That is because of increase of heat loss associated with the increase of air supply, besides the reduction of particles in the flame is another reason for the temperature reduction. 这一方面由于增加的空气带走了大量的热量,同时,火焰中烟灰颗粒浓度的不足,会引起所测火焰温度的降低。
Ensure the temperature reduction fans on the rear of the ultrasonic cabinet as well as on the both ends of the transducer work properly. 超音波箱体后端降温风扇应正常运转,振动子两端风扇应正常运转。
Based on the material of iron in some iron and steel companies, the low temperature reduction degradation of iron ore in the condition of injecting blends of coal and waste plastic in BF is studied. 以国内某钢铁公司的炼铁原料为基础,进行了高炉喷吹煤与废塑料条件下的矿石低温还原粉化性能研究。
This expansion takes energy from the air, resulting in temperature reduction, a process known as adiabatic cooling. 此膨胀吸收了空气中的能量,导致空气温度下降,这个过程称为绝热冷却。
Application of Non-mechanical Temperature Reduction Technology in Mine with Heat Disaster Danger 非机械降温技术在高温热害矿井治理的应用
The temperature reduction was shown to be an effective method for the most active C 6 hydroxy mono protection. 研究发现,降低温度是对蔗糖C6位最活泼羟基进行单一选择性保护的有效方法。
But RDI ( low temperature reduction degradation ( index)) of imported pellets and lump ores is higher than that of high basicity sinters. 但进口球团矿和进口块矿的低温还原粉化指数高于高碱度烧结矿;
On the basis of the low temperature reduction degradation experiments of the sinter sprayed with CaCl 2 solution, the effective period of the CaCl 2 on the surface of the sinter at raw material yard is studied; 通过对喷洒过CaCl2溶液的烧结矿经浸泡和淋雨后的低温还原粉化试验,一方面研究了落地烧结矿表面氯化钙的有效期问题;
The problems existed and results achieved during the trial-production were summarized. Some aspects such as temperature reduction, splashing, air-oxygen ratio and treatment efficiency in the course of operation have been initially studied. 总结了试生产中存在的问题和取得的结果,对工艺操作中的温降、喷溅、气氧比和处理效率等问题作了初步探讨。
The constant volumetric delivery and melt temperature reduction bring a significant improvement in the quality of the end product. 稳定的体积流量和降低熔体温度对于改善最终产品的质量有重要意义。
Study on the causes of al_2o_3 aggravating low temperature reduction degradation of sinter Al2O3加剧烧结矿低温还原粉化原因的研究
For the non-isothermal crystallization, the crystallization rate was increased while speeding up the temperature reduction; according to Avrami equation and Ozawa equation, the ratio of Avrami index and Ozawa index was calculated as 1.31-1.49, the activation energy-87.96 kJ/ mol. 在非等温结晶过程中,结晶速率随降温速率的增大而提高,综合利用Avrami方程和Ozawa方程得到Avrami指数与Ozawa指数的比值为1.31~1.49,非等温结晶活化能为-87.96kJ/mol。
According to the principle, this article examines relative process used in gas gathering station using initial pressure energy of natural gas for throttling temperature reduction and gives a calculation method of injection volume of methanol to inhibit formation of hydrate during throttling temperature reduction. 本文运用这一原理,研究利用天然气原始压力能,实现节流降温在集气站所采用的工艺流程,给出了在节流降温过程中,不形成水化物所需的甲醇注入量的计算方法。
Test on molybdenum powder without low temperature transition and high temperature reduction 无低温过渡高温还原钼粉试验研究
Research on the temperature reduction performance of green solar heat reflective coatings 绿色太阳热反射涂料降温性能研究
This paper expounds the internal connection and regularity among sintering technological conditions, microscopic structures of sinter and degradation during low temperature reduction. 本文阐明了烧结工艺条件、烧结矿微观组织结构与烧结矿低温还原粉化的内在联系和规律。
Comparison with the common exterior wall green coating, market-available green coating and military green coating, a temperature reduction performance of home-made green solar heat reflective coating were studied. 与普通外墙用绿色涂料、市售绿色涂料和军用绿色涂料进行比较,研究了自制的绿色太阳热反射涂料的降温性能。
A Discussion on Analytical Method of the Characteristics of Temperature Reduction by Air Condition System in Cab 机车司机室空调系统降温特性分析方法探讨
Influence of Hydrogen in Gas on Low Temperature Reduction Pulverization of Charge 氢气对高炉炉料低温还原粉化的影响
Experimental results show that this method increases the temperature reduction in the hot side of the radiator. 通过对比试验的验证,散热器冷边加水提高了散热器的热边温降。
The result shows that the cooling pipe is of obvious effect in heat conduction and temperature reduction, and can be applied to prevention of concrete cracking at the early stage. 分析结果表明,冷却水管具有明显的导热降温作用,可达到防止混凝土早期开裂的目的。
The influence of different activities of lime on the grade, the content of sulphur, average granularity, the reduction performance and low temperature reduction pulverization performance of agglomerate has been studied. 研究了不同活性度的石灰对烧结矿品位、硫含量、平均粒度以及还原性能、低温还原粉化性能的影响。
Research of technique in temperature reduction of mine pit is becoming one of the important fields in mine safety study at home and abroad. 矿井降温技术研究愈来愈成为国内外矿山安全研究的一个重要领域。
Combined with phase change coating and other functional coating, thermal infrared phase changed& temperature reduction composite stealthy coating was prepared, which reduced the difficulty of individual application the phase change materials to thermal infrared stealthy, and the performance of every coatings were tested. 将相变涂料与其他功能涂层结合,制备出热红外相变&降温复合隐身涂层,降低了单独将相变材料应用于热红外隐身的难度,并对各涂层的性能进行了测试。
Therefore, this thesis not only discussed about temperature reduction by water sprinkling, but also analyzed the control method for humidity inside the mine pit. 7. 所以本文在探讨降温洒水量的同时,也分析了井巷湿度控制的方法。
This thesis discussed about calculation method of water sprinkling quantity and analyzing method of temperature reduction effects, and suggested control measures for high humidity. 本文探讨了洒水降温作业的洒水量解算方法和降温效果分析方法,并针对湿度过高的问题提出控制措施。
Because of high temperature reduction is the traditional synthesis method, and the characteristics of the materials were impacted by synthetic temperature, calcining time, the content of carbon additives, impurities. 因采用的是高温还原传统的合成方法,材料的特性受到合成温度,煅烧时间,碳添加剂的含量,杂质等因素的影响。
The results show as follows: ( 1) Water body contributes to the temperature reduction and humidity increase in its surrounding area. 归纳起来主要研究结果有下列几方面:(1)北京城市水体的小气候观测试验表明:水体对周边区域的降温、增湿有一定的贡献。
The results showed that the temperature reduction coating had high emissivity, high reflectivity and make the temperature dropped 4~ 8 degree; the phase change coating had both function of good temperature self-adaptive and better thermal camouflage and IR fusion effect with the background. 结果表明,降温涂层具有高发射率、高反射率和4~8℃的降温效果;相变涂层具有优良的温度自适应功能,并在短时间内可实现对热源的伪装效果及与背景的融合性。