序号 专利名 申请号 申请日 公开(公告)号 公开(公告)日 发明人
61 INTERMEDIATE PRESSURE STORAGE SYSTEM FOR THERMAL STORAGE PCT/US2010028970 2010-03-26 WO2010111688A2 2010-09-30 MIERISCH ROBERT CHARLES; BISSET STEPHEN JAMES
In some implementations, there is provided an apparatus. The apparatus may include a first steam engine, an intermediate storage, and a second steam engine. The first steam engine may include a first inlet and a first exhaust, wherein the first inlet receives steam from a source of thermal energy. The intermediate storage may be coupled to the first exhaust, wherein the intermediate storage stores thermal energy provided by steam from the first exhaust. The second steam engine may include a second inlet coupled to the intermediate storage. Moreover, at least one of the first steam engine and the second steam engine may produce work. Furthermore, the first steam engine may be driven by the steam received from the source of thermal energy, and the second steam engine may be driven by steam from at least one of the intermediate storage and the first exhaust. Related apparatus and methods are also described.
62 SOLAR THERMAL POWER SYSTEM PCT/US2009030605 2009-01-09 WO2009102510A3 2010-04-29 BENNETT CHARLES L
A solar thermal power generator includes an inclined elongated boiler tube positioned in the focus of a solar concentrator for generating steam from water. The boiler tube is connected at one end to receive water from a pressure vessel as well as connected at an opposite end to return steam back to the vessel in a fluidic circuit arrangement that stores energy in the form of heated water in the pressure vessel. An expander, condenser, and reservoir are also connected in series to respectively produce work using the steam passed either directly (above a water line in the vessel) or indirectly (below a water line in the vessel) through the pressure vessel, condense the expanded steam, and collect the condensed water. The reservoir also supplies the collected water back to the pressure vessel at the end of a diurnal cycle when the vessel is sufficiently depressurized, so that the system is reset to repeat the cycle the following day. The circuital arrangement of the boiler tube and the pressure vessel operates to dampen flow instabilities in the boiler tube, damp out the effects of solar transients, and provide thermal energy storage which enables time shifting of power generation to better align with the higher demand for energy during peak energy usage periods.
63 STEAM STORAGE SYSTEM FOR ARTIFICIAL SOLAR ISLAND PCT/IB2009000223 2009-02-06 WO2009098588A2 2009-08-13 HINDERLING THOMAS
A system [500] for producing solar energy at a desired temperature and pressure range includes a primary energy source [501] that is used in a Clausius Rankine cycle, with the primary energy source connected to and proximate to a plurality of solar collectors [520]. More particularly, at least one steam storage tank [501] feeds the expansion step of the Clausius Rankine cycle. This enables the system [500] to reliably supply energy during times when the solar collectors receive little or no radiation. According to one aspect of the invention, the solar collectors [520] reside on an artificial island [510a, 510b, 510c], preferably sea-based, or offshore, so that the steam storage tank [501a, 501b, 501c] can be located well below sea level. This enables the use of compressive forces from the sea water to counteract the outwardly directed pressure caused by the steam contained in the steam storage tank [501a, 501b, 501c]. Moreover, this storage tank [501c] may have a dual-walled structure [501d, 501e], for insulation purposes, and may be operatively connected to a sea level condenser [501i] to produce sweet water. Still further, steam from the steam storage tank [501] can be used to drive one or more absorption chiller devices housed within an absorption chiller unit [530a] that is operatively connected to an air conditioning system [530b]. And these structures can be located on the roof of a building [530] so as to supply air conditioning to the building [530].
64 SYSTEM AND METHOD FOR ACCUMULATING STEAM IN TANKS FOR SOLAR USE PCT/ES2010000268 2010-06-18 WO2010146200A8 2012-02-02 OLAVARRIA RODRIGUEZ-ARANGO RAFAEL; GARCIA RAMIREZ ELENA; BARRAGAN JIMENEZ JOSE
System and method for accumulating steam in tanks for solar use, made up of two sets of Ruths accumulators or tanks (1, 2) - the base set and the overheat set - which are identical to one another, each having a saturated steam inlet (3), steam injectors (10) installed inside the tank (1, 2), a steam outlet (4, 4') with a valve (13), and a drainage means (11). A heat exchanger (6) is installed between the two sets of tanks (1, 2). The storage method comprises a step of filling the tanks and a step of emptying the tanks, the latter comprising two emptying phases, the first at maximum-to-intermediate pressure, and the second at intermediate-to-minimum pressure.
65 SYSTEMS AND METHODS OF THERMAL TRANSFER AND/OR STORAGE PCT/US2010049406 2010-09-17 WO2011035213A3 2011-08-18 XIANG XIAODONG; ZHANG RONG
Systems, methods, and computer-implemented embodiments consistent with the inventions herein are directed to storing and/or transferring heat. In one exemplary implementation, there is provided a system for transferring/storing heat comprised of a heat exchange/storage apparatus including a chamber, and a heat input device adapted to heat/provide a vapor into the chamber. Other exemplary implementations may include one or more features consistent with a heat output device through which a working medium/fluid passes, a thermal storage medium located within the chamber, and/or a heat exchange system that delivers a heat exchange medium/fluid to the thermal storage medium.
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