Abstract:
Die Erfindung betrifft ein Pumpenaggregat mit zumindest einem Laufrad (18), welches zu seiner Drehung mit einem in zwei Drehrichtungen (A, B) antreibbaren elektrischen Antriebsmotor (20) verbunden ist, sowie zumindest einem in einem Einlass des Pumpenaggregates gelegen Ventil (10), welches ein zwischen zumindest zwei Schaltstellungen bewegbares Ventilelement (48) aufweist und zu seiner Bewegung mit einem von der von dem Laufrad (18) erzeugten Strömung beaufschlagten Antriebselement (34, 60) verbunden ist, wobei das Ventilelement (48) in zumindest einer ersten der beiden Schaltstellungen einen Einlasskanal (44, 46) des Pumpenaggregates (12) verschließt und derart angeordnet ist, dass die Bewegungsrichtung in diese erste Schaltstellung der Strömungsrichtung (S1, S2) durch diesen Einlasskanal (44, 46) entspricht, sowie ein hydraulisches System mit zwei Kreisen und einem solchen Pumpenaggregat, wobei das Ventil als Umschaltventil zwischen den beiden Kreisen dient.
Abstract:
본 발명은 유체의 가열 및 냉각을 통해서 유체를 순환시키는 유체 순환식 난방장치에 관한 것으로서, 더욱 상세하게는 유체의 순환경로의 압력 상승을 방지할 수 있는 과압방지부재를 구비한 유체 순환식 난방장치에 관한 것이다. 상술한 목적을 달성하기 위한 본 발명에 따른 유체 순환방식의 난방장치는 순환라인, 상기 순환라인에 설치되는 방열부재, 유체를 가열하여 팽창시키는 보일러, 유체를 저장하고 상기 보일러에 공급하는 저장탱크, 상기 보일러를 제어하는 제어기 및 상기 보일러 및 제어기를 수용하는 하우징을 포함한다. 그리고 상기 저장탱크 또는 상기 순환라인과 연통된 개구가 형성되며, 상기 개구를 막는 과압방지부재를 더 포함하며, 상기 과압방지부재는 유체는 통과시키지 않고, 유체의 증기는 통과시켜 상기 저장탱크 및 순환라인의 압력을 떨어뜨리도록 구성된다. 본 발명에 따른 유체 순환식 난방장치는 순환 경로 내부의 증기는 외부로 배출하고, 유체는 외부로 배출하지 않으므로, 난방장치의 유체 순환 경로에 과압이 걸리는 것을 방지할 수 있다. 또한, 난방장치가 넘어지더라도 유체가 외부로 배출되는 것을 방지할 수 있다. 또한, 외부의 이물질의 순환 경로 내부로의 유입을 방지할 수 있으므로, 외부의 이물질에 의한 유체의 오염에 따른 부품의 손상이나, 악취 발생을 방지할 수 있다.
Abstract:
Chilled-beam zone pump modules for controlling zones of a chilled-beam heating and air conditioning system, multiple-zone chilled beam air conditioning systems for cooling multiple-zone spaces, and methods of controlling chilled beams in multi-zone air conditioning systems. Embodiments include a pump serving each zone that both recirculates water within the module and chilled beam and circulates water in and out of a chilled or warm water distribution system through valves to control temperature. Different embodiments provide heating as well as cooling, use check valves to reduce the number of control valves required, adjust the temperature of the beam to avoid condensation, change pump speed to save energy or increase capacity, can be used in two- or four-pipe systems, allow for lower installation cost, provide better performance or control, improve reliability, overcome barriers to the use of chilled beams, or a combination thereof.
Abstract:
Method of controlling a variable delivery pump (2) fitted to a heating system(1) comprising: a heat exchanger (3) connected to two circuits of fluids (4, 5), said variable delivery pump (2) making it possible to vary the flow-rate of the first fluid inside the heat exchanger (3); a return loop (6) on the primary circuit (4) allowing the first fluid reaching the input (7) of the heat exchanger (3) to mix with a portion of the first fluid coming from the output (8) of the exchanger (3); a first temperature sensor (S1) measuring a temperature (T1) of the second fluid coming from the secondary circuit (5); a second temperature sensor (S3) measuring a temperature (T3) of the first fluid coming from a primary circuit (4); a control unit (9) electrically connected to said first and second temperature sensors (S1, S3), said sensors (S1, S3) generating electrical signals as functions of the temperatures (T1) and (T3) and constituting electrical input signals of the control unit (9).
