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相关概念视频

Open and closed-loop control systems01:17

Open and closed-loop control systems

1.5K
Control systems are foundational elements in automation and engineering. They are broadly categorized into open-loop and closed-loop systems. These classifications hinge on the presence or absence of feedback mechanisms, significantly influencing the system's performance, complexity, and application.
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
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Control Systems01:10

Control Systems

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Control systems are everywhere in contemporary society, influencing diverse applications from aerospace to automated manufacturing. These systems can be found naturally within biological processes, such as blood sugar regulation and heart rate adjustment in response to stress, as well as in man-made systems like elevators and automated vehicles. A control system is essentially a network of subsystems and processes that collaboratively convert specific inputs into desired outputs.
At the heart...
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Feedback control systems01:26

Feedback control systems

657
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
657
Formulation and Manufacturing Process: Physical Attributes of Generic Tablets and Capsules01:18

Formulation and Manufacturing Process: Physical Attributes of Generic Tablets and Capsules

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Bioequivalence in generic drugs, such as tablets and capsules, refers to their pharmaceutical equivalence to the brand-name counterparts. However, for therapeutic equivalence, manufacturers must also consider physical attributes like size, shape, and weight (FDA Guidance for Industry, December 2003). Discrepancies in these aspects could impact patient compliance and cause medication errors. For instance, swallowing difficulties, often experienced with larger tablets or capsules, can lead to...
275
PD Controller: Design01:26

PD Controller: Design

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In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
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Factors Influencing Drug Absorption: Pharmaceutical Parameters01:28

Factors Influencing Drug Absorption: Pharmaceutical Parameters

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Solid dosage forms such as tablets and capsules undergo rigorous manufacturing processes to ensure stability and effectiveness. Their dissolution and absorption properties are influenced significantly by the choice of excipients (inactive ingredients that serve various roles in the formulation), and the methodology applied during production. The manufacturing parameters, such as compression force and granulation techniques, significantly affect dissolution rates. Elevated compression forces...
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相关实验视频

Updated: Jan 7, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
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适应性闭环控制系统,用于优化平板电脑制造工艺.

Xiaorong Luo1,2,3, Zhijian Zhong2,3, Pan Deng2,3

  • 1China Resources Jiangzhong Pharmaceutical Group Co., Ltd., Nanchang 330096, China.

Pharmaceutics
|December 31, 2025
PubMed
概括
此摘要是机器生成的。

一个新的代学习模型预测控制 (IL-MPC) 系统通过使用历史数据来改进重量和硬度控制来增强平板电脑制造. 这种数据驱动的方法优化了制药制造业的生产一致性和效率.

关键词:
限制整合限制整合代学习控制 代学习控制模型预测控制模型预测控制过程参数优化过程参数优化质量的平板电脑质量的平板电脑.

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Three-dimensional Printing of Thermoplastic Materials to Create Automated Syringe Pumps with Feedback Control for Microfluidic Applications
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Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors
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11:53

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Three-dimensional Printing of Thermoplastic Materials to Create Automated Syringe Pumps with Feedback Control for Microfluidic Applications
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Elaborate Control of Inkjet Printer for Fabrication of Chip-based Supercapacitors
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科学领域:

  • 制药制造业 制药制造业 制药制造业
  • 工艺控制工程 工艺控制工程
  • 数据驱动优化数据驱动优化

背景情况:

  • 平板电脑制造面临着动态过程参数合,材料变化和延迟质量控制的挑战,影响平板电脑的重量稳定性.
  • 高速生产加剧了药片重量和硬度的变化,由于传统静态优化方法的局限性,影响了效率.

研究的目的:

  • 开发一个数据驱动的闭环控制系统,以提升平板电脑制造工艺.
  • 为满足在高速生产环境中改善平板电脑重量和硬度稳定性的关键需求.

主要方法:

  • 提出了一种新的代学习模型预测控制 (IL-MPC) 架构,将代学习约束集成到模型预测控制 (MPC) 框架中.
  • 启用了历史批量数据的系统利用,同时通过约束嵌入保持实时优化功能.
  • 通过结合学习和优化,通过降低计算负载实现了增强的批量对批量性能一致性.

主要成果:

  • 通过模拟和工业生产数据验证了IL-MPC算法的可行性.
  • 证明了对动态工艺变化的有效管理,显著提高了对平板电脑重量和硬度的控制精度.
  • 与传统的控制方法相比,在管理平板电脑质量属性方面表现出卓越的性能.

结论:

  • 克服了平板电脑制造动态调节的技术限制.
  • 建立了一个可重复的闭环控制范式,用于智能制药制造.
  • 促进了行业向数据驱动型号和先进智能药物生产的转变.