自修复微胶囊在沥青路面智能养护中的应用进展

doi:10.13229/j.cnki.jdxbgxb.20240235

吉林大学学报(工学版) ›› 2025, Vol. 55 ›› Issue (11): 3446-3462.doi: 10.13229/j.cnki.jdxbgxb.20240235

• 综述 • 上一篇

自修复微胶囊在沥青路面智能养护中的应用进展

李伟¹(),李萍¹(),王晖²,张留博¹,念腾飞¹,张强³,李宁⁴

^1.兰州理工大学土木工程学院，兰州 730050
^2.甘肃省交通规划勘察设计院股份有限公司高性能材料研究所，兰州 730030
^3.甘肃省公路事业发展中心，兰州 730030
^4.中铁二十一局集团第四工程有限公司，西宁 810000

收稿日期:2024-03-09 出版日期:2025-11-01 发布日期:2026-02-03
通讯作者: 李萍 E-mail:lw18894006385@163.com;lzlgliping@126.com
作者简介:李伟（1996-），男，博士研究生. 研究方向：新型路面材料及应用. E-mail： lw18894006385@163.com
基金资助:
国家自然科学基金项目(52268070);国家自然科学基金项目(52368066);甘肃省交通运输厅科研项目(2023-02)

Application progress of self-healing microcapsules in the intelligent maintenance of asphalt pavement

Wei LI¹(),Ping LI¹(),Hui WANG²,Liu-bo ZHANG¹,Teng-fei NIAN¹,Qiang ZHANG³,Ning LI⁴

^1.College of Civil Engineering，Lanzhou University of Technology，Lanzhou 730050，China
^2.Center for High-Performance Materials Research and Development，Gansu Province Transportation Planning，Survey & Design Institute Co. ，Ltd. ，Lanzhou 730030，China
^3.Gansu Provincial Highway Development Center，Lanzhou 730030，China
^4.China Railway 21st First Group Fourth Engineering Co. ，Ltd. ，Xining 810000，China

Received:2024-03-09 Online:2025-11-01 Published:2026-02-03
Contact: Ping LI E-mail:lw18894006385@163.com;lzlgliping@126.com

摘要/Abstract

摘要：

对沥青路面智能养护中的微胶囊技术展开全面分析，阐述了沥青路面中微胶囊的自修复机理、合成技术、物理和力学性能测试技术以及自愈效果评价方法，提出了该技术在沥青路面中的发展趋势：在宏观-细观-微观多尺度下研究微胶囊-老化沥青材料的自修复机理；合成与沥青混合料本身缝隙尺寸相当的多次缓释微胶囊；探索微胶囊制备参数与沥青路面养护要求的关系，改善微胶囊的制备工艺；依据实际工程条件建立微胶囊应用于沥青路面材料的自修复评价模型，为微胶囊在沥青路面智能养护中的应用与发展提供参考。

关键词: 沥青路面, 自修复微胶囊, 合成技术, 自愈效果评价, 发展趋势

Abstract:

Microcapsule technology in intelligent maintenance of asphalt pavements is comprehensive analyed， elucidating the self-healing mechanism of microcapsules in asphalt pavements， synthesis technology， physical and mechanical performance testing techniques， and the evaluation methods of self-healing effects. The development trend of this technology in asphalt pavement maintenance includes research on the self-healing mechanism of microcapsules-aging asphalt materials in macro-micro-microscopic levels， the synthesis of multiple sustained-release microcapsules equivalent to the size of cracks in asphalt mixtures， exploration of the relationship between microcapsule preparation parameters and asphalt pavement maintenance requirements， improvement of microcapsule preparation processes， and the establishment of a self-healing evaluation model after the application of microcapsules in asphalt pavement materials based on actual engineering conditions， providing a reference for the application and development of microcapsules in intelligent maintenance of asphalt pavements.

Key words: asphalt pavement, self-healing microcapsules, synthesis technology, evaluation of self-healing effect, development tendency

中图分类号:

U418

李伟,李萍,王晖,张留博,念腾飞,张强,李宁. 自修复微胶囊在沥青路面智能养护中的应用进展[J]. 吉林大学学报(工学版), 2025, 55(11): 3446-3462.

Wei LI,Ping LI,Hui WANG,Liu-bo ZHANG,Teng-fei NIAN,Qiang ZHANG,Ning LI. Application progress of self-healing microcapsules in the intelligent maintenance of asphalt pavement[J]. Journal of Jilin University(Engineering and Technology Edition), 2025, 55(11): 3446-3462.

