International Journal of Vehicle Structures and Systems最新文献

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Design of Control Scheme for Integrated Thermal Management System of New Energy Bus 新能源客车综合热管理系统控制方案设计
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.24
Z.G. Li, Bin Chen, Q. Yu, Y. Wang
{"title":"Design of Control Scheme for Integrated Thermal Management System of New Energy Bus","authors":"Z.G. Li, Bin Chen, Q. Yu, Y. Wang","doi":"10.4273/ijvss.15.2.24","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.24","url":null,"abstract":"With the gradual promotion and popularization of new energy vehicles, the safety of new energy vehicles has attracted more and more attention. The thermal management system (TMS) is the key to whether the key assembly of new energy can work normally. In this paper an optimized control method is developed for the intelligent control of the TMS with the lowest overall energy consumption by taking into account the performance requirements of each subsystem. To realize this, the simulation of the integrated TMS is carried out along with a real vehicle test platform to provide practical and feasible solutions. This study has improved the design depth and level of system intelligence and digitalization.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"94 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83905280","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
CFD Simulation of Pressure, Temperature and Rotational Speed Influence on the Cavitation in Centrifugal Pump Impeller 压力、温度和转速对离心泵叶轮空化影响的CFD模拟
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.01
Punit Gupta, M. Subhash, R. Dobriyal, R. Sharma
{"title":"CFD Simulation of Pressure, Temperature and Rotational Speed Influence on the Cavitation in Centrifugal Pump Impeller","authors":"Punit Gupta, M. Subhash, R. Dobriyal, R. Sharma","doi":"10.4273/ijvss.15.2.01","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.01","url":null,"abstract":"The impeller is a critical rotating part of a centrifugal pump where the energy transfer to the fluid takes place. The complex nature of the fluid flow inside the impeller can give rise to cavitation which is highly undesirable. Design and operating conditions in the impeller influence the extent of cavitation. The effect of the outlet pressure, temperature and rotational speed of the impeller was studied using ANSYS CFX Computation Fluid Dynamics (CFD) software. The impeller geometry was meshed with high-quality hexahedral meshes and the y + values around the blade surface are less than 2. The k - omega turbulence model was used along with the ZGB model of cavitation. The effects of the variable parameters on the cavitation volume and the head developed were extensively studied. The numerical trends are similar to those presented in the literature. By carefully controlling the outlet pressure, the effects of increased temperature can be mitigated. Thus, it is possible to operate a centrifugal pump at higher working fluid temperatures by operating the pressure above 275 kPa.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"46 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85989701","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Modal Analysis and Comparison of Composite Materials and Mild Steel for Dump Truck Chassis Frame 自卸车底盘框架复合材料与低碳钢模态分析与比较
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.20
A. S. Mohammed, N. Babu, P. Sivaprakasam, J. Udayaprakash
{"title":"Modal Analysis and Comparison of Composite Materials and Mild Steel for Dump Truck Chassis Frame","authors":"A. S. Mohammed, N. Babu, P. Sivaprakasam, J. Udayaprakash","doi":"10.4273/ijvss.15.2.20","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.20","url":null,"abstract":"This paper elaborates on the modal analysis and comparison of truck chassis frames made of composite materials (Carbon/Epoxy and E-glass/epoxy) and mild steel using the finite element method (FEM). All the specifications of the vehicle were taken from Bishoftu Automotive Industry, Ethiopia. Weight reduction has been achieved by 79.48% and 66.67% for carbon/epoxy and E-glass/epoxy respectively. The modal analysis shows that the first six natural frequencies of carbon/epoxy, E-glass/epoxy and mild steel are in the ranges from 56.8Hz to 134.8Hz, 27.22Hz to 64.59Hz and 31.97Hz to 75.88Hz respectively. The first two natural frequencies for carbon/epoxy and all-natural frequencies for E-glass epoxy and mild steel are in the engine excitation range. The main disturbance is due to the road excitation which ranges from 0 to 100 Hz, which is even greater than the engine excitation. Carbon/epoxy is the best candidate that some of its natural frequencies are above the engine and road excitations as compared to steel and E-glass epoxy chassis frames.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"47 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83499747","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Response of Adhesively Bonded Single Lap Joint Doped with Graphene in Adhesive to Shear Loads 掺石墨烯胶粘剂粘结单搭接接头对剪切载荷的响应
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.19
R. Amitkumar, R. Asokan, K. P. Jhanji, Kuleshwar Sokal, Rohit R. Patil, P. Surya
