1、12-1 h Q / 2493 195 190 210 195 201 205 220 219 232 217 208 2015min h Q / 2784 5 60 232 515min h Q / 2684 15 60 ) 220 219 232 ( 1515min 929 . 0 4 671 2493 15 PHF 2-2 % 26 . 13 1326 . 0 082 . 0 30 86 . 17 082 . 0 86 . 17 30 , /h 1500 C , /d 50000 AADT 3 . 1 3 . 1 1 x K xh K AADT DHV / 6630 1326 . 0 5
2、0000 10042 . 4 1500 6630 1 C DHV n 6 5 . 0 D K 6 . 0 D K 3 . 5 n 2-3 1000 60 6 100 Q /h 929 929 17 082 082 . 0 0 1500 1500 C , /d 1 K AADT AADT26 . 3 1000 / 3600 / 3600 Q h ts/ 20 6 . 3 6 . 3 20 6 . 3 t s h V h m/ 50 20 / 1000 / 1000 s h K /km 2 . 1 20 24 V S t h 2-4 : s t n t i i 5 ) 3 . 5 6 . 4 7
3、. 4 4 . 5 3 . 5 9 . 4 2 . 5 1 . 5 8 . 4 7 . 4 0 . 5 2 . 5 0 . 5 9 . 4 1 . 5 8 . 4 ( 16 1 1 16 1 h km s m t ns V n i i S / 72 / 20 80 100 16 1h km V n V i i t / 16 . 72 6 . 1154 16 1 ) 9 . 67 3 . 78 6 . 76 7 . 66 9 . 67 5 . 73 2 . 69 6 . 70 0 . 75 6 . 76 0 . 72 2 . 69 0 . 72 5 . 73 6 . 70 0 . 75 ( 16
4、 1 1 16 13-1 t =2.0 min t =2.0 min X =29.0 Y =1.5 X =28.6 Y =1.0 1 h h km km/ / 72 3 3 . 5 h km km/ 16 16 ) ) 9 9 . . 67 67 3 69 0 . . 72 723h km t l v q Y t t h t t Y X q / 67 . 66 60 8 . 1 2 min 8 . 1 525 . 7 5 . 1 0 . 2 / 5 . 451 min / 525 . 7 2 2 5 . 1 6 . 28 2 h km t l v q Y t t h t t Y X q / 2
5、7 . 64 60 867 . 1 2 min 867 . 1 5 . 7 0 . 1 0 . 2 / 450 min / 5 . 7 2 2 0 . 1 0 . 29 3-4 = 28 + 25 + 38 + 33 = 124 = 124 15 = 1860 s = / = 1860/113 = 16.46 s= / = 1860/ 113+119 = 8.02 s = / = 113/232 = 48.7% 90% K 2 = 2.70 = % 07 . 11 232 487 . 0 70 . 2 ) 487 . 0 1 ( 95% K 2 = 3.84 = % 2 . 13 232 48
6、7 . 0 84 . 3 ) 487 . 0 1 ( 4-2 h km V f / 82 km K j / 1055 . 52 2 105 2 j m K K /km 41 2 82 2 f m V V km/h 5 . 2152 41 5 . 52 m m m V K Q /h 41 m V V km/h / / 8 86 60 0/ /1 113 3 = 1 = = / / 2 46 s s / / 18 86 60 0/ / 11 48. .7 7% % .7 70 0 = K K 2 2 = 34 4-4 N = 56 09 . 3 56 173 1 N f k m g j j jj
7、k j f j j f k ) ( j k p N k p F j j ) ( 0 1 2 3 4 5 6 7 8 9 0 11 14 11 9 5 3 2 1 0 56 0 11 28 33 36 25 18 14 8 0 173 0.0455 0.1406 0.2172 0.2237 0.1728 0.1068 0.0550 0.0243 0.0094 0.0032 2.548 7.873 12.163 12.527 9.677 5.981 3.080 1.360 0.525 0.180 j F 5 6 932 . 0 56 145 . 5 6 981 . 5 5 677 . 9 9 52
