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1. 发明申请

WO2018020428A2 OPTIMIZED DIRECT EXCHANGE CYCLE 审中-公开
标题翻译：优化的直接交换循环
公开(公告)号：WO2018020428A2
公开(公告)日：2018-02-01
申请号：PCT/IB2017/054522
申请日：2017-07-26
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , VESCOVO, Riccardo
CPC分类号： F01K25/08 , F01K23/02 , F01K23/04 , F01K25/10
摘要： An organic Rankine cycle system (100, 110, 120) with direct exchange and in cascade comprising a high temperature organic Rankine cycle (10) which carries out the direct heat exchange with a hot source (H) and a low temperature organic Rankine cycle (10') in thermal communication with the high temperature cycle (10). The organic Rankine cycle system (100, 110, 120) is configured in a way that the thermal communication between the cycles (10, 10') takes place through at least one heat exchanger (3) configured to use at least the condensation heat of the high temperature cycle to vaporize and/or preheat the working fluid of the low temperature organic Rankine cycle fluid and through a heat exchanger (4) configured to operate as working fluid sub-cooler for the high temperature organic Rankine cycle (10) and as a working fluid preheater for the low temperature organic Rankine cycle (10').
摘要翻译：具有直接交换和级联的有机朗肯循环系统（100,110,120），包括与热源（H）进行直接热交换的高温有机兰金循环（10）和与高温循环（10）热连通的低温有机朗肯循环（10'）。有机朗肯循环系统（100,110,120）以这样的方式构造，即循环（10,10'）之间的热连通通过至少一个热交换器（3）进行，该热交换器（3）被配置为至少使用冷凝热高温循环以蒸发和/或预热低温有机朗肯循环流体的工作流体并且通过配置成用作高温有机兰金循环（10）的工作流体过冷器的热交换器（4）以及作为用于低温有机朗肯循环（10'）的工作流体预热器。

2. 发明申请

WO2023002305A1 SPEED REGULATION SYSTEM OF A TURBINE AND RELEVANT CONTROL METHOD 审中-公开
公开(公告)号：WO2023002305A1
公开(公告)日：2023-01-26
申请号：PCT/IB2022/056450
申请日：2022-07-13
申请人： TURBODEN S.P.A.
发明人： BINI, Roberto , GAIA, Mario
IPC分类号： F02C1/10 , F01D15/10 , F02C9/00
摘要： Regulation system (20) of an expansion turbine (3) speed, having the following components and / or subsystems: • - an organic Rankine cycle system (10) in turn having at least one expansion turbine (3), provided with at least one inlet valve (AV) and at least one by-pass valve (BV) and mechanically connected to a generator (4) of electricity, • - a control unit (21) which manages all the control processes of the regulation system (20), • - an electric accumulation system (22) • - a dissipative electric brake (24), • - a control for interruptible electrical loads (25) • - a system for modulating the heat generation or recovery, in which the control unit (21) regulates the speed of the expansion turbine (3), i.e. the frequency of the electrical energy produced by the generator (4), operating according to a predetermined management logic on one or more of the following components: the at least one inlet valve (AV), the at least one by-pass valve (BV), the electrical accumulation system (22) or the dissipative electrical brake (24), the control of interruptible electrical loads (25) or the modulation system of heat generation or recovery, and in which the predetermined management logic has a primary regulation that takes place within 10s and is suitable for guaranteeing the stability of regulation of the grid frequencies and a secondary regulation that takes place in a time between 30 s and 30 min and is suitable for optimizing the energy management in the isolated grid.

