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RAdiation

RAdiation

Monitoring System

Monitoring System

for the Environment and Safety

for the Environment and Safety

(RAMSES)

(RAMSES)

The

The

RAMSES Team

RAMSES Team

Presented

Presented

by

by

L.

(2)

EDMS: 818054

The

The

RAMSES

RAMSES

Mandate/Scope

Mandate/Scope

‹

‹

The RAMSES will provide LHC, and finally CERN, with an

The RAMSES will provide LHC, and finally CERN, with an

integrated radiation monitoring system for the Environment and

integrated radiation monitoring system for the Environment and

Safety covering acquisition, transmission, logging and display

Safety covering acquisition, transmission, logging and display

for the LHC machine, LHC experiments and experimental areas.

for the LHC machine, LHC experiments and experimental areas.

‹

‹

SC will exploit this system to assess radiation risks and to

SC will exploit this system to assess radiation risks and to

control the release of radioactivity.

control the release of radioactivity.

The system will also be

The system will also be

incorporated into the accelerator and experiment control rooms.

incorporated into the accelerator and experiment control rooms.

‹

‹

The mandate of the project team covers the system specification,

The mandate of the project team covers the system specification,

prototyping, tendering, installation and integration of radiatio

prototyping, tendering, installation and integration of radiatio

n

n

monitors and

monitors and

industrial control equipment for safety systems

industrial control equipment for safety systems

.

.

The

The

Contractors are

Contractors are

ASSYSTEM

ASSYSTEM

and

and

SAPHYMO

SAPHYMO

.

.

History:

- Project Launched

October 2001

- 1st RAMSES workshop

November 2001

- IT3091 Market Survey

July 2002

- 2nd RAMSES workshop

December 2002

(3)

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The

The

RAMSES

RAMSES

Team

Team

‹

‹

The RAMSES

The RAMSES

project is a

project is a

multi

multi

-

-

departmental project

departmental project

between SC and TS

between SC and TS

‹

‹

TS has the responsibility

TS has the responsibility

of the realization

of the realization

of the

of the

system with

system with

resources

resources

provided by the two

provided by the two

departments

departments

‹

‹

The

The

Project Engineers of the team are:

Project Engineers of the team are:

„

Daniel Perrin (SC/RP)

„

Doris Forkel-Wirth (SC/RP) -> replaced by Markus Widorski (SC/RP)

„

Pavol Vojtyla (SC/IE)

„

Gustavo Segura (SC/IE)

(4)

EDMS: 818054

RAMSES

RAMSES

description:

description:

Major Functions

Major Functions

‹

‹

Monitoring radiation variables (real

Monitoring radiation variables (real

-

-

time)

time)

„

Measurement of dose rates during LHC operation around the accelerator, in

experimental areas and their annexes, on the surface and in the environment (prompt

radiation)

„

Measurement of radioactivity in released gases and fluids (radioactive nuclides)

„

Measurement of induced activity during LHC stop/shutdown

„

Generation of local radiation alarms and transmission of remote alarms

‹

‹

Generation of interlocks

Generation of interlocks

‹

‹

Monitoring of conventional parameters

Monitoring of conventional parameters

„

Measurement of physical and chemical parameters in the released water (pH,

temperature, conductivity, turbidity)

„

Generation of remote alarms in case of deviation from normal range

‹

‹

Monitoring non

Monitoring non

-

-

ionising radiation fields

ionising radiation fields

„

e.g. electromagnetic fields

‹

‹

Long term data storage

Long term data storage

„

Measured values

„

Events (radiation alarms, technical alarms, system faults, etc)

(5)

EDMS: 818054

RAMSES

RAMSES

description:

description:

Major Requirements & Constraints

Major Requirements & Constraints

‹

‹

Distributed Radiation Monitoring network

Distributed Radiation Monitoring network

‹

‹

Integrated software infrastructure (control rooms and networks)

Integrated software infrastructure (control rooms and networks)

‹

‹

Flexible and modular design for easy configuration

Flexible and modular design for easy configuration

‹

‹

Industrial components

Industrial components

„

State-of-the-art radiation monitors and monitoring stations.

