压缩机

Through an in-depth analysis of modification theory for the top profile together with its purpose, the modification principle and the design principle of the discharge port are presented. The boundary curve equation of the maximal area of discharge port is deduced in theory and the corresponding mathematical model is established.

通过对齿端修正理论及目的的深入分析，确定了齿端修正的原则，并提出了型线齿端修正的涡旋压缩机排气孔的开设原则，详细分析了排气孔理论上最大开设区域，并推导了区域边界方程，建立了相应的数学模型。

An old refrigerator compressor is such, it is to start a loud buzzing.

答：旧冰箱压缩机是这样，这是开始一个响亮的热闹。

Outdoor machine set makes refrigerant be condensed. Compressor in frequency conversion type is as power source for loop of refrigerant. Flux of refrigerant in test pipe, which is connected to indoor machine set, is adjusted from bypath.

采用室外机使制冷剂冷凝；变频压缩机作为制冷剂回路的动力源；通过室内机与测试管段并联，旁通调节测试管段内制冷剂流量。

Casting for auto parts(calliper,bracket,disc,pressure plate etc),reerigerator and air conditioner compressor parts,machinicalparts,construction parts,motorparts, pump parts etc.

汽车用铸件（制动钳体、支架、制动盘、压盘等），机械零件，冰箱、空调压缩机铸件，建筑工程用铸件，电机零件，水泵等。

Our company is specializing in the refrigerator compressor capacitor business.

本公司是专业从事冰箱压缩机电容的企业。

Stabilization of system is flux of compressor is equal to flux of capillary tube.

本文把制冷剂流量作为系统的基本参数，系统模型的收敛条件为压缩机的质量流量和毛细管的质量流量相等。

Model of compressor、condenser、evaporator and capillary tube is upbuilded and connected on the basic of sequence of circle and holistic steady model is founded.

建立了压缩机、冷凝器、蒸发器、毛细管的数学模型，并将这些模型按照制冷循环系统的流程有机的连接起来，建立了整个系统的稳态参数模型。

The author wish this studywin be used in the development of numerical control dividing lathe that can divide intogroups of the size for precise measure of thickness of "compressor carboy hatch soft shim".

并希望将这一研究结果应用于对"压缩机缸盖软体垫片"厚度尺寸精密测量分组的数控分选机的研制。

The author wish this study win be used in the development of numerical control dividing lathe that can divide into groups of the size for precise measure of thickness of ompressor carboy hatch soft shimThe system of pneumatic measure applied widely for component measurement in produce process in factory .

并希望将这一研究结果应用于对"压缩机缸盖软体垫片"厚度尺寸精密测量分组的数控分选机的研制。

This paper deriving the theory workinflection point in the static stage characteristics curve of small measurement range lineardimension measurement .by the way of high pressure and back pressure pneumaticmeasure and designed the parameter of the mainly and measure spray head, which are thekey component in the spray head-baffle pneumatic sensor .The different groups for themain-spray head and the measure spray head ,will effect the dynamic and static stagecharacteristic parameter .The author have done contrast experiment and optimizationdesign to test and verify the theory derivation whereby made the rang of show valve ofpneumatic measure system measure range up to 40 μ m, the sensitivity up to 100mv/μ m,resolution up to 0.05 μm, the uncertainly of measure is less than 0.02 μm, satisfaction ofrequirement of groups the carboy hatch thickness size precise measure of soft shims.

对高压背压式气动测量用于小量程线性尺寸测量的静态特性曲线的理论工作拐点进行了推导，对气动测量系统中的喷嘴-挡板型气动传感器中的关键部件——主喷嘴和测量喷嘴的参数进行了理论设计，对主喷嘴和测量喷嘴的不同组合，将影响测量系统静、动态特性指标的喷嘴参数进行了对比实验和优化设计，并通过实验验证了理论推导，从而使气动测量系统量程的示值范围达到40μm，灵敏度达到100mv／μm，分辨率达到0.05μm，测量不确定度小于0.2μm，满足了压缩机缸盖软体垫片厚度尺寸精密测量分组的要求。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。