Sentence examples for hydraulic support is from inspiring English sources

The fully mechanized integrated solid backfilling and mining hydraulic support is shown as Fig. 4.

In this revolution, hydraulic support is the core equipment for surrounding control.

Top-coal caving hydraulic support is a key equipment for LTCC operations.

Hydraulic support is one of key equipment for a LLTCC coal mining operation.

The motion skeleton of hydraulic support is established by PROE 3D design software, and goes through dynamics analysis of hydraulic support state of motion to finalize the reasonable technical parameters of hydraulic support.

The load of hydraulic support is time-varying load, which changes along with the top coal caving (Chen et al. 2007; Wang et al. 2012; Liu et al. 2015).

With comprehensive analysis on the mining and face conditions, the support intensity of the hydraulic support was determined as 1.4 MPa in Tashan coal mine.

Figure 14 shows that the distribution of working resistance of hydraulic support was rational, and appeared as a distribution of sine wave.

During the last 20 years, top-coal caving hydraulic support was gradually developed from high position top-coal caving support, middle position top-coal caving support, to low position top-coal caving support.

These hydraulic supports were applied in the seam with a large dip angle of 55° in the Fucheng coal mine of Inner Mongolia, a daily output of 10 kt were achieved at a face shear height of 4.8 m under safe and efficient production conditions, establishing world records in terms of shear height, dip angle, and production efficiency of the FMM/fully mechanized top coal caving faces.

Based on the model, the working resistance of the LLTCC hydraulic support has been determined.