Cracking load, yield load and ultimate load are obviously higher.
开裂荷载明显提高,屈服荷载和极限荷载均显著提高。
The experimental results show that steel fiber reinforced self-stressing concrete can significantly increase the cracking load of penstock.
试验结果表明,钢纤维自应力混凝土能够明显地提高压力管道的抗裂承载力。
Test showed that the cracking load, the strength and the deformation capacity of the corbel thus strengthened were all increased in some degree.
试验征明,牛腿采用上述方法加固后,其抗裂度、强度和变形能力均有不同程度的提高。
An axisymmetrical finite element analysis is also made, with which the secondary cracking load and the end slip after secondary cracking can be predicted.
又作了轴对称的有限元分析,能估算次生裂缝出现时的荷载以及次生裂缝出现后的端部滑移。
In the invention, the cracking load, the yield load and the ultimate load of the reinforced concrete beam pasted with the basalt fiber fabrics are improved.
本发明中粘贴玄武岩纤维布后的钢筋混凝土梁,其开裂荷载、屈服荷载和极限荷载均有提高。
It is pointed out that the cause of decrease in cracking load is mainly due to the presence of ducts in concrete elements which weaken the bursting resistance of the anchorage zone.
指出预留孔道削弱了锚固区抗劈裂的能力,成为降低开裂荷载的主要因素。
Results show that ultimate bearing capacity of RC beam strengthened by composite CFRP sheets is much higher than that of direct pasting CFRP. Cracking load and ductility are improved higher too.
结果表明:与直接粘贴CFRP布相比,采用剔槽植入钢筋置换混凝土灌胶再粘贴CFRP布复合加固方案加固的梁极限承载力有显著提高,开裂荷载及延性有较大提高;
The concave block the existence of occlusion chain, so shear force is provided by ash from the gap and the chain, and the specimen cracking load and ultimate load are higher than ordinary masonry.
由于混凝土异型砌块咬合链锁的存在,剪力由链锁和灰缝共同承担,试件的开裂荷载和极限荷载均比普通混凝土砌块砌体大。
The conclusion as follows: the cracking load, yielding load , and limiting load are improved after reinforcing by sheet material and among them the improvement of limit loads is the most remarkable;
粘贴片材后,梁的开裂荷载、屈服荷载及极限荷载均有所提高,其中极限荷载提高最为显著;
The result shows that the cracking load and the ultimate load are all increased to different extent, the rate of crack propagation has an obvious betterment and the seismic mechanism is also improved.
试验结果表明,芳纶纤维加固后的砖砌体的开裂荷载和极限荷载均有不同程度的提高,延性及裂缝的开展有明显的改善,抗震性能提高。
As the load increased, the time growth can lead to stress cracking phenomenon.
随着负荷加大、时间增长,可导致应力开裂现象。
The stress corrosion cracking(SCC) of carbon steels in aqueous alkali was studied by electrochemical technique, stress corrosion test under constant load and repassivation test.
本工作通过电化学,恒载荷应力腐蚀和再钝化试验,对碳钢在碱溶液中的应力腐蚀破裂进行了研究。
The test results indicate the structure completely work at elastic state under the normal applying load and have enough cracking and strength safety factor.
试验结果表明:结构在正常使用荷载作用下完全处于弹性工作状态,具有足够的开裂安全系数和强度安全系数。
Cracking and deflection are therefore essentially irrecoverable in reinforced concrete once the member has reached its limit state at service load.
开裂和挠度,因此在钢筋混凝土的成员基本上是无法挽回的,一旦在业务负荷已达到其极限状态。
Ultimate load designs according to the yield-line or strip methods do not guarantee safety against cracking or excessive deformation.
接屈服线法或条带法的极限荷载设计不能完全保证抗裂或防止过度变形。
The model designed through finite element analysis can simulate the reflective cracking caused by load and evaluate the reflective cracking resistance of different asphalt mixtures.
