EP0874201B1 - Baueinheit für eine Kompaktheizungsanlage - Google Patents
Baueinheit für eine Kompaktheizungsanlage Download PDFInfo
- Publication number
- EP0874201B1 EP0874201B1 EP98107184A EP98107184A EP0874201B1 EP 0874201 B1 EP0874201 B1 EP 0874201B1 EP 98107184 A EP98107184 A EP 98107184A EP 98107184 A EP98107184 A EP 98107184A EP 0874201 B1 EP0874201 B1 EP 0874201B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- separator
- assembly according
- dirt
- heating
- air separator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000010438 heat treatment Methods 0.000 title claims description 63
- 238000009434 installation Methods 0.000 title claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 230000005484 gravity Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/10—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system
- F24D3/105—Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks ; Hydraulic components of a central heating system pumps combined with multiple way valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/08—Hot-water central heating systems in combination with systems for domestic hot-water supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/0095—Devices for preventing damage by freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/08—Arrangements for drainage, venting or aerating
- F24D19/082—Arrangements for drainage, venting or aerating for water heating systems
- F24D19/083—Venting arrangements
- F24D19/085—Arrangement of venting valves for central heating radiators
- F24D19/087—Arrangement of venting valves for central heating radiators automatic
Definitions
- the invention relates to a structural unit for a compact heating system, especially for a gas boiler with two heating circuits, one for the Space heating and one for water heating.
- centrifugal pump units In addition to the centrifugal pump unit, they usually include other components, such as air separators, safety valves, Changeover valve and the like. They are as a unit, i.e. H. as built-in and assembly unit designed so that a simple and space-saving Arrangement within the heating system is guaranteed. Furthermore such a unit is easy to install and maintain, because access to the otherwise narrow is only available at a few central points Installation space must be guaranteed and otherwise in the case of repairs the unit is completely replaced and at the factory or elsewhere be overhauled by the specialist and reused can.
- One unit having the features of the preamble of claim 1, is known for example from EP 0 460 399 A2.
- This known unit is intended for a gas boiler, the two Heating circuits included, one for water heating and one for space heating, both of which are heated by a common gas Primary heat exchangers are supplied with heat.
- This well-known The unit is for installation in the flow of the primary heat exchanger provided and accordingly has a subsequent to this lead Intake and two discharge ports on the two heating circuits are connected.
- This unit also has an air separator on, which is connected to a backflow chamber through which the return lines of the heating circuits are routed through the unit.
- there is a changeover flap in this known structural unit provided between the pump outlet and the two pressure ports, depending on the direction of rotation of the impeller is controlled.
- the object of the invention is a generic unit for a compact heating system so to continue training that they can be used for a long time with little maintenance is reliably operable, the unit should continue as possible have a compact shape and are as inexpensive to manufacture as possible his.
- This object is achieved according to the invention by those listed in claim 1 Features solved.
- Advantageous embodiments of the invention are in the subclaims and in the description below specified.
- An essential constructive feature of the invention is that for a dirt separator is also provided in addition to the air separator which is the deposits circulated within a flow removed from the circuit and thus for the operational safety of the contributes to the entire system, and with an air separator is arranged in a common housing that is location-oriented is arranged. And this must the dirt separator and housing having the air separator arranged substantially vertically be so that the air is up and the dirt is down can escape.
- Such a vertical arrangement in a common Housing is also particularly cheap because the main lines in this area, for example a gas boiler, in the same Direction run, which takes up little space.
- This housing also has a free space in the installation position, Put on a quick breather and can be used below Keep dirt collection container accessible even when installed.
- constructive the structural unit according to the invention is also for inclusion provided in the return, resulting in a lower thermal Strain on the components leads and moreover less susceptible to is cavitation-related noise.
- Through this integration in the return it is also ensured that dirt and air from the heating circuit (the radiators), before entering the Centrifugal pump unit are eliminated and thus its function cannot interfere.
