This kind of device is much needed in the speed-regulating system.
这种装置在调速系统中是很重要的。
This artical proposes a microcomputer-based fully digitized reversible speed-regulating system for DC motor.
本文提出了一种用微型机控制的全数字化直流可逆调连系统。
The M/T method by using 51 single- chip is improved and then a digital speed-regulating system for DCM drives is proposed.
设计了这种方法控制的软件与硬件,且对51单片机控制的M/T测速法进行了改进,实现了98单片机控制数字式直流调速系统。
Accompanied by the development of modern industry, brushless DC motor (BLDCM) speed-regulating system is widely applied in factory yield.
随着现代工业生产的蓬勃发展,无刷直流电机调速系统得到了越来越广泛的应用。
In this paper a vector controlled ac speed-regulating system is developed, which adopts the rotor flux field-orientated theory to meet the requirements for an electric traction system.
本文依据矢量控制的基本原理,针对电力牵引系统对电机控制性能的要求,设计了基于转子磁场定向的矢量控制交流调速系统。
Aiming at indirect vector control for AC regulating system, a fuzzy PID speed controller that combines advantages of fuzzy control with PID control is designed.
针对滑差频率型矢量控制交流调速系统,设计了一种将模糊控制和PID控制的优点相结合的模糊pid速度调节器。
The practice shows that The system has very quick dynamic response, wide speed regulating scope and high reliability.
实践表明,该系统具有动态响应快、调速范围广、可靠性高等特点。
When the technique of regulating speed with frequency conversion is applied to the hot water system in construction the system should be sealed.
变频调速技术应用于建筑热水供应系统时,该热水系统为闭式。
This paper discusses the slip frequency control of variable frequency regulating speed system, and analyses the shortage of this control way.
本丈对转差频率控制的变频调速系统进行讨论,分析这种控制方式所存在的不足;
The resolving Procedures represented by resolving set-integrator circuit and equivalent speed loop regulating circuit of double close oop SCR-D system.
以给定积分器电路和双闭环晶闸管供电直流调速系统中等效速度环调节回路为例,说明求解过程。
Theory analysis and experiment results prove the good performances of this speed regulating system.
理论分析和实验结果证明了这种调速系统的优良特性。
A speed regulating system is proposed using method of energy consumption braking with silicon controlled rectifier as adjusting element.
提出的调速系统是用晶闸管作为调整元件的一种能耗制动调速系统。
The composition, functions, PLC model selection and program design of PLC plus frequency speed- regulating system on electroslag furnace are briefly introduced.
简要介绍了电渣炉PLC加变频调速控制系统的组成、功能及PLC的选型和程序设计。
The paper introduced some debugging problems and solving methods according to DC speed regulating system of reversible magnetic field and logical control without circular current.
针对磁场可逆的逻辑无环流直流调速系统,介绍了调试过程中出现的一些问题及处理方法。
This article presents the application of IGBT-PWM regulating speed system in machine tool's electric drive.
机床电力拖动系统采用集成电路实现脉宽调制方式调速用IGBT管驱动电动机。
The theoretical analysis and field adjustment of a AC cascade speed regulating system with double closed-loop employed in a synthetic fibre bar making unit imported from Switzerland are conducted.
本文对一从瑞士引进的应用于合成纤维成条机的交流串级调速双闭环系统进行了理论分析与现场调试。
The system has very quick dynamic response, wide speed regulating scope and high reliability.
本系统具有动态相应快,调速精度宽,可靠性高等特点。
The machine sensor and its ancillary circuit increases the cost of the speed regulating system.
机械传感器及其辅助电路增加了调速系统成本。
The application shows the driving system is characteristic of high reliability, a little maintenance and wide speed-regulating scope.
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。
Equipped with flow regulator in system, electro-hydraulic proportional speed regulating valve can decrease leveling time in high speed gear, and ensure leveling accuracy in low speed gear.
系统中设有流量调节环节,电液比例调速阀在快挡可以缩短整个调平时间,在慢挡可以保证调平精度。
This paper describes the new developed back oil circuit relief slow-restricted adapted for quantified pump hydraulic system regulating speed.
介绍了新研制的一种适用于定量泵液压系统调速的回油路溢流节流阀。
It also gives the load characteristic of speed regulating system, the theoretical basis and practical process for alteration and selection of equipment.
给出了调速系统负载特性,改造的理论依据,改造过程及改造的设备系统选型。
A fuzzy sliding mode controller is introduced and designed for an indirect vector control AC speed regulating system.
针对滑差频率型矢量控制交流调速系统,提出并设计了一种模糊滑模控制器。
This paper deals with the design and calculation method of the voltage regulator used in the SCR regulating speed system with voltage negative feedback control.
本文讨论可控硅电压负反馈调速系统中电压调节器的设计和计算方法。
The analysis on the simulation results in stepless speed regulating system of automotive air-conditioning fan shows that the fuzzy PI control is better than the conventional PI control.
通过对汽车空调风机的无级调速系统仿真结果的分析,表明模糊pi控制优于传统的PI控制,证明了该无级调速系统仿真模型的正确性。
By using the frequency converting speed regulating system the requirements of melt spinning on electric transmission were satisfied.
采用变频调速系统可以满足熔体纺丝对电气传动的要求。
The ideal fast starting curve of AC vector control system is presented according to the starting principle of DC speed regulating system.
根据直流调速系统的起动原理,给出了交流矢量控制系统的理想快速起动曲线。
A microcomputer control system for pump flow regulating by automatic motor speed governing is designed.
提出了用改变异步电动机转速的方法,自动调节泵的流量的微机控制系统设计方案。
Develops a new-type analog calculation control multi-motor synchronous system composed of analog-regulating speed systems each making up a unit drirve.
本文提供一种新型摸拟运算控制多电机同步系统,它由模拟调速率系统组成各单元浮动,然后组合成多电机同步系统。
This paper introduces the test and speed regulating control for the traction experimental system of urban railway vehicle.
介绍了城市轨道车辆牵引试验系统的测试与调速控制。
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