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WO/2024/090928A1 |
The present invention relates to a turbo compressor comprising: a motor including a rotary shaft, which has one end portion coupled to an impeller, in order to rotate the impeller; a housing having a motor accommodation space for accommo...
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WO/2024/088305A1 |
A centrifugal fan (100), an outer rotor motor and an electric tool. In a heat dissipation process, a fixed portion (110) rotates along with the starting up of a motor body (200) to drive circumferentially arranged blades (120) to rotate,...
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WO/2024/090931A1 |
The present invention relates to a turbo compressor comprising: a motor having a rotary shaft, with one end portion coupled to an impeller, in order to rotate the impeller; a cooling-air path through which cooling gas accommodated therei...
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WO/2024/087826A1 |
An outdoor unit (200) and an air conditioning system (10). The outdoor unit (200) comprises a multi-stage centrifugal compressor (230), and the multi-stage centrifugal compressor (230) comprises a compressor assembly and a first-stage im...
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WO/2024/084537A1 |
This blower device comprises a fan that rotates about a fan shaft. The fan has a plurality of blades arranged with space therebetween in the circumferential direction. Each of the blades has, in a cross section perpendicular to the axial...
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WO/2024/078947A1 |
The invention relates to a ventilation device (100) comprising: • a bladed member (1), • an electric motor (2) and • a torque transmission part (3) designed to transmit a torque developed by the electric motor (2) to the bladed mem...
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WO/2024/074574A1 |
The invention relates to a ventilation device (2) comprising: - a bladed member (4) comprising a casing (8) for protecting the blades (6) made up of a lower half-shell (8a) assembled to an upper half-shell (8b); - an electric motor (3) c...
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WO/2024/075438A1 |
This refrigeration system comprises: a turbomachine including a rotating shaft, a compressor impeller, a turbine wheel, and an electric motor that are each attached to the rotating shaft, and a casing accommodating the rotating shaft, th...
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WO/2024/076721A1 |
A machine includes a rotor supported for rotation about a rotational axis, an outer casing having an inner bore, and an inner casing disposed within the inner bore and surrounding a portion of the rotor, the inner casing including a firs...
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WO/2024/068107A1 |
The invention relates to a gas supply apparatus (1) comprising: a shaft (7) which is mounted in a housing (15) so as to be rotatable about an axis of rotation (13); and a temperature-control device (11) comprising a medium temperature co...
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WO/2024/065927A1 |
Disclosed are a fan (100), an outdoor unit and an air conditioner. The fan (100) comprises a cross-flow wind wheel (10), an electric motor (20), and a base (40). The cross-flow wind wheel (10) comprises a first end plate (11), the electr...
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WO/2024/066423A1 |
A 15 MW transcritical CO2 centrifugal compressor, comprising a gear box (1), a first-stage compressor (2), and a second-stage compressor (3). The output ends of both sides of the gear box (1) are respectively connected to the first-stage...
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WO/2024/056941A1 |
A turbomachine comprises a first stage (101) comprising a first radial impeller (103), a second stage (102) comprising a second radial impeller (104), a connection channel (109) configured to form a fluid transfer connection between the ...
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WO/2024/056031A1 |
An air intake regulating valve and a compressor having the air intake regulating valve. The air intake regulating valve comprises a regulating-valve housing (1), shift forks (2), a driving ring (3), a driving element (4) and a gear trans...
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WO/2024/050598A1 |
A pump assembly comprising a shell, an inner casing adapted to allow fluid therethrough and an electric motor comprises a stator and a rotor defined by a hollow body comprising a blade assembly for propulsion of the fluid wherein the she...
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WO/2024/052122A1 |
The invention proposes a sleeve for receiving a ball joint accommodating a rotation shaft of a bladed member of a ventilation device, the sleeve comprising: - a cylindrical outer wall developing around a central axis X and defining an in...
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WO/2024/051099A1 |
A suspension centrifugal compressor, comprising a main shaft (1), an impeller device (2) fixedly mounted on the main shaft (1), and a radial gas bearing (5) and an axial gas bearing (6) which are sleeved on the main shaft (1), wherein th...
