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Educational Training Equipments / Models

Home Products Models
STEAM ENGINE DISPLAY MODELS
 
A. Model of Steam Engine.
An all metallic & amaxing working model. The brass cylinder is section cut, covered with a glass plate, complete with working parts, piston slide valves, link motion& reversing method can be observed. The movement of the wheel is light enough to demonstrate working seven by blowing with mouth.
B. Model of Steam Engine
As above but having cast aluminum cylinder.
C. Steam Engine Model With A Boiler
Operation of commercial steam engine is well illustrated with this working model. The extra large size unit is complete with a horizontal boiler with a whistle, safety valve, steam gauge & heating lamp & small dynamo model.
D. Steam Engine 'D' Slide Valve
An all metallic properly constructed model, piston, cylinder & steam chest are shown in half section. Two connecting rods, one connecting to sliding valve & the other to the piston are provided. The whole assembly is fitted on a teak wood base.
E. Model of Piston Valve Steam Engine.
The cut way demonstration model showing the working of a piston valve steam engine. All metallic parts fitted on well polished wooden board.
F. Model of Compound Steam Engine
A large size section cut demonstration model H.P cylinder is provided with a piston valve & D.P. with a valve complete with jacketed receiver mounted on a teak wood board.
G. Model Uniflow Steam Engine
This demonstration model shows the working of a mild exhaust steam engine. The cylinder is sectioned & at end drop valves are fitted through which enters. Complete with all important working parts bevel gears, cam shaft & levers etc. fitted on teak wood board
h. Model of Drop Valve Steam Engine.
Sectional demonstration model separate steam & exhaust valves are provided at each of the cylinder four valve in all. Valves driven by cams give fixed points admission, cut off release & cushioning. The eccentrics are mounted on a shaft that is operated with bevel gears complete fitted on
teak wood board.
I. Model of Mayer Expansion valve Steam Engine
The engine model is equipped with two slide valves which are operated by separate eccentrics showing the double expansion plates of the Mayer engine fitted on threaded spindle & can be simultaneously brought closer & further away from each other.
J. Model of Corliss Valve Steam Engine.
In this sectional demonstration model four escillating valve are provided at each end of the cylinder two for admission & two for exhaust. Valves are operated through suitable links with a wrist plate which receive esillations from an eccentric on the crank shaft. Complete with all aluminum cast parts fitted on wood board.



 

 
Steam Turbine Display Models
a. De - Lavel Turbine (Velocity Compounded)
b. De - Lavel Turbine with Transparent Window (Velocity Compounded)
c. Pressure & Velocity Compounded Steam Turbine
d. Air or steam Pressure Turbine (Pressure Compounded)
e. Pure Reaction Steam Turbine (Hero�≥s)
 

 
Low Pressure Boiler Display Models
 
A. MODEL OF LOCOMOTIVE BOILER
The model is especially designed to understand the working of a locomotive steam boiler. The steel shell is of 20 cm dia. & 60 cm in length. The fire box is provided with a door & gate. The dissected barrel shows its inside view. Hot gasses after passing through the fire tubes enter the smoke box with a door , nozzle& the blast pipe. The model is approx. 100 cm. in length,45 cm high& 35 cm in breadth & is complete with whistle steam dome, safety valve, check valve, steam regulator, water & steam gauges


MODEL OF LOCOMOTIVE BOILER


B. MODEL OF BABCOCK & WILCOX BOILER
It is a water tube boiler. The shell is 15 cm. in diameter and 75 cm, in length and is fitted with a super heater and with inclined water tubes over the furnace connected with headers. The model is fitted with stop, safety valve, water gauge, steam gauge, manhole, mud hole, regulating draught door, damper with counter weight and chimney. Seating and brick work are shown in wood work. The model is approximately one meter in length 28 cm. in breadth and 77 cm. high


MODEL OF BABCOCK & WILCOX BOILER
C. MODEL OF CORNISH BOILER
Shell is 75 cm long 22 cm dia. One fire tube pass from end to end. At the front of each tube a furnace fire grating is placed & a door is high. Brick work as seating & fules are shown in wood work. The boiler is complete with dead weight safety valve, manhole, udhole, check valve, high steam & low water gauges, regulating draught doors, with counter weights & chimney. The model is approx. one meter in length 37 cm in breadth & 45 cm high. It is specially made dissectible for demonstration.


