Construction Engineering & Management - Vol 3 | 1. Double Acting Steam Hammer by Abraham | Learn Smarter
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Knowledge
1. Double Acting Steam Hammer

The chapter elaborates on the operational principles and applications of different types of pile drivers including double acting steam hammers, diesel hammers, and vibratory pile drivers. It highlights the energy sources, efficiencies, and suitability of each type for various soil conditions and project requirements. Emphasis is placed on the mechanization of pile driving and the advancements in technology that allow for optimized operations depending on the soil types.

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Sections

  • 1

    Double Acting Steam Hammer

    The double acting steam hammer utilizes compressed air or steam to drive a hammer up and down for driving piles into the ground efficiently, particularly in lighter soil conditions.

    Learning Practice

  • 1.1

    Upward Stroke

    The upward stroke of a double acting steam hammer involves supplying air to the lower cylinder to lift the hammer into the upper cylinder.

    Learning Practice

  • 1.2

    Downward Stroke

    This section describes the operation of a double acting steam hammer, emphasizing the mechanisms of upward and downward strokes.

    Learning Practice

  • 2

    Energy Source

    The section explains the operation of double-acting steam hammers and their energy sources, highlighting their efficient design for specific soil conditions.

    Learning Practice

  • 2.1

    Steam Energy Consumption

    This section discusses how double-acting steam hammers utilize steam energy for efficient operational strokes.

    Learning Practice

  • 2.2

    Impact On Hammer Design

    This section discusses the operation and design implications of double-acting steam hammers and their suitability for different types of soil and piling conditions.

    Learning Practice

  • 3

    Operational Limitations

    This section explains the operational limitations of a double acting steam hammer, including appropriate usage scenarios and energy dynamics.

    Learning Practice

  • 3.1

    Soil Conditions

    This section explains the mechanics and conditions for using double acting steam hammers and diesel hammers in pile driving, emphasizing their suitability for different soil types and pile materials.

    Learning Practice

  • 3.2

    Concrete Piles

    This section discusses the functioning of double acting steam hammers, the application context for pile driving, and the limitations regarding concrete piles.

    Learning Practice

  • 4

    Introduction To Diesel Hammer

    This section introduces the diesel hammer's operation, advantages, and specific applications in pile driving.

    Learning Practice

  • 4.1

    Self-Contained Unit

    This section discusses the functioning of double acting steam hammers, diesel hammers, and vibratory pile drivers, outlining their operation, applications, and key characteristics.

    Learning Practice

  • 4.2

    Operating Mechanism

    The operating mechanism of double acting steam hammers is defined, detailing the roles of air supply in alternating strokes and their specific applications in various soil conditions.

    Learning Practice

  • 4.2.1

    Activation And Energy Generation

    This section discusses the operation and mechanisms of double acting steam hammers and diesel hammers, highlighting their roles in energy generation and pile driving.

    Learning Practice

  • 4.2.2

    Rebound And Resistance

    This section explains the operation of the double-acting steam hammer, highlighting its effective use for driving hammers based on steam energy and its limitations.

    Learning Practice

  • 5

    Summary Of Diesel Hammer Operation

    The diesel hammer operates through a self-contained mechanism, where the ram is initially raised and, upon descent, activates fuel ignition to propel piles into the ground.

    Learning Practice

  • 5.1

    Advantages

    This section outlines the advantages of double acting steam hammers, highlighting their efficient operation, suitability for various soil types, and limitations.

    Learning Practice

  • 5.2

    Energy Delivery

    This section discusses the operation and mechanisms of double acting steam hammers and diesel hammers, focusing on their applications and efficiency in pile driving.

    Learning Practice

  • 6

    Vibratory Pile Driver

    This section discusses the operation and significance of vibratory pile drivers, highlighting their mechanism, advantages, and suitable applications.

    Learning Practice

  • 6.1

    Quiet Method Of Pile Driving

    The section explores the functioning and applications of the double acting steam hammer and introduces the quiet method of pile driving using vibratory systems.

    Learning Practice

  • 6.2

    Vibration Generation

    This section covers the operation principles of double acting steam hammers, diesel hammers, and vibratory pile drivers, focusing on how each type generates vibration to facilitate pile driving.

    Learning Practice

  • 6.2.1

    Rotating Eccentric Weights

    This section explains the operation of double acting steam hammers, emphasizing the use of rotating eccentric weights for vibratory pile driving.

    Learning Practice

  • 6.2.2

    Controlling Driving Efficiency

    The section explains the mechanisms of double-acting steam hammers and their operational efficiencies in pile driving.

    Learning Practice

  • 6.3

    Soil Suitability

    This section discusses the operation and applications of double acting steam hammers for pile driving, emphasizing their suitability for specific soil conditions.

    Learning Practice

  • 6.4

    Resonance Concept

    This section explains the operation of a double acting steam hammer, emphasizing the significance of steam energy and its application in driving piles into different soil types.

    Learning Practice

  • 6.4.1

    Positive Effects Of Resonance

    This section discusses the mechanism and advantages of using resonance in pile driving, particularly focusing on vibratory pile drivers.

    Learning Practice

  • 6.4.2

    Negative Effects Of Resonance

    This section discusses the negative impacts of resonance in specific contexts, particularly regarding pile driving and its effects on structures and soil.

    Learning Practice

References

17 b.pdf

Class Notes

Memorization

What we have learnt

  • Double acting steam hammers...
  • Diesel hammers are self-con...
  • Vibratory pile drivers crea...

Final Test

Revision Tests