Tutorial of WRC 107 for Trunnion

PROCEDURE OF WRC-107 CALCULATIONS FOR TRUNNION Horizontal lift SKETCH

Step 1

Note values from output file of PVElite, as shown below.

Import data from PV elite Step 2

Open PVElite

Step 3

In PV Elite, Click this button --> (To start design of lifting lug)

Step 4

A new window "COADE

CALC" will open, Go to Step 4

Step 4

Go to 'Analysis'→'Choose As shown below in sketch

Analysis type'→'Legs and Lugs'

Step 5

A new window will open. Click

" +" new Item button

Step 6

Fill in the data from Datasheet or PVElite output file and select trunnion in " Analysis box as indicated below:

Type"

Inputs required By program

Step 7A

Provide following values for calculating Axial Load, Normal Load, Tangential Load. Weight of Empty Vessel (From Step 1 and convert it into Newtons) No. of Trunnions

W=

15000 N

n=

Load Per Trunnion

2

W/n

=

7500 N

5% of (W / n) W/n 5% of (W / n)

= = =

375 N 7500 N 375 N

FOR HORIZONTAL LIFT ORIENTATION Axial Load, Normal Load Tangential Load

Step 7B

Now click ">>" button as indcated above. New window " Dialog" will open. Fill in the specifications for trunnion (as calculated in Step calculation as indicated in the figure below:

7A) and check in the box for WRC 107

Figure shown below helps selecting Dimension of trunnion

Step 8

Load and fill in the vessel empty weight Step 1) and occasional load factor.As shown below:

Click OK in dialog window, click (from

Step 9

Now Save your program by clicking →

Step 10

Analyze your program by clicking →

Step 11

Read at the end of Report.

Step 12

If the results are "Fail. Go to Step Unless you get Passed message.

7B & try with different geometrical dimensions.

Page 5 of 9

PROCEDURE OF WRC-107 CALCULATIONS FOR TRUNNION Vertical lift SKETCH

Step 1

Note values from output file of PVElite, as shown below.

Import data from PV elite Step 2

Open PVElite

Step 3

In PV Elite, Click this button --> (To start design of lifting lug)

Step 4

A new window "COADE CALC" will open, Go to Step 4

File name:197702849.xls.ms_office

Page 6 of 9

Step 4

Go to 'Analysis'→'Choose Analysis type'→'Legs and Lugs' As shown below in sketch

Step 5

A new window will open. Click " +" new Item button

Step 6

Fill in the data from Datasheet or PVElite output file and select trunnion in "Analysis Type" box as indicated below:

File name:197702849.xls.ms_office

Page 7 of 9

Input required By Program

Step 7A

Provide following values for calculating Axial Load, Normal Load, Tangential Load. Weight of Empty Vessel (From Step 1 and convert it into Newtons) No. of Trunnions Load Per Trunnion

W=

15000 N

n=

2

W/n

=

7500 N

W/n 5% of (W / n) 5% of (W / n)

= = =

7500 N 375 N 375 N

FOR VERTICAL LIFT ORIENTATION Axial Load, Normal Load Tangential Load

Step 7B

Now click ">>" button as indcated above. New window "Dialog" will open. Fill in the specifications for trunnion (as calculated in Step 7A) and check in the box for WRC 107 calculation as indicated in the figure below:

Figure shown below helps selecting Dimension of trunnion

File name:197702849.xls.ms_office

Page 8 of 9

Step 8

Click OK in dialog window, click Load and fill in the vessel empty weight (from Step 1) and occasional load factor as shown below:

Step 9

Now Save your program by clicking →

Step 10

Analyze your program by clicking →

File name:197702849.xls.ms_office

Page 9 of 9

Step 11

Read at the end of Report.

STEP 12

If the results are Fail. Go to Step 7B & try with different geometric dimensions. Unless you get passed.

File name:197702849.xls.ms_office