SSL DYNCO LAB SYSTEM

The software for the laboratory tasks on the course"Physics of Nuclear Reactors"

“Simulation Systems” LTD

www.ssl.obninsk.ru

Scientific-Research and Methodology Center

www.ssl.obninsk.ru

Appointment of an educational complex

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Research the neutron-physical and thermo-hydraulic features of the reactor facilities

Oriented to carry out practical training in the frames of educational programs of universities in the field of reactor physics and nuclear technology of NPP

Teaching students basic knowledge in physics and reactor dynamics

Practical skills of planning and execution of tasks

Tools for research

DYNCO LAB

www.ssl.obninsk.ru

DYNCO LAB SYSTEM features

Quality ofsimulation

Integrabilityin education

Originality

www.ssl.obninsk.ru

Quality of simulation

o Developed on the basis of three-dimensional diffusion code DYNCO

o Calculation of steady state and transient operating conditions

o Neutronic and thermohydraulic calculations

o Special algorithm for correction of cusping effect

o Stationary and dynamic modes of calculation based on the actual fuel loads and core design

www.ssl.obninsk.ru

Integrability in education

o Designed for bachelors, masters and researchers

o User-friendly interface

o Incorporated into training already on junior courses

o Delivery with a set of laboratory tasks

o The possibility of developing a new tasks

o Presentation of the results in graphs

www.ssl.obninsk.ru

Originality

o High accuracy of calculations

o Calculations in real-time

o Possibility to accelerate calculation

o Models of reactor core: VVER-1000 or/and PWR-1000/BWR-1000

o Every model allows to execute static and dynamic calculations

o 100% ready for use in high schools

o no analogues

www.ssl.obninsk.ru

The main parameters of the calculation

DYNCO LABDYNCO LAB

• relative neutron and thermal power in the calculation cells

• heating of the coolant through the cells

• temperatures of the fuel coolant and cladding

• thermal power• neutron fluxes in the two

groups• concentration of Xe and Sm• pressure• boric acid concentration • integral reactivity

• residual heat• effective multiplication factor

2D

3D

Common

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Models

VVER-1000

PWR-1000BWR-1000

1 nodal point in the horizontal plane of FA 13 nodal points by the height of FA 2 energy groups of neutrons 6 groups of delayed neutrons

based on the code for reactor simulators DYNCO

each model allows static and dynamic calculations

real-time and faster based on feedback data for each type of

reactor set of libraries of constants

www.ssl.obninsk.ru

Complex control system

DYNCO LAB

• Start of the supplied initial states

• Preparation of new initial states

• Possibility stop and re-start with the state of "pause“

• Ability to view all fragments and graphs of practical task

• Ability to record any intermediate states, so-called “snapshots", and restart any of them

• The ability to output the pre-defined dynamic parameters in graphical form on the screen and print

www.ssl.obninsk.ru

Content of the basic practical tasks

VVER-1000

or

PWR-1000

• Determination of the critical position of the control rods group

• Determination of the critical concentration of the boric acid

• Measurement of reactivity by the asymptotic period method

• Determination of the rod effectiveness by the overcompensation method

• Construction of relative integral characteristic of absorbing rods group

• Construction of relative differential characteristic of absorbing rods group

• Determination of the control rod efficiency by the rod-drop method

• Xenon poisoning

• Samarium poisoning

www.ssl.obninsk.ru

Structure of each task

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Text in here• Study goals and objectives

• Basic theoretical positions

• One basic variant for the training task

• Instruction for trainee to launch a task

• Step by step instruction for trainee to fulfill this task

• Requirements for registration of the deliverables

• Approximate form of the laboratory log

• Control questions

• Criterion for the success of the task execution

• Calculation results for the task basic variant

• Video file with example of the task execution.

www.ssl.obninsk.ru

Example of interface

Choice of lab work frame

Control rod choice frame

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Example of interface

Graph view frame

3D parameters viewing frame

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Video-example

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1A video example of the task exercises is available for download at:

Example

Duration 15 minutesFile size– 70 MB

www.ssl.obninsk.ru

Terms of delivery

Time of delivery – 1-2 months

Installation

Training of instructors

Warranty and service

133 Lenin str., Obninsk Kaluga Region, 249035, Russia“Simulation Systems” LTD

Tel/fax: +7 (48439) 63598e-mail: modsys@ssl.obninsk.ruhttp: www.ssl.obninsk.ru

“Simulation Systems” LTD

Thank You!

Scientific-Research and Methodology Center