1. Cryoplant Installation Scope
Mike Bevins
LCLS-II Cryoplant Installation PDR
October 18, 2016

2. Cryoplant Installation Scope
Outline
Introduction of cryogenic cryoplants
Cryoplants layout
Equipment list
Cryoplant Installation Scope
Cryoplant installation and commissioning sequence
CP1 installation Phase I and II
CP2 installation Phase I and II
LCLS-II Director’s Review, 30 August-1 September, 2016

3. 2 Cryogenic Plants for Normal Beam Operations
Equivalent capacity
~ 18 each
Cryoplants
(JLAB)
U-tube Jumper
for 1st light
CDS (FNAL)
CM (FNAL&JLAB)
Upstream string
Downstream string

4. Equipment List Common subsystems for CP1 and CP2
30,000 Gallon Gas Helium storage tanks (6)
30,000 Gallon LN2 storage dewar
Purification system – dual beds
Recover compressor – 18 g/s (2)
Guard vacuum system
Oil Processor
Instrument air system (2)
Control UPS and Emergency Generator
Subsystems for each CP
Warm helium compressor and MCC(6)
Gas distribution system
Oil Removal System
4.5 K Coldbox: Upper CBX and Lower CBX
Ambient heat exchangers
10,000 liter LHe dewar
2 K coldbox, cold compressors (6)
Cryogenic transfer lines
Interface box
Control system

5. Cryoplant Building 2 CDS Transfer lines Cold Box Room
Compressor Room 1
Compressor Room 2
Cold Box Room
2 CDS Transfer lines

6. Layout of Cryoplants LN2 storage GHe storage Cryoplant 1 Interface box6

7. Installation Phases of 2 cryoplants
CP1
Installation
Phase 1
CP2
Installation
Phase 1
CP2
Installation
Phase 2
CP1
Installation
Phase 2
Upstream string
Downstream string

8. Cryoplant commissioning
1/2018
CP1 Installation
Phase I
Comm. Of GHe, LN2,
He purifier
3/2018
Comm. of
WHC system
CP1
Completed
2/2019
7/2018
Comm. of
CP1 4.5K CBX
9/2018
CP1 Installation
Phase II
Comm. of
CP1 2K CBX
1/2019
CP1 Full system Comm.
4/2019
CP2 Installation
Phase I
Comm. of
WHC system
CP2
Completed
11/2019
5/2019
Comm. of
CP2 4.5K CBX
6/2019
CP2 Installation
Phase II
Comm. of
CP2 2K CBX
10/2019
CP2 Full system Comm.

9. CP1 Installation Phase 1 GHe vessels LN2 vessels LN2 transfer line
Recovery compressor
Purifier
Instrument air compressor
CP1 WHC (6)
CP1 MCC
Gas management panel
CP1 ORS
Oil processor skid
CP1 WHC piping
Cooling water piping
Control 9

10. CP1 Installation Phase 1 (cont’d) - Sample pictures
30,000 Gallon LN2 Dewar
78’(L)*11’(W)*12’(H)
103,000 lbs (E)
6 * 30,000 Gallon GHe Tank
47’(L)*11’(W)*13’(H)
50,000 lbs
Purifier (60g/s)
Motor Skid
Cooler Skid
6 Warm helium compressors
MCC
ORS Vessels

11. CP1 Installation Phase 2 CP1 4.5K coldbox CP1 LHe dewar CP1 CC
CP1 cryogenic transfer lines & piping
2K CBX control
Guard vacuum pump
CP1 Interface box
CP1 Control 11

12. CP1 Installation Phase 2 (cont’d) - 4.5K Cold Box Vendor Integration
Turbines
Instrument panel
Cabinet and wiring
Control valves
Transfer line

13. CP1 Installation Phase 2 (cont’d) - Other equipment
Transfer lines and U-tubes
10,000 LHe dewar
Ambient Heat exchangers
LCLS-II 2K CBX
(Φ12’*12’H)
Magnetic Bearing
and VFD Cabinets

14. Interface boxes to CDS 4.5K CBX 2K CBX 4.5K CBX 2K CBX
The transfer line will be delivered in 4 sections which are to be welded together at SLAC.
Welded to Surface TL
In CDS
CDS

15. CP2 Installation Installation Phase 2 Installation Phase 1 Phase I
CP2 WHC (6)
CP2 MCC
Gas management panel
CP2 ORS
CP2 WHC piping
Cooling water piping
Control
Instrument air compressor
Phase II
CP2 4.5K coldbox
CP2 LHe dewar
CP2 CC
CP2 2K coldbox
CP2 cryogenic transfer lines & piping
2K CBX control
CP2 Control
Installation
Phase 1 15