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Luu Tdng Giang va dtg Tap chi KHOA HOC & CONG NGHE 83(07) 59 65 NGHIEN ClTU NANG CAO CHAT LUONG DIEU TOC TURBINE THUY DIEN NHO 6 CAC TINH MIEN NUI PHIA BAC VIET NAM Luu Tung Giang'''', Nguyen Hien Trung''''[.]
Luu Tdng Giang va dtg Tap chi KHOA HOC & CONG NGHE 83(07): 59-65 NGHIEN ClTU NANG CAO CHAT LUONG DIEU TOC TURBINE THUY DIEN NHO CAC TINH MIEN NUI PHIA BAC VIET NAM Luu Tung Giang', Nguyen Hien Trung' Sa Cong thuang tinh Hd Clang 'Trudng Dgi hoc Ky thudl Cong nghiep - DH Thdi Ngii)-eii TOM TAT Bai bao phan tich va trinh bay he thong dieu chinh toe turbine thuy dien nho theo quan diem toi uu hoa Thiet lap qua trinh dieu khien chuyen dong phi tuyen vdi bg dieu toe thuc hien theo he dieu khien ma theo luat PID Bg dieu khien cho he thong dieu toe va may phat da dat dugc ket qua lot vol viec thd nghiem tren mo hinh Ket qua mo phong cho thay tan so on djnh tot nhat d che boa luai, d che van hanh vai cac loai phu tai dgc lap khac cung hoan toan thoa man so vdi chi tieu chat lugng dat ra: goc tai va mo men dien tu cung thay doi nham tri nguon nang lugng cap cho tai theo cong suat dat; dap ung tan so dam bao sai lech nho ban vdi sai lech tan so cho phep Tu- khoa: Hi ihdng diiu ldc, lint lugng nude, tdl ini hda, chdt lugng dien ndng MODAU Vdi dac diem dja ly cda mien ndi phia Bde Viet Nam cd nhieu ddi nui vd sdng hd, lai cd mua nhieu nen bang ndm mang ludi sdng sudi van chuyen bien hon 870 ty in nude, rat thudn Igi cho viec phdt trien cdc nhd mdy thuy dien Hd Giang Id mdt tinh nam d dja ddu phia Bac td qudc Do ddc diem dja hinh chia cat manh lao nen lgi the vc tiem nang thuy dien vdi qui md 750MW/68 du dn [1] Hinh la so- dd nghien cuu cda nhd mdy thdy dien Thanh Thuy 2, xa Thanh Thuy huyen Vj Xuyen, linh Hd Giang, dugc su dung bdi bdo ndy Ket cdu nhd mdy gdm: sudt 8MW (bdng 3); He thdng dieu chinh kich td; He thdng dudng day truyen ldi va cdc ibiel bj trg ddng khde; He thdng bdo ve, an todn Thdng thudng mdi nhd may thuy dien deu dugc trang bj he thdng tu ddng dn djnh tdc vd tu ddng dieu chinh dien dp - AVR nham ddm bdo chdt lugng dien ndng [2]-[4] FJe thdng dieu ldc cd nhiem vu dieu chinh luu lugng nude dua vdo turbine Can nghien cuu cho be thdng ludn dn djnh tdc luc Id dn djnh tdn sd ludi dien d tdn sd cdng nghiep 50Hz vdi sai sd cho phep ±0,2Hz [5], dam bdo tri cdng sudt co- van hdnh hod vdo ludi dien theo dieu he thdng dien (Ao) XAY DUNG M HiNH NANG CAO CHAT LU'ONG DIEU TOC Mo hinh he thong (5in; ap \\ic Turbuie May phat; Ug dicu toe va dicu klucn kicli nr S KJch nr: (, Cua nhgn ; lliap diiju Ap, NpuAn y nftiip, l>^ ih