Predictive Cooling Control for Process Machine Thermal Loads
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Solution Overview
Problem
Existing cooling methods for process machines are inadequate under dynamic conditions, leading to temperature fluctuations and potential overheating or excessive cooling, which affects production quality and increases costs.
Innovation Solution
A predictive cooling method that ascertains expected thermal energy based on the control program of the process machine, determines the required heat dissipating capability of the cooling device, and preconditions it to match the expected thermal energy, ensuring precise temperature control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the cooling device operates under constant settings, then the device complexity is reduced, but temperature control precision deteriorates under dynamic process conditions
Solution Approach 1:
The cooling device transitions from static constant operation to dynamic operation where cooling capacity is continuously adjusted based on real-time thermal energy detection and process conditions, enabling precise temperature control under varying manufacturing conditions
Solution Approach 2:
The system implements a feedback mechanism where thermal energy acting on machine components is detected and measured, then this information is used to adjust the cooling device's capacity in real-time, creating a closed-loop control system that maintains temperature precision
2Speed
If the cooling device reacts to temperature changes with delay, then the response time is reduced, but temperature stability deteriorates causing fluctuations
Solution Approach 1:
The cooling device is adjusted in advance based on detected thermal energy trends and process conditions, preparing the cooling capacity before temperature deviations occur, thereby preventing temperature fluctuations rather than reacting to them after they occur
3Reliability
If the cooling capacity is increased to prevent overheating, then the reliability of temperature control is improved, but energy consumption increases
Solution Approach 1:
The cooling device operates with dynamically changing parameters including variable cooling capacity and adjustable response timing, allowing the system to consume only the necessary amount of energy required for actual thermal conditions rather than operating at constant high capacity
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
Prevents temperature fluctuations and overheating by dynamically adjusting the cooling device, enhancing production quality and reducing energy consumption.
Implementation Method 1
the heat of the processing device absorbed by the cooling fluid is released in the cooling device
Implementation Method 2
the cooling device that dissipates heat generated during material processing from the processing device
Data Source
AI summary
A method for controlling a temperature of a cooling device taking into account heating at least one machine component of a process machine during operation of the process machine is provided. The method includes ascertaining an expected thermal energy acting upon the at least one machine component within a temporal processing part of a control program that controls the operation of the process machine. The expected thermal energy is ascertained based a processing power provided within the temporal processing part for the at least one machine component. The method further includes determining a required heat dissipating capability of the cooling device for dissipating the expected thermal energy, and preconditioning the cooling device in advance in order to provide the required heat dissipating capability until the expected thermal energy acts upon the machine component.