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1. 发明申请

WO2023042051A1 DEVICE FOR REGULATING THE PRESSURE AND/OR TEMPERATURE OF THE REFRIGERANT FLUID ENTERING A COMPRESSOR OF A REFRIGERATION APPARATUS, RESPECTIVE REFRIGERATION APPARATUS AND METHOD FOR OPERATING SAID REGULATION DEVICE 审中-公开
公开(公告)号：WO2023042051A1
公开(公告)日：2023-03-23
申请号：PCT/IB2022/058552
申请日：2022-09-12
申请人： TURBOALGOR S.R.L.
发明人： ASCANI, Maurizio
IPC分类号： F04B31/00 , F04B35/00 , F04B49/22 , F25B1/02 , F25B1/10 , F25B9/00
摘要： Device for regulating (1) the pressure and/or temperature of the refrigerant fluid entering a compressor (101) of a refrigeration apparatus (100) having a closed circuit (C) within which a flow rate (P) of refrigerant fluid whose pressure and/or temperature has to be regulated, circulates, a cooling device (102) and an evaporator (103), said regulation device (1) comprising at least one reciprocating compressor (2) equipped with at least one cylinder (7), at least one rod (8), at least one first piston (9a) integrally constrained to said rod and able to be translated within said cylinder, said cylinder (7) being equipped with a first chamber (10) comprising a first port (11) for the suction inflow of a first flow rate of said refrigerant fluid coming from said evaporator and a second port (12) for the outflow of said first flow rate of compressed refrigerant fluid contained in said first chamber (10) and intended to reach said compressor (101), said cylinder (7) further comprising a second chamber (20), which is fluidically separated from said first chamber by said first piston (9a) and equipped with at least one third port (21) for the inflow of a second flow rate (X2) of said refrigerant fluid to displace said piston and compress said refrigerant fluid contained in said first chamber (10), said regulation device (1) further comprising control means (50) for controlling the actuation of said at least one rod (8), which are adapted to divert said at least one second flow rate of said refrigerant fluid for controlling the displacement of said at least one first piston (9a) and compressing the refrigerant fluid of said first flow rate, which is contained in said first chamber, and to re-enter said second flow rate of refrigerant fluid into said closed circuit during the displacement of said at least one first piston (9a) during the step of suctioning said first flow rate of refrigerant fluid, characterised in that said control means (50) comprise a valve (51) equipped with an inlet line (51a) and an outlet line (51b) for said second flow rate, and at least one first passage (52a) through said valve, said valve being rotatable in such a way as to assume at least one first radial position (Pl) in which the fluidic communication between said inlet line (51a) to said rotary valve (51) and said at least one second chamber (20) is allowed through said at least one first passage (52a), for the inflow of said second flow rate into said second chamber (20) and the compression of said first flow rate contained in said at least one first chamber (10), and at least one second radial position (P2) in which the fluidic communication between said at least one second chamber (20) and said outlet line (5 lb) of said rotary valve (51), for the suction of refrigerant fluid within said at least one first chamber (10), is allowed through said at least one passage (52a).

2. 发明申请

WO2023280439A1 VORKÜHLKREIS UND VERFAHREN ZUR HELIUM-KÄLTEVERSORGUNG 审中-公开
公开(公告)号：WO2023280439A1
公开(公告)日：2023-01-12
申请号：PCT/EP2022/025306
申请日：2022-07-04
申请人： LINDE GMBH
发明人： DECKER, Lutz
IPC分类号： F25B9/00 , F25B9/08 , F25B9/10 , F25B1/10 , F25B40/00 , F25B5/02 , F25B41/20 , F25B41/24
摘要： Bereitgestellt wird ein Vorkühlkreis zur Helium-Kälteversorgung wenigstens eines zu kühlenden Verbrauchers (72), umfassend eine Zuleitung (30) und eine Rückleitung (32), die über eine Kälteabgabeeinrichtung (10) miteinander verbunden sind, wobei die Kälteabgabeeinrichtung eingerichtet ist, Wärme mit dem wenigstens einen zu kühlenden Verbraucher zu tauschen; eine Helium-Kühlanlage (2), die eingerichtet ist, Wärme an die Umgebung abzugeben, rückströmendes Helium zu verdichten und das verdichtete Helium in die Zuleitung zu leiten; einen ersten und einen zweiten Kühlbadbehälter (34, 36), wobei die Zuleitung durch einen in einem Fußraum des ersten Kühlbadbehälters (34) angeordneten ersten Wärmetauscher (40) und in Richtung der Kälteabgabeeinrichtung nachfolgend durch einen in einem Fußraum des zweiten Kühlbadbehälters (36) angeordneten zweiten Wärmetauscher (42) verläuft, und wobei ein Kopfraum des ersten Kühlbadbehälters über eine Rückführleitung (18) mit der Helium-Kühlanlage verbunden ist; einen Ejektor (50), wobei eine Treibstrom-Öffnung mit der Rückleitung verbunden ist, eine Ansaug-Öffnung mit einem Kopfraum des zweiten Kühlbadbehälters verbunden ist, und eine Ausstoß-Öffnung mit dem Kopfraum des ersten Kühlbadbehälters verbunden ist, wobei der Ejektor eingerichtet ist, von der Kälteabgabeeinrichtung rückströmendes Helium als Treibstrom zu verwenden, um Heliumdampf aus dem zweiten Kühlbadbehälter anzusaugen und auf den Druck des ersten Kühlbadbehälters anzuheben.

