本文论述了凸极同步电动机起动时起动绕组温升的计算。
The computer simulation method for calculating temperature rise of salient pole synchronous motor starting winding is described in this paper.
建立了起动绕组及其周围的简化二维温度场数学模型,并由有限差分方法求其数值解。最后给出了计算实例。
A simplified 2d model for resolving temperature field problem of the machine is developed and the computer simulation results are obtained using finite difference method.
用途:适用于汽车起动电机电枢扁线绕组的自动放线、自动送线、自动校直、自动切断、自动成形的一种专用设备。
Usage: special equipment for auto starting motor armature flat wire coil automatic wire loading, automatic wire feeding, automatic alignment, automatic cutting off and automatic shape making.
列举了三个较为典型的解题及绘图程序、即直流电机电枢绕组的机械特性、起动过渡过程的计算与绘制。对每个程序要解决的教学问题及编程的特点作了扼要叙述。
Three typical programs are given, They can be used to compute and draw the armature winding ofd-c motor, the torque speed characteristics and the starting transients of the motor are given.
用途:适用于汽车起动电机电枢换向器压入及绕组后压入换向器焊接槽。
Usage: suitable for auto starting motor armature commutator pressing in and pressing into commutator welding slot after wire winding.
用途:适用于起动电机定子磁场扁线绕组的绕线。
Usage: suitable for starting motor stator magnetic field flat wire winding.
用途:用途:适用汽车起动电机较大线径的换向器与电枢绕组等线的点焊。
Usage: suitable for auto starting motor commutator with big wire diameter and armature coil etc. wire spot welding.
在汽车起动时,由于误操作等原因,造成起动机绕组烧毁或打坏飞轮齿环,有时甚至引起火灾等事故。
But while starting, the starter or the flywheel gear is often destroyed by wrong operation, even sometimes fire is caused.
用途:适用于汽车起动电机电枢圆线绕组的自动送料、自动去漆皮、自动定长切断、自动成形的一种专用设备。
Usage: special equipment for auto starting motor armature round coil automatic wire loading, automatic wire feeding, automatic alignment, automatic cutting off and automatic shape making.
适用于起动电机定子磁场扁线绕组的绕线。
Be suitable for winding of motor stator magnetic field's flat wire.
对一台2200KW实际同步电动机阻尼绕组起动温升的计算值同实测结果进行了比较,表明文中提出的方法切实可行,具有较好的工程精确度。
The comparison of calculated damper temperature rises with tested results on a 2200kw synchronous motor shows that the presented computation method has a good engineering accuracy.
设计并制造了一种新型的永磁式单相单拍运行步进电动机,它能在单极性电脉冲的控制下实现连续的起动和步进运动,电机绕组通电和断电时各转动一个步矩角。
A new type single-phase permanent-magnetic stepper motor is designed and manufactured. It realizes the stepping rotating action controlled by the inputting electric pulse's on-or-off point.
设计并制造了一种新型的永磁式单相单拍运行步进电动机,它能在单极性电脉冲的控制下实现连续的起动和步进运动,电机绕组通电和断电时各转动一个步矩角。
A new type single-phase permanent-magnetic stepper motor is designed and manufactured. It realizes the stepping rotating action controlled by the inputting electric pulse's on-or-off point.
应用推荐