1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS R ISO 7975 KS R ISO 7975:2008 (2013 ) 2008 12 26 http:/www.kats.go.krKS R ISO 7975:2008 : ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2003 12 23 : 2008 12 26 : 2013 10 06 : 2013 0508 : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS R ISO 7975:200
2、8 (2013 ) Passenger cars Braking in a turn Open-loop test method 2006 3 ISO 7975, Passenger cars Braking in a turn Open-loop test method , . 1 (course holding) . (steady-state) . KS R ISO 3833 . , . 2 . . ( ) . KS R ISO 3833, KS R ISO 8855, KS R ISO 15037 1, 1 : ISO 4138, Passenger cars Steady-state
3、 circular driving behaviour Open-loop test methods 3 KS R ISO 8855 KS R ISO 15037 1 . 4 . . ISO 4138 , . KS R ISO 7975:2008 2 . . . 5 5.1 KS R ISO 15037 1 (reference system) . 5.2 . (t0) (dH) (aY) (aX) (nX) (yaw) (dy/dt) (b) / (nY) , . X . . (percent) . . (pB) (w1 w4) t0 KS R ISO 8855 . 10 N (trigge
4、r signal) . 6 6.1 KS R ISO 15037 1 1 . KS R ISO 7975:2008 3 1 , / 0.05 s 30 MPaa 0.3 MPa 0 s 1 200 s 1 2 s 1 a 1 MPa 10 bar 106 N/m2 6.2 KS R ISO 15037 1 4.2 . 6.3 KS R ISO 15037 1 4.3 . 7 KS R ISO 15037 1 5. . 7.1 KS R ISO 15037 1 5.4.1 . , , , , (KS R ISO 150371 A ). 8 8.1 ( / ) ( / ) . , . / , 60
5、 . 100 km/h 20 km/h . 15 2 m/s2 15 3 m/s2 30 5 m/s2 / / 200 . 100 km/h 20 km/h . 50 2 m/s2 KS R ISO 7975:2008 4 50 3 m/s2 100 5 m/s2 / 200 . . 8.2 (warm-up) KS R ISO 15037 1 6.1 . , 100 km/h 5 . (anti-lock brake system) . ( ) 120 . 8.3 ( ) 80 120 . ( ) 120 . , . . 8.4 KS R ISO 15037 1 6.2.1 6.2.3 2
6、. , 100 m . 30 m 200 m A . , (throttle) . t1 t2 (KS R ISO 15037 1 2 ) 10 % . . 2 m m/s2 % km/h % 100 5 10 81 5 30 200 5 10 44 114 5 2 1 m/s2 5 m/s2 . 8.5 , . KS R ISO 7975:2008 5 . , 2 . . ( ) ( A ). , . ( A ). (adaptive gear selection) CVT . , . . t0 . ( .) . 2 ( ). . . ABS tn( 2 ) . 2 m/s2 , 1 m/s
7、2 . . (rollover) . , . 8.6 t1(KS R ISO 15037 1 2 ) . . 3 . 9 9.1 KS R ISO 15037 1 A . KS R ISO 15037 1 B . 9.2 5. . KS R ISO 7975:2008 6 . 9.3 9.3.1 t0 t0 . 9.3.2 1 . X , t(s) Y (%) a (9.4.1 ) 1 (rise time) 0.4 . t0 1 t0 0.9 1.1 . t0 t90 . t90 t0 1 90 % . tf (0) . KS R ISO 7975:2008 7 9.3.3 Xa . . a
8、) t0 . effeff22 svaX = effs : (m) effv : (m/s) b) t0 tf ( 2 ). KS R ISO 15037 1 B . 9.3.4 tn , aX, tn tn t0 tn ( 2 ). X (t ) Y ( aX) 2 aX KS R ISO 7975:2008 8 9.4 9.4.1 tn (9.3.3 9.3.4 ). 1.3 0.3 . t0 . tn tn 0.1 tn 0.1 . tn=t0 0.1 , tn . t0 0.1 tn , tn ( A ). , . t , nX, t R0 . . :0,Ref, Rv tXt =y&
9、 :0,2,Ref Rva tXt = Y, 9.4.2 a) b), c) d) 4 . a) (vehicle roll angle) b) c) . d) . 9.4.3 tn tn ( A.1 ) )( nnn,1,ReftXtt af -=yy& 9.4.4 tmax ( A.2 ) )(2,RefmaxmaxXtaf -=yy& & 9.4.5 tn tn ( A.3 ) )( nnnnn ,30,n,Ref tXtXtttt afRv -=-=-=D yyyy & KS R ISO 7975:2008 9 9.4.6 ( A.4 ) )( 4max0,max,Refmax XtX
10、ttt afRv -= -=-=D yyyy & 9.4.7 tn . ( A.5 ). )( nnn ,5 tXtt afdtd -= yy & 9.4.8 tn tn ( A.6 ) )( nnnn,60Ref,tXttYtY afRRaa -= 9.4.9 t0 bmt (Beta-Max)( A.7 ) )(17max0 Xtt af -= -b )(27bm Xaft -= - 9.4.10 tn ( A.8 ) )( nn ,80 tXt af -=-bb 9.4.11 tn tn ( A.9 ) )( nnnnn ,9,tXtXtYtt afva -=-= yb & b& . .
11、 9.4.12 , tn (path deviation) ( A.10 ) )( nn ,10, tXtY afs -=D ( 3 ). , Xvr Yvr . KS R ISO 7975:2008 10 1 2 3 4 R0 3 KS R ISO 7975:2008 11 A ( ) A.1 A.10 . KS R ISO 7975:2008 12 : : , tn: X , n,tXa- (m/s2) Y :nn,Ref ttyy& A.1 , tn tn tn yRef, tn KS R ISO 7975:2008 13 : : X , Xa- (m/s2) Y tmax :max,Refmaxtyy& A.2 a X
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