Modular Rack System with Slidable Panels for Building Control Testing
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Solution Overview
Problem
Building systems for controlling and monitoring environmental conditions in buildings lack an efficient and scalable solution for integrating and testing building control systems, particularly in terms of component accessibility and configuration.
Innovation Solution
An integrated rack system with slidable field panels and a terminal panel, allowing for independent configuration and testing of building control modules, transformers, and relays, along with a story board for mimicking HVAC systems to test the configuration of the building control system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If building control systems use traditional fixed installations, then system stability is maintained, but accessibility and ease of configuration deteriorate
Solution Approach 1:
The building control system is divided into modular components (control modules, transformers, relays) that can be independently accessed and configured. Each component is mounted on removable panels that can be slid out of the rack, allowing individual access without disturbing the entire system configuration.
Solution Approach 2:
The system incorporates slidable panels with slides that enable dynamic access to components. The panels can be positioned at different locations along the slides, allowing flexible configuration and maintenance access while maintaining system stability when closed.
2Adaptability or versatility
If building control systems integrate multiple components, then functionality is improved, but device complexity increases
Solution Approach 1:
Multiple building control components (control modules, transformers, relays) are integrated into a single rack system with unified wiring infrastructure. The terminal panel provides centralized connection points that simplify wiring by consolidating multiple connections into organized access points.
Solution Approach 2:
The rack system is designed as a universal platform that can accommodate various types of building control components. The standardized mounting panels and terminal connections allow different components to be integrated using the same infrastructure, reducing overall system complexity.
3Adaptability or versatility
If building control systems use modular components, then adaptability is improved, but manufacturing precision requirements increase
Solution Approach 1:
The system uses standardized modular panels with consistent mounting interfaces. Each panel is designed with uniform dimensions and mounting hole patterns, allowing components to be mounted with standard tolerances while maintaining overall system precision through modular assembly.
Solution Approach 2:
The slidable panels are designed to engage with the rack at standardized positions along the slides, creating equipotential mounting locations. This ensures that components mounted on different panels maintain consistent spatial relationships without requiring high-precision individual mounting.
4Productivity
If building control systems are installed traditionally, then installation stability is maintained, but productivity deteriorates
Solution Approach 1:
The system incorporates a terminal panel with pre-organized connection terminals that are wired in advance during manufacturing. This preliminary wiring organization eliminates the need for time-consuming field wiring and testing, allowing faster deployment while maintaining installation stability.
Solution Approach 2:
The terminal panel serves as an intermediary between the internal rack components and external building systems. By consolidating all connections at this single interface, the system reduces the time required for installation and testing while maintaining the stability of internal component connections.
Data Source
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AI summary
A system (600) and method (1600) is provided that facilitates testing a building control system (100). The system may include at least one rack (102) including: a housing (104); a terminal panel (204); and a plurality of slidable field panels mounted in the housing in side-by- side relation. The terminal panel may include a plurality of connection terminals (206) that are wired to respective component terminals (122, 126, 134) of a plurality of components (120, 124, 128) mounted to the field panels. Each field panel may be configured to independently slide at least partially out of a front side opening (106) of the housing via a plurality of slides (116) mounted to each field panel and to the housing (104). The system may also include at least one story board (608) including: a schematic illustration (612) mounted to a frame that depicts components of a heating, ventilating, and air conditioning (HVAC) system (144); and a plurality of instruments (614, 616) mounted to the frame at locations on the illustration adjacent the depicted components of the HVAC system, which instruments receive inputs from and provide outputs to the building control system through wires (618) connected to the connection terminals of the at least one rack, so as to mimic aspects of an HVAC system in order to test the configuration of the building control system in the at least one rack.