Operational Status and Future Plans for the Los … by Los Alamos National Security, LLC for NNSA U N C L A S S I F I E D Operational Status and Future Plans for the Los Alamos Neutron

Operated by Los Alamos National Security, LLC for NNSA

U N C L A S S I F I E D

Operational Status and Future Plans for the Los Alamos Neutron

Science Center

Kevin W. Jones and Kurt F. Schoenberg

Los Alamos National Laboratory

September 29, 2008

Presentation to Linac08

Victoria, BC, Canada

LA-UR-08-06169

Operated by Los Alamos National Security, LLC for NNSA LA-UR-08-06169

The LANSCE accelerator provides uniquely flexible time-structured beams from 100 to 800 MeV that serve 24 active experimental stations

Lujan Center 1L Target

WNR Target 4

Target 2

Proton Radiography (pRad)

Isotope Production Facility

Ultra Cold Neutron (UCN) Area RLW plant Area A (Future MTS)

Cooling Towers

Side-coupled-cavity accelerator and equipment building (100-800 MeV)

Drift tube accelerator and equipment building (0.75-100 MeV)

Injector (0-0.75 MeV)

Central Control Room

Operated by Los Alamos National Security, LLC for NNSA LA-UR-08-06169

The LANSCE LINAC simultaneously drives five experimental areas engaged in a broad range of science

3 4

5

8

Lujan Center

ER-1

6 7

ER-2

11A/B

12

13

1 2

14

15

16

Lujan Target (1L)

Weapons Neutron Research Facility

(WNR)

15L

15R 30R

60R

90R

90L

30L

120L

9 10

PSR

Ultra-Cold Neutrons (H-)

Area D (H-)

WNR Target 2

WNR Target 4

Lujan

Pulses (20Hz)

WNR(40-100Hz) or pRad/UCN

Pulses

Time

H- In

tensity

8.3

ms

…

pRad

(on Demand)

Time

H- In

tensity

8.3

ms

…

pRad

(on Demand)

Time

H- In

tensity

8.3

ms

…

Accelerator pulses of ~0.6 ms come at a rate of up to 120 per second

H+ Beam

H- Beam

Proton Radiography (H-)

H- Source

Isotope Production Facility (H+)

H+ Source

Drift Tube Linear

Accelerator

Side-Coupled Linear Accelerator

800 MeV

0.75 MeV 100 MeV

Area A

Area C

(inactive, but proposed as Material

Test Station, H+)

Operated by Los Alamos National Security, LLC for NNSA LA-UR-08-06169

40.0%

50.0%

60.0%

70.0%

80.0%

90.0%

100.0%

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

Calendar Year

Re

lia

bil

ity

Linac and BOP

Beam Delivery System

Target and Moderators

Neutron Reliability at Lujan

Overall performance for the past 13 years has been steady and demonstrates the benefits of reinvestment

Reaping the benefits of

upgrade projects

Recovery from the first age-related

infrastructure problems

Thirteen-Year Average - ~81%

Targeted maintenance to mitigate

high voltage capacitor

failures

New Modular Target Design

Operated by Los Alamos National Security, LLC for NNSA LA-UR-08-06169

LANSCE expects significant investment over the next ten years that will require close and careful coordination for success

08 09 10 11 12 13 14 15 16 17 18 FY FY

Operations

FIRP

LANSCE-R

MTS

MaRIE

Improve Turn-on Efficiency

Operate 4,500 hours per year for User Program Meet customer (NNSA/SC-BES/SC-HENP/OFES/NE) expectations for reliability

Recoup 1MW operations capability

Build/install Mark III 1L Target

Roof replacement 208/480VAC electrical replacement Water system pump replacement

HVAC replacement CD-1 Pkg

Early Procurement

System replacement as scheduled

201MHz prototype

Site Prep

320kW Ops Expected 1MW Operations

Construction

Pre-Concept M4 Construction

Multi-Probe Diagnostic Hall Build Accelerator Upgrades/Finish Project

Conceptual Design

Fire protection remediation

Build-Install Mark IV Target

Operate an average of 3,000 scheduled hours per year for User Program

Preliminary & Final Design

Commissioning

FY08 = ~$50M

$65-75M/yr sustainable

+$10M +$12M

~$22M

~$196M

~$74M

~$500-750M

Enhance Lujan Lujan Enhancement Instrument build-out (BES) ~$47M

Mk. IV Design/Neutronics

Fission & Fusion Materials Facility Build

>1,000 unique Users per year in out years

Ramp 1MW

Navy FEL Injector Tests INP Phase 1 (100 KW)

Pre-INP Tech Development ~$350M

INP Phase 2 Weaponization (>200 KW)