slurry pumping handbook
5. Enhanced Safety Safety is a paramount concern in drilling operations. DTH hammer drilling minimizes the risks associated with traditional drilling methods, such as drill string failures or excessive vibration. The compact design of DTH equipment also allows for easier handling and reduced risk of accidents on job sites.
Additionally, submarine hammer drilling is a versatile technique, suitable for various applications, including the installation of underwater pipelines, foundations for offshore structures, and the recovery of geological samples for research and analysis. This adaptability makes it an essential tool in the fields of marine engineering, environmental research, and resource extraction.
To practice spiral foraging effectively, it is crucial to have a solid understanding of local flora and fauna. Foragers should familiarize themselves with the edible plants in their region, as well as any potential lookalikes that could be harmful if consumed. Identification skills can be honed through field guides or by joining local foraging groups where experienced foragers can share their knowledge. This learning journey not only enriches the foraging experience but also fosters a sense of community among those who share a passion for sustainable practices.
Down-the-Hole Hammer Drilling An Innovative Approach in Mining and Construction
Mud and sediment can pose severe threats to property. They can damage structural foundations, promote mold growth, and create unsanitary conditions. In agricultural and construction settings, mud buildup can disrupt operations and impede access to vital areas. Therefore, employing an effective system to evacuate mud is essential for maintaining integrity and safety.
1. Flow Rate The flow rate is a critical factor in determining how efficiently the mud pump operates. It is generally expressed in gallons per minute (GPM) or liters per minute (LPM). The flow rate can be calculated using the formula
(1) When using the drilling rig to drill, the driver should be placed in the drilling position, so that the front end is against the rock, and the distribution should be careful to let the drilling rig move forward, so that the drill bit touches the rock; When opening the hole, first quietly let the drilling rig drive, when the drill rod is in place in the rock, it is allocated to the full open position.
(2) Before starting the drilling rig, check whether the charging pressure of the accumulator is normal; Check whether the scouring water pressure and the lubricating air pressure can be; Check whether there is sufficient lubricating oil in the lubricator, and whether the oil supply is appropriate; Check the reverse tendency of the oil pump motor. (3) If the drilling rig cannot open the hole smoothly, it should first assign the rock drill to retreat, and then let the rock drill move forward to open the hole from the beginning.
(4) When replacing the drill bit, the drill bit should be gently pressed against the rock, so that the motor of the drill can be reversed to complete the sensitive unloading head.
(5) The inspection of hydraulic components can only be prevented under the condition of pole cleaning, and after the connecting tissue is removed, it must be quickly plugged with the cleaning tightly matched plug. Before the repaired rock drill is used from scratch, it is necessary to circulate the hydraulic oil into the oil circuit to wash the components of the hydraulic system.
(6) The oil level and oil supply of the lubricator should be checked regularly; The gear with reverse structure is regularly filled with high-temperature grease; Check the oil level in the lubricating oil tank regularly and remove the dirt in the oil tank
(1) When using the drilling rig to drill, the driver should be placed in the drilling position, so that the front end is against the rock, and the distribution should be careful to let the drilling rig move forward, so that the drill bit touches the rock; When opening the hole, first quietly let the drilling rig drive, when the drill rod is in place in the rock, it is allocated to the full open position.
(2) Before starting the drilling rig, check whether the charging pressure of the accumulator is normal; Check whether the scouring water pressure and the lubricating air pressure can be; Check whether there is sufficient lubricating oil in the lubricator, and whether the oil supply is appropriate; Check the reverse tendency of the oil pump motor. (3) If the drilling rig cannot open the hole smoothly, it should first assign the rock drill to retreat, and then let the rock drill move forward to open the hole from the beginning.
(4) When replacing the drill bit, the drill bit should be gently pressed against the rock, so that the motor of the drill can be reversed to complete the sensitive unloading head.
(5) The inspection of hydraulic components can only be prevented under the condition of pole cleaning, and after the connecting tissue is removed, it must be quickly plugged with the cleaning tightly matched plug. Before the repaired rock drill is used from scratch, it is necessary to circulate the hydraulic oil into the oil circuit to wash the components of the hydraulic system.
(6) The oil level and oil supply of the lubricator should be checked regularly; The gear with reverse structure is regularly filled with high-temperature grease; Check the oil level in the lubricating oil tank regularly and remove the dirt in the oil tank