The ultra-low-density porous wood fibrous material was successfully made by the experimental equipments designed and manufactured by ourselves with the forming process of steam injection. 通过自主研制蒸汽喷射成型新工艺技术与试验装备,并成功制造超轻质多孔纤维体。
This process and steam compression type refrigeration completely the same. 这些过程与蒸气压缩式制冷完全相同。
Fracture Reason Analysis of Manual Hoist in Setting Process of Steam Turbine 汽轮机安装中手拉葫芦链条断裂原因分析
The Study on the Diagnosis and Application of Virtual Endoscopy in Lesion of Ossicular Chain in the Middle Ear Fracture Reason Analysis of Manual Hoist in Setting Process of Steam Turbine 虚拟耳镜对中耳听骨链病变的诊断与应用研究汽轮机安装中手拉葫芦链条断裂原因分析
Process of Steam Explosion and Chemical United Degumming of Hemp Fibers 大麻纤维的蒸汽闪爆-化学联合脱胶工艺技术
On the basis of casing bearer analysis and field experience, this paper gives casing elongation calculation formula of cold production wells in the process of steam injection. 在重点分析套管综合受力的基础上,结合现场经验,推导出了常规井注汽井口套升计算公式。
Study on Numerical Model for Welding Process of Steam Turbine Rotor Based on Three-Dimensional Finite Element Method 汽轮机转子焊接的三维有限元数值模型研究
This paper addresses a metering method and operation process of steam allocation for steam injection wells. 针对注汽井的单井蒸汽流量分配计量问题,讨论了一种注汽井蒸汽分配计量方法和实施工艺。
Technical regulation for design of oil refinery general process and steam system piping 炼油厂全厂性工艺及热力管线设计技术规定
The inner and outer pipe and insulating material of high vacuum insulated tubing will release some gas in the process of steam injection, thus reducing the vacuum degree of the insulating layer and service life. 高真空隔热油管内外管和隔热材料在注汽过程中会释放一些气体,从而降低隔热夹层的真空度,缩短高真空隔热油管的使用寿命。
Design of Optimization Control System for the Industrial Process of Steam Driver 汽驱工业过程优化监控系统设计
A new technology characterized as Steaming Boiling Operation was developed for converting dihydrate gypsum lumps into α hemihydrate by combining the virtues of Aqueous Solution Process and Steam Pressurized Process. 本工艺将α-半水石膏生产中的水溶液法和蒸汽加压法的优点巧妙地结合起来,用于二水石膏块矿的加工生产,形成了具有特色的汽液结合法工艺。
The D type boilers feature a compact construction, small physical volume and light weight. They can be used for electric power generation, supply of process steam and other industrial applications, especially for wide use in petrochemical industries. 该型锅炉具有结构紧凑、体积小和重量轻等优点,可被用于发电、供汽和其它工业用途,特别是可在石化工业中广泛应用。
Effect of activation process by steam on capacity of activated carbon from petroleum coke 水蒸汽活化工艺对石油焦基活性炭性能的影响
A visualizing experimental study on dropwise condensation process of steam 水蒸气滴状冷凝过程的可视化实验研究
The Feasibility Investigation of Replacing Boiler Steam with Polyester Process Water Steam 聚酯工艺水蒸汽替代锅炉蒸汽的可行性研究
Theoretic and practical achievements of recent years have proved that thermal process by steam injection is a prospective technology for enhanced recovery of watered reservoirs. 近年来的理论和实践证明,采用注蒸汽热采是一项具有很好应用前景的强化含水油藏的采油方法和技术。
Study on Process of Steam and Water Circulation of Waste Heat Boiler System 废热锅炉系统汽水循环过程的研究
Room Temperature Phosphatizing Process for Steam Tubes in Thermal Power Plant 电厂蒸汽导气管室温磷化工艺及其效果
During the process of steam injection for heavy oil, the steam flows in the well bore have three types: heat transfer, the conduction, convection and radiation. 稠油开采注汽过程中,蒸汽沿井筒流动,其传热包括了导热、对流及辐射三种形式。
At First, in view of the characteristic of temperature change at the temperature front during the process of steam injection, the method to control mobility of water phase by chemical agent with special properties was put forward. 其二,开展了蒸汽冷凝水流度控制化学剂筛选与评价。首先,根据蒸汽驱过程中在温度前缘前后温度发生大幅度变化的特性,提出采用具有特殊性质的化学剂来控制冷凝水相的流度。
Then, according to the quality demand of mobility control agent, MCA was selected to be used as the agent to control the mobility of water phase in the process of steam flooding. 再次,根据流度控制剂的性能要求,通过筛选,确定MCA可用于蒸汽驱中控制水相流度的化学剂。
But in the process of steam injection, "steam overlying" and "steam channeling" will cause adverse consequences of steam loss and sweep efficiency decrease, influencing the recovery effect. 但在注蒸汽开采中,蒸汽超覆和汽窜导致注入的蒸汽大量损失和波及系数的降低,影响开采效果。
The start-up process of steam cracking pilot plant have the feature of the intermittent operation and high correlation of variables, meanwhile the traditional fault identification methods can not effectively deal with such a strong dynamic feature of the actual industrial production process. 针对蒸汽裂解实验装置的开工过程具有间歇操作,变量间相关性高的特点,传统的故障识别方法无法有效处理这种具有较强动态特性的实际工业生产过程。
From the point of system engineering, process industries can be generally divided into production process, steam power system and heat exchanger network. 从系统工程的角度来看,流程工业过程一般可以分为生产过程、蒸汽动力系统和换热网络。
In the process of steam injection process, in addition to occur in the physical, high temperature and high pressure condition, in the water, with heavy chemical reaction happens namely hydrothermal cracking reaction. 在注蒸汽的过程中,除发生上述物理过程外,在地层高温高压的条件下,在水的作用下,稠油还伴随着化学反应的发生即发生水热裂解反应。
Therefore, the optimization of start-up process in steam turbine was studied, combining the methods of numerical experiments and field tests, the study on the starting process of steam turbine was conducted. 为此,需要对汽轮机的启动过程进行优化,通过数值实验和现场启动试验相结合的方法研究了汽轮机的启动过程。
In this thesis, the researches on pyrolysis kinetics of pine sawdust are carried out and the process of steam gasification is developed in a fixed bed. 本文首先对松木屑其进行热解动力学研究,其次,在这基础上,探讨固定床中松木屑水蒸汽气化规律。
We modeled the thermal process of steam turbine system, and then compiled the calculation program for the overall thermodynamic properties of steam turbine based on the MATLAB platform. 对汽轮机系统的热力过程进行建模,并基于MATLAB平台编制了汽轮机组的总体热力计算程序。