Two-stage heat pump system is an important research direction which can acquire high temperature working fluid.
双级热泵系统是获得高温工质的一个重要研究方向。
Because of the characteristic of the system, we choose Songbin Resort as object to study the double-stage heat pump system.
并以吉林市松滨度假村为研究对象，建立了该双级热泵系统的系统组成。
Presents the two-stage heat pump test-bed designed by the authors, analyses the problem existed in experiment and offers the improving method.
介绍了自行设计的双级热泵实验系统，分析了实验中遇到的问题，提出了改进方案。
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency.
但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
Heat in each stage has exponential relation with RDX content, and thermal weightlessness has linear relation with RDX content.
各阶段放热量和RDX含量成指数关系，热失重百分率与RDX含量成线性关系。
This is also the Heat to a certain extent, the suspicion fans, their beloved team is also prepared to put rotten year, and then wait for the opportunity to stage a comeback.
这也一定程度上让热火的球迷们猜疑，自己深爱的球队是否还要准备再摆烂一年，再等待东山再起的机会。
A theory framework is presented for flexible heat exchanger network (HEN) synthesis considering the scheduling of cleaning maintenance at initial design stage.
提出柔性换热网络在初始设计阶段，考虑网络投入运行后，实施清洗维护时序安排的理论框架。
Optimal simulation of heat exchanger networks is made for two—stage cooling of wort in beer factory.
本文对啤酒厂麦汁二级冷却的换热器网络问题进行了优化模拟。
The study is about the coefficient of heat transfer of convection in the stage of Constant rate of drying with the ways of dimensional analysis and the experiments.
应用因次分析和实验测定相结合的方法，对恒速干燥阶段的对流传热系数进行了研究。
The other is a feed-forward model, which is deduced according to heat balance of supply and consumption, combined with PID controller used for corresponding annealing stage.
另一方面，针对不同的退火阶段，分别从热平衡方程进行分析，进而设计了以热平衡方程为核心的前馈模型，结合PID算法有效提高了温度控制的精度。
Although fire and heat are the basic pathogenesis of blood syndrome at its acute stage, deficiency and cold syndromes are not excluded.
“火”、“热”虽为血证急性期的基本病机，但亦不能排除虚寒证。
A two-stage compression variable frequency air source heat pump (TV-ASHP) has been developed combining variable frequency technology with two-stage compression cycle.
将双级压缩和变频技术有机结合，提出一种适用于寒冷地区双级压缩变频空气源热泵系统。
This paper deals with the application of one stage ammonia absorption type refrigerator based on industrial waste heat recovery in industrial ice making (cold storage)and refrigeration.
介绍以工业余热为热源的单级氨水吸收式制冷机在工业制冰（蓄冷）与冷藏中的应用。
However, our research on the ground-source heat pump system is still in the initial stage, and not yet mature design and operation of the lessons learned.
但是，我国在地源热泵的深入研究方面还处于起步阶段，尚没有成熟的设计与运行的经验总结。
A heat and mass transfer relation in a solar still was established and the steady state simulation experiments in a multi stage stacked tray distillation chamber were conducted.
建立了盘式太阳能蒸馏器中一组传热传质关系式，并用多级迭盘式蒸馏室进行稳态模拟实验。
We have stud - ied heat supply system seriously, and use a new kind of plan named heat pump of steam supply system instead of the three - stage steam supply.
对纸机供热系统进行了研究，采用一种新型的供汽系统- - -热泵供汽系统，取代了传统三段供汽。
The stage of fervescence is short, the heat draws back the most conditions to reduce.
发热期较短，热退多数病情减轻。
Most part of latent heat of the vapor and the sensible heat of water can be utilized several times because multi-stage falling film evaporation and condensation processes are utilized.
该装置的蒸馏系统采用了多级降膜蒸发及降膜凝结技术，使其中大部分蒸气潜热及部分盐水的显热得到了多次重复利用。
These stabilizers could inhibit the thermal decomposition at the early stage, and meanwhile prolong the long-term heat stability of PVC.
当PVC初期受热分解时，分子链上的初期稳定官能团起作用，抑制其分解。
Conclusion Heat-clearing and blood-cooling soup in treating psoriasis at progressing stage has better clinical effects and a function of improving blood viscosity.
结论清热凉血汤治疗银屑病进行期有较好的临床效果和改善血液黏稠度的作用。
With comprehensive analysis, two-stage compression cycle is applied to air-source heat pump to adapt to the low-temperature environment.
本文通过综合分析，选择将两级节流中间不完全冷却双级压缩循环应用于空气源热泵热水器以适用低温工况。
The principle of waste heat utilization to save energy in the two-stage drying pro-cess is introduced.
简述了节能两级干燥工艺流程利用余热的基本原理。
On the basis of summing up these deficiencies, the Type JR ammonia converter internals of multi stage adiabatic indirect heat exchange mode have been developed.
在总结这些不足的基础上，开发了JR型多段绝热—间接换热式氨合成塔内件。
Firstly, the impact of temperature on cyclamen seedling growth was studied, and the physiological traits of the heat tolerance and heat tolerance index in seedling stage were analyzed.
首先，研究了不同温度对仙客来幼苗生长发育的影响，对苗期耐热性生理基础及耐热性指标筛选进行了分析。
The heat analysis of binary current leads which consist of copper current lead and high temperature super conducting was made on condition that the lead was cooled by two-stage refrigerator.
对在两级制冷机传导冷却下由高温超导和铜组成的二元电流引线进行热分析。
This paper proposed that there are two stages in sublimation process: the heat transfer controlled stage and the mass transfer controlled stage.
提出冷冻干燥升华过程主要由传热控制和传质过程两阶段组成。
True Dual Two-Stage Gas Infra-Red Tube Heaters provide precise air to gas ratios at both the high- and low-heat stages for optimum efficiency.
该管式红外线加热器提供低热量的最佳效率高精度空气对气体比。
H. E. A. T. intercoolers and aftercoolers are specialized heat exchangers that are used in multi-stage compressor systems to cool the pressurized air or gas.
我们公司生产的中间冷却器&后冷却器均为特制的热交换器，主要应用于多节压缩系统中，冷却增压空气或煤气。
H. E. A. T. intercoolers and aftercoolers are specialized heat exchangers that are used in multi-stage compressor systems to cool the pressurized air or gas.
我们公司生产的中间冷却器&后冷却器均为特制的热交换器，主要应用于多节压缩系统中，冷却增压空气或煤气。
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