Sextupole Magnet Checks

 

 25S-65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date:

 

Magnet:

 

 

 

Operator(s):

 

 

 

 

 8/9/2001

 

 25S-65

 

 

 

 Michael Rogers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

 

 

 

 

 

 

 

 

 

 

      

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Magnetic Fiducial Coordinates: (inches)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fiducial

Z

X

Y

 

 

 

 

 

 

 

TB1

-4.4909

 4.2027

 15.5061

 

 

 

 

 

 

 

TB2

 4.3061

 4.2015

 15.5087

 

 

 

 

 

 

 

TB3

-4.4257

-10.5123

 12.5294

 

 

Offset:

 

 

 

 

TB4

 3.4490

-10.4908

 12.5422

 

 

0.0000

 inches

 

 

 

TB5

-4.5633

-15.0633

 0.0323

 

 

 

 

 

 

 

TB6

 4.5344

-15.0625

 0.0952

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

 

 

 

 

Fiducial values based on the measured mechanical center line.

 

 

 

 

 

 

 

 

 

 

 

 


Sextupole Mechanical Centerline Checks:

 

Mandrel Check (4 Positions):

X (in)

Y (in)

Position 1

 0.0000

-0.0002

Position 2

-0.0023

-0.0042

Position 3

 0.0043

-0.0005

Position 4

 0.0020

 0.0037

Position 5

 0.0020

 0.0032

Position 6

-0.0015

 0.0023

Mandrel Check (Position 1):

X (in)

Y (in)

Position 1 (1st check)

 0.0013

-0.0005

Position 1 (2nd check)

 0.0024

-0.0021

Position 1 (3rd check)

 0.0014

-0.0009

Position 1 (4th check if necc)

NA

NA

Position 1 (5th check if necc)

NA

NA

 

 

 

 

 

 

Sextupole Gap Measurement Checks

 

 

Gap Measurements:

 

Upstream (in)

Downstream (in)

Loc 1: 1.066

Loc 1: 1.066

Loc 2: 1.072

Loc 2: 1.073

Loc 3: 1.073

Loc 3: 1.073

Approval ________________________


 

 

Sextupole Magnet Fiducialization Traveller

Approval must be obtained before removing the magnet from the test stand. 

Magnetic Measurements Approval by – Jack Tanabe or Tony King.

Magnet Serial Number 25S-65

IHEP Magnetic Measurements Operator: ____________   Date:_____________

Measured Magnetic Center Offset  Dx =__________ mm  Dy =___________ mm  

Measured at: Integrated Field:  ____________ T-m @ Current_____________ Amps

SLAC Magnetic Measurements Operator: ____________   Date:_____________

Measured Magnetic Center Offset  Dx =__________ mm  Dy =___________ mm  

Measured at: Integrated Field:  ____________ T-m @ Current_____________ Amps

Fiducialization:

Date: 8/9/2001    Ambient Temperature ______________ deg. C. 

Operator(s)  Michael Rogers

Comment 
     

Fiducial – Measured

Coordinates

z

x

y

(in)

(in)

(in)

TB1

-4.4909

4.2027

15.5061

TB2

4.3061

4.2015

15.5087

TB3

-4.4257

-10.5123

12.5294

TB4

3.4490

-10.4908

12.5422

TB5

-4.5633

-15.0633

0.0323

TB6

4.5344

-15.0625

0.0952

(For x, y corrected coordinates, use SLAC data if available.  If not, use IHEP data.)

Fiducial – Corrected

Coordinates

z

x

y

(in)

(in)

(in)

TB1

 

 

 

TB2

 

 

 

TB3

 

 

 

TB4

 

 

 

TB5

 

 

 

TB6

 

 

 

Check Measurements:

Flat Center

xmeasured

xnominal

ymeasured

ynominal

Upstream

 

0.0 in

 

12.8 in

Downstream

 

0.0 in

 

12.8 in

 

Position 1 (x,y)=(0,0)

x (in)

y (in)

Position 2

-0.0023

-0.0040

Position 3

 0.0042

-0.0003

Position 4

 0.0019

 0.0039

Position 5

 0.0020

 0.0034

Position 6

-0.0016

 0.0025

Approval ________________________