Process analysis systems with automatic liquid sample preparation and connection to process control systems
First Claim
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1. Analysis system for a process, having:
- a sampling unit, a sample preparation system, an analyzer, and a control unit wherein said sampling unit is adapted to take a sample from a sample source and provide said sample to said sample preparation system, said sample preparation system is adapted to prepare said sample for analysis and provide the so prepared sample to said analyzer, and said analyzer is adapted to analyze said prepared sample and communicate the results of said analysis to said control unit, and said control unit is adapted to provide a signal to a process control unit in accordance with the results of said analysis.
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Abstract
An analysis system for a process, having:
means (100; 300) for taking a sample from the process,
sample preparation means (108; 302, 304, 306, 307, 308, 310, 312, 314, 316, 317, 318),
means (112) for analyzing the sample,
means (106, 116) for transmitting an analysis result (114) to a process control system (118, 120).
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Citations
15 Claims
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1. Analysis system for a process, having:
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a sampling unit, a sample preparation system, an analyzer, and a control unit wherein said sampling unit is adapted to take a sample from a sample source and provide said sample to said sample preparation system, said sample preparation system is adapted to prepare said sample for analysis and provide the so prepared sample to said analyzer, and said analyzer is adapted to analyze said prepared sample and communicate the results of said analysis to said control unit, and said control unit is adapted to provide a signal to a process control unit in accordance with the results of said analysis. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. Method for controlling a process, comprising the steps of:
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taking a sample from the process by operation of a sampling unit, which is coupled to an automatic sample preparation system, delivering the sample to the automatic sample preparation system, carrying out an automatic sample preparation under the the control of a control program, delivering the so prepared sample to an analysis unit, and analyzing said sample to produce an analysis result, and transmitting said analysis result to a process control system which adjusts said process in accordance with said analysis result. - View Dependent Claims (10, 11, 12)
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13. Digital storage media having stored thereon a computer program product for a control unit of an analysis system for a process, for carrying out the following steps:
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operation of a sampling unit for taking a sample from the process, operation of a sample preparation system for automatically carrying out a sample preparation of the sample which has been taken, operation of an analyzer for analysis of the prepared sample, outputting an analysis result onto a bus system of a process control system, for adjustment of the process by the process control system in accordance with the analysis result. - View Dependent Claims (14, 15)
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Specification