图/表 12

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图2

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图10

表1

微胶囊-沥青自愈效果评价方法"

试验方法	测试参数	愈合条件	评价指标		参考文献
PD	5 ℃、裂缝深度3 mm	24 h、20 ℃	$H P D = L 1 L 0$	（1）	何亮等^［40］
	25 ℃、裂缝深度5.3 mm	4 h、25 ℃			Yang等^［80］
	25 ℃、裂缝深度3.6 mm	4 h、25 ℃			Li等^［81］
	10 ℃、裂缝深度5.3 mm	1.5 h、35 ℃			Wang等^［82］
TSR	-18 ℃、24 h、加载速率5 cm·min^-1	48 h、10 ℃	$H T S R = T S 1 T S 0$	（2）	Sun等^［83］
TSR	-10 ℃、1 h	24 h、10 ℃	$H T S R = T S 1 T S 0$	（2）	Shu等^［84］
DSR	20 ℃、应力0.3 MPa、加载频率10 Hz	1 h、20 ℃	$H D S R 1 = G 1 * G 0 *$ $H D S R 2 = N 1 N 0$	（3）（4）	Sun等^［83］
	25 ℃、应力0.3 MPa、加载频率10 Hz	1 h、25 ℃	$H D S R = G 1 * - G S 1 * G 0 * - G S 1 *$	（5）	Wang等^［85］
	20 ℃、应变3%、加载频率10 Hz	1 h、20 ℃	$H D S R = W 1 W 0$ $W = ∑ i = 1 n D E i$ $D E i = π ε i 2 G i * s i n δ i$	（6）（7）（8）	Sun等^［24］
	20 ℃、加载频率10 Hz、应力0.3 MPa	1 h、25 ℃	$H D S R 1 = (G S 1 * - G 1 ) G 1 $ $H D S R 2 = (N S 1 - N S 2) N S 2 × G S 2 * G 0 *$	（9）（10）	Zhang等^［86］
LAS	扫描时间300 s、应变15%和30%	1 h、25 ℃	$H L A S = σ 2 t σ 1$	（11）	Liu等^［64］
DMA	25 ℃、应力200 KPa、频率10 Hz	25 ℃、50 min	$H D M A = (G 1 - G e) × t 1 (G 0 - G e) × t 0$	（12）	Li等^［87］
FM	0 ℃、每秒传输帧数为5	12 h	裂缝闭合情况		纪小平等^［88］
MD	25 ℃、真空层宽度3nm、压强为１个标准大气压	25 ℃	裂缝闭合情况		张恩浩等^［89］

表1

表2

微胶囊-沥青混凝土自愈效果评价方法"

试验方法	测试参数	愈合条件	评价指标		参考文献
3PB	-20 ℃、4 h、加载速率3 mm·min^-1	25 ℃/40 ℃、120 h	$H 3 P B = F 1 F 0$	（13）	Yama?等^［49］
	-20 ℃、4 h、加载速率2 mm·min^-1	20 ℃			Mansoori等^［75］
	-20 ℃、加载速率0.5 mm·min^-1	20 ℃、48 h			Wan等^［79］
	-10 ℃、加载速率2 mm·min^-1	30 ℃、1 h/1.5 h			姚秉辰等^［90］
	-20 ℃、裂缝深度5 mm	20 ℃、5~216 h			Norambuena等^［91］
	-20 ℃、裂缝深度5 mm、加载速率2 mm·min^-1	20 ℃、72 h			Mansoori等^［92］
	25℃、加载速率0.25 mm·min^-1	144 h、26 ℃/50 ℃	$H 3 P B = 1 - C 1 C 0$	（14）	Aguirre等^［76］
4PB	15 ℃、4 h、加载频率10 Hz、应变500 με	30 ℃、24 h/72 h	$H 4 P B 1 = S 1 S 0$ $H 4 P B 2 = N 1 N 0$	（15）（16）	Sun等^［39］
4PB	15 ℃、加载频率10 Hz、应变5×10^-4	20 ℃、20 h	$H 4 P B 1 = S 1 S 0$ $H 4 P B 2 = N 1 N 0$	（15）（16）	何亮等^［57］
BOEF	0 ℃、缺口深度4.3 mm	0 ℃、24 h	裂缝张开位移		Su等^［93］
BOEF	0 ℃、24 h	0 ℃、24 h	$H B O E F = L S n L S 0$	（17）	Zhang等^［30］
SCB	5 ℃、缺口深度10 mm、加载速率5 mm·min^-1	20 ℃、48 h	$H S C B = F S 2 F S 1$	（18）	Sun等^［83］
SCB	0 ℃、缺口深度10 mm、加载速率5 mm·min^-1	23° C、20 h	$H S C B = F S 2 F S 1$	（18）	Xu等^［94］
HPI	5 ℃	45 ℃、12 h	$υ = (Q 1 - Q 2) t$ $υ e = υ 0 υ 1$	（19）（20）	纪小平等^［95］
HPI	5 ℃、2 h、水压700 kPa、加载速率5 mm·min^-1、	45 ℃、6 h	$υ = (Q 1 - Q 2) t$ $υ e = υ 0 υ 1$	（19）（20）	周泽洪等^［38］
CT	20 ℃	20 ℃、96 h	裂缝闭合情况		Micaelo等^［96］
CT	20 ℃、扫描分辨率0.7 μm	25 ℃、48 h	微胶囊释放油量		Bao等^［59］

表2

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自修复微胶囊在沥青路面智能养护中的应用进展

Application progress of self-healing microcapsules in the intelligent maintenance of asphalt pavement

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