Một số hệ thống mới trên xe hybrid kia optima 2011

y - -*> MOT SO HE THONG MCH TREN XE HYBRID KLV OPTIMA 2011 I ^ ^ ) SOME NEW SYSTEMS USED ON THE HYBRID KIA OPTIMA 2011 *" Ngay?n V3n Nhon, Le Dang Dong Trudng Dgi hpc Suphgm Ky thudt Hung Yen Tom t3t: Bdi bdo giai thieu ede thdng sd ky thudt vd mdt sd he thdng mdi sudung tren xe Hybrid KIA Optima Trong se phdn tich kit cdu vd hoat dpng cua mdi sd he thing, bao gdm: hi thing truyin luc, hi thdng ldi dieu khiin diin tii vd he thdng phanh tdi sinh Tic khda: Hi thdng dien td, he thdng truyin luc trin xe hybrid, ldi dien tir, bg dieu khien dn dinh dien tir phanh l D i t v ^ n de Vdi su phat trien ciia nganh cdng nghiep hien dai, khoa bpc cang dugc eai tien de phii hgp vdi nhu cau cua thcri dai, nganh cong nghiep d to vin khdng ngimg phat trien, tim toi cac cong nghe mdi img dung tren xe d td cd rat nhieu tinh nang nham tang an toan, tien lgi dieu khien xe, dac biet la bao ve moi trudng va tiet kiem nhien lieu Nhirng nam gan day cang nhieu cac ddng xe thdng minh duge trang bj nhihig cong nghe mdi va kha phirc tap tren thi trudng Viet Nam Trong ngudn tai lieu de cap ve cong nghe rat khan hiem va kho tiep can tiep can, do viec nghien euu tim hieu cac cong nghe mdi gap rat nhi^u kho khan va da lam anh hudng nhieu den qua trinh khai thac, sd dung va bao dudng eac dong xe mdi Chinh vi vay viec nghien ciru mgt s6 he thdng mdi tren xe KIA Optima 2011 gop phan cung d p nhung tai lieu eho eac sinh vien, ky thuat vien chuyen nganh C o Dgng lue va nhirng ngudi quan tam So" d6 bo tri cac h^ thdng tren xe Optima So dd b6 tri cac he thong tren xe Optima dugc t h i hien tren hinh Trong he thdng gom cd cac bp phan sau: Dpng ea Theta-II 2.4 HEV; Hop sd tu ddng toe do; Mo to dien va HSG (Hybrid Starter Generator); Pin cao ap; MCU (Motor Control Unit)-Bg dilu idiien mo to va bien doi dien; LDC (Low voltage DC-DC Converter)-Bg biln d6i di?n ap thip; HCU (Hybrid Control Unit or HEV Control Unit)-He thdng dilu khien xe Hybrid; HSG (Hybrid Starter Generator)-May khdi dgng va may phat ciia ngudn ddng lye gom dgng co dot va dong ea dien Dac diem ket cau cua dgng dpng co dot va ddng co dien dugc the hien tren hinh ^ F "W jg^^^P- Hinh a Cdc cum chi tiet tren xe Optima Hinh b Cdc cum chi tiit tren xe Optima Dac dilm kit edu va cae thdng so ky thuat eua cac bp phan se dugc trinh bay ehi tiet eac muc sau Dgng CO dot D i e diem ky thuSt cac he thing tren xe Optima 3.1 Dong eg dot va ddng eg dien Ngudn dgng luc tren xe hybrid la sy ket hgp Dpng ea dien Hinh Ddc diim kit cdu ddng ca dot vd dgng ca diin Khoa hoc & Cong nghe - So 02/2014 27 Thong so ky thuat cda dpng ca dot va dgng CO dien Ddng ca xdng: - Dung tich xy lanh (cc): 2,359 - Ti so nen 13,0 - Cong suit eye dai (kW): 122,1 - Mo men xoan cue dai (N.m): 208,9 Ddng CO dien - Cdng suat cue dai (kW): 30 - Mo men xoan cue dai (N.m): 205 3.2 Dong CO' khdi dgng HSG (Hybrid Starter Generator) HSG duae noi vdi dong eo bang mot day dai HSG ngoai chuc nang thuc hien khdi ddng dgng ea ma co chuc nang nhu mgt may phat dien Khi chuyen sang ehe dp hybnd electric vehicle (HEV), HSG khdi dpng dgng ca dot trong, ngudn ddng lyc eiia xe la hop lye ciia ca ddng ca dot va dgng ca dien Tai thdi diem ly hgp dpng ca dot dugc kieh hoat de ket noi nguon dpng lyc vdi dgng co dien, va HSG lap tiic nang so vong quay ciia dgng co dot len ngang bang vdi toe dp dong ca dien Ngoai HSG dieu khien eong suat de dam bao khong tao rung dong ly hgp dpng ca dot dugc kich hoat qua trinh phoi hgp nguon dpng lyc vdi Han niia, dung lugng pin cao ap thap, dpng ea dot dupe khdi dong va HSG dong vai tro nhu mgt may phat dien No dugc dan dong bdi dgng ca dot de phat dien nap eho pin cao ap Ngoai ra, no eon cung cap ngudn 12V cho he thong dien tren xe thong qua LDC Bac lot Pu ll 3.3 Hdp s6 Hop s i tu dong cap (A6MF2H) TF HEV cd 77% cac cum bg phan cua nd giong vdi hop so tg dpng tren xe su dung dgng co xang TF trudc Ket eau ciia hop so dugc the hien tren hmh " i " ,«,ji.