但有的太阳能利用装置，因为效率偏低，成本较高，总的来说，经济性还不能与常规能源相竞争。
However, some solar energy installations, because the low efficiency, high cost, generally speaking, economics can not compete with conventional energy sources.
该装置的发明人说，在太阳能反应器中利用二氧化铈的特性，是这项技术的主要突破点。
It is this harnessing of ceria's properties in the solar reactor which represents the major breakthrough, say the inventors of the device.
这种装置也许可以用来为电子产品降温、把余热转化为电能，或者是一种利用太阳能的新方法。
The devices may be used to cool electronics, harness solar energy in a new way, and conserve energy by changing waste heat into electric power.
不利用房顶的光伏收集装置和聚光太阳能发电站将占用地球0.33%的土地。
The nonrooftop photovoltaics and concentrated solar plants would occupy about 0.33 percent of the planet’s land.
在所有太阳能热利用装置中，平板集热器是最简单实用的。
The flat-plate collector was simpler and more practical than any other solar appliance for heat utilization.
曾教授表示，浸大已设置了一系列利用太阳能推动的设施，例如热水炉、灭蚊装置、街灯和灌溉系统等。
He said HKBU already had a number of installations on campus driven by solar power, for example a water heater, street lamp, irrigation system and a device to kill mosquitoes.
在聚光太阳能热利用设计时，有必要计算聚光装置倾斜镜面或孔径表面的太阳直接辐射。
It is necessary for calculating the solar beam radiation on the tilted mirror or aperture for designing of solar thermal utilization.
研究开发太阳能双轴跟踪装置，可以提高太阳能的接收效率，拓宽太阳能的利用领域。
Research and development of the two axes solar tracker can increase the reception efficiency and open widely the exploitation realm of the solar energy.
该房屋也是一处大型的太阳能集热器，利用机械装置将光线和热量引入建筑，就如同一个巨大的向日葵。
The house is also a big solar collector, a mechanism to bring light and heat into the house; like a giant sunflower.
倾斜芯型太阳能蒸馏器是更有效地利用太阳能进行海水(或苦成水)淡化装置之一。
Tilted wick type solar still is one of the effective plants utilizing solar energy for seawater (or brackish water) desalination.
本文提出了将太阳能空气集热器与海水淡化装置相结合，利用热空气增湿-除湿来实现淡化海水的试验装置。
In this paper, a solar desalination unit is designed based on humidification-dehumidification cycle by using hot air which comes from a solar air collector.
给灯和其他用电用具充电的工具4块太阳能电池、一个风力发电机和一个利用脚蹬踏板发电的装置。
The lights and electronics will be powered by four solar cells on top of the hut, a wind generator and a pedaling machine.
本发明的太阳能斯特林发 动机装置利用可再生能源太阳能作为发动机的能量来源、没有废气排放、 绿色环保；
The solar energy Stirling engine device utilizes renewable solar energy as the energy source of the engine, does not have waste gas emission and is environmentally friendly;
该系统采用斯特林热机驱动制冷装置，自控调节，性能稳定，安全可靠，是一种理想的利用太阳能和沼气的制冷空调系统。
The refrigerator is drived by a Stirling engine and is controlled automatically. The system exhibits stable performace, safety . and reliability.
太阳能集散热辐射板可以作为建筑立面或屋顶或者建筑构件使用，实现太阳能利用技术装置与建筑外围护结构的完美结合。
These panels can be used as building roofs and fa? Ades or components of roofs and fa? Ades. The solar heating and radiative cooling system experimental setup was established.
太阳能集散热辐射板可以作为建筑立面或屋顶或者建筑构件使用，实现太阳能利用技术装置与建筑外围护结构的完美结合。
These panels can be used as building roofs and fa? Ades or components of roofs and fa? Ades. The solar heating and radiative cooling system experimental setup was established.
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