Presents the defects of the liquid ammonia spherical tank in Chemical Fertilizer Plant of Jianfeng Chemical General Works,founded in periodical checking.
介绍建峰化工总厂化肥厂液氨球罐在进行周检时发现的缺陷及状况。
By analyzing the maintenance period about full-mechanized face equipment,the decision-making model of optimum maintenance period about full-mechanized face equipment has been put forward.
应用可靠性理论,对综采工作面设备的检修周期进行分析,得出基于综采设备有效度最大原则的检修周期的优化模型,并且根据所建模型,给出在设备有效度最大时,设备的最佳检修周期优化的数学公式。
By adopting the orthogonal test method the influencing regularity was revealed on the checking period of pump affected by mainly the man-made controlling factors that effect the off-center wearing on well tube and rod of water driven oil sucker.
采用正交试验法揭示了影响水驱抽油机井管杆偏磨的主要人为控制因素对检泵周期影响的规律性,从中找出各因素对检泵周期影响的主次关系,并确定出最优的工艺条件组合。
Based on a study on coal mine manufacturing equipment failure character and failure density function and failure function,this paper makes an analysis of the reliability and proposes calculation methods to work out the reliability,maintainability,applicability,frequency of failure and overhaul cycle of coal mine manufactureing equipment.
并且给出了煤矿生产设备可靠度、维修度、可用度和故障频度以及检修周期的计算方法 ,给出了提高煤矿设备可靠性的方法和途
Based on regular maintenance of equipments,optimization of operating conditions,combination of traditional maintenance mode and condition-based maintenance mode as well as the configuration optimization of spare parts etc,the maintenance strategies to prolong the overhaul cycle of gas turbine are described.
从设备定期维护、运行优化延长机组运行时间、传统检修模式与状态检修模式的结合、备品备件配置优化等几方面论述了延长燃气轮机检修周期的检修策略。
Thus,electric submersible pump will run in a row,the damage on unit and cable causing by starting-stopping frequently will be avoided,and the goal of energy-saving and prolonging pump detection period are achieved.
这样达到潜油电泵连续运转 ,避免频繁启、停对电泵机组、电缆的损害 ,实现节能和延长电泵井检泵周期的目的。
Based on this analysis, five systems of quality guarantee have been established in order to extend the oil well pump detection period.
针对油井检泵周期短、生产时率低的问题,从管杆泵等设备、油层物性和原油物性、技术配套、作业施工和采油管理等5个方面进行了详细的剖析和查找原因,在此基础上建立了5个方面的延长油井检泵周期的质量保证体系,在实施过程中加大了体系的控制和考核力度,取得显著效果。
One of the main reasons of the shorter pump detection period and rework operation was that sand washing could not carry the sand to the ground during the pump detection period.
油井检泵冲砂不返是造成检泵周期短、作业返工的主要原因之一,多数井由于套变而不能采用捞砂工艺,这类井的井筒清砂成为维持生产的主要问题。
This paper presents the rule of the main controlling influencing factors of water drive off-center wearing and parting of sucker rod and tubing in pumping well to check period with the orthogonal test method,then finds which is the most important,establishes the best process condition unit.
采用正交试验法揭示了影响水驱抽油机井管杆偏磨的人为控制因素对检泵周期影响的规律性,从中找出各因素对检泵周期影响的主次关系,并确定出最优的工艺条件组合;运用方差分析理论处理试验结果,得出各因素对管杆偏磨井检泵周期影响的显著程度,从而发现最薄弱环节,为控制管杆偏磨失效,降低水驱抽油机井检泵率提供依据。
Discussion on cycle and strategies for switch equipment maintenance
关于开关设备检修周期与策略的探讨
Repair Period of Diesel Locomotives Based on Accumulative Damage Degree
基于累积损伤度的内燃机车检修周期
Research on Proof Testing and Its Effect on the Reliability Calculation of Safety Instrumented System;
安全联锁回路检修周期及可靠性计算方法研究
Influence of maintenance intervals on power generation costs;
检修周期对发电成本经济性影响的分析
intermediate overhaul [tram]
周期性大修〔电车〕
Large Slew Bearing Condition Based Maintenance and Emulation Research about Best Testing Periodic Time;
回转大轴承的状态维修及其最佳检测周期仿真研究
Research and development of the periodical inspection and prewarning management system for mine electromechanical devices
平煤机电设备周期性检修预警管理系统的研究与开发
it was time for an overhaul on the tractor.
这是拖拉机检修的时期。
have the car serviced regularly
定期将汽车送厂检修
By design, a spider will return to a site periodically to check new pages and change existing pages.
通过设计，蜘蛛可以周期性地返回到站点，检查新的页面和修改已有页面。
The Existence Test on Regional Business Cycle and Sub- area Business Cycle of East Asia;
东亚经济周期与次区域经济周期存在性检验
Periodicity Detection Method of Periodic Pattern Mining in Time Series
时间序列周期模式挖掘的周期检测方法
On the maintenance methodology and models of optimal maintenance cycle of IE and NIE equipments in nuclear power station
核岛内外设备的维修策略及最佳维修周期模型
Research on the Preventive Maintenance Cycle of Semiconductor Production Line;
半导体生产线预防性维修周期的研究
Maintenance Period Study about the Track Excavator Hydraulic System;
履带式挖掘机液压系统维修周期研究
The Correct Value Of Scope and Phase Angle Using FFT Measure Periodic Signals;
FFT测量周期信号的幅值与相角修正
Periodic Maintenance and Institutional Management of Medical Devices
医疗设备的周期性维修与制度化管理
On the Preventive Maintenance Decision of Ship Based on Variable Cycle
基于可变周期的船舶预防性维修策略
