弹簧安全阀

全启式弹簧安全阀的结构与性能分析

Analysis of Characteristics and Structure of Full Opening Spring Safety Valve

火车槽罐用外置全启式弹簧安全阀的设计

The design of the new type outside fall lift spring safety valve

弹簧安全阀的常见故障及其处理

Common Fault and Treatment of Spring Safety Valve

每只弹簧安全阀都带有水压试验堵塞及试验压紧工具。

Hydrostatic test plugs will be provided for all the spring loaded safety valves .

弹簧安全阀检修与调整

Repairing and Adjustment of Spring Safety Valve

1700系列安全阀属于背压式螺旋弹簧安全阀，其结构和工作原理并不复杂。

The relief valve is back pressure spiral-spring valve whose structure and working principle are not complicated .

蝶形弹簧安全阀是锅炉压力容器的重要安全附件，用于防止系统压力超过允许的极限值。

Butterfly spring valves are important safety attachments of boiler pressure vessels , they are used to prevent system pressure from exceeding allowable limit value .

文章分析了中、低压锅炉及压力容器上弹簧安全阀的常见故障及其产生原因，并针对这些原因提出了相应的解决措施。

The main reasons of common fault being produced within spring safety valve used on medium-pressure or low-pressure boiler and pressure vessel are analyzed in the paper , The treatment measures are put forward corresponding in accordance with these reasons , too .

气控碟形弹簧式安全阀的研制

Research and manufacture of pneumatic control disc spring safety valve

弹簧式安全阀在线整定技术分析与探讨

On-line set pressure technical analysis and discussion of spring type safety valve

弹簧式安全阀阀球开启高度对排量的影响

Effect of Globe Opening Clearance of Spring Relief Valve on Discharge Capacity

氧化铝生产过程中弹簧式安全阀的维护及故障排除

Maintenance and Fault Clearance of Spring-loaded Safety Valve In Aluminum Oxide Production Process

浅谈弹簧式安全阀的选用和调试

The selection and regulation of spring safety valve

核电站用弹簧式安全阀的颤震现象及解决方案

Chatter and the solution of the direct spring loaded safety valve used for nuclear power plant

弹簧式安全阀整定的经验总结

Setting of Spring safety Valves

通过利用弹簧式安全阀诸压力之间的相互关系，进行该类型安全阀现场整定的方法。

Amethod based on the interrelationship among the pressures in a safety valve is given for determining the pressure settings .

叙述了SH－1型弹簧式安全阀在线检测仪的工作原理、系统组成、测试的性能曲线、主要应用场合和特点，以及现场应用的实例。

The operating principle , system components , testing performance curve , main application field and example of site applicationof inline detecter for SH-1 spring type relief are described .

针对弹簧式安全阀高压工作时开闭可靠性差，而销钉、膜片式安全阀不耐疲劳状况，设计出密封圈式一次动作安全阀。

In order to solving the problems of the poor stability of spring relief valve working under high pressure and the poor fatigue resistance of pin and membrane relief valve , an one-off gasket like relief valve is designed .

在结构确定的情况下，选择和设计了安全阀的一些主要参数和弹簧，对安全阀进行了动力学分析。

Depending on the designed structure , the author selected the main parameters of the safety valve and designed the safety valve spring and made the safety valve dynamic analysis .

根据改进FMECA分析结果以及故障树与随机Petri网之间的转换关系，将弹簧全启式安全阀的故障树转换成相应的随机Petri网，通过结合相关的失效数据进行定量的可靠性分析。

Considering the result of improved FMECA and the conversion relationship between the fault tree and stochastic petri nets , the paper takes a reliability analysis to the spring full-open safety valve and gets some reliability date in the last .

对改善弹簧直接作用式安全阀密封特性的探讨

Study on Improving Seal Character of Spring Reacting Safety Valves

蝶型弹簧全量型安全阀整定装置的应用

Application of Setting Device for Butterfly Spring Full Range Type Safety Valve

分析了一般弹簧直接作用式安全阀非正常泄漏的原因，提出了克服其非正常泄漏的方法。

The reason for abnormal leakage of general spring direct acting safety valve is analyzed and the method for overcome this abnormal leakage is proposed .

对弹簧全启式安全阀的各种失效模式进行分析，针对各个故障产生的原因及影响提出了相应的改进措施。

The causes which result the failure modes of the spring full-open safety valve is analysised , and the paper gives the corresponding improvements to each failure mode .

所研制的具有外置平衡机构的弹簧直接作用式安全阀克服了上述缺点，并可保持一般弹簧直接作用式安全阀的优点。

The new design of such safety valve with outer balance mechanism is developed which can not only overcome the above defect but also keep the good performance of general spring direct acting safety valves .

蝶型弹簧全量型安全阀的整定是火电厂锅炉机组安装及大修期间一项非常重要的工作，它的准确性及灵敏度直接关系到机组运行的安全、可靠性。

The setting of the butterfly spring full-rang type relief valve is an important job during installation and overhaul of the boiler units in the fossil fired power plants , whose accuracy and sensitivity has direct relation to safety and reliability of the unit operation .