太陽(yáng)能與生物質(zhì)能聯(lián)合驅(qū)動(dòng)吸附制冷系統(tǒng)的適配性分析
發(fā)布時(shí)間:2018-07-05 02:13
本文選題:太陽(yáng)能 + 生物質(zhì); 參考:《農(nóng)業(yè)工程學(xué)報(bào)》2016年13期
【摘要】:針對(duì)生物質(zhì)能作為輔助能源用于太陽(yáng)能吸附制冷系統(tǒng)供冷的適配性,以已搭建的太陽(yáng)能與生物質(zhì)能聯(lián)合驅(qū)動(dòng)吸附式制冷試驗(yàn)臺(tái)為研究對(duì)象,試驗(yàn)研究了雙熱源聯(lián)合運(yùn)行供能耦合的可能性。采用MATLAB軟件動(dòng)態(tài)模擬了雙熱源串、并聯(lián)運(yùn)行工況,并借助非線性最小二乘法對(duì)數(shù)據(jù)進(jìn)行處理、分析。結(jié)果表明:串聯(lián)運(yùn)行時(shí),按照模式2工況循環(huán)流動(dòng),可較好地實(shí)現(xiàn)系統(tǒng)熱量的傳遞;并聯(lián)運(yùn)行時(shí),通過(guò)對(duì)太陽(yáng)能與生物質(zhì)能聯(lián)合供能的適配性研究,結(jié)合系統(tǒng)末端供冷需求和經(jīng)濟(jì)運(yùn)行模式分析,得出太陽(yáng)能與生物質(zhì)能聯(lián)合供能的最佳回水流量分配比值范圍為0.5~0.6,提出適宜于雙熱源聯(lián)合供能3種經(jīng)濟(jì)運(yùn)行模式。研究結(jié)果可為改善制冷系統(tǒng)性能的穩(wěn)定性、實(shí)現(xiàn)太陽(yáng)能與生物質(zhì)能的有效結(jié)合提供參考。
[Abstract]:In view of the adaptability of biomass energy as auxiliary energy to the cooling of solar adsorption refrigeration system, the research object is the adsorption refrigeration test-bed driven by solar energy and biomass energy. The possibility of energy supply coupling by combined operation of two heat sources has been studied experimentally. MATLAB software is used to dynamically simulate the operating conditions of double heat source string and parallel operation, and the data are processed and analyzed by means of nonlinear least square method. The results show that the heat transfer of the system can be realized better when running in series, and the adaptation of solar energy and biomass energy supply can be studied in parallel operation. Based on the analysis of system end cooling demand and economic operation mode, the optimal ratio of return water flow distribution of solar energy and biomass energy supply is obtained in the range of 0.5 ~ 0.6, which is suitable for three economic operation modes of combined energy supply from two heat sources. The results can provide a reference for improving the performance stability of refrigeration system and realizing the effective combination of solar energy and biomass energy.
【作者單位】: 中原工學(xué)院能源與環(huán)境學(xué)院;河南農(nóng)業(yè)大學(xué)農(nóng)業(yè)部可再生能源重點(diǎn)開(kāi)放實(shí)驗(yàn)室;河南城建學(xué)院能源與建筑環(huán)境工程學(xué)院;
【基金】:河南省科技創(chuàng)新杰出人才計(jì)劃項(xiàng)目(2014KJCXJCRC015)
【分類號(hào)】:TB657
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本文編號(hào):2098471
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