- a particularly compact unit is formed in that the Switching element in the area between dirt separator and air separator is arranged, according to the present invention expediently not both heating circuits through dirt and air separators be led, but expediently only for the heating circuit provided by the dirt separator and both heating circuits or one of these heating circuits through the air separator. Because both heating circuits at least in the area of the primary heat exchanger air separation is sufficient and dirt in just one cycle. It is useful to Dirt separator in the return of the heating circuit for space heating to arrange, since experience has shown that this is the most common Dirt accumulates. To prevent this dirt from entering the Area of the switching element or the pump, the Dirt separator is suitably arranged in front of it. Accordingly, becomes the suction nozzle leading to the heating circuit for space heating Advantageously connect to the dirt separator on the side.
- the switching element in the area between dirt and air separators is arranged, then it is advisable to which leads to the heating circuit for water heating, in Area of this switching element to be connected.
- the arrangement ensures that the backflow from both heating circuits Water is still fed to the air separator before it reached the pump set.
- An air separation of both circuits can be useful, although it is generally sufficient to have one Circuit, namely to vent the heating circuit for space heating.
- the additional ventilation of the heating circuit for water heating through the air separator is therefore particularly of Advantage because the ventilation is independent of the operation of the room heating is guaranteed. Such a constellation results, for example in summer when the room heating is switched off and the system is only used for water heating.
- the side arrangement of the suction nozzle on the dirt separator and the air separator housing is therefore so advantageous because the connections are easily accessible is.
- the unit Usually mounted so that the free end of the engine after points in front, while the actual pump and the one behind it Components arranged between the mounting wall and the engine are. This area is narrow and difficult to access.
- the switching element is designed as a switching flap.
- an electromagnet is used to control the Switch flap integrated in the assembly.
- an electromagnetically operated Switch flap which are otherwise installed in any position can also operate the pump with high efficiency, since a reversal of the direction of rotation is not necessary is.
- the dirt separator is expediently used as a cyclone separator formed with a removable vessel on the underside of the Housing should be provided in which the dirt collects and that can be emptied.
- the air separator is advantageously used as a gravity separator trained so that the arrangement of the air separator at the top End of the common housing supports its function and itself result in only short flow paths within the unit.
- connection between the suction mouth of the pump and the air separator can through an approximately radially arranged opening of the air separator be formed, which opens into the suction port of the pump.
- the common Housing in which dirt separators and air separators as well possibly also the switching element are arranged, enables a extremely space-saving design with short flow paths.
- connections can be provided in the common housing be, for example for receiving an overflow valve and Inclusion of a pressure relief valve.
- the connection for the overflow valve is connected to the boiler supply line.
- the pressure relief valve either opens into the open or is via a hose fed to a drain line or a collecting vessel.
- dirt and air separator Switching element instead of the arranged between dirt and air separator Switching element, this can also be arranged next to it. Then be Dirt and air separators expediently through a Common cylindrical housing formed, the lower part of the Dirt separator and its upper part receives the air separator. Then the cable routing is expediently such that Dirt and air separators in the heating circuit for space heating are arranged and upstream of the switching element or the pump are.
- the heating system shown in Fig. 1 consists essentially of a gas-heated primary heat exchanger 1, a secondary heat exchanger 2 for water heating and a secondary heat exchanger 3 for space heating (radiators).
- the secondary heat exchangers 2, 3 form essential components of heating circuits that are brought together in the area of the primary heat exchanger 1 and can be controlled and circulated via a unit 4.
- the assembly 4 is shown in FIGS. 2 to 4 in detail and contains a centrifugal pump unit with an electric drive motor 5 and a driven centrifugal pump 6, the is firmly connected to the electric motor 5 via a flange 7.
- the structural unit 4 contains a dirt separator 8 and an air separator 9 and a switching element 10 in the form of a Electromagnetically controlled switching flap.
- the function of such a heating system is known per se. in the pure space heating operation becomes liquid in the primary heat exchanger 1 (boiler) heated, for example, by burning gas.
- the Liquid reaches radiators through a pipe system the space heating, which is shown in Fig. 1 as a secondary heat exchanger 3 are.
