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January 09, 2013

Gate 2013

Time to gear up for aspirants of Gate 2013. It's their final month before the commencement of the examination.

Start Revising for better intellectual approach and start solving past year papers.

Wish you all the very best of luck.

December 26, 2012

Operations Research

It's 27th December today, Second day from Christmas and 4 days away from a New year to begin.
I must be happy with this day, you all must be thinking like this. But I'm not happy neither anywhere it, as I'm having an exam to give today which is Operations Research.

Exams ruined all my Happenings, and still going on.
7th too spoiled, which is my sister's birthday.
. Subject is mixed with theory and numerical(thank god no more derivations). So it seemed easy to me.

Ha ha.
Let's pray for my exam today.
Wish me luck.

December 25, 2012

Refrigeration and air conditioning.

A subject of Maharishi Dayanand University in 7th semester is a big nut in a shell to be nailed out.

Or maybe It was my hard luck due to which I'm going to be failing in this.

How many coincidence can occur at once? Many if you ask me.

First The Question Paper,
Second our class in charge, and
Third an external teacher.

Question paper was 60% out of syllabus, see this case can happen only in MDU.

Our class in charge then over paper was much more of a scene herself.

External was visiting every 5 minutes.

So I failed in this subject. And I'm preparing again for the same in next semester.

Wish me luck.

July 06, 2012

Governor : Type of Governors

Governor Define

Type of Governors :

  1. Centrifugal Governors
  2. Inertial Governors

Centrifugal Governors

  • Pendulum Type – Watt Governor – Simple Governor
  • Dead Weight Type

Dead Weight Type

  1. Loaded type
  2. Spring Controlled

Loaded type

  • Porter Governor
  • Proell Governor

Spring Controlled Governor

  • Hartnell
  • Hartung
  • Wilson Hartnell

More About Governors - http://enggexpert.blogspot.in/search?q=governor&x=0&y=0

June 22, 2012

Engine Assembly of Honda Motorcycles

In this Training we came to know about Engine Assembly of Honda Dio.

 

Engine Assembly sounds a very short word but when an engine is to be assembled, it takes a whole lot of time to assemble a single engine. So don’t go by the name.

Engine Assembly procedure is done through the following steps :

Step 1 :

A “R-CASE” is used in this step in which three kinds of Bearings are fitted or can say are pressed using “RCC bearing Press”. RCC bearing Press weighs 2000 kg’s, which is enough to kill a Blue Whale even by pressurising. Three bearings of different diameters are pressurised in R-Case.

R-Case For Honda Motorbikes

R-Case Is shown above for better Understanding.

Bearing Details : Radial Ball Bearings are used, various sizes are detailed below

  • Bearing Number – 6201 = 23.20 to 23.42
  • Bearing Number – 6203 = 23.20 to 23.42
  • Bearing Number – 63122 =  20.10 to 20.27

R-Case showing Bearing Details which are fitted in it.

Image – To Draw

Step 2 :

  1. Screen Oil Filter – First Pic shows how Filter(Square)looks like and second pic shows where filter lives.
  2. Spring
  3. Drum Stopper
  4. Washer
  5. Pivot Bolt
  6. Threebond – Anaerobic Adhesive and Sealant

 

Step: 3

In this step only the Process to Hold the Bearing is Done. Which is done in the way given below :

  1. Bearing Hold Plate applied over the bearings so as the bearings stay in frame and do not move out.
  2. ThreeBond – Same as used in step above
  3. 6.8 measure bolts are driven through plates holding bearings.
  4. Bearing Holding Plate – 10 to 14 nm

Now the R-Case is flipped and further works are done on the other side of it.

Step : 4

In this step oil Pump is added to the largest bearing (Brg No. – 6201).

  1. 2 Dowels(Cylindrical hollow tubes) are fitted ranging dia between 8 - 14
  2. Gasket placed over the Bearing 6201
  3. Oil Pump placed
  4. Bolts 6 – 35
  5. Engine Oil used for Lubrication in small amounts

Image – To Draw

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