Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage

Abstract A renewable energy storage system is being proposed through a multi-disciplinary research project. This system utilizes reinforced concrete pile foundations to store renewable energy generated from solar panels attached to building structures. The renewable energy can be stored in the form...

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Main Authors: Dichuan Zhang, Jong Kim, Saule Tulebekova, Dilmurat Saliyev, Deuckhang Lee
Format: Article
Language:English
Published: SpringerOpen 2018-11-01
Series:International Journal of Concrete Structures and Materials
Subjects:
Online Access:http://link.springer.com/article/10.1186/s40069-018-0294-z
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author Dichuan Zhang
Jong Kim
Saule Tulebekova
Dilmurat Saliyev
Deuckhang Lee
author_facet Dichuan Zhang
Jong Kim
Saule Tulebekova
Dilmurat Saliyev
Deuckhang Lee
author_sort Dichuan Zhang
collection DOAJ
description Abstract A renewable energy storage system is being proposed through a multi-disciplinary research project. This system utilizes reinforced concrete pile foundations to store renewable energy generated from solar panels attached to building structures. The renewable energy can be stored in the form of compressed air inside the pile foundation with a hollowed section. The pile foundation should resist complex combined actions including structural loads, soil effects, and pressures induced from the compressed air, and thus it requires a careful analysis and design considerations to secure a sufficient structural safety. This paper presents analytical investigation results on the structural responses of the energy piles under these combined loadings. The pile foundations were designed based on the current design practices for various building geometries including the number of stories and column spacing. The magnitude of air pressure was determined from the thermodynamic cycles for the available renewable energy for storage considering building and pile foundation geometries. Finite element analyses were conducted using an elastic 3D model to determine critical tensile stresses of the pile foundation. These critical tensile stresses were used to identify required reinforcement in the pile section. On this basis, several nonlinear finite element analyses were then conducted using inelastic constitutive models of materials to investigate the crack patterns of the hollowed concrete section. Recommendations were finally presented for proper practical designs of the pile foundation serving as the renewable energy storage medium.
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spelling doaj.art-b282a40a602c4331aaf50c218e3398e92022-12-22T03:50:00ZengSpringerOpenInternational Journal of Concrete Structures and Materials1976-04852234-13152018-11-0112111610.1186/s40069-018-0294-zStructural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy StorageDichuan Zhang0Jong Kim1Saule Tulebekova2Dilmurat Saliyev3Deuckhang Lee4Nazarbayev UniversityNazarbayev UniversityNazarbayev UniversityNazarbayev UniversityNazarbayev UniversityAbstract A renewable energy storage system is being proposed through a multi-disciplinary research project. This system utilizes reinforced concrete pile foundations to store renewable energy generated from solar panels attached to building structures. The renewable energy can be stored in the form of compressed air inside the pile foundation with a hollowed section. The pile foundation should resist complex combined actions including structural loads, soil effects, and pressures induced from the compressed air, and thus it requires a careful analysis and design considerations to secure a sufficient structural safety. This paper presents analytical investigation results on the structural responses of the energy piles under these combined loadings. The pile foundations were designed based on the current design practices for various building geometries including the number of stories and column spacing. The magnitude of air pressure was determined from the thermodynamic cycles for the available renewable energy for storage considering building and pile foundation geometries. Finite element analyses were conducted using an elastic 3D model to determine critical tensile stresses of the pile foundation. These critical tensile stresses were used to identify required reinforcement in the pile section. On this basis, several nonlinear finite element analyses were then conducted using inelastic constitutive models of materials to investigate the crack patterns of the hollowed concrete section. Recommendations were finally presented for proper practical designs of the pile foundation serving as the renewable energy storage medium.http://link.springer.com/article/10.1186/s40069-018-0294-zreinforced concretepile foundationstructural responsescompressed airrenewable energy storage
spellingShingle Dichuan Zhang
Jong Kim
Saule Tulebekova
Dilmurat Saliyev
Deuckhang Lee
Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
International Journal of Concrete Structures and Materials
reinforced concrete
pile foundation
structural responses
compressed air
renewable energy storage
title Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
title_full Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
title_fullStr Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
title_full_unstemmed Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
title_short Structural Responses of Reinforced Concrete Pile Foundations Subjected to Pressures from Compressed Air for Renewable Energy Storage
title_sort structural responses of reinforced concrete pile foundations subjected to pressures from compressed air for renewable energy storage
topic reinforced concrete
pile foundation
structural responses
compressed air
renewable energy storage
url http://link.springer.com/article/10.1186/s40069-018-0294-z
work_keys_str_mv AT dichuanzhang structuralresponsesofreinforcedconcretepilefoundationssubjectedtopressuresfromcompressedairforrenewableenergystorage
AT jongkim structuralresponsesofreinforcedconcretepilefoundationssubjectedtopressuresfromcompressedairforrenewableenergystorage
AT sauletulebekova structuralresponsesofreinforcedconcretepilefoundationssubjectedtopressuresfromcompressedairforrenewableenergystorage
AT dilmuratsaliyev structuralresponsesofreinforcedconcretepilefoundationssubjectedtopressuresfromcompressedairforrenewableenergystorage
AT deuckhanglee structuralresponsesofreinforcedconcretepilefoundationssubjectedtopressuresfromcompressedairforrenewableenergystorage