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WO/2022/154964A1 |
A cooling system for a compressor includes a coolant supply line, a coolant return line, a temperature sensor connected to the coolant return line to detect at least one of a temperature of the coolant return line and a temperature of co...
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WO/2022/150933A1 |
A boundary-layer turbomachine coupled to a shaft for transmitting power, comprising a plurality of ducts, and a plurality of blades and/or one or more protrusions. The plurality of ducts are defined by duct walls configured to rotate abo...
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WO/2022/143328A1 |
A centrifugal fan, a household appliance, a volute, and a cooking utensil. The centrifugal fan (100) comprises: an impeller assembly (10), comprising an impeller body (11) and a hub (12), the hub (12) comprising a first lateral surface (...
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WO/2022/134930A1 |
The present application provides a fan assembly and a dust collector. The fan assembly comprises: a rotating shaft; a fixing base, the rotating shaft being disposed in the fixing base, and along the axial direction of the rotating shaft,...
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WO/2022/137794A1 |
In this centrifugal compressor, a return flow passage (4) is arranged between a hub-side wall surface (80) and a shroud-side wall surface (90). The return flow passage (4) includes front vanes (61) in a circular row on an upstream side, ...
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WO/2022/134964A1 |
A fan assembly and a vacuum cleaner. The fan assembly comprises: a housing (100) which comprises an air inlet (110) and an air outlet (112) that are communicated with each other; a rotating shaft (200) provided in the housing (100) and e...
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WO/2022/125582A1 |
A ceiling fan airflow diffuser apparatus and system that creates elevated air speeds indoors for cooling occupants, improving room air circulation, and reducing energy use by the cooling system of the building. The apparatus has a diffus...
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WO/2022/125109A1 |
Technologies are generally described for end-suction pumps that are adapted for a dual inlet impeller. Example end suction pumps includes a body casing with a pump housing, a single inlet, a single outlet, and a magnetically coupled driv...
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WO/2022/117227A1 |
The compressor arrangement (1) comprises a main compressor (3) having a suction side (3S), a delivery side (3D), and at least one dry gas seal (7). The dry gas seal (7) is fluidly coupled to a sealing gas feed circuit (9) adapted to rece...
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WO/2022/118033A1 |
A compressor cover for a turbomachine is disclosed. The compressor cover defines a central axis. The compressor cover comprises an inlet. The inlet is in fluid communication with a downstream outlet via a passage. The passage is at least...
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WO/2022/117215A1 |
A vane arrangement for a compressor is disclosed. The vane arrangement comprises a generally annular vane deck and at least one vane. The generally annular vane deck extends at least partway around a longitudinal axis, defining a deck th...
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WO/2022/118042A1 |
A vane arrangement for a compressor is disclosed. The vane arrangement comprises a generally annular vane deck and at least one vane. The generally annular vane deck extends at least partway around a longitudinal axis, defining a deck th...
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WO/2022/119709A1 |
A refrigerant compressor according to an exemplary aspect of the present disclosure includes, among other things, a diffuser including grooves configured to resist backflow of refrigerant. The compressor is used in a heating, ventilation...
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WO/2022/112745A1 |
According to a first aspect of the invention, there is provided a drag pumping mechanism for a turbomolecular pump, the drag pumping mechanism comprising an impeller comprising an impeller shaft defining a rotation axis of the impeller a...
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WO/2022/111411A1 |
A centrifugal compressor, comprising a housing (10), a motor (40) mounted in the housing (10), and at least one compression unit (23, 30). Each compression unit (23, 30) comprises a volute casing (100) mounted in the housing (10) and a c...
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WO/2022/111852A1 |
The compressor (1000) is used for processing a CO2 flow; a first compressor stage (200) has a first row of blades (250) with a first number of blades and a second compressor stage (300), downstream the first compressor stage (200), has a...
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WO/2022/106147A1 |
The invention relates to a cooling module (22) for an electric or hybrid motor vehicle (10), said cooling module (22) being intended to have an air flow (F) pass through same, comprising: - a shroud (40) forming an internal channel throu...