- the cooled back from the radiators In unit 4 water first gets into a dirt separator 8, then in an air separator 9 and finally through the Pump 6 back into the primary heat exchanger 1 for heating.
- the Secondary heat exchanger 2 for water heating is included out of function, which is the return line leading to the unit 4 through the switching flap 10, which is spring-loaded in this position is cordoned off.
- the structural design of the unit 4 results in particular from the representations according to FIGS. 2 to 4.
- the electric motor has as is common with pump units of this type, essentially one cylindrical housing with terminal box 13 on the side in which the electrical connection cable is clamped.
- the centrifugal pump 6 is attached to the electric motor.
- the Centrifugal pump has an approximately tangentially arranged pressure nozzle 14 on and on the side facing away from the motor 5 a coaxial suction mouth arranged to the impeller axis.
- the suction connection of the Pump housing is extended and opens approximately tangentially in the there is a cylindrical air separator 9.
- the air separator is on its top by a screwed on and by means of a Seal sealed lid 15 completed, the one central Has opening 16 which for receiving a known per se Quick vent is provided.
- the air separator 9 is a combined one Centrifugal and gravity separators designed.
- the one Central inner tube 17 liquid flowing out is 180 ° deflected to then flow into the suction port of the pump 6. The air is separated upwards during this deflection process, where it escapes through the quick breather.
- the inner tube 17 opens into one under the air separator 9 provided chamber 18 in which the switching flap 10 is guided.
- a suction port 19 which for connecting the Return line of the secondary heat exchanger 2 is provided.
- This in the chamber 18 opening free end of the suction nozzle 19 is through the force of a spring 20 locked in a side housing part acts on a lever 21, the other end of the switching flap 10 or forms force and the pressure-tight is guided by an elastic wall 22.
- On the spring 20 opposite side is the lever 21 by the electromagnet 12 acted upon the lever against the force of the Spring 20 moves and the flap 10 moves such that the suction nozzle 19 is connected to the chamber 18. In this position a channel 24 also opening into the chamber 18 is closed or throttled.
- This channel 24 connects an inner tube 25 of the under the chamber 18th Dirt separator 8 arranged axially to the air separator 9 with the chamber 18.
- the dirt separator 8 has a substantially cylindrical outer housing similar to that of the air separator 9 on, which is open at the bottom and can be screwed on cup-shaped container 25 is lockable.
- the Dirt separator 8 is designed as a cyclone separator, accordingly there is an inlet opening approximately tangentially in the cylindrical side wall provided that the suction port 26 of the assembly 4 is formed is and for the connection of those coming from the secondary heat exchanger 3 Return line is provided.
- the essentially cylindrical housing of dirt separator 8 and air separator 9 through the housing surrounding the chamber 18 interrupted, the entire common housing, including that Pump housing includes, integrally formed and vertical and transverse is arranged to the impeller axis.
- auxiliary nozzle 27 Connects to the chamber 18 laterally (on the left in FIG. 4) an auxiliary nozzle 27 in which a not shown in detail Pressure relief valve 28 is screwed in, its outlet to the outside opens or can be removed via a hose.
- auxiliary connector 29 is for connection to one of the flow of the primary heat exchanger 1 coming line provided.
- the overflow valve, its functionality and use are known per se (protection for Boiler) is adjustable. For this is on the side of the dirt separator 8 an access opening 30 is provided into which a tool can be inserted with which the setting can be made.
- FIGS. 5 to 9 differs from the above essentially in that the cable routing within the unit is different and so that the unit is designed differently.
- the unit is marked with 31 there.
- the one with the above Design of functionally matching components are identified in the same way and therefore will not be repeated in detail described.
- the air separator 9 is in a common cylindrical housing 35 formed with the dirt separator 8.
- the cylindrical Housing 35 has a common inner tube 17 and 23, the Dirt separator and air separator fluidly connected. In the area between the cylindrical housing and the inner tube 17, 23 an annular division 37 is provided.
- To the Dirt separator 8 connects approximately tangentially to the suction nozzle 26, that for connection to that coming from the secondary heat exchanger 3 Line is provided.
