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Design method of flowing mucilage type asphalt mixture
The invention relates to the technical field of asphalt mixture design, in particular to a design method of a flowing mortar type asphalt mixture (FMA). Comprising the following steps: skeleton design, mucilage design, mix proportion calculation, mixture preparation and molding, and volume index verification. According to the design method provided by the invention, the flowing mucilage type asphalt mixture is prepared based on mucilage flowing, a tight skeleton structure is easily formed, internal gaps are small, the flowing mucilage type asphalt mixture belongs to a skeleton ultra-dense type asphalt mixture, the tensile deformation capacity and the ductility are greatly improved on the premise of ensuring the anti-rutting capacity, the problem of water damage to an asphalt pavement is solved, and the service life of the asphalt pavement is prolonged. And the fatigue life is doubled.
本发明涉及沥青混合料设计技术领域,尤其是涉及一种流动胶浆型沥青混合料(Fluid Mastic Asphalt,FMA)设计方法。包括以下步骤:骨架设计、胶浆设计、配合比计算、混合料制备与成型和体积指标验证。本发明提供的设计方法基于胶浆流动制备得到流动胶浆型沥青混合料,易于形成紧密骨架结构,内部空隙小,属于骨架超密实型沥青混合料,在保证抗车辙能力的前提下,拉伸变形能力和延展性大大提升,解决了沥青路面水损害的顽疾,疲劳寿命成倍提升。
Design method of flowing mucilage type asphalt mixture
The invention relates to the technical field of asphalt mixture design, in particular to a design method of a flowing mortar type asphalt mixture (FMA). Comprising the following steps: skeleton design, mucilage design, mix proportion calculation, mixture preparation and molding, and volume index verification. According to the design method provided by the invention, the flowing mucilage type asphalt mixture is prepared based on mucilage flowing, a tight skeleton structure is easily formed, internal gaps are small, the flowing mucilage type asphalt mixture belongs to a skeleton ultra-dense type asphalt mixture, the tensile deformation capacity and the ductility are greatly improved on the premise of ensuring the anti-rutting capacity, the problem of water damage to an asphalt pavement is solved, and the service life of the asphalt pavement is prolonged. And the fatigue life is doubled.
本发明涉及沥青混合料设计技术领域,尤其是涉及一种流动胶浆型沥青混合料(Fluid Mastic Asphalt,FMA)设计方法。包括以下步骤:骨架设计、胶浆设计、配合比计算、混合料制备与成型和体积指标验证。本发明提供的设计方法基于胶浆流动制备得到流动胶浆型沥青混合料,易于形成紧密骨架结构,内部空隙小,属于骨架超密实型沥青混合料,在保证抗车辙能力的前提下,拉伸变形能力和延展性大大提升,解决了沥青路面水损害的顽疾,疲劳寿命成倍提升。
Design method of flowing mucilage type asphalt mixture
一种流动胶浆型沥青混合料设计方法
WU KUANGHUAI (Autor:in) / NIE GUIHAI (Autor:in) / CAI XU (Autor:in) / HUANG WENKE (Autor:in) / HUANG JIANDONG (Autor:in) / ZHENG YUQI (Autor:in) / PENG TIEKUN (Autor:in) / HONG XUESEN (Autor:in)
15.03.2024
Patent
Elektronische Ressource
Chinesisch
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