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3

What are energy consumption models? Discuss.

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Maximum demand on a 150MW steam station is 120MW with average load factor of 75%. Annual cost due to the capital /KW installed capacity is Rs. 90/- operational cost per annum as Rs. 1,300,000, maintenance cost (fixed) Rs. 2,20,000 per annum (variable) Rs. 4,20,000 per annum miscellaneous cost Rs. 1,20,000 per annum, cost of coal Rs. 40 per metric ton and calorific value of fuel - 640k cal/kg overall Thermal efficiency 25%. Find out the overall cost per KWh generated. This question has 0 answers so far.
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How is economic growth linked to energy consumption? This question has 0 answers so far.
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In an air conditioning plant it is required to raise the temperature of 2000 m of air per hour from O°C. It is further necessary to evaporate 0.5Kg of moisture per 100m of air per hour to control the humidity. The density of air may be taken as 1.3kg/m3, its specific heat 025 and latent heat of evaporation as 500 cal/gram. Estimate the power required. This question has 0 answers so far.
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Discuss and explain the factors affecting the efficiency of motor.

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A 500V d.c shunt motor having an efficiency of 85% operates a hoist having an efficiency of 70%. Calculate the amount taken from the supply an order to raise a load of 500kg at 3m per second. If rheostatic braking is employed, what resistance must be put in the armature circuit in order to lower the load at the same speed? This question has 0 answers so far.
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b) Discuss about the energy conservation schemes.

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(a) Discuss the role and need of renewable energy in India.

(b) Write the difference between renewable and non-renewable sources

(c) What is reactive power? Discuss.

(d) What are the types of variable speed and drives? Discuss.

(e) Explain the properties of good lighting,

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What is energy management system? Discuss.

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What is the need to correct power factor? Discuss power factor improvement methods.

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What are the prospects and obstacle of renewable energy in India?

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What is the energy efficiency of a building? This question has 0 answers so far.
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Draw the diagram of induction furnance and explain its working

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What is transformer loading? Discuss.

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Write the short note on Industrial drive and control.

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Discuss the reason for using the variable speed drives.

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What is the principle of solar photovoltage power generation? What are the main elements of a PV system?

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Discuss the steps followed in calculate :-

(a) Domestic Lighting

(b) Industrial Lighting

This question has 0 answers so far.
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What are energy efficiency benchmarks and what is their role when determining the energy efficiency of a building? This question has 0 answers so far.
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Why is energy efficiency in building important? This question has 0 answers so far.
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For what type of applications compound motors will be suitable. This question has 0 answers so far.
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Explain which properties make series motor more suitable for heavy torque applications. This question has 0 answers so far.
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Estimate the energy required to melt one ton of bras in a single phase induction furnace. If the melt is to be carried out in hrs. What must be the average power input to the furnace? Sp.ht of brass - 0.094 Latent of heat of fusion - 70B.T.U/lb Melting point of brass - 920°C Furnace efficiency - 70 This question has 0 answers so far.
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What are the main differences between a refrigerator and water cooler and between water cooler and air conditioner? This question has 0 answers so far.
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Describe the electric circuit of refrigeration. This question has 0 answers so far.
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Give an account of energy conservation Act - 2001. This question has 0 answers so far.
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How Sankey diagram is useful for energy analysis. This question has 0 answers so far.
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Why is the energy efficiency important? This question has 0 answers so far.
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What is green building and benefits of Green building? This question has 0 answers so far.
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What are the implications of Global Warming? This question has 0 answers so far.
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Write in few words about the various reforms in the energy sector. This question has 0 answers so far.