Dissipator blocks are essential components used in concrete flumes to control and dissipate excess energy from flowing water. These blocks play a crucial role in ensuring the stability of the flume and preventing damage caused by erosion, scouring, or excessive turbulence.

In the construction of U-Type Concrete Endwalls with Energy Dissipators, dissipator blocks are strategically placed at the end of the flume to absorb the impact of flowing water. The energy dissipation process occurs when the water flows through the flared end section, cross drain mitered end section, or side drain mitered end section.

For remote stilling wells used for flow measurement, dissipator blocks with a 2-inch NPT threaded fitting are provided to accommodate pipe connections. This ensures seamless data collection and monitoring of the flowing water.

In addition to their primary function, dissipator blocks also provide structural support to the flume by transmitting axial force through the upper and lower plates to the middle roller supports. The lateral constraint blocks throughout the dissipater plates help distribute the shear and moment forces evenly, ensuring optimal stability and minimizing potential damage.

The construction of dissipator blocks involves reinforcing ribs molded onto the exterior surface for anchoring purposes, as well as satin-smooth flow surfaces to reduce turbulence and optimize water flow. Furthermore, the units are designed with a throat width of at least (_) inches and manufactured using high-quality fiberglass reinforced polyester resin containing no less than 30% glass fiber.

In conclusion, dissipator blocks on concrete flumes play a vital role in maintaining the integrity and stability of these structures. By absorbing excess energy, preventing erosion, and providing structural support, these blocks help ensure optimal performance and longevity of the flume system.

Dissipator blocks on concrete flume