-
公开(公告)号:KR101672262B1
公开(公告)日:2016-11-03
申请号:KR1020140120962
申请日:2014-09-12
Applicant: 한국에너지기술연구원
Abstract: 본발명은에어포일켐버형태의판형후향후곡비틀림깃혼류임펠러의구조에관한것으로서, 더욱상세하게는주판의경사판이뒤제침각(θ)으로경사지게형성되고, 상기경사진주판에주판과측판사이의위치, 즉임펠러의주판부근에서는깃의붙임각이크고임펠러의측판부근에서는깃의붙임각이작아지게하여임펠러의반경에따라깃의붙임각도가변하는에어포일켐버형태의판형후향후곡비틀림깃이형성됨으로써, 임펠러의회전시, 유체가깃과깃 사이에서박리(와류)가발생되지않아흐름이원활하게이송되고, 임펠러토출구에서의배출방향을반경방향에서축방향쪽으로변경시켜유동에너지가효율적으로이용되어임펠러의작동효율이높아져송풍기의성능을크게향상되며, 축류형사류송풍기에사용할수 있고, 적용시임펠러의깃통로에서의흐름을부드럽게하여토출방향을축방향으로자연스럽게변화시켜손실을감소하고, 그로인해축류형사류송풍기의효율이향상되며, 작동점을변화시킬수 있고, 임펠러깃통로에서의흐름을개선하여임펠러에서발생되는소음을감소시키는특징이있다.
Abstract translation: 本发明涉及具有翼型弧形板型后向扭转叶片的混合流动叶轮的结构。 更具体地说,混合流动叶轮包括主板,该主板具有以扫掠角度倾斜的斜盘,以及形成在倾斜主板和侧板之间的翼型弧形板型后向扭转叶片,以便 通过使叶轮的主板附近的入射角变大而使叶片的入射角变化,并使叶轮的侧板附近的入射角变小,使得流体可以 当叶轮旋转时叶片之间没有涡流,并且叶轮的出口处的排出方向可以从径向方向改变到轴向,从而通过提高叶轮的运行效率而大大提高鼓风机的性能,因为流动 可以有效地利用能量,用于轴流式混流风扇,通过将排出方向自然地变更为轴向方向来减少损失 由于叶轮的叶片路径中的平滑流动被施加以提高轴流型混合风扇的效率并改变工作点,并且通过改善叶轮的叶片路径中的流动来减少来自叶轮的噪声 叶轮。
-
公开(公告)号:KR101649999B1
公开(公告)日:2016-08-22
申请号:KR1020140193334
申请日:2014-12-30
Applicant: 한국에너지기술연구원
CPC classification number: Y02E10/40
Abstract: 본발명은용융염의녹는온도를낮추기위하여, NaNO-KNO-Ca(NO)-NaCl-KCl-LiNO또는 NaNO-KNO-Ca(NO)-NaCl-CaCl-LiNO의 6성분계를포함하는열저장물질에관한것이다.
-
公开(公告)号:KR101580797B1
公开(公告)日:2015-12-30
申请号:KR1020140117628
申请日:2014-09-04
Applicant: 한국에너지기술연구원
CPC classification number: F25B30/06 , F24S10/00 , F25B15/00 , F25B27/007 , F25B2400/24 , Y02A30/277 , Y02B30/62 , Y02E10/44 , F24S20/30
Abstract: 본발명은, 태양열을이용하여주간에는증기를생성하여흡수식냉동기의열원으로사용하고, 야간에는주간에저장해둔온수를이용하여흡수식냉동기의열원으로사용함으로써, 24시간냉방이가능해질수 있다. 또한, 태양열을이용하여증기를생성하기위해집광형태양열집열기를사용함으로써, 평판형이나진공관형집광기에비해보다높은온도와보다많은양의온수를얻을수 있으므로, 24시간냉방에보다용이한이점이있다. 또한, 태양열로부터얻은열로전기를생산하지않고직접냉방에이용함으로써, 효율이높은이점이있다. 또한, 주간온수저장조에저장된온수의온도에따라증기드럼에서분리된온수를주간온수저장조로바이패스함으로써, 주간온수저장조내온수의온도를설정온도이상으로유지하여야간에효율적으로이용할수 있다.