- the embodiments described above have, except for the lid, Containers and other moving parts in one piece, made of injection molding Manufactured housing on, which is inexpensive especially in large series are to be manufactured and enable a very compact construction.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Separating Particles In Gases By Inertia (AREA)
- Jet Pumps And Other Pumps (AREA)
Description
- Fig. 1:
- in stark vereinfachter Darstellung ein Schaltbild einer Gastherme mit einer ersten Ausführung der erfindungsgemäßen Baueinheit,
- Fig. 2:
- eine perspektivische Ansicht der Baueinheit nach Fig. 1,
- Fig. 3:
- eine perspektivische Ansicht wie Fig. 2, jedoch aus entgegengesetzter Richtung,
- Fig. 4:
- eine perspektivische Ansicht gemäß Fig. 2 mit im Längsschnitt dargestellten Schmutz- und Luftabscheider,
- Fig. 5:
- ein Schaltbild gemäß Fig. 1 mit einer anderen Ausführung der Baueinheit,
- Fig. 6:
- eine Ansicht der Baueinheit gemäß Fig. 5 in Einbaulage vom Motor aus,
- Fig. 7:
- eine perspektivische Ansicht der Baueinheit ohne Pumpe in um 90° gedrehter Lage,
- Fig. 8:
- einen Längsschnitt durch den Schmutz- und Luftabscheider und
- Fig. 9:
- einen Schnitt durch die Baueinheit längs der Drehachse der Pumpe.
- 1 -
- Primärwärmetauscher
- 2 -
- Sekundärwärmetauscher für Warmwasserbereitung
- 3 -
- Sekundärwärmetauscher für Raumheizung
- 4 -
- Baueinheit nach Fig. 1 bis 4
- 5 -
- Elektromotor
- 6 -
- Kreiselpumpe
- 7 -
- Flansch
- 8 -
- Schmutzabscheider
- 9 -
- Luftabscheider
- 10 -
- Schaltklappe
- 11 -
- Zapfstelle
- 12 -
- Elektromagnet
- 13 -
- Klemmenkasten
- 14 -
- Druckstutzen
- 15 -
- Deckel
- 16 -
- Öffnung
- 17 -
- Inneres Rohr
- 18 -
- Kammer
- 19 -
- Saugstutzen für Warmwasserkreis
- 20 -
- Feder
- 21 -
- Hebel
- 22 -
- Wand
- 23 -
- Inneres Rohr
- 24 -
- Kanal
- 25 -
- Behälter
- 26 -
- Saugstutzen für Raumheizungskreis
- 27 -
- Hilfsstutzen
- 28 -
- Überdruckventil
- 29 -
- Hilfsstutzen
- 30 -
- Zugangsöffnung
- 31 -
- Baueinheit
- 32 -
- Kammer
- 33 -
- Sauganschluß
- 34 -
- Austrittsleitung
- 35 -
- Zylindrisches Gehäuse
- 36 -
- Ringförmiger Teil
Claims (13)
- Baueinheit für eine Kompaktheizungsanlage, insbesondere für eine Gastherme mit zwei Heizkreisen, einem für die Raumheizung und einem für die Warmwasserbereitung,mit einem Kreiselpumpenaggregat (5, 6),mit einem Luftabscheider (9),mit einem Schaltorgan (10) zur Beaufschlagung des einen oder anderen Heizkreises,mit einem ersten (19) und einem zweiten Saugstutzen (26) undmit einem Druckstutzen (14)ein Schmutzabscheider (8) vorgesehen ist und dass der Schmutzabscheider (8) und der Luftabscheider (9) übereinander in einem gemeinsamen Gehäuse angeordnet sind, das im wesentlichen vertikal ausgerichtet und quer zur Laufradachse des Kreiselpumpenaggregats (5, 6) angeordnet ist und dassim Betrieb der Baueinheit Wasser aus dem einen Heizkreis innerhalb der Baueinheit zunächst in den Schmutzabscheider (8), dann in den Luftabscheider (9) und schließlich durch das Kreiselpumpenaggregat (5, 6) wieder in den Heizkreis gelangt.