CORNISH BOILER
D. MODEL OF LANCASHIRE BOILER
Steel shell is 75 cm long 22 cm dia. two large tubes pass from end to end. At the front of each tube a furnace fire grating is placed & a door is high. Brick work as seating & flues are shown in wood work. The boiler is complete with dead weight safety valve, manhole, check valve, high steam & low water gauges,
regulating draught doors, with counter weights & chimney. The model is approx. One meter in length 37 cm in breadth & 45 cm high. It is specially made dissectible for demonstration purposes.


CORNISH BOILER
E. MODEL OF COCHRAN BOILER
This is the best known vertical type fire tube boiler. The shell is 25 cm. in dia. & 60 cm high. The cylindrical fire box is with a door& gate at it�≥s bottom. Hot gasses pass from the fuel with the combustion chamber through the tubes. At both ends of the tubes covers are given & tubes can be cleaned after their removal. The model is complete with feed check valve, steam & water gauges, stop valve, safety valve & manhole.


MODEL OF COCHRAN BOILER
F. MODEL OF MARCET BOILER.
A stove heated working model, giving working pressure of 45 LBS. per square inch., the vessel is 20 cm in dia. & valve, thermometer jacket, pressure gauge & tripod stand


MODEL OF MARCET BOILER
G. VERTICAL WATER TUBE BOILER
It is fitted inside a cylindrical fire box to increase the heating surface & improve the circulation of water, the fire box is fitted with cross tubes. The model is complete with stop valve. Check valve, dsafety valve, manhole water gauge steam gauge etc.


VERTICAL WATER TUBE BOILER
 

 
HIGH PRESSURE BOILER MODELS
 
A. MODEL OF LO - EFFLER BOILER
This is high pressure boiler. It consists of an ecconomiser. Drum radient super heater & circulating pump. The model is mounted on sturdy wooden base.


HIGH PRESSURE BOILER MODELS
B. MODEL FOR LA - MOUNT BOILER
This is typical high pressure boiler. It is constructed so that to demonstrate the steam & water circulate. The fuel gas circulates by the feed pump ecconomiser, the steam outlet


MODEL FOR LA - MOUNT BOILER
C. MODEL FOR BENSON BOILER
This is a typical high pressure boiler. It is constructed to demonstrate economiser, radient evaporator, residial evaporator & initial super heater radain super heater, & connection super heater.


MODEL FOR BENSON BOILER
D. MODEL OF VELOX BOILER
This typical high pressure boiler. It is constructed so that to demonstrate the ecconomer feed pump steam separating section, water circulating pump, & connection super heater. It is also demonstrate the gas turbine & air compressor.


MODEL OF VELOX BOILER
E. MODEL OF STERLING BOILER
This typical high pressure boiler. It is constructed so that to demonstrate the ecconomer feed pump steam separating section, water circulating pump, & connection super heater. It is alsodemonstrate the as turbine St air compressor.
 

 
MODELS OF BOILER MOUNTINGS & ACCESSORIES
 
LEVER SAFETY VALVE
An all metallic demonstration model showing the valve seat, fulcrum and lever with adjustable weight.


LEVER SAFETY VALVE
 
SPRING LOADED SAFETY VALVE
The demonstration model having two separate valves with one lever bearing loaded by a spring.


SPRING LOADED SAFETY VALVE
DEAD WEIGHT SAFETY VALVE
The valve resting on the seat the top of an outlet pipe are covered by a case carrying weights hanging freely from the valve.


DEAD WEIGHT SAFETY VALVE
COMBINED HIGHT STEAM AND LOW WATER - SAFETY VALVE
safety valve blows off when the steam pressure exceeds the working pressure, this high steam to escape as water level fallstoo low. A properly constructed model fitted on suitable base.


DEAD WEIGHT SAFETY VALVE
 
WATER GAUGE MODEL
An all metallic and properly constructed model. Upper and lower parts are with transparent inserts to make the interior construction visible and are connected by a hollow column. The unit is complete with cock and stuffing�≥s. Mounted on a polished wooden board.
 
STOP VALVE HOPKINSON TYPE

The type of model has many advantages over ordinary design of junction stop valves. The construction and the method of operating the complicated model can be easily demonstrated with this all metallic section cut model.

