Article Archive

Article archive

Miniature flat motor offers high torque and ISO 13485 compliance

The miniature EC 9.2 Flat motor from Maxon is claimed to offer exceptionally high torque for its diameter thanks to the use of an external rotor design

Crack propagation modelling for fracture mechanics

Simulation Modeling Suite 7.0 from Simmetrix benefits from advanced modelling functionality for fracture mechanics and the study of crack propagation

Hybrid vehicles: low-torque ball bearings

NSK Ltd claims a 50–65 per cent improvement in frictional loss compared with conventional bearings

Bridge gantry delivered to aerospace manufacturer

Widest ever bridge style co-ordinate measuring machine (CMM) ever manufactured; measurement volume of 6m x 6m x 3m

Black box records car travel information

The heart of the travel recorder is a 2 MegaPixel CMOS sensor in 1/4 format, combined with a 180° lens in order to record what happens across the entire width of the road

Fertility tester uses high precision temperature sensor

Wireless temperature sensor that can measure body temperature to within a thousandth of a degree, compared with current solutions typically with a precision of a tenth of a degree

Security for portable devices with low power authentication chip

Cryptographic battery authentication chip protects mobile-phones, cameras, portable power tools

2009-08-01

Hybrid robot vehicle undertakes record-breaking dive

There is an underwater vehicle flavour to Jeremy Cresswell's look at what's fresh on the hydrographic front, notably a new type of hybrid robot vehicle for deepsea survey and a semi-submersible vehicle designed to replace small survey monohulls

Sonar surveys play key role in South Australia port development

Tom Hiller reports on how wide swath bathymetric sonars are being used for regular hydrographic port surveys

AUV supports environmental monitoring, wide area surveys

Carl-Marcus Remén reports on a new generation of autonomous underwater vehicles in the international oil and gas market.

Survey data vital to selecting routes for subsea pipelines

Long subsea pipelines need a safe and stable route to shore. Pat Fournier, Senior Geophysicist with Australia's Neptune Marine Services, explains the need for good quality survey data from beneath the seabed

Challenging times as doubts raised over CSEM technique

Life in the controlled source electromagnetic survey camp remains challenging, reports Jeremy Cresswell.

Adapt and innovate to survive impact of the financial crisis

Dr Neil Grosse looks at how the financial crisis that has impacted all areas of the global economy, not least the seismic and hydrographic industry.

'Coil shooting' method improves imaging of complex geology

'Coil shooting' is a new single-vessel method for acquiring seismic data over a wide range of azimuths to improve imaging of complex geology. Jeremy Cresswell reports.

Seismic fleet targets 3D and 4D high-end surveys

Responsible exploration of new frontiers is made possible with the latest maritime advances. Christian Fenwick reports

Understanding the importance of cable cleats in offshore industries

Richard Shaw discusses the dangers posed by incorrectly cleated cables.

Sensor upgrades for deepwater survey AUVs

Tony George presents a comparison of data collected with the first and second generation autonomous underwater vehicles

3D seismic data: taking a smarter approach to interpretation

The demand for computational tools to underpin the 3D seismic interpretation process has never been more apparent. Jeremy Cresswell reports

Managing data for compliance and a competitive advantage

Peter Copley discusses best practice in exploration and production data management

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