What is difference between LHB and ICF coaches?
What is difference between LHB and ICF coaches?
– The LHB coaches can travel at a much higher speed than ICF coaches. The maximum permissible speed for LHB coaches is 160 kmph, while the ICF coaches are permitted to travel at a maximum speed of 110 kmph. – The LHB coaches are 1.7 meters longer than the conventional ICF coaches, which enhances there seating capacity.
What is the full form of LHB?
Linke Hofmann Busch (LHB) design coaches are lighter in weight, have higher carrying capacity, higher speed potential, increased codal life and better safety features as compared to Integral Coach Factory (ICF) design coaches. View Full Image. Indian Railways will replace conventional ICF design coaches to LHB coaches.
Which bogie is provided in LHB coach?
Fiat Bogies are used in LHB coaches. The FIAT bogie is two-axle type and two stage suspension bogie. The FIAT Bogie frame if solid welded frame. The bogie assembly is shown in Fig.
What is ICF and LHB in train?
As compared to the existing conventional coaches, manufactured by the Integral Coach Factory (ICF), LHB coaches are lighter. Moreover, LHB coaches have a higher passenger capacity, air conditioning capacity, and speed compared to conventional rakes.
Why do LHB coaches jerk?
The problem of jerks in LHB coaches arises due to Centre Buffer Coupler (CBC) system that is used to join coaches. Draft gear is the equipment that Indian Railways makes use of to connect the couplings to the rolling stock. The new balanced draft gear couplings have high-capacity shock absorbers, hence reducing jerks.
Why LHB coaches are safe?
The modern LHB train coaches are considered to be safer as well as better than conventional ICF- design train coaches. Unlike ICF-design train coaches, LHB coaches offer a higher carrying capacity, they have higher speed potential, they are also lighter in weight and have increased codal life.
How LHB coaches are safe?
What is anti roll bar in LHB coaches?
Rail Anti Roll Bar The anti-roll bar system is located between the bolster and the bogie frame. It helps to reduce the body roll of a vehicle during operation. The complete anti-roll bar assembly is comprised of a torsion bar, levers, links, and support bearings.
Which is the biggest train in India?
Dibrugarh – Kanyakumari Vivek Express
Dibrugarh – Kanyakumari Vivek Express This weekly train, numbered 15905/15906, is currently the longest train route in the Indian Subcontinent.
What means SLR in train?
SLR coach on a train stands for Seating-cum-Luggage Rake. · There are two SLR coaches in a train – the first one is next to the engine and the second one is at the end of the train. · The compartments are divided into two sections – one for sitting (currently for differently-abled person) and another for luggage.
What is train bogie called?
A bogie is a structure underneath a railway vehicle body to which axles and wheels are attached through bearings . The term “bogie” is used in British English, while a “wheel truck”, or simply “truck” is used in American English .
What is the difference between bogie and coach?
is that bogie is (rail|british|australia|new zealand|canada) structure with axles and wheels under a railway carriage or locomotive, called railroad truck in us english also used under semitrailers, and lorries with more than one rear axle while coach is a wheeled vehicle, generally drawn by horse power.
How big are the bogies on a LHB coach?
The development of LHB coach bogies has been a continuous process. Pneumatic suspension is increasingly replacing coil springs at a secondary stage for constant floor height, improved ride comfort and high payload to tare ratio. The initial LHB design coach had a maximum gross load of 56.65 tonnes and payload to tare ratio of 0.23.
What kind of material is the LHB Bogie made of?
The material is stainless steel. Axle is the main long cylindrical bar on which wheels are fixed with the help of bearings. This is also made of stainless steel as above. Each axle contains 2 wheels, the brake cylinders are also attached to it and in case of LHB coaches, the braking discs are fixed on to the axle
What’s the maximum speed of a LHB bogie?
1. Preventive measures for failure of control arm in LHB coaches. 2. Final speed Certificate for operation of LWSCNA variant coach on FIAT bogie fitted with pneumatic suspension at secondary the stage upto maximum speed of 105 kmph on track maintained to other than C&M-I Vol.- I standard.
What are the spring packs on a LHB Fiat bogie?
It is implemented by two spring packs (A, FIG. 4-4) which sustain the bolster beam (1) over the bogie frame (6). Each spring pack is made up by an internal (3) and an external spring (4), mounted and positioned through the centering discs (5).