Abstract translation: 本发明通过使用太阳能热量在日间产生蒸汽作为吸收式冷却系统的热源,并且使用在白天储存的热水作为吸收冷却系统的夜间的热源,使得可以冷却24 一天几小时 同样,由于本发明通过使用太阳能热量产生蒸汽,所以使用能够获得比平板式浓缩器或真空管式浓缩器更高温度和更大量的热水的冷凝太阳能集热器, 更容易用于每天24小时的冷却。 此外,本发明不用太阳能热量产生的电而直接用于冷却,从而导致高效率。 此外,由于本发明在一天中将从蒸汽鼓分离的热水绕过储存在热水储存罐中的热水的温度,而在一天的过程中,热水的温度 白天储水罐可以保持在设定温度或更高的温度,并且可以在夜间有效使用。
-
公开(公告)号:KR101438434B1
公开(公告)日:2014-09-12
申请号:KR1020130056813
申请日:2013-05-21
Applicant: 한국에너지기술연구원
CPC classification number: F24S10/90 , F24S10/70 , F24S10/95 , F24S20/20 , F24S23/71 , F28D15/0233 , F28D15/0275 , H01L35/30 , Y02E10/41 , Y02E10/44
Abstract: According to the present invention, a solar thermal power generation system is disposed to be in close contact with an absorption module in order to absorb heat of the absorption module, and configured to include a heat pipe to transfer heat directly to a thermal conversion generator, thereby enabling compaction of the system with a simple thermal transfer structure and effective heat transfer with increased contact area of the absorption module. In addition, the present invention can secure a sufficient heat storage space to provide an adequate heat source to the thermal conversion generator in weather conditions such as sudden change of the amount of solar radiation, by forming a heat pipe in a larger volume (heat capacity) than a heat pipe for the absorption of the absorption module, therefore the system can be managed more efficiently and stably.
Abstract translation: 根据本发明,太阳能热发电系统设置成与吸收模块紧密接触以吸收吸收模块的热量,并且构造成包括热管以将热量直接传递到热转换发电机, 从而能够以简单的热转印结构和吸收模块的增加的接触面积的有效热传递来压实系统。 此外,本发明可以通过形成较大体积的热管(热容量)来确保足够的蓄热空间,以在诸如太阳辐射量的突然变化的天气条件下向热转换发电机提供足够的热源 )比用于吸收吸收模块的热管,因此可以更有效和稳定地管理系统。
-
公开(公告)号:KR101390887B1
公开(公告)日:2014-05-02
申请号:KR1020120109183
申请日:2012-09-28
Applicant: 한국에너지기술연구원
Abstract: 본발명은자동일사조절장치를갖는디쉬형태양열집광기에관한것으로, 보다상세하게는불규칙한기상상태로인해집광기로부터모아지는불규칙한강한플럭스(flux)나자동운전시작시간이후에기상상태호전으로인한운전개시때 순간적으로집광된고온이흡수기표면에입사되지않도록반사경의표면을자동으로커버해줄수 있도록한 자동일사조절장치를갖는디쉬형태양열집광기에관한것이다. 본발명에따른자동일사조절장치를갖는디쉬형태양열집광기는, 태양광을집광시키는포물선형반사경이배치되는집광부를포함하는디쉬형태양열집광기에있어서, 상기집광부에개폐가능하게설치되며, 태양의방위각과고도각을실시간으로계산해서일출과일몰시간을맞추어자동운전을가능하게하는태양추적제어장치의제어에의해작동되어상기반사경의표면을자동으로커버하여일사량을조절하는자동일사조절장치를포함하는것을특징으로한다.
