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Electric Bus Trial in DTC WRI India’s
“Modernizing City Bus Services – Vision 2022”
atBengaluru
on 17-18 Nov 2016
Presented byDr. R S Minhas,
Deputy Chief GM, DTC
1
An Overview of DTC DTC was formed in 1948 (earlier name was Delhi
Transport Service). DTC came under GNCTD in Aug, 1996. All past liabilities
were written off (Rs 2123 Cr). The main function is to provide comfortable, economic,
safe and reliable public transport. It has a fleet of 4344 buses against the sanctioned fleet
of 5500 buses. It has 3781 LF buses (2506 Non-AC+1275 AC) and 563
Std. Floor Buses. It has 43 Depots for parking and maintaining the buses. DTC has around 30911 employees on its Rolls.
2
Brief Technical Data of Electric Bus.
An Electric Bus was provided by M/s Modipur Devices Pvt. Ltd. From BYD (Built Your Dreams) Auto Industry Co., China for trial in DTC from 10th March to 20th June, 2016.
Registration No. of Bus In India : GJ01 DZ 039 Make : BYD (K-9), China Power to run the bus-Fe Battery (Lithium Ion Phosphate) of 324
Kwh capacity with a life of above 4000 cycles. Charger of the battery- 3 Phase AC Charging, 380 V/400V,
126A, 80KW (60Kw for 5 Hrs.) wall mounted. Suspension : Air suspension. Brake : Front and Rear Disc Brake with ABS. Tyre Size : 275/70 R22.5
Contd…
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Brief Technical Data of Electric Bus.
Driving Motor : AC Synchronous Motor of 180 kw Delivering a Torque of 700 Nm.
Top speed of the bus : 70 Km/hr. Bus size (Length *Width * Height in mm) : 12000*2500*3250. Zero emission bus with silent running. Fully Air Conditioned. Fitted with CCTV Cameras with Panic Buttons. Differently Abled/Elderly friendly. Low Maintenance/Repair cost as it has no Engine, Transmission
etc. The Driving Motors are controlled with Electronic Control
Technology. 250+Kms. Operation in a single charge.
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5
Benefits of Electric Bus
Safety: This electric bus is fitted with a fire safe battery. It will not explode when exposed to direct flames.
Saving: Its energy consumption amounts to 1.3 KWh/KM, estimated at Rs.12.06/KM. It has fewer components replacement then Diesel/CNG bus. It has less maintenance cost compared to CNG/Diesel bus.
Eco-Impact : It has ZERO emission, Quite, Battery re-purpose able for utility energy storage after recycled from electric vehicles.
Contd….
6
Benefits of Electric Bus
Longevity : After 15 years o use, the battery capacity is projected to remain about 70%. No need for battery replacement.
Longest Rate : It gives leading driving range of 250+ Kilometers per charge.
Seating Capacity: The bus has the sitting capacity of 31 seats.
7
Operational details of Electric Bus manufactured by M/S BYD Operated from Millennium
Depot-I from 10th March to 20th June, 2016.
S.No
Para-meters
From 10th March 2016
April, 2016
May,2016
June (Up to 20.06.16
Total
1 Total Kms. Covered 1192 4279 3835 3616 12922
2 Total electric Units consumed
1601 6290 6824 6020 20735
3 Avg Rate per unit as per BSES Bill (Rs.)
10.66 10.66 10.66 10.66 10.66
4 Total Expenditure (Rs.
17067 67051 72744 64173 221035
5 Expenditure per Kms. (Rs.)
14.32 15.67 18.97 17.75 17.10
6 Earning in Rs. 46810 109370 79990 84485 320655
7 EPK 44.53 34.19 37.38
8
Comparative Analysis
S.No.
Parameters CNG AC Bus Electric AC Bus
1 Cost of the Bus 65 Lakhs 3 Crores2 Environmental
Impact Clean Fuel Zero emission
3 Maintenance Cost Higher Negligible4 Fuel cost Per KM 17.57 17.255 Breakdown
(Mechanical)Higher No Breakdown
9
Electric Bus in News
The Times of IndiaDated : 11.03.2016
10
Electric Bus in News
The Hindustan TimesDated : 11.03.2016
11
Electric Bus in News
The Times of IndiaDated : 18.08.2016
12
Electric Bus in News
The Hindustan TimesDated : 10.05.2016
