Through the catalysis of modifier, it successfully solves the problems of low-carbon fuel with poor ignition performance at low temperature and gas lock at high temperature. 通过改性剂的催化作用,成功解决了低碳燃料低温引燃性差、高温时易发生气阻的问题;
Realization of Ventilation, Electricity and Gas Close Lock Function in High Gassy and Coal and Gas Outburst Mine 高瓦斯突出矿井风电瓦斯闭锁功能的实现
Crude oil and natural gas producers are scrambling to "lock in" prices by buying insurance against further drops in costs, as oil prices yesterday hit a fresh three-month low of$ 118 a barrel. 随着昨日油价触及每桶118美元的3个月低点,原油及天然气生产商纷纷通过买入防范价格进一步下跌的保险来“锁定”价格。
The travelling valve of the pump is designed to be closed and opened forcibly, and the pump plunger adopts equal-diameter bare pipe with a floating structure to prevent gas lock and sand sticking. 这种抽油泵柱塞游动阀采用机械强制开启和关闭的结构,柱塞为等径光管、浮动结构,可防止发生气锁游动阀、阀球关闭滞后、砂卡柱塞现象。
So, after reservoir watering out as edge water and bottom water enters, the gas phase permeability will decrease greatly, and strong water lock effect will happen. 因此,当边水和底水进入储层发生水淹后,气相渗透率将极大降低,存在较强的水锁效应。
A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection wells. 针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况,研制了强启闭柱塞抽油泵。
Application of PLC in Automatic Detecting Device for Gas Lock Valve PLC在闭气塞自动检测装置中的应用
The control syste can be used for field hander operation, upper-computer handle and automation control. For others this system has come functions as pressure participation gas lock up valve system control and the trouble dispose of lateral butterfly valve. 整个控制系统可实现现场手动操作、上位机手动操作及全自动控制运行,同时该系统还具有压力参与气锁阀系统的控制、支线蝶阀故障处理等功能。
Design and Implementation of Serial Communication with Automatic Detecting Device for Gas Lock Valve 闭气塞自动检测装置串口通讯程序的设计与实现
A kind of detecting method of the surface roughness for gas lock valve of initiating explosive is introduced, using laser beam energy method of fiber optics with double probe. 介绍一种用光纤双测头激光能量法测量火工品闭气塞表面粗糙度的方法。
In view of its principle and requirements of communications, the realization of PC and PLC and their communication patterns were discussed when the automatic detecting device for gas lock valve is in a serial communication mode. 从装置的工作原理和通讯要求出发,详细讨论了闭气塞自动检测装置在自由口通讯模式下,上位机和PLC通讯的通讯格式和实现方法。
A kind of automatic device of detecting the gas lock valve of initiating explosive device is introduced. 介绍一种用于火工品闭气塞检测的自动装置。
To overcome the defects of gas lock occurring in the service of deep well anodes, new type of deep well anode made from rare metal oxides has been successfully applied. 为克服深井阳极运行中产生的气阻缺隙,一种贵金属氧化物(MMO)、免维修的新型深井阳极已成功应用于多个工程。
Control design of automatic detection device for gas lock valve 闭气塞自动检测装置的控制设计
Study on Multi-thread Communication in Automatic Detecting Device for Gas Lock Valve 闭气塞自动检测系统多线程通讯实现的研究
Changqing upper palaeozoic gas reservoir is a kind of reservoir with low physical characteristics, low pressure modulus and strong water lock. 长庆上古气藏物性差,压力系数低,水锁伤害大,采用常规水力压裂,入井液返排困难,气井产量低。
Analysis of temperature elevating of gas exit and ash lock of mark ⅳ Lurgi Gasifier and relevant countermeasures Mark-Ⅳ型鲁奇炉煤气出口温度高和(或)灰锁温度高的原因分析及对策
Study on the Surface Roughness Detecting Method for Gas Lock Valve of Initiating Explosive Device 火工品闭气塞表面粗糙度检测方法研究
In the process of exploiting oil, gas injection was adopted in some production wells in Daqing peripheral oilfields, and gas-oil ratio is higher. When it becomes serious, pump efficiency will be decreasing, and air lock happens. 大庆外围油田部分生产井在开采过程中采用注气驱油,油气比较高,严重时导致泵效降低,发生气锁现象。