Railway carrage workshop Ajmer training presentation.

1. A
Power Point Presentation
on
Vocational Training
AT
DEPARTMENT OF MECHANICAL
POORNIMA COLLEGE OF ENGINEERING
ISI-6, RIICO INSTITUTIONAL AREA , SITAPURA, JAIPUR
Submitted By:
Bhupesh Jangid
(PCE2/ME/13/059)
Submitted To:
Mr. Yogesh Mishra
“Carriage Workshop (NWR), Ajmer”

2. INDIAN RAILWAY HISTORY
It is one of the world's largest railway networks comprising 115,000 km
(71,000 mi) of track over a route of 65,808 km (41,826 mi) and 7,112 stations.
The country's first railway, built by the Great Indian Peninsula Railway (GIPR),
opened in 1853, between Bombay and Thane.
The core of the pressure for building Railways In India came from London. In
1848, there was not a single kilometer of railway line in India.

3. Carriage Workshop NWR ,Ajmer
• It is founded in 1884 by the
Central Railway Workshop
(1876).
• Repairing and Manufacturing of
Steam engines and Carriages of
Rajputana-Malwa Railway.
• After 2000 It works on IOH and
POH of Carriages.
• Also POH of Heritage on Wheels
and POW,RROW.
• IMS Certified. QMS-9001:2008
EMS-14001:2004
OHSAS18001:2007

4. BTC
(Basic Training Center)
Bogie
Braking
System
Spring
Section
Bearing
Section
Machine
Shop
Wheel and
Axle shop
Coach
AC system Paint Shop

5. BOGIE
For IOH of Bogie Dismantle of Bogie BMBC
POH (periodic overhauling):- For
ICF coaches every 18 Months.
IOH (Intermediate Overhauling):-
For ICF Bogies Every 9 Months.
Each part sent to Repair or Change
after Dismantle of Bogie.
Shot Blasting is done on Springs
and other Dismantles.
Manufacturer:-ICF Chennai ,RCF
Kapurthala
Final Outgoing
Weight:-6tonne

6. Braking System (Twin Line Braking System)
Compressor(loco)
10 kg/cm2
Feed Pipe
(6kg/cm2)
Dia. 25 mm
Auxiliary Reservoir
300 litter Cylinder
Distributor Valve
To BMBC
(bogie Mounted
brake cylinder)
Brake Pipe
(5kg/cm2)
Control
Reservoir

7. Spring Section
After dismantle Shot Blasting Machine Magno flux Machine
DEFECTS

8. BEARING SECTION
Double Roller Self
Aligned Bearing.
Venders:- NBC,SKF
Bearings
No.of Rollers:-30
Per Bearing Grease:-
1.75kg NBC bearing
Dismantled Bearings
Hydrojet Cleaning
Inspection and Testing
HeatingAssembly

9. Machine Shop(Wheel and Axle)
Wheel Turning Machine Wheel Pressing Machine Axle Turning Machine
Final OutgoingUltrasonic Testing of Axle
Nominal Dia. of wheel:-915mm, If Dia.<837mm then rejected
Pressing Load for wheel pressing:-85 to 110 tonne
Axle Journal Dia. :- AC-152mm,Non-AC-145.
Material:-Forged Cast Steel

10. COACH
Roof sheet and trough floor: –Austenitic (304)
Other members:- Ferritic (409M)
Under-frame –Corten steel
Buffer and Bio Toilet
Coach Shell Coupling of Coach

11. AIR CONDITIONING SYSTEM
RMPU(Roof Mounted Package Unit)Under Slung Type
CopeLand Scroll Type Compressor
Per Unit Capacity:-7 Tonne
Per Coach Unit :-2
Refrigerant:R22,R134A,Recently R407C
Air Circulation :-75% Inside,25% outside
Current supply:-440v ,7.5 amp.
Refrigerant Quantity:2.75kg
V-Type Twin Cylinder Compressor
Under slung Items:-
Compressor , Condensor ,Control Panel
Used before 1996
Pipe Length:-25 m

12. PAINT SHOP
PU Paint Process:-
Prepared Shell Putty Operation Putty Rub Down
Masking Painting Shop Drying Oven
Epoxy- Epoxy- Polyurethane system:-
Paint life:-2 POH
More durable.
More Gloss & Colour retention.
More resistance to salty atmosphere.
More resistance to ultra-violet rays.