Bayesian Optimization of photonic curing process for …
Photonic curing is a thin-film processing technique that can enable high-throughput perovskite solar cell (PSC) manufacturing. However, photonic curing has many variables that can affect the ...
Performance Optimization in ETL Processes
Strategies for Performance Optimization Pre-Processing Techniques. As they say, prevention is better than cure. One of the foremost strategies to consider in ETL performance optimization is pre-processing techniques, such as data filtering at the source level. By removing irrelevant data before it even enters the ETL pipeline, you …
Multi-objective approach to optimize cure process for thick …
To mitigate the risk of manufacturing defects of thick composite component and improve the efficiency of this process, a multi-objective optimization approach was …
Curing Cycle Optimization for Thick Composite Laminates
This paper presents a framework for the analysis and optimization of cure cycle profile for thick composite laminate by taking the phenomena such as heat …
Sensitivity Analysis and Multi-Objective …
The multi-objective optimized curing profile could reduce the Tmax and tcycle by 2.2% and 16.1%, respectively, and maintain the maximum DoC at 0.91. This work provides guidance on the practical …
Advancements and Challenges in the Carbon Fiber …
In this review, we comprehensively examine the carbon fiber-reinforced polymer (CFRP) trimming process, covering both conventional machining techniques and novel approaches. We explore various methods, including conventional cutting, laser beam machining, robot arm machining, electrical discharge machining, and ultrasonic …
7 Best Hive Optimization Techniques
a. Tez-Execution Engine in Hive. Tez Execution Engine – Hive Optimization Techniques, to increase the Hive performance of our hive query by using our execution engine as Tez. On defining Tez, it is a new application framework built on Hadoop Yarn.. That executes complex-directed acyclic graphs of general data processing tasks.
13 Tyre Curing Schematic Diagram [4]
Download scientific diagram | 13 Tyre Curing Schematic Diagram [4] from publication: Cure Cyle Optimization Through Dome Boosting Technique-ATG Research Gate | The curing stage in tire ...
Compressive Strength of Concrete Improvement With 3 Curing Techniques
3 Techniques for Efficient Concrete Curing. Many factors affect the rate at which water evaporates from freshly placed concrete. This includes air temperature, humidity, concrete temperature, and wind speed. As a result, there are many techniques to help concrete retain moisture at early ages. These methods can:
Optimal cure steps for product quality in a tire …
cure press is shown in Figure 1. In the press, heat is. transferred to the green tire from the mold and the. bladder, which are kept at higher temperatures by. circulated cure media like steam or ...
Size effect in curing optimization for thick composite laminates
The sensitivity of composite specimen's curing behavior and optimization strategy to its size has been systematically analyzed. The relationships between two constraints, three optimization objects and six curing process parameters are revealed …
Multi-objective curing optimization of carbon fiber
In this study, we estimate the curing state of an entire carbon-fiber-reinforced plastic laminate by using data assimilation that combines observation values and simulation. We used curing simulation based on an estimated thermal conductivity distribution to perform multi-objective optimization of a localized heating method to minimize the cure …
Model layout optimization for solid ground curing rapid prototyping
Solid ground curing (SGC) technology, one of the rapid prototyping technologies, is suitable of building multiple parts with different geometry and dimensions in batch production of rapid prototypes to minimize the cost of prototypes. ... This paper presents the layout optimization using simulated annealing techniques. A software …
Optimization of the Temperature-Time Curve for the Curing …
An intelligent optimization model aiming at off-line or pre-series optimization of the thermal curing cycle of polymer matrix composites is proposed and discussed. …
Strength formation mechanism and curing system optimization …
Curing at 80 °C for 8 h was proved to be the optimal high temperature curing method. • The optimum ratio of CS:SR:RM:FA was determined to be 2:1:4:3. • HT curing promotes the generation of hydration products and improves early strength. • The main hydration products are N-A-S-H gel, C-(A)-S-H gel and FS crystal.
[PDF] Multi-objective curing optimization of carbon fiber …
An intelligent optimization model aiming at off-line or pre-series optimization of the thermal curing cycle of polymer matrix composites is proposed and discussed and obtained outcomes evidenced the capability of the method as well as its efficiency with respect to hard computing or experimental procedures.