通过力学计算设计的室内模型能较好地模拟荷载型反射裂缝和评价不同混合料的抗反射裂缝能力;
Under similarly distributed load the anti-shock strength is analyzed with regard to cracking armor plate and the thermit welding armor plate.
对有裂纹的装甲钢板和铝热焊修补后的装甲钢板在受同样正向分布载荷下进行了抗击强度分析。
The loading process is designed on the basis of the cracking and yielding loads and earthquake action as calculated for seismic load of fortification intensity.
根据计算的各抗震设防烈度对应的地震作用及开裂荷载、屈服荷载设计出加载制度; 采用液压伺服装置进行低周反复荷载试验。
The high efficiency steam stripping technology of catalytic cracking unit can efficiently decrease the coke yield, and mitigate the regenerator's load.
催化裂化装置高效汽提技术可有效降低焦炭产率,减轻再生器负荷。
Due to asymmetric load distribution of the rotary kiln, the cracking of support shaft occurs frequently, which will seriously impact the operation of the equipment and result in large economic losses.
回转窑由于其支承载荷分配不均,托轮轴疲劳断裂现象频繁,这就严重影响了生产的正常进行,造成重大的经济损失。
Axis line deflection and asymmetric load distribution of the rotary kiln induce the cracking of supporting shaft frequently.
回转窑运行中由于轴线偏移,支承载荷分配不均导致托轮轴疲劳断裂。
The failure process and mode has been observed, and load-displacement curves, cracking and ultimate load, and the strain of longitudinal and transverse steels have been recorded.
试验中,观测了试件的破坏全过程及破坏形态等,记录了荷载—位移滞回曲线、开裂荷载、极限荷载、箍筋和纵筋的应变等数据。
The threshold stress and fracture stress of hydrogen-induced cracking of X80 pipeline steel are studied by constant load test and slow stain rate test.
采用恒载荷和慢应变速率动态拉伸实验方法,测定了X80管道钢在不同充氢条件下的氢致开裂门槛应力和断裂应力。
The experimental results show that the cracking pressure for hollow cylinder is not influenced by the axial load when it is lower than 80% of the uniaxial compression strength.
试验结果表明:轴向应力低于单轴压缩强度80%时孔道试样在内压下拉伸破裂,压力与轴向应力没有明显关系;
The object of this paper is to analyze the effects of interface conditions, load magnitude and reflective cracking on pavement structure by FEA techniques.
为了能够进一步了解路面结构的受力机理,本文利用有限元力学计算,综合分析层间接触状态、加载特性和路面开裂对路面结构应力的影响。
The analysis of the test results show that the masonry wall filled with foaming concrete can increase cracking-resistance, and load-bearing capacity, and improve strength of walls'.
试验结果分析表明,内注泡沫混凝土的空心砌块,能提高墙体的开裂荷载和极限荷载,改善了混凝土空心砌块砌体的抗剪承载力。
This article briefly introduced the type, causation, prevention and cure measures of non-structure-load cracking in the concrete . furthermore analyzed project cases .
本文介绍了混凝土非结构受力裂纹的类型、产生原因及防治措施,并结合具体的工程进行了分析。
In this paper, 9 compressive specimens of 3 groups were tested to investigate the cracking resistant load, ultimate load, failure modes and deformation capacity of the grouted slotted block masonry.
本文通过3组9个抗压试件,了解开槽砌块灌孔砌体的受压开裂荷载、极限承载力、破坏形态和变形能力。
The recommendated preparation work before construction, the method of construction, measures taken to prevent cracking. It affords experience of developing load bearing block masonry system to a more…
所介绍的对施工机具的选择、施工方法、防止裂纹所采取的措施等,为大面积推广承重砌块结构体系提供了经验。
The recommendated preparation work before construction, the method of construction, measures taken to prevent cracking. It affords experience of developing load bearing block masonry system to a more…
所介绍的对施工机具的选择、施工方法、防止裂纹所采取的措施等,为大面积推广承重砌块结构体系提供了经验。
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