- Baueinheit nach Anspruch 1, dadurch gekennzeichnet, daß das Schaltorgan (10) im Bereich zwischen Schmutzabscheider (8) und Luftabscheider (9) angeordnet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der zum Heizkreis für die Raumheizung führende zweite Saugstutzen (26) am Schmutzabscheider (8) seitlich anschließt.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der zum Heizkreis für die Warmwasserbereitung führende Saugstutzen erste (19) im Bereich des Schaltorgans (10) an das den Schmutzabscheider (8) und den Luftabscheider (9) aufnehmende Gehäuse anschließt.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Druckstutzen (14) kreiselpumpenseitig angeordnet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Schaltorgan als Schaltklappe (10) ausgebildet ist, die elektromagnetisch steuerbar ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Kreiselpumpenaggregat (5, 6) neben dem Luftabscheider (9) angeordnet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß zumindest der Schmutzabscheider (8) als Zyklonabscheider ausgebildet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Luftabscheider (9) als Schwerkraftabscheider ausgebildet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Gehäuse im Bereich des Luftabscheiders (9) eine seitliche Öffnung aufweist, die an den Saugmund (33) des Kreiselpumpenaggregats (6) anschließt.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Schmutz- (8) und der Luftabscheider (9) zu zwei Seiten innerhalb eines im wesentlichen zylindrischen Gehäuses (35) angeordnet sind.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Schaltorgan (10) in einem den Schmutz- (8) und den Luftabscheider (9) mit dem Pumpengehäuse verbindenden Zwischengehäuse angeordnet ist.
- Baueinheit nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Schmutz- (8) und der Luftabscheider (9) dem Heizkreis für die Raumheizung zugeordnet ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19717799 | 1997-04-26 | ||
DE19717799A DE19717799C5 (de) | 1997-04-26 | 1997-04-26 | Baueinheit für eine Kompaktheizungsanlage |
Publications (4)
Publication Number | Publication Date |
---|---|
EP0874201A2 EP0874201A2 (de) | 1998-10-28 |
EP0874201A3 EP0874201A3 (de) | 2000-05-24 |
EP0874201B1 true EP0874201B1 (de) | 2004-02-18 |
EP0874201B2 EP0874201B2 (de) | 2010-02-10 |
Family
ID=7827920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98107184A Expired - Lifetime EP0874201B2 (de) | 1997-04-26 | 1998-04-21 | Baueinheit für eine Kompaktheizungsanlage |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0874201B2 (de) |
DE (2) | DE19717799C5 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110998192A (zh) * | 2017-08-03 | 2020-04-10 | 格兰富控股联合股份公司 | 混合装置以及用于对液体流调温的方法 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19751515C2 (de) * | 1997-11-21 | 1999-12-02 | Grundfos A S Bjerringbro | Baueinheit für eine Kompaktheizungsanlage |
DE19912284B4 (de) * | 1999-03-18 | 2012-10-18 | Grundfos A/S | Kompaktheizungsanlage |
DE19923936A1 (de) * | 1999-05-26 | 2000-11-30 | Wilo Gmbh | Ventil mit auswechselbarem Absperrkörper |
DE20005247U1 (de) | 2000-03-21 | 2000-05-25 | Grundfos A/S, Bjerringbro | Kreiselpumpenaggregat |
EP1217310B1 (de) | 2000-12-22 | 2006-06-14 | Grundfos A/S | Kompaktaggregat |
DE50313603D1 (de) * | 2003-11-03 | 2011-05-19 | Grundfos As | Baueinheit für eine Kompaktheizungsanlage |