‹

‹

Operational 24/24 hours a day, 365/365 days per year

Operational 24/24 hours a day, 365/365 days per year

‹

‹

International standard in radiation protection

International standard in radiation protection

‹

‹

Valid for the replacement of the current radiation monitoring

Valid for the replacement of the current radiation monitoring

system

(6)
(7)

EDMS: 818054

RAMSES

RAMSES

Radiation Monitoring Stations

Radiation Monitoring Stations

Monitors and alarm panels on a

field-bus for

Dose rate measurements

Alarms (evacuation)

Interlocks

TCP/IP network connection for

Transfer of measurements

and alarms

Remote configuration

Autonomous stations for safety reasons

Radiation measurements off-line

Stores temporary measured values

Generates radiation alarm

Generates Interlocks

(8)

EDMS: 818054

Fully redundant server

Centralises data coming from the stations

Stores the data in the database (measured values, alarms, configurations)

Surveys the correct operation of the RAMSES (technical alarms)

(9)

EDMS: 818054

Integrates RAMSES in the CERN control infrastructure and control rooms

Sends radiation alarms to the LHC control room (LASER)

Sends technical alarms to the CCC (LASER)

Provides displays for radiation monitoring in the LHC control room

Provides displays for monitoring conventional parameters in water releases

Shares measured values with external system (DIP)

(10)

EDMS: 818054

IHM animations

IHM animations

Push the

button to

open

summary

page

Push the

button to

open LHC

point

summary

Push button

to go to

detailed plan

Water

Ventilation

Meteo

EPIC+ERC

(11)

EDMS: 818054

IHM animations

IHM animations

Push to get

the details

about the

object.

Push the

button to

open other

pages of the

same LHC

point

(12)

EDMS: 818054

Radiation Monitoring system

Radiation Monitoring system

---Scope of the system

Scope of the system

‹

‹

~

~

350 radiation detectors for the monitoring

350 radiation detectors for the monitoring

of radiation variables (real

of radiation variables (real

-

-

time)

time)

‹

‹

~ 50 detectors for the environment for the

~ 50 detectors for the environment for the

monitoring of conventional parameters

monitoring of conventional parameters

‹

‹

~ 90 Monitoring stations

~ 90 Monitoring stations

‹

‹

2 redundant servers for the data

2 redundant servers for the data

acquisition, data display and storage

acquisition, data display and storage

‹

‹

6 dedicated consoles for the radiation

6 dedicated consoles for the radiation

protection remote supervisions

protection remote supervisions

‹

‹

4 dedicated consoles for the configuration

4 dedicated consoles for the configuration

and calibration of radiation equipment

(13)

EDMS: 818054

Radiation Monitoring system

Radiation Monitoring system

---Scope of the system in numbers

Scope of the system in numbers

Monitor type PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 TI2 TI8 Total / type Ventilation Gas Monitor Nbr 5 2 1 0 4 1 1 1 1 1 17 Ventilation Aereosol Sampler Nbr 5 2 1 0 4 1 1 1 1 1 17 Release Water Monitor Nbr 2 1 1 1 1 1 1 1 0 0 9 Release Water Sampler Nbr 2 1 1 1 1 1 1 1 0 0 9 Environmental Pressurised Ionisation Chamber Nbr 3 1 1 1 2 2 1 1 1 0 13

Environmental rem-chamber Nbr 3 1 1 1 2 2 1 1 1 0 13 Environmental Aereosol Sampler Nbr 2 0 0 0 2 0 0 0 0 0 4

Ultrasonic Anemometer Nbr 1 0 1 0 1 0 1 0 0 1 5 High Volume Aereosol Sampler Nbr 0 0 0 0 1 0 1 0 0 0 2 Total ENV Nbr 23 8 7 4 18 8 8 6 4 3 89 Accessible Area Rem-Counter Nbr 5 1 0 0 6 1 0 1 0 0 14 Tunnel Gamma Dose Rate Monitor Nbr 2 1 0 2 3 4 0 3 0 0 15 Area Gamma Dose Rate Monitor Nbr 1 0 1 0 0 0 1 0 0 0 3 Tunnel Mixed Field Radiation Monitor Nbr 0 0 1 1 1 2 1 0 0 0 6 Area Mixed Field Radiation Monitor Nbr 3 3 0 1 0 0 0 3 2 0 12

X Rays Monitor Nbr 0 0 0 10 0 0 0 0 0 0 10 Induced Activity Monitor Nbr 24 23 11 5 30 30 18 19 2 2 164

Hands&Foot Monitor Nbr 2 2 1 0 2 1 1 2 0 0 11 Site Gate Monitor Nbr 1 1 0 1 1 1 0 1 1 0 7 Tools&Material Controller Nbr 4 2 1 2 4 2 1 2 0 0 18 Local Radiation Alarm Display Nbr 13 4 2 6 7 1 1 7 2 0 43 Total RP Nbr 42 33 15 22 47 41 22 31 5 2 260 Total RAMSES Nbr 65 41 22 26 65 49 30 37 9 5 349 E N V I R O N M E N T R P S A F E T Y

(14)

EDMS: 818054

RAMSES

(15)

EDMS: 818054

RAMSES

RAMSES

Factory Acceptance Tests

Factory Acceptance Tests

‹

‹

100% of the equipment factory tested.

