Discussion:1-Draw the relationship between Speed engine and of the Brake SpecificFuel Consumption, (BSFC)?2-What is specific fuel consumption of an engine?3- Why does BSFC decrease with load?4- Plot curves of BP vs. TFC , SFC ?5- What happens when petrol is used in diesel engine? Which engine ismore efficient?6- Which engine produces the most torque (diesel or petrol)?7- Differentiate SFC and TFC?8- Discuss results?

Answered: Image /qna-images/answer/7dd27e62-ba4c-4603-965a-1518f20380d5.jpg

Answered: Discussion: 1-Draw the relationship…

Discussion: 1-Draw the relationship between Speed engine and of the Brake Specific Fuel Consumption, (BSFC)? 2-What is specific fuel consumption of an engine? 3- Why does BSFC decrease with load?

Automotive Technology: A Systems Approach (MindTap Course List)

6th Edition

ISBN:9781133612315

Author:Jack Erjavec, Rob Thompson

Publisher:Jack Erjavec, Rob Thompson

Chapter53: Antilock Brake, Traction Control, And Stability Control Systems

Section: Chapter Questions

Problem 15RQ: Why are the wires leading to some wheel-speed sen sors twisted?

See similar textbooks

Related questions

Q: 1. The brake commonly used on train boggies is (a) Internal expanding 2. In block brakes, the ratio…

Q: 65: Adiesel engine has brake thermal efficiency of 28 percent.If the Calorific value of fuel is…

A: Given Data: Break thermal efficiency η=0.28 calorific value of fuel C.V=42500 KJ/Kg Break specific…

Q: An engine uses 6.5 kg of fuel per hour of calorific value 30000 kJ/ Kg. If the brake power of the…

A: Given, Mass flow rate of fuel , mf = 6.5 kg/hour = 0.0018 kg/s Calorific value of fuel, CV = 30000…

Q: A four stroke ,12-cylinder diesel engine has a bore and stroke of 820 mm and 2020 mm, respectively,…

A: as per the guidelines i have to solve only 3 subparts of your question

Q: four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively,…

Q: (1)The brake mean effective pressure? (2) the mechanical effeciency

Q: A 4 stroke, 3 liter engine runs at 2000 RPM, and delivers 100 kW of brake power and consumes 350…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Using the Magic Formula, estimate the braking effort developed

Q: A four-stroke, 12-cylinder diesel engine has a bore and stroke of 820 mm and 2020 mm, respectively,…

Q: Derive the relation of tarque for internal expanding shae brake?

A: The answer is in the following step

Q: Q-4: Four-stroke, single-cylinder diesel power unit when tested gave the following particulars:…

Q: 250 Adiesel engine has brake thermal efficiency of 28 percent.If the Calorific value of fuel is…

Q: 1. Determine brake power and brake thermal efficiency of the engine. 2. Analyze the effect of…

Q: 2- What is brake thermal efficiency of diesel engine? Why thermal efficiency of 4 stroke engine is…

A: Break thermal efficiency for a vehicle can be defined as the power of break of a heat engine which…

Q: Compare between Disk brake and drum brake based on the Pallowing factors. brake factor lucecporabion…

Q: In engine produces 10 kW brake power while working with a brake thermal efficiency of 30%. If the…

Q: )A six-cylinder diesel engine has the following performance details: 1) work done during expansion =…

Q: What is the differnce between KPI and camber in Automotive industry?

A: given; What is the difference between KPI and camber in Automotive industry?

Q: A petrol engine running at a speed of 1000 rpm with a torque given to crank is 200 N-m, calculate…

A: Given:Speed of engine, N=1000 rpmTorque, T=200 N-m

Q: A 340 mm x 400 mm, 4-cylinder, 4-stroke cycle, single acting diesel engine has indicated mean…

A: Given : A = 340 x 400 mm n = 4 cylinder Pme = 440 kg/cm2 = 43150 kPa SFC = 0.24 kg/kW-hr N = 260 rpm…

Q: PROBLEM 2: The brake thermal efficiency of a diesel engine is 30 percent. If the air to fuel ratio…

A: Given:brake thermal efficiency=30 percentair to fuel ratio by weight=20calorific value=41800…

Q: for a Fuel rate, 24 lb per hr of 24°API fuel Prony brake, 42-in. arm, 280-lb gross, 25-1b tare…

A: Given Four stroke engine Fuel rate = 24 lb/hr Prony brake 42 in = 3.5 ft Gross weight = 280 lb Speed…

Q: List at least five seperate types of wear and distortion to look for when inspecting brake drums.

