electromagnetic transients
Study of the ferroresonance risk on an industrial site
Requirement As part of the connection of a 63/20 kV transformer station supplying a gas compression plant, CAP-SIM investigated the risk of ferroresonance on the site Realization An initial theoretical characterization step of the risk Read more…
design of systems
A study of the modelling of a microgrid and its Power Management System
Requirement This project involved designing an islanded system supplied by a collection of multiple renewable electrical energy sources. The inhomogeneous character of the sources (wind turbines, fuel cells, diesel generators, etc.) required a suitable control system Read more…
functional analysis
Functional analysis for specification of an emergency power generator
Requirement The objective of this study was to define the Specification for modifications to be applied to an industrial emergency power unit so that it could fulfil specific requirements, notably in terms of the safety Read more…
functional analysis
Functional analysis for specification of a ship propulsion system
Requirement When undertaking its ship-construction activities, our customer is subject to the requirements of reliability standards and must design its ships in such a way that they are always able to conserve 50% of the Read more…
design of systems
Modelling the electrical supply system for the JT-60 Tokamak in Japan
Requirement In order to accompany the nuclear fusion research activities of the ITER project, it has proved necessary to improve the Japanese JT60 fusion reactor (tokamak). Capsim has participated in the design of the project Read more…
design of systems
Modelling an electromagnetic lifting system
Requirement The system studied is composed of vertical rods whose lower ends are immersed in a liquid under pressure. Vertical displacement of the rods is achieved using grippers activated by induction coils. In order to Read more…
reliability
Reliability study on the starting time of a pump
Requirement This study involved determining the influence of the tolerances applied to the various parameters of a motor driven pump and its power supply system, on its capacity to change from a low speed regime Read more…
incident
Incident analysis and dynamic study on an industrial grid
Requirement The industrial site studied was constructed in the 1950s and has been subject to many changes. The electricity distribution grid on the site contains several autonomous sources (turbine generators), distributed at various points on Read more…
functional analysis
Feasibility study of replacement converter units
Requirement As part of a program for maintaining the operational condition of ships, the customer wished to study the feasibility of replacing the power converter sets which used rotary equipment with a solution based on Read more…
electromagnetic transients
Transformer Energisation study
Requirement When a transformer is energised, two main phenomena occur; an inrush current and a voltage drop at the primary side. The amplitudes of these two phenomena depend greatly on the remanent (or residual) magnetic Read more…