Transformer Secondary Winding for Multiple Output Voltages
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Solution Overview
Problem
Existing transformer arrangements face challenges in achieving a compact design with simple production while providing multiple output voltages efficiently.
Innovation Solution
The transformer arrangement features a primary part with a primary winding and a secondary part with an inductively coupled secondary winding, incorporating half-wave rectifiers and cascade circuits, allowing for multiple output voltages with low additional effort, and utilizing controllable semiconductor switches for efficient voltage control and regulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a transformer arrangement provides multiple output voltages using conventional methods, then the voltage supply capability is improved, but the device complexity and production effort increase significantly
Solution Approach 1:
The secondary winding is designed to supply multiple circuits (half-wave rectifiers and cascade circuits) in parallel, enabling a single winding to provide multiple output voltages. This multi-functional approach allows the transformer to deliver different voltage levels without requiring separate windings for each output, thereby reducing overall device complexity while maintaining versatility.
Solution Approach 2:
The secondary part is segmented into different circuit configurations (half-wave rectifiers with different polarities and cascade circuits) that can be selectively activated. By dividing the output provision into modular circuit segments, the system can provide multiple voltages using simple additional circuitry rather than complex transformer designs.
2Adaptability or versatility
If multiple secondary windings are used to provide different output voltages, then the voltage supply capability is improved, but the manufacturing complexity increases
Solution Approach 1:
A single secondary winding is designed to serve multiple functions by supplying different circuit topologies in parallel. This eliminates the need for multiple separate windings, significantly simplifying the manufacturing process while still providing different secondary voltages through circuit configuration rather than physical winding variations.
Solution Approach 2:
Different output voltages are achieved by changing the circuit configuration parameters (rectifier polarity, cascade circuit activation) rather than changing the physical winding parameters. This allows voltage variation through electronic control and circuit selection rather than requiring multiple physically different windings, thereby easing manufacturing.
3Power
If conventional voltage multiplication circuits are added to provide higher voltages, then the voltage capability is improved, but the device size and complexity increase
Solution Approach 1:
The voltage multiplication function is merged with the existing secondary winding output by using cascade circuits that share the same physical space and components. Instead of adding separate voltage multiplication stages that would increase transformer size, the invention combines multiple functions (rectification, voltage multiplication, and output provision) into integrated circuits supplied from the single secondary winding, thereby maintaining compact dimensions while achieving higher voltages.
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
This configuration enables the generation of multiple output voltages with high accuracy and efficiency, requiring minimal additional effort and components, while allowing for simple manufacturing and effective voltage regulation.
Implementation Method 1
a primary part with a primary winding and a secondary part with an inductively coupled secondary winding
Implementation Method 2
the half-wave rectifier includes a capacitance to which the current emerging from the secondary winding is supplied via a diode
Implementation Method 3
the cascade circuit is supplied from the secondary winding and provides an increased amount of voltage on the output side
Data Source
Figure 1
AI summary
The invention relates to a transmission arrangement comprising a primary part and a secondary part, said primary part comprising a primary winding and the secondary part comprising a secondary winding which is inductively coupled to the primary winding. Said secondary part produces one or more outlet voltages, in particular for supplying a consumer, said secondary part comprises at least one-way rectifier and/or a cascade circuit.