The working fluid is cooled using open circulating cooling water which is introduced from condenser circulating water,and in summer its cooling effect was bad and this leads to the output of vacuum pump to be reduced and cavitation of pump wheel occurred;so that the safety and economical operation of unit had been influenced.
该泵工作液冷却水采用以凝汽器的循环水为水源的开式循环冷却水,在夏季运行时冷却效果差,达不到要求,使真空泵出力下降、泵轮气蚀,影响机组的安全和经济运行。
Based on the hydraulic model test of the large size flood-discharge tunnel under super-velocity flow of Jinping Hydropower Station I,the hydraulic control factors,including the characteristics of intake vortex and the countermeasures of eliminating the vortex,the aeration and cavitation mitigation and the outlet energy dissipation etc.
依托锦屏一级水电站泄洪隧洞的水力学模型试验,介绍了其安全运行的水力控制因素,包括进口漩涡特性和消涡措施、掺气减蚀以及出口消能等问题。
Experimental study on air entrainment to alleviate cavitations for downstream sidewalls of ogee-section in spillway tunnel;
泄洪洞反弧段下游侧墙掺气减蚀试验研究
Study on air entrainment to alleviate cavitations at the end of anti-arc in spillway tunnel;
泄洪洞反弧末端掺气减蚀研究
Experimental Investigation on the Backwater in Cavity Pocket of Flow Aeration Types to Prevent Cavitation Erosion
掺气减蚀设施空腔回水问题试验研究
Tests and research on aeration and corrosion reduction for spillway of Bakun hydropower station
巴贡水电站溢洪道掺气减蚀试验研究
Study on the flow aeration to prevent caviation of stepped spillway for Dachaoshan Hydroelectric Station
大朝山水电站台阶溢流坝掺气减蚀问题的研究
Study on Air Entrainment to Alleviate Cavitations for Downstream Sidewalls of Ogee Section in Spillway Tunnel;
龙抬头泄洪洞反弧段下游侧墙掺气减蚀研究
Study on Air Entrainment to Alleviate Cavitations and Energy Dissipation & Scour Protection of the High Head Spillway;
高水头溢洪道的掺气减蚀与消能防冲研究
Study on Aeration Mitigation of Cavitation for the Spillway of TIANSHENGQIAO-1 Hydropower Station;
天生桥一级水电站溢洪道掺气减蚀研究
Model Test and Turbulence Numerical Simulation on the Dragon-Raise-Head Free Flow Spillway Tunnel with High Head;
高水头龙抬头泄洪洞掺气减蚀试验研究及数值模拟
Study of Air Entrainment and Prevention of Cavitation by Mean of Aerator;
高速水流掺气与通气减蚀的试验研究
The aerated flow splitting pier firstly applied in Zhalin Hydropower Station, is a new type facility for dissipation of energy, mitigating cavita-tion damage and erosion.
掺气分流墩是首次应用于柘林水电站的一种新型掺气消能减蚀(防冲)设施。
the relations between least air concentration to prevent cavitation erosion and flow velocity are proposed; the cavitation numbers with and without aeration in cavitation region are compared.
提出减免空蚀的最低掺气浓度与流速的关系,比较了掺气前后水流的空化数。
The sentox nerve gas that was released into the air duct system contains a corrosive agent
神经毒气通过通风系统掺杂腐蚀物
Study on Turbulent Characteristics and Abrasion Mechanisms of High-velocity Sediment-laden and Aerated Flow;
高速含沙掺气水流及磨蚀机理的研究
Design of Air Entrainment Device and Experiments of Air Entrainment for Cavitation Erosion Control;
掺气试验装置的研制和掺气对空蚀作用的试验研究
Mix and Smelt the Russian Crude Oil and Fit Equipment Corroding and Safeguard Procedures in Often Reducing Pressure;
掺炼俄罗斯原油对常减压装置设备腐蚀及防护措施
Study on Resistance to Sulfate Attack on Mortar Containing Mineral Admixture;
掺矿物掺合料砂浆的抗硫酸盐侵蚀性能研究
Air regulator, with two cups, reduce the rust for the cylinder and lubricate the cylinder.
油雾器，采用双杯油雾器，即可减少水对气缸的锈蚀又能起到润滑气缸的作用。
attempts to reduce soil erosion
减少土壤侵蚀的做法
the erosive process that reduces the size of glaciers.
冰川缩减的消蚀过程。