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Advantages and Applications of EP Series Resonance-Free Variable Frequency Torque Vibratory Pile Hammers-

Advantages and Applications of EP Series Resonance-Free Variable Frequency Torque Vibratory Pile Hammers

2024-06-13

Vibratory pile hammer is one of the important equipments in pile foundation construction. It can “liquefy” the soil around the pile body through the vibration generated by the rotation of the eccentric body, reduce the pile-soil resistance, and achie...

Introduction to the Pile Extraction Technology Using Double Casing Method-

Introduction to the Pile Extraction Technology Using Double Casing Method

2024-06-13

Through engineering examples, the role of double-casing soil-extracting resonance-free pipe pile driver in the construction of pile removal and obstacle removal in foundation engineering is introduced. Compared with the water jet method, it has the a...

Construction and Application of Vibrating Hammer Double Casing to Take Soil and Form Holes and Plant Pile-

Construction and Application of Vibrating Hammer Double Casing to Take Soil and Form Holes and Plant Pile

2023-06-17

1. Construction background (1)Project Overview: The project is an auto parts factory. The original construction plan has completed the construction of PHC piles for the foundation of the factory building and the construction of the foundation pit. Du...

The key equipment for foundation reinforcement and improvement construction - large eccentric mass moment stepless adjustable resonance-free vibrating pile hammer-

The key equipment for foundation reinforcement and improvement construction - large eccentric mass moment stepless adjustable resonance-free vibrating pile hammer

2023-06-17

1. Application prospects In recent years, as the country has vigorously promoted the construction of super-large infrastructure projects (such as airports, wharfs, land reclamation, etc.), higher requirements have been put forward for the constructio...

Analysis of the principle of "resonance-free" technology of vibratory pile hammer-

Analysis of the principle of "resonance-free" technology of vibratory pile hammer

2022-07-30

1. What is mechanical resonance? Mechanical resonance refers to the phenomenon that the amplitude of the system increases significantly when the frequency of the excitation of the mechanical system is close to a certain natural frequency of the syste...

Pile Sinking Method of Vibrating Large-diameter PHC Pipe Pile in Internal Excavation-

Pile Sinking Method of Vibrating Large-diameter PHC Pipe Pile in Internal Excavation

2019-05-27

As PHC concrete prefabricated pipe piles are used more and more in the construction of large-scale engineering foundations, especially the soil layer above the medium and coarse sand is used in the existing construction methods such as static pressur...