China 1500kw 63kv Three Phase Medium Synchronous Generator Excitation System

Trubine generator brushless excitation system

Main characteristics:
* Double microprocessor adjusting channel with redundancy each other, indepandent manual channel can also be added as well.
* Double rectifier bridge current sharing operation with factor of current sharing more than 0.9, that even single cabinet can satisfy all working condition include forced excitation.
* De-excitation method can be linear or non-linear.
* Excitation initiating can be AC or DC.
* The high integrated core control unit was composed by TMS320F2812 32 units DSP+CPLD.
* PSS-2B type stabilizer for grid system has such characteristics of 3 stage lead-lag compensator.
* Typical adjusting method of PID+PSS is applied.
* Perfect function of system protection limit.
* Strong communication function, i.e USB,RS485,CAN.
* This equipment has been inspected by official organism, with EMC inspection to be 4 grade.
* Backstage management software with various function, where touch-type panel can be applied.
Performance parameter:
* CPU type:32-bit high speed DSP core.
* CPU speed:150MHz
* Resolution of SCR control angle:0.0048 degree.
* A/D transmission accuracy:2-16
* Adjusting speed of control calculation:3.3 msec
* Voltage adjusting range:5%~130%
* Voltage adjusting accuracy:<0.5%
* Difference coefficient:±15%,differentials 0.1%
* Resisting distrubance grade:4 grade.