水泵

Theoretically the pump blade failure mechanism was worn on, the impact of wear failure leaves the various factors was analyzed, combined with practice pumping station operation and maintenance experience, the focus at a reasonable selection, surface heat treatment, non-metallic protective coating alloy powder spray repair welding and welding six aspects, premature wear of the pump blade technical measures and repair methods was prevented in order to enhance its effective life.

理论上阐述了水泵叶片磨损失效的机制，具体分析了影响叶片磨损失效的各种因素，并结合泵站运行实践和维修经验，重点在合理选材、表面热处理、非金属涂层防护、合金粉末喷焊和补焊等6个方面，提出了防止水泵叶片过早磨损的技术措施和修补方法，以提高其有效的使用寿命。

Jiangsu Bao Ying decay BAOYING pump covers an area of 45,000 square meters, 26,000 square meters building, with assets of 20,050,000 yuan, the existing types of professional and technical personnel more than 120 people, has the domestic advanced vehicles, milling, planing, grinding, and Play various types of processing equipment more than 200 sets of a set of physical and chemical testing equipment, vibration equipment, a set number of hours, and has formed the test flow of 10000m3 / h, a diameter of 20 inches, power of 800KW capacity within the pump test to meet the test of various Pump performance requirements.

江苏宝应县盈宝耐腐泵厂占地45000平方米，建筑26000平方米，拥有资产2005万元，现有各类专业技术人员120多人，拥有国内先进的车、铣、刨、磨、插各类加工设备200多台套，理化试验设备一套，振动时数设备一套，已形成测试流量为10000m3/h、口径为20英寸、功率为800KW以内的水泵测试能力，可满足测试各类水泵性能指标的要求。

The unique built-in non-return structure, when the pump stop, will avoid any water hammer and vacuum condition inside pipeline, protect the pumps and pipes, also to prevent the sand sink into pump and cause block.

采用独特的防返流结构，水泵停机时不会产生水锤现象以及避免了管道产生真空状况，保护了水泵和输送管道，同时可以防止沙子沉淀到泵中产生卡机。

Water system with a closed two-pipe program, cold water pumps three, three dual-use prepared; election three cooling water pump, a dual-use preparation.

水系统采用闭式双管同程式，冷水泵三台，两用三备，；冷却水泵选三台，两用一备。

Since the turbine-driven feedwater pump failed to regulate directly the drum level of single boiler and problems like pressure overrun of main feedwater pipe existed, DCS was utilized to solve the problems for its features of shared information, powerful configuration functions and easy modification.

在对国电成都热电厂嘉陵2×142MW机组两炉一机单元给水系统控制方式进行分析的基础上，针对运行中出现的汽动给水泵不能直接调节单台锅炉汽包水位及给水母管压力超限等问题，利用分散控制系统信息共享、组态功能强大、修改方便的特点，在不增加硬件设备的情况下，通过软件组态增加了汽动给水泵调节单台锅炉汽包水位调节回路和给水母管超压及欠压保护回路，实现了机组在一炉一机单元运行和两炉一机母管运行2种运行方式下给水自动的合理控制，并解决了给水母管的压力保护问题，提高了机组运行的安全可靠性。

The invention comprises sprinkler, water pipe, water valve, and pump with large flow or high-level water tank. Sprinklers are set on the water pipe evenly. The upper of water pipe is connected with the pump with large flow or high-level water tank by water valve. In installing said sprinklers are located above the spray nozzle of surface evaporative air cooler.

本发明包括喷头、水管、水阀、大流量水泵或高位水箱，水管上均匀设置喷头，水管的上游通过水阀连接大流量水泵或高位水箱，安装时所述喷头位于表面蒸发式空冷器喷淋管的上方。

No water pump: Reason: did not fill pump and suction hose water; water level below the pump filter pipe; suction tube rupture.

水泵不出水：产生原因：泵体和吸水管没灌满引水；动水位低于水泵滤水管；吸水管破裂等。

Associated with the steam corrosion of Hebei some certain power plant circulating water pump,after analyzed the main reasons of circulating water pump steam corrosion ,brought forwards the effective measures of this problem,to offer the basis of economic safe operation of the power plant.

结合河北某电厂循环水泵的汽蚀情况，在充分分析了循环水泵汽蚀的主要原因后，提出了解决问题的措施，为电厂的经济安全运行打下了良好的基础。

The electric pump driving and steam turbine driving, which proves that it is possible that the transformation from electric driving mode to the steam turbine driving mode.

结合汽轮机的三缸改造，对下花园发电厂200MW机组采用小汽轮机拖动给水泵进行了热经济性工业对比试验，给出了200MW机组进行汽动给水泵改造的经验与建议。

Using the theory of steam turbine's varying conditions, research thermodynamic calculation on steam turbine for feed water pump, and integrated to the monitoring state and maintenance assist support system of feed pump for YuanBaoShan Power Plant.

应用汽轮机变工况理论，开发给水泵汽轮机性能计算模块，并集成到元宝山电厂给水泵组状态监测与维修辅助支持系统。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。