查询词典 flow resistance

It took those factors affecting the flux of each tube into account and obtained the accurate flux of the working medium in each tube under the condition that the heat load, the parameter of structure and the flow resistance coefficient of each tube were supplied.

该方法考虑了各种因素对锅炉本体每根管内工质流量的影响，在其热负荷、结构参数和工质流动阻力系数给定的条件下，可以准确计算出每根单管内的工质流量。

Objective:To introduce the design of a water-sealed inspiratory threshould loading device and investigate if it can provide precise and constant inspiratory threshould loadwith little flow resistance.

目的：介绍简易的&水封式&吸气阈值负荷装置的设计原理，论证其具备可提供准确吸气阈值的功能和阻力负荷很低的特点。

It shows that the flow resistance force of tube bundle has obvious effects on the vacuum and pressure drop of condenser, and also has a little effect on the shell side heat transfer coefficient.

结果表明，管束阻力对凝汽器的真空和压降有较大影响，对凝汽器壳侧换热系数的分布也有一定影响。

The flowand heat transfer performances of two-row bundles with different fin spacing are carriedout. The effects of fin spacing on air-side heat transfer coefficient and flow resistance arediscussed.

对不同翅片间距的两排管管束流动和传热性能进行了分析，得到翅片间距变化对空气侧表面传热系数和流动阻力的不同作用规律。

The numerical results of flow resistance and heat transfer agree well with experimental data.

用试验的方法确定了油焦浆管内等温流动的流动阻力计算方法和在搅拌加热器中传热努歇尔数的计算方法。

The heat transfer and flow resistance performance of corrugated tube heat exchanger were examined by oil, water, and steam.

采用油、水、水蒸气对波纹管换热器的传热和流动阻力性能进行了试验研究。

In the present numerical study,the effects of structural parameters of the spiral rotor internal insert on heat transfer and flow resistance were investigated.

管内插入物是一种强化管内换热的有效方法，内插可以旋转的结构在强化换热的同时还具有良好的除垢效果。

Both heat transfer and flow resistance properties of vertically laid,single spiral corrugated tubes under condensation conditions have been discussed in this paper.

本文对垂直布置的单头螺旋槽管在凝结条件下的传热和阻力特性进行了实验研究。

These methods are all helpful for the analyses of flow resistance and surface heat transfer.

这些方法均有助于流动阻力和表面换热特性的分析。

The results will facilitate analysis of the movement process and study of the flow resistance of the hydraulic cylinder seal structure.

该分析为水压缸步进动态过程理论建模以及水压缸密封结构泄漏流阻的研究提供了依据。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