1. $0
$200,000
$400,000
$600,000
$800,000
$1,000,000
$1,200,000
BYD SC Proterra SC Proterra FC
Total costs
Bus cost Charger cost Installation cost Other costs
Range (Miles) 144 165 155 124 200 130 155 200 240 UPTO 65*/ UPTO 194 94 73
Battery options
BYD Proterra New Flyer
Sizes of a bus 30’ 35’ 40’ 45’ 60’
45’
Coaches
40’ Coach
45’ Double
Deck
23’ 35’ 40’ 40’ 60’
Different Battery
Sizes (kWh)
197kW
h
270kW
h
324kW
h
291.6k
Wh
591kW
h
394kWh 365kWh 590kWh
135kW
h
Fast Charge: 104 kWh 100 kWh NA
Slow Charge: 330
kWh
100 - 300
kWh
250 kWh
Transit Management Intern Program
Sai Praneeth Kalakuntla
Graduate Student - Master of Urban Planning, Texas A&M University
praneeths91@tamu.edu, +1 832 998 4159
Supported by:Internship at:
Capital Metropolitan
Transportation
Authority - AUSTIN
Why do we need electrification/
electric buses?
US Zero Emission Transit Bus Operators (April 27, 2016)
40
13
0
5
10
15
20
25
30
35
40
45
Battery Electric
Vehicles
Hydrogen Fuel Cell
Vehicles
Number of Transit Agencies with
Zero Emission Vehicles
17
12
7
4
0
2
4
6
8
10
12
14
16
18
Proterra BYD Complete
Coach
Works
New
Flyer
Transit Agencies and their vehicles
20
1
19
0
5
10
15
20
25
Vehicles on
roads
Trial run Upcoming
(Fall 2016 -
2018)
Number of Transit Agencies
with Battery Electric Vehicles
113
37
27 0
65
71
19 4
0
20
40
60
80
100
120
Proterra BYD Complete
Coach
Works
New Flyer
Number of Vehicles
Running on roads
Upcoming (Fall 2016 - 2018)
177
159
150
155
160
165
170
175
180
Vehicles on roads Upcoming
Number of Vehicles
Fleet profile
• TOTAL BUSES: 404
• Lifetime of each bus: 14-16 years
• Range of a bus: 300 – 360 miles/full tank
• Replacement Buses: 398 (from 2016 - 2028)
Available vehicles
Select a
bus
company
Size of a
bus
Range
BYD
Proterra
New Flyer
Complete
Coach Works
GreenPower
ebus
BYD
Proterra
New Flyer
• Remanufactured
• Roughly 12 hours
per day
• <100 miles per day
Charging systems
In-depot charger - BYD
https://c2.staticflickr.com/6/5346/7193295054_0b2a1949d7_b.jpg
On-route charger - Proterra
BYD
Proterra
New
Flyer
Proterra
New Flyer
Maintenance
Tools requirement
• Propulsion service kit
• Accessories tools
• Battery pack and inverter lifting jigs
• Computer
• Other bus tools
Facilities modification
• Dedicated parking space for an e-bus
• It is recommended to install a charger near
to the transformer
• It requires an internet connection
Electricity
Training
Training
User
Drivers Mechanics
Provider
Bus
manufactu
rer
Costs
Recommendations
Gather information
from New Flyer
Further research required
for bus charger & parking
space requirements and
Route Planning
Electricity pricing and
conservation rebates
Pilot project
Fleet transition
Next Steps…
Emissions Heat Noise
Gallons of Diesel
(408,083 gallons/
Month)
Maintenance
cost
Operation cost
• On-Peak Hours: 2:00 PM – 8:00 PM
(June - September)
Source: Electric Bus Analysis for NYC Transit by J Aber Columbia University - May 2016