尽管它们中的绝大多数都已经到位并投入了使用,但德根和陶冶仍然需要制冷装置将它的系统冷却到略高于绝对零度的温度。
Most of the parts are in place and functioning, but Degen and Tao still need to obtain the refrigeration unit that will cool the system to just above absolute zero.
在一定的进气状态下,为达到要求的出气干度,对给定的空气流量进行了设计计算,以得到合适的传热面积与制冷系统的匹配。
At a given air inlet condition and airflow rate, meanwhile, dryness of air outlet was required, proper heat-transfer area and matching refrigeration system are obtained through calculating.
海军陆战队能源顾问迈克尔·博伊德(Michael Boyd)指出,在阿富汗夏季时,光是用于帐篷内的制冷就要约44.8万加仑的汽油。 阿富汗夏季的温度远超过40度,而冬天却很温暖。
Some 448, 000 gallons alone are used to keep tents cool in the Afghan summer, where temperatures reach well over 40C, and warm in the winter, said Michael Boyd, an energy adviser to the Marine Corps.
基于大过冷度制冷循环的原理,提出了一种新颖的家用冰蓄冷中央空调系统,并对此系统的工作过程进行了详细介绍和分析。
According to the principle of overcooled refrigeration cycle, a new type residential ice storage air - conditioning system was designed and its operating process was introduced.
建立了热力膨胀阀模型,重点建立了流量与阀前后压差及制冷剂进出口干度的关系。
The model of thermal expand valve is built and the connection of flux, pressure difference between the front and behind of the valve and cryogen dryness of inlet and outlet.
真空度下降会引起溴化锂制冷机制冷量下降,机组使用寿命缩短,溶液性能及循环状况恶化。
The decreasing of vacuum can decrease the refrigerating capacity, shorten the life time and deteriorate solution performance and circulation situation.
随着冷凝器进口空气温度的升高,蒸发压力、冷凝压力升高,而过冷度、过热度、制冷量和COP均线性下降;
With the increase of inlet air temperature of the condenser, evaporation pressure, condensation pressure increase, but supercooling and superheat degree, refrigerating capacity and COP decrease.
分析了大过冷度制冷循环的工作特性和几种常见制冷剂在大温差过冷情况下的运行特点。
The characters of overcooled refrigeration was analyzed and the operating features of several refrigerants in high sub - cooling degree was introduced.
利用精确度高的P - R状态方程和M -H81状态方程,采用余函数法对制冷剂的比定压热容进行了理论推算和比较分析。
Based on P-R equation of state and M-H81 equation of state with high accuracy, detailed calculation and analysis were made by utilizing residual function method.
针对九种不同的测试方法,理清所有的影响因素对制冷量的传递关系,分析得出反映传递关系的灵敏系数,初步建立分析不确定度的模型。
Aim at all the tests, deduce the sensitivity coefficients reflecting the transfer relation by make all the factors infecting the output and erect the uncertainty model elementarily.
最后利用可压缩程序计算了小孔型脉管制冷机当小孔处于最佳开度时小孔处的气流分布。
Finally, the calculated velocity distribution at the orifice of the orifice pulse tube refrigerator was presented at the condition of the optimum opening of the orifice.
若同时保持吸气过热度一定,则三联式系统内两单机的膨胀阀开度、制冷剂质流量、制冷量呈现出抛物线的依变关系;
With the suction superheat kept constant meantime, the valve opening, refrigerant mass flow rates and the cooling capacity between two individual units exhibit a parabola relationship.
制冷时,不要设置过低温度,一般设定在26 - 27度空调冷负荷可减少8%以上。
Refrigeration, do not set too low temperature, generally set at 26-27 degree air conditioning cooling load can be reduced by more than 8%.
研究人员称用激光冷却高密度气体的方法有可能成为一种新的制冷方式,甚至有可能达到接近绝对零度的低温。
The researchers say laser cooling of dense gases could work as a new kind of refrigeration, and might even be able to achieve temperatures close to absolute zero.
通过制冷可以很大程度上降低接收机的噪声温度,从而提高接收机的灵敏度。
Through the refrigeration, we can greatly reduce the noise temperature of the receiver, so as to improve the sensitivity of the receiver.
使用制冷机冷却压蜡模具比水冷却法效率高,劳动条件好,提高了蜡模表面粗糙度。
To cool the pattern injection die by refrigerator is more efficient than by water cool, and it provides better working conditions and improves the surface degree of finish of the wax pattern.
介绍了一种新型非制冷高速高灵敏度硅基电容式红外探测器的工作原理,描述了探测器的设计思想及制作工艺。
A novel uncooled silicon capacitive infrared detector with high speed and sensitivity is introduced. The design idea and fabrication processes of this infrared detector are described in detail.
若制冷器线性度较低,则结果相反。
If the linear degree performance of cooler is low, the result reverses.
另外,使减压器以规定开度打开,使极少的制冷剂向室内热交换器循环,从而可提高除霜结束判定的精度。
Furthermore, the reducer is turned on at the prescribed degree, thereby circling the little refrigerant to the indoor heat exchanger so as to improve the precision of judging the finish of defrost.
本文从多自由度线性系统运动方程出发,利用有限元方法,对滚动转子式制冷压缩机QX- 222型进行了模态分析和动力修改。
Based on dynamic equation of multi-freedom linear system, model analysis and dynamic modification for rotary compressor QX-222 are carried out by finite element method.
热力膨胀阀的开度受控于蒸发器出口的制冷剂过热度,通过开度的调节,达到调节蒸发压力和控制制冷剂过热度的作用;
The opening degree of the thermo-mechanic expanding valve is controlled by the over-heating degree of the refrigerant at the outlet of the evaporator.
制冷器一种为迅速制冷和贮藏易腐坏的食物而保持着零度以下温度的热绝缘分隔间,柜子或房间。
A freezer is a thermally insulated compartment, cabinet, or room in which a subfreezing temperature is maintained for the rapid freezing and storing of perishable food.
制冷器一种为迅速制冷和贮藏易腐坏的食物而保持着零度以下温度的热绝缘分隔间,柜子或房间。
A freezer is a thermally insulated compartment, cabinet, or room in which a subfreezing temperature is maintained for the rapid freezing and storing of perishable food.
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