查询词典 cooling

Main contents of the thesis are as follows: Description of the present usage of liquid cooling system, presentation of a new type of liquid cooling system and description of its work principles; Design of the liquid cooling system, which mainly deals with the design and collating calculating of serpentine condenser and heat exchangers adopted in this system. Meanwhile, the model chosen calculating of compressor、thermal expansion valve、plate evaporator、water pump and the like equipment used in the system are also carried out.

本文的主要内容如下：对液冷源使用现状进行了描述，提出了一种新型液冷源系统并对其工作原理进行了阐述；对系统进行了设计，主要对系统中所采用的管带式冷凝器和水侧空/液换热器进行了设计和校核计算，同时对系统中所用到的压缩机、热力膨胀阀、板式蒸发器、水泵等配套设备进行了选型计算；分别对制冷系统和冷却液循环系统进行了数学建模。

Rated at extraction conditions, one pump is running, because the cycle of water to reduce the system's water resistance decrease the flow of water pumps 12274T / H, head will drop to 15.0-16.0 m, in the extraction steam turbine at the maximum operating conditions, the recycled water to meet the system requirements to run a pump, because of substantial reduction in the volume of water supplied, so that substantially improve pump head, a direct result of the cooling tower water gushing, increase淋水device with a flow rate of the sink, fill up water in the hot淋水exchange reduce the time and reduces the cooling effect of cooling towers.

在额定抽汽工况下，一台水泵运行，由于循环水量减少、系统的水阻下降，水泵的流量12274T/H，扬程将下降至15.0-16.0米，在汽轮机在最大抽汽工况时，为满足循环水系统要求运行一台水泵，由于供水量大幅度减少，使水泵扬程大幅度提高，直接造成冷却塔涌水，加大淋水装置配水槽的流速，水流在淋水填料上热交换的时间减少，降低了冷却塔的冷却效果。

Sewage FRP cooling tower rotation atomized spray cooling tower, roof fan, axial fans, centrifugal fan, ventilation pipe and products based on user selection of the cooling tower, the transformation of the user Laota the ideal product.

污水玻璃钢冷却塔喷射旋转雾化冷却塔，屋顶风机，轴流风机，离心风机，通风管道系列产品并可根据用户对冷却塔的选型，老塔的改造得到用户的理想产品。

I plant mainly produces the products are: Counter-round cooling towers, a square Counter-cooling towers, a square cross-flow cooling towers; FRP Li Xin Fan, axial fans, ramps flow fan, roof fan; mechanical winding glass pipe, tube ; Glass steel tank, transport tanks, chemical equipment tanks, reaction tanks, storage tanks, organic, inorganic glass steel ventilation ducts; modular glass steel water tanks, and other more than 200 varieties, but also based on user need for the design and production of non-standard, widely used in Oil, chemicals, machinery, paper, electricity, food, water supply and drainage central air conditioning, textile printing and dyeing industries, high technology content, a new layout and design, complete specifications, superior performance, by the majority of customers.

我厂主要生产的产品有：圆形逆流式冷却塔、方形逆流式冷却塔、方形横流式冷却塔；玻璃钢立心风机、轴流风机、斜流风机、屋顶风机；机械缠绕玻璃钢管道、管件；玻璃钢贮罐、运输罐、化工设备罐、反应罐、贮槽；有机、无机玻璃钢通风管道；组合式玻璃钢水箱等200多个品种，还可以根据用户需要进行非标准设计和生产，广泛应用于油田、化工、机械、造纸、电力、食品、给排水中央空调、纺织印染等行业，技术含量高、设计新颖、规格齐全、性能优越，深受广大客户的欢迎。

Considering that a telecommunication machine room needs cooling all the year round and the major load is sensible heat, designs an indirect tower cooling system combined the cooling tower, plate heat exchanger and air cooler.

针对程控机房需要全年供冷和以显热负荷为主的特点，采用开式冷却塔＋板式换热器＋空气冷却器等设备设计了冷却塔间接供冷系统。

This method requires heating and cooling on the same platens. This controlled cooling is done with special "ramping" controllers coupled to solenoid valves on the cooling system.

此方法要求采用同一压台同时带有加热和冷却功能，此控制冷却功能是通过同冷却系统的螺旋阀相联接的特殊&斜线&控制器实现的。

R12 on the ozone layer due to the destruction of the requirements of the developed countries for environmental protection from 1996 to start using refrigerant R134a Automotive Air-conditioning and the construction of air-conditioning at home in a similar, it is often installed in the compressor engine, and with a belt drive, the condenser installed in the car in front of the radiator, and evaporator in the car inside, and work out from the evaporator of low pressure gaseous refrigerant flows through a high-pressure high-temperature gas compressor After cooling condenser cooling tube cooling into the low-temperature high-pressure liquid, through the desiccant dryers and storage of buffer, and then to a more stable flow of pressure and flow expansion valve, the final expenditure and the flow of relief evaporator.

由于R12对大气臭氧层的破坏，出于环保的要求发达国家从1996年开始改用R134a做制冷剂汽车空调的构造和家用的分体空调类似，它的压缩机往往是安装在发动机上，并用皮带驱动，冷凝器安装在汽车散热器的前方，而蒸发器在车里面，工作时从蒸发器出来的低压气态致冷剂流经压缩机变成高压高温气体，经过冷凝器散热管降温冷却变成高压低温的液体，再经过贮液干燥器除湿与缓冲，然后以较稳定的压力和流量流向膨胀阀，经节流和降压最后流向蒸发器。

Thermoprproperties of 7 nucleators -CaCl2·6H2O composites such as borax, SrCl2·6H2O,Ba2·8H2O were researched with gradually cooling method and TGA-DSC under room temperature cooling,open system and icewater cooling, closed system.

用步冷曲线法和TGA-DSC联用研究了室温冷却开放体系和冰水浴冷却封闭体系两种工况下硼砂、SrCl2·6H2O、Ba2·8H2O等7种成核剂-CaCl2·6H2O复合体系的储热性能，探讨了工业级CaCl2·6H2O原料中主要杂质NaCl和MgCl2对成核剂成核作用的影响。

The simulated results showed that in cooling tube the thermophoresis force had removing effect on the diesel engine particles,and it is possible to increase the deposition efficiency of diesel engine particles in cooling tube by rational design and control of the cooling tube structure and working parameters.

研究结果表明，热泳力对柴油机微粒具有一定的脱除作用，通过合理设计和控制冷却通道的结构和运行参数，可以有效地提高柴油机微粒在冷却通道中的沉降率。

Airflow passes radiator core at high speed from front to rear to accelerate cooling of the coolant water flowing across the radiator core, thus enhancing cooling effect of the cooling system to the engine.

空气流由前向后高速通过散热器芯，使流经散热器芯的冷却水加速冷却，从而加强了冷却系对发动机的冷却作用。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。