Beschreibung der Beschaffung
1 Chopper System for Neutrons / Lot 1
The assemblies 1 - 6 of the Chopper System are located inside of the ESS bunker.
All Chopper discs have a disc radius of 350mm and shall be able to rotate bi-directional.
In the bunker magnetic bearing shall be used. Outside the bunker magnetic or ball bearings are possible.
All Assemblies based on a horizontal split housing concept (Assembly 3 - 7) shall have an upper part of the housing designed to allow for remote handling. The scope of supply contains the following assemblies:
For all Chopper assemblies a Chopper control system, Chopper Cables from chopper assemblies to chopper racks, Chopper utilities from chopper assemblies to connection points and Cover for the lower enclosures for all chopper assemblies based on a split housing concept are in the scope of supply.
Lot 1:
Chopper Assembly 1, PSC1 + Chopper Assembly 2, PSC2:
Operating speeds: 168Hz
Opening Angle of the cut out: 144Grad
Beam height at Chopper position: 64.43mm (PSC1), 66.00mm (PSC2)
Chopper Assembly 4, FC1 (face to face Chopper)
Operating speeds:
a. Disc 1: 7, 14, 28 Hz
Opening Angle of the cut out: 72Grad
Beam height at Chopper position: 70.77mm
b. Disc 2: 63, 70 Hz (to be installed at a later time, not part of the scope of supply)
Chopper Assembly 5, MC
Operating speeds:
a. Disc 1: 42 - 280 Hz
Opening Angle of the cut out: 8 x 4Grad (cut outs have to be rectangular)
Beam height at Chopper position: 73.49mm
b. Disc 2: 42 - 280 Hz (to be installed at a later time, not part of the scope of supply)
Chopper Assembly 3, PSC3 + Chopper Assembly 6, MCc
only lower enclosure, disc and upper part of the housing will be installed at a later time and are not part of the scope of supply.
Further Chopper System and project related requirements for this tender regarding (for example, but not limited to:)
- Scope of Work and Supply
- Remuneration
- Declaration of Conformity
- Warranty Period
- Communication during Tender Process
(Alternative solutions, Tender Presentation,
Offer technical Report)
- Product (f.e. General Information, Installation
Context, System Interfaces Points, Definitions,
Functional Requirements, Allowed Materials,
Operation Requirements, Integration, Specific
Requirements, Acceptance Tests, Technical
Documentation)
- Project Management
- Overview of Project Phases
- Quality Assurance and
- Product Documentation
- Contractual Agreements between Hereon and
Subcontractor
are specified in the enclosed documents
"2000084508 Agreement Subcontractor" and its Annexes
"2000084508 Annex 1" (ESS Standards)
"2000084508 Annex 2" (Specification)
"2000084508 Annex 3" (Form Monthly Report)