冷却材料

In order to study the heating and cooling problems of the motor,heat transfer simulation model for water-cooled explosion-proof motor was established on the basis of analyzing its structure,materials,and heat exchange mechanism.

为了研究该类电机的发热与冷却问题，在对防爆型水冷电机的结构、材料以及换热机理进行分析的基础上，建立了防爆型水冷电机的传热数学物理模型。

This product use special-purpose materials, bear cooling agent, against oil, grinding wheel froth and iron filings and so on; The guard shield has the traveling schedule long and reduces the small merit; Guard shield's bellower speed may amount to the 200m/minute; In the guard shield any metal parts, have not needed to worry the guard shield works when to present the components to become less crowded, but creates the serious broken link to the machine, has the best security.

该产品使用专用的材料，耐冷却剂、防油、砂轮沫和铁屑等等；护罩具有行程长和压缩小的优点；护罩的风箱速度可达200m/分；护罩内没有任何金属零件，不用担心护罩工作时会出现零件松动而给机器造成严重的破环，具有最佳的安全性。

Lastly, the design method of IFMC proposed in the paper is applied to the optimization design of calibrator cooling systems.

最后，将本文中理想材料零件设计方法应用于定型模冷却系统的优化设计。

Pollution discharge pump, adopting special big channel impeller structure, greatly increases feculency discharging ability, and effectively make solid particle with diameter being 50% of pump outlet diameter; the type 4 can be fitted with various protective devices according to customer's requests, including stator winding temperature-rise protection, bearing temperature rise protection, oil container leakage protection, etc to enhance the exploitation reliability; adopting inner flowing recycling system to use medium cooling electric machine section to make usage more safe.

排污泵采用了独特的大通道叶轮结构，大大提高了污物通过能力，能有效的通过直径为泵口径约50％的固体颗粒；本泵型4可根据用户的要求安装各种保护装置，包括：定子绕组温升保护、轴承温升保护、油室漏油保护等以提高电泵的使用安全性；可采用内自流循环系统，利用介质冷却电机部分，使用更加安全，同时，还可以利用此结构将电泵以干式固定形式安装；采用最新材料精制而成的机械密封，其使用寿命可达8000小时以上；可采用双导轨自动耦合安装装置，使机组的安装、维修方便、快捷；可根据用户的需要配备各种形式的排污泵专用控制柜以实现自动化管理。

The molten end parts then fuse, and the molten joint is then cooled to resolidify the material and form the joint.

然后将熔化的端部融合在一起，再将熔融的接头冷却，使材料重新固化并形成接头。

Materials and Methods: Under the best annealing condition treatment and making sure the surface characteristics and cooling process after vacuum annealing had no significant effects to thermoluminescent response, TLD samples were put into the ABS TLD holder in the vacuum chamber.

材料与方法：将以最佳回火条件回火完成之CaF2：Dy (TLD-200)及CaF2： Tm (TLD-300)，确保其表面性质及真空回火后冷却过程对热发光反应无影响后，将其置於真空腔内之一压克力置装器内。

It has been warranted through experiments and practical application that rare-earths-high-aluminium heat-resistant nodular iron has some intrinsic properties which are worthy of reconimandation, namely,that it will not scale after long periods of use at 1050-1100℃, will hardly break while being hammered into castings, runners or risers as the high-temperature tensile strength reaches 14-19 kg/mm2 at 800℃ or≥l3.3kg/mm2 at 900℃, with the room temperature strength close to HT 30-50 and the unnotched impact str...

本文介绍了稀土高铝耐热球墨铸铁的生产实践、化学成分；探讨了稀土作用及其用量和控制；论述了稀土和铝加入方式以及冷却速度对金相组织的影响；并对铸造工艺、铸件缺陷及分析、耐热性能及使用效果作了阐明。试验和使用证明：稀土高铝耐热球墨铸铁在1050～1100℃长时间工作不起氧化皮，热强度800℃时，14～19kg/mm~2，900℃时≥13.3kg/mm~2，室温强度近于HT30—54，a_k≈2～6kg·M/cm~2，锤击铸件或浇冒口，很难碎裂，并能机械加工。可以认为是以我国富产资源为原料，能用各种炉子熔炼、耐热和综合机械性能均较高硅、中硅中铝球铁、高铝片墨铸铁为高的一种耐热铸铁，也是镍铬系耐热材料较好的替代品。

The synthesized material is then ball grinded, dried, screened, and loaded into die. The pressure is 50-120MPa, it is isostatic pressing, the pressure is 120-300MPa;it is adglutinated in 1400-1650DEG C, the warming-up rate is 2-10DEG C/ minute, heat preserved for 2-50 hours, then cooled to room temperature, the doping zirconic acid lanthanum material is produced.

合成料再经球磨、烘干、过筛造粒，装入模具干压成型，压力为50～120MPa，再进行等静压，压力为120～300MPa；在1400～1650℃在空气气氛中烧结，升温速率2～10℃/分钟，保温2～50小时，然后自然冷却至室温，制得掺杂锆酸镧材料。

As the outer skin of a profile solidifies, it insulates the inner material from the cooling medium.

随着型材外层的固化，它会将内层材料与冷却介质隔绝开来。

The invention preheats and strengthens heating to a test part by the composite induction device on the same heating power, thereby improving the temperature gradient, limiting the overheating at the front of the interface along the smaller area, simplifying the processing parameter, acquiring the higher cooling speed, improving the mechanical properties of the material.

本发明是在同一个加热电源上通过一个复合感应加热装置对试件预加热和强化加热，提高了温度梯度，将过热局限在界面前沿较小的区域，简化了工艺参数，获得较高的冷却速率，提高了材料的力学性能。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。