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·954· 工程科学学报,第37卷,第7期 50 modynamic model of hydro-pneumatic spring.J Syst Simul,2008, 44号传感器 20(15):4198 45 a…节点6 (陈铁杰,顾亮,官继富.油气弹簧自然对流热力学模型研 5号传感器 究.系统仿真学报,2008,20(15):4198) 节点7 40 B]Chen Y J,Zhao B,Zhang X,et al.Research on the temperature rise of hydro-pneumatic suspension under the random power.J Mech Strength,2010.32(6):869 (陈铁杰,赵博,张旭,等.基于随机激励的油气悬挂温升现 30 象研究.机械强度,2010,32(6):869) 4] Els P S,Grobbelaar B.Heat transfer effects on hydropneumatic suspension systems.J Terramech,1999,36(4):197 5 Zhang J W,Chen SZ,Wu ZC,et al.Design and test of a hydro 206 100020003000400050006000700080009000 pneumatic suspension with adjustable stiffness and damping.Chin 时间 J Automot Eng,2013,3(2):106 (张军伟,陈思忠,吴志成,等.刚度和阻尼均可调的油气悬 图9区域6、7油液试验温度与计算温度 架设计与试验.汽车工程学报,2013,3(2):106) Fig.9 Experimental and calculated oil temperature in Regions 6 and 7 [6] Zhen L X,Zhang W M.Research on simulation and experiment of 40r hydro-pneumatic suspension with single gas cell.Chin Mech -日-一6号传感器 Eng,2009,45(5):290 节点8 (甄龙信,张文明.单气室油气悬架的仿真与试验研究.机械 35 一7号传感器 工程学报,2009,45(5):290) 98a99g90.06600690060090 一节点9 ] Yang J,Chen S Z,Wu Z C.Design and testing on the hydro- pneumatic suspensions with controllable stiffness and damping. 30 Trans Chin Soc Agrie Mach,2008,39(10)20 (杨杰,陈思忠,吴志成.油气悬架可控刚度阻尼设计与试 验.农业机械学报,2008,39(10):20) [8]Wang R C,Chen L,Zhang X L.et al.Design and test of semi- active air suspension system of vehicle.Trans Chin Soc Agric Mach,2012,43(4):6 200100020003000400050006000700080009000 (汪若尘,陈龙,张孝良,等.车辆半主动空气悬架系统设计 时间s 与试验.农业机械学报,2012,43(4):6) [9]Lim C H,Airoldi G,Bumby J R.Experimental and CFD investi- 图10区域8、9油液试验温度与计算温度 gation of a lumped parameter thermal model of a single-sided,slot- Fig.10 Experimental and calculated oil temperature in Regions 8 and 9 ted axial flux generator.Int J Therm Sci,2010,49(9):1732 [10]Mellor P H,Roberts D.Lumped parameter thermal model for e- 4结论 lectrical machines of TEFC design.Electr Power Appl,1991, 138(5):205 (1)试验及计算结果表明,在一定激励下,油气悬 [11]Eyres R D,Champneys A.R,Lieven N A J.Modelling and dy- 架工作腔内油液存在温度梯度.梯度产生的原因是流 namic response of a damper with relief valve.Nonlinear Dyn, 2005,40(2):119 入工作腔油液在阻尼孔附近区域碰撞,耗散动能产生 [12]Mish A M.Discharge equations for uncalibrated sharp edged ori- 热能,使该区域油液温度升高.远离阻尼孔的区域油 fice plates.ISH J Hydraul Eng,006,12(1):1 液流动速度很低,通过传质传递的热量几乎为零,油液 [13]Tian J Y,Di Y,Xiang H R.Study on rigid property and damp- 温度上升主要依赖于热传导,而油液的热导率较低,因 ing capacity of HPS with isolated single-chamber.Trans Chin Soc 而温度上升缓慢 Agric Mach,2007,38(2):35 (田晋跃,狄勇,向华荣.油气分离式单气室悬架刚度与阻 (2)将油气悬架内部油液进行区域划分,在多区 尼性能研究.农业机械学报,2007,38(2):35) 域热力学模型引入油液流动传质后能较精确的描述油 [14]Yuan S Q,Zhu X Y,Li H,et al.Numerical simulation of inner 气悬架内部油液温度变化规律,这为油气悬架热力学 flow for complete fluidic sprinkler using computational fluid dy- 分析提供了新的思路 namics.Trans Chin Soc Agric Mach,2005,36(10):46 (袁寿其,朱兴业,李红,等.全射流喷头内部流场计算流体 参考文献 动力学数值模拟.农业机械学报,2005,36(10):46) Wu HT.Zhang M.Hydro-pneumatic spring thermal equilibrium [15]Zhao L,Chen Q,Quan L.Visualization analysis of the flow field simulation and test research.Veh Pouer Technol,2007(3):37 in a moving spool valve.Trans Chin Soc Agric Mach,2008,39 (吴宏涛,张明.油气弹簧热平衡仿真及试验研究.车辆与动 (11):142 力技术,2007(3):37) (赵蕾,陈青,权龙.阀芯运动状态滑阀内部流场的可视化 2]Chen YJ,Gu L,Guan J F.Research on natural convection ther- 分析.