Optimization of Pultrusion Processes for an Industrial Application
Two optimization problems are formulated to improve the effectiveness and productivity of pultrusion processes, to preserve the quality of pultruded profiles, and to take into account the ambient industrial shop temperature and requirements of process technologists. To solve these problems, an optimization methodology using designed …
Curing of Vanilla
Summary. This chapter focuses on the curing process, and outlines various aspects that might influence the flavor quality of cured vanilla beans, including botany of the vanilla bean, the purpose of the curing process, and effects of curing practices in various production regions. Given that the curing process is a mimic of senescence, it is ...
Optimization of dam-and-fill technique for sensor …
The remaining area of the device is encapsulated to prevent any shorting and also for protection of the sensor from external environment. Curing profile of potting compound was analysed to optimize the contour opening as per the requirement. Experiments for stepped and staged curing were also performed for enhancement in …
Optimization of cure profile for thick composite parts …
Cure process is the most crucial stage for manufacturing composite parts and final quality of the part is strongly dependent on the cure profile used in the curing process. In this paper, a novel approach based on cure simulation using finite element method and multi-objective genetic algorithm is developed to optimize cure profile for …
Machine Learning Optimization: Basics & 7 Essential Techniques …
Hyperparameter tuning: Fine-tune your model's hyperparameters using techniques like grid search, random search, or Bayesian optimization. Hyperparameter tuning helps find the optimal configuration for your model, leading to better performance. Regularization: Apply regularization techniques (e.g., L1 or L2 regularization) to prevent ...
Effect of cure cycles on residual stresses in thick composites …
For example, Li et al. [40] determined a cure cycle for thick laminates to minimize the cure time using gradient-based optimization techniques. Struzziero and Skordos [41] carried out a multi-objective optimization with the target of minimizing the cure duration and temperature overshoot by a genetic algorithm (GA).
Neural Based Optimization of Composite Curing Process
TLDR. An intelligent optimization model aiming at off-line or pre-series optimization of the thermal curing cycle of polymer matrix composites is proposed and discussed and obtained outcomes evidenced the capability of the method as well as its efficiency with respect to hard computing or experimental procedures.
Numerical optimization procedure. | Download Scientific …
Numerical algorithms and computer programs have been developed to determine optimal cure steps in a tire curing process. A dynamic constrained optimization problem was formulated with the ...
Cure cycle optimization for the resin infusion technique …
The number of single objective and multi-objective optimization techniques have been developed to optimize the objectives like the degree of cure, temperature overshoot, process time, gate and ...
Design and Optimization of Manufacturing Process of …
In this paper, NSGA-II is used to find the Pareto front. NSGA-II is a derivative free global optimization technique based on Charles Darwin's theory of natural evolution ... Xu Q, Ke Y (2018) Optimization of cure profile for thick composite parts based on finite element analysis and genetic algorithm. J Compos Mater 52(28):3885–3894.
Application of an ultrasonic assisted curing technique for improving
Pork loins (Longissimus dorsi) were immersed in sodium chloride brine (40 g L −1) and treated at 5 °C with one of the three following brining treatments: (1) static brining, (2) vacuum tumbling, or (3) ultrasonic brining at low-frequency (20 kHz) and low-intensity (2–4 W cm −2).The effect of ultrasonic and tumbling assisted curing technology on …
Development of an optimized thermal cure cycle for a …
To avoid these undesirable problems, it is necessary to design an optimized cure cycle using a combination of computer simulation techniques and proper optimization tools. Researchers in this field [4–6] have been used different numerical simulation-based optimization techniques to obtain optimal cure cycles for thick …
Research
A technique to characterize epoxy cure stresses for cure profile optimization. Stavig, Mark E.; Adolf, Douglas B.; Galloway, Stacie G. Abstract not provided.
The hybrid-adjoint method: a semi-analytic gradient …
A method is presented for determining the optimal autoclave temperature history for pre-impregnated thermoset composites based on their failure performance. A coupled finite-element model that incorporates a thermochemical and incremental elastic analysis is used to predict the residual stress distribution at the edge of a thick …
