FREQUENCY SUPPORT BY WAVE FARMS IN LOW INERTIA POWER SYSTEMS

Frequency support by wave farms in low inertia power systems

New ancillary services and additional requirements for the grid integration of variable renewable energy (VRE) Camo Netting are being defined worldwide, in response to the technical challenges caused by increasing levels of VRE utilization in electric power grids.Currently, the use of wave energy is still limited to a few applications or demonstrat

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Dynamic Modeling and Simulation of a Discrete Incremental Hydraulic Positioning System Controlled by Binary Valves

This article presents the conceptual GARDENIA SHAMPOO design, operation principle, dynamic modeling, and simulation results of a discrete incremental hydraulic positioning system (DIHPS) intended for use in high-precision, heavy-load industrial automation solutions.An original solution for precise incremental step positioning using DIHPS is propose

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The appearance of soil-borne viruses in Finnish plant nurseries

In studies conducted by the Department of Plant Pathology of the Agricultural Research Centre, Electric Cooktops soil-borne viruses were found in soil samples from seven nurseries out of thirteen sampled and from fields at two experimental stations in south and south-west Finland.Tobacco necrosis virus was identified for the first time in Finland i

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