液压

Is the manufacturer QJM Series Hydraulic Motor, YLM Series Hydraulic Motor, YD series hydraulic transmission device, YH Series Hydraulic gyrator, YJ Series Hydraulic Winch professional company with one support high-quality professional technical team.

宁波市北仑天鼎液压有限公司是全国制造QJM系列液压马达，YLM系列液压马达，YD系列液压传动装置，YH系列液压回转器，YJ系列液压绞车的专业公司，拥有一支高素质的专业技术队伍。

The test bedstand which is composed of electro-motor ,hydraulic pump ,hydraulic motor ,speed verily box and parallel compensating pump, can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump first,then the pump make the hydraulic motor work through its high pression oil,the follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pump,at last the power is recovered.this bedstand make use of bishi hydraulic system ,which can have a closely construct ,and steadly chuandong ,lower noise ,high power recovery percentage and so on.

本实验台由电动机、油泵、油马达和变速箱以及并联补油泵等一起构成功率反馈实验油路，以解决大功率液压泵及马达在试验时的大功率消耗和能量耗散时的发热问题。实验台由电动机带动油泵，油泵输出油液驱动液压马达，油马达输出的扭矩通过变速箱传动回馈给液压泵的输入轴，从而实现功率回收。采用闭式液压系统，结构紧凑、运行平稳、噪声低、功率回收率高；机械补偿，电动机输入扭矩经变速箱传动驱动液压泵；液压补偿，并联补油泵对系统的高压油路进行流量补偿。

The test bedstand which is composed of electro-motor ,hydraulic pump ,hydraulic motor ,speed verily box and parallel compensating pump, can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump first,then the pump make the hydraulic motor work through its high pression oil,the follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pump,at last the power is recovered.this bedstand make use of bishi hydraulic system ,which can have a closely construct ,and steadly chuandong ,lower noise ,high power recovery percentage and so on.

本实验台由电动机、油泵、油马达和变速箱以及并联补油泵等一起构成功率反馈实验油路，以解决大功率液压泵及马达在试验时的大功率消耗和能量耗散时的发暖问题。实验台由电动机带动油泵，油泵输出油液驱动液压马达，油马达输出的扭矩通过变速箱传动来回馈给液压泵的输渗入渗出轴，从而实现功率往返收。采用闭式液压系统，结构紧凑、运行平稳、噪声低、功率回收率高；机械补偿，电动机输渗入渗出扭矩经变速箱传动驱动液压泵；液压补偿，并联补油泵对系统的高压油路入行流量补偿。

The test bedstand which is composed of electro-motor hydraulic pump hydraulic motor speed verily box and parallel compensating pump can resolve the problem of power consumption and the power warm while large power hydraulic pump and motor testing.the principle of system is that electro-motor drive the hydraulic pump firstthen the pump make the hydraulic motor work through its high pression oilthe follow working hydraulic motor feedback the power in niuju re-drive the hydraulic pumpat last the power is recovered.this bedstand make use of bishi hydraulic system which can have a closely construct and steadly chuandong lower noise high power recovery percentage and so on.

本实验台由电动机、油泵、油马达和变速箱以及并联补油泵等一起构成功率反馈实验油路，以解决大功率液压泵及马达在试验时的大功率消耗和能量耗散时的发热问题。实验台由电动机带动油泵，油泵输出油液驱动液压马达，油马达输出的扭矩通过变速箱传动回馈给液压泵的输入轴，从而实现功率回收。采用闭式液压系统，结构紧凑、运行平稳、噪声低、功率回收率高；机械补偿，电动机输入扭矩经变速箱传动驱动液压泵；液压补偿，并联补油泵对系统的高压油路进行流量补偿。

At the same time, on the base of analysis of the present situation, the development trend and the leading edge technology, the necessity and feasibility about the exploitation of the full hydraulic bulldozer"s sate monitoring and fault diagnosis system is given; According to the structure, working feature and working environment, it works out system schema and system composition; The system is divided into display module, communication module and fault diagnosis module by means of block design, the implementation method and key parameter are also given; In light of the features of the full hydraulic bulldozer, the state monitoring and fault diagnosis platform composed of controller RC6-9 and display DI2/10 is designed based on CAN-Bus and the hardware design is completed; It lists the measured values and state of monitored parameters which should be real-time displayed in monitoring module as well as the data which will be transmitted; Furthermore, On the base of the study of, it gives 34 kinds of constant faults" diagnosis methods; Using BODAS software and DPS software, it compile the program code of the controller and the displayer; At last, this paper design and make the simulation test device of control system of construction machinery, through the experiment, the realizability, the categoricalness, the reliability, the stability and real-time are tested, in addition, the improved methods are given.

