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Progress Meeting 27th February 2013 CATANIA PORT – INFN LAB NERC Creep 2 - Progress towards deployment incorporating NERC failure forecasting project (EFFORT) 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 Creep 2 Frame – Mechanical Specification Frame Size • Width 2.8 metre • Depth 2.8 metre • Height 2.7 metre • Weight approx 1700kg (in air) 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 Cell VAT and bellows assembly Prototype Cell during testing Displacement Transducer Assembly Pore Pressure Separator Confining Pressure Intensifier Prototype Cell during assembly with prototype electronic PCB’s Prototype Cell ready for installation in the Test Pressure Chamber (the Bucket) 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? CREEP 2 - Digital and Analogue Signal Management and System Schematic CREEP2 – Signal Conditioning Schematic 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 25 Km Undersea cable LNS - INFN North Site Connection frame (during deployment) UCL LNS-INFN Laboratory at the port of Catania: shore control and data acquisition system and internet connection to UCL/ LNS-INFN allowing control of AE signal collection. Creep 2 - Deepsea Laboratory positioned at a depth of 2100m Loading Cell Main Connection to Electronics Enclosure Connection via ROV (30 m ?) Communication and Control Housing Loading cell capable of up to 320 KN load with conditioned outputs of load, strain, pore volume and AE data via SeaCon Harness to Control Housing 12 Channel micro-seismicity activity monitoring station incorporating real time control and acquisition of ultrasonic data including streaming and 32 channels of data acquisition. To Optical Modem SeaCON Wiring Harness for 6 cells. Data management: from deep sea to the Internet Storage Area Network on Fiber Channel 1 Gbps 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. •Creep-2: Metadata storage in MYSQL database. Data storage in NAS File System. •Volcanic data: Metadata and data storage in MYSQL database. •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. Through the website, metadata about different experiment are displayed. The user can select the data to be use for executing the models. Data Transfer Data Transfer Web tool Data Transfer Data Storage Data Access FAST – Flexible Automated Streaming Transfer Tool EFFORT Website UCL Data Portal Creep2 Project Electronics Prototype Development Electronics Assembly and Test Control Software Development Prototype Loading Cell Assembly Ongoing Complete Prototype Loading Cell Test Control Electronics Delivery Frame + Control Enclosure Design Frame + Control Enclosure Manufacture Frame + Control Enclosure Assembly+Test Loading Cell Design Update Loading Cell Manufacture Loading Cell Assembly Ship to Catania Assembly and Test Catania Port Lab Deployment On Line Tests Complete 01/07/2014 01/06/2014 01/05/2014 01/04/2014 01/03/2014 01/02/2014 01/01/2014 01/12/2013 01/11/2013 01/10/2013 01/09/2013 01/08/2013 01/07/2013 01/06/2013 01/05/2013 01/04/2013 01/03/2013 01/02/2013 01/01/2013 Creep 2 - Creep 2 Progress to deployment - Timeline Updated 20/02/2013 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 TEST CHAMBER ASSEMBLY 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.