A: Wear and Distortion

Q: Engine friction a) Explain what do these terms mean: fmep, mfmep, pmep, amep, imep, bmep b) Write…

A: 1.FMEP stands for friction mean effective pressure. Internal combustion engines are best-known to…

Q: B: The power measured by a brake attached to an engine flywheel is 4.1 brake horsepower (bhp). The…

Q: A certain gaseous fuel requires a theoretical 14.0 kg air/kg fuel. For a 500-kW engine, it was found…

A: We have to determine the kg of fuel consumption to produce energy . (Mass of fuel required to…

Q: A 360 mm x 400 mm, 4-cylinder, 4-stroke cycle, single acting diesel engine has indicated mean…

A: Given : A = 360 x 400 mm n = 4 cylinder Pme = 460 kg/cm2 = 45110 kPa SFC = 0.26 kg/kW-hr N = 260 rpm…

Q: lue of fuel is 44000 kJ/kg. Brake torque is 200 Nm. cific fuel consumption and brake thermal…

Q: An engine undergoes the brake power testing in an brake rope dynamometer running at 8000 rpm and…

A: Given data: N=8000 rpmT=500 N.m Need to determine the brake power generated by the engine.

Q: The power measured by a Prony brake attached to an engine flywheel is 3.8 brake horsepower (bhp).…

A: Introduction: Engine efficiency is defined as the ratio of available power to input power. The power…

Q: What are the two basic types of brake rotors used on today’s vehicles?

A: Two basic types of brake rotor used in today vehical is, 1. Blank and smooth type of rotor. 2.…

Q: andard efficiency & brake thermal efficiency of engin

A: given:brake thermal efficiency=24.4%air thermal efficiency=53.4%

Q: Suppose you have to design a pivoted block brake with shoe, what general design criterion one should…

A: Following factors must be considered while destining shoe brakes Brake shoes should have 1.high…

Q: /elop a ithematical ind plow sh considering the mass, elasticity, and damping of the tires, shock…

A: A tractor and plow Damping of tires eventually leads to an increase in the temperature of the tire…

Q: When the pressure is 101 Kpa and temperature is 30°C, a diesel engine has the full-throttle…

Q: a) If the stroke is 6 cm, what is the bore? b) What is the brake power? c) If the mass air-fuel…

A: Dear Student as per guidelines , I have solved first three Subpart's.

Q: have to design a pivoted block brake with shoe

A: Given: A pivoted block brake with shoe To Write: Steps while designing a pivoted block brake with…

Q: a) The company has two diesel-powered standby generators, both of which are capable of supplying…

A: Answer: 2-stroke engine 4-stroke engine 1. Brake Power (10π) kW (10π) kW 2. Indicated…

Q: The following data refers to a aboratory experiment with rope preak. Diameter of the flywheel = 1 m,…

Q: If one wanted to calculate braking friction on the braking pad, one would need to know Question 1…

A: Option d is correct.

Q: what the tire wear pattern will result from excessive negative chamber?

A: Solution:

Q: the braking torque (in Nm)

A: Given; Schematic of an external drum rotating clockwise engagingwith a short shoe is shown in…

Q: four-stroke, 12-cylinder diesel engine has a bore and stroke of 820 mm and 2020 mm, respectively,…

A: Given Data Four stroke engine n=12 N=145 rpm L=2020 mm D=820 mm CV=40.75 MJ/kg Pb=1.2 MPa

Q: What is a cylinder cushion? What is its purpose?

A: Concept: 1) Generally piston slides inside the cylinders. 2) So when the piston moves from top dead…

Q: A 320 mm x 400 mm, 4-cylinder, 4-stroke cycle, single acting diesel engine has indicated mean…

A: Given : A = 320 x 400 mm n = 4 cylinder Pme = 420 kg/cm2 = 41190 kPa SFC = 0.22 kg/kW-hr N = 260 rpm…

Q: Discuss the types of brakes along with their figures. Compare disc and drum brakes by discussing…

A: (a) Discuss the types of brakes. (b) Along with their figures. (c) Compare disc and drum brakes by…

Q: vertical single cylinder four stroke diesel engine has a bore = 87.5 mm and stroke = 110 mm…

Q: c. Dual Cycle 2. The indicated thermal efficiency of a two-stroke diesel engine is 50%. If friction…

Concept explainers

Clutches, Brakes, Couplings, and Flywheels

The clutch is described as a machine element used to connect or disconnect two shafts together to transmit torque or power. The clutch works on the principles of friction. The clutch is commonly used in automobiles to transfer power from the driving shaft to the driven shaft.

