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冷渣
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  slag cooling
     Development of Automatic Slag Cooling System for Circulating Fluidized Bed Boiler
     循环流化床锅炉自动冷渣系统的研制
短句来源
     Development of Automatic Slag Cooling System for Circulating Fluidized Bed Boiler
     循环流化床锅炉自动冷渣系统的研制
     The new slag cooling system for circulating fluidized bed boiler realizes effective cooling and heat reutilization of ash and slag in fluidized bed boiler, which guarantees the stability of boiler combustion and the reliability of unit operation.
     新型循环流化床锅炉自动冷渣系统实现了流化床锅炉除渣的有效冷却和灰渣热能的再利用,保证了锅炉燃烧的稳定性和机组运行的可靠性。
     The new slag cooling system for circulating fluidized bed boiler realizes effective cooling and heat reutilization of ash and slag in fluidized bed boiler, which guarantees the stability of boiler combustion and the reliability of unit operation.
     新型循环流化床锅炉自动冷渣系统实现了流化床锅炉除渣的有效冷却和灰渣热能的再利用,保证了锅炉燃烧的稳定性和机组运行的可靠性。
短句来源
     Based on the design feature of I&C in the CFB boiler slag discharge system, the I&C design problem in slag discharge system and slag cooling system were analyzed in emphasis, including slag discharge control with different slag cooling equipments such as pure air cooled, air water cooled, taper shape valve, L shape valve and etc. At the same time, some concepts and practice of ALSTOM Company of German in making control strategy were introduced.
     针对循环流化床锅炉排渣系统的热控设计特点 ,着重分析了锅炉的排渣和冷渣系统 (包括采用纯风冷、风水联合、锥形阀、L形阀等不同冷渣器的排渣控制 )的热控设计问题 ,同时介绍了德国 ALSTOM公司在制定控制策略时的一些思路和做法 ,可供业内同行参考
短句来源
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  cold slag
     Utilization of the SC gas-tank cold slag machine in a 140 t/h fluidized-bed boiler
     SC型气槽式冷渣机在140t/h流化床锅炉上的应用
短句来源
     The utilization of the SC gas-tank cold slag machine in a 140t/h fluidized bed boiler was detailed in this article.
     介绍SC型气槽式冷渣机在140t/h流化床锅炉上的应用。
短句来源
     Selection of Cold Slag Handling System for Large-sclae CFB Boilers
     大型CFB锅炉冷渣输渣系统的选择
短句来源
     During the ignition for start-up and adjustment of the boiler it is necessary to carry out bed temperature control, bed pressure control and cold slag system operation.
     该锅炉在点火启动及调试时,应进行床温控制、床压控制、冷渣器系统运行的工作。
短句来源
     After economical and technical comparison the conclusion is the option of extra-strong steel belt cold slag discharge is prior to the option of mechanical slag discharge with air-water cooling slag device. [
     在进行经济、技术比较后 ,得出超强钢带冷渣排渣方案优于风水冷渣器机械排渣方案的结论
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  “冷渣”译为未确定词的双语例句
     Analysis of Operational Status of Slag Coolers of DG450 t/h CFB Boilers
     DG450t/h CFB锅炉冷渣器运行状况
短句来源
     Application of Condensate Cooling Roller Slag-cooler in DG 450 t/h CFB Boiler
     复水冷却滚筒冷渣器在DG 450t/h CFB锅炉中的应用
短句来源
     , are equipped separately with two L2N1284.10.96 SBL6T type centrifugal slag cooler fluidizing fans.
     每台锅炉分别配有2台豪顿华公司生产的L2N1284.10.96SBL6T型离心式冷渣器流化风机。
短句来源
     Application of quencher in 75t/h CFB Boilers
     冷渣机在75t/h循环流化床锅炉中的应用
短句来源
     A Cold Model Experimental Study on Fluidized Bed Slag Cooler for 410t/h CFB Boiler
     410t/hCFB锅炉流化床冷渣器冷模试验研究
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  cold slag
The computation accounts for the transport of heat from the slag to the metal phase by the liquid metal drops, the energy loss due to electrolysis and the energy required for the heating of the cold slag charge.
      


The paper mainly described the slow-cooling accelerating crystalliza-tion of Nb-mineral in Baotou converter slag.When reasonable crystal-lizing accelerant and slow-cooling system was used,the crystal transfor-mation rate of Nb in the slag could approximate to 80%,the mean cry- (Cont.from p.38)stal size of Nb-mineral could be enlarged from 3.78μm to 48.05μm,whichis 13 times as large as the one in the raw slag,and reached the size re-quired by the mechanical processing.By means of optical microscope,X-ray powder...

The paper mainly described the slow-cooling accelerating crystalliza-tion of Nb-mineral in Baotou converter slag.When reasonable crystal-lizing accelerant and slow-cooling system was used,the crystal transfor-mation rate of Nb in the slag could approximate to 80%,the mean cry- (Cont.from p.38)stal size of Nb-mineral could be enlarged from 3.78μm to 48.05μm,whichis 13 times as large as the one in the raw slag,and reached the size re-quired by the mechanical processing.By means of optical microscope,X-ray powder crystal diffractometer,scanning electronic microscope and en-ergy spectrometer,it was shown that the Nb-mineral in the slag was nio-bium pyrophanite,in which the percentage of Nb_2O_5 varied from 25 to 57%.There were also two other phases,knebelite and glass phase,in the slagbesides the Nb-mineral.

本文重点对包头转炉渣进行了铌矿物的缓冷催化结晶研究。当应用合理的结晶催化剂和缓冷制度对含铌渣进行处理时,渣中铌晶化率可达到80%左右,铌矿物平均粒度由3.78μm 长大到48.05μm,增大约13倍,达到了机械选矿的粒度要求。由光学显微镜、X 射线粉晶衍射仪、扫描电子显微镜及能谱仪等手段研究表明,缓冷渣中的含铌矿物为铌-红钛锰矿,其Nb_2O_5 含量为25—57%。此外,渣中尚有锰铁橄榄石和玻璃相。

The application of slag coolers is an effective way for lowering the physical heat loss of ash and slag in fluidized-bed boilers. On the basis of existing experience of such coolers the authors have designed a new type of slag cooler suitable for use on large capacity fluidized-bed boilers, the so-called combined air and water-cooled slag coolers. Given in this paper is also an economic analysis of such coolers.

采用冷渣器是降低流化床锅炉灰渣物理热损失的有效方法。本文在已有冷渣器的基础上,设计出一种适用于大容量流化床锅炉的新型冷渣器——风水共冷式冷渣器,并分析了这种冷渣器的经济性。

The waste heat of ash and slag of fluidized bed boilers can be recovered by use of slag coolers, which also facilitates the adoption of dry slag removal method and slag comprehensive utilization. This paper gives the slag tempera ture profile of an air-cooled slag cooler used for fluidized bed boilers and its distribution pattern.

采用冷渣器可回收流化床锅炉的灰渣余热,便于干式除渣及灰渣的综合利用。本文给出了流化床风冷式冷渣器的排渣温度及其分布规律。

 
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