Abstract:
The invention is an intensively radiating capillary heater family, which is appropriate for use in heating system as a heater, as a stand-alone and self-supporting unit. The important is the multi-layer, spatial, self-supporting unit, a heating unit that can be produced in optional form and shape, consisting of bedding composite material (1) joined with material having the same properties as quartz, granite, marble, or resin (grain size: less than 4mm) with equal properties as the materials mentioned above, capillary pipe (2) (maximum outer diameter: 8mm) fitted to frame structure (3), backside or lateral outputs, thermal insulation and heat mirror (4). Figure 1. In case of its application is a system, compared to the distribution-collection unit (4.9.), capillary pipes (6), application of joints and the pipes applied in the system, it can be connected without the use of high- diameter backbone conduit and small amount of heat transfer fluid. Figure 2.
Abstract:
Se trata de un sistema solar térmico versátil para la producción de agua caliente hasta alta temperatura. Instalación solar térmica, compuesta por una batería (1) de dos o más colectores solares (2) planos o de tubos de vacío, bomba de circulación de fluido caloportador (4), sistema de valvulería (3) y sistema de control (6), caracterizada por su amplio rango de funcionamiento en cuanto a temperatura disponible del fluido caloportador (desde +40º C hasta +150º C), asegurando además un caudal constante de fluido caloportador, una temperatura constante, o ambos parámetros simultáneamente. El sistema de control (6) actuará sobre el sistema de valvulería (3), así como sobre la velocidad de la bomba de circulación (4) para asegurar el control de dichos parámetros. Todos los componentes de la instalación cumplirán con los estándares para soportar temperaturas de hasta 180º C.
Abstract:
Die Erfindung betrifft ein Pumpenaggregat (12) mit einem Pumpengehäuse, einem in dem Pumpengehäuse (16; 16')drehbar angeordneten Laufrad (18), einem mit dem Laufrad (18) verbundenen elek5 trischen Antriebsmotor (2098, welcher wahlweise in zwei Drehrichtungen (A, B) antreibbar ist, sowie zumindest einem Ventil (10; 10') mit zumindest einem Ventilelement (106), welches von der von dem Laufrad (18) erzeugten Strömung abhängig von der Drehrichtung(A,B) des Laufrades (18) in zwei verschiedene Schaltstellungen beweg10 bar ist, wobei das ein Radius (r2; r2') des Pumpengehäuses z(16, 16') zumindest in einem Umfangsabschnitt (104) im Umfangsbereich des Laufrades (18) zumindest 1,4 mal und vorzugsweise zumindest 2 mal so groß wie der Radius (r1) des Laufrades (18) ist, sowie ein hydraulisches System mit zumindest zwei hydraulischen Kreisen und einem 15 solchen Pumpenaggregat (12), wobei das Ventil (10, 10') als Umschaltventil zwischen den zwei hydraulischen Kreisen ausgebildet ist.
Abstract:
A heating installation comprising: a first circuit (C1); a second circuit (C2); a first heat pump (4) for heating the medium in the first circuit; a heat exchanger (10) which is arranged in the second circuit and connected between a condenser (4b) and an expansion valve (4d) of the first heat pump; second and third heat pumps (11, 13) arranged for heating a medium by absorbing heat energy from the medium in the second circuit; and an accumulator tank (12) arranged in the second circuit downstream of the second heat pump (11). The accumulator tank is connected to an evaporator ( 13a) of the third heat pump (13) in order to allow medium to circulate between the accumulator tank and this evaporator so that heat exchange between the medium in the second circuit and a working medium of the third heat pump is possible via the evaporator of the third heat pump.