A discussion on the controlled cooling of 30MnSi bar for pipe piles;
韶钢30MnSi管桩钢筋盘条的控制冷却工艺
Mathematical Modeling and Application of Controlled Cooling Line of High-Speed Rolling Rod 82B;
高速线材82B控制冷却线的数学模型和应用
Analysis of controlled cooling technology for SWRH82B wire;
SWRH82B线材控制冷却工艺分析
The technique of control cooling is emphasized clear in principle and practice here.
概括了渗碳钢齿轮锻件等温正火处理的网带式生产线设计时主要设计参数,强调了等温正火的控制冷却技术,给出了所研制的设备的主体结构和功能的技术说明。
In order to reduce production cost, the best production process using niobium microalloy instead of vanadium to produce Q345B plates of different thickness is discussed through analyzing the reason of forming Widmannstaetten structure and the influences of slab thickness, the reduction in pass, low temperature rolling and control cooling etc on the grain size and the properties.
为降低生产成本,通过分析钢板形成魏氏组织的原因以及中间坯厚度、道次变形量、低温轧制和控制冷却等对钢板组织晶粒度和性能的影响,探讨了采用铌微合金化代替钒生产不同厚度Q345B钢板的最佳生产工艺。
The control cooling experiment of given-water quantity is carried out on reinforced bars Φ25 during producing.
在现场对Φ２５螺纹钢进行定水量控制冷却试验，并沿轧件全长测试了终轧温度，自回火温度和机械性能，分析了测试结果，找出了它们之间的相互关系。
To meet the control system requirements of the cooling control technical equipment in the 3 500 mm Plate Mill in Shougang Group, a basic automatic system based on Siemens S7-400 PLC is adopted.
控制冷却技术是生产高质量钢板的有效手段,为满足首钢3500mm中厚板轧机轧后控制冷却设备和工艺的控制要求,采用了基于西门子S7-400PLC的控制冷却基础自动化系统。
It is showed: the formation of martensite and mixture of sorbide, troostite and bainite which is caused by the low temperature at the beginning of cooling control is the main reason of fracture; and the quantity of martensite in center is more than that of side testify that there is segregation of C?Mn?Cr.
实验结果表明:马氏体的出现和基体为索氏体、屈氏体和少量的贝氏体的混合组织是断裂的主要原因;基体组织为混合组织和马氏体的出现是由于轧件出精轧机组进斯太尔摩控制冷却线时冷却温度过低造成的;同一直径钢丝心部的马氏体含量相对边部的马氏体含量多表明存在C、Mn、Cr元素的偏析,并提出改进措施。
Applying the finite difference method to the simulation of cooling process, the temperature field along the thickness/width of plate was calculated, as well as the effect of intermittent cooling on the result of cooling control.
介绍了中厚板控制冷却过程中所用的数学模型,包括差分模型、空冷和水冷换热系数模型、比热和热传导率模型,并采用有限差分法模拟计算了钢板在冷却过程中厚度、宽度方向上的温度场分布,以及间歇冷却对控制冷却的影响·从模拟结果可以看出,返红时间、厚度上温度梯度随钢板厚度增加而增加;间歇冷却时钢板内部温度呈均匀下降,表面不断冷却与返红过程·在线应用证明该套数学模型计算精度较高,可以满足现场实际生产的要求
Discussion on the applying controlling cooling technology to rolling low carbon steel;
浅谈控制冷却技术在低碳钢轧制上的应用
A low carbon high strength steel with lower yield strength reached 700 MPa was developed through controlling rolling and controlling cooling, and its microstructures and strengthening mechanisms were analyzed.
通过控制轧制与控制冷却,研制出下屈服强度为700 MPa级的低碳高强度钢,并对其组织及强化机制进行了分析。
Optimization for Control-Cooling Process of High Speed Rolled Wire of Steel 82A
82A钢高速线材控制冷却工艺的优化
The influences of control-cooling technology after rolling on steel plate' s tissue and performance are introduced.
介绍了轧后控制冷却技术对钢板组织性能的影响 ,国内外采用该技术的方案及马钢中板厂应用管层流冷却技术的方案、装置、工艺规程和所取得的效果。
Without salt bath isothermal treatment with high pollution and energy-consuming,the isothermal bainite structures in the matrix of nodular cast iron were obtained by the technology using water as cooling medium and control-cooling+equal temperature adjusting+isothermal treatment processes,in which the upper bainite and lower bainite zone can be accurately reached by adjusting temperatur.
不采用高污染高耗能的盐浴等温处理,而是通过控制冷却+均温调整+等温处理的方法,用水做冷却介质,通过调整水温来调整水的冷却能力,并控制工件冷却时间,准确冷却到上贝氏体区或下贝氏体区,使球墨铸铁获得等温贝氏体基体组织。
Melt Flow in the Extrusion Die Head for Blown Film and Application of Cooling Control Technology;
吹膜机头内熔料流动及冷却控制技术应用
Dissection of the cooling control system for the shape control on an aluminium cold mill;
铝带冷轧机板形冷却控制系统剖析
Application of PLC to cooling control for large transformers;
PLC在大型变压器冷却控制中的应用
stelmor process
盘条轧制控制冷却法
Optimization for Control-Cooling Process of High Speed Rolled Wire of Steel 82A
82A钢高速线材控制冷却工艺的优化
The Controlled-Cooling System of the H-beam Hot Mill
热轧H型钢控制冷却系统自动控制的实现
THE APPLICATION OF CONTROLLED-COOLING TECHNOLOGY FOR REINFORCED BAR TO CONTINUOUS ROLLING PROCESS
钢筋轧后控制冷却工艺在连轧机组的应用
The Analysis on Control Strategy of Cooling Rate for Plate Accelerated Cooling
中厚板轧后冷却冷速控制策略的分析
Investigation and Application of Multi-Cooler Water Spraying Cooling Control System;
双盘冷却器喷水冷却控制系统的研究及应用
Study on Control System for Cooling System of Exhaust Gas Recirculation on Car Engine;
汽车发动机EGR冷却控制系统的研究
Study on Intelligent Control of ZL50 Wheel Loader Cooling Capacity;
ZL50装载机冷却能力的智能控制研究
Study of Core Parameter in Recirculating Cooling Water Treatment;
循环冷却水处理核心控制参数的研究
Test study on PLC control system of cooling pump station;
冷却泵站PLC控制系统的研究试验
Research on Laminar Cooling Control System of 2300 Hot Rolling Strip Steel
2300带钢热连轧层流冷却控制系统研究
Laminar Cooling Process Control for Hot Strip Mill and Optimization
热轧带钢层流冷却过程控制及其优化
The Generation Mechanism of Stripe Defect on SUS430 Stainless Steel Strip and Its Control
SUS430钢带冷却条纹缺陷产生原理及控制
Temperature Control of Process Cooling Water and MATLAB Simulation
工艺冷却水温度控制及其MATLAB仿真
Research on distributed cooling water system and its control method
分散式冷却系统及其控制方法的研究
The Development of the Process Control System for Plate Accelerated Cooling
中厚板快速冷却工艺控制系统的开发
Laminar cooling control system for 1580mm hot strip mill in Rizhao Iron & Steel Co.
日照1580mm热连轧机层流冷却控制系统
Water Quality Control Principle and Practice of Cooling Water in Dual Water Inner Cooled Generators
双水内冷发电机冷却水水质控制原理及实践