100% of the equipment factory tested.

‹

‹

All main reserves solved.

All main reserves solved.

Environmental

Monitoring

Sampler

Water Monitoring Station

Alarm Units

Software Infrastructure

Radiation

Sensor

(16)

EDMS: 818054

RAMSES

RAMSES

Site installation

Site installation

‹

‹

90% of the equipment installed and being interconnected.

90% of the equipment installed and being interconnected.

‹

(17)
(18)

EDMS: 818054

RAMSES

RAMSES

RAMSES @ ATLAS

@ ATLAS

@ ATLAS

Status of implementation

(19)
(20)

EDMS: 818054

RAMSES

RAMSES

RAMSES @ ALICE

@ ALICE

@ ALICE

Status of implementation

(21)
(22)

EDMS: 818054

RAMSES

RAMSES

RAMSES @ CMS

@ CMS

@ CMS

Status of implementation

(23)
(24)

EDMS: 818054

RAMSES

RAMSES

RAMSES @ LHCb

@

@

LHCb

LHCb

Status of implementation

(25)

EDMS: 818054

RAMSES

RAMSES

RAMSES @ LHC Experiments

@

@

LHC

LHC

Experiments

Experiments

Installation planning

(26)

EDMS: 818054

Conclusions

Conclusions

‹

‹

Large

Large

number

number

of monitoring stations

of monitoring stations

-

-

>

>

many little

many little

details

details to

to be looked at

be looked at!

!

‹

‹

Final interconnections

Final interconnections

coming

coming

a bit late

a bit

late -

->

> this will

this will

imply

imply a

a compressed schedule

compressed schedule for

for the

the hardware

hardware

commissioning

commissioning

:

:

Big

Big

challenge of

challenge of

this year

this year

‹

‹

For the experiments

For

the experiments,

,

„

all the sersors in the baseline have been integrated.

„

Few sensors need still to be installed after the completion of the

(27)

Thank you for your attention !

Thank you for your attention !

Acknowledgements to the project team

Acknowledgements to the project team

Daniel Perrin

Daniel Perrin

Doris

Doris

Forkel

Forkel

-

-

Wirth

Wirth

Pavol Vojtyla

Pavol Vojtyla

Gustavo Segura

Gustavo Segura

Ali Day

Ali Day

Markus

Markus

Widorski

Widorski

Claude

Claude

Jouve

Jouve

Michel

Michel

Pangallo

Pangallo

Jean Claude

Jean Claude

Gaborit

Gaborit

Dietlinde Wittekind

(28)

EDMS: 818054

‹

‹

Stray radiation monitoring station:

Stray radiation monitoring station:

„

Gamma and muons monitor [EPIC];

„

Neutrons monitor [ERC];

‹

‹

Ventilation monitoring station (Emissions):

Ventilation monitoring station (Emissions):

„

Gas monitor [VGM];

„

Aerosol sampler [VAS];

‹

‹

Water monitoring station (Effluents):

Water monitoring station (Effluents):

„

Release water monitor [RWM];

„

Release water sampler [RWS];

Radiation Monitors

Radiation Monitors

Radiation Monitors

For the Environment

(29)

EDMS: 818054

Radiation Monitors

Radiation Monitors

Radiation Monitors

For the Environment

For the Environment

2

2

/2

/2

‹

‹

Meteorological data :

Meteorological data :

(

(

wind speed, wind direction, atmospheric stability class

wind speed, wind direction, atmospheric stability class

) :

) :

„

Ultrasound anemometer [USA];

‹

‹

Samples from the environment :

Samples from the environment :

„

Environmental aerosol sampler [EAS];

‹

‹

Conventional parameters in released water

Conventional parameters in released water

„

pH;

„

Temperature

„

Conductivity

„

Turbidity

„

Flow rate

(30)

EDMS: 818054

RWM - RWS

Water Monitoring station

Radiation Monitors

Radiation Monitors

Radiation Monitors

For the Environment

For the Environment

VGM - VAS

Ventilation

Monitoring

Wind

Monitoring

USA

EPIC

ERC

Stray radiation

Monitoring

(31)

EDMS: 818054

Radiation Monitors

Radiation Monitors

Radiation Monitors

For radiation protection

For radiation protection

‹

‹

LHC experimental areas :

