Abstract:
We describe a combined heating and cooling system, the system comprising: a working fluid circuit comprising a compressor (214), a gas cooler (222) and an evaporator (102); a heating circuit, thermally coupled to said working fluid circuit via said gas cooler; and a cooling circuit, thermally coupled to said working fluid circuit via said evaporator; wherein said heating circuit further comprises a thermal storage tank (232), in particular a stratified thermal storage tank, controllably coupled to said heating circuit to controllably store heat for said heating circuit.
Abstract:
La présente invention concerne un dispositif de stockage d'énergie thermique comprenant un premier fluide circulant dans un premier circuit fluidique comprenant un premier échangeur de chaleur (210), un deuxième échangeur de chaleur (220), et un module de stockage latent (300), comprenant un matériau à changement de phase, agencé entre le premier échangeur (210) et le deuxième échangeur (220), un deuxième fluide circulant dans un deuxième circuit fluidique couplé thermiquement au premier fluide par l'intermédiaire du premier échangeur de chaleur (210) et du deuxième échangeur de chaleur (220). Ledit deuxième circuit fluidique est constitué de moyens de raccordement etd'un module de stockage de chaleur sensible constitué d'un premier étage (110) de stockage de chaleur sensible haute température et d'un deuxième étage (120) de stockage de chaleur sensible basse température, chaque étage (110, 120) de stockage de chaleursensible ayant une température de consigne contrôlée par la variation du débit du deuxième fluide en sortie et/ou en entrée de chacun des étages (110, 120). Le domaine de l'invention concerne les Systèmes de Stockage Thermiques (SST) notamment dans des centrales solaires thermodynamiques. Elle concerne plus particulièrement, l'intégration d'un système de stockage thermique dans des centrales solaires à concentration et, plus précisément, pour des centrales à génération directe de vapeur.
Abstract:
The invention is about an automatic modular water heater tank under pressure. The tank according to the invention is formed by two or more modules (4), that are insulated, series connected, independent one from another in the energetic process of heating the water, separated by a heat-insulated wall or with a low thermic conductivity, the first module (4) has an exterior port through which the cold water (1) enters when an evacuation tap (9) is opened, the cold water that enters into the water heating tank through the port which is toggled on the inferior part of the first module (4) is heated by a heating source (3) placed in the inferior part of the module (4), and their starting and the stopping are automatically operated by an electronic controller device (11), based on the temperature recorded by a sensor (2) placed in the interior of the module (4) or on the set temperature for use; the water's transit between the modules is made using a guidance device (13), which consists of three parts: a superior part (5), a median part (7) and an inferior part (6), the superior part (5) is connected to the upper part of the module from which the water comes and then the water flows upside-down into the median part, that is placed in the extension of the superior part, and then the water flows again to the bottom zone which is in the next module down side and here the water passes in, these guidance devices are made of rigid or flexible, insulated materials or with low thermic conductivity, they can also be attached to the separating wall or integrated in it; every sensor of the module registers the temperature of the water and send the information to the electronic controller device and then, according to its settings the electronic controller device commands the starting or the stopping of the heating sources, and from the last module, the water gets out of the tank through a port (8) connected to the pipe system of a building, caravan or boat; the valve (10) ensures protection against overpressure.
Abstract:
The invention relate to a container module (5) for a storage container (1) comprising at least one circular process system (27) for using thermal energy. Said container module (5) comprises a container module housing (6) having a closable mounting opening (28) which is provided for introducing heat exchangers (10, 11,12) and is dimensioned such that a heat exchanger (10, 11, 12) can be introduced into the container module housing (6) and it can be fixed and connected in the container module housing (6), and at least one heat exchanger (10, 11, 12) is arranged in the container module housing (6). Said heat exchangers (10, 11, 12) lead into, by means at least one first pair of connection lines, openings of the housing wall of the container module housing (6) and can be fluidically connected by a connection element (29). A second pair of connecting lines can be connected to other associated heat exchanger media circuits. The container module housing (6) comprises connection devices (25, 26) and a container module housing (6) can be fixed by means of the connection device (25) to another container module housing (6) on said connection device (26) such that the mounting opening (28) of the container module housing (6) can be closed by the means of the base of the other container module housing (6).