本文收集整理了国内外智能推土机研究的相关文献资料，综合分析了国内外智能推土机的研究现状、发展趋势和前沿技术，论证了开发全液压推土机智能系统的重要组成部分&全液压推土机状态监测与故障诊断系统&的必要性和可行性；根据全液压推土机的结构、作业特点和作业环境，制定了全液压推土机状态监测与故障诊断系统方案，确定了系统的结构组成；采用模块化设计方法，将整个系统分成了显示、通信和故障诊断三个模块，给出了各模块功能的实现方法，确定了各模块的关键技术参数：选用RC6-9和DI2／10作为系统的控制器和显示器，用CAN总线搭建了系统的通信平台，完成了系统的硬件设计；确定了系统监测参数和通信数据，对全液压推土机常见故障特征进行了分析，给出了34种常见故障的诊断方法；在BODAS软件和DPS软件的集成编程环境下，编写了控制器和显示器程序；设计并制作了工程机械控制系统模拟试验板，并在此基础上通过多次的程序调试与试验，对所设计的全液压推土机状态监测与故障诊断系统功能的可实现性、完备性、可靠性、稳定性和实时性进行了检验，证实了此系统的可行性，并提出了进一步的改进方案和措施。

AGC servo-cylinder dynamic test Nozzle and spraying systems Systems used in petroleum include: Petroleum continuous tube detection hydraulic system Deep well drill hydraulic system Drill brake and rodless oil pumping hydraulic station, and oil-gas control system

德国水液压总代理 AGC伺服缸动态测试、各系列液压缸和伺服缸各类液压抓具系列各类喷嘴、喷雾系统承担国家重点工程和863项目的石油连续管液压系统和深井钻机液压系统设计制造。钻机盘刹、无杆抽油液压站；油气控制系统等。

Aeroquip, Airflex, Bill, Boston, Char-Lynn,Cutler-Hammer, Eaton, Elek, Fuller, Golf Pride, Holec, Hydro-Line, MEM, Powerware, Roadranger, Vickers, Weatherhead\nWhat Others Say About US其他人如何看待伊顿\nVoted one of the most ethical companies worldwide by Ethisphere Magazine together with Toyota, Tely have more and more GLMS projects in the near future.

济宁工业园主要产品为广泛应用于工程机械、农业机械、塑料机械、石油矿山机械，等行业领域的全液压转向器，低速大扭矩摆线液压马达，过滤器，叠加阀及相关液压阀等产品。使命是在具有竞争力的成本下生产出最高质量的产品，成为中国液压行业的领导者并成为伊顿液压在中国的液压产品制造基地。占地308亩，一期项目投资2900万美元，目前有用员工近600名。叁期项目完成后，济宁工业园将为伊顿大中国区业务的增长做出更大的贡献。 \n

On the basis of introducing principle and typical equipments of hydro-forming deep drawing, the HDD has been divided into five typical kinds as follows: hydro-forming deep drawing without punch, deep drawing with fluid assisted blank-holder, deep drawing with hydraulic counter pressure, hydro-mechanical deep drawing, and internal high-pressure deep drawing.

在阐述板料液压拉深方法原理和分析国内外板料液压拉深典型装置的基础上，将板料液压拉深方法分为液压软凸模拉深、液压辅助压边拉深、对冲液压拉深、液压－机械拉深和内高压拉深等5种。

The company has experienced technical staff and senior engineer, the main production of hydraulic lifts fixed, mobile hydraulic lifts, vehicle-mounted hydraulic lifts, fixed-board hydraulic axles, mobile hydraulic Deng Axle , Huoti fixed snorkels, and other products, according to customer demand and production design of a variety of purposes, the different specifications of the hydraulic lifting machinery.

本公司拥有一批经验丰富的技术人员和高级工程师，主要生产固定式液压升降机、移动式液压升降机、车载式液压升降机、固定式液压登车桥、移动式液压登车桥、固定式液压升降货梯等系列产品，并可根据客户需求设计生产各种用途、不同规格的液压升降机械。

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。

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。