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WO/2024/046854A1 |
The invention relates to a motor support (7) for a motor for driving a fan wheel, in particular a motorised fan unit of a heating, ventilation and/or air-conditioning system of a motor vehicle, the motor support (7) having a base (70) wh...
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WO/2024/047453A1 |
Provided is a compressor for an air purifier. The compressor includes an impeller, a plurality of outlets, and a volute extending circumferentially around the compressor. The volute is configured to pass air from the impeller to each of ...
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WO/2024/046682A1 |
The invention relates to a compressor (16) and a multi stack fuel cell (1201,1401) and in particular relates to a compressor (16) and a multi stack fuel cell (1201,1401) with adjustable pressurized fluid inputs. Disclosed is a compressor...
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WO/2024/043269A1 |
This rotor comprises: bolt fixing sections having bolts for collectively fixing a plurality of impellers; and shaft end members respectively connected to the impellers arranged on both ends in the axial direction. The bolt fixing section...
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WO/2024/017496A1 |
The hydrogen compression system, comprises a source of gaseous hydrogen at a first pressure, and a mixing unit, adapted to mix hydrogen and an additional gaseous component at said first pressure, the additional gaseous component having a...
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WO/2024/020019A1 |
A heating, ventilation, air conditioning, and/or refrigeration system (10) configured to circulate a working fluid therethrough includes an economizer system (116) and a compressor system (106). A first economizer (118) of the economizer...
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WO/2024/014013A1 |
The purpose of the present invention is to provide a blower that suppresses an increase in temperature of a motor. A blower 22 according to the present invention comprises: a motor 100, the shell of which is formed of a cylindrical hou...
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WO/2024/005688A1 |
The disclosure relates to a centrifugal fan arrangement (7) comprising: an inlet duct (6) for an incoming flow of air, and a fan (1; 1a; 1b) being formed by a front shroud (2) which is arranged concentrically around an end portion (4) of...
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WO/2024/001418A1 |
A cross-flow fan blade and an air conditioner. The cross-flow fan blade comprises a plurality of vanes (1); the plurality of vanes (1) are arranged at intervals around the rotation axis of the cross-flow fan blade; the vanes (1) are prov...
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WO/2024/003570A1 |
A compressor directly connected to an electric motor is described. The compressor comprising: a first stage (114) connected to an electric motor, said first stage comprising a first stage inlet drawing air into the compressor over the el...
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WO/2023/248534A1 |
According to the present invention, a centrifugal compressor impeller includes a hub and a plurality of wings surrounding the hub, wherein each of the plurality of wings is configured to have a region where the height of the wing is grea...
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WO/2023/246204A1 |
Provided is a dual-mode compressor. The dual-mode compressor comprises a first scroll (31), a second scroll (32), and an impeller (33). The first scroll (31) and the second scroll (32) define a scroll compression working cavity (3a), and...
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WO/2023/243264A1 |
This centrifugal compressor is provided with a rotational shaft, a motor, an impeller, a housing, a shaft path extending in an axial direction inside the rotational shaft, and a radial path extending in a radial direction from the shaft ...
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WO/2023/236680A1 |
An air duct assembly, a cross-flow fan, and an air conditioning device. The air duct assembly comprises a volute casing (1), a volute tongue (2), and an impeller (3); the volute tongue (2) comprises a first portion (21) and a second port...
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WO/2023/230849A1 |
An anti-vibration efficient vortex air pump, comprising a vortex air pump body (1). The vortex air pump body (1) is composed of an air pump body (2), an explosion-proof electric motor (3), an air discharge pipe (4) and a mounting base (5...
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WO/2023/225930A1 |
In some aspects, the techniques described herein relate to a refrigerant compressor, including: a first cooling line configured to cool power electronics; a second cooling line configured to cool a motor of the compressor; a first valve ...