-
公开(公告)号:KR3007201120000S
公开(公告)日:2013-12-13
申请号:KR3020130043314
申请日:2013-08-23
Applicant: 한국에너지기술연구원
-
公开(公告)号:KR3007184480000S
公开(公告)日:2013-11-29
申请号:KR3020130042831
申请日:2013-08-21
Applicant: 한국에너지기술연구원
-
公开(公告)号:KR3007184470000S
公开(公告)日:2013-11-29
申请号:KR3020130043269
申请日:2013-08-23
Applicant: 한국에너지기술연구원
-
公开(公告)号:KR1020130123497A
公开(公告)日:2013-11-13
申请号:KR1020120046654
申请日:2012-05-03
Applicant: 한국에너지기술연구원
CPC classification number: Y02E40/76 , Y04S10/545 , G06Q50/06 , G06F17/10 , G06Q10/04 , G06Q10/063
Abstract: The present invention relates to a method for analyzing economic efficiency of solar energy and a computer-readable recording medium. A method for analyzing economic efficiency of solar energy according to the embodiment of the present invention comprises: an analyzing area selection step for selecting a target area to analyze economic efficiency of a solar energy generator and indicating information of the target area in a screen; a data input step for reading, from a database, financial data for calculation of a generated power amount of the solar energy generator and automatically inputting the financial data or being inputted by a user; a generated power amount calculation step for calculating one or more among an annual generated power amount, a saved energy amount, and a saved CO2 amount by year based on the inputted financial data and displaying a calculated result in the screen; a net current value calculation step for calculating a net current value of generated power based on the financial data and displaying the net current value in the screen; and a sensitivity analysis step for calculating the sensitivity of the net current value according to a change in a power sales unit price and investment costs and displaying the sensitivity in the screen. [Reference numerals] (100) Select an area and search basic information;(200) Analyze economic feasibility and input information;(300) Calculate an expected amount of generation;(400) Analyze NPV;(500) Analyze sensitivity
Abstract translation: 本发明涉及一种用于分析太阳能的经济效率的方法和计算机可读记录介质。 根据本发明的实施例的分析太阳能经济效率的方法包括:分析区域选择步骤,用于选择目标区域以分析太阳能发电机的经济效率并在屏幕中指示目标区域的信息; 数据输入步骤,用于从数据库读取用于计算太阳能发电机的发电量的财务数据,并自动输入财务数据或由用户输入; 产生电力量计算步骤,用于根据所输入的财务数据,按年度生成电量,节省的能量量和保存的二氧化碳量计算一个或多个,并在屏幕上显示计算结果; 净电流值计算步骤,用于基于所述财务数据计算所产生的电力的净电流值并在所述屏幕中显示所述净电流值; 以及灵敏度分析步骤,用于根据功率销售单价和投资成本的变化来计算净电流值的灵敏度,并在屏幕中显示灵敏度。 (附图标记)(100)选择区域并搜索基本信息;(200)分析经济可行性和输入信息;(300)计算预期产生量;(400)分析净现值;(500)分析灵敏度
-
公开(公告)号:KR1020130027700A
公开(公告)日:2013-03-18
申请号:KR1020110091071
申请日:2011-09-08
Applicant: 한국에너지기술연구원
Abstract: PURPOSE: A volumetric absorber of a solar power generator is provided to maximize efficiency of using condensed energy by installing a fluid preheater which includes an inner flow passage. CONSTITUTION: A volumetric absorber of a solar power generator comprises a main body and a fluid preheater(20). The main body includes an opening part in the front side; a casing(12) forming an inner flow passage; and a quartz window(14) which is installed in the opening part. The fluid preheater is installed in order to cover a coupling part of the quartz window and the casing in the main body and includes a flow passage(P) which a working fluid passes through. The fluid preheater includes a border frame(22) which is installed along the outside of the casing.
Abstract translation: 目的:提供太阳能发电机的体积吸收器,以通过安装包括内部流动通道的流体预热器来最大化使用冷凝能量的效率。 构成:太阳能发电机的体积吸收器包括主体和流体预热器(20)。 主体包括前侧的开口部; 形成内部流路的壳体(12) 和安装在开口部分的石英窗(14)。 安装流体预热器以覆盖石英窗的耦合部分和主体中的壳体,并且包括工作流体通过的流路(P)。 流体预热器包括沿壳体外部安装的边框(22)。
-
-
-
-
-
-
-
-
-