and USES 8051 SCM in pulse - band speed adjustment.
提出了一种能够在宽调速范围内实现恒功率运行的电动汽车驱动用复合转子结构永磁磁阻（CPMR）电机的最优设计方法。
This paper presented an optimization design method of Combined PM-Reluctance Motor(CPMR) for extending speed range with constant output power used in electric vehicles.
利用该方法为直流脉宽调速系统设计了控制器，并在实验室进行了实现，显示了良好的动态特性，表明控制器具有较大的工程实用价值。
With the CAD Program, controller is designed for the PWM system, Its realization shows good dynamic properties and that the design is valuable in engineering practice.
样机的分析结果表明电机系统在满足提供大转矩和宽调速范围运行要求时，具有较高的运行效率和功率因数，而且该方法具有良好的可操作性。
Results showed that the technique had well practicability and the motor satisfied the request of the torque and the wide speed band with improved efficiency and power factor.
实验结果表明，该系统稳定度高，调速范围宽，谐波含量小，具有较强的实用价值。
The results of the experiment prove that the system has high stabilization, wide range in adjusting speed and small content of the wave in harmony, so it has a certain practical value.
该传动系统在生产中应用，具有可靠性高、维护量小，调速范围宽的优点。
The application shows the driving system is characteristic of high reliability, a little maintenance and wide speed-regulating scope.
本系统具有动态相应快，调速精度宽，可靠性高等特点。
The system has very quick dynamic response, wide speed regulating scope and high reliability.
实践结果表明该系统具有调速范围宽、定位精度高、成本低及可靠性好等优点，具有良好的市场应用前景。
The results show that this system has many advantages, such as high speed, high precision, low cost and stable. So it will have the good market application prospect.
实验结果表明，系统调速范围宽，控制性能好。
Experiment results indicate that control system have wide range of speed regulation, good dynamic and static behavior.
变频器具有调速范围宽、调速精度高、动态响应快、运行效率高、操作方便、易于同其他设备接口等优点。
Converter has the advantages of wide speed range, speed and high precision, quick response, high efficiency, easy operation, easy to interface with other equipment.
由于直流调速拖动系统平滑稳定，调速范围宽，因此，容易实现自动化，并在新建厂矿企业广泛应用。
Because of the DC speed governor driving system stability, wide speed control range, easy automatization and it's widely used in new built factory.
试验证明，MRCVT调速具有控制简单，控制功率小，调节范围宽，调速平稳等一系列特点。
It shows that the MRCVT has a series of merits: easy to control, low control power, wide range of regulation, and stable speed regulation, etc.
本机采用变频调速，调速范围宽，能切割不同厚度的废钢，水平、垂直方向切割行程大。
So it can cut different thickness scrap steel. Its cutting route is very long in horizontal and vertical direction.
高精度转速源是为测速发电机的校准测试提供速度基准的驱动系统，具有转速精度高、调速范围宽及无级平滑调速的特点。
The benchmark rev equipment is designed to provide speed reference for tacho generator's testing, which has high velocity precision, wide speed range and stepless speed adjustment.
很好地实现了系统的调速范围宽、定位精度高的要求，增强了产品的市场竞争力。
The intelligent power model reduces system's volume, implements the require of system's wide speed range and high orientation exact, improves the product's...
本实用新型结构简单、调速范围宽、可靠性好、系统效率高、抗干扰能力强、生产成本低。
The utility model has a simple structure, a good reliability, a high efficiency of the system, a strong interference proof capability and a low cost.
本实用新型结构简单、调速范围宽、可靠性好、系统效率高、抗干扰能力强、生产成本低。
The utility model has a simple structure, a good reliability, a high efficiency of the system, a strong interference proof capability and a low cost.
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