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WO/2023/224168A1 |
Disclosed is a turbo compressor. A rotary shaft is installed in a housing to be rotatable. A bearing supports the rotary shaft to be rotatable. A bearing housing is coupled to the housing and supports the bearing. The bearing includes a ...
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WO/2023/222471A1 |
The invention relates to a method for operating an electrically driven compressor (1) for the supply of air in a fuel cell system, the compressor comprising a rotor-shaft unit (4) that is rotatably mounted via a foil air bearing (2, 3), ...
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WO/2023/223383A1 |
Provided is a cross flow fan that can suppress an increase in ventilation resistance between blades of an impeller. For this purpose, a cross flow fan (100) comprises: a plurality of support members (120) that are disposed at a preset in...
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WO/2023/200454A1 |
Turbomachine and method for assembling/disassembling a rotor structure of the turbomachine are disclosed. A plurality of impeller bodies is supported on a tie bolt. Threadingly connecting a first coupling nut with the tie bolt to axially...
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WO/2023/198311A1 |
The present invention relates to an apparatus (100) for transferring a fluid, particularly CO2, from a subcritical gaseous state into a supercritical state, the apparatus (100) comprising a compressor unit (110), a pump unit (130), a dri...
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WO/2023/184655A1 |
The present invention relates to the technical field of vortex blowers, and in particular to a pressure-adjustable vortex blower, comprising: a blower body; an air inlet, the air inlet being fixedly connected to the lower portion of the ...
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WO/2023/184654A1 |
An air ring type air blower comprises a pump housing (1), an anti-vibration base (2), an air inlet pipe (3), an air outlet pipe (4), a motor (6), a cooling grate (33) and a cooler (5). The cooling grate (33) consists of multiple grating ...
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WO/2023/184768A1 |
A water chiller unit. The water chiller unit comprises: a casing (100); a compressor arranged in the casing (100), the casing (100) comprising a volute case (110) and a motor casing (120), and the motor casing (120) comprising a casing b...
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WO/2023/179961A1 |
The invention relates to a gas supply device (1) comprising a shaft (7) which is rotatably mounted about a rotational axis (13) in a housing (15) and comprising a temperature-control device (11) which comprises a medium temperature-contr...
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WO/2023/179960A1 |
The invention relates to a gas supply device (1) comprising a shaft (7) which is rotatably mounted about a rotational axis (13) in a housing (15) and comprising a temperature-control device (11) which comprises a medium temperature-contr...
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WO/2023/179957A1 |
The invention relates to a gas supply apparatus (1) comprising: a shaft (7) which is mounted in a housing (15) so as to be rotatable about an axis of rotation (13); and a temperature-control device (11) comprising a flow medium temperatu...
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WO/2023/179962A1 |
The invention relates to a gas supply apparatus (1) comprising: a shaft (7) which is mounted in a housing (15) so as to be rotatable about an axis of rotation (13); and a temperature-control device (11) which has a medium temperature con...
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WO/2023/182025A1 |
This air conditioner comprises a cross-flow fan (106), a rear guider (105), and a back surface heat exchanger (107b). The rear guider (105) comprises an upper end protruding part (105b) that has an arc part (105c). A tip point B that is ...
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WO/2023/179917A1 |
The compression system (1) comprises a compressor (3) comprising a sealing arrangement including at least one gas seal (19; 61). A gas leakage recovery line (23) is adapted to recover process gas leakages from the at least one gas seal (...
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WO/2023/174269A1 |
A performance test bench device for a centrifugal compressor under the variable working condition of an engine, comprising: an inlet pipeline (2), a flow meter (1), an air inlet rectification system (3), a centrifugal compressor (4), an ...
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WO/2023/176126A1 |
This air conditioner is provided with a cross-flow fan (14) that comprises a cylindrical boss section (14c) at one end in the direction of extension of a rotation centerline (Cf). The air conditioner also has a fixing screw (32) for pres...
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WO/2023/176596A1 |
A refrigerant compressor according to the present invention compresses a refrigerant circulating in a refrigerant circulation system. The refrigerant compressor comprises: a rotary body having a shaft and a protruding portion which radia...
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