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WO/2022/105210A1 |
A back-to-back disposed compressor comprises a rotating shaft (1). An impeller set and a motor (4) are sleeved on the rotating shaft (1). A stator (2) covers the impeller set. The impeller set comprises a pair of impellers (2). The pair ...
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WO/2022/105211A1 |
A two-stage bilateral gas compressor, comprising a rotating shaft (1). A motor (4) is sleeved at the middle part of the rotating shaft (1), and impellers (2), respectively a first impeller and a second impeller, are sleeved on both sides...
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WO/2022/105208A1 |
A compressor having an oblique thrust structure, and a rotor system. The compressor having an oblique thrust structure comprises a rotating shaft (1); an impeller (2) and a motor (4) are sleeved on the rotating shaft (1); a stator (3) co...
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WO/2022/101228A1 |
The invention relates to an electric media gap machine (7) for a turbocharger (3), more particularly an exhaust-gas turbocharger of a power-generating device (1), comprising: - a housing (9), in which housing (9) a rotor (11) is rotatabl...
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WO/2022/103868A1 |
A fan assembly includes an internal housing having an outer internal housing, and an inner internal housing partially disposed within the outer internal housing. The inner internal housing defines an internal cavity, and has a curved ext...
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WO/2022/098428A1 |
A device for pumping fluid such as paints, sealants, caulks, and polymers made of a rotor assembly and a pump body. The rotor assembly contains at least one laminar flow element arranged in such a manner as to conduct the fluid from inle...
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WO/2022/093434A1 |
The present disclosure relates to multistage centrifugal high purity hydrogen compressors for compressing low molecular weight fluids. More particularly, the present disclosure relates to the multistage high purity centrifugal hydrogen c...
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WO/2022/087675A1 |
Disclosed is side liner for a centrifugal pump. The side liner comprises an aperture for access to a central chamber of the centrifugal pump through the side liner. The side liner also comprises a plurality of grooves on a surface contac...
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WO/2022/089262A1 |
A cross flow fan, comprising at least two support discs (1) which are arranged at an interval, wherein one of the support discs (1) is rotatably coaxially connected to a diverter (3); a plurality of moving fan blades (2) are circumferent...
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WO/2022/088222A1 |
A parallel-connected double-fan system and a range hood applying the same. The fan system comprises two fan systems configured to be connected in parallel. Each of the fan systems comprises a volute (21). The volute (21) comprises a fron...
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WO/2022/084777A1 |
Multistage centrifugal compressor provided with a shaft (2) with blades (3), which is mounted in a housing (4) with bearings (7), characterised in that at least one bearing (7) is provided with a bearing damper element (10) consisting of...
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WO/2022/077541A1 |
The present invention relates to an air compression device, a multi-stage air compression device and a hydrogen fuel cell. The air compression device comprises a first compressor and a driving device, wherein the first compressor compris...
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WO/2022/077585A1 |
An impeller (200), comprising a front disc (1), a rear disc (2) and a blade (3) arranged between the front disc (1) and the rear disc (2). An inlet angle of the blade (3) increases along an axial direction of the impeller (200) from the ...
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WO/2022/077586A1 |
A flow guide device, a centrifugal fan using the flow guide device, and a range hood. The flow guide device comprises a flow guide surface (231); a first curve segment (AD), a second curve segment (EA), a third curve segment (DF), and a ...
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WO/2022/080594A1 |
The present invention relates to a centrifugal compressor comprising: an impeller which is connected to a rotary shaft and has a plurality of blades; a scroll which rotatably supports the rotary shaft; a diffuser plate which is coupled t...
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WO/2022/062032A1 |
Disclosed in the present application are a centrifugal fan and a volute tongue thereof, and a range hood. The volute tongue comprises a volute tongue body, a ventilation structure, and a blowing device. The volute tongue body has a venti...
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WO/2022/062933A1 |
An impeller (1) and a vortex-type air pump (100). The impeller comprises: an impeller body (11), the middle part of which is provided with a mounting portion for sleeving on a driving shaft (21); two annular bosses (13), which are respec...
