Ssr direct-reversing control signal output transmission output 15v輔助變送輸出或控制輸出
Ssr direct-reversing control signal output ssr固態(tài)繼電器控制信號輸出
reverse control channel rec 反向控制信道
Wiring diagram 2 for direct-reversing control signal is bi-directional thyristor output 48969648儀表接線圖9696儀表接線圖
Wiring diagram 5 for direct-reversing control signal is bi-directional thyristor output 智能雙回路串級pid調(diào)節(jié)控制儀表接線圖
Because deh system can use feedback signal of the first class pressure as practical power of turbine, it can avoid the reverse control, have the good ability of anti-disturbing . by the sophisticate control logic deh can make swift change of the control demand for following best value according to the circumstance, largely improved the dynamic characteristic when the unit sundenly discharge the full load deh系統(tǒng)控制器中的pid系數(shù)可根據(jù)試驗情況方便的調(diào)整,實現(xiàn)較好的動態(tài)特性,并可使調(diào)汽門動態(tài)過開,使再熱機(jī)組有良好的一次調(diào)頻能力;deh系統(tǒng)可采用調(diào)節(jié)級壓力做為汽輪機(jī)實發(fā)功率的反饋信號,避免出現(xiàn)反調(diào)現(xiàn)象,抗內(nèi)擾和外擾能力強(qiáng)。