1)twisted tape旋流片
1.In order to enhance the heat transfer,a method that combines the converging-diverging tube and the spaced twisted tape was presented,and the heat transfer characteristics and flow resistances of four converging-diverging tubes with spaced twisted tapes being inserted in four different spaces were experimentally investigated.为了获得较好的传热性能,提出一种在缩放管内间隔插入旋流片的复合强化传热方法,对以4种不同间隔插入旋流片的缩放管进行了传热与流阻实验研究,并与普通光滑圆管、缩放管空管、内插旋流片的光滑圆管三种结构的结果进行比较。
2.The flow and heat-transfer characteristics of a new type of heat-transfer enhancement element,namely,the twisted tape as the tube bundle support,are analyzed.分析了一种新型的传热强化元件——旋流片作为管间支撑物时的流动与传热特性。
英文短句/例句
1.NUMERICAL SIMULATION OF HEAT TRANSFER ENHANCEMENT OF CONVERGING-DIVERGING PLATE WITH SPACED TWISTED-TAPE旋流片内插缩放板的强化传热数值模拟(英文)
2.Compound Heat Transfer Enhancement by Parallel Converged-Diverged Plate Inserted with Twisted Tapes缩放平行板间插入旋流片的复合强化传热
3.rotary-sliding-vane flowmeter旋转滑动叶片式流量计
4.The Relations Between the Magnetic Fields of the Helix Current and the Current Sheet螺旋线电流与电流片磁场之间的关系
5.Analysis on Heat Transfer Enhancement in the Core Flow of a Tube Filled With Swirling Flow Vanes and Its Structure Optimization叶片旋流管内核心流强化传热分析与结构优化
6.Numerical simulation of turbulent heat transfer enhancement in the heat transfer tube with swirling blades旋流叶片传热管内湍流强化传热数值模拟
7.Numerical analysis on turbulent flow and heat transfer in helix-alike internal cooling passage仿螺旋肋片内冷通道流动与传热数值分析
8.Study on Turbulent Flow and Heat Transfer in Internal Cooling Passage with Helix-alike Fins;仿螺旋肋片内冷通道流动与换热特性研究
9.Studies on the Heat Transfer Enhancement at Novel Scheme of Coil-Strip-Baffle Heat Exchanger;新型螺旋折流片式换热器强化传热研究
10.Mode Analysis of Fluid-Structure Coupling Blade under Rotational and Pre-stress Condition旋转预应力条件下的叶片流固耦合模态分析
11.Influence of Blade Number on Interior Flow of Screw Centrifugal Pump叶片数对螺旋离心泵内部流场影响研究
12.Study on Intensified Convection Heat Transfer in Straight Pipe With Tooth Spiral Piece齿形螺旋片元件强化直管对流传热研究
13.Study on droplet diameter in cross-current rotary discs supergravity field错流旋转碟片超重力场中液滴直径的研究
14.Effect of Helix-Alike Fin Surface Shape on Flow and Heat Transfer in the Internal Cooling Passage肋片几何形状对仿螺旋肋片内冷通道流动与换热的影响
15.Numerical Simulation and Experimental Study on Gas-Liquid-Two-Phase Flow in Spiral Separator;螺旋片导流式分离器气液两相流的数值模拟与试验研究
16.the whirl of the propeller blades螺旋桨叶片的旋转.
