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原文:
随着全球性的能源危机和人类对环保要求愈来愈高,人们不断舍弃传统冷暖方式,而采用更加先进、更加节能的制冷、供热技术及产品。 埋管式地源热泵中央空调系统被称作二十一世纪最有效的冷暖中央空调技术。这项技术冬天不用锅炉房,夏季不用冷却塔,不燃煤、不燃油、不燃气,也不打井,不取地下水,不破坏地下水资源,不造成空气热污染,不产生任何废气和废弃物,具有零污染的良好品质。夏季能供冷、冬季能供暖,同时还可以供生活热水,真空泵实现“三联供”,而且具有投资少、运行费用低等十大特点。我国党和各级政府把节约能源和环境保护作为可持续发展战略的重要内容。
我国当前的能源形势 我国能源消费总量位居世界第二;我国能源总量人口平均水平不足世界平均值的50%; 中国建筑能耗的总量逐年上升,消防泵已经占到能源消费总量的27.45%; 我国9吹以上属于高能耗建筑;我国建筑能耗是西方国家的三倍以上;在建筑能耗中,有将近55%是采暖和空调能耗,管道泵 且仍在上升中;我国二氧化硫排放量居世界第一位;我国二氧化碳排放量居世界第二位。 什么是地源热泵?什么是埋管式地源热泵? 地源热泵是一种中央空调工艺方式。它利用地表水、地下水或地下浅层土壤地温为冷热源,既可供热又可制冷的高效节能空调系统。地源热泵通过输入少量的高品位能源(如电能),实现低温位热能向高温位转移。在冬季,把地能中的热量“取”出来,提高温度后,供给室内采暖;夏季,把室内的热量取出来,化工泵 释放到地能中去。通常地源热泵消耗1 KW的能量,用户可以得到4KW以上的热量或冷量。地源热泵系统分为三种形式,一种是采用地表水的方式,即江、河、湖、海等;另一种是采用地下水的方式,也有的称“水源热泵”中央空调系统;第三种是埋管式,也有的称为“地耦式地源热泵”中央空调系统。
地源热泵几种类型的对比,确定了开发土壤源热泵的方向。 下面我们对三种地源热泵形式进行对比分析: \ 类型 受限制项目 \ 埋管式土壤源 地下水源 地表水源 水资源法规 不受限制,国家鼓励 受限制,审批严格 受限制,需审批 地理纬度 适用我国长江以北地区 适用我国长江以北地区 受影响,要求地表水温冬季大于7°C,夏季小于30°C 建筑物与地源距离 不受影响,在建筑物周围垂直埋管即可螺杆泵 长期抽水会造成地面沉降,井位密度和井距都有严格要求 取水距离不宜过远 寿命及可靠性 不受影响,地下埋管可使用50年 水井的取水量受地下水位的变化影响很大,水井的使用寿命受很多因素的影响 取水量受地表水位的变化影响,输水管道的使用寿命比土壤源垂直埋管低得多 结论 通过以上类型对比分析,埋管式地源热泵是最适合我国的,虽然其他二种类型也有其固有的优点,但就我国的软硬件条件来看,还是存在一定的不合理和不可执行性,不宜在我国广泛推广 。
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译文:
As the global energy crisis and the rising demand for environmental protection of human, people continue to abandon traditional heating methods, the adoption of more advanced, more energy-efficient refrigeration, heating technology and products. Buried ground source heat pump central air conditioning system called the twenty-first century, the most efficient central heating air conditioning technology. This technology not boiler room in winter and summer without cooling towers, no coal, no oil, no gas, no drilling, no to take groundwater, groundwater resources are not destroyed, not to cause thermal pollution of air, does not produce any emissions and waste, good quality with zero pollution. Cooling in summer to winter to heating, hot water also can be used for the realization of "Tri", and lowSweage pumps &Sludge pumps investment, low operation cost ten features. Governments at all levels of our Party and the energy saving and environmental protection as an important part of sustainable development strategies. China's current energy situation China's energy consumption ranks second in the world; The average level of energy less than the total population, 50% of the world average; The total building energy consumption in China increased year by year, have accounted for 27.45% of total energy consumption; 9 blowing over our country are high-energy buildings; Western countries, China's building energy consumption is more than three times; In building energy consumption, nearlyPneumatic and electric diaphragm pumps 55% of heating and air conditioning energy consumption, and still rising; Sulfur dioxide emissions in China ranks first in the world; Carbon dioxide emissions in China ranks second in the world. What is a Ground Source Heat Pump? What is buried ground source heat pump? Ground Source Heat Pump is a way of central air conditioning technology. It uses surface water, groundwater or underground shallow soil temperature as the heat source, heat can not only energy efficient air conditioning system cooling. Ground Source Heat Pump by entering a small amount of high-grade energy (eg electricity), to achieve low level heat energy transferred to the high places. In winter, the geothermal energy in heat "get" out, raise the temperature, the supply of indoor heating; summer, the interior heat extracted from the energy released into the groundMulti-stage pumps and going. Ground source heat pump is usually 1 KW of energy consumption, the user can get more than 4KW of heat or cold. Ground source heat pump system is divided into three forms, one way is to use surface water, or river, river, lake, sea, etc.; the other is the use of ground water recharge, and some called "water pump" central air conditioning systems; s of three was buried type, and some are known as "ground source heat pump coupled" central air conditioning system. Several types of ground source heat pump comparison, determine the development direction of ground source heat pump. Here we are three types of ground source heat pump forms were compared: \ Type Restricted projects \ Buried type of soil surface water source of groundwater Unrestricted water regulations, the state encourages restricted strictly limited approval is required for approval Latitude for the area north of the Yangtze Slurry pumpsRiver in China for the affected area north of the Yangtze River in China to require the surface water temperature in winter is greater than 7 ° C, the summer is less than 30 ° C Buildings and ground-source distance is not affected, around the vertical buried in the building can be a long-term pumping will cause land subsidence, well location density and well spacing, there are stringent requirements for water should not be too far away Life and reliability are not affected, buried underground for 50 years can be used to take water wells affected by groundwater level change much, the life of wells affected by many factors, quantity of water by surface water level change, the pipeline life than the muchOther pumps lower ground source vertical buried Conclusion The above type of comparative analysis, pipe ground source heat pump is the most suitable for our country, although the other two types also has its inherent advantages, but on the condition of our software and hardware point of view, there is still some of the unreasonable and unenforceable , should not be widely promoted in China.
原文来源:http://www.1gemobeng.com/
2010-08-31 05:23
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