3. 发明申请

WO2022180471A1 INTERNAL COMBUSTION ENGINE POWERED WITH HYDROGEN AND LIQUID OXYGEN 审中-公开
公开(公告)号：WO2022180471A1
公开(公告)日：2022-09-01
申请号：PCT/IB2022/051151
申请日：2022-02-09
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto
IPC分类号： F02B43/10 , F02B47/10 , F01N5/04 , F02B43/00 , F02B47/06
摘要： Volumetric motive machine (10, 20, 30, 40) working according to an operating sequence substantially equivalent to the Diesel cycle engines, comprising: • - at least one casing (8, 23) for containing a fuel element and an oxidizing element, wherein oxidizing element is oxygen compressed in the liquid phase by one or more pumps (6) before being introduced into the casing (8, 23), • - at least one piston (9) operating with periodic motion inside the casing (8, 23), so as to generate a chamber inside the casing of variable volume periodically between a minimum volume VI and a maximum volume V2, • - inlet openings (3, 21) for the intake of the fuel and exhaust openings (4, 22, 31) for the exhaust of combustion gases produced by the combustion of the fuel with the oxidizing element, • - an injection system (5a, 200) for injecting the oxidizing element into the casing (8, 23), • - at least one inlet duct (1) for the fuel element and at least one exhaust duct (12) for combustion gases, • - a system for collecting and transferring the mechanical power collected by the piston (9) to a rotating shaft by means of the alternation of the pressures acting on it in the various phases of the thermodynamic cycle carried out in the machine itself, whereby the volumetric motive machine (10, 20, 30, 40) is provided with a turbine expander (41) located on the exhaust duct (12) to produce mechanical power and pre-cool the exhaust gases.

4. 发明申请

WO2017203447A1 HIGH EFFICIENCY BINARY GEOTHERMAL SYSTEM 审中-公开
标题翻译：高效二元地热系统
公开(公告)号：WO2017203447A1
公开(公告)日：2017-11-30
申请号：PCT/IB2017/053063
申请日：2017-05-24
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , DUVIA, Andrea
IPC分类号： F01K23/02 , F01K25/08
摘要： A binary geothermal system (100) comprising: - at least one organic Rankine cycle (10) having at least one supply pump (PUMP) for feeding an organic working fluid, in liquid phase, of at least one heat exchanger (EV1) for heating the organic working fluid until its transformation vapor phase and to its eventual overheating, an expansion turbine to expand the organic working fluid vapor, a condenser (CON) bringing in a liquid phase the organic working fluid, - a geothermal source (20) comprising a geothermal liquid and a geothermal vapor, wherein the organic working fluid is vaporized directly or indirectly through a flow (S1) of geothermal vapor in the heat exchanger (EV1) and is preheated by a flow of geothermal liquid (B1) in a first pre-heater (PRE1), and the organic working fluid is preheated also in a second pre-heater (PRE2) which exploits the thermal energy contained in a flow rate (S4) formed by the gas mixture and by the geothermal vapor fraction (S2) which is not condensed, and exit from the heat exchanger (EV1) or by a exchanger (DC).
摘要翻译：一种二元地热系统（100），包括： - 至少一个有机朗肯循环（10），其具有至少一个供应泵（PUMP），用于以液相将至少一种有机工作流体一个热交换器（EV1），用于加热有机工作流体直至其转变蒸汽相并最终过热;膨胀涡轮机，用于使有机工作流体蒸汽膨胀;冷凝器（CON），使液体有机工作流体进入 - 包括地热液体和地热蒸汽的地热源（20），其中所述有机工作流体通过热交换器（EV1）中的地热蒸汽流（S1）直接或间接汽化并且通过地热液体流预热（PRE1）中的第一预热器（B1）中，并且第二预热器（PRE2）也预热有机工作流体，该第二预热器利用由气体混合物形成的流量（S4）中包含的热能并且通过没有的地热蒸汽分数（S2） t冷凝并从热交换器（EV1）或交换器（DC）出来。

