本書旨在為研究人員、工程師和學者提供一份詳盡的指南，以應對低碳自密實混凝土的設(shè)計和性能研究挑戰(zhàn)。主要內(nèi)容涵蓋了多個方面，包括自密實混凝土的基本性質(zhì)、性能研究、原材料特性、設(shè)計方法、仿真分析和機器學習應用。本書深入探討了基于顆粒堆積理論的設(shè)計原則，介紹了可壓縮堆積模型和修正模型，以及討論了如何優(yōu)化骨料級配以實現(xiàn)低碳自密實混凝土的設(shè)計目標。最后，還介紹了最新的機器學習方法，用于低碳自密實混凝土的建模和性能預測。本書將提供實驗室測試、仿真分析和實際應用案例，以幫助讀者更好地理解和應用這些方法。
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國際材料與結(jié)構(gòu)研究實驗聯(lián)合會（RILEM）會員、美國混凝土學會（ACI）會員、國際混凝土協(xié)會（FIB）會員、國際全壽命土木工程協(xié)會（IALCCE）會員
廣東省科學技術(shù)獎一等獎
2021年廣東教育教學成果獎二等獎（高等教育類）第一完成人
目 錄
縮寫表
前言
第 1 章 緒論 ····················································································· 1
1.1 自密實混凝土 ········································································ 2
1.2 低碳自密實混凝土 ·································································· 4
1.2.1 低碳自密實混凝土設(shè)計 ····································································· 4
1.2.2 基于顆粒堆積的低碳自密實混凝土設(shè)計理論與方法 ································· 5
1.2.3 機器學習在自密實混凝土設(shè)計及性能預測中的研究與應用 ························ 6
1.3 低碳自密實混凝土未來發(fā)展 ····················································· 13
參考文獻 ···················································································· 13
第 2 章 可壓縮堆積模型理論 ······························································· 16
2.1 引言 ··················································································· 16
2.2 CPM 的推導 ········································································· 16
2.2.1 無相互作用 ·················································································· 17
2.2.2 完全相互作用 ··············································································· 19
2.2.3 部分相互作用 ··············································································· 19
2.2.4 多元混合顆粒體系的實際堆積密實度 ················································· 22
2.3 CPM 的應用 ········································································· 23
2.3.1 CPM 基本材料參數(shù)的確定 ······························································· 23
2.3.2 多元混合顆粒體系的參數(shù)確定 ·························································· 24
2.3.3 CPM 的計算機實現(xiàn) ········································································ 25
2.4 用水量富余指數(shù)及顆粒間隙指數(shù) ··············································· 26
2.4.1 用水量富余指數(shù) ············································································ 26
2.4.2 顆粒間隙指數(shù) ··············································································· 27
2.5 本章小結(jié) ············································································· 30
參考文獻 ···················································································· 30
第 3 章 基于修正后的可壓縮堆積模型的低碳混凝土設(shè)計及應用 ·················· 31
3.1 引言 ··················································································· 31
3.2 原材料性能測試 ···································································· 31
·vi· 低碳自密實混凝土基礎(chǔ)與應用
3.2.1 粉體材料的粒度測試 ······································································ 31
3.2.2 粗細骨料的粒徑分布測試 ································································ 32
3.2.3 砂石堆積密實度測試 ······································································ 33
3.2.4 粉體堆積密實度測試 ······································································ 34
3.3 骨料顆粒形貌參數(shù)研究 ··························································· 35
3.3.1 骨料顆粒幾何形貌特性 ··································································· 35
3.3.2 骨料顆粒形貌參數(shù)測量 ··································································· 40
3.3.3 粗骨料顆粒形貌量化參數(shù)指標分析研究 ·············································· 49
3.3.4 細骨料顆粒形狀參數(shù)指標分析研究 ···················································· 53
3.4 CPM 的修正及修正后的 CPM 的應用研究 ··································· 57
3.4.1 CPM 的修正 ················································································· 57
3.4.2 三元混合顆粒交互作用堆積研究 ······················································· 63
3.4.3 基于修正后的 CPM 的砂漿配合比設(shè)計 ··············································· 68
3.4.4 基于修正后的 CPM 的低碳混凝土配合比設(shè)計方法 ································ 75
3.5 本章小結(jié) ············································································· 82
參考文獻 ···················································································· 83
第 4 章 低碳自密實混凝土設(shè)計及應用 ··················································· 85
4.1 引言 ··················································································· 85
4.2 原材料及實驗方法 ································································· 85
4.2.1 實驗原材料 ·················································································· 85
4.2.2 原材料參數(shù)測定 ············································································ 89
4.2.3 實驗測試方法 ··············································································· 91
4.3 堆積密實度對凈漿、砂漿流變性能的影響 ··································· 94
4.3.1 材料組成對凈漿流變性能的影響 ······················································· 94
4.3.2 材料組成對砂漿流變性能的影響 ····················································· 102
4.4 堆積密實度對自密實混凝土性能的影響 ···································· 111
4.4.1 材料組成對混合料堆積密實度的影響 ··············································· 111
4.4.2 堆積密實度對自密實混凝土工作性能影響的研究 ································ 114
4.4.3 堆積密實度對自密實混凝土力學性能影響的研究 ································ 123
4.4.4 固體顆粒分布模型對自密實混凝土性能影響的對比研究 ······················· 126
4.4.5 低膠凝材料用量的低碳自密實混凝土性能研究 ··································· 129
4.5 高密堆聚度的低碳自密實混凝土設(shè)計方法 ································· 131
4.5.1 高密堆聚度的低碳自密實混凝土配合比設(shè)計 ······································ 131
4.5.2 設(shè)計應用實例 ····································
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