LHC experimental areas :

„

Area REM-counter monitor [ARC];

„

Area Gamma dose rate monitor [AGM];

„

Area Mixed field radiation monitor [AMF];

„

Induced activity monitor [IAM];

‹

‹

Specialised monitors :

Specialised monitors :

„

Hand & Foot monitor [HFM];

„

Tools & material controller [PCM];

„

Site Gate monitor [SGM];

‹

‹

Other equipment :

Other equipment :

„

Radiation Monitoring Station [MS];

„

Alarm radiation display [PAD];

(32)

EDMS: 818054

ARC

ARC

A

A

REAREA

R

R

EMEM

C

C

OUNTER MONITOROUNTER MONITOR ‹

‹ Measure the ambient dose equivalent and ambient Measure the ambient dose equivalent and ambient dose equivalent rate caused by neutrons;

dose equivalent rate caused by neutrons;

‹

‹ Applicable standard : IEC 61005;Applicable standard : IEC 61005;

(Energy range : 0,025

(Energy range : 0,025 eVeVto 14.8 to 14.8 MeVMeV))

‹

‹ Thermo EberlineThermo EberlineSWENDI 2 FHT762;SWENDI 2 FHT762;

‹

‹ Performances :Performances :

„ Measuring range : 10 nSv/h to 100 mSv/h,

„ Energy range : 0,025 eV to 5 GeV,

„ Measuring time : from 0,1 s and its multiples.

3He counter

Tungsten layer Boron plastic

For radiation protection

For radiation protection

Radiation Monitors

Radiation Monitors

(33)

EDMS: 818054

AGM

AGM

A

A

REAREA

G

G

AMMA DOSE RATEAMMA DOSE RATE

M

M

ONITORONITOR

‹

‹ Measure the ambient dose equivalent and ambient dose Measure the ambient dose equivalent and ambient dose equivalent rate caused by photons or minimal ionising particles equivalent rate caused by photons or minimal ionising particles (e.g.

(e.g. muonsmuons););

‹

‹ Applicable standard : IEC 60532;Applicable standard : IEC 60532;

(Energy range : 50

(Energy range : 50 keVkeVto 7 to 7 MeVMeV)) ‹

‹ CentronicCentronicIG5 –IG5 –A20 (20 atmA20 (20 atm. Argon);. Argon);

‹

‹ Performances :Performances :

„ Measuring range : 10 nSv/h – 50 mSv/h,

„ Energy range : 50 keV à 10 MeV,

„ Linearity (over measuring range) : ±10% (réf. 662 keV),

„ Measuring time : from 0,1 s and its multiples. ‹

‹ Extensive MonteExtensive Monte--Carlo simulations (FLUKA code) and Carlo simulations (FLUKA code) and experimental results (at CERF*).

experimental results (at CERF*).

For radiation protection

For radiation protection

Radiation Monitors

Radiation Monitors

Radiation Monitors

Reference C. Theis et al.

(34)

EDMS: 818054

AMF

AMF

A

A

REAREA

M

M

IXEDIXED

F

F

IELD RADIATION MONITORIELD RADIATION MONITOR

‹

‹ Measure the ambient dose equivalent and ambient dose equivalent Measure the ambient dose equivalent and ambient dose equivalent rate in mixed radiation fields consisting in high

rate in mixed radiation fields consisting in high--energy charged energy charged particles

particles (protons, (protons, pionspions, , muonsmuons, electrons, positrons), electrons, positrons) and neutrons and and neutrons and photons;

photons;

‹

‹ Applicable standard : IEC 60532;Applicable standard : IEC 60532;

(Energy range : 50

(Energy range : 50 keVkeVto 7 to 7 MeVMeV))

‹

‹ CentronicCentronicIG5 –IG5 –H20 (20 atmH20 (20 atm. Hydrogen. Hydrogen--filled);filled);

‹

‹ Performances :Performances :

„ Measuring range : 30 nGy/h to 100 mGy/h,

„ Energy range : 65 keV to 10 MeV,

„ Linearity (over measuring range) : ±10% (réf. 662 keV),

„ Measuring time : from 0,1 s and its multiples. ‹

‹ Extensive Monte-Extensive Monte-Carlo simulations (FLUKA code) and Carlo simulations (FLUKA code) and experimental results (at CERF*) in order to extend the applicati experimental results (at CERF*) in order to extend the application on field to mixed high energy fields.

field to mixed high energy fields.