{"title":"Response of Adhesively Bonded Single Lap Joint Doped with Graphene in Adhesive to Shear Loads","authors":"R. Amitkumar, R. Asokan, K. P. Jhanji, Kuleshwar Sokal, Rohit R. Patil, P. Surya","doi":"10.4273/ijvss.15.2.19","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.19","url":null,"abstract":"The adhesively bonded joint creates a strong bond between the adherend and the adhesive and are replacing the riveted joints in numerous fields such as aerospace, automobile and civil sectors. In this study, the consequence of compositions of graphene nanoparticle doped in the epoxy adhesive on the shear behaviour of single lap joints of adhesively bonded glass and carbon fibre as adherends were investigated. Glass and carbon fibre laminates were produced using Rotex EP-306 resin and Rotex EH-758 hardener. Adhesively bonded single lap joints were then made by using a two-part epoxy structural adhesive. Graphene was added in weight percentages of 0.1%, 0.5%, 1% and 2% into the resin and dispersed by using the method of ultrasonication. A shear test was carried to determine the bonding strength. Results indicated that joints with 0.5% wt. of graphene showed better bond strength compared to other configurations for both glass and carbon adherend. It was noted that with further increase in percentage of graphene, the shear strength decreased. Furthermore, the joints made with carbon as adherend showed better strength properties in comparison with joints made of glass adherend.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"50 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83511831","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Wire Electric Discharge Machining Parameters on Material Removal Rate in Machining of Titanium Grade 7 Alloy 线材放电加工参数对7级钛合金材料去除率的影响
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.18
H. R. Basavaraju, R. Suresh, S. Manjunatha
{"title":"Effect of Wire Electric Discharge Machining Parameters on Material Removal Rate in Machining of Titanium Grade 7 Alloy","authors":"H. R. Basavaraju, R. Suresh, S. Manjunatha","doi":"10.4273/ijvss.15.2.18","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.18","url":null,"abstract":"Titanium alloys are widely used in various fields, including the medical field, the automotive and manufacturing sectors. Traditional machining processes are only useful for a limited number of tasks due to the detrimental effects they have on the strength and stiffness of the machined alloys. However, one of the most favoured post-processing equipment used to obtain a high-quality surface is the wire electrical discharge machining (WEDM) technology. The most crucial aspects of WEDM are the rates of the electrical current and voltage, in addition to the pulse-on and pulse-off durations. As a form of wire, WEDM makes use of brass wire that has been zinc-coated. The WEDM method is utilised in the machining of titanium alloy of grade 7 for this project. The surface of titanium grade 7 that had been processed using WEDM was analysed with a scanning electron microscope. The pictures revealed that the material exhibits homogenous solidification and a columnar grain structure along the build direction. As the pulse-on time gets longer, the Material Removal Rate (MRR) also gets higher. When the pulse-on time is set to 60 µs, the greatest MRR that can be achieved is 7.357 mm3/min. As the pulse-off duration gets longer, the MRR is getting lower. At a pulse-off time of 20 µs, the minimal MRR is reached, and it is equivalent to 5.935 mm3/min. At a peak current 6A, the highest MRR is measured is equivalent to 7.795 mm3/min.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"82 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86835944","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Experimental Study on the Influence of Blended Karanja Biodiesel on Diesel Engine Characteristics 混合Karanja生物柴油对柴油机性能影响的实验研究
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.02
Yatirajula Naveen, Dharmana Lokanadham, Doddi Ramajogi Naidu, R. Sharma, S. Palli, M. K. Lila
{"title":"An Experimental Study on the Influence of Blended Karanja Biodiesel on Diesel Engine Characteristics","authors":"Yatirajula Naveen, Dharmana Lokanadham, Doddi Ramajogi Naidu, R. Sharma, S. Palli, M. K. Lila","doi":"10.4273/ijvss.15.2.02","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.02","url":null,"abstract":"The primary source of global warming is the exploitation of fossil fuels. Biodiesel is a renewable energy source that can be used to reduce greenhouse gas emissions. It has emerged as a promising alternative to petroleum-based fuels due to its lower carbon footprint. However, it is important to note that the economic and energy output of vegetable oil plants that are involved in the production of this fuel is not known. Current research trends on biodiesel fuels have been investigated on non-edible oils, which present better performance when blended with diesel. This work studies the performance of karanja-based biodiesel on VCR engines with different Diesel Blending Ratio (DBR) of 0%, 10%, 20%, 30%. Engine performance and exhaust gas analysis tests are carried out on a VCR-diesel engine at various loads to examine specific characteristics of karanja biodiesel as a fuel. As per observations, DBR 10%, 20% of biodiesel exhibited better performance than the other blended fuels. To enhance the performance of DBR 10% and 20% biodiesel were graded up with the addition of 5% Methanol. The overall performance of all blended fuels is compared in all aspects.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"7 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91384930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Matching Model of Pure Electric Vehicle Dynamic Parameters based on Genetic Algorithm 基于遗传算法的纯电动汽车动态参数匹配模型
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.23
P. Zhang, J.J. Sun, Z. Guan
