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Full-Text Articles in Engineering

Clearance Of Solid Household Waste With The Reception Of Alternative Types Of Energy Carriers, Rakhmatullayev F, Turabdhanov S Nov 2020

Clearance Of Solid Household Waste With The Reception Of Alternative Types Of Energy Carriers, Rakhmatullayev F, Turabdhanov S

Technical science and innovation

The research is devoted to improving the technology of obtaining alternative types of energy carriers by applying methods of pyrolysis of unclaimed types of solid domestic wastes of biological origin, which also allow solving the tasks of improving the ecological situation in the places of formation. The practical value and relevance of this research lies in the development of advanced technology for obtaining alternative fuels. The proposed pyrolysis unit allows producing gaseous and liquid hydrocarbons in a continuous cycle. In the atmosphere of the gasifying agent (air, oxygen, water vapor, carbon dioxide or their mixture), the gasification process is primarily …


Hysteresis Effect And Damping Characteristics Of Shale Under Saturated And Natural States, Chang-Bao Jiang, Cai Wei, Min-Ke Duan, Yu-Fei Chen, Tang Yu, Zheng-Ke Li Nov 2020

Hysteresis Effect And Damping Characteristics Of Shale Under Saturated And Natural States, Chang-Bao Jiang, Cai Wei, Min-Ke Duan, Yu-Fei Chen, Tang Yu, Zheng-Ke Li

Rock and Soil Mechanics

An RLW-2000 micro-computer servo-control rock triaxial testing machine was used to carry out triaxial cyclic loading and unloading experiments of saturated and natural shales under different confining pressures. The mechanical properties and hysteresis effects of two hydrated shales were analyzed. The evolution law of the damping ratio was discussed based on the energy principle. The experimental results show that as the cycle number increases, the cumulative residual strain increases gradually. The relative residual strain decreases first and then tends to a stable region, and finally increases rapidly prior to the rock damage. The deformation modulus of the saturated shale is …


Neural Network Model Of Information Fusion For Coal Storage And Kinetic Energy Of Ball Mill, Bai Yan, He Fang Aug 2020

Neural Network Model Of Information Fusion For Coal Storage And Kinetic Energy Of Ball Mill, Bai Yan, He Fang

Journal of System Simulation

Abstract: A dynamic mathematical model of coal pulverizing system was analyzed. Simulation experiments on mill operation process were conducted by PFC3D software platform based on discrete element method. The associated data between different coal quality, coal storage and balls' motion were obtained under certain quantitative optimized operating parameters configuration. Neural network model of information fusion for coal storage and kinetic energy of ball mill was established by using an adaptive combination learning algorithm. Coal storage in mill cylinder was predicted from the energy point of view. The results indicate that there is a close relationship between coal storage, pulverizing efficiency …


Data Management Of Data Processing Framework In Green Data Center, Zhang Xiao, Gao Yuan, Xiaoliang Wang, Yiyong Ge, Haixiang Yang, Shupeng Wan Jul 2020

Data Management Of Data Processing Framework In Green Data Center, Zhang Xiao, Gao Yuan, Xiaoliang Wang, Yiyong Ge, Haixiang Yang, Shupeng Wan

Journal of System Simulation

Abstract: Using renewable energy in data center is an environment-friendly way to solve the problem of high energy consumption of data center. Since renewable energy is variable, delaying the jobs which has no strict deadline i a widely used strategy to maximize the usage of renewable energy. Meanwhile, turning the idle servers off can further reduce energy consumption. If the data required by the jobs to be processed are unavailable, some servers in sleep state need to be reactivated to guarantee that the data required by the jobs are available. Such operation may lead to energy waste due to the …


Multi-Objective Dynamic Programming Algorithm Of Energy-Efficient Scheduling For Tow-Train, Xinyan Zhang, Yuqing Zhou Apr 2020

Multi-Objective Dynamic Programming Algorithm Of Energy-Efficient Scheduling For Tow-Train, Xinyan Zhang, Yuqing Zhou

Journal of System Simulation

Abstract: To balance the performance and energy consumption of the mixed-model assembly lines effectively, a multi-objective energy-saving scheduling method for the tow-train is proposed. The energy-saving objective is introduced into the traditional material handling scheduling model for the tow-train and a multi-objective mixed integer programming model is constructed with two objective functions of minimizing the maximum line-side inventory and the total energy consumption. A forwards multi-objective dynamic programming based on the time window and dominance rules is presented to obtain the Pareto solutions: the definition for new states is given to obtain the Markov property, the time window and dominance …


Lasers And Their Application In Heating Technology, Khalmanov A., Aymatov R., Omonkulov O., Khudaykulov A. Jan 2020

Lasers And Their Application In Heating Technology, Khalmanov A., Aymatov R., Omonkulov O., Khudaykulov A.

Problems of Architecture and Construction

Heat engineering is one of the common technical subjects that are important for heat engineering, such as heat generation by radiation, light transmission by optical lubricants, and the use of transmitted light energy. Currently, the laser is a powerful light-emitting diet and is based on the radiation generated by the electron transport of a layer of atomic energy.In article, a heat exchanger is considered in the high-temperature region and the laser radiation in heaters exceeds other heat exchange intensities.