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Mater Control Facility

10. Mater Control facility

TheMater control facility is composed of the IT support for CRAFT campus andnumerical tokamak simulation platform.

1.  Campus ITsupport

1.1Objectives

  This research subject provides networkcommunication, data storage, data service, central timing and synchronization,interlock and monitoring, and other IT related functional support on campus toensure the smooth and efficient operation of comprehensive research facilities.

 

1.2Main parameters

(1)Network: core backbone bandwidth 100Gbps/40Gbps, terminal access bandwidth10Gbps/1Gbps.

(2)Master data storage: capacity 1000TB,continuous R/Wspeed 5GB/s.

(3)Spare data storage: capacity 1000TB,continuous R/Wspeed 1GB/s.

(4)Timing: synchronization accuracy between nodes up to 500ns.

2. Numerical tokamak

2.1  Scientific objectives

  The CFETR numerical tokamak is constructedusing advanced computer and simulation technology to realize the numericalsimulation of plasma discharge. The numerical tokamak is mainly composed ofcontrol simulation platform, integrated modeling and data analysis system anddiagnostic simulation system.

Thesupported function:

Ø Control simulation

Ø Design and verification of dischargescenarios

Ø Event analysis and handling

Ø Discharge assessment

Ø Diagnostic technical development

2.2  System Description and main parameters

  Around the three research contents ofnumerical tokamak, nine sub research topics are set. The main parameters areshown in the table below.


2.1  Key Technologies(?)

The numerical tokamak research isexpected to solve the following key technologies:

Ø   Identification and linearization of plasma responsemodel

Ø   Efficient integration of multiple models

Ø   Model synchronization and scheduling

Ø   Data format conversion between physical modules

Ø   Layout and scheduling of workflow

Ø   Convergence and efficiency of advanced equilibriumprogram

Ø   Diagnosis digitizing and integration in thesimulation framework

Ø   Meet the requirements of sensor technology underspecial operation environment of the device

2.3  Key Technologies

The numerical tokamak research isexpected to solve the following key technologies:

Ø   Identification and linearization of plasma responsemodel

Ø   Efficient integration of multiple models

Ø   Model synchronization and scheduling

Ø   Data format conversion between physical modules

Ø   Layout and scheduling of workflow

Ø   Convergence and efficiency of advanced equilibriumprogram

Ø   Diagnosis digitizing and integration in thesimulation framework

Ø   Meet the requirements of sensor technology underspecial operation environment of the device