And he opened the bottomless pit; and there arose a smoke out of the pit, as the smoke of a great furnace; and the sun and the air were darkened by reason of the smoke of the pit. 他开了无底坑,便有烟从坑里往上冒,好像大火炉的烟。日头和天空,都因这烟昏暗了。
A Fuzzy Control Burning System for The Blooming Mill Pit Furnace 初轧均热炉燃烧过程模糊控制系统
On the analysis of accumulation of teat and heat loss of the furnace lining which are built by aluminium silicate ceramic or traditional materials respectively, an optimum design of the furnace wall of pit type furnace by use of both materials is being offered. 对硅酸铝纤维与传统砌体材料的蓄热和散热损失进行分析对比,提出了不同砌体材料的井式炉的优化设计方法。
The furnace unit is consisted of a hydrogen supply source, a high temperature pit furnace, a furnace pot, a slow-cooling furnace, and a quench tank. 采用该方案制作的氢气退火炉由气源部分、井式高温炉、炉罐、缓冷炉和急冷槽组成。
But the former is expensive. So selecting the resistance method to gauge and control the carbon-potential will increase its ratio between the performance and the price for the mediumsized and small-sized periodic heat treatment furnaces, such as pit gas carburizing furnace. 然而前者成本很高,因此,对于中、小型周期式炉,如井式气体渗碳炉,选择电阻法测控碳势将具有更好的性能/价格比。
The Research of Fuzzy Control On Through Hole and Vertical Pit Heating Furnace 通孔井式加热炉模糊控制研究
Study on Cyclonic Spray Nozzle Application to Soaking Pit Furnace in Bloom Mill 初轧厂均热炉方坑旋流烧嘴的应用
Energy-saving Reform of Pit Type Oil-burning Furnace 燃油多罐井式热处理炉的节能改造
Formation Mechanism of Surface Pit Holes for Alloy Furnace Tube Worked at Elevated Temperature and Pressure 高温承压合金炉管表面坑孔形成机制
Application of Supporting Technology of Deep Base Pit in the Walking Beam Furnace Rebuilding 步进炉改造深基坑支护技术的应用
Numerical Simulation Investigation of the Combustion-system Modification Scheme for a Cell Pit Furnace 均热炉燃烧系统改造方案的数值模拟研究
Using flue gas oxygen sensor to control the combustion in pit furnace 均热炉烟气定氧控制燃烧
This paper mainly introduces the construction and designing essentials of microcontroller control system in cementite process of pit cementite furnace. 主要介绍井式渗碳炉渗碳过程中单片机控制系统的构成和设计要点。
Determination of Radial Temperature Gradient in Pit Type Annealing Furnace and Improvement of Radial Temperature Uniformity 井式真空退火炉径向温度梯度的测定及径向均温性能的提高
Application of BH-2 Catalyzer on the Pit Carburizing Furnace with PC Control BH-2催渗剂在微机控制下的井式渗碳炉的应用
Model and Simulation of the Furnace Temperature Uniformity of Pit Type Heating Furnace 井式加热炉炉膛温度均匀性模型与仿真分析
Development of the Microprocessor-based Controlling System for Pit Gas Carburizing Furnace 井式气体渗碳炉微机控制系统的研制
Control Optimization of Slab Running in Pit Furnace of CSP CSP线均热炉炉内板坯运行的优化
Development and Application of the Huge Pit Furnace for Gas Carburizing 超大型井式气体渗碳炉的研制和应用
Optimum Design of Pit-type Furnace Wall Linings 井式炉炉壁砌体的优化设计
Introduces the microprocessor-based controlling system for pit gas carburizing furnace, and describes the constitution, controlling means and software. 介绍井式气体渗碳炉微机控制系统,描述了系统组成、控制方法及软件设计。
A study is carried out to determine the radial temperature difference in an existing pit type vacuum annealing furnace and improve the temperature uniformity in it. 针对径向温差导致同炉处理的同类产品力学性能的离散和差异,利用现有的装备条件对井式真空退火炉胆内径向温度梯度进行测定,并在提高径向均温性方面进行探索和研究。
Research on Steel Reheating Technology in Pit Soaking Furnace 鞍钢方坑均热炉烧钢工艺研究
Result of research and project in practice shows that the double fuzzy controller based on input of model reference applied to the through hole and vertical pit furnace can gain better dynamic and steady state performances. 研究及工程实践结果表明,这种基于模型参考输入的双模糊控制器对通孔井式炉的温度控制能够取得满意的动态和稳态性能。
Application of Power Regulating Apparatus on Pit Type Furnace 电力调整器在井式炉上的应用
The computer simulation of fluid flow in pit furnace when large sized gears gas carburized has been done using the theory of hydrokinetics. 利用流体动力学的基本原理用计算机模拟了大尺寸齿轮在井式渗碳炉内进行气体渗碳时的流场分布。
CAD of Pit Heating Furnace for Heat-treatment 热处理井式加热炉微机辅助设计
The research and development of a new type of bottom nozzle used in the square pit furnace 方坑均热炉新型底部烧嘴的研制