Norway IMS Stations. Norwegian NDC. Operated by independent foundation NORSAR
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1 Norway IMS Stations Norwegian NDC Operated by independent foundation NORSAR
2 6 IMS stations in Norway Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
3 Configurations of IMS seismic arrays in same scale. The subarrays of NOA are shaded and a line is drawn between each 3C site.
4 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
5 NOA-PS27 60 km diameter 7 subarrays 42 sites in total 56 channels (40 Hz) Each subarray has 5 borehole sites CMG-3V hybrid seismometer (vertical, 120s 50Hz) CMG-EAM digitizer 1 vault site CMG-3T hybrid seismometer (3-comp, 360s 50 Hz) CMG-EAM digitizer 1 central terminal vault acquisition computer power (mains, UPS, DC to sites) communication (intra-array: modems/cable to sites, VSAT or landline to NORSAR) Modernization completed in July km
6 NOA PS landowners Total 155 km cable trenches Up to 14 km single cable length
7 PS27 NOA 60 km diameter 6 subarrays 5 vertical broadband sensors 1 three-component broadband sensor Guralp CMG-DM24S3EAM digitisers with authentication GPS antenna at each site Serial ppp over up to 14 km buried cable for communication and power CD1.1 subframes to Linux PC with ssi. CD1.1 subarray frames to CRF over satellite with GSM backup 42 sites total CRF Linux PC with ssi merging station frame and forward to IDC. All processes monitored at CRF. Remote control. Field engineers located near the array. Operator on duty with warnings.
8 NOA PS27 One lightning strike destroyed 100 meter cable length.
9 NOA PS27 Field crew repairing cable in PS27.
10 NOA PS27 Old and new instrument responses at NOA Phase response Amplitude response (for ground velocity)
11 NOA PS27 - CTV Central Terminal Vault of Subarray NAO in PS27 (one out of 7)
12 NOA PS27 - CTV Patton bps async modems Power control Web based AC and DC switch UPS Control 230 VAC input 48 VDC Out Inverted 230 VAC Out Moxa Linux PC with SSI and 8 RS232 ports for ppp DC on copper wires to remote sites 2 pairs 19 AWG for power 2 pairs for async ppp communication 40 x 1.2 Volt Battery bank
13 NOA PS27 Vault Site One out of 7 vault sites of PS27. Protective lid Entrance
14 NOA PS27 Vault Site Power Digitizer Vault site of PS27, sub-array NC6. (originally built in 1968) 3 seismometer pits LOW NOISE
15 NOA PS27 Borehole Site GPS One out of 35 borehole sites of PS27. The sensor is installed in a 6 m deep borehole. On top of the borehole is a zinc drum that contains the digitizer, the communication and the power connection boxes. Protective lid Communication Zink drum Digitizer Power
16 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements) Michael will present ARCES array and the upgrade process
17 PS28 ARCES 3 km diameter 25 three-component broadband sensor Guralp CMG-DM24S3EAM digitisers with authentication Central timing system with 3 redundant GPS Serial ppp over buried fiber cable using fiber optic multiplexors Additional copper cable for power CD1.1 subframes to Linux PC with ssi. CD1.1 station frames to CRF over satellite with GSM backup NDC Linux PC with ssi forwards to IDC. All processes monitored at CRF. Remote control. Local caretaker near the array. Operator on duty with warnings.
18 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
19 SPITS AS72 SPITS-AS72 1 km diameter 9 sites (boreholes) 9 instruments - 3 Guralp-BB (vertical) -6 Guralp-BB (3-comp) 21 channels (80 Hz) Data acquisition in borehole Power: Windmill Sterling engine Central building: Power distribution Communication Communication: Modem/cables (intra-array) Radiolink to UNIS and KHO Internet to NORSAR via sea cable or GSM as backup SPITS 5 km
20 SPITS AS72 Longyearbyen Windmill Central building Engine control unit Sterling engines Battery rack
21 SPITS AS72 GPS 6 m borehole Seismometer pit GPS Power/communication Seismometer installation 3C-seismometer
22 AS72 SPITS 1km diameter 6 three-component broadband sensor 3 vertical componet broadband sensor Guralp CMG-DM24S3EAM digitisers with authentication Each site with GPS Serial ppp over buried cable used for communication and power CD1.1 subframes to Linux PC with ssi at NDC. Redundant communication links using radio ethernet bridge, GSM and broadband internet NDC Linux PC with ssi forwards to IMS data repository. All processes monitored at CRF. Remote control. Local caretaker not far from the array. Operator on duty with warnings.
