查询词典 coil boiler

Auxiliary boiler plant: Steam for use on site is produced by burning undesulphurised coke oven gas in three boiler s, producing 18,000 kg/hour steam at 7 bar gauge pressure.

辅助锅炉装置：现场用的蒸汽可以用未脱硫化氢的焦炉气为燃料，用三个锅炉制得，在7巴的表头压力下每小时可产生18，000公斤的蒸汽。

Two NHK journalists opened all doors and windows of the boiler room to check, and even probed their camera into the stokehole of the boiler.

日本NHK的两名记者不仅打开了锅炉房周围所有的屋门察看，更把摄像机探进了锅炉的司炉孔内进行拍摄。

Compared with traditional pc-fired boiler and stoker boiler, it has different characteristics of flow, heat transfer and combustion.

其具有与传统的煤粉锅炉和层燃锅炉不同的流动、传热传质、燃烧特性，所以它的设计和热力计算与传统的煤粉炉都有很大的区别。

The research work of this paper is divided into five parts: The first ,according to the work characteristics of ship's auxiliary boiler, this paper is to design applied project in the automatic control system of ship's auxiliary boiler; The second, according to the work request of the cargo winch of alternating three-speed change-pole speed-adjusting, this paper is to determine adopting the method of the PLC control; The third, this paper is to design PLC application in three -phase induction motor control, to give the ladder chart, program and input and output circuit diagram; The fourth, this paper is to research the method of the ship's combined starting screen automatic control with the PLC; The fifth, this paper is to inquire the possibility of apply the PLC in ship's engine room surveillance system; According to the comprehensive analysis of above actual example of ship's auxiliary machinery automatic system with the technique of PLC; not only can use the technique of PLC to replace traditional relay-contactor control technique in ship's auxiliary machinery automatic system, but also can get the conclusion of the former is more dependable and more clever than the latter, the maintenance is more convenient, thus develop a new path for ship automation.

本文研究的工作主要包括五个部分：第一，根据船舶辅锅炉的工作特点，设计PLC在船舶辅锅炉自动控制系统中的应用方案，主要有PLC选型及输入输出点的设计，画出系统控制梯形图并分析工作原理；第二，根据交流三速变极调速起货机的工作要求，确定采用PLC控制的方法，进行控制系统的硬件设计和软件设计，并分析工作原理：第三，设计了PLC在三相异步电动机控制中的应用，给出了控制梯形图、程序及输入、输出接线图；第四，研究了用PLC实现船舶组合起动屏自动控制的方法，进行了系统的电源设计和软件设计，给出系统工作流程图；第五，探讨了船舶机舱监视系统应用PLC的可行性，将继电器报警线路改为用PLC控制报警，给出系统硬件图和软件梯形图，并分析了PLC机的选型、抗干扰和应用PLC的经济效益和社会效益等问题。综合以上船舶辅助机械自动控制系统采用PLC技术的实例分析，可以得出船舶辅助机械自动控制系统不但可以使用PLC技术取代传统的继电器接触器控制技术，而且前者比后者更可靠、更小巧，维护保养更方便的结论，从而为船舶自动化开辟了一条新的路径。无忧毕业设计网 www.5ubs.cn

Now let's take a test: take one boiler of conjee which is boil into a normal boiler and the other one into the flameout reboiber, let's check what happen after 8 hours, unbolt the

现在大家来看一看保温效果的对比试验：将刚煲好的两锅粥分别放入普通的焖烧锅和熄火再煮锅，8小时后我们再来看看，先打开焖烧锅，里边的粥冰冰凉凉

In recent years, the products sell well in all my works more than 20 provinces, cities more than 100 units. Since 2004 Zhejiang usha Hill Power Plant, Huaneng Shantou Power Plant, Power Plant Chiuchow, Jiangsu Taicang Power Plant, Sanmenxia Power Plant, Jiaxing Power Plant, Inner Mongolia Tuoketuo power plants, the first thermal power plant in Baotou, Beijing Thermal Power 1 Factory, Yimin Power Plant in Inner Mongolia, China Datang Group, Xiangtan Power Plant, Thermal Power Engineering Corporation, Guangdong door to power plants, Thermal Power Engineering Corporation, Guangdong branch in Zhuhai, Guangdong Thermal Engineering Corporation Huilai electricity branch, the People's Republic of Mongolia Ulan Bartok thermal engineering for more than 600,000 kilowatts generating units, as well as steam ha,, North pot, pot up, Wuxi Boiler Factory, Yantai Boiler plant 200MW-1000MW units provide high-pressure alloy pipe fittings and the main steam, reheat steam Factory of piping; for Qilu Petrochemical, Baling Petrochemical, Yanshan Petrochemical, Yangzi Petrochemical, Qingdao large oil refineries, the Shenhua coal-oil, Yangzi Petrochemical - BASF Ltd. 800,000 tons / year ethylene project in Cangzhou Refinery, Shijiazhuang Refining Plant, Jiuquan Satellite Launch Center on the 10th works, the United States Motorola, The Great Wall Aluminum Company, Tianjin Tiantie Metallurgical Group Co., Ltd., Jiaozuo of Electricity Group, Aerospace Group, products are also exported to Kazakhstan, Japan, Bangladesh, Philippines and Thailand country.

