Revolving Door Software Activation via Activation Key
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Solution Overview
Problem
Revolving door arrangements cannot be easily adapted to different functional scopes without exchanging hardware components, limiting their flexibility and requiring significant effort and resources for changes in application requirements.
Innovation Solution
A revolving door arrangement with an electric drive featuring a laminated stator and rotor core, an evaluation unit, and an interface for an activation key, allowing for software-based activation of different functional scopes without hardware changes, enabling flexible adaptation to various operational modes such as servomatic, fully automatic, automatic positioning, and speed limiter operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If hardware components are exchanged to adapt revolving door arrangements to different functional scopes, then the functional adaptability is improved, but the device complexity and cost increase
Solution Approach 1:
The control unit is designed to execute different computer program codes that enable the same hardware to perform multiple functional scopes (first functional scope with basic operations, second functional scope with advanced operations like security airlock, monitoring, and control). This allows one hardware configuration to serve multiple purposes without requiring separate hardware for each function.
Solution Approach 2:
Different functional scopes are implemented by loading different computer program codes into the control unit's data memory, rather than creating separate hardware copies. The activation key system enables selective activation of different functional scopes by providing authorized access to the corresponding program codes already present in the system.
2Adaptability or versatility
If hardware components are exchanged to change functional scopes, then the functional requirements are met, but the loss of time and effort for installation and configuration increases
Solution Approach 1:
Multiple computer program codes for different functional scopes are pre-loaded into the data memory of the control unit during manufacturing. The activation key system is pre-configured with authorization codes. When adaptation is needed, the system simply activates the appropriate pre-loaded program code through the activation key, eliminating the need for time-consuming hardware replacement and on-site programming.
3Adaptability or versatility
If multiple hardware configurations are used for different functional scopes, then the specific functional requirements are optimized, but the manufacturing cost and device complexity increase
Solution Approach 1:
A single standardized hardware configuration with a programmable control unit and data memory is manufactured for all functional scopes. The control unit can be programmed via activation keys to deliver different functional capabilities (first scope: basic revolving door operation; second scope: advanced functions including security airlock, monitoring, and control). This eliminates the need to manufacture and stock multiple different hardware variants, reducing manufacturing complexity and cost.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables cost-effective and efficient adaptation of revolving door systems to different functional scopes by using a single hardware configuration, reducing the need for extensive hardware modifications and allowing for easy switching between operational modes, thus minimizing effort and costs.
Implementation Method 1
an electric drive, which is designed, for example, as an electronically commutated multi-pole motor with a stator comprising a laminated stator core and a plurality of coils, and a rotor comprising a laminated rotor core and a plurality of permanent magnets
Data Source
Figure 1
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AI summary
A revolving door arrangement and a method for activating a second functional scope of a revolving door arrangement previously configured for a first functional scope are proposed. The revolving door arrangement comprises: - a turnstile supporting a door leaf, - an evaluation unit, - an interface (22) for the arrangement of an activation key (23), and - an electric drive with - a stator and - a rotor, wherein the method comprises the steps: - reading information from an activation key (23) arranged in the interface (22), - comparing the information with a predefined reference, and, in the event of a positive result from the comparison, - activating computer program code located in the evaluation unit and associated with the second functional scope.