8、7 . 12 11 163 . 12 14 421 . 10 11 2 2 2 2 2 2 6 1 2 2 N F f j j jDF=6-2=4 05 . 0 2 2 05 . 0 488 . 9 4-5 h Q / 1200 s Q / 3 1 3600 1200 3600s t 5 19 . 0 3 5 ) 5 ( e t e h P s t 5 1353 . 0 3 6 ) 6 ( ) 5 ( e h P h P 4 . 162 1353 . 0 1200 /h s t 5 j tj f 6 1353 . 0 ) 6 (h P 162 46 7 09697 . 0 ) 7 (h P 1
9、16 33 8 0695 . 0 ) 8 (h P 83 23 9 04978 . 0 ) 9 (h P 60 17 173 173 12 12 11 11 163 163 . 12 12 14 14 2 2 2 0 0.5 5 0 0 6 677 677 . 9 9 9 9 527 527 2 2 2 h / / 1200 12005 10 03567 . 0 ) 10 (h P 43 12 11 02556 . 0 ) 11 (h P 31 9 12 01832 . 0 ) 12 (h P 22 6 13 01312 . 0 ) 13 (h P 16 5 14 0094 . 0 ) 14
10、(h P 11 3 15 00674 . 0 ) 15 (h P 8 2 16 00483 . 0 ) 16 (h P 6 6 444 . 8 ) 16 6 15 2 14 3 8 23 7 33 6 46 ( 162 1 16 6 N f t m j j j4-9 Q=1500 /h 600 /h 1 3 M/M/1s / 36 5 3600 3 / 1500 s / 6 1 3600 600 1 6 5 6 / 1 36 / 5 5 ) 1 ( n 17 . 4 n q / 36 s n d / 30 1 s d w 15 3 5 n 5 . 12 3 17 . 4 d / 36 s d
11、/ 30 s w 2 M/M/3 s / 12 5 3600 1500 s / 6 1 3600 600 2 5 6 / 1 12 / 5 1 6 5 3 2 / 5 N 04494 . 0 625 . 15 625 . 6 1 ) 6 / 5 1 ( ! 3 ) 2 5 ( ! ) 2 5 ( 1 ) 0 ( 2 0 2 3 k k k P 5 . 3 ) 6 / 5 1 ( 04494 . 0 3 ! 3 ) 2 / 5 ( 2 4 q 6 5 . 2 5 . 3 q n / 4 . 8 12 / 5 5 . 3 s q w 4-10 V 1 =50km/h Q 1 =4200 /h V
12、2 =13km/h Q 2 =3880 /h 6 17 17 . 4 4 n n n d d 5 5 . . 12 12 3 3600 3600 600 600 2 2 5 N6 V 3 =59km/h Q 3 =1950 /h t =1.69h 1.k 1 =Q 1 /V 1 =4200/50=84 /km k 2 =Q 2 /V 2 =3880/13=298.5 /km V w =(Q 2 Q 1 )/(k 2 k 1 )=( 3880 4200)/(298.5 84)= 1.49 km/h L=(0 1.69+1.49 1.69)/2=1.26 km 2.t (Q 1 Q 2 ) 1.6
13、9=(4200 3880) 1.69=541 Q 2 Q 1 =1950 3880 = 1930 /h h Q Q Q Q t 28 . 0 1930 541 69 . 1 ) ( 2 3 2 1 t= t +1.69 = 0.28 + 1.69 = 1.97 h 5-1 d veh AADT / 45000 30% 6 . 0 D K12 . 0 K 5-3 7 . 1 HV E 8264 . 0 ) 1 7 . 1 ( 3 . 0 1 1 ) 1 ( 1 1 HV HV HV E P f 100km/h 71 . 0 ) / ( 2 C V h pcu C B / 2000 0 . 1 W
14、 f 0 . 1 P f h veh f f f N C V C C P HV W B / 5 . 1173 1 8264 . 0 1 1 71 . 0 2000 ) / ( 2 15 . 5 2 6 . 0 12 . 0 5 . 1173 45000 2 100 100 1 D K K C AADT n 6 5-2 L 1 =300m R=0.286 V R =0.560 V=2500 pcu/hL 2 =450m R=0.200 V R =0.517 V=2900 pcu/h S W S nW 0 1 1 1 ) ) 1 1 HV HV f h h veh f f f N W W f f
15、f / / 8264 0 1 1 1 71 30% 30% 8264 0 0 ) ) 1 1 7 7 . 1 ( ( (V V 0 . 1 P P f f P P K K7 d c b R d nW W L N V V a S S / ) / ( ) 1 ( ) 3048 . 0 ( 1 47 . 80 1 . 24 B a b c d S W0.1 1.2 0.77 0.5 S nW0.02 2.0 1.42 0.95 h km S W / 08 . 74 750 / ) 3 / 2500 ( ) 56 . 0 1 ( ) 3048 . 0 ( 1 . 0 1 47 . 80 1 . 24