近几年来，我厂产品畅销全国20多个省、市100多个单位。04年以来为浙江乌沙山电厂、华能汕头电厂、潮洲电厂、江苏太仓电厂、三门峡电厂、嘉兴电厂、内蒙古托克托发电厂、包头第一热电厂、北京热电一厂、内蒙古伊敏发电厂、中国大唐集团湘潭电厂、广东火电工程总公司可门电厂、广东火电工程总公司珠海分公司、广东火电工程总公司惠来分公司、蒙古人民共和国乌兰巴托热电工程等60万千瓦以上发电机组、以及哈汽、武锅、北锅、上锅、无锡锅炉厂、烟台锅炉厂200MW-1000MW机组提供高压合金管件及主蒸汽、再热蒸汽工厂化配管；为齐鲁石化、巴陵石化、燕山石化、扬子石化、青岛大炼油、神华煤制油、扬子石化-巴斯夫有限公司80万吨/年乙稀工程、沧州炼油厂、石家庄炼油厂、酒泉卫星发射中心十号工程、美国摩托罗拉公司、长城铝业公司、天津天铁冶金集团有限公司、焦作化电集团、宇航集团，产品还出口到哈萨克斯坦、日本、孟加拉、菲律宾及泰国等国家。

The percentage of wear-out failures of boiler tubes in boiler failures is over 75%.

冲蚀磨损是电厂锅炉对流受热面泄漏的主要原因之一，占到锅炉事故的75%以上。

A boiler water controlling system with basifier a mg/L Na3PO4+b mg/L NH3+c mg/L NaOH is investigate in the paper. Several calculate methods are discussed and the precision pH value calculating equation is proposed for a cycle chemistry system that has seven changing parameters coexisting together, i. e. a mg/L Na3PO4+b mg/L NH3+c mg/L NaOH+d mg/L H2SO4+e mg/L CH3COOH+f mg/L CO2+g mg/L SiO2. As an example of equilibrium phosphate treatment, the pH value are obtained and showed in graphics with the four kinds of impurity changing from 0 to 1.0 mg/L. The calculating results can be used in practical boiler water pH value control.

对于一个采用a mg/L Na3PO4+b mg/L NH3+c mg/L NaoH碱化剂的炉水控制体系，主要讨论在炉水中存在d mg/L H2SO4+e mg/L CH3COOH+f mg/L CO2+g mg/ L SiO2 4种杂质时炉水pH值的计算方法，得到通用的pH值计算表达式；并以炉水平衡磷酸盐处理工况为例，计算这4种杂质在0-1 mg/L变化时，其单独或联合作用对炉水pH值的具体影响程度，以6幅图形展示计算结果，该结果可应用于炉水pH值的实际控制。

This paper deals with how to use optimum method to make economical comparisons of the following heating systems: the hot water boiler, heat exchanger system, steam jet system and shower calorifier system, which are widely used in industrial boiler house.On condition that the nature of the untreated waters, rate of condensation recovery, fuel costs, heating days, and temperature drop of flow and return water are different, a lot of analysis and comparisons have been made in this paper and optimal designs for...

本文论述了对工业企业锅炉房内几种常用热水制备系统(热水锅炉、换热器系统、蒸汽喷射系统和喷淋加热系统)如何应用最优化方法进行经济比较的问题；并且对其在不同给水水质、燃料价格、采暖天数、凝结水回收率以及不同的送、回水温差等条件下，作了大量分析和比较，从而为计算者推荐出不同条件下的最优方案。

Accordingly,"Earthy boiler " safe and censorial job is boiler look canal is especially safe and censorial and even the Chongzhongzhi that of all kinds safety works is heavy.

因此，&土锅炉&的安全监察工作是锅容管特安全监察乃至各类安全工作的重中之重。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"