In line with the actual requirements and based upon the specific characteristics of MNSR, a revised point-reactor model was adopted to model MNSR’s xenon poisoning. The corresponding calculation code, MNSRXPCC (Xenon...In line with the actual requirements and based upon the specific characteristics of MNSR, a revised point-reactor model was adopted to model MNSR’s xenon poisoning. The corresponding calculation code, MNSRXPCC (Xenon Poisoning Calculation Code for MNSR), was developed and tested by the Shanghai MNSR data.展开更多
This paper discusses a scheme of digital Reactor Protection System (RPS) . Advanced parallel processing channels,consisting ofa microprocessor based unit and a General Array Logic (GAL) based unit have been config...This paper discusses a scheme of digital Reactor Protection System (RPS) . Advanced parallel processing channels,consisting ofa microprocessor based unit and a General Array Logic (GAL) based unit have been configuredin each ofthe redundanttrainsto eliminatetherisk ofcom mon modefailure ofdigital RPSsthrough the way ofdiversified equipment. Also several digitaltechniques are also applied to improve the system design.Forexample,the Voltage/Frequency (V/F) converteris applied to achieve the digitization ofthe measurement channel.GALcomponents greatly simplify the hardware circuit design. Two types of com munication buses aredesigned toimprove thereliability ofdatatransmission.By allthese means,thereliability of RPScan be expected to achieve a greatimprovement.展开更多
文摘In line with the actual requirements and based upon the specific characteristics of MNSR, a revised point-reactor model was adopted to model MNSR’s xenon poisoning. The corresponding calculation code, MNSRXPCC (Xenon Poisoning Calculation Code for MNSR), was developed and tested by the Shanghai MNSR data.
文摘This paper discusses a scheme of digital Reactor Protection System (RPS) . Advanced parallel processing channels,consisting ofa microprocessor based unit and a General Array Logic (GAL) based unit have been configuredin each ofthe redundanttrainsto eliminatetherisk ofcom mon modefailure ofdigital RPSsthrough the way ofdiversified equipment. Also several digitaltechniques are also applied to improve the system design.Forexample,the Voltage/Frequency (V/F) converteris applied to achieve the digitization ofthe measurement channel.GALcomponents greatly simplify the hardware circuit design. Two types of com munication buses aredesigned toimprove thereliability ofdatatransmission.By allthese means,thereliability of RPScan be expected to achieve a greatimprovement.