3. 发明申请

WO2022265650A1 AMMONIA CRACKING PROCESS 审中-公开
公开(公告)号：WO2022265650A1
公开(公告)日：2022-12-22
申请号：PCT/US2021/038000
申请日：2021-06-18
申请人： AIR PRODUCTS AND CHEMICALS, INC.
发明人： SHAW, Andrew , SALOWAY, Simon, Craig , WHITE, Vincent
IPC分类号： C01B3/04 , B01D53/047 , B01D53/22 , C01B3/56 , F25B1/10
摘要： Ammonia cracking process in which cracked gas is purified in a PSA system are improved by converting residual ammonia in the first cracked gas into further hydrogen and nitrogen by feeding PSA tail gas, or a gas derived therefrom, to a secondary cracking reactor and further processing the second cracked gas.

4. 发明申请

WO2022189712A1 DISPOSITIF DE TURBOMACHINE TRITHERME ET VEHICULE COMPRENANT UN TEL DISPOSITIF 审中-公开
公开(公告)号：WO2022189712A1
公开(公告)日：2022-09-15
申请号：PCT/FR2022/050170
申请日：2022-02-01
申请人： PSA AUTOMOBILES SA
发明人： BOU NADER, Wissam
IPC分类号： F01K23/10 , F02C6/20 , F02C1/04 , F25B27/02 , F25B9/00 , F01D15/10 , B60H1/22 , B60H1/00 , B60H1/14 , B60H1/32 , F01K23/06 , F02C6/00 , F02C7/143 , F01N5/02 , F02G5/02 , F01D15/02 , F25B11/04 , F25B1/053 , F25B1/10
摘要： L'invention concerne un dispositif de turbomachine du type à cycle turbine à gaz avec compression refroidie, régénérateur et réchauffe durant la détente (IRReGT). L'invention concerne des applications pour véhicules automobiles. Le dispositif de turbomachine comprend un premier turbocompresseur (C1, T2), un deuxième turbocompresseur (C2, T1), deux chambres de combustion (CC1, CC2) ou une ligne d'échappement (EL), un refroidisseur (IC), et un échangeur thermique (E1).Le dispositif est configuré pour mettre en œuvre un flux de fluide (F1) du premier compresseur (C1) vers le refroidisseur (IC), vers le deuxième compresseur (C2), vers l'échangeur thermique (E1), vers les turbines (T1, T2).Selon un aspect, le dispositif comprend au moins une section de conditionnement d'habitacle de véhicule comprenant au moins un moyen de production de froid (E1F, E2F) et/ou chaleur (E1C) sur la base dudit flux (F1).

5. 发明申请

WO2022044503A1 熱源ユニット及び冷凍装置审中-公开
公开(公告)号：WO2022044503A1
公开(公告)日：2022-03-03
申请号：PCT/JP2021/023189
申请日：2021-06-18
申请人：ダイキン工業株式会社
发明人：竹上　雅章 , 上原　祥佳瑞 , 上野　明敏
IPC分类号： F25B5/02 , F25B1/00 , F25B1/10 , F25B41/26
摘要：制御部（101）は、第１圧縮機（21）、第２圧縮機（22）、及び第３圧縮機（23）を運転する運転において、中間流路（18）の圧力に相当する中間圧力が所定値より高い第１条件を満たす場合に、第３圧縮機（23）の回転数を増大させる第１動作を実行する。

6. 发明申请

WO2022010749A1 REFRIGERATION SYSTEM WITH HIGH SPEED ROTARY PRESSURE EXCHANGER 审中-公开
公开(公告)号：WO2022010749A1
公开(公告)日：2022-01-13
申请号：PCT/US2021/040199
申请日：2021-07-01
申请人： ENERGY RECOVERY, INC.
发明人： THATTE, Azam Mihir
IPC分类号： F04F13/00 , F25B1/10 , F25B1/047 , F25B2309/06 , F25B2400/23 , F25B41/20 , F25B9/008
摘要： A refrigeration system includes a rotary pressure exchanger fluidly coupled to a low pressure branch and a high pressure branch. The rotary pressure exchanger is configured to receive the refrigerant at high pressure from the high pressure branch, to receive the refrigerant at low pressure from the low pressure branch, and to exchange pressure between the refrigerant at high pressure and the refrigerant at low pressure, and wherein a first exiting stream from the rotary pressure exchanger includes the refrigerant at high pressure in the supercritical state or the subcritical state and a second exiting stream from the rotary pressure exchanger includes the refrigerant at low pressure in the liquid state or the two-phase mixture of liquid and vapor.

