13–17 Feb 2006
Tata Institute of Fundamental Research
Europe/Zurich timezone

CLAS Experimental Control System

13 Feb 2006, 11:00
7h 10m
Tata Institute of Fundamental Research

Tata Institute of Fundamental Research

Homi Bhabha Road Mumbai 400005 India
poster Online Computing Poster

Speaker

Vardan Gyurjyan (JEFFERSON LAB)

Description

Software agent based control system is implemented to control experiments running on the CLAS detector at Jefferson Lab. Within the CLAS experiments DAQ, trigger, detector and beam line control systems are both logically and physically separated, and are implemented independently using a common software infrastructure. CLAS experimental control system (ECS) was designed, using earlier developed FIPA agent based control framework, to glue the data production subsystems into the uniform control environment. The object models of the experiments are described using the developed Control Oriented Ontology Language (COOL), allowing detailed specification of the experimental objects such as their states, actions and associated conditions. Experiment objects are assigned Java agents, grouped into the control domains, operating in the open and distributed, multi-agent environment. Every agent domain, representing experiment subsystem, can operate independently, yet can summarize information for the above level domains or expand actions to the lower levels.

Primary author

Vardan Gyurjyan (JEFFERSON LAB)

Co-authors

Carl Timmer (Jefferson Lab) David Abbott (Jefferson Lab) David Lawrence (Jefferson Lab) Ed Jastrzembski (Jefferson Lab) Elliott Wolin (Jefferson Lab) Graham Heyes (Jefferson Lab) Sergey Boyarinov (Jefferson Lab)

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