Vertical bearing capacity of photovoltaic support foundation

Why is pile foundation bearing capacity important?

Due to the lack of relevant specifications on the calculation method of pile foundation bearing capacity under cyclic dynamic loading, the engineering community often ensures the safety of structures by significantly increasing the design value of pile foundation bearing capacity. This results in a great waste of resources.

Does cyclic loading weaken vertical bearing capacity of single pile?

Aiming at the weakening of vertical bearing capacity of single pile in soft clay under cyclic loading, this paper realizes the attenuation of strength and modulus of soft clay with cyclic loading by secondary development of ABAQUS subroutine, and proposes a load transfer trilinear model considering cyclic effect.

Is a PHC pile foundation a reliable support structure for heliostats?

A comprehensive design program is proposed based on field tests and numerical simulations, considering deformation and bearing capacity. The study confirms the reliability of the PHC pile foundation as a support structure for heliostats, aiming to offer valuable insights for practical applications.

Does the bearing capacity of a cantilever column influence the design?

The deformation and residual deformation of the pile in sand layer site were obviously larger, and the column could not be loaded further until the column cracked under 12th load grade, which indicated that the bearing capacity of the cantilever column might play a controlling role in the design.

Does pile cap thickness affect torque distribution in a PHC Foundation?

Color contours of the PHC foundations with different pile cap sizes (foundation length: 3.5 m) In conclusion, pile cap thickness played a crucial role in torque reduction, and pile cap side length significantly influenced internal force distribution within the PHC short pile foundation.

How do you determine the bearing capacity of a single pile?

The ultimate bearing capacity of the single pile is determined by identifying the inflection point of the load displacement curve. Additionally, the shear stiffness of the soil at the pile-soil interface can be determined by analyzing the slope of the same curve.