Printing System Reduced Throughput Mode for Voltage Fluctuations
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Solution Overview
Problem
Printing systems face challenges in maintaining optimal printing conditions due to issues such as dryer component failures and fluctuations in input voltage, which can lead to defects like smearing, over-drying, and energy wastage.
Innovation Solution
The printing systems and methods disclosed enable printing components to operate in a reduced throughput mode when a dryer component fails or when input voltage levels are outside a predetermined range, allowing for continued printing with reduced speed and potential pauses between sheets.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the dryer applies more heat to ensure proper drying, then the marking material dries adequately, but energy consumption increases and the print media may become brittle or warped
Solution Approach 1:
The system monitors dryer performance in real-time and adjusts operation based on detected conditions. When a dryer component failure is detected, the system transitions to reduced throughput mode, allowing continuous operation with modified parameters that prevent complete shutdown while maintaining adequate drying function.
Solution Approach 2:
The printing system dynamically adjusts its operating mode based on detected conditions. Upon detecting dryer component failure or voltage fluctuations, the system transitions from normal throughput mode to reduced throughput mode, enabling adaptive operation that balances drying quality, energy consumption, and continuous production.
2Productivity
If the print media moves quickly across the printing system, then printing speed increases, but the dryer may be unable to adequately dry the marking material
Solution Approach 1:
The system dynamically adjusts throughput based on detected conditions. When dryer component failure is detected, the system transitions to reduced throughput mode, slowing the print media speed to allow adequate drying time while maintaining continuous operation, thus balancing productivity and drying quality.
Solution Approach 2:
The system implements periodic monitoring of dryer components and adjusts operation accordingly. When issues are detected, it transitions to reduced throughput mode with potential pauses between sheets, creating a periodic operation pattern that ensures adequate drying while maintaining overall productivity.
3Reliability
If the dryer applies too much heat, then the marking material dries thoroughly, but the print media becomes brittle or warped
Solution Approach 1:
The system monitors dryer performance and provides feedback control. When component failure is detected, it adjusts operating parameters to prevent excessive heat application that could warp or brittle the media, while still maintaining sufficient drying through reduced throughput operation.
Solution Approach 2:
The system changes operational parameters when transitioning to reduced throughput mode. By adjusting print media speed and potentially modifying dryer temperature profiles, the system maintains drying effectiveness while preventing overheating that would damage media integrity.
4Reliability
If the printing system shuts down completely when a dryer component fails, then printing quality is maintained, but productivity is lost
Solution Approach 1:
The system converts the harmful condition of dryer component failure into a beneficial operational state by transitioning to reduced throughput mode. This allows the system to continue operating with modified parameters, turning a potential shutdown scenario into a continuous production mode that maintains adequate quality while preserving productivity.
Solution Approach 2:
The system dynamically responds to dryer component failure by adjusting its operational mode rather than shutting down. It transitions to reduced throughput operation, enabling continuous production with modified parameters that maintain acceptable printing quality while preserving system availability.
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 approach enables printing systems to continue generating printed media even under less-than-ideal conditions, preventing complete system shutdown and minimizing defects, while also optimizing energy usage.
Implementation Method 1
The dryer heats the print media and dries the marking material onto the print media
Implementation Method 2
The dryer heats the print media and dries the marking material onto the print media
Data Source
Figure 1A~1B
Figure 2~3
Figure 4
AI summary
According to an example, a printing system may include printing components, an input voltage engine to determine whether an input voltage level is outside of a predetermined voltage level range, and a printing components engine to control the printing components to operate in one of a normal mode and a reduced throughput mode based upon whether the accessed input voltage level is outside of the predetermined voltage level range.