Sextupole Magnet Checks

 

 21S-25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date:

 

Magnet:

 

 

 

Operator(s):

 

 

 

 

 10/29/2001

 

 21S-25

 

 

 

 Michael Rogers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

 

 

 

 

 

 

 

 

 

 

      

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Magnetic Fiducial Coordinates: (inches)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fiducial

Z

X

Y

 

 

 

 

 

 

 

TB1

-3.5138

 4.2203

 15.5072

 

 

 

 

 

 

 

TB2

 3.5111

 4.1988

 15.5058

 

 

 

 

 

 

 

TB3

-3.6174

-10.5034

 12.5369

 

 

Offset:

 

 

 

 

TB4

 2.2900

-10.5005

 12.5385

 

 

0.0000

 inches

 

 

 

TB5

-3.7343

-15.0623

 0.0146

 

 

 

 

 

 

 

TB6

 3.7666

-15.0620

 0.0473

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 0.0009

Position 2

-0.0015

-0.0011

Position 3

 0.0017

-0.0014

Position 4

 0.0023

-0.0027

Position 5

 0.0028

-0.0016

Position 6

 0.0016

-0.0019

Mandrel Check (Position 1):

X (in)

Y (in)

Position 1 (1st check)

 0.0020

 0.0009

Position 1 (2nd check)

 0.0023

 0.0008

Position 1 (3rd check)

 0.0040

-0.0006

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: 1.072

Loc 1: 1.069

Loc 2: 1.073

Loc 2: 1.072

Loc 3: 1.069

Loc 3: 1.070

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 21S-25

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: 10/29/2001    Ambient Temperature ______________ deg. C. 

Operator(s)  Michael Rogers

Comment 
     

Fiducial – Measured

Coordinates

z

x

y

(in)

(in)

(in)

TB1

-3.5138

4.2203

15.5072

TB2

3.5111

4.1988

15.5058

TB3

-3.6174

-10.5034

12.5369

TB4

2.2900

-10.5005

12.5385

TB5

-3.7343

-15.0623

0.0146

TB6

3.7666

-15.0620

0.0473

(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

-0.0015

-0.0021

Position 3

 0.0017

-0.0024

Position 4

 0.0022

-0.0036

Position 5

 0.0027

-0.0026

Position 6

 0.0015

-0.0028

Approval ________________________