Speaker
Description
Modern accelerator facilities are increasingly developed through distributed collaborations involving multiple teams, institutions, and external suppliers. While individual subsystems are often designed to high technical standards, many integration issues originate at the interfaces between them rather than within the subsystems themselves.
Ambiguous ownership, incomplete interface definitions, inconsistent engineering practices, and organizational barriers can significantly affect reliability, maintainability, and commissioning performance.
This contribution examines common organizational and technical challenges encountered during subsystem integration, including unclear scope boundaries, missing interface requirements, lack of standardized assembly and positioning guidelines, inconsistent component selection, and knowledge loss caused by staff turnover or outsourced development. A recurring challenge is that interface ownership is frequently avoided because it introduces additional responsibility, cost, coordination effort, and perceived risk, while providing limited recognition to the teams involved.
Drawing on practical engineering experience, this poster proposes a lightweight framework for improving interface management throughout the project lifecycle.
The framework emphasizes early definition of interface requirements, shared ownership between interfacing teams, Interface Control Documents (ICDs), responsibility matrices (RACI), configuration and change management, standardized engineering practices, and interface-specific verification before system integration. The objective is not to increase process overhead, but to reduce ambiguity and establish clear accountability where subsystem boundaries meet.
The poster concludes with a set of practical recommendations that organizations can adopt to improve communication, facilitate collaboration across organizational boundaries, and increase overall system reliability. The central message is that subsystem interfaces should be treated as engineered products in their own right, requiring shared definition, shared accountability, and coordinated verification to achieve reliable operation throughout the facility lifecycle.