THE
DYNAMICS OF HIGH SPEED RAIL - ANALYSING VIABILITY
IN THE INDIAN SETUP
The case for high speed rail is dependent on a number of
market factors and the development of high speed rail appears to be correlated
with certain factors.
The case for high speed rail is strongest in countries where
there is a large market for travel over distances of around 200-800 km*, and
particularly in the range 300-1000 km. India has around a million long distance
train travellers every day. Seen from this perspective, India has a very large
High Speed Rail Market waiting to be tapped.
A high speed line can offer very high capacity. For
sufficient travel demand for HSR capacity to be utilised effectively, there
must be very large cities approximately the right distances apart. There must also be a number of significant
population centres that can be accessed by the same high speed route. India has
this combination in the right proportion. Say a train going from Delhi to
Kolkata. The HSR can run through the following route;
Delhi-Agra-Kanpur-Lucknow-Varanasi-Patna-Dhanbad-Kolkata.
The existence of very good conventional rail lines reduces
the incremental economic cost for high speed rail, particularly over shorter
distances, although if it is possible to use existing railway lines on final
approaches to major cities, the construction costs of high speed rail can be
significantly reduced.
Demand and capacity- many countries have built high-speed
rail lines as much for reasons of capacity as for reasons of speed (securing
incremental passengers-due to increase in passenger population- as also for journey time savings for existing
passengers). The benefits of new construction will be highest when this new
capability can be fully utilised early on – particularly when relatively high
discount rates are used
Population distribution: the distribution of population
around city centres relative to more distant suburbs, will affect the potential
benefits of high speed rail. Journey times and distance High-speed rail enables
journeys over medium distances to be made quickly.
HSR is better at serving markets where demand is located
closely around key nodes. High speed rail can serve a higher proportion of
potential markets in countries like India, where most of the urban population
lives in compactly populated cities.
As discussed above, high speed rail lines can provide very
high capacity and the benefits of investment will be more if this capability
can be well utilised. It would be very unusual for there to be such great
demand for travel between two individual cities that a dedicated high speed
line can be justified: the line must also be able to handle passengers to/from
other cities, either along or beyond the core route. The case for building of
high speed lines is likely to be stronger if population is situated in
corridors that can be served by a single line*.
COMPARISON
Let us compare the various High Speed Rail systems in
operation around the world to get some insight into which kind of HSR system
India can choose.
JAPANESE
SHINKANSEN E5
|
CHINA RAILWAYS CRH380A
|
RUSSIAN
SAPSAN
|
TAIWAN
THSR 700T
|
GERMAN
ICE 3
|
FRENCH
TGV DUPLEX
|
ITALY
ETR 500
|
|
Maximum speed (Km/h)
|
320
|
380
|
250
|
300
|
330
|
320
|
300
|
Speed record (Km/h)
|
-
|
486
|
290
|
315
|
368
|
574.8
|
362
|
Levels
|
1
|
1
|
1
|
1
|
1
|
2
|
1
|
Passenger capacity
|
731
|
494
|
604
|
989
|
460
|
512
|
671
|
Entered service
|
2011
|
2010
|
2009
|
2007
|
2000
|
1995 Jun 21
|
1992
|
Weight
|
-
|
-
|
667 t
|
503 t
|
409 t
|
380 t
|
640 t
|
Train length
|
-
|
666.01 ft. (203 m)
|
820.75 ft (250 m)
|
997.37 ft (304 m)
|
656.16 ft. (200 m)
|
656.16 ft. (200 m)
|
1,162.50 ft. (354.33 m)
|
Manufacturer
|
Hitachi, Kawasaki Heavy Industries
|
China South Locomotive & Rolling Stock Corporation Limited
|
Siemens
|
Kawasaki Heavy Industries, Rolling Stock Company, Hitachi Rail,
Nippon Sharyo
|
Siemens
|
ALSTOM (GEC-Alstom)
|
TREVI SpA
|
GAUGE
|
1435 mm
|
1435 mm
|
1520 mm
|
1435 mm
|
1435 mm
|
1435 mm
|
1435 mm
|
OPERATOR
|
JR EAST
|
SHANGHAI RAIL BUREAU
|
RUSSIAN RAILWAYS
|
THSRC
|
DEUTSCHE BAHN
|
SNCF
|
TRENITALIA
|
POWER OUTPUT (Kw)
|
9,960
|
-
|
8,000
|
10,260
|
8,000
|
9,280
|
8,800
|
BRAKING
|
Regenerative
|
Regenerative
electrical continuous pneumatic
|
-
|
Regenerative
Eddy currents
|
-
|
Regenerative
pneumatic
|
-
|
We can see from the above table that Russia has a 1520 mm
gauge whereas all other nations have 1435 mm gauge or Standard gauge. Existing
Indian Rail Network is mainly Broad-gauge or Indian Gauge i.e. 1676 mm that is
5 ft 6 in. India is able to carry so many passengers and freight in huge
numbers because we have the Broad gauge network. But most of the HSR
technology is calibrated to standard Gauge. So here, we have to make a choice
between selecting standard gauge technology and developing a broad gauge HSR
which will be the first in the world. I think that it is imperative that we
choose Broad gauge for our future HSR network as it will give us higher
capacity. Moreover we can make it a part of the System of Indian Standards
(SIS)-Refer Chapter on System of Indian Standards and promote broad gauge HSR internationally as well as in the future.
ADVANTAGES
OF HSR
ENERGY EFFICIENCY
[11]
Travel by rail is more competitive in areas of higher
population density or where fuel is expensive, because trains are more
fuel-efficient than cars when ridership is high, comparable to other forms of
mass transit. In Japan and France, which have extensive high-speed rail
networks, a large proportion of electricity comes from nuclear power[12].On the
Eurostar, a train which primarily runs off the French electricity network,
emissions from travelling by train from London to Paris are 90% lower than by
flying [13].
