Commissariat A Lenergie Atomique Et Aux Energies Alternatives Cea Paris saclay Tender

Contract notice: realization of profile monitors: sem grids The services are provided in the form of the following price schedules (bp): • bp n ° 1: carrying out a study, • bp n ° 2: carrying out 5 (five) complete semi-grid systems with spare parts and acceptance tests. these systems are planned for the qualification of iphi. • bp n ° 3: realization of 5 (five) complete semi-grid systems including the fee, spare parts and acceptance tests. these systems are planned for the qualification of mercury. • bp n ° 4: realization of 3 (three) complete semi-grid systems including the fee and acceptance tests, these systems are planned for the march qualification. • bp n ° 5: realization of a complete semi-grid system including the fee and acceptance tests carried out. this system is intended as a spare part. • bp n ° 6: creation of a h wire plan, • bp n ° 7: creation of a v wire plan, • bp n ° 8: production of an electronics fee for the wire plans h and v, • bp n ° 9: realization of a pneumatic actuator or type 5/2 solenoid valve and its solenoid valve (24 v). the requested service is the supply of transverse profile and position monitors proton beam. they are secondary emission profilers (sem) with wires stretched over grids, hence the acronym of sem-grids or also called "profiler harps". each sem-grids set is made up of two planes of wires simultaneously giving the 2 beam profiles, the horizontal profile and the vertical profile. the mechanical interface is a dn160cf flange. the detection zone is at least a square of 80 mm by 80 mm for 55 wires. the distance between the wires of 150 µm in diameter is variable with 1 mm at the center and up to 2 mm at the edges. a study phase is required which demonstrates that the proposed design complies with the beam characteristics (current, size, energy). the first 5 sem-grids of the bp1 must be complete. they must be delivered with the front current / voltage conversion electronics located at least 25 meters from the sensor, with its digitalization electronic modules, with its guard ring voltage supply (collection of electrons torn off by the interaction harness with wires) and with the interface software for the control operator running under epics