Question

Discussion:
1-Draw the relationship between Speed engine and of the Brake Specific
Fuel Consumption, (BSFC)?
2-What is specific fuel consumption of an engine?
3- Why does BSFC decrease with load?
4- Plot curves of BP vs. TFC , SFC ?
5- What happens when petrol is used in diesel engine? Which engine is
more efficient?
6- Which engine produces the most torque (diesel or petrol)?
7- Differentiate SFC and TFC?
8- Discuss results?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Clutches, Brakes, Couplings and Flywheels

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145r.p.m. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine fuel consumption? 2) calculate the fuel consumption in (kg/h) ? 3) calculate the specific fuel consumption in ( kg/kWh)?
A four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145r.p.m. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine the specific fuel consumption ?
A four stroke, 12 cylinder diesel engine has a bore and stroke of 280mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145r.p.m. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine the brake power of the engine? 2) calculate the brake power of the engine in MW? 3) which formula should be used to determine the indicated power of the engine?
A four stroke ,12-cylinder diesel engine has a bore and stroke of 820 mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure pf each cylinder is 1.2 MPa and the engine rotates at 145 rpm. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1) which formula should be used to determine the brake power of the engine? 2) calculate the brake power of the engine (MW) ? 3) which formula should be used to determine the indicated power of the engine? 4) calculate the indicated power of the engine (MW) ? 5) which formula should be used to determine the the energy supplied by the fuel? 6) calculate the energy supplied by the fuel (MW) ? 7) which formula should be used to determine the fuel consumption? 8) calculate the specific fuel consumption (kg/kWh) ? 9) which formula should be used to determine the specific fuel consumption? 10) calculate the fuel consumption (kg/h)?
1.Among Two-stroke Engine and Four-stroke Engine Which Is Generally Preferred and Why? 2.During idling process, a petrol engine requires lean or rich mixture? 3.What are the advantages of lubrication in internal combustion engine?
Pls explain clear and derailedDefine:Internal Combustion Engine Compare and contrast. 1. Otto Cycle2. Diesel Engine
When the pressure is 101 Kpa and temperature is 30°C, a diesel engine has the full-throttle characteristics listed: Brake power = 285 KW Brake specific fuel consumption = 0.35 kg/KW-hr Air fuel ratio = 20 Mechanical efficiency = 89% If the engine is operate at 84.5 Kpa and temperature of 15.5°C, find brake specific fuel consumption kg/kwh.
If you are asked to do a project on modifications in the existing 3 cylinder, naturally aspirated mechanical injection type assisted diesel engine to improve the performance and reduce engine exhaust emissions, what are the modifications will you do? Explain elaborately about your project methodology.
A four-stroke, 12-cylinder diesel engine has a bore and stroke of 820 mm and 2020 mm, respectively, per cylinder. The brake mean effective pressure of each cylinder is 1.2 MPa and the engine rotates at 145 rpm. The brake thermal efficiency of the engine is 32%, the mechanical efficiency is 72% and the net calorific value of the diesel is 40.75 MJ/kg. 1. calculate the specific fuel consumption (kg/kWh) ? Answer to 3 decimal places. 2. calculate thefuel consumption (kg/h) ? Answer to 0 decimal place.
The brake fuel conversion efficiency of an engine is 0.3. The mechanical efficiency is 0.8. The combustion efficiency is 0.94. The heat losses to the coolant and oil are 60 kW. The fuel chemical energy entering the engine per unit time, m/QHV is 190 kW. What percentage of this energy becomes? (a) brake work; (b) friction work; (c) heat losses; (d) exhaust chemical energy; (e) exhaust sensible energy.
In a double acting, 2 stroke compression ignition engine, 12 cylinder, the diameter of the cylinder is 750mm, stroke is 1450mm and the piston rod diameter is 240mm. When running at 150rpm, the indicated mean effective pressure above and below the pistons are 6 bar and 5 bar respectively. Calculate the brake power of the engine with a mechanical efficiency of 80% in kilowatts.
Explain the term delay period as associated with CI engines and its factors