农业机械学报,2008,39(11):142)工程科学学报,第 37 卷,第 7 期 图 9 区域 6、7 油液试验温度与计算温度 Fig. 9 Experimental and calculated oil temperature in Regions 6 and 7 图 10 区域 8、9 油液试验温度与计算温度 Fig. 10 Experimental and calculated oil temperature in Regions 8 and 9 4 结论 ( 1) 试验及计算结果表明,在一定激励下,油气悬 架工作腔内油液存在温度梯度. 梯度产生的原因是流 入工作腔油液在阻尼孔附近区域碰撞,耗散动能产生 热能,使该区域油液温度升高. 远离阻尼孔的区域油 液流动速度很低,通过传质传递的热量几乎为零,油液 温度上升主要依赖于热传导,而油液的热导率较低,因 而温度上升缓慢. ( 2) 将油气悬架内部油液进行区域划分,在多区 域热力学模型引入油液流动传质后能较精确的描述油 气悬架内部油液温度变化规律,这为油气悬架热力学 分析提供了新的思路. 参 考 文 献 [1] Wu H T,Zhang M. Hydro-pneumatic spring thermal equilibrium simulation and test research. Veh Power Technol,2007( 3) : 37 ( 吴宏涛,张明. 油气弹簧热平衡仿真及试验研究. 车辆与动 力技术,2007( 3) : 37) [2] Chen Y J,Gu L,Guan J F. Research on natural convection ther￾modynamic model of hydro-pneumatic spring. J Syst Simul,2008, 20( 15) : 4198 ( 陈轶杰,顾亮,官继富. 油气弹簧自然对流热力学模型研 究. 系统仿真学报,2008,20( 15) : 4198) [3] Chen Y J,Zhao B,Zhang X,et al. Research on the temperature rise of hydro-pneumatic suspension under the random power. J Mech Strength,2010,32( 6) : 869 ( 陈轶杰,赵博,张旭,等. 基于随机激励的油气悬挂温升现 象研究. 机械强度,2010,32( 6) : 869) [4] Els P S,Grobbelaar B. Heat transfer effects on hydropneumatic suspension systems. J Terramech,1999,36( 4) : 197 [5] Zhang J W,Chen S Z,Wu Z C,et al. Design and test of a hydro pneumatic suspension with adjustable stiffness and damping. Chin J Automot Eng,2013,3( 2) : 106 ( 张军伟,陈思忠,吴志成,等. 刚度和阻尼均可调的油气悬 架设计与试验. 汽车工程学报,2013,3( 2) : 106) [6] Zhen L X,Zhang W M. Research on simulation and experiment of hydro-pneumatic suspension with single gas cell. Chin J Mech Eng,2009,45( 5) : 290 ( 甄龙信,张文明. 单气室油气悬架的仿真与试验研究. 机械 工程学报,2009,45( 5) : 290) [7] Yang J,Chen S Z,Wu Z C. Design and testing on the hydro￾pneumatic suspensions with controllable stiffness and damping. Trans Chin Soc Agric Mach,2008,39( 10) : 20 ( 杨杰,陈思忠,吴志成. 油气悬架可控刚度阻尼设计与试 验. 农业机械学报,2008,39( 10) : 20) [8] Wang R C,Chen L,Zhang X L,et al. Design and test of semi￾active air suspension system of vehicle. Trans Chin Soc Agric Mach,2012,43( 4) : 6 ( 汪若尘,陈龙,张孝良,等. 车辆半主动空气悬架系统设计 与试验. 农业机械学报,2012,43( 4) : 6) [9] Lim C H,Airoldi G,Bumby J R. Experimental and CFD investi￾gation of a lumped parameter thermal model of a single-sided,slot￾ted axial flux generator. Int J Therm Sci,2010,49( 9) : 1732 [10] Mellor P H,Roberts D. Lumped parameter thermal model for e￾lectrical machines of TEFC design. Electr Power Appl,1991, 138( 5) : 205 [11] Eyres R D,Champneys A. R,Lieven N A J. Modelling and dy￾namic response of a damper with relief valve. Nonlinear Dyn, 2005,40( 2) : 119 [12] Mish A M. Discharge equations for uncalibrated sharp edged ori￾fice plates. ISH J Hydraul Eng,2006,12( 1) : 1 [13] Tian J Y,Di Y,Xiang H R. Study on rigid property and damp￾ing capacity of HPS with isolated single-chamber. Trans Chin Soc Agric Mach,2007,38( 2) : 35 ( 田晋跃,狄勇,向华荣. 油气分离式单气室悬架刚度与阻 尼性能研究. 农业机械学报,2007,38( 2) : 35) [14] Yuan S Q,Zhu X Y,Li H,et al. Numerical simulation of inner flow for complete fluidic sprinkler using computational fluid dy￾namics. Trans Chin Soc Agric Mach,2005,36( 10) : 46 ( 袁寿其,朱兴业,李红,等. 全射流喷头内部流场计算流体 动力学数值模拟. 农业机械学报,2005,36( 10) : 46) [15] Zhao L,Chen Q,Quan L. Visualization analysis of the flow field in a moving spool valve. Trans Chin Soc Agric Mach,2008,39 ( 11) : 142 ( 赵蕾,陈青,权龙. 阀芯运动状态滑阀内部流场的可视化 分析. 农业机械学报,2008,39( 11) : 142) · 459 ·
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