17.Kinetic pumps pass kinetic energy to the fluid by means of a rapidly rotating impeller (Blade).动力泵依靠高速旋转的叶轮(叶片)将动能传给流体。
18.machine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate.通过装有叶片的转子旋转把流动物体的动能转化为机械能的机器。
相关短句/例句
Twisted leaf旋流片
1.Based on the experimental investigation,a shell-side periodic unit channel model of the longitudinal flow type heat exchanger was developed for numerical simulation to analyze the flow and heat transfer information of swirl flow induced by twisted leaf.提出并分析了一种新型的传热强化元件——旋流片作为管壳式换热器管隙间支撑物的传热强化机理。
3)twisted-leaves旋流片
1.Numerical simulation of flow and heat transfer in a tube inserted with twisted-leaves;内插旋流片的管内流动与换热的数值模拟
2.The influences of twisted-leaf piech L_ p ,swirl angle β and twist angle α on the characteristics of heat transfer and flow resistance of plain circular tube with inserted twisted-leaves discontinuously for air turbulent flow were analyzed in detail by numerical simulation and the optimized structure of the twisted-leaves was obtained based on heat transfer enhancement valuation factor η.在圆管内间隔插入多个旋流片的流道中,流体流动呈现周期性自旋流。
4)spaced twisted-tape旋流片
1.Heat transfer and flow characteristics of the converging-diverging plate with spaced twisted-tapes have been obtained by numerical simulation.对旋流片插入平行缩放板的传热与流阻性能进行了数值模拟研究。
5)coil-strip-baffle螺旋折流片
1.Research on heat transfer enhancement at shell-side ofcoil-strip-baffle heat exchanger;螺旋折流片强化壳侧传热研究
2.A four-tube mathematic-physical model with two coil-strip sleeved tubes and two bare ones oppositely placed at each corner of a square was established for quadrilateral tube arrangement in a coil-strip-baffled tube-shell heat exchanger.针对螺旋折流片管壳式换热器的正方形布管方式,建立了相间套螺旋折流片的四管数学物理模型,利用FLUENT软件对该模型的流动与传热情况进行了数值模拟;并与光滑通道中及单管螺旋折流片模型的流动和传热结果进行了对比。
3.A novel coil-strip-baffle structure used for heat transfer enhancement in the shell side of a tube-shell heat exchanger is presented, which sleeves some tubes of a heat exchanger with coil-strips to enhance heat transfer in the shell side and to support their adjacent tubes.提出了一种强化管壳式换热器壳侧传热的螺旋折流片式换热器新方案,该方案在部分管子上套上螺旋折流片,不仅强化传热,而且对相邻管子形成支撑;利用FLUENT流体计算软件对同心套管螺旋折流片式换热段的壳侧流场、温度场进行了数值模拟,并讨论了螺旋角对其强化传热和阻力性能的影响。
6)vane-swirling flow tube叶片旋流管
1.Based on the theory of heat transfer enhancement in the core flow in this article,a kind of vane-swirling flow tube with relatively higher heat transfer efficiency and lower flow resistance was presented in this paper,and accordingly the physical and mathematical models for the vane-swirling flow tube were established.本文根据管内核心流强化传热的原理,提出了一种高效低阻的叶片旋流管,分析其传热强化的机理,建立相应的物理和数学模型。
延伸阅读
氨酚伪麻片（日片）与氨苯伪麻片（夜片）药物名称：氨酚伪麻片（日片）与氨苯伪麻片（夜片）英文名：Compound paracetamol Combination Tablets汉语拼音：主要成分：日服片：对乙酰氨基酚、盐酸伪麻黄碱；夜服片：对乙酰氨基酚、盐酸伪麻黄碱、盐酸苯海拉明。性状：日服片为白色，夜服片为蓝色。药理作用：动物试验表明本品具有解热、镇痛、镇静作用，另可降低鼻气道阻力及粘膜血管的通透性。药代动力学：适应症：用于治疗感冒引起的发热、头痛、四肢疼痛、鼻塞、流涕、喷嚏等症状。用法与用量： 白天服日服片，每日二次（8小时一次），每次1～2片。 晚上睡前服用夜服片，一日一次，每次1片。不良反应：偶见。为轻度口干、口苦、上腹不适、困倦、多汗等。禁忌症：对（包括日服片和夜服片）组分过敏者禁用。注意事项： 1.每日不超过8片，疗程不超过7天。超量服用可产生头晕、失眠、神经质等症状。 2.心脏病、高血压、甲亢、糖尿病、青光眼、肺气肿等呼吸困难、前列腺肥大伴排尿困难者不宜服用。 3.避免与降压药或抗抑郁药同时服用，服药期间避免饮酒。 4.孕妇、哺乳期妇女使用前应咨询医生。 5.服用本品若症状未改善或伴高热，应及时停药。 6.对麻黄碱药理作用敏感者及老年人慎用。12岁以下儿童不宜服用。 7.夜用片服药期间可引起头晕、嗜睡，故不宜驾车、高空作业及操纵机器。规格：每片含 日服片 夜服片 对乙酰氨基酚 0.325g 0.5g 盐酸伪麻黄碱 30mg 30mg 盐酸苯海拉明贮藏：遮光，密闭保存。有效期：暂定二年。处方药：是
