Aug 01, 2016 · Abstract. In order to reduce frame redundant weight caused by the traditional experience design and delay the crack initiation occurrences at local positions during early service period, a structural weight and lifetime co-optimization method for frame of a mining dump truck based on Kriging approximation model was proposed.
Learn MoreJul 29, 2020 · In recent years, hydropneumatic suspension (HPS) has come into widespread use for improving the ride comfort and handling of mining dump trucks and off-road vehicles. Therefore, it is critical to improve the mathematical modeling accuracy to enhance the design and control efficiency and accuracy of HPS. This paper aims to propose a model for improving the …
Learn MoreAug 07, 2021 · The uneven stacking of waste rock materials caused by the dynamic instability of rock spreaders cannot be ignored for geological subsidence and local collapse in reclamation areas. Based on the dynamic stability of the existing rock spreader, combined with the actual application conditions, the load conditions of the rock spreader are analyzed. The static and …
Learn MoreApr 05, 2016 · A vehicle parking manoeuvre is characterized by low or zero speed, small turning radius and large yaw velocity of the steered wheels. To predict the forces and moments generated by a wheel under these conditions, the Pacejka Magic Formula model has been extended to incorporate the effect of spin (tu
Learn MoreSolving the proposed constrained optimization problem determines the optimum payload and truck speed in the various conditions to keep materials hauling at the lowest possible vibrational health risk level while remaining the mine productivity at the planned level.
Learn MoreThe Loader's Guide to Truck Loading Transportation | Warehouse Optimization 4650 Everal Lane, Franklin, TN 37064 615-791-8000 / 615-791-4749 (fax)
Learn MoreFig. 1—EH-3 Series Dump Trucks and Configuration of Vehicle Stability Control. The photographs show the EH3500AC-3, EH4000AC-3, and EH5000AC-3 dump trucks. The diagram shows the sensor input signals and control logic used to implement the Hitachi drive control vehicle stability control system.
Learn MoreJul 22, 2015 · This paper presents an online method for the assessment of the dynamic performance of the chassis frame in a heavy-duty dump truck based on a novel stochastic subspace identification (SSI) method. It introduces the use of an average correlation signal as the input data to conventional SSI methods in order to reduce the noisy and nonstationary contents …
Learn MoreTo improve the minimum time handling and stability of a vehicle, multi-objective optimization of vehicle suspension was studied. Taking a vehicle with double wishbone front suspension and multi-link rear suspension as an example, the vehicle model was built based on ADAMS/Car.
Learn MoreMay 05, 2017 · • Stability control: It will define the angle of repose and the nature of the underlying material. Maintaining the stability of the dump may require relocation of weathered rock or material blending, especially if water is present [9]. • If it is a dump leach, a leaching cycle time will define the mining delivery rate and dumping schedule.
Learn MoreJul 29, 2020 · In recent years, hydropneumatic suspension (HPS) has come into widespread use for improving the ride comfort and handling of mining dump trucks and off-road vehicles. Therefore, it is critical to improve the mathematical modeling accuracy to enhance the design and control efficiency and accuracy of HPS. This paper aims to propose a model for improving the …
Learn MoreSPb-Giproshaht is a consulting company that operates internationally and carries out design, procurement, and construction projects for the mining industry. Their flagship project in this domain is a haulage system optimization project for the mining company Medvezhy Ruchey, one of the largest miners of copper-nickel sulfide ores. Medvezhy Ruchey partnered with SPb …
Learn MoreIn order to reduce frame redundant weight caused by the traditional experience design and delay the crack initiation occurrences at local positions during early service period, a structural weight and lifetime co-optimization method for frame of a mining dump truck based on Kriging approximation model was proposed.
Learn MoreOff-road vehicles employed in agriculture, construction, forestry and mining sectors are known to exhibit comprehensive levels of terrain-induced ride vibration and relatively lower directional stability limits, especially for the articulated frame-steered vehicles (AFSV). The transmitted whole-body vibration (WBV) exposure levels to the human operators generally exceed the …
Learn Moreject and design variables. This optimization is based on a rigid-flexible model of a dump truck used for mining and equipped with nonlinear hydropneumatic suspension. The truck model is a
Learn MoreAs such, the largest European potash producer carried out load and haul optimization. With the help of Amalgama and one of the Big Four consulting firms, they created a mining process simulation model using AnyLogic software. A big potash mine is 8 x 8 km in size. 900 thousand tons are mined per month on three underground levels.
Learn MoreTo improve handling stability of mining dump trucks, nonlinear stiffness and nonlinear damping of the hydro-pneumatic suspension were considered as optimization variables.
Learn MoreFeb 01, 2020 · The mining dump truck has a harsh working environment, and long-term vibration of the cab is inevitable. If not suppressed, it will greatly affect its driving comfort, and even cause harm to the driver's health. The vertical vibration data of mining dump truck at 40 km/h is processed to analyze the comfort of human.
Learn MoreTrucks. For a truck that matches your operation and loading tools, we offer an extensive line of 30- to 400-ton capacity trucks for construction and mining. We want you to meet your productivity targets, so we are pushing innovations in suspension, transmission, electric drive tech and autonomous operation.
Learn MoreOptimization of the fleet per shovel productivity in surface mining: Case study of Chilanga Cement, to maximize truck per shovel Match Factors. The most common materials handling in surface mining is by truck and shovel combination. This operation is one of the Productivity of an excavator and dump truck during stripping and ore extraction
Learn More