增压作用

When diesel/CNG dual-fuel turbocharge intercooling engine D6114 runs in dual-fuel mode, only diesel fuel is supplied when starting and idling, and when engine speed is beyond the preset value,electronic control system send out command to limit diesel fuel injection amount,and natural gas begin to enter into cylinder through mixer to take part in burning, at this time small a mount of diesel fuel shall play mainly a role of ignition,and engine load is changed by altering natural gas supply amount.

D6114柴油/CNG双燃料增压中冷发动机当以双燃料方式工作时，发动机起动和怠速只燃用柴油；当转速超过某设定值，电控系统发出指令限制柴油的喷油量，天然气经混合器进入气缸参与燃烧，此时少量柴油供给主要起引燃作用，发动机负荷变化则通过改变天然气供给量的大小来实现。

Aiming at the problems that oil pressure of existing P7100 type fuel injection pump can not meet the demand of the injection pipe fatigue test, on the basis of analysis and calculation, we designed a set of hydraulic integrated supercharging device.

针对现有 P7100型喷油泵出油压力不能满足喷油管疲劳性试验要求的问题，在分析、计算的基础上，设计出一套全液压集成式双作用增压装置；对其工作原理、结构特点进行了简要介绍，提出了系统集成化的设计思想，实现了各缸、阀、油路等元件的集成化。

Regulators booster pump water supplement a major role in the leaking pipeline system so that the Fire Services Network automatically when water pressure dropped to work.

稳压泵主要起到补水增压的作用，在管道系统渗漏使消防管网水压下降时自动投入工作。

"Hydraulic safety valve" is widely used in hydraulic power systems and hydraulic equipment of safety devices, pressure devices can be limited, is a special valve, which is different from the conventional valve, the traditional use of mechanical valves metal spring as a driving force, can only be limited to low pressure, encountered more BALANCING VALVES than 10Mpa pressure limit pressure can do to increase the volume of pressurized design, the traditional role of the high-pressure valves and high pressure hydraulic power systems and hydraulic equipment The limit pressure of necessity is bulky and complicated structure, difficult to manufacture large, high production costs; in the course of the fatigue of metal spring parameters change fluctuating pressure limiting Ambassador to regular revision to ensure the normal use.

&气动液压安全阀&是目前广泛应用于液压动力系统和液压设备中的安全装置，也可以作限压装置，是一种特殊的阀门，它不同于传统的阀门，传统阀门用机械金属弹簧为动力，只能限中低压力，遇到超过10Mpa以上的压力限压，闸阀只能做加大体积的增压设计，因此传统阀门作用于高压和超高压的液压动力系统和液压设备的限压时必然体积笨重，结构复杂，制造难度大，产品成本高；在使用过程中金属弹簧的疲劳变化大使限压参数波动大，要经常调整才能保证正常使用。

"Hydraulic safety valve" is now widely used in hydraulic power systems and hydraulic equipment in the safety device could also serve as limited pressure device, is a special valve, unlike conventional valves, conventional valves with mechanical metal spring as a driving force, can only be limited to low pressure, the pressure encountered over more than 10Mpa limit pressure can do to increase the volume of the Safety Overflow Valve booster design, the traditional role of the high-pressure valves and high pressure hydraulic power systems and hydraulic equipment The limit pressure of necessity is bulky and complicated structure, difficult to manufacture large, high production costs; in the course of the fatigue of metal spring parameters change fluctuating pressure limiting Ambassador to regular revision to ensure the normal use.

&气动液压安全阀&是目前广泛应用于液压动力系统和液压设备中的安全装置，也可以作限压装置，是一种特殊的阀门，它不同于传统的阀门，传统阀门用机械金属弹簧为动力，只能限中低压力，遇到超过10Mpa以上的压力限压，只能做加大体积的增压设计，因此传统阀门作用于高压和超高压的液压动力系统和液压设备的限压时必然体积笨重，结构复杂，制造难度大，产品成本高；在使用过程中金属弹簧的疲劳变化大使限压参数波动大，要经常调整才能保证正常使用。

Turboexpander is the key of cryogenic machine, and gas bearing is the most important component of it. Supercharger is used to absorb the power exported by turboexpander for the purpose of enhancing the efficiency, and supercharger can also enhance the pressure.

透平膨胀机是低温机械的关键设备，高速气体轴承又是其核心部件；增压机回收透平膨胀机输出的轴功，既可以提高其经济性，又能起到增压的作用，是目前小型透平膨胀机发展的趋势。

The foamed polyurethane casting line is mainly composed of scissors lifting table, multilayer double-acting press, door press, vacuum cups, premixing table, pressuring machine, measuring device, reaction vessel and other injection equipments.

聚氨脂泡沫浇注生产线主要由剪刀提升台，多层双作用压机、真空吸盘、预混台、增压装置、计量装置、反应容器等注塑设备组成。

Through analysis of the hydraulic shock produced in the course of reversing of the reversing valve used in the cylinder pump circuit pump, the paper shows that this hydraulic shock in the return oil pipe in the hydraulic cylinder is the result from the mutual effect due to the oil inertial force and the loading inertia force.

通过对泵—缸式液压回路在换向阀换向时产生的液压冲击的分析，表明液压缸回油管路中的液压冲击是由油液的惯性力和负载的惯性力共同作用的结果，在此基础上提出了液压缸回油管路中液压冲击的增压压力计算公式，结果可为液压系统和管路的防振减噪设计提供参考。

But this turbo-charged investment has had negative side-effects that make it hard to sustain.

但是这种&涡轮增压式&的投资带来了负作用，使其难以为继。

The study of the fluid dynamic characteristics calculation method and its application for gas turbine secondary air network system, which is used for cooling and protecting the high-temperature components of turbine and for sealing and pressurizing chambers, are important to ensure the high thermal efficiency and the operation stability and safety of gas turbine.

研究用于燃气轮机高温部件的冷却与保护、密封以及腔室增压的二次空气系统的流体动力特性计算方法及其应用，对保证燃气轮机发电机组的热经济性与运行的稳定性及安全性具有重要作用。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。