1. Progress Meeting 27th February 2013 CATANIA PORT – INFN LAB
NERC Creep Progress towards deployment
incorporating
NERC failure forecasting project (EFFORT)

2. Creep 2 Cell – Mechanical Specification
Enhanced loading range for Basaltic Rocks -1 MN
Pressure Vessel to emulate Laboratory confining pressure – 50 MPa
Confining Pressure Intensifier – 50 MPa
Pore Fluid Intensifier/Separator – 20 MPa
Protected Displacement Transducers
Enhanced Load Cell to measure up to 1 MN
Ultrasonic Transducers assembly to measure micro-siesmicity with the sample
Conditioning and control electronics housing

3. Creep 2 Frame – Mechanical Specification
Frame Size
Width 2.8 metre
Depth 2.8 metre
Height 2.7 metre
Weight approx
1700kg (in air)

4. Electronics Housing Housing Size :- Width – 0.6 metre Length – 1 metre
Height – 0.5 metre
Aluminium Construction
FEA tested
Pressure test during summer
Southampton University
Heat dissipation to be tested but perdicted temp rise 30deg C from ambient – 14 deg.C

5. Cell VAT and bellows assembly

6. Prototype Cell during testing
Displacement Transducer Assembly
Pore Pressure Separator
Confining Pressure Intensifier

7. Prototype Cell during assembly with prototype electronic PCB’s

8. Prototype Cell ready for installation in the Test Pressure Chamber (the Bucket)

9. Electrical and Communications Requirements
Electrical Power – 220V AC or possibly 24 VDC – approx 220 watts max.
(with video setup for biological survey – 300 watts)
Communications – 2 optical lines max (indepentant or split)
Bandwidth to Port – 100Kbs max + video intermittantly
Bandwidth from Port – on demand upto 1Mbs + video?

10. CREEP 2 - Digital and Analogue Signal Management and System Schematic

11. CREEP2 – Signal Conditioning Schematic

12. Conditioning Electronics
DC to DC conversation from 24VDC to +/- 5VDC
Bridge supply and Conditioning for:-
Load
Displacement
Pore Volume
Signal Conditioning and variable gain control (upto x2000) for 2 Ultrasonic transducers
Matching to DAQ system

14. SeaCON Wiring Harness for 6 cells.

19. Data management: from deep sea to the Internet
Storage Area Network
on Fiber Channel
1 Gbps

20. EFFORT Architecture Data Transfer Data Storage Web tool Data Access
Creep-2: Adaptive JAVA application using RSYNC with GUI.
Volcanic data: Periodical script using FTP.
Data
Transfer
Creep-2: Metadata storage in MYSQL database. Data storage in NAS File System.
Volcanic data: Metadata and data storage in MYSQL database.
Data
Transfer
Data
Transfer
Data
Storage
LIFERAY website with several RAPID portlets to select data and submit the forecast models to the Cluster. The results of the models are visualized in the website.
Web tool
Web tool
Data
Transfer
Data
Access
Through the website, metadata about different experiment are displayed. The user can select the data to be use for executing the models.
Data
Storage
Data
Access

21. FAST – Flexible Automated Streaming Transfer Tool

23. EFFORT Website UCL Data Portal

25. New developments on the 400MPa Rock Physics Ensemble
New leadthroughs allow an extra 16 differential transducers to be used on the specimen assembly
New jacket allows up to 12 new AE transducer assemblies and 6 electrodes
New permeameter with full digital control facilities to improve and increase pore fluid control capabilities

26. TEST CHAMBER ASSEMBLY

39. Testing Programme – Creep 2 Prototype Cell
Primary tests without AE on Darley Dale Sandstone (DDS) to evaluation purposes – Data available
Secondary tests with AE and repeating a previous test carried out on the Rock Physics Ensemble – Data available for testing of data transfer rate requirements etc.