«, "ssr I A^r Hinh Dgc diim ket cdu ciia hgp sd A6MF2H Thong so ciia cae bd banh rang hanh tinh, bg ly hgp va cae bd phanh hop s6 (A6MF2 va A6MF2H) va phuang phap dilu khiln ciia ehung la giong Tuy nhien hop so tren xe HEV eo them Iy hgp dgng ca ddt va bom d l u dien ddng luc gida dpng ca dot va dgng co So dd truyen dpng ciia bg banh rang hanh tinh hop sd A6MF2H duac thi hiSn tren hinh Bac 16i Rotoi Hinh Ddc diim Nhu vay de dam dien, ciing nhu xac dien cac chirc nang sau: - Dilu khien khdi dgng CO che HEV 28 - Dilu khiln tdc dp ddng ea: tang t6c dg dgng CO len ngang bSng vdi tde mo to ly hgp dgng CO dugc kich boat - Dilu khiln dimg em diu: giam tdi thiiu rung dgng cho ddng c a ddng co tat - May phat dien: khdi ddng dpng ca lugng pin thip va nap cho pin cao ap Dac dilm kit clu ciia bo HSG dugc the hien tren hinh kit edu eua HSG bao sy phoi hop nguon eho pin bg HSG gom co dong ddng co: khdi dpng duoe bat Hinh Sa truyin ddng ciia bd bdnh rdng hdnh tinh hop sd A6MF2H Trong dd gom ed: - A, 1B, 1C: Lin luot la banh rang bao eua bp banh rang hanh tinh trudc, giira, sau - 3A, 3B, 3C: Lao lugt la banh rang mat trdi cua bp banh rang hanh tinh trudc, giiia, sau Khoa hoc & Cong nghe - So 02/2014 - 2A: La banh rang hanh tinh ciia bd truyen banh rang hanh tinh trudc - 2B: La banh rang hanh tinh ciia bg truyen banh rang giiia va sau - 2C La banh rang hanh tinh ciia bp truyen banh rang hanh tinh sau - 4C: La can dan eua banh rang hanh tinh giua va sau - 4A: La can dan cua banh rang hanh tinh trudc So tren hinh the hien eac ly hgp va phanh vdi eac chuc nang Bg phan Chii-c nang Ly hgp 35R/C Ndi true sa cap vdi banh rang mat trdi cila bg truyen banh rang hanh tinh gida Ly hgp mdt ehieu F l Chi cho phep can dan cua bo banh rang hanh tinh trudc va sau quay theo chieu Ly hgp OD/C Ndi can dan ciia bg truyen banh rang hanh tinh gida va sau vdi true sa cap Phanh LR Khoa can dan ciia bp truyen banh rang hanh tinh gitta va sau Phanh UD/B K LyhopioiigMt BoUsmiD (^jyfij J^M &iii\iDtnic ^ k ^ (A6MF2H) Hinh Ly hpp ddng ea 3.4 Pin cao ap - Bg pin eao ap bao gom mo-dun Moi modun pin bao gom te bao - Bdi vi mgt te bao tucmg duang vdi 3.75V va mgt mo-dun eo te bao mac noi tiep nen mgt md-dun la 30V - mo-dun vdi moi mo-dim 30V se dugc ghep noi tiep tao mgt khung vdi 270V cho bp mo-dun pin cao ap PlBOIDip Cant bien nhiet dc lions vadifnap Dieu linen ro le i nbSnete bao pm, chai - Ting dp m torn DpD can nap qui lai Khoa banh rang mat trdi ciia bp truyen banh rang hanh tinh trudc Khda banh rang mat trdi ciia bd truyen banh rang hanh tinh giua Dae diem ket cau ciia Iy hap dong ca dot dugc thi hien ro tren hinh Vdi chuc nang truyen cong suat tu dgng co tdi true so cap Nd dugc gan thay vao vi tri ciia bp bien mo Phanh 26/B I H t t t i ^ l i B mil - Duy lii nhiei lliich hgp - Ducic ttang bl qu4t lam mat BLDC de tans hiDi^ khon^ va siaiB on -Dieukbienbafiatrci-le •Kiem Oa doDg dien cua pc Hinh Bd pin cao dp 3.5 Bo dieu khien Tin lueu tir T6C(MKI HCU 0" Tin hieu lu dong c satHEV Dieu khien tbeo ygu cau cua ngucri lai Phanplidiind men xoin/Cdng suit Tm higu M6 tc/HSQ Hinh He thong dieu khien xe Hybrid KM Optima Khoa hoc & Cong nghe - S6 02/2014 29 3.6 He tfldng phanh C a m bi^n h a n h trinh ban