23 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
24 RN49 Two technologies are implemented at the radionuclide station RN49 NOP49 particulate radionuclide station: CINDERELLA Automatic air sampler for radiation detection NOX49 noble gas station: SAUNA fully automatic system for detection of radioactive Xenon RN49 5 km
25 RN49 SVALSAT Satellite Station RN49
26 RN49 CINDERELLA air intake CINDERELLA SAUNA SAUNA
27 RN49
28 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
29 JMIC AS73 Jan Mayen Volcanic Island JMIC JMIC-AS73 1 site STS2 BB seismometer 3 channels (100 Hz) Communication: Radio VSAT Olonkin City
30
31 JMIC AS73 Beerenberg Volcano Seismometer pit Communication/power
32 JMIC AS73 Streckeisen STS2
33 JMIC AS73 Olonkin City Permanent crew of 18 people Loran-C navigation station Meteorological station Two flights per year
34 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) Seismic Stations: JMIC (AS73) Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements)
35 IS37 Colocation with ARCES Permission not granted Moving 280 km.
36 IS37 ~1.5 km diameter 10 sites 10 MB 2005 microbarometers 10 Guralp digitizers Central building: Data acquisition computers Power distribution system Communication equipment Communication: Optical fibre (intra-array) WIFI (main link) GSM (backup link) Operational since Oct 2013
37 IS37 CRF Conduit for fiber optic cable Cable trench
38 IS37 Coarse Lightning Protection Fine Lightning Protection Mains power Power cables to pits UPS AC/DC converters FO modems Router Ethernet switch Power switch UPS battery rack UPS control unit Acquisition Computer Acquisition Computer spare
39 IS37 Wind noise reduction system Pipe array layout at each site
40 IS37 Pit Power Regulation Box WiFi Power Supply Box MB2005 GPS Lightning Protection Box Fiber Optic Box Guralp Digitizer
41 IS37 I37NO 1.5 km diameter 10 MB2005 sensors 1 threecomponent broadband sensor Guralp CMG-DM24S3EAM digitisers with authentication Each site with GPS Ethernet extenders over fiber optic cable Copper cable for power CD1.1 subframes to Linux PC with ssi at CRF. Redundant communication links using radio based broadband internet, And GSM as backup NDC Linux PC with ssi forwards to IDC. All processes monitored at CRF. Remote control. Local caretaker and landowner close to the array. Operator on duty with warnings.
42 NORSAR Data Collection NOA (PS27) ARCES (PS28) JMIC (AS73) NC6 NAO NBO NB2 NC2 NC3 NC4 Astrium Telenor Eik HUB IS37 Vizada Nittedal NORES RN49 INTERNET VPN NORSAR SPITS (AS72) AKN JETT TROLL KSAT FINES (PS17) HFS (AS101) EKA (AS104) TORD (PS26) from IDC MJAR (PS22) from IDC APA BRB NNSN stations from UiB NORSAR broadband pool IRIS and ORFEUS stations 166 sensors in operation 4 buildings 78 vaults/pits 44 boreholes 3.5 GByte/day 3 Gbyte/day
43 Longterm sustainment of stations Invest in robust and high quality equipment initially REPORT and document status Problem Reports Monthly Reports Yearly SUMMARY REPORT Larger installations need longer lead time to ensure financing and project planning PS27/PS28: more than 5 years
44 Seismic Arrays: NOA (PS27) ARCES (PS28) SPITS (AS72) NORES Seismic Stations: JMIC (AS73) AKN TROLL, Antarctica JETT Radionuclide Station: RN49 Infrasound Array: IS37 (10 elements) ARCI (4 elements) NORES (9 elements) Additional realtime data streams from seismic arrays: HFS (AS101), Sweden FINES (PS17), Finland APA, Russia EKA (AS104), UK TORD (PS26), Niger
45 NORSAR Data Collection NOA (PS27) ARCES (PS28) JMIC (AS73) NC6 NAO NBO NB2 NC2 NC3 NC4 VSAT Telenor Eik HUB IS37 Vizada Nittedal NORES RN49 INTERNET VPN NORSAR SPITS (AS72) AKN JETT TROLL KSAT FINES (PS17) HFS (AS101) EKA (AS104) TORD (PS26) from IDC MJAR (PS22) from IDC APA BRB NNSN stations from UiB NORSAR broadband pool IRIS and ORFEUS stations 166 sensors in operation 4 buildings 78 vaults/pits 44 boreholes 3.5 GByte/day 3 Gbyte/day
46 NORSAR Data Collection NOA (PS27) ARCES (PS28) JMIC (AS73) NC6 NAO NBO NB2 NC2 NC3 NC4 VSAT Telenor Eik HUB IS37 Vizada Nittedal NORES RN49 INTERNET NORSAR SPITS (AS72) AKN JETT TROLL AUTODRM SEEDSERVER SHARING OUR DATA WITH THE WORLD 3.5 GByte/day 3 Gbyte/day
47
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