{"title":"Matching Model of Pure Electric Vehicle Dynamic Parameters based on Genetic Algorithm","authors":"P. Zhang, J.J. Sun, Z. Guan","doi":"10.4273/ijvss.15.2.23","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.23","url":null,"abstract":"With the increasing proportion of pure electric vehicles in the automobile market, the problem of low cost performance has gradually emerged. In order to solve the problem of low cost performance of pure electric vehicles, a dynamic parameter matching model based on genetic algorithm (GA) is proposed. Using Matlab simulation, the performance comparison experiment was carried out with the transmission speed ratio optimized by GA, by weighting method with non-optimized. The results show that the energy consumption under the condition of the transmission speed ratio optimized by the GA is 1.972 kWh, which is better than the energy consumption optimized by the weighted method and the energy consumption before optimization. The proposed model has shown that the consumption was decreased by 2.6% when compared with the non-optimised model.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"1 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78570724","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of Mechanical Behaviour and Microstructure of Micro Boron Carbide Particles Reinforced Al2011 Alloy Metal Matrix Composite for Aerospace Applications 航空航天用微碳化硼颗粒增强Al2011合金金属基复合材料力学性能和微观结构评价
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.21
S. Angadi, Madeva Nagaral, V. Pilankar, P. Yarnalkar, B. Purohit, S. Shewale
{"title":"Assessment of Mechanical Behaviour and Microstructure of Micro Boron Carbide Particles Reinforced Al2011 Alloy Metal Matrix Composite for Aerospace Applications","authors":"S. Angadi, Madeva Nagaral, V. Pilankar, P. Yarnalkar, B. Purohit, S. Shewale","doi":"10.4273/ijvss.15.2.21","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.21","url":null,"abstract":"Due to the superior qualities nowadays, composite materials are already replacing conventional materials as constituents. The incorporation of micro particles brings about an innovation in the material world. Micro particles also affect manufacturing and mechanical characteristics. In the current study, three different types of samples are fabricated by stir casting method by reinforcing the 0% wt., 2.5% wt. and 5% wt. of boron carbide (B4C) micro particles in aluminium alloy (Al2011) matrix. Finally, mechanical and microstructural properties are evaluated by conducting tensile, compression and hardness tests on fabricated samples. The study revealed that by the addition of 2.5% wt. and 5% wt. of B4C micro particles to Al2011 alloy then on comparing to the pure Al2011 alloy, the mechanical properties of the matrix with the Al2011 particles are improved. Additionally, the findings of the experiments demonstrate that the addition of B4C micro particles reduces the ductility of the composites. Furthermore, micrography analysis by SEM and FEA analysis has been carried out on the developed composites, SEM analysis shows that uniform a distribution of B4C particles in the Al2011 matrix. Also, FEA analysis revealed that there is closeness amongst FEA results and analytical results.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"4 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78605759","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of Mechanical Behavior and Pitting Corrosion Resistance of Friction Stir Welded Aluminium Alloys 2219-T87 2219-T87搅拌摩擦焊接铝合金力学性能及抗点蚀性能研究
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.12
K. E. Femina, M. Koilraj
{"title":"Study of Mechanical Behavior and Pitting Corrosion Resistance of Friction Stir Welded Aluminium Alloys 2219-T87","authors":"K. E. Femina, M. Koilraj","doi":"10.4273/ijvss.15.2.12","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.12","url":null,"abstract":"High strength AA2219-T87, Al-Cu alloy of 6mm plates were friction stir welded. Microstructures, micro hardness values, tensile properties and corrosion analysis were studied in the welded condition. The stirred region of the welded specimen looked like a rectangular shape, with a weld flow arm moving towards the top surface of the welded plates on each side of the welded region. Presence of CuAl2 particles found to be large in size in the base material of 2219 when compared to those in the weld nugget. The welded region 2219-2219 showed better pitting and general corrosive resistance compared to the 2219 parent metal.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"16 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74247928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of NOx Reduction in CI Engine Fuelled with Annona Biodiesel and Additives 安娜生物柴油及其添加剂对CI发动机氮氧化物降低的影响
International Journal of Vehicle Structures and Systems Pub Date : 2023-07-12 DOI: 10.4273/ijvss.15.2.04
L. Periyannan, P. Saravanan, P. Lavanyaa, B. Prabhu, R. Silambarasan
{"title":"Impact of NOx Reduction in CI Engine Fuelled with Annona Biodiesel and Additives","authors":"L. Periyannan, P. Saravanan, P. Lavanyaa, B. Prabhu, R. Silambarasan","doi":"10.4273/ijvss.15.2.04","DOIUrl":"https://doi.org/10.4273/ijvss.15.2.04","url":null,"abstract":"In contrast to standard fuel, biodiesel continues to burn cleaner. However, repeated studies have revealed that when compared to conventional diesel fuel, biodiesel generates more NOx formation. In this research, methyl ester of Annona (AOME) oil is applied to produce biodiesel by a transesterification process. The antioxidant is administered in varying quantities in w/w basis ranging from 0.010 to 0.040%. Without altering the engine, the findings suggest that the antioxidant additive mixture AOME+P200 is effective in lowering NOx and HC emissions of AOME fuelled engines.","PeriodicalId":14391,"journal":{"name":"International Journal of Vehicle Structures and Systems","volume":"31 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-07-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82439576","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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