DE502004009414D1 (de) | 2004-03-22 | 2009-06-10 | Grundfos As | Baueinheit für eine Kompaktheizungsanlage |
CN100451450C (zh) * | 2006-05-16 | 2009-01-14 | 南京普鲁卡姆电器有限公司 | 双气源燃气取暖器 |
DE102008052884A1 (de) * | 2008-10-23 | 2010-05-06 | Wilo Se | Pumpengehäuse |
EP2397777B1 (de) * | 2010-06-19 | 2016-08-03 | Grundfos Management A/S | Gehäuseeinheit für eine Heizungsanlage |
CN102777969B (zh) * | 2012-08-23 | 2014-12-10 | 普鲁卡姆电器(上海)有限公司 | 一种自适应壁挂式外排双气源燃气取暖器 |
CN102777966B (zh) * | 2012-08-23 | 2014-11-26 | 普鲁卡姆电器(上海)有限公司 | 一种自适应式气电双工双气源燃气取暖器 |
PL2708825T3 (pl) | 2012-09-12 | 2017-08-31 | Grundfos Holding A/S | Sposób sterowania pompą obiegową w instalacji z co najmniej dwoma obwodami cyrkulacyjnymi |
SK9474Y1 (sk) * | 2021-06-13 | 2022-04-13 | Protherm Production S.R.O. | Hydraulický modul pre vykurovacie zariadenie s tepelným čerpadlom |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940473A (en) * | 1989-06-16 | 1990-07-10 | Benham Roger A | Cyclone solids separator and de-gasifier |
Family Cites Families (10)
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---|---|---|---|---|
DE543770C (de) * | 1927-02-19 | 1932-02-09 | Harry Sauveur Dipl Ing | Vorrichtung zur Reinhaltung der Saugoeffnung von unter dem Fluessigkeitsspiegel arbeitenden Pumpen von Gas und Sand |
DE1653725A1 (de) * | 1967-09-29 | 1972-01-13 | Hanning Elektro Werke | Umwaelzpumpe fuer Heizungsanlagen |
US4072481A (en) * | 1976-04-09 | 1978-02-07 | Laval Claude C | Device for separating multiple phase fluid systems according to the relative specific gravities of the phase |
FR2595454B1 (fr) † | 1986-03-07 | 1989-01-13 | Elettro Termica Sud Spa | Chaudiere a gaz |
DE3813654A1 (de) * | 1988-04-22 | 1989-11-02 | Licentia Gmbh | Umwaelzpumpe |
DE3831912A1 (de) * | 1988-09-20 | 1990-03-22 | Oplaender Wilo Werk Gmbh | Vorrichtung zum abscheiden von gas |
EP0460399B1 (de) * | 1990-05-04 | 1994-08-31 | Grundfos International A/S | Kreiselpumpe und damit ausgestattete Gastherme |
DE4127822C2 (de) † | 1991-08-23 | 1995-08-10 | Grundfos Int | Vorrichtung zur Raumheizung und Warmwasserbereitung |
SE510471C2 (sv) * | 1994-11-17 | 1999-05-25 | Bjoern Carlsson | Förfarande och anordning för att hämma uppkkomsten av korrosion i en ledningskrets för en kontinuerligt strömmande systemvätska |
DE19717883C2 (de) * | 1997-03-22 | 2000-05-11 | Reiner Waese | Reinigungsgerät für eine Flüssigkeit, insbesondere in geschlossenen Kreisläufen und Verfahren zum Reinigen einer Flüssigkeit |
-
1997
- 1997-04-26 DE DE19717799A patent/DE19717799C5/de not_active Expired - Lifetime
-
1998
- 1998-04-21 DE DE59810771T patent/DE59810771D1/de not_active Expired - Lifetime
- 1998-04-21 EP EP98107184A patent/EP0874201B2/de not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940473A (en) * | 1989-06-16 | 1990-07-10 | Benham Roger A | Cyclone solids separator and de-gasifier |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110998192A (zh) * | 2017-08-03 | 2020-04-10 | 格兰富控股联合股份公司 | 混合装置以及用于对液体流调温的方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0874201A2 (de) | 1998-10-28 |
DE19717799A1 (de) | 1998-10-29 |
EP0874201B2 (de) | 2010-02-10 |
DE19717799C2 (de) | 2003-03-20 |
DE19717799C5 (de) | 2007-02-08 |
EP0874201A3 (de) | 2000-05-24 |
DE59810771D1 (de) | 2004-03-25 |
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