What is the concept of 6-stroke engines? how it works?

Shobhit

• Aug 6th, 2011

In a 6-stroke engine the exhaust after the 4th stroke is not dispatched... Instead it is further compressed and expanded inside the cylinder so that max. efficiency is achieved...so the total no. of strokes are 6(1.suction 2.compression 3.expansion 4.compression 5.expansion 6.Exhaust)....

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What is the concept of mpfi and what is its working principle?

Bhushan Kulkarni

• Aug 6th, 2011

MPFI means multi point fuel injection.the technology incorporates the use ECU(engine control unit)which decides amt. of fuel to be injected & ignition timing.

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My question is that who to maintain quality in piping with welding or without welding of the metal and what are the materials use in piping generally

sudeeb

 Profile Answers by sudeeb Questions by sudeeb

• Sep 17th, 2011

Material for piping is SS.CS,PVC,HDPE etc. the selection is based on the specific application and corrosion of material.

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Biswajit Dhali

• Mar 1st, 2012

Developers: Frederick W. Taylor and his followers developed and refined the Time Study. Frank B. Gilbreth and his wife Lillian developed and refined the Motion Study. Actually the two studies are di...

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sudeeb

 Profile Answers by sudeeb Questions by sudeeb

• Sep 17th, 2011

Glass lined reactor or GLR, it is a special type of reactor specially used in pharma and speciality chemical production plant where product material should be isolated from metal. its only a layer of coating in ordinary SS or ms reactor.

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What is the role of a mechanical engineer? what are the opportunities of a mechanical engineer? can a mechanical engineer work in a mine?

engineer

• Oct 2nd, 2011

A mechanical engineer is the one who has to study various mechanical components which are the basic building blocks of any component . They can repair ,produce and modify any mechanical component .and yes , they can also work in a mine

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Being a mechanical engineer why do i prefer a software company?

shashank upadhyay

• Sep 15th, 2012

As I have computer language knowledge and I want to utilize this so I am more comfortable and productive with software company.

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Yogesh Nawade

• Mar 14th, 2012

As we know transferring any system from one place to another place their we required power, We know in power system for transferring active power from source to load required reactive power .This power is mostly generated by capacitor.

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When designing a HVAC system how is total CFM distribution matched against fan CFM distribution?

ravisastry

• May 10th, 2013

Heating ventilation and air conditioning

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How do you calculate the heat transfer thorough a cylinder with lower temperature on the bottom than on the top. the temperature of the ambient is 20 deg C, inside is 77 deg K, the bottom disk is 5 deg C. what would be the temp on the top?

Akshay Kulkarni

• Aug 4th, 2014

No formula at all.

Hint : Considering the effect of pressure difference with density, for a cylinder, it is not possible to have low temp. at the bottom part than at the topmost part.

So, the question asked here to check the basic knowledge about the fluid properties.

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I am a mechanical engineering student. I have always strong urge to make a device which can work as refrigerator and heater both. I have just started my project on this topic. My question is weather it is possible to make such device.

Himanshu Kumar

• Dec 20th, 2015

Technically NOT POSSIBLE but LOGICALLY POSSIBLE by combining a Heater coil with a refrigerator.

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how I can to cooling the water of Distillation apparatus cooling system? in other words I want to refrigerate the water that circulate around distillation source and Condensation the vapor.this water come hot and I want cool it with utilize the heat of Furnace.

ravi

• Mar 29th, 2015

Use Vapour absorption refrigeration system. Where the heat of the furnace can be utilized to separate the refrigerant and the absorbent in the generator. Refrigerant can be used to condense the vapour.

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what is cavitation? why it is occured and how it is occured ?

Vaibhav Jadhav

• May 15th, 2015

in flow system when the pressure of the fluid reaches below its vapor pressure, the pockets of bubble are form, this pockets of bubble when flows with the fluid and reached high pressure region,the fl...

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List the best Welding options along with parameters like Power, Voltage, Gas flow for MIG Wielding

Sibin Lakshmanan

• Aug 20th, 2015

Mig Gun,Wire feeder,Gas Regulator,Hoses,Elecrtodes

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How to calculate damping force in shock absorber?

deepak

• Apr 4th, 2017

Damping force is equal to multiplication of damping coefficient and velocity of damper.

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What is the difference between Pre-emtive and Non-pre-emtive Scheduling?

Koshy

• Jul 21st, 2016

NPE: First in first out.
Pre emtive depends on priority.

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What is the Shearing Stress of Al, Steel & Stainless Steel for tonnage calculation?

santosh das

• Oct 31st, 2016

Stress is directly propositional to strain with elastic limit and constant young modulus is different for different metals, so we calculate stress.

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When HVOF was present why engineers design HVAF?

Geraskin

 Profile Answers by Geraskin Questions by Geraskin

• Sep 5th, 2016

HVOF has great success in spraying metal and cermet coatings, but the process is a bit too hot for the tungsten carbide which leads to carbide loss during spray. HVAF has been developed to spray carbi...

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In which direction should a mill turn, throw up or in an approaching way between the pinion and the girth gear 

Ganesh ram.s

• Nov 1st, 2016

Usually ball and tube mills are working in the principal of Attrition ,Hammering

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What is the latest casting process used?

chandan kumar

• Aug 21st, 2017

The latest casting process is Injection Moulding System

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