从设计、原材料、施工等方面,综合性提出了控制温度收缩裂缝的具体措施。
From the respects of the design, raw materials and construction etc., the specific measures of controlling temperature shrink cracks have been put forward.
其低温开裂机理表明聚酯纤维低温抗裂性是影响沥青路面温度收缩裂缝的主要因素。
The low temperature mechanism indicates the capability of low temperature anti-cracking of polyester fiber is the main factor affecting temperature shrink crack.
以粉煤灰的火山灰效应、微集料效应分析为基础,分析研究了粉煤灰对混凝土塑性收缩、干缩、自缩和温度收缩裂缝的影响。
Based on analyzing the eruption and tiny aggregate effect of fly ash, the influence of fly ash on the shrinkage fissure of concrete is studied, caused by the plastic deformation, dry or temperature.
以实际工程为例,对温度收缩裂缝控制措施进行了综合运用,进一步来说明这些防止钢筋混凝土筏板基础裂缝技术的可行性和合理性。
The methods of controlling temperature shrink crack are applied in a practical concrete slab project, which shows the feasibility and rationality of these methods.
超长混凝土结构的设计和施工中可以采取设置后浇带、采用微膨胀——补偿收缩混凝土或设计无粘结预应力混凝士结构来防止温度收缩裂缝的产生。
The designer can set post-pouring belt, using UEA con- crete and designing pre-stressing concrete structure to avoid the crack caused by temperature and shrinkage.
本文主要对变形裂缝的成因及控制措施作了分析和总结,其中包括混凝土收缩和温度变化引起的裂缝,以及地基不均匀沉降引起的裂缝等。
This paper is an analysis and summary about the causes of distortion cracks, including those caused by contraction of concrete and variation of temperature, and uneven settlement of foundation.
施工冷缝、温度和收缩裂缝是大体积混凝土施工中应重点控制的问题。
The construction joint, temperature and shrinkage cracks should be controlled specially in mass concrete construction.
阐述了混凝土的收缩作用和温度作用,并提出了在工程实践中进行裂缝控制的措施。
This paper expounds the shrinkage effect and temperature effect of the concrete, and advances some measures for controlling the cracks of the concrete in the construction practice.
从砌体温度裂缝、混凝土收缩裂缝、基础不均匀沉降裂缝方面进行了论述,提出了相应的预防措施。
According to the cracks caused by temperature change, shrinkage, uneven settlement and other aspects discussion is made; at the same time preventive measures are proposed.
钢筋混凝土框架结构的裂缝设计主要是针对温度和收缩应力产生的裂缝,历来有“抗”与“放”两种不同的处理方法。
Cracks design of reinforced concrete structure focuses on the cracks caused by temperature and shrinkage stress which is traditionally controlled through "resistance" and "relieving".
大体积混凝土结构的温度与收缩裂缝对混凝土结构具有破坏作用,控制裂缝的产生,十分重要。
Temperature and shrinkage crack of huge concrete can destruct concrete structure, so it is important to control the crack.
由于后期养护和保温措施不力产生较大的收缩应力和温度应力是引发中后期裂缝的主要原因。
The large shrinkage stress and thermal stress induced by ineffective measures for concrete curing and temperature insulation are the main causes at middle and later stages.
指出温度收缩是混凝土路面产生早期裂缝的主要原因。
Temperature shrinkage is thought to be the main reason resulting the inchoate cracks in cement concrete pavement.
对新开沱河节制闸墩墙的裂缝进行了检测,分析认为温度应力及收缩应力是裂缝产生的主要原因。
The concrete cracks in sluice pier wall of New Kaituo River were checked, and it was found that the temperature stress and shrink stress are the main reasons for cracks formation.
阐述了砼结构体表比和约束比对温度和收缩应变和裂缝的影响程度,推导出R.C结构在四周无变位边界约束条件下的温度和收缩应变、应力及裂缝宽度计算公式和运用实例。
The formula of strain and crack width of temperature and contraction with no varying place constraint con detion are deduced, capale be design basis for crack control of R. C structure.
阐述了混凝土的收缩作用和温度作用,并提出了在工程实践中进行裂缝控制的措施。
With the increasing applications of large span, high-rising or thin-walled concrete structures at present, temperature action often calls reletively high stresses.
阐述了混凝土的收缩作用和温度作用,并提出了在工程实践中进行裂缝控制的措施。
With the increasing applications of large span, high-rising or thin-walled concrete structures at present, temperature action often calls reletively high stresses.
应用推荐