The article introduces the shortage of conventional heating system and advantages of organic heat carrier heating system and the economic benefit brought by revamped heating system. 介绍传统加热方法的不足,着重介绍有机热载体加热系统的优点和改造后取得的经济效益。
A new front preheating process to get higher blast temperature on pebble stove was put forward according to low blast temperature and shortage of high heat value gas in Chinese iron and steel industry. 针对我国钢铁企业存在风温低、高热值煤气短缺的情况,提出了一种利用单一低热值高炉煤气获得高风温的前置预热工艺技术。
Nowadays, bamboo plywood hot-pressing process is all "cold in cold out", this kind of process has a shortage of long hot-pressing cycle, low producing efficiency and huge usage of heat and water. 现有竹胶合板(竹帘竹席胶合板)热压工艺均为冷进冷出工艺,这种工艺热压周期长、生产效率低、耗热耗水量大。
Compared with some heat and power plants which are in shortage of heat load in summer, CCHP saves energy. Ratio of energy conservation is 7.8%~ 39% depending on different conditions. 相对于当前有些热电厂夏季负荷不足的情况,热电冷联产是节能的,在不同的情况下节能率在7.8%~39%之间。
This paper introduces the present situation of power industry being restricted by the shortage of fresh water resources and puts forward the optimum scheme for solving the use water for power plant by seawater desalination utilizing the low grade heat from power plant itself in coastal areas. 本文简述了我国沿海电力工业受淡水资源短缺制约的现状,指出利用沿海火电厂低品位余热能进行蒸馏淡化海水是解决电厂自身用水的最佳方案。
According to field experience, this paper analyzed the structure feature, welding shortage and reason of large-scale heat exchanger ( e.g. horizontal pipe gas-cooling machines, rectangular parallelepiped) and the main technology and optimized measures in key step during manufacturing. 结合现场施工实践,分析了大型换热器(横管式煤气冷却器,外形为长方形)的结构特点、焊接缺陷与产生原因,以及制造中关键环节应采取的主要工艺及优化技术措施。
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency. 但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
By analyzing the causes of heat preservation shortage of office building's exterior wall of Shenyang Institute of Engineering, adopts the XPS heat preservation system, solves the problem of heat preservation shortage of exterior wall, avoids the cold bridges. 通过分析沈阳工程学院办公楼外墙保温不足的原因,经研究采用XPS保温系统加强外墙保温功能的措施,解决了外墙保温不足及避免冷桥现象的产生。
It also includes decrease of thermal efficiency, shortage of output, decline of furnace temperature, ash deposite and corrosion of tail heat surface, increase of fan electricity cost, lower reliability of long period running, and bigger stoker labor strength etc. 燃烧劣质型煤时会造成锅炉热效率降低、出力严重不足、炉膛温度降低、锅炉尾部受热面堵灰腐蚀、增大风机电耗、长期运行可靠性差、司炉劳动强度大等一系列问题。
Along with energy shortage extended day by day and the development trend of energy efficient utilization, the study on enhanced heat transfer of heat pipe has attracted increasingly significant attention. 随着能源的日趋紧张及能源高效化利用的发展趋势,热管的强化传热研究受到了越来越多的关注与重视。
Energy shortage and environmental pollution has been increasingly serious, so it is urgent to find new energy resources, research on the theory and methods of improving efficiency of energy utilization and develop new types of heat transfer equipments that are efficient and energy-saving. 面对日益严重的能源短缺,开发新能源、研究提高能源利用效率的理论和方法、研制新型高效节能换热设备已经并将继续成为研究热点。
With the shortage of energy day by day, more and more people realize that the utilization of waste heat energy has an important significance in economy and environmental protection benefit. 随着能源的日益缺乏,越来越多的人认识到余热能源的利用具有重要的经济意义和环境保护效益。
Urumqi is a large oasis city, rapid urbanization has also caused a series of eco-environmental problems which conclude serious air pollution, shortage of water resources, high population concentration, too much focus on energy consumption, urban heat island and so on. 乌鲁木齐作为特大绿洲型城市,随着社会经济快速发展,城市化也造成了大气污染严重、水资源紧张、能源消耗过多、城市热岛等一系列生态环境问题。
Now in the situation of the rising global energy prices and shortage of domestic energy, heat recovery ventilators not only satisfy the requirements, but also reduce the processing of fresh air energy. 在当前全球能源价格上涨,国内能源不足的情况下,热回收式换气机既满足新风量的要求,又能降低新风处理的能耗。
Because of energy shortage, make full use of thermal power plant generating steam after heating is the most ideal state, so the use of Multi Heat network heating technology is a kind of important way. 由于能源紧张,充分利用热电厂发电后的蒸汽来供热是最理想的状态,因此采用多个热电厂联网供热运行是合理利用能源降低能耗的一个重要途径。
With the situation of shortage of all the energy, the reasonable design, operation and improvement of heat exchanger is very important for saving money, materials, energy and space. 伴随着各种能源日益紧缺的局面,热交换器的合理设计、运转和改进对于节省资金、材料、能源和空间而言是十分重要的。
With the Global energy shortage, the application of ground-source heat pump becomes wider and wider in many countries. 随着世界性的能源短缺,地源热泵技术在许多国家被越来越广泛的应用。