7. 发明申请

WO2021201143A1 冷凍装置审中-公开
公开(公告)号：WO2021201143A1
公开(公告)日：2021-10-07
申请号：PCT/JP2021/013956
申请日：2021-03-31
申请人：ダイキン工業株式会社
发明人：久山　和志 , 浮舟　正倫 , 岡本　哲也 , 大野　正雄 , 陳　柯壁
IPC分类号： F25B1/00 , F25B1/10
摘要：冷凍装置（10）は、第１圧縮機（21）と、該第１圧縮機（21）の吐出側に接続される第２圧縮機（22）とを含む冷媒回路（20）と、冷媒回路（20）を制御する制御部（100）とを備え、制御部（100）は、第１圧縮機（21）と第２圧縮機（22）とが駆動される第２運転の開始前または開始時に、第１圧縮機（21）の吐出側と吸入側との差圧を増大させる第１制御を実行する。

8. 发明申请

WO2021200176A1 ERGONOMIC HEATING AND COOLING EQUIPMENT 审中-公开
公开(公告)号：WO2021200176A1
公开(公告)日：2021-10-07
申请号：PCT/JP2021/010931
申请日：2021-03-17
申请人： DAIKIN INDUSTRIES, LTD.
发明人： MATSUHASHI, Kai , ISHII, Hidehiro
IPC分类号： F25B1/10 , F25B41/40 , F25B7/00 , F25B25/00 , F24F11/30 , F24F11/89 , H05K5/02 , F24F11/50 , F24F11/58 , F25B2339/047 , F25B2400/12 , F25B2400/121 , F25B25/005 , F25B2500/19 , F25B2600/07 , F25B2700/15 , F25B2700/19 , F25B2700/21 , F25B31/006 , F25B49/02
摘要： A chiller system for supplying chilled water to a building is provided. Embodiments of the presented disclosure relate to chiller systems using a plurality of ergonomic control boxes. In some embodiments, the ergonomic control boxes are in wireless data communication with each other and/or with one or more sensors located outside of the control boxes. Embodiments of the present disclosure allow an operator to access the control panels without the use of a ladder or stairs. Embodiments of the present disclosure relate to a chiller system that does not require an operator to reach overhead in order to adjust the operations of the chiller system.

9. 发明申请

WO2021143550A1 双向第一类单工质联合循环审中-公开
公开(公告)号：WO2021143550A1
公开(公告)日：2021-07-22
申请号：PCT/CN2021/000013
申请日：2021-01-15
申请人：李华玉
发明人：李鸿瑞
IPC分类号： F25B9/06 , F25B1/10
摘要：双向第一类单工质联合循环，属于热力学、制冷与热泵技术领域。双向第一类单工质联合循环，是指由M 1千克和M 2千克组成的工质，分别或共同进行的九个过程——M 1千克工质吸热汽化过程12，(M 1+M 2)千克工质吸热过程23，(M 1+M 2)千克工质升压过程34，(M 1+M 2)千克工质吸热过程45，(M 1+M 2)千克工质降压过程56，(M 1+M 2)千克工质放热过程67，M 2千克工质降压过程72，M 1千克工质放热冷凝过程78，M 1千克工质降压过程81——组成的闭合过程。

10. 发明申请

WO2021113423A1 SYSTEMS AND METHODS FOR IMPLEMENTING EJECTOR REFRIGERATION CYCLES WITH CASCADED EVAPORATION STAGES 审中-公开
公开(公告)号：WO2021113423A1
公开(公告)日：2021-06-10
申请号：PCT/US2020/062972
申请日：2020-12-03
申请人： BECHTEL HYDROCARBON TECHNOLOGY SOLUTIONS, INC.
发明人： LADD, David , GROLL, Eckhard , BARTA, Riley , ZIVANI, Davide
IPC分类号： B60H1/32 , F25B41/00 , F25B1/10 , F25B9/00 , F04F5/20 , F04F5/46 , F04F5/48
摘要： Systems and methods for implementing ejector refrigeration cycles with cascaded evaporation stages that utilize a pump to optimize operation of the ejector and eliminate the need for a compressor between the evaporation stages.

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