 
FEED CHECK VALVE
All metallic section cut model. A good design of non return valve and arrangements for regulating by hand can be easily demonstrated with this all metallic section cut model.


FEED CHECK VALVE
STEAM INJECTOR
This cutway demonstration model is to understand the system of feeding a boiler with water by direct use of steam. Showing water and steam inlet, overflow outlet. The central cut spindle carries valve and the upper end with handle. The steam cone is actuated by rotating the handle. It is fitted on 45 cm high wooden board.


STEAM INJECTOR
PRESSURE GAUGE
Bourdon�≥s type. Large size, open construction model for explaining the principle. Mounted on cast iron base with air nozzle. It is provide with transparent graduated dial to see the inner constructional details of the Bouron�≥s tube.

PRESSURE GAUGE

As above but of medium size 50 mm dia.

PRESSURE GAUGE
BLOW OFF COCK
An all metallic sectionised model mounted on cast iron base.


BLOW OFF COCK
REDUCING VALVE
The function of this valve is to maintain a constant reduced pressure on the engine side while the higher pressure on the boiler side may be variable. It is a large size section cut model, to make the students understand its working.


REDUCING VALVE
FUSIBLE PLUGS
A set of three, section cut & properly constructed models mounted on polished wooden base.
 
ANTI – PRIMING PIPE
The model is complete with seating of junction valve. The perforated pipe is about 30 cm long and 4 cm in diameter.


ANTI – PRIMING PIPE
EXPANSION STEAM TRAP
In this system the advantage is taken of the expansion of materials on heating. The unit is all metallic, section cut, mounted on 40 cm high wooden board.


EXPANSION STEAM TRAP
FLOAT STEAM TRAP
This type is intended to separate water by a float which is raised when it accumulated in the trap, thus opening a valve and permitting water to escape. The model is all metallic, section cut and mounted on cast iron base.


FLOAT STEAM TRAP
 
GREEN ECONOMISER
it is an all metallic demonstration model to understand the working of a feed water heater. Complete with safety valve, scrapers, chains and pulleys. Flue passage i. e. all brick work is shown in wood work and the model is so dissectible that the inner construction can be seen clearly. Approximately 45x30x25 cm in
size.


GREEN ECONOMISER
 
SUDEN SUPER HEATER
Flue passage and all brick work is shown in wood work and the model is selected in such a manner that an inner section view can be studied. The overall size is about 30x30x20 cm.


GREEN ECONOMISER
 

 
COMRESSOR ACCESSORIES DISPLAY & CUT MODELS
a. Cut section model of Single Stage Reciprocating Air Compressor.
b. Cut section model of Two Stage Reciprocating Air Compressor.
c. Cut section model of Centrifugal Air Compressor.
d. Cut section model of Rotary (Vane) Air Compressor
e. Cut section model of Axial Flow Air Compressor.
f. Cut section model of Screw Air Compressor.
g. Cut section model of Root Blower (Twin Lobe) Air Compressor.
h. Different types of Blower Impellers
   i. Forward Curve.
   ii. Backward Curve.
   iii. Radial Curve
   iv. Axial Fan.
I. Cut section model of Compressor Accessories
i. Non Return Valve
ii. Pressure Safety Switch.
iii. Pressure Gauge.
iv. Spring Loaded Safety Valve.
v. Air Cleaner.
vi. Air Filter Regulator.


COMRESSOR ACCESSORIES DISPLAY & CUT MODELS
 

 
MODEL OF GAS TURBINE & GAS TURBINE PLANT
 
GAS TURBINE MODEL
The section cut model is constructed of light & strong metal showing air intake axial flow double stage compressor. Fuel supply, consumption chamber, turbine rotor exhaust etc. complete on wooden base size 45 x 20 x 25 cm approx.


GAS TURBINE MODEL
 
MODEL OF GAS TURBINE PLANT
It consists of :
1. Two stage gas turbine model.
2. Two stage air compressor model.
3. Inter cooler for two stage air compressor.
4. Regenerator.
5. Combustion chamber.
6. Reheating chamber.

The display board of suitable size sunmaica laminated wooden
board, on it various components, control and parts are mounted..


MODEL OF GAS TURBINE PLANT