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WO/2022/062031A1 |
A centrifugal fan (100) and a housing structure thereof. The centrifugal fan (100) and the housing structure thereof comprise a volute (1), a volute tongue (2), and a push-pull mechanism (3); a mounting cavity for mounting a centrifugal ...
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WO/2022/062414A1 |
A compressor, comprising a driving motor and a wind wheel (1). The driving motor comprises a housing (2) and a rotator (3); the rotator (3) is rotatably provided in the housing (2); the wind wheel (1) is mounted on a first end of the rot...
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WO/2022/062932A1 |
An impeller (1) and a vortex air pump (100) having the impeller (1). The impeller (1) comprises: a body (11), the middle of which is provided with a mounting portion fitted over a driving shaft; two annular bosses (13), respectively prov...
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WO/2022/062043A1 |
A centrifugal fan (100) and a range hood (1000). The centrifugal fan (100) comprises a volute (1), a centrifugal wind turbine (4), an air guide ring (2), and an adjusting mechanism (3). The centrifugal wind turbine (4) is arranged in the...
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WO/2022/059875A1 |
A drone station according to an embodiment of the present invention comprises: a roof (11) allowing a drone (100) to land thereon; a side wall (12) formed to be erected around all sides of the roof (11) from the lower side of the roof (1...
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WO/2022/059975A1 |
The present invention provides a turbo compressor comprising: a first impeller into which air is introduced; a second impeller which is disposed to be spaced apart from the first impeller and discharges air to the outside; and a motor wh...
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WO/2022/051139A1 |
An HVAC system includes an unloading device, a centrifugal compressor, a gas foil bearing, a VFD and a controller. The controller is programmed to start the centrifugal compressor from a stopped condition by operating the unloading devic...
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WO/2022/046745A1 |
A compressor rotor for turbomachinery, such as a centrifugal compressor, is provided. Disclosed embodiments benefit from a seal assembly including one or more seal members positioned within a Hirth coupling to inhibit passage of process ...
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WO/2022/043586A1 |
The invention relates to a cooling module (22) for a motor vehicle (10), comprising at least one heat exchanger (30a-30c), at least one tangential turbomachine (28), a housing (24) comprising a first suction opening (24a) and an exhaust ...
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WO/2022/032399A1 |
A centrifugal gas compressor fed with a gas and a processing liquid comprises a rotor rotated by a prime mover. The rotor defines an internal axial cavity with a cylindrical surface, an annular peripheral collection cavity, and a tapered...
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WO/2022/034292A1 |
A pump for pumping a gas, the pump comprising: a rotor and a stator; the rotor comprising at least one liquid opening configured for fluid communication with a liquid source. The liquid opening is configured such that in response to a dr...
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WO/2022/029386A1 |
Disclosed is a multi-stage centrifugal compressor (1), comprising: - a rotary electric motor (2) inside a motor housing (3) and coupled to a drive shaft (4); - two radial compression stages (5, 6) comprising back-to-back bladed compresso...
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WO/2022/022880A1 |
The invention relates to a tubular fan (1), in particular in the form of a centrifugal fan, with a motor (10) and a radial impeller (11), comprising a housing having an intake-side intake dish (2) which defines an intake section (52) and...
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WO/2022/023014A1 |
A cooling module (22) for an electric or hybrid motor vehicle (10), said cooling module (22) being intended to be passed through by an airflow (F) and having a set of heat exchangers (23) comprising a plurality of exchange surfaces (24, ...
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WO/2022/019869A1 |
The present invention relates to a pump with a toroidal structure developed for pumping liquids and gases. In particular, the present invention has a stator blade system in connection with one blade and the other in a tubular housing sim...
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WO/2022/018020A2 |
The invention relates to a centrifugal fan arrangement (1) comprising a centrifugal fan (2) rotatably mounted within a scroll housing (3), The centrifugal fan comprises a plurality of circumferentially spaced fan blades fixed to a centra...
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