THERMAL SPRAYING AND HARD FACING

INTRODUCTION

Thermal spraying techniques are coating processes in which melted (or heated) materials are sprayed onto a surface.

The feedstock (coating precursor) is heated by electrical (plasma or arc) or chemical means (combustion flame).

Thermal spraying can provide thick coatings (approx. thickness range is 20 micrometers to several mm, depending on the process and f ....etc

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SEMINAR REPORT ON SINGLE CRYSTAL CASTING OF HPTR BLADE FOR AL-31FP ENGINE

Presented by,
Dillip Kumar Das Mohapatra
Mechanical Engg.
Regd No.-0721101016
7th Semester
VSSUT,BURLA





SINGLE CRYSTAL HP TURBINE BLADE

HPTR blades are hollow and of single crystal structure. This enhance creep resistance, thermal fatigue and hence enhances the life of the blade.
the shape of the turbine blade has a larger relative thickness and curvature compare to compressor blade



Turbine blades in ....etc

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Thermal Barrier Coatings

Heat engines are based on considering various factors such as durability, performance and efficiency with the objective of minimizing the life cycle cost. For example, the turbine inlet temperature of a gas turbine having advanced air cooling and improved component materials is about 1500oC. Metallic coatings were introduced to sustain these high temperatures. The trend for the most efficient gas turbines is to exploit more recent advances in material and cooling technology by going to engine op ....etc

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The file system must be user friendly as far as possible. Hence the operation on the system by tfie costumers must be limited. Thus the procedure for a search can be settled as follows. 'First of all the system displays a message Search:- to the costumer. The costumer must enter the first few letters of the name of the tram or the product or the patient. Then he must close the enter hey. Then the soft key 'FT' can be keyed to start the search. The system displays the details of if any match occurs. The Tsc %ey can 6e ....etc

[:=Read Full Message Here=:]

SEMINAR REPORT ON SINGLE CRYSTAL CASTING OF HPTR BLADE FOR AL-31FP ENGINE

Presented by,
Dillip Kumar Das Mohapatra
Mechanical Engg.
Regd No.-0721101016
7th Semester
VSSUT,BURLA





SINGLE CRYSTAL HP TURBINE BLADE

HPTR blades are hollow and of single crystal structure. This enhance creep resistance, thermal fatigue and hence enhances the life of the blade.
the shape of the turbine blade has a larger relative thickness and curvature compare to compressor blade



Turbine blades in ....etc

[:=Read Full Message Here=:]

The Hy-Wire Car

Introduction
Cars are immensely complicated machines, but when you get down to it, they do an incredibly simple job. Most of the complex stuff in a car is dedicated to turning wheels, which grip the road to pull the car body and passengers along. The steering system tilts the wheels side to side to turn the car, and brake and acceleration systems control the speed of the wheels.

Given that the overall function of a car is so basic (it just needs to provide rotary motion to wheels), it seems a littl ....etc

[:=Read Full Message Here=:]

Thermal Barrier Coatings

Heat engines are based on considering various factors such as durability, performance and efficiency with the objective of minimizing the life cycle cost. For example, the turbine inlet temperature of a gas turbine having advanced air cooling and improved component materials is about 1500oC. Metallic coatings were introduced to sustain these high temperatures. The trend for the most efficient gas turbines is to exploit more recent advances in material and cooling technology by going to engine op ....etc

[:=Read Full Message Here=:]

ABSTRACT

The concept of insulating cooled heat engine components such as gas turbine blades and diesel engine valves from hot working fluids with a ceramic thermal barrier coating is by no means new. A practical system, however, has only been identified in the past few years. Thermal barrier coating (TBC) are applied to metallic components to reduce metal temperature, reduce life cycle cost, increase the environmental resistance and in some cases reduce noxious exhaust emissions. The selection of TBC involves many consider ....etc

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DRAW ON 28/02/2017 MAHA LAXMI SHIV RATRI BUMPER M.R.P:- 100/-

MAHA LAXMI SHIV RATRI BUMPER
M.R.P:- 100/-

First Prize: 1 CRORE 285431

Second Prize: 10 LAKH 123481 239418 315950

Third Prize: 5 LAKH
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Forth Prize: 2 LAKH
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Fifth Prize: 1 LAKH
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....etc

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ABSTRACT

The concept of insulating cooled heat engine components such as gas turbine blades and diesel engine valves from hot working fluids with a ceramic thermal barrier coating is by no means new. A practical system, however, has only been identified in the past few years. Thermal barrier coating (TBC) are applied to metallic components to reduce metal temperature, reduce life cycle cost, increase the environmental resistance and in some cases reduce noxious exhaust emissions. The selection of TBC involves many consider ....etc

[:=Read Full Message Here=:]

The Hy-Wire Car

Introduction
Cars are immensely complicated machines, but when you get down to it, they do an incredibly simple job. Most of the complex stuff in a car is dedicated to turning wheels, which grip the road to pull the car body and passengers along. The steering system tilts the wheels side to side to turn the car, and brake and acceleration systems control the speed of the wheels.

Given that the overall function of a car is so basic (it just needs to provide rotary motion to wheels), it seems a littl ....etc

[:=Read Full Message Here=:]