Calculate the mechanical and brake thermal efficiencies

Assignment Help Mechanical Engineering

Reference no: EM131175182

A Four-cylinder petrol engine has an output of 52 kW at 2000 rev/min. A Morse test is carried out and the brake torque readings are 177, 170, 168, and 174 N m respectively. For normal running at this speed the specific fuel consumption is 0.364 kg/kW h. The of the fuel is 44 2(0 kJ" kg. Calculate the mechanical and brake thermal efficiencies of the engine.

Reference no: EM131175182

Questions Cloud

Describe the essential characteristics of a bond : Describe the essential characteristics of a bond. - Summarize call provisions and sinking fund provisions. Explain how these types of provisions individually make bonds more or less risky for a) an investor, and b) the issuer.

What its sustainable growth rate : If the Hunter Corp. has an ROE of 10 and a payout ratio of 18 percent, what is its sustainable growth rate?

Explain how these laws apply to tim coffee shoppe : Describe the types of businesses to which this technology would ideally apply. Examine whether the technology you discovered would be a good investment for Tim's Coffee Shoppe. Then discuss reasons as to why or why not.

Construct a spreadsheet to calculate the payback period : QUESTIONS 1.Construct a spreadsheet to calculate the payback period, internal rate of return, modified internal rate of return, and net present value of the proposed mine.

Calculate the mechanical and brake thermal efficiencies : For normal running at this speed the specific fuel consumption is 0.364 kg/kW h. The of the fuel is 44 2(0 kJ" kg. Calculate the mechanical and brake thermal efficiencies of the engine.

Define ongoing system maintenance roles and responsibilities : Define ongoing system maintenance roles and responsibilities. Describe procedures for evaluating and prioritizing system enhancements proposed by stakeholders.

How would you assess the business risk of hih insurance : HA3032 AUDITING AND ASSURANCE SERVICES ASSIGNMENT. How would you assess the business risk of HIH Insurance Limited? List several inherent risk factors effecting HIH at the financial report level and whether they would have contributed to an increase..

Determine the engine displacement required : The of the fuel is 44 200 Wks, and the free air conditions are 1.013 bar and 15° C.

Define and explain what variable pricing : Define and explain what Variable pricing is. Also explain why some companies refuse to use variable pricing

User Account

All Pages