After the flow field and temperature field in the cooling jacket are analyzed with the help of computational fluid dynamics software STAR-CD,it is found that there is low speed and high temperature field in the cooling jacket.
针对某三缸发动机在试验中出现的“拉缸”现象,应用STAR-CD软件对该机冷却水套中的流场和温度场进行分析,发现水套中存在大范围的低流速区和高温区,通过调整气缸垫中机体通往缸盖分水孔的大小和分布设计了改进方案,利用STAR-CD软件分析得到了最终的优化方案。
To realize the visualization of 3D flow field of the engine coolant,one to one scale 3D experimental part model of cooling jacket was constructed and its preparation scheme was also discussed according to the structural characters.
为了提高发动机的冷却效率、降低高温零件的热负荷、实现整机的热量合理分配与利用,针对冷却水套优化设计中存在的冷却液三维流动与传热问题,以直列4缸发动机为研究对象,利用流固耦合的方法确定冷却水套壁面的传热边界条件,采用计算流体动力学软件AVL-FIRE对发动机冷却系统进行三维数值模拟,并对冷却水套内冷却液的流场分布、温度分布、壁面换热系数、各缸冷却均匀性和压力损失进行了分析。
Optimization design for water jacket of 498 diesel engine;
498型柴油机冷却水套优化设计
In this paper,cooling water jacket model of a six-cylinder engine is set up by means of a three-dimension CAD software named Pro/E.
利用三维CAD软件Pro/E对6缸柴油机冷却水套建立模型,然后对其进行网格划分,用CFD商用软件Fluent进行模拟计算,得到整机冷却水套内冷却液速度分布、压力损失以及各缸流量分布等信息,计算结果用于指导冷却水套结构的优化设计。
Water jacket plays an important role in cooling system.
而在冷却系统中冷却水套起着至关重要的作用,它直接影响柴油机的综合性能。
Numerical Simulation and Optimization of Structure of Water Jacket of Diesel Engine;
柴油机冷却水套模拟分析及结构优化
Cooling Water Jacket CFD Analysis and Optimization for Automotive Diesel Engine
车用柴油机冷却水套的CFD分析与优化
Flow Analysis in Cooling Water Jacket of Engine Based on Three Dimensional CFD Technology
基于三维CFD技术的发动机冷却水套流动分析
Analysis & prevention of explosion accident of cooling jacket of cement shaft kiln cover
水泥立窑窑罩冷却水套爆炸事故分析及防范措施
jacket water circulating pump
气缸套冷却水循环泵
A water-cooling system consists of water jacket, water pump, radiator, thermostat, cooling fan, rubber hose, etc.
水冷法系统包括水套，水泵，幅射器，温箱，冷却风扇，橡胶水喉，等.
In-line Chemical Cleaning of the Copper Jacket and Cooling Water Pipe of No.2 Flash Furnace
2~#闪速炉水套及冷却水管在线化学清洗
Initial cost is comparable to that of by-pass cooled or external cooled jacketed motor. The self-contained cooling system eliminates the need for an external water supply.
初期购置成本与旁路冷却或外部冷却加套方案相当。这种独立冷却系统不需要配置外部水源。
Study of feed-forward and feedback control of cylinder liner cooling water of main engine for ship
船舶主机缸套冷却水温度前馈-反馈控制的研究
Modeling and Dynamic Simulation of Cylinder Jacket Water Cooling System for Main Marine Diesel Engine
船舶主机缸套冷却水系统的建模与动态仿真
Cooling Water( 6-10 c)
冷却水(温度6－10℃)
Study on Coupled Heat Transfer Simulation of Diesel Engine Cylinder Body-Cylinder Liner-Cylinder Head-Cooling Water
柴油机缸体—缸套—缸盖—冷却水整体耦合传热仿真研究
Conventional submersible non-clog pump motors are air-filled non-jacketed type designed to be cooled by convection heat transfer to the surrounding media.
一般的潜水无堵塞泵电机是风冷、无加套结构设计,由周围介质的对流传热进行冷却。
Cold water, chilled water or preferably refrigerated units may be used for cooling milk.
冰水、冷水或者最好是用冷却设备使乳冷却。
light water cooled heavy water reactor
轻水冷却重水反应堆
Brief Talk on Heating Design of Using Waste Heat of Lateral Pipe Cooler Cooling Water
浅析横管冷却器冷却水余热采暖设计
Modeling of the Cooling Water Outlet Temperature of Closed Cooling Tower
封闭式冷却塔冷却水出口温度的建模
Structure optimization of water cooling channel of cast steel stave
高炉铸钢冷却壁冷却水管的优化研究