By Jing Li (auth.)
Compared to the traditional Rankine cycle utilizing water, the ORC can create effective enlargement at low strength, stay away from superheater and supply larger thermal potency in low temperature software. Small-scale ORCs from numerous kWe to a couple hundred kWe supply nice strength for assembly the residential call for on warmth and gear, and are of transforming into curiosity in medical and technical fields. notwithstanding, one serious challenge is the diminished equipment potency and cost-effectiveness that arises while the ORC is scaled down.
In this thesis, the ORC is mixed with low concentration-ratio sun creditors. The history, study pattern, advantages and value of the sun ORC are defined. to minimize the thermodynamic irreversibility and the price of the method, 3 leading edge strategies are proposed: sunlight ORC with no warmth move fluid (HTF), which employs two-stage creditors and warmth garage devices; hybrid solar energy new release in line with ORC and amorphous silicon cells; osmosis-driven sunlight ORC. warmth assortment, garage and tool conversion are optimized. The layout, development and attempt of a prototype are carried out, demonstrating the feasibility of the ORC for small-scale cogeneration. specified recognition is paid to the variable operation and parameter layout with recognize to the condensation temperature.