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Flow Characteristics of a Refrigerant-Oil Mixture in a Vapor Compression Heat Pump Heat Exchanger fo
The vapor compression heat pump is considered as the best option for aerospace thermal control system.The heat exchanger......
Thermal Characterization of Lauric Acid and Stearic Acid Binary Eutectic Mixture in Latent Heat Ther
In order to obtain the suitable phase change material (PCM) with low phase change temperature and improve its heat trans......
Shell-and-tube heat exchanger is a product with simple structure,mature technology and convenient use.The heat exchanger......
With the tightening of regulations on CO2 emission,the development of electric vehicles(EV/PHV)is accelerating globally....
This paper is aiming to estimate the mutual influences of the stack cooling performance with the operation modes of the ......
To quickly design a microgroove room air conditioner,a heat exchanger model applicable for system simulation with fast s......
CFD SIMULATION AND EXPERIMENTAL VALIDATION OF PARTICLE DEPOSITION ON WAVY FIN-AND-TUBE HEAT EXCHANGE
As the dust particle deposition on wavy fin-and-tube heat exchangers may increase the pressure drop and deteriorate the ......
Liquid suction heat exchangers are commonly installed in refrigeration system with the intent of ensuring proper system ......
The present work was conducted to investigate the air-side pressure drop and heat transfer performance of the louver fin......
本文介绍了在铝电解槽侧部安装换热器用以回收侧部散发的余热,选用KNO3-NaNO3-NaNO2熔盐作为换热介质,在不同流速下,得到不同的进......
The utilization of coal mine methane (CMM) through porous medium combustion (PMC) contributes to energy saving and envir......
Numerical investigation of the effect of manifold inlet-outlet area ratio on the performance of heat
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Secondary flow is used to enhance heat transfer on various wall surfaces.Vortex generators can be used to produce or......
A novel method to improve the performance of heat exchanger--Temperature fields coordination of flui
The methods to enhance the heat transfer in heat exchanger may be classified into two levels: one is to improve the heat......
介绍了小口径换热管堵寒采用柔性钻头疏通的处理方法。...
介绍合成氨工业循环水系统在换热设备漏氨时,氨高对水质控制指标(pH值、NO2-和NO3-、Cl2、化学耗氧量COD、磷酸盐含量)变化和对水......
对锅炉憋压/节流运行技术提高热网运行效率的方法给予了详细的阐述,它产生于塔里木油田某转油站,并成功地应用于该油田的其它转油站......
在对管壳式换热器进行Yong经济分析的基础上,导出了换热器的总费用方程,并进一步推导出单台换热器选型和换热网络传热温差的关系。以上述......
根据热力学原理和传递过程的理论,对流体在换热器管程对流传热过程进行Yong分析,研究Yong损费用随管程流速的变化规律,探讨流体在换热器管程的......
采用Yong分析方法,分析了高低温换热器的热力学特性,给出了高低温温换热器Yong效率的计算式在考虑了和不考虑压力Yong损失这两种情况下,系统地讨论......
本文利用模糊数学中的模糊多目标优化设计理论,对壳管式换热器的主要结构参数进行了模糊优化设计,以保证在满足换热强度的条件下,尽量......
采用化学清洗和空气爆破上结合的方法,清除换热器中用由变换气及催化剂粉末等形成的垢物,降低换器的阻力,提高热效率。......
对中原化肥厂尿素装置存在中的中低压放空氨含量大,中压冷凝器结构等问题,进行分析,提出解决办法。......
介绍冷凝液泵的运行情况和出现的问题,机封国产化后进行相应的技术改造,优化了运行条件,备件使用周期大大延长,维修工作量明显减少......
石化装置中换热器密封材料应用与对比李幼祥崔亚平白尚斌中国石化锦州石油化工公司121001关键词换热器密封材料应用对比随着静密封技术的......
催化油浆-原料油换热器管束变形分析董飚张春军王志标胜利石油管理局石油化工总厂东营257000关键词换热器管程壳程管束1前言在催化裂化装置......
某化工厂一台进口换热器,由于制造偏差,在封头直边段与筒体相接处产生错边。故采用有限元方法对其进行了应力分析,并对错边部位进行了......
介绍了波纹管换热管束在洛阳石化总厂炼油厂 一催化车间轻柴油-除盐水换热器上的首次应用情况。结果表明,在换热器壳体尺寸不变时 ,......
就压力容器制造中常常遇到的几个问题进行了讨论,在综合分析现行不同观点的基础上提出了个人观点,目的在于达成共识,确保产品制造质量......
针对检修后个别列车空调机组仍存在高压超高、电流大、制冷量不足的情况进行了原因分析,说明换热器彻底清洁的重要性,并介绍了有效......
在硫铵用换热器设计中,采用碳钢管板衬一层不锈钢薄板结构,管板设计时,碳钢管板的厚度应满足设计厚度,管板与换热管的焊缝满足拉脱应力......
在石油炼制和石油化工过程中,油品需要加热、冷却、裂解、分离制取各种石油化工产品。这些工艺过程,流体流经的设备如预热、换热器、......
作者认为,对于锯齿翅片传热表面,除了高度、节距及切口长度等重要结构参数以外,还应研究“切口的错开位置”这一结构参数对传热与阻力......
介绍了在国产200t/h循环流化床锅炉建模与仿真工作中开发的复杂换热器系统动态特性的计算方法。该方法以近似解析解方法为基础,大大提高了......
建立了分析内通传热流体的圆管外相变材料储,储热特性的理论模型,并提出分析瞬态相变层厚度分布,传热流体轴向温度分布及圆管相变材料......