查询词典 hydraulic

Introduced the principles of hydrodynamics in the household hot water heating system,Analyzed characteristics of hydrodynamics in the household hot water heating system,using unequal temperature reduction hydraulic balance method,established hydraulic analysis mathematics model for household hot water heating system.Using the model analyzed the upfeed system of household hot water heating in engineering.

介绍了分户式热水供暖系统的水力工况原理，通过分析分户供暖系统的水力特点，应用不等温降的管网水力平差的计算方法，建立了分户供暖管网系统水力分析的数学模型，并应用该模型对工程中习惯采用的下供下回式分户热水供暖系统进行了分析，编制了水力分析软件。

A container with hydraulic ts when normal hydraulic supply is not vailable.

当没有正常的液压源可用时，该容器可用以驱动部件。

By regression of experimental data, therules of the linkage between these factors, which will provide a theoretical basis for designing BBP with different scales.3 Using thermal analysis technology and dynamic thermogravimetry, the paper studies combustion kinetic characteristics of 3 types of agricultural crops at different rate of temperature rise, and thus, achieved dynamic parameters of these fuels at different rate of temperature, established dynamic model of straw combustion, which reflects the dynamic process in the fast combustion area.4 Characteristics of straw briquette combustion was experimented, focusing on the impact of straw type, temperature, air supply, and density, diameter, and weight of briquette on the combustion speed, and the following conclusions were drawn:(1) combustion of straw briquette fuel is static permeation diffusion combustion;(2) temperature has a larger impact on the speed of straw briquette combustion than air supply; the higher the combustion temperature is, the faster volatilizable component separates out, and the less steady the combustion is;(3) density of briquette fuel has impact on the speed of volatilizable component separation and therefore the combustion speed;(4) increase of diameter and weight of briquette fuel increases the average combustion speed in the initial stage, and that in the later stages is comparatively steady;(5) the proportion of volatilizable component in straw briquette fuel is high, therefore, the temperature control during combustion under the rational ventilation condition is essential to ensure its safe combustion.5 Using the above-mentioned results of experiments and theoretical analysis, and based on thought of hydraulic driven and bi-direction compression, the hydraulic system and compression parts of the HBP BBP are re-designed in terms of industrialization.

利用热分析技术，采用动态热重实验法，对我国的三大农作物秸秆在不同升温速率下的燃烧动力学特性进行了较系统的研究。得到了各原料在不同升温速率下的动力学参数；建立了秸秆燃烧的动力学模型，该模型反映了秸秆迅速燃烧区的动力学过程。 4 对秸秆成型燃料的燃烧特性进行了试验研究。着重研究了秸秆河南农业大学博士学位论文巫的种类、温度、空气供给量、成型燃料密度、直径、质量对成型燃料燃烧速度的影响并得出如下主要结论：①秸秆成型燃料的燃烧方式属于静态渗透式扩散燃烧。②秸秆成型燃料燃烧速度受温度的影响大于通风量燃烧速度的影响：燃烧温度越高，挥发分析出速度越快，燃烧平稳性愈差。③成型燃料密度影响成型燃料挥发分的析出速度，影响燃烧速度。④成型燃料直径和质量的增加，使得燃烧初期的平均燃烧速度增大，中后期的平均燃烧速度相对平稳。⑤秸秆成型燃料含挥发分比例高，因此合理配风下的控温燃烧是保证其完全燃烧的关键。 5运用已取得的试验和理论分析结果，以液压驱动、双向成型为基础，从产业化的角度对HBP型成型机进行了液压系统和成型部件的改进设计；同时采用了二级预压机构，使该成型机的生产率达到 500kg.hd；单位能耗 60kwh。上'左右，磨损件修复周期 300小时左右，基本解决了影响生物质固化技术在国内推广的技术难题。

Hydraulic overflowing separation is a high degree of accuracy solution of powder gradation. Single-site distribution of powder can be obtained by hydraulic overflowing separation, which can be used on abrading and polishing technology.

水力溢流分级精度较高，是目前常用的超细颗粒分级方法，通过溢流分级，可以将研磨后的粉体分级成为某一特定粒度分布的粉体，以适应研磨抛光等行业对粒度分布的要术。

Considering the braking performance and stability, most HEV employs both ABS (ABS: Anti-Lock Braking System) hydraulic braking system and regenerative braking system at the same time, so how to make the hydraulic braking system assorts with the regenerative braking system, to get more regenerative energy under assurance of braking safety is a key technique for HEV research.

考虑到电机的制动效能以及制动稳定性，当前的混合动力汽车大都采用电、液制动相结合的混合制动方案，即保留了原有的ABS(ABS： Anti-Lock Braking System)液压制动控制系统。

From the last century 80's hydraulic wrench in the system and the North China Huaneng Power Plant OFTA all started, after two decades of hard work, my company sold products to several dozens of categories, such as controllable torque tools , valve grinding machine, portable hole processing equipment, pipe beveling machine, high-energy welding equipment, processing equipment flange, heat exchanger tube repair, hydraulic tool equipment, such as ultra-high, with more than thirty foreign professional firms in China the exclusive authorized sales and after-sales service.

从上世纪80年代液压扳手在华能系统及华北电管局各电厂的应用开始，经过二十年的艰苦努力，我公司所销售产品发展到几大类数十种，如可控力矩工具、阀门研磨机、便携式孔加工设备、管道坡口机、高能焊接设备、法兰加工设备、换热器管修复、超高液压工具设备等，拥有三十余家国外专业公司在中国的独家销售及售后服务授权。

Design pay more attention on the nuts demolition ,the design of mobile capture ,hydraulic system design simultaneously ,the demolition round hook ,transmission gear ,hydraulic system were cheeked .So ,the function of demolition was realized .

设计中着重进行了螺母拆卸机构的设计、移动夹持机构的设计、液压系统的设计，同时对卸轮钩、传动齿轮、液压系统等进行了必要的校核，进而实现了拆卸轮对的功能。

Design pay more attention on the nuts demolition,the design of mobile capture ,hydraulic system designsimultaneously ,the demolition round hook ,transmission gear,hydraulic system were cheeked .So ,the function of demolition wasrealized .

设计中着重进行了螺母拆卸机构的设计、移动夹持机构的设计、液压系统的设计，同时对卸轮钩、传动齿轮、液压系统等进行了必要的校核，进而实现了拆卸轮对的功能。

The initiative and passive methods to decrease the vibration have been studied. The results of decreasing of vibration with the installing of hydraulic liners between the chocks and stand have been researched using the simulation software. The hydraulic liners can decrease or eliminate the vibration effectively.

研究了轧机垂直系统主动减振和被动减振的措施和策略，并运用仿真分析手段，研究了轴承座与机架间采用液压衬板的减振效果，发现采用液压衬板可以很好地抑制轧机垂直系统自激振动的发生。

The energy consumption analysis and experiment of the two systems, which are pump-control-motor speed governing system with inverter and hydraulic speed governing system with inlet throttle, are made. Some useful conclusions are obtained. New clews are provided to enhance the total efficiency of hydraulic speed governing system with inverter.

5对变频泵控马达调速系统和进口节流阀控马达调速系统进行了能耗分析和对比实验研究，得到了有益结论，为进一步提高变频泵控马达调速系统的节能效果提供了新思路。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。