preheating zone
英 [ˌpriːˈhiːtɪŋ zəʊn]
美 [ˌpriːˈhiːtɪŋ zoʊn]
网络 预热区; 预加热区
双语例句
- Treatment of burning-through of gas mixing room top and preheating zone casing of vertical shaft
竖炉混气室顶部和预热带炉皮钢板烧穿的处理 - "The non-oxidizing zone is consisted of entry sealed room, waste gas preheating zone, direct heating zone, and furnace nozzle and flue gas exhausting system."
无氧化段由入口密封室，废气预热区，直接加热区，炉喉，废气排放系统组成除气加热器除氧加热器 - The results show that: under the no preheating condition, the microstructure of weld metal is columnar austenitic, and brittle martensite exists in the fusion zone and over-heated zone unavoidably.
研究结果表明：在不预热条件下，用KD286焊补钢轨，焊缝组织为柱状奥氏体组织，熔合区和过热区不可避免地产生脆硬的马氏体组织。 - The preheating reduced the crystal cracks and increased the tensile strength of welded joints, but which made the work-piece surface oxidized seriously and distorted greatly as well as the crystalline grains grown seriously in base metal, heat-affected zone and welded metal.
分析发现，预热虽然可以减小焊接接头结晶裂纹的倾向，提高接头拉伸强度，但是高温预热却使得焊件表面氧化严重，焊接试板变形大，且母材、热影响区和焊缝晶粒严重长大。 - Against feature of nonaxisymmetrical structure and three-dimension strongly swirling flow field of the preheating cyclone, computation zone was discrete by non-structur tetrahedron grid in the model building.
针对该类型旋风预热器本身非轴对称性、内部流场为三维强旋流的特点，在结构建模时，采用非结构化四面体网格离散计算域； - A method was developed to set the optimal setpoints of temperature through adjusting the temperature-rising-ratio ( TRR) of preheating to heating zone.
提出一种通过调节钢坯在预热段和加热段的温升率来设定预热段和加热段的最优设定温度的方法，并且实现了提出的算法。 - It is shown that the temperature in the preheating zone should not be over 420 ℃ and particles retention time should be control in the range from 200s to 300s.
具体如下：预热带温度不应超过420℃；且颗粒在其中的停留时间控制在200～300s。 - A Research on the Structure of Preheating Zone and Temperature Controlling in Roller Hearth Kiln with Oil Fuel
油烧陶瓷辊道窑预热带结构及温度控制研究 - The paper describes the circumstance in preheating zone, firing zone and cooling zone of tunnel kiln, and firing ways and loading ways.
本文论述了机械化装出轮窑在焙烧过程中预热带、焙烧带、冷却带的变化情况以及焙烧方法和码窑形式。 - According to the distribution of heat and mass in furnace, the temperature area in furnace is divided into crystal zone, reaction zone and preheating zone, and the equation of different area is obtained.
根据合成炉内物质和温度分布的特点，将炉内的温度区域划分成结晶区、反应区和预热区，并给出不同区域的温度分布方程。 - Considering the characteristics of hydrogen stress corrosion, a restoration plan was made especially in weld preheating, post-weld heat treatment, welding rod and plate selection. Therefore, the hardness of the welding seam and heat-affected zone was reduced and residual stress was relieved.
结合氢应力腐蚀特点制定了修复方案，特别是焊前预热、焊后热处理、选择合适的焊条及板材，降低了焊道和热影响区硬度，消除残余应力。 - An Improvement on Temperature Difference of Preheating Zone of Tunnel Kiln
隧道窑预热带温差的改善 - The optimal length of preheating zone and economical preheated air temperature are discussed in detail.
着重分析讨论了加热炉预热段延长的最佳值和空气预热的最佳经济温度问题。 - Study on the preheating zone in tunnel kiln by digital simulation of mathematical model
隧道窑预热带数学模型数字模拟研究 - Temperature difference from top to bottom in preheating zone of tunnel kiln is the biggest obstacle for rapid firing, energy saving.
隧道窑预热带内上下温差过大是实现快速烧成、节能降耗的最大障碍。