北京地區(qū)太陽(yáng)能—土壤源熱泵的綜合應(yīng)用研究
本文選題:太陽(yáng)能-土壤源熱泵 切入點(diǎn):冰蓄冷系統(tǒng) 出處:《哈爾濱工業(yè)大學(xué)》2013年碩士論文
【摘要】:能源是推進(jìn)社會(huì)經(jīng)濟(jì)發(fā)展、增強(qiáng)人類(lèi)拓展力的源動(dòng)力,節(jié)能與環(huán)保成為當(dāng)今世界的主題。在此形勢(shì)下,許多發(fā)達(dá)國(guó)家通過(guò)完善法律框架來(lái)力推節(jié)能政策,并以能源效率作為能源政策基本工具。能耗高與能源利用效率低使我國(guó)能源形勢(shì)更加嚴(yán)峻,日益突出的能源與環(huán)境問(wèn)題已成為制約我國(guó)經(jīng)濟(jì)可持續(xù)發(fā)展的兩大問(wèn)題。節(jié)能環(huán)保已成為我國(guó)社會(huì)可持續(xù)發(fā)展的重大舉措。 本文以北京某規(guī)劃區(qū)域的供暖空調(diào)及生活熱水方案為例,對(duì)太陽(yáng)能輔助土壤源熱泵系統(tǒng)加冰蓄冷系統(tǒng)進(jìn)行了詳細(xì)研究,并對(duì)系統(tǒng)節(jié)能性、經(jīng)濟(jì)性進(jìn)行了分析,為相似工程實(shí)踐提供參考。本文的工作主要包括以下四個(gè)方面。 首先介紹了所研究的工程的基本情況,分析了項(xiàng)目所在地的氣候及地質(zhì)條件,對(duì)擬建建筑的熱負(fù)荷、冷負(fù)荷、生活熱水負(fù)荷進(jìn)行了分析,,為后面的研究提供基礎(chǔ)材料。 其次,針對(duì)本文所研究的擬建工程的實(shí)際情況及當(dāng)?shù)氐哪茉促Y源情況,設(shè)計(jì)出一套結(jié)合了土壤源熱泵、太陽(yáng)能利用、冰蓄冷技術(shù)的綜合能源系統(tǒng)。對(duì)設(shè)計(jì)的太陽(yáng)能-土壤源熱泵綜合應(yīng)用系統(tǒng)的原理進(jìn)行了說(shuō)明,并對(duì)系統(tǒng)的熱水供系統(tǒng)流程、供熱流程、空調(diào)流程分別進(jìn)行了分析。對(duì)系統(tǒng)進(jìn)行了設(shè)計(jì),對(duì)主要設(shè)備的選擇進(jìn)行了分析與計(jì)算。 然后,對(duì)太陽(yáng)能-土壤源熱泵綜合應(yīng)用系統(tǒng)的節(jié)能效果進(jìn)行了分析。對(duì)系統(tǒng)主要設(shè)備的逐時(shí)能耗和全年能耗分別進(jìn)行了分析,并與常規(guī)系統(tǒng)進(jìn)行了對(duì)比分析,結(jié)果表明,與采用電加熱供熱水和集中供熱相比,設(shè)計(jì)的綜合應(yīng)用系統(tǒng)有較好的節(jié)能效果。 最后,對(duì)太陽(yáng)能-土壤源熱泵綜合應(yīng)用系統(tǒng)的經(jīng)濟(jì)性進(jìn)行了分析。分別從系統(tǒng)的初投資、回收期的角度研究了本文設(shè)計(jì)的系統(tǒng)的經(jīng)濟(jì)性,并計(jì)算了系統(tǒng)的設(shè)備投資經(jīng)濟(jì)指標(biāo)及供冷運(yùn)行經(jīng)濟(jì)指標(biāo)。
[Abstract]:Energy is the driving force to promote social and economic development and enhance human expansion. Energy conservation and environmental protection have become the theme of the world today.Under this situation, many developed countries push forward the energy saving policy by perfecting the legal framework, and take energy efficiency as the basic tool of energy policy.High energy consumption and low energy use efficiency make the energy situation more severe in China. The increasingly prominent energy and environment problems have become two major problems restricting the sustainable development of our economy.Energy saving and environmental protection has become a major measure of sustainable development of our society.Taking the scheme of heating, air conditioning and domestic hot water in a planned area of Beijing as an example, this paper makes a detailed study on the ice storage system of the solar assisted ground source heat pump system, and analyzes the energy saving and economy of the system.It provides reference for similar engineering practice.The work of this paper mainly includes the following four aspects.This paper first introduces the basic situation of the studied project, analyzes the climate and geological conditions of the project location, analyzes the heat load, cooling load and domestic hot water load of the proposed building, and provides the basic materials for the later research.Secondly, according to the actual situation of the proposed project and the local energy resources, a comprehensive energy system which combines the ground-source heat pump, solar energy utilization and ice storage technology is designed.The principle of the integrated application system of solar-ground source heat pump is explained, and the flow of hot water supply system, heating flow and air conditioning system are analyzed respectively.The system is designed, and the selection of main equipment is analyzed and calculated.Then, the energy-saving effect of the integrated application system of solar-ground source heat pump is analyzed.The hourly energy consumption and the annual energy consumption of the main equipment of the system are analyzed, and compared with the conventional system, the results show that compared with the electric heating for hot water supply and central heating,The designed integrated application system has better energy saving effect.Finally, the economy of the integrated application system of solar-ground source heat pump is analyzed.The economy of the system designed in this paper is studied from the angle of the initial investment and the payback period of the system, and the economic indexes of the equipment investment and the operation of the cooling system are calculated.
【學(xué)位授予單位】:哈爾濱工業(yè)大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2013
【分類(lèi)號(hào)】:TU831
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