Sextupole Magnet Checks

 

 21S-40

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date:

 

Magnet:

 

 

 

Operator(s):

 

 

 

 

 1/17/2002

 

 21S-40

 

 

 

 Michael Rogers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

 

 

 

 

 

 

 

 

 

 

 Remeasured first 2-D line.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Magnetic Fiducial Coordinates: (inches)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fiducial

Z

X

Y

 

 

 

 

 

 

 

TB1

-3.7417

 4.1723

 15.5120

 

 

 

 

 

 

 

TB2

 3.7689

 4.2218

 15.5103

 

 

 

 

 

 

 

TB3

-3.6219

-10.5151

 12.5340

 

 

Offset:

 

 

 

 

TB4

 2.2644

-10.4826

 12.5525

 

 

0.0000

 inches

 

 

 

TB5

-3.7534

-15.0644

 0.0547

 

 

 

 

 

 

 

TB6

 3.7519

-15.0641

 0.0512

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

 

 

 

 

Fiducial values based on the measured mechanical center line.

 

 

 

 

 

 

 

 

 

 

 

 


Sextupole Mechanical Centerline Checks:

 

Mandrel Check (4 Positions):

X (in)

Y (in)

Position 1

-0.0001

 0.0001

Position 2

 0.0002

 0.0031

Position 3

 0.0018

 0.0031

Position 4

 0.0027

 0.0024

Position 5

 0.0020

 0.0009

Position 6

 0.0002

 0.0007

Mandrel Check (Position 1):

X (in)

Y (in)

Position 1 (1st check)

 0.0019

 0.0009

Position 1 (2nd check)

 0.0019

 0.0008

Position 1 (3rd check)

 0.0018

 0.0014

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: 1.072

Loc 2: 1.072

Loc 2: 1.071

Loc 3: 1.072

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 21S-40

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: 1/17/2002    Ambient Temperature ______________ deg. C. 

Operator(s)  Michael Rogers

Comment 
Remeasured first 2-D line.

Fiducial – Measured

Coordinates

z

x

y

(in)

(in)

(in)

TB1

-3.7417

4.1723

15.5120

TB2

3.7689

4.2218

15.5103

TB3

-3.6219

-10.5151

12.5340

TB4

2.2644

-10.4826

12.5525

TB5

-3.7534

-15.0644

0.0547

TB6

3.7519

-15.0641

0.0512

(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

 0.0004

 0.0029

Position 3

 0.0019

 0.0029

Position 4

 0.0029

 0.0023

Position 5

 0.0021

 0.0007

Position 6

 0.0003

 0.0006

Approval ________________________