Development of On-Road Exhaust Emission and Fuel Consumption Models for Motorcycles and Application through Traffic Microsimulation

Table 2

Results of traffic flow model calibration.

Link	Observed; (veh/hr)	Modeled; (veh/hr)	Diff.; (veh/hr)	GEH	Acceptance target		Pass/fail
					Diff.	GEH
Sreechan-NaMuang intersection
WB-L	89	85	−4	0.43	Within 100	<5	Pass
WB-T	1,097	1,023	−7%	2.27	Within 15%	<5	Pass
WB-R	148	143	−5	0.41	Within 100	<5	Pass
NB-L	226	217	−9	0.60	Within 100	<5	Pass
NB-T	560	554	−6	0.25	Within 100	<5	Pass
NB-R	257	242	−15	0.95	Within 100	<5	Pass
EB-L	190	201	11	0.79	Within 100	<5	Pass
EB-T	826	797	−4%	1.02	Within 15%	<5	Pass
EB-R	220	208	−12	0.82	Within 100	<5	Pass
SB-L	155	143	−12	0.98	Within 100	<5	Pass
SB-T	717	751	5%	1.25	Within 15%	<5	Pass
SB-R	170	166	−4	0.31	Within 100	<5	Pass
Sreechan-KrangMuang intersection
WB-L	307	294	−13	0.75	Within 100	<5	Pass
WB-T	797	695	−13%	3.73	Within 15%	<5	Pass
WB-R	267	285	18	1.08	Within 100	<5	Pass
NB-L	125	99	−26	2.46	Within 100	<5	Pass
NB-T	328	341	13	0.71	Within 100	<5	Pass
NB-R	212	224	12	0.81	Within 100	<5	Pass
EB-L	255	247	−8	0.50	Within 100	<5	Pass
EB-T	758	695	−8%	2.34	Within 15%	<5	Pass
EB-R	258	239	−19	1.21	Within 100	<5	Pass
SB-L	444	430	−14	0.67	Within 100	<5	Pass
SB-T	574	589	15	0.62	Within 100	<5	Pass
SB-R	293	282	−11	0.65	Within 100	<5	Pass
Sreechan-RungMuang intersection
WB-L	122	133	11	0.97	Within 100	<5	Pass
WB-T	992	983	−1%	0.29	Within 15%	<5	Pass
WB-R	41	40	−1	0.16	Within 100	<5	Pass
NB-L	82	81	−1	0.11	Within 100	<5	Pass
NB-T	527	532	5	0.22	Within 100	<5	Pass
NB-R	157	153	−4	0.32	Within 100	<5	Pass
EB-L	69	54	−15	1.91	Within 100	<5	Pass
EB-T	1,046	964	−8%	2.59	Within 15%	<5	Pass
EB-R	70	61	−9	1.11	Within 100	<5	Pass
SB-L	211	199	−12	0.84	Within 100	<5	Pass
SB-T	543	549	6	0.26	Within 100	<5	Pass
SB-R	100	94	−6	0.61	Within 100	<5	Pass

Diff., hourly link flow of modeled versus observed within 100 veh/h, for flow < 700 veh/h within 15%, and for 700 veh/h < flow < 2,700 veh/h; GEH statistics < 5; , where GEH is GEH statistic; is simulated traffic flow; is surveyed traffic flow; [26].