Determine rate of heat rejection to environment in mw

Assignment Help Mechanical Engineering

Reference no: EM13717629

A steam power plant with a power output of 160 MW consumes coal at a rate of 62 metric tons per hour. If the heating value of the coal is 29900 kJ/kg, determine the overall efficiency of the plant.

a) Determine the Efficiency in %

b) Determine the rate of heat rejection to the environment in MW.

Reference no: EM13717629

Questions Cloud

One of the processing departments at wielgus corporation : In September, one of the processing departments at Wielgus Corporation had beginning work in process inventory of $27,000 and ending work in process inventory of $10,000. During the month, $296,000 of costs were added to production.

Find the total input of heat in these processes : One half of a mole of air is taken through the following processes in a closed piston-cylinder arrangement. From the initial state (V1 = 10 L, p1 = 1 atm) the gas is expanded at constant pressure to a volume of 20 L. It is then heated at constant vol..

Discuss their philosophy of leadership and strategies : Interact with a senior manager, which from a CPA firm, to discuss their philosophy of leadership and specific strategies they have used to lead. After the interview, you will practice applying your knowledge of leadership to study the intervie..

Residential heat pump has a coefficient of performance : A residential heat pump has a coefficient of performance of 2.6. How much heating effect in Btu/h will result when 4.6 hp is supplied to the heat pump?

Determine rate of heat rejection to environment in mw : A steam power plant with a power output of 160 MW consumes coal at a rate of 62 metric tons per hour. If the heating value of the coal is 29900 kJ/kg, determine the overall efficiency of the plant.

How far up the incline will they go : A 16 lb bowling ball is rolled at a speed of 12 ft/sec toward a 10 lb sled that sits on a 45o in-cline. Once it hits the sled, it rolls up the incline inside of it. How far up the incline will they go?

Liabilities have changed from the day before : Suppose the assets of the Silver Lode Bank are $100,000 higher than on the previous day and its net worth is up $40,000. By how much and in what direction must its liabilities have changed from the day before?

Calculate the final temperature and heat transfer : Argon is compressed in a polytropic process with n=1.2 from 120 kPa (P1) and 10 °C (T1) to 800 kPa (P2) in a piston-cylinder device. List all the assumptions. Derive the equation of the boundary work (kJ/kg) in terms of P1, T1, & P1. It should includ..

Calculate the mass flow rate of steam : A steam power generation plant produces 200mw of power. Steam leaves the dealer at 150 bar and 650°c. After expansion through the first stage turbine to a pressure of 40 bar, 15% of the steam is extracted to feed the water heater. The remaining steam..

User Account

All Pages