| 1. | Simulink - based visual dynamic simulation for drainage pump station 的排水泵站可视化动态仿真方法 |
| 2. | Development of the remote supervisory and control system for drainage pumping stations 泵站运行工况远程监控系统的设计 |
| 3. | This view has some reference value to the adjusting method of the irrigation and drainage pumping station 此观点对灌排泵站选择调节方式具有一定借鉴意义。 |
| 4. | Application of frequency conversion project in drainage pumping stations and discussion of energy - conserving mechanism 排水泵站变频节能的工程实践和机理初探 |
| 5. | The conclusions from the paper were valuable in improving hydraulic characteristics of the urban drainage pumping station with side - inlet sump 研究成果对改善侧向进水城市排水泵站水力特性、提高该类泵站的安全可靠性与高效经济性具有较好的指导意义与实用价值。 |
| 6. | There are many units in an urban drainage pumping station where the flow usually varies from season . the side - inlet sump is often designed to save the area of the pumping station 城市排水泵站常年运行的流量变化一般很大,配泵机组台数较多,为节省占地面积,常采用布置较紧凑的侧向进水方式。 |
| 7. | Abstract : the authors that the variable frequency speed is applicable and economic only in some range to the irrigation and drainage pumping station at the present time 文摘:文中通过对灌排泵站采用变频调速的适用性及经济性进行分析研究,提出目前灌排泵站采用变频调速并非具有广泛适用性,该调节方式仅在一定适用范围内具有经济合理性。 |
| 8. | On the point of system , this paper mainly studies the optimal distribution of load in the machines of irrigation and drainage pumping station , the mathematical model and it ' s solution are studied among the machines in pumping station with two types of axial pump : full regulation or semi - regulation . this paper also studies the problems of the optimal day - operation of pumping station and the economical operation of grading pumping station . at the end , jiangdu pumping station is taken as a practical example to show the theory on economical operation of irrigation and drainage pumping station 本文从系统的观点出发,以排灌站机组间负荷的优化分配研究为主,分别对全调节和半调节轴流泵两种泵型的排灌站机组间负荷优化分配的数学模型及其求解方法进行了研究,同时对排灌站最优日运行方式及梯级泵站的经济运行也进行了初步探索,最后以江都排灌站为例,建立了排灌站经济运行的实用模型。 |
| 9. | Mainly , the type of pump in the large - scale irrigation and drainage pumping station in our country is adjustable - blade propeller pump . we can regulate the pump ' s blade mounting angle following the variation of water level at the inlet and outlet of the station in order to control the discharge of pump , we also determine the number of running machines with machine ' s optimal combination . so we can reduce its energy consumption , and make it optimally and economically run 我国大部分大型电力排灌站所安装的泵都为可调节叶片的轴流泵,这一有利条件使我们可以根据排灌站进、出口水位的变化来调节水泵的叶片角度,控制水泵的流量,并合理的确定开机台数,通过机组间的优化组合,使整个泵站的能耗最少,达到整体最优、经济运行的目的。 |
| 10. | China is a large country with complex natural conditions . there are much inconsistency between the distributing of water resource and the requirement of industry , agriculture and life on time and space . pumping station is very important in the delivery , supply of water resource , especially the large - scale irrigation and drainage pumping station , which has very important contribution in fighting droughts and waterloggings 我国地域辽阔,自然条件复杂,水资源在时间和空间上的分布与工农业及生活的用水需求存在很多矛盾,泵站在水资源调配及工农业供水等方面起着十分重要的作用,尤其是泵站中较典型的大型排灌站,在抗旱排涝、减轻灾害中发挥着巨大的功能。 |