Model-Based Observer Design Considering Unequal Measurement Delays
State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which i...
Ausführliche Beschreibung
Autor*in: |
Yousef Alipouri [verfasserIn] Lexuan Zhong [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2021 |
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Übergeordnetes Werk: |
In: Actuators - MDPI AG, 2013, 10(2021), 11, p 281 |
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Übergeordnetes Werk: |
volume:10 ; year:2021 ; number:11, p 281 |
Links: |
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DOI / URN: |
10.3390/act10110281 |
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Katalog-ID: |
DOAJ067817017 |
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10.3390/act10110281 doi (DE-627)DOAJ067817017 (DE-599)DOAJ9fc3f5bda30a44d988b42b282f4fa9cc DE-627 ger DE-627 rakwb eng TA401-492 TK1001-1841 Yousef Alipouri verfasserin aut Model-Based Observer Design Considering Unequal Measurement Delays 2021 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. model based observer chain observer measurement delays continuous stirred tank heater state estimation Materials of engineering and construction. Mechanics of materials Production of electric energy or power. Powerplants. Central stations Lexuan Zhong verfasserin aut In Actuators MDPI AG, 2013 10(2021), 11, p 281 (DE-627)726491802 (DE-600)2682469-3 20760825 nnns volume:10 year:2021 number:11, p 281 https://doi.org/10.3390/act10110281 kostenfrei https://doaj.org/article/9fc3f5bda30a44d988b42b282f4fa9cc kostenfrei https://www.mdpi.com/2076-0825/10/11/281 kostenfrei https://doaj.org/toc/2076-0825 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2027 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2021 11, p 281 |
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10.3390/act10110281 doi (DE-627)DOAJ067817017 (DE-599)DOAJ9fc3f5bda30a44d988b42b282f4fa9cc DE-627 ger DE-627 rakwb eng TA401-492 TK1001-1841 Yousef Alipouri verfasserin aut Model-Based Observer Design Considering Unequal Measurement Delays 2021 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. model based observer chain observer measurement delays continuous stirred tank heater state estimation Materials of engineering and construction. Mechanics of materials Production of electric energy or power. Powerplants. Central stations Lexuan Zhong verfasserin aut In Actuators MDPI AG, 2013 10(2021), 11, p 281 (DE-627)726491802 (DE-600)2682469-3 20760825 nnns volume:10 year:2021 number:11, p 281 https://doi.org/10.3390/act10110281 kostenfrei https://doaj.org/article/9fc3f5bda30a44d988b42b282f4fa9cc kostenfrei https://www.mdpi.com/2076-0825/10/11/281 kostenfrei https://doaj.org/toc/2076-0825 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2027 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2021 11, p 281 |
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10.3390/act10110281 doi (DE-627)DOAJ067817017 (DE-599)DOAJ9fc3f5bda30a44d988b42b282f4fa9cc DE-627 ger DE-627 rakwb eng TA401-492 TK1001-1841 Yousef Alipouri verfasserin aut Model-Based Observer Design Considering Unequal Measurement Delays 2021 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. model based observer chain observer measurement delays continuous stirred tank heater state estimation Materials of engineering and construction. Mechanics of materials Production of electric energy or power. Powerplants. Central stations Lexuan Zhong verfasserin aut In Actuators MDPI AG, 2013 10(2021), 11, p 281 (DE-627)726491802 (DE-600)2682469-3 20760825 nnns volume:10 year:2021 number:11, p 281 https://doi.org/10.3390/act10110281 kostenfrei https://doaj.org/article/9fc3f5bda30a44d988b42b282f4fa9cc kostenfrei https://www.mdpi.com/2076-0825/10/11/281 kostenfrei https://doaj.org/toc/2076-0825 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2027 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2021 11, p 281 |
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10.3390/act10110281 doi (DE-627)DOAJ067817017 (DE-599)DOAJ9fc3f5bda30a44d988b42b282f4fa9cc DE-627 ger DE-627 rakwb eng TA401-492 TK1001-1841 Yousef Alipouri verfasserin aut Model-Based Observer Design Considering Unequal Measurement Delays 2021 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. model based observer chain observer measurement delays continuous stirred tank heater state estimation Materials of engineering and construction. Mechanics of materials Production of electric energy or power. Powerplants. Central stations Lexuan Zhong verfasserin aut In Actuators MDPI AG, 2013 10(2021), 11, p 281 (DE-627)726491802 (DE-600)2682469-3 20760825 nnns volume:10 year:2021 number:11, p 281 https://doi.org/10.3390/act10110281 kostenfrei https://doaj.org/article/9fc3f5bda30a44d988b42b282f4fa9cc kostenfrei https://www.mdpi.com/2076-0825/10/11/281 kostenfrei https://doaj.org/toc/2076-0825 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_105 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2027 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4335 GBV_ILN_4338 GBV_ILN_4367 GBV_ILN_4700 AR 10 2021 11, p 281 |
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State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. |
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State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. |
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State observers are essential components of a modern control system. It is often designed based on a mathematical model of the process, thus requiring detailed process knowledge. However, in the existing state estimation methods, equal delays are commonly assumed for all communication lines, which is unrealistic and poses problems such as instability and a degraded performance of observers when unequal time delays exist. In this paper, a design of observers considering the measurement delays is presented. To deal with this problem, a chain-based observer has been proposed in which each chain deals with one output delay, performs prediction for the unavailable output value, and passes it to the next chain. Convergence of each chain observer as well as overall state estimation were proven. To illustrate the performance of the proposed scheme, simulation studies were performed on a benchmark continuous stirred tank heater (CSTH) process. |
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|
score |
7.398163 |