Abstract:
Installation de conversion de chaleur en énergie mécanique comprenant : - une machine thermique apte à faire subir à un fluide de travail un cycle thermodynamique, - un réservoir de matériau de stockage thermique par chaleur sensible, en tant que moyen de stockage d'une partie de la chaleur évacuée par le circuit de refroidissement du fluide de travail, le réservoir étant apte à réémettre cette partie de la chaleur dans le circuit de refroidissement du fluide de travail de la machine thermique lors des heures où la température extérieure est la plus froide afin d'évacuer la chaleur stockée.
Abstract:
An inlet stratification device serves for providing and maintaining stratification of a fluid in a tank. The stratification device comprises a pipe (2) of a flexible non-porous material, having a number of holes (8), said pipe being configured to contract and expand such that exchange of fluid through the holes (8) of the pipe is substantially prevented in regions of the pipe, where the temperature of the fluid inside the pipe is higher than the temperature of the fluid outside of the pipe.
Abstract:
Die Erfindung betrifft einen Wärmespeicher (1) zum Speichern und Bereitstellen von bei der Stromerzeugung anfallender Wärmeenergie mittels eines Fluids, mit mindestens einer ersten (2) und einer zweiten Kammer (3), wobei die erste (2) über der zweiten Kammer (3) angeordnet ist und eine im Wesentlichen in den Kammern (2, 3) angeordnete Leitung (4) einen oberen Bereich (5) der ersten Kammer (2) mit einem unteren Bereich (7) der zweiten Kammer (3) verbindet, so dass es zwischen Endpunkten der Leitung (4) im Betrieb keine Temperaturdifferenzen und damit auch keine Auftriebskräfte gibt. Die Erfindung betrifft ferner eine Anlage zur Kraft-Wärme-Kopplung, sowie ein Verfahren zum Speichern und Bereitstellen von bei der Stromerzeugung anfallender Wärmeenergie.
Abstract:
A thermal energy storage installation including a thermal energy storage tank and a spider diffuser system mounted in said tank. The TES tank comprises an outer wall having a generally cylindrical inner surface surrounding a hollow internal space in the tank. The spider diffuser system comprises a centrally disposed manifold structure that is disposed in vertically spaced relationship relative to a thermocline formed in a temperature stratifiable liquid in the space during operation of the tank. The manifold structure has an internal chamber and includes an opening for introduction of a said liquid into the chamber or discharge of a said liquid from the chamber. The spider diffuser system also includes a diffuser pipe assembly comprising a plurality of elongated diffuser legs. Each of the legs is, attached to the manifold structure so as to extend generally radially outwardly from the structure and toward the inner surface of the tank.
Abstract:
Die vorliegende Erfindung betrifft Sterilisationsvorrichtung (1) umfassend zumindest eine Kammer (2) zum Sterilisieren von Produkten (4), einen primären, an die Kammer (2) angeschlossenen Fluidkreislauf (3) zum Beaufschlagen der Kammer mit Heißwasser und/oder Heißdampf, einen sekundären Fluidkreislauf (8) zum Erwärmen und/oder Kühlen des primären Fluidkreislaufes (3), wobei der sekundäre Fluidkreislauf (8) über einen zweiten Wärmetauscher (5) mit dem primären Fluidkreislauf (3)verbunden ist, und einen Schichtspeichertank (11) im sekundären Fluidkreislauf (8) mit mehreren Temperaturzonen (12), wobei die Temperaturzonen (12) mit dem Fluid des sekundären Fluidkreislaufes (8) separat be-und entladbar sind.
Abstract:
Method for buffering thermal energy in a thermal buffering medium (2) contained by a thermal energy buffer (10), wherein the volume of the thermal buffering medium (2) is subdivided in one or more parts (21) such that the different parts (21) of the volume of the thermal buffering medium (2) together form the total thermal buffering medium (2) present in the thermal energy buffer (10) and the thermal energy buffer (10) comprises a respective temperature sensor (11) for each part (21) for sensing a temperature of the thermal buffering medium (2) contained in the part (21), by providing a controller (3) with at least one signal representing at least one thermal energy value related to the thermal energy buffer, the thermal energy values comprising a predetermined minimum amount of thermal energy present in the thermal energy buffer and an amount of thermal energy present in the thermal energy buffer, wherein the controller (3) controls a heater (4) of the thermal buffer (10) in function of the thermal energy values such that the amount of thermal energy present in the thermal energy buffer (10) is higher than or equals the predetermined minimum amount of energy present in the thermal energy buffer (10).