| 黄世洪.论建设工程的质量偏心距和偏心矩[J].矿产勘查,2023,14(12):2470-2479 |
| 论建设工程的质量偏心距和偏心矩 |
| Demonstrating the quality eccentricity distance and eccentric torque of construction projects |
| 投稿时间：2023-10-11 修订日期：2023-11-03 |
| DOI：10.20008/j.kckc.202312017 |
| 中文关键词: 偏心距 偏心矩 偏心矩计算分析 桥台堆载预压偏心 隧道偏压 |
| 英文关键词: eccentricity eccentricity moment calculation and analysis of eccentricity moment eccentricity of abutment preloading tunnel eccentricity |
| 基金项目:本文受广东省交通运输厅项目“广东省博深高速公路”（S27）资助。 |
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| 中文摘要: |
| 以理论几何形态出现的偏心距，推及建设工程中实际形态的偏心距的存在，运用几何形态和力学关系，论证在土力学和工程力学体系作用下，导致所出现的力学偏心矩，从而导出力学偏心矩与工程稳定性的力学关系；并通过阐述影响工程整体安全稳定性的力学因素，以此阐明正确分析及准确评定建设工程偏心现象所导致的工程安全稳定性隐患的必要性和重要性。实际工程中，工程体系由于内外力作用因而产生偏心矩，由于偏心矩作用因而造成可能出现工程的失稳地拱、变形坍塌的病害，由此阐明正确对待建设工程的偏心矩在工程体系中所带来的力学问题，以及对其所造成的工程病害隐患进行精准消除的必要性；以至分析其中的土力学机理，对桥台预压工程和隧道工程的安全性准确地预测评估，相应地提出准确的加固方案，及时消除偏心矩可能造成的影响工程整体稳定和安全的危害；实际建设工程中，越来越多的项目工程的偏心病害只有得到治理，才能使项目工程优质竣工和安全营运，因此体现了合理解决偏心距和偏心矩问题、在保证工程质量及消除工程隐患起到的重要作用。 |
| 英文摘要: |
| Based on the eccentricity of the theoretical geometric， extrapolation the eccentricity of the actual form in the construction project is existed. It is demonstrated that under the action of soil mechanics and engineering mechanics systems. Resultting in the occurrence of mechanical eccentirity， and the mechanical relationship between mechanical eccentricity moment and engineering stability is derived； Besides by elaborating on the mechanical factors that affect the overall safety and stability of the project， it is necessary and important to correctly analyze and accurately evaluate the hidden dangers of engineering safety， and stability caused by the eccentricity phenomenon in construction projects. In practical engineering， the engineering system generates eccentric moments that result from the internal and external forces， which may cause unstable arching， deformation， and collapse of the project. This article elaborates on the correct treatment of the mechanical problems caused by the eccentricity moment in construction projects in the engineering system， as well as the necessity of accurately eliminating the hidden dangers of engineering diseases caused by it. To analyze the soil mechanics mechanisms involved， accurately predict and evaluate the safety of bridge abutment preloading and tunnel engineering， propose accurate reinforcement plans accordingly， and timely elimination of the eccentric moments may pose risks to the overall stability and safety of the project. In actual construction projects， more and more eccentric diseases in project engineering， only if it can be treated to ensure high-quality completion， and safe operation of project engineering. Therefore， it reflects the important role of reasonably solving the problems of eccentricity above eccentricity moment in ensuring engineering quality and eliminating engineering hazards. |
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