W(mg t i u y ^ nang limnig Hinh \Q.Dd thi yeu cdu luc phanh thuy luc vd phanh tdi sinh He thdng AHB bao gom cum bd phan chinh: Bp tao cong suat thuy luc, bg dan dgng phanh va bp dieu khien on dinh dien (ESC) - Bg cong suat thuy luc: Tao ap suat thuy luc can thiet cho he thong phanh - Bg dan dgng phanh: Cung cap ap luc bg eong suat thiiy luc tao len moi banh xe thong qua bo dieu khien on dmh dien Nd dugc ket noi vdi ban dap phanh de xac dinh luc phanh theo yeu cau eiia lai xe, va tao cam giac Idii phanh - Dieu khien on dinh dien: Thuc hien nhiing tinh nang he thong phanh chong bo edng (ABS), he thong dieu khien luc keo (TCS), va ESC nhu nhirng xe thong thudng Luc phanh duac phan bo bang each dieu khien dau phanh thiiy luc va t6ng luc phanh (thuy luc + phanh tai sinh) theo yeu eau cua ngudi lai Trong trudng hpp phanh tai sinh hdng, tdng phanh theo yeu eau ciia ngudi lai se dupe eung cap bdi he thong phanh thiiy luc I 30 Phanh dien Yeu eau ngudi lai = phanh dien II III Tdng phanh Ap suat tang Ap suat giam IV V Ap suat tang nhanh Phanh Yen cau ngudi lai = phanh ma ma sat sat Chu thich: - Dudng mau dd so d6 cho thiy su thay d6i ciia ap suit phanh thuy luc - Vung "r':Viee phanh dugc thuc hien bdi phanh tai sinh (giai doan ban dSu ciia phanh) - Vung "II": Phanh dugc thue hien bdi phanh thuy lue - Vung "III": Pham vi phanh tai sinh md rgng phanh thuy luc giam - Viing "IV": Nhanh chdng tang ap suit thuy luc de dap ung lugng phanh yeu chi bdi vi phanh tai smh giam nang lugng dgng hgc thSp xe gan nhu dung lai 3.7 HI thong lii trg Ivc di£n - Cdng suat motor (tdi da): 85 Nm - BCilu motor BLAC:(130A) Khoa hoc & C6ng nghe - So 02/2014 - Cam bien momen: Loai khdng tigp xuc - Cam bien gdc lai: Loai khdng tiep xiic He thSng MDPS ciia Optima Hybrid dupc dimg ehung mot phln ciing MDPS nhu TF Optima trang bi nhu motor, bp di^u khiin, true tay lai dugc cung cap bdi MOBIS Ca ban thi chuc nang difiu khien MDPS eiia Optima hybrid eung tuong tu he thdng TF Optima Tuy nhien, ed mgt du lieu dSu vao dugc them vao, tin hieu sin sang HEV tir HCU, cho phep motor ho trg ca dpng co tat Motor trg lue cua mgt chi^c xe thdng thudng ed hieu Ige dgng ca boat dgng d i ngan c h ^ pin phong dien qua muc Tuy nhien Optima hybnd he thdng trg luc van hoat dgng ca ddng ca khdng boat dgng Kit luSo Bai bao da gidi thieu dugc mgt so he thong mdi dugc ung dung tren xe Hybrid Optima Mdt ddng xe tiet kiem nhien lieu, giam thai gay d nhiem mdi trudng Nhung ddng xe dugc du bao la se phat trien manh d thi trudng Viet Nam thdi gian tdi Do dd bai bao ciing nham cung cap nhung thdng tin ve k\" thuat mdi cho smh vien, ky thuat vien va nhiing ngudi quan tam den ITnh vue to tai \^et Nam B L A C motor (130 A) M o d u l e dieu khien Hinh 11 Hi thdng ldi dieu khien dien tu Tai lieu tham khao [1] Mehrdad Ehsani, Modem Electric, Hybrid Electric, and Fuel Cell Vehicles, CRC Press, 2005 [2] Yuliang Leon Zhou, Modeling and simulation of hybrid electric vehices, B.eng university of science and tech Beijing 2005 Abstract: This page introduce specification and some new systems used on the Hybrid KIA Optima as well as analyzing structure and operation of these systems include transmission, electronic controlled steering and regenerating brake system Keywords: automotive electric system, hybrid automatic transaxle, electronic steering system, active hydraulic boost, electronic brake-force distribution Ngirdi pban bi^n: PGS.TS Ktidng Vii Quang Khoa hoc & Cong nghe - So 02/2014 ... dieu khien xe Hybrid KM Optima Khoa hoc & Cong nghe - S6 02/2014 29 3.6 He tfldng phanh C a m bi^n h a n h trinh ban