Even using electricity generated from coal or oil,
high-speed trains are considerably more fuel-efficient per passenger per kilometer traveled than the usual automobile due to economies of scale in
generator technology [14].
High-speed rail can accommodate more passengers at far
higher speeds than automobiles. Generally, the longer the journey, the better
the time advantage of rail over road if going to the same destination. High
speed rail provides considerably reduced travel times between cities. However,
high-speed rail can be competitive with cars on shorter distances also,say 0–150
kilometres like in commuting, given road congestion or costly parking
fees.
Although air transit moves at higher speeds, its total time
to destination can be increased by check-in, baggage handling, security and
boarding. These procedures also add cost to air travel[15].Trains are preferred
in shorter, mid-range distances since rail stations are typically closer to
urban centers than airports [16].
Likewise, air travel needs longer distances to have a speed
advantage after accounting for both processing time and travel to the airport.
Electric HSR supports energy independence and is
eco-friendly. Electric trains use less energy to transport goods and people on
a per unit electricity(kilowatt) basis and can take power from more varied
sources of energy including renewables than automobile and aircraft, which are
more reliant on imported petroleum.
SAFETY [20]
HSR is much simpler to control due to its predictable
course. High-speed rail systems reduce (but do not eliminate) [21] Collisions
with automobiles or people, by using non-grade level track and eliminating
grade-level crossings.
SPACE UTILISATION
AND CONVENIENCE
A typical passenger rail carries 2.83 times as many
passengers per hour per metre width as a road. A representative train is the
Eurostar, which provides capacity for 12 trains per hour and 800 passengers per
train, totalling 9,600 passengers per hour in each direction. By contrast, the
Highway Capacity Manual gives a maximum capacity of 2,250 passenger cars per
hour per lane, excluding other vehicles. Assuming average vehicle occupancy of 1.57 people [26].
A standard twin track
railway has a typical capacity 13% greater than a 6-lane highway (3 lanes each
way) 27,while requiring only 40% of the land (1.0/3.0 versus 2.5/7.5 hectares
per kilometre of direct/indirect land consumption) [28].
The Tokaido Shinkansen line in Japan, has a much greater
ratio (with as many as 20,000 passengers per hour per direction). Similarly
commuter roads tend to carry fewer than 1.57 persons per vehicle (Washington
State Department of Transportation, for instance, uses 1.2 persons per vehicle)
during commute times [28].
High-speed trains also have comfort advantages, since train
passengers are allowed to move freely about the train at any point in the
journey17.The seats are also less subject to weight restrictions than on
planes, and as such may have more padding and legroom [18].
Rail travel also requires less weather dependency than air
travel. A well designed and operated rail system can only be affected by severe
weather conditions, such as heavy snow, heavy fog, and major storm. Flights
however, generally face cancellations or delays under less severe conditions.
Technology advances such as continuously welded rail have
minimized the vibration found on railways, while air travel remains affected by
turbulence when adverse wind conditions arise [19].Trains can also accommodate
intermediate stops at lower time and energetic costs than planes.
TECHNOLOGY, GROWTH
AND EMPLOYMENT BENEFITS.
By building a HSR system, India can develop an indigenous
high-speed rail Technology industry. The creation and expansion of HSR can
develop India into a leader of high-speed rail building technology. Indian
engineers are capable of absorbing imported technologies quickly, localize
production processes, and even begin to compete with foreign suppliers in the
export market. Plus there will be spin-offs We did it in the defence market
with BrahMos Supersonic cruise missiles. It is very well possible to do so in
this sector also.
Additionally, shifting passengers to high-speed lines allows
conventional railways to carry more freight, which is more profitable for
railways[23]. HSR facilitates cross-city economic assimilation and encourages the
growth of second-tier cities. The introduction of the high-speed railways was
responsible for 59% of the increase in market potential for the secondary
cities connected by bullet trains. (Market potential, a concept used by
economic geographers, measures "a geographic area's access to markets for
inputs and outputs.") A 10% increase in a secondary city's market
potential is expected to be associated with a 4.5% increase in its average real
estate price [25].
HSR is bound to improve economic productivity and
competitiveness over the long term by increasing the transport capacity of
railways and linking labour markets [22].
Furthermore, building the HSR is a labour intensive
process.it is estimated that an investment of $1 Billion will create around
25,000 direct jobs. Indirect jobs created will be many times that number. In
building the HSR we might have to involve millions of people. HSR will become
an avenue to employ the surplus and inexpensive labour that India has. This
Stimulates the economy in the short term as HSR construction creates jobs and
drives up demand for construction industries like consultancy, cement and
steel.
Work on the Beijing–Shanghai PDL mobilized 110,000 workers [24].
This shows that we can tap into our vast labour market and reap the 'Demographic
Dividend' that India has been waiting for.
Thus, we have seen that though High Speed Rail system needs
heavy investment initially, it turns out well for the economy and the people.
The advantages of building a High Speed
Rail system is immense and beneficial to the society. Consequently we should
work towards establishing a safe and efficient High Speed Rail system in India.
- Dr.Kartik Hegadekatti.
Dr.Kartik Hegadekatti is an Indian Civil Service officer presently serving in the Ministry of Railways in India.Views Expressed are Personal.
REFERENCES
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11. http://en.wikipedia.org/wiki/High-speed_rail#Energy_efficiency
12. The Times, Friday, 6 January 2006, p54. France will run
trains free from fossil fuel, says Chirac.
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* HIGH SPEED RAIL: INTERNATIONAL COMPARISONS Final Report
February 2004 Prepared for Commission for Integrated Transport Page 64.
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