真空保温

采用蒸汽压缩式制冷方法制作了BGO探测器真空保温系统，并探讨了温度对BGO探测器能量分辨率的影响。

The vacuum and heat preserving apparatus of BGO detector using steam compressing are introduced , and temperature effect on energy resolution of BGO detector are discussed .

不锈钢真空保温瓶的保温特性研究

Study on Keeping Temperature Characteristics of Stainless Steel Vacuum Bottle

钢外护管高温蒸汽真空保温管道热力计算分析

Thermal analysis of steel-jacketed vacuum insulated heating pipeline

真空保温孔板式低温流量计

The cryogenic orifice plate flowmeter by vacuum insulation

不锈钢真空保温器皿的焊接

Welding for stainless steel vacuum utensils

一种真空保温孔板式低温流量计用于4米高温超导电缆制冷系统。

A kind of cryogenic orifice plate flowmeter by vacuum insulation is used in the cryogenic LN2 system for4M-2000A superconductor cable .

用光学显微镜和彩色金相技术，研究了真空保温过程中界面的迁移情况及其影响因素。

With the help of optical microscope ( OM ) and color metallography , the interface migration and its influencing factors were investigated during vacuum holding process .

叙述了真空保温杯的种类，保温时间及使用寿命，联合设计三室真空钎焊炉的优点以及真空杯的钎焊焊料、结构。

Introduces the types , holding time and service life of vacuum mugs . Describes the advantages of the jointly-designed three-chamber vacuum brazing furnace and the construction of vacuum mup and solders used for it .

真空保温杯和冰水混合物双重隔离实验对象，降低了冰与环境的热交换，通过移液管测量冰熔化成水的体积变化，进而测定冰的熔化热。

The experimental object is separated by vacuum bottle and mixture of ice and water , for decreasing the heat exchange of ice from environment . The volume variety of ice during melt process is measured by the move-liquid tube , and the melting heat of ice is also measured .

真空不锈钢保温容器旋压成形工艺

The Research on Spinning Formation Process of Stainless Steel Vacuum Thermos

一种太阳能真空热水保温输送管。

Disclosed is a solar-energy vacuum hot-water heat-insulation delivery pipe .

本实用新型与日用产品保温杯有关，尤指带有无尾真空的保温杯。

The utility model relates to a daily product of a heat preserving cup , in particular to a vacuum heat preserving cup without a tail .

真空不锈钢保温杯，出差良伴，有杯无患。的确，它们根本就不是真正来自太空。

A stainless steel vacuum thermos cup , a good companion on Business trips , frees you from inconvenience . Indeed , they are not really cosmic at all .

本实用新型涉及一种真空柔性保温衬。其特征在于：高阻隔密封袋内封装有真空状态下的柔性保温材料。

The utility model relates to a vacuum flexible heat insulating lining which is characterized in that flexible heat insulating materials in vacuum state are filled and sealed in a high-barrier bag .

真空不锈钢保温容器的内胆身及外壳采用旋压工艺成形，可节省原材料，减少加工工序及模具投资。

Adopt the spinning formation process , for the inner cylinder and outer jacket of stainless steel vacuum thermos , can saved raw materials , eliminated work steps and the investment of models .

真空1600℃保温1h热处理后，无涂层C/SiC的总发射率有所降低；而SiC-C/SiC以及抛光SiC-C/SiC的半球向总发射率明显上升。

After 1h heating treatment in vacuum at 1600 ℃, the total hemisphere emissivity of C / SiC composites declined , but SiC-C / SiC and polishing SiC-C / SiC increased remarkably .

结果表明：采用Nb-Al中间合金粉和Ti粉，经混合、压制成形后，于1700℃真空烧结，保温4h，可制得致密且成分均匀的单相固溶体（氧含量0.2%～0.3%）。

Results have shown that the densified monophase solid solution ( 0.2 % ~ 0.3 % oxygen content ) with homogeneous composition could be made by mixing Nb-Al intermidiate alloy powder and Ti powder that followed by compacting and sintering in vacuum at 1700 ℃ for 4h .

保温瓶瓶胆真空度与保温性能的关系

The Relation between Vaccuum and Heat-Retension of Thermos Refills

且能恒温并能比普通的保温杯真空杯之类保温更长的时间。

The utility model can keep constant temperature , and have a longer heat preservation time than common vacuum cup , thermos cup and the like .

研究发现蒸发温度、真空度、保温时间对超细铜粉的形貌、平均粒度和粒度分布有相似的影响，且为主要影响因素。

The results showed that the evaporating temperature , vacuum degree , and the holding time had the similar effect on the morphology , mean particle diameter and size distribution of the copper powders , which were the main factors .

真空热处理炉保温屏的试验研究

Test and research on heat shields of vacuum heat-treatment furnace

本公司是专业生产不锈钢真空杯、不锈钢保温杯等系列产品的企业。

The Company is a professional production of stainless steel vacuum cups , stainless steel cup , such as thermal insulation products business .

真空断热，保温、保冷，焖烧已煮好的稀饭、炖品、花茶轻松方便。

Vacuum breaks heat , heat preservation , the anti-condensation , braised burn already cooked porridge , type of stew , jasmine tea easily .

计算真空层压力处于中、低真空下的真空保温管道的换热时不应忽略真空层中的对流换热。

ON THE MEASURE OF VACUUM The heat transfer by convection in vacuum insulation of steel jacketed heating pipe line is not neglectable .

本文详尽的叙述了该设备的构成、真空热风干燥浸油工艺以及讨论了真空热风干燥与保温之间的关系。

In th is paper , the equipment structure , the process of vacuum hot air drying for oil impregnation equipment are given , the relation between the vacuum ho .

简要介绍了真空热处理加热滞后时间的计算方法，为准确、合理地确定真空热处理加热保温时间提供了理论基础。

The article briefly introduces a calculating method of vacuum heat treatment thermal hysteresis time , to accurately and reasonablely decide vacuum heat treatment heating and holding time .