For radiation protection

For radiation protection

Radiation Monitors

Radiation Monitors

Radiation Monitors

*

CERN-EU high-energy reference field

(35)

EDMS: 818054 Anode: PE / graphite coated Active volume PE hull (4mm) / inside graphite coated Connector to cathode Connector to anode

Connector plug for power supply and signal outlet

28.5 cm 21.5 cm 15.8 cm

For radiation protection

For radiation protection

IAM

IAM

I

I

NDUCEDNDUCED

A

A

CTIVITYCTIVITY

M

M

ONITORONITOR

‹

‹ Measure the ambient dose equivalent and ambient dose Measure the ambient dose equivalent and ambient dose equivalent rate in photon fields (beam off);

equivalent rate in photon fields (beam off);

‹

‹ Applicable standard : none;Applicable standard : none;

‹

‹ Manufacturer PTW Manufacturer PTW FreiburgFreiburg;;

‹

‹ Plastic ionisation chamber (1 Plastic ionisation chamber (1 atmatm. Air. Air--filled);filled);

‹

‹ Performances :Performances :

„ Measuring range : 5 µSv/h to 500 mSv/h,

„ Energy range : 50 keV to 7 MeV,

„ Measuring time : from 1 s and its multiples.

Radiation Monitors

Radiation Monitors

Radiation Monitors

(36)

EDMS: 818054

LRD

LRD

L

L

OCALOCAL

R

R

ADIATION ALARM ADIATION ALARM

D

D

ISPLAYISPLAY ‹

‹ So called Alarm Unit, provides indication to personnel of potential So called Alarm Unit, provides indication to personnel of potential radiation hazard;

radiation hazard;

„ Generates visual radiation alarms

„ Generates audible radiation alarms

„ Indicates good working conditions of the monitoring system

For radiation protection

For radiation protection

Radiation Monitors

Radiation Monitors

Radiation Monitors

Green fixed light = NORMAL situation

Green fixed light = NORMAL situation

(radiation levels low,

(radiation levels low,

monitoring system operational)

monitoring system operational)

ORANGE flashing light + SOUND

ORANGE flashing light + SOUND

WARNING

WARNING

Æ

Æ

Limited stay

Limited stay

RED flashing light + SOUND

RED flashing light + SOUND

ALARM

(37)

EDMS: 818054

MST

MST

M

M

ONITORINGONITORING

ST

ST

ATIONATION

‹

‹ Autonomous stations (battery backup)Autonomous stations (battery backup)

„ Radiation measurements off-line

„ Stores temporary measured values

„ Generates local/remote radiation alarms

„ Generates Interlocks ‹

‹ Monitors and alarm units on a field-Monitors and alarm units on a field-bus forbus for

„ Dose rate measurements

„ Alarms (evacuation) Interlocks ‹

‹ TCP/IP network connection forTCP/IP network connection for

„ Transfer of measurements and alarms

„ Remote configuration

For radiation protection

For radiation protection

Radiation Monitors

Radiation Monitors

(38)

EDMS: 818054

PCM

PCM

TOOLS and MATERIAL CONTROLLER

TOOLS and MATERIAL CONTROLLER

‹

‹ Used to give an indication on the radioactivity of a Used to give an indication on the radioactivity of a possibly activated component before this item leaves possibly activated component before this item leaves the controlled area;

the controlled area;

‹

‹ Applicable standard : under investigation;Applicable standard : under investigation;

‹

‹ Manufacturer GenitronManufacturer Genitron––SaphymoSaphymo––Novelec;Novelec;

‹

‹ Performances :Performances :

„ Measuring range : 10 nSv/h to 250 µSv/h,

„ Energy range : 50 keV to 2.7 MeV (eq. 137Cs)

Tools and material controller

Tools and material controller

Radiation Monitors

Radiation Monitors

(39)

EDMS: 818054

HFM

HFM

H

H

AND &AND &

F

F

OOTOOT

M

M

ONITORONITOR

‹

‹ Foreseen to check for potential beta or gamma Foreseen to check for potential beta or gamma contamination of persons involved in activity like the contamination of persons involved in activity like the maintenance of the inner part of the experimental maintenance of the inner part of the experimental detectors or of very specific accelerator components; detectors or of very specific accelerator components;

‹

‹ Applicable standard : IEC 61098;Applicable standard : IEC 61098;

‹

‹ Manufacturer SaphymoManufacturer Saphymo;;

‹ ‹ Performances :Performances : „ α, β, γ detection, „ Detection efficiency : z 90Sr : > 20 % z 60Co > 12 %

Hand and Foot controller

Hand and Foot controller

Radiation Monitors

Radiation Monitors

References

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