NGHIEN CUfU-TRAO D(!)l NGHIEN CU'U DIEU KHIEN HE THONG TRUYEN Ll/C TO RESEARCH OF AUTOMOBILE POWER TRAIN CONTROL ThS Can Van Hai', TS Nguyln Van Tra^ TS Nguyln Si Difnh^ 'Khoa Ca Dpng lire, Truang Cao ding Giao thong Van tai ^Bp mon to Quan sy, Khoa Dpng luc, Hpc vien Ky thuat Quan su TOM TAT Bdi bdo tap trung nghien cicu xdy dung md hinh nghiin cim dieu khiin hi thdng truyen luc td Tren co sd md hinh thiit lap duac, cdc tdc gid sic dung mdi truang simulink, simDriveline cua phdn mim Matlab de khdo sdt dgng lice hgc chuyin dgng thdng dieu khiin sang sd cua hop sd tyc dgng co cdp Tu" khoa: Dieu khiin hi thdng truyen luc, diiu khien sang sd, hop so tu dgng cd cdp ABSTRACT The article focused on building models controlled study automotive drivetrain Based on the model established, the authors used the Simulink SimDriveline of Matlab software to examine the dynamics moving straight into the control of an automatic transmission with grade Keywords: Powertrain control, gearshift control, automatic transmission with grade D ^ T VAN DE trinh dp tay nghe cua ngudi lai Do vay, van de He thing truyin luc cua to hien rit da d^ng va cang phiic tap, tinh chit cua H thong truyen lue se quyet dinh den tinh nang thong qua, van tde va siic tai cua xe Tri so cua , • i ,„ ,X • , luc hay mo men xoan he thong truyen luc ' L~ J ^ • *i A' I •• 1^ • co the thay doi theo dieu kien lam viec cua o to Tren cac loai to, dac biet la to ddi'cu viec xay hi?n tugng thira thilu cong suit he thing truyin lye thudng xuyen xay ra, dl khic phuc hien tugng phu thugc rit nhilu vao dat la lam de co the dieu khien cong suat thich ling vdi dilu kien ben ngoai, phu thugc j^ ^^^ ^ ^ ^~ ^^^ „g^^ ^^^ ^^^- ^.g^ ^^^^ ^ g , ^ ^-^^ ^^.^ ^, ^ ^ ^ ^ ^^-^ ^^^^ ^^ , ,„ ^ ^ , x , , j ra, truac day cung da co mot so each giai quyet song chua lam hai long nhiing nha san xuat va ^ & & " S " ^ ^li dung to kho tinh dac biet la vdi xe du lich, nhimg ngudi tim kiem su hoan hao van hanh theo ca hai tinh nang tien nghi (tinh em dju) va an toan (de dilu khiln) ^ ISSN 0866 - 7056 TAP CHi CO KHi VIET NAM, S6 nam 2015 www.cokhivietnam.vn NGHIEN CUfU-TRAO DOI Vdi viec nghien eihi dgng hgc qua trinh tang toe ciia to dieu khien sang so, lam ca sd de so sanh he thdng truyen luc ciia td du Ijch vdi he thong truyen luc cua cac loai xe khac Tir CO the nghien ciiu va tim giai phap dieu khien can thiet de giiip eho viec sir dung he thdng truyen luc dat hieu qua cao, hieu suat Ion, keo dai tudi thg ciia xe giiip xe van hanh an toan - Trong qua trinh boat ddng, ly hgp (ly hgp khda bien md) ddng tuc thi va md tiic thi, khong bj trugt Trong hop sd chi xuit hign mit khong tai (hop sd cd ty sd truyin bing 0) Thdi gian sang sd chinh la thdi gian tin tai niit khdng tai; - True cac dang va ban hiic la ciing Cd nghTa la h-ong he thdng truyin lire khdng xay THIET LAP MO HINH NGHIEN CUtJ dao ddng sang sd; DIEU KHIEN HE THONG TRUYEN LU'C TREN TO - Khi sang sd, ly hgp ddng, md men tren true khuyu dgng co tang tdc cho ca khoi dpng Vdi yeu cau cua bai toan la dilu khiln ca, ly hgp va phan chu dpng cua hop sd he thong truyen luc de dam bao cho td cd thd chuyen dgng tat ca cac dieu kien chuyen Sau day la md hinh mo phdng boat dpng dgng khac nhau, danh gia kha nang tang tdc ciia cac khdi chinh: ciia d td ma khdng tinh den tin thit truyin luc, khdng tinh den anh hudng ciia dao ddng 2.1 Ddng Cff he thong truyen luc, de don gian md hinh hoa va md phong nen ta lua chgn md hinh dong Md hinh toan hgc khdi dgng ca dugc truyen lye kin va cd kl din sy trugt cua ly hgp the hien thong qua cong thiic thuc nghigm cua sang sd va tang tic S.R.Lay dec man: N=N, (2.1) •H Trvc C^c