Search for dissertations about: "grafchart"
Showing result 1 - 5 of 6 swedish dissertations containing the word grafchart.
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1. Adapting Grafchart for Industrial Automation
Abstract : Current trends in industrial automation are the need for customizable production, vertical integration, more advanced sensors and actuators, and shorter time to market. The currently used control systems and languages for control were developed with a more static production in mind. READ MORE
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2. A Sequential Control Language for Industrial Automation
Abstract : Current market trends for industrial automation are the need for customizable production, shorter time to market, and powerful global competitive pressure. Based on these trends two challenges have been identified: 1) flexible production systems and 2) integration and utilization of devices and software. READ MORE
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3. Exception Handling in Recipe-Based Batch Control
Abstract : The focus of this thesis is exception handling in recipe-based batch control. Exception handling is a critical element for achieving long-term success in batch production. It is reported to constitute 40-60 percent of the batch control design and implementation effort. READ MORE
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4. Recipe-Based Batch Control Using High-Level Grafchart
Abstract : High-Level Grafchart is a graphical programming language for control of sequential processes. Sequential control is important in all kinds of industries: discrete, continuous and batch. Sequential elements show up both on the local control level and on the supervisory control level. READ MORE
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5. A Graphical Language for Batch Control
Abstract : In this thesis a graphical language for sequential control is presented and its application to batch control is examined and discussed. The name of the language is Grafchart. Its main feature is that it makes it possible to express complicated control problems in a compact and intuitive manner. READ MORE