16、5 . 0 77 . 0 2 . 1 5 . 0h km S nW / 15 . 81 750 / ) 3 / 2500 ( ) 56 . 0 1 ( ) 3048 . 0 ( 02 . 0 1 47 . 80 1 . 24 95 . 0 42 . 1 2 95 . 05-8 5 . 3 49 . 1 ) 08 . 74 15 . 81 ( 011 . 0 ) 750 / 57 . 71 ( 56 . 0 703 . 0 085 . 0 3 ) ( 011 . 0 ) / 57 . 71 ( 703 . 0 085 . 0 max W W nW R W N S S L V N N3000 14
17、00 W V 1900 3 . 833 3 / 2500 / N V 8 . 0 56 . 0 R V 5 . 0 286 . 0 R 760 750 L 5-10 h km S W / 80 08 . 74 h km S nW / 86 17 . 81 S W S nW h km S W / 51 . 67 450 / ) 3 / 2900 ( ) 517 . 0 1 ( ) 3048 . 0 ( 1 . 0 1 47 . 80 1 . 24 5 . 0 77 . 0 2 . 1 5 . 0h km S nW / 34 . 69 450 / ) 3 / 2900 ( ) 517 . 0 1
18、( ) 3048 . 0 ( 02 . 0 1 47 . 80 1 . 24 95 . 0 42 . 1 2 95 . 05-8 5 . 3 76 . 1 ) 51 . 67 34 . 69 ( 011 . 0 ) 450 / 57 . 71 ( 517 . 0 703 . 0 085 . 0 3 ) ( 011 . 0 ) / 57 . 71 ( 703 . 0 085 . 0 max W W nW R W N S S L V N N3000 1500 W V 1900 67 . 966 3 / 2900 / N V 8 . 0 517 . 0 R V 5 . 0 200 . 0 R 760
19、 450 L 5-10 h km S W / 72 51 . 67 3 3 . . 833 833 3 3 / 760 08 . 74 1900 0 R V V R ) ) 3048 3048 . . 0 0 ( 5 . 0 08 h km S nW / 77 34 . 69 5-3 T=60s= 2 8 l = 0.15-23 t 0 =2.3s =0.9 t g =(60-2 3)/3=18s 2 8 5-32 t i =2.65s 5-23 h pcu t t t T C i g s / 374 9 . 0 ) 1 65 . 2 3 . 2 18 ( 60 3600 ) 1 ( 3600
20、 05-24 h pcu C C s sr / 374 5-30 h pcu C C C l sr s el / 831 ) 1 . 0 1 /( ) 374 374 ( ) 1 /( ) ( 5-31 h pcu C C l el l / 83 1 . 0 831 T = 60s n = 3600/60 = 60h pcu C le / 240 60 4 h pcu C h pcu C C le l le / 240 / 83h pcu C / 3324 4 831 2 3 2 2 3 2 2 18 18 ( ( 60 60 3600 3600 h h pcu pcu / / 374 9 9
21、 . 0 0 ) 1 5 5- -2 24 l l sr ) ) 1 /( ) l l 831 83195-24 h pcu C C s sr / 374 5-25 h pcu C C l s sl / 3 . 355 ) 2 / 1 . 0 1 ( 374 ) 2 / 1 (h pcu C C C sl sr e / 3 . 729 3 . 355 374 h pcu C h pcu C C le l e le / 240 / 73 1 . 0 3 . 729 h pcu C / 3120 2 729 2 831 1 E E Engineering Enforcement Education Energy Environment 2 3 30 4 15 85 85 5 OD 6 M/M/N N 7 E E Education10 81 2 3 411 2 3 4 5 6 211 1 23 OD OD ODOD1 300 veh/h 10M/M/1=300 /h =1/10( /s)=360 /h =300/360=0.83 1 n= /(1- )= /( - )=300/(360-300)=5 q n- =5-0.83=4.17 10 1012 d=n/ =5/300 / =60 / 2 =d-1/ =60-10=50 / 2
