Sextupole Magnet Checks

 

 21S-23

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Date:

 

Magnet:

 

 

 

Operator(s):

 

 

 

 

 2/6/2002

 

 21S-23

 

 

 

 Michael Rogers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Notes:

 

 

 

 

 

 

 

 

 

 

 Remeasured D/S one piece mandrel position 2. Remeasured U/S 3 piece mandrel.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Magnetic Fiducial Coordinates: (inches)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fiducial

Z

X

Y

 

 

 

 

 

 

 

TB1

-3.5741

 4.2711

 15.5002

 

 

 

 

 

 

 

TB2

 3.4939

 4.2102

 15.5076

 

 

 

 

 

 

 

TB3

-3.6548

-10.5366

 12.5184

 

 

Offset:

 

 

 

 

TB4

 2.3092

-10.5219

 12.5283

 

 

0.0000

 inches

 

 

 

TB5

-3.7218

-15.0624

-0.0063

 

 

 

 

 

 

 

TB6

 3.7474

-15.0597

 0.0171

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description:

 

 

 

 

 

 

 

 

 

Fiducial values based on the measured mechanical center line.

 

 

 

 

 

 

 

 

 

 

 

 


Sextupole Mechanical Centerline Checks:

 

Mandrel Check (4 Positions):

X (in)

Y (in)

Position 1

 0.0002

 0.0006

Position 2

-0.0032

-0.0042

Position 3

 0.0043

-0.0042

Position 4

 0.0026

-0.0016

Position 5

 0.0022

-0.0023

Position 6

 0.0026

-0.0018

Mandrel Check (Position 1):

X (in)

Y (in)

Position 1 (1st check)

 0.0231

 0.2171

Position 1 (2nd check)

 0.0019

 0.0020

Position 1 (3rd check)

 0.0023

 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: 1.067

Loc 1: 1.068

Loc 2: 1.074

Loc 2: 1.076

Loc 3: 1.068

Loc 3: 1.067

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-23

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: 2/6/2002    Ambient Temperature ______________ deg. C. 

Operator(s)  Michael Rogers

Comment 
Remeasured D/S one piece mandrel position 2. Remeasured U/S 3 piece mandrel.

Fiducial – Measured

Coordinates

z

x

y

(in)

(in)

(in)

TB1

-3.5741

4.2711

15.5002

TB2

3.4939

4.2102

15.5076

TB3

-3.6548

-10.5366

12.5184

TB4

2.3092

-10.5219

12.5283

TB5

-3.7218

-15.0624

-0.0063

TB6

3.7474

-15.0597

0.0171

(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

-0.0034

-0.0048

Position 3

 0.0041

-0.0048

Position 4

 0.0024

-0.0022

Position 5

 0.0020

-0.0029

Position 6

 0.0024

-0.0023

Approval ________________________