暖通空调>期刊目次>2022年>第2期

基于供暖应用的太阳能资源适宜性评价

Suitability evaluation of solar energy resource based on heating applications

石利军 戎向阳 司鹏飞 赵雨晗
中国建筑西南设计研究院有限公司

摘要:

项目前期,工程技术人员常通过分析项目所在地的太阳能资源丰富程度,初步判断采用太阳能供暖的可能性和合理性。但是传统太阳能资源评价方法忽视了不同纬度地区太阳能季节性波动的巨大差异,且未反映太阳能设备的实际使用时长,不能客观表征太阳能供暖设备投资收益,导致评价结论失真。提出以项目所在地供暖期的太阳辐照量指标为基础,通过计算太阳能设备的静态投资回收期,建立了太阳能供暖适宜性区划方法,为太阳能供暖工程前期决策提供了相对准确的评价依据。该指标综合反映了太阳能的能量密集程度(强度量)和可利用的时间长度(广延量),具有较好的适用性。

关键词:太阳能资源;太阳能供暖;评价;适宜性区划;太阳辐照度;太阳能贡献率

Abstract:

In the early stage of the project, engineers often judge the possibility of solar heating by analyzing the richness of solar energy resources at the location of the project. However, the traditional solar energy resource evaluation method ignores the huge differences in seasonal fluctuations of solar energy in different latitudes, does not reflect the use time of solar energy equipment, and fails to represent the investment income of solar heating equipment, resulting in distortion of the evaluation conclusion. The horizontal solar radiation during the heating period of the project site is proposed as a basic index. By calculating the static investment payback period of solar equipment, a solar heating suitability zoning method is established. This method can provide a relatively accurate evaluation basis for the decision making in the early stage of solar heating projects. This index comprehensively reflects the energy intensity of solar energy(intensive quantity) and the length of time available(extensive). It has good applicability for heating projects.

Keywords:solarenergyresource;solarheating;evaluation;suitabilityzoning;solarirradiance;solarenergycontributionrate;

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