OBJECTIVES To evaluate and validate a hand-held electrochemical meter (Precision Xtra®) as a screening test for subclinical ketosis and hypoglycaemia in lactating dairy cattle. DESIGN Method comparison study using a convenience sample. PROCEDURE Blood samples were collected into plain tubes from the coccygeal vessels of 181 Holstein cows at 2-4 weeks of lactation during summer in Iran. Bloo...

This paper describes an 8-path ultrasonic flow meter, with emphasis on how this meter can be used as a master meter with traceability to appropriate standards. In particular the paper describes the methodology whereby transit time measurements and calibration factors can be established in factory and laboratory tests and then verified in the field. Simulations of distorted and swirling flows, a...

Siemens has further evolved EnergyIP, the meter data management system from US specialist eMeter, of San Mateo, California, into an upscalable Smart Grid application platform. Siemens acquired the company in January 2012. Today, as a data hub and platform for Siemens Smart Grid applications, EnergyIP supports the integration of all involved systems – from the smart meter infrastructure to a com...