Abstract: According to the working principle of open hydraulic system in concrete pump, and though the theoretical analysis on the phenomenon of hydraulic impact in direction changing process, it concluded that the impact pressure has a linear relation with the displacement of the main oil pump .To solve the hydraulic impact problem,a variable
1/7/2016 · ris enw bib. TY - CONF AU - Qing Zhao AU - Lijun Li AU - Hongbin Tang PY - 2016/07 DA - 2016/07 TI - Reliability Research of Concrete Pump Main Oil Hydraulic System Based on T-S Fuzzy Fault Tree BT - 2nd International Conference on Computer Engineering, Information Science & Application Technology (ICCIA 2017) PB - Atlantis Press SP - 950 EP - 955
Authors: Jia Qi Zhao, Qing Zhang, Si Hua Zhao Abstract: Nowadays, in order to do research on the petroleum in blue water, the demand of jack-up system for large structure object is higher and higher, but the jack-up system in our country is hard to meet this demand.
14/2/2018 · Dynamic response analysis of aero hydraulic pipeline system under pump fluid pressure fluctuation Pei-xin Gao, Jing-yu Zhai, and Qing-kai Han Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering 2018 233 : 5, 1585-1595
1/6/2017 · Abstract. The simulation model of X-Type leg hydraulic system of a concrete pump is established based on AMESim according to the working principle of X-Type leg hydraulic system, and the dynamic characteristics of X-Type leg hydraulic system is analyzed. The research result provides some reference for design and improvement of leg hydraulic system
5/9/2019 · Chen, F. Simulation and experiment research of a fully variable hydraulic valve system. Jinan, China: Shandong University, 2018. Google Scholar 15. Xie, Z. Study on fully variable hydraulic valve system drived by valve-train cam. Jinan, China: Shandong University
Research on the Concrete Pump Hydraulic System Qing Zhao 1, a,Lijun Li 1, b, Qiang Han 2, c 1 School of Mechanical and Electronic, Central south University of Forestry and Technology, Changsha,410004,Hunan, P.R.China 2 China Railway Constructiona
15 cm . Zhao Xin et al. obtained the deformation compensation model of the manipulator and the vehicle body through the deformation analysis of the whole concrete pump truck under the full working condition, established the kinematics model of the
19/5/2020 · With the rapid development of the global economy, more and more attention has been paid to the energy conservation of construction machinery. The hydraulic system is the key component of construction machinery, and improving its energy utilization rate has become an important means to achieve energy conservation. In conventional valve-controlled or pump-controlled hydraulic systems of
Swing-type Leg Hydraulic System of Concrete Pump Huiyong Liu and Qing Zhao ABSTRACT It is of importance for a truck mounted concrete pump to analyze its dynamic characteristics of X-Swing-type leg hydraulic system. According to the working
Abstract: In order to solve the disadvantage of the position sensor in the hydraulic system, a soft-sensing method for the pump-controlled system was proposed. Based on the servo motor's rotational speed signal and torque current signal, and related parameters of the pump, the cylinder, and the oil in the hydraulic system, the soft-sensing model was established to estimate the cylinder
Research Article Fault Diagnosis of a Hydraulic Pump Based on the CEEMD-STFT Time-Frequency Entropy Method and Multiclass SVM Classifier WanlinZhao, 1,2 ZiliWang, 1,2 JianMa, 1,2 andLianfengLi 1,2 Science & Technology Laboratory on Reliability
Reliability Research of Concrete Pump Main Oil Hydraulic System Based on T-S Fuzzy Fault Tree Qing Zhao1,Lijun Li1, Hongbin Tang 2 1School of Mechanical and Electronic, Central south University of Forestry and Technology, Changsha, 410004, Hunan2
In this paper, an open circuit hydraulic control system is researched by simulation software AMESim, pumping circuit and dividing circuit of the system are modeled and simulated. The simulation results are compared with experimental results to illustrate the accuracy of the modeling.
Study on modeling and simulation of the hydraulic system of the concrete pump truck's arms LIU Hui-Yong 1, LI Wei 2, PENG Xiu-Ying 1, HU Yuan 1, ZHAO Qing 3 1. College of Mechanical Engineering and Automation, Guizhou University, Guiyang 2.
This research mainly investigates the pressure shock and the cylinder stroke deviation in the open circuit hydraulic system of the concrete pump.
Abstract: In the vehicle hydraulic system, the pipeline vibration is often induced by the oil pressure pulsation, which leads to the pipeline fatigue damage. In this paper, the hydraulic system pipeline of automobile is taken as the research object, the fluid structure coupling mechanical model is established, and the propagation law of pressure fluctuation in the pipeline system under
 Liu Huiyong, Li Wei, Zhao Qing Study on Modeling and Simulation of Concrete Pump Hydraulic System [J] MACHINE TOOL & HYDRAULICS 2010, Vol. 38, No. 21.  Haibo Xie, Shuyong Lin, Huayong Yang, Yu Zhen, Jin Zhang Research on the Dynamic Characteristics of Master Cylinder in the Hydraulic System on Concrete Pump [J] Advanced Materials Research Vols. 317-319 (2011) pp.2398-2403.
QING ZHAO Huiyong Liu Ye-Ping Xiong According to the working principle of leg hydraulic system of a trailer concrete pump, the simulation model of leg hydraulic system is …