Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Solved Assignments
Asked Questions
Answered Questions
classification1 in accordance to cylinder axis engine can be vertical or horizontal2 in accordance to action of steam can be single acting or
steam enginessteam engine is heat engine which converts heat energy to mechanical energy the pressure energy of steam acts on piston and piston is
locomotive boiler it is horizontal natural circulation fire tube boiler it can generate steam at the rate of 7000 kghr at pressure of up to 25 mpa
construction of lacashire boilerconstruction consists of boiler shell which contains water and steam diameter can vary from 175 to 275 m and length
lacashire boiler it is fire tube internally fired stationary horizontal natural circulating type boiler evaporative capacity can be up to 8500 kghr
construction featurescomprises of a water drum which is connected to two headers at the front and back ends the headers are connected by large number
internal parts of boilerpressure gauge for indicating steam pressurewater level indicator for indicating water levelsteam stop valve permits
important termsfire box place where fuel is burntgrate the fuel is burnt on thisbaffles plates are used for directing the flow of flue gasseschimney
boiler classification1 according to tube contents boilers can be water tube or fire tube type in water tube boilers water flows in tubes and
factors affecting the selection of boiler- working pressure and amount of steam needed- floor area
essentials of a good boiler- should be capable of producing the required steam at the required pressure for minimum fuel
specifications the boilers are specified as per following parameters - steam generation rate for instance 50 000 kg
boilersboilers boilers can be defined as closed pressure vessels that are used to generate steam at pressure much higher than atmospheric pressure by
steps for method of jointto find force in member of the truss by this method the three steps which are given below are followedstep-1 calculate
method of jointhow you can find out force in the member of truss by using method of jointsol in this after determining the reactions at supports the
methods of analysis of trusseswhat are the methods of analysis of trusses what is found when the analysis of a system is donesol the forces in the
use of trusseswhere do you find trusses in usethe main uses of truss are as follows1 the trusses are used to support slopping roofs2 brick trusses
use roller support - steel trusses of bridgesexplain why do we use roller support in case of steel trusses of bridgessol in the bridges most of time
evaluate reaction of support of the framehow can you evaluate reaction of support of the framesol the frames are usually supported on roller support
assumptions in analysis of simple trusswhat are assumptions made in analysis of simple truss sol the assumptions made in finding out forces in the
deficient frame and redundant frame - trussdeficient frameif the numbers of member in the frame are less than 2j-3 then the frame is called as
imperfect frame - trussimperfect framean imperfect frame is one that does not satisfies relation between numbers of members and number of joints
perfect frame - trussperfect framethe frame that is composed of such members which are sufficient to keep the frame in equilibrium when the frame is
shear force and bending moment diagramhow can you draw a shear force and bending moment diagramsol in these diagrams the shear force or bending
point of inflexiondefine the term point of contraflexure or point of inflexion also define point of zero shear force sol the points other than