5. 发明申请

WO2017195094A1 MIXED FLOW OPTIMIZED TURBINE 审中-公开
标题翻译：混合流优化涡轮
公开(公告)号：WO2017195094A1
公开(公告)日：2017-11-16
申请号：PCT/IB2017/052668
申请日：2017-05-08
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , COLOMBO, Davide
IPC分类号： F01D5/04 , F02C9/18 , F02C3/30
摘要： A mixed flow turbine (1) for the expansion phase of steam thermodynamic cycles of an organic Rankine cycle provided with a first section (A) in which a first expansion of a main flow of working fluid takes place, in a substantially radial direction having at least one stator stage (S1, S2, … Sn) and at least one rotor stage (R1, R2, … Rn) of a second section (B) in which a second expansion of the main flow of the working fluid takes place in a substantially axial direction having at least one stator stage and at least one rotor stage and, between the first and the second section, with at least one angular stator stage (S4) comprising an array of angular blades which deflect the main flow of working fluid from the initial radial direction to a substantially axial direction. The turbine (1) is provided with means for injection (60) and/or means for extraction (70) of a second flow of working fluid, placed in proximity of the stator stage (S4).
摘要翻译：一种用于有机朗肯循环的蒸汽热动力循环的膨胀阶段的混流涡轮机（1），其设有第一区段（A），在该第一区段中发生工作流体的主要流动的第一膨胀在具有至少一个定子级（S1，S2，... Sn）和至少一个第二部分（B）的转子级（R1，R2，... Rn）的大致径向方向上，其中主流的第二膨胀的工作流体在具有至少一个定子级和至少一个转子级以及在第一和第二部分之间的基本上轴向方向上发生，其中至少一个角定子级（S4）包括角叶片阵列，将工作流体的主流从初始径向方向偏转到基本上轴向的方向。涡轮机（1）设置有位于定子级（S4）附近的用于第二工作流体流的注入装置（60）和/或用于提取（70）的装置。

6. 发明申请

WO2021240379A1 CASCADE ORGANIC RANKINE CYCLE PLANT 审中-公开
公开(公告)号：WO2021240379A1
公开(公告)日：2021-12-02
申请号：PCT/IB2021/054564
申请日：2021-05-26
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , PIETRA, Claudio
IPC分类号： F01K23/02 , F01K25/08
摘要： Organic Rankine cycle system (10, 110, 210) with cascade cycles comprising a first organic Rankine cycle (20, 120, 220) which operates at high temperature, in which a first organic working fluid carries out a heat exchange with a hot source fluid and at least a second organic Rankine cycle (30, 130, 230, 250) which operates at a temperature lower than the temperature of the first organic Rankine cycle (20, 120, 220) and in which a second organic working fluid carries out a heat exchange with the same hot source, each organic Rankine cycle (20, 120, 220, 30, 130, 230, 250) comprising: - at least a feed pump (24, 124, 224, 34, 134, 234, 254) to feed the organic working fluid in the liquid phase, - at least a first preheater (25, 125, 35, 135, 255) for preheating the organic working fluid, - at least an evaporator (21, 121, 221, 31, 131, 231, 251) to vaporize the organic working fluid, - at least an expansion turbine (22, 122, 222, 32, 132, 232, 252) which expands the vapor of the organic working fluid, - at least a condenser (23, 123, 223, 33, 133, 233, 253) which brings the organic working fluid back into the liquid phase, said organic Rankine cycle system (10, 110, 210) being characterized in that the evaporator (21, 121, 221) of the first organic Rankine cycle (20, 120, 220) is fed by the entire flow rate (40, 140, 240) of the hot source fluid, while the evaporator (31, 131, 231) and the preheater (35, 135, 235) of said at least one second organic Rankine cycle (30, 130, 230) are fed by a first partial flow (43, 143, 243) of the hot source fluid, the remaining second partial flow (42, 142, 242) of the hot source fluid being used to at least partially carry out the preheating of the organic working fluid of the first organic Rankine cycle (20, 120, 220).

7. 发明申请

WO2019077515A1 APPARATUS FOR ISOCHORIC GAS COMPRESSION 审中-公开
公开(公告)号：WO2019077515A1
公开(公告)日：2019-04-25
申请号：PCT/IB2018/058044
申请日：2018-10-17
申请人： TURBODEN S.P.A.
发明人： BINI, Roberto , GAIA, Mario , BELOTTI, Paolo
IPC分类号： F01K3/06 , F01K7/36 , F01B11/00
CPC分类号： F01K7/36 , F01K3/06
摘要： 1. Apparatus (1) for gas compression comprising: - a container (2) containing the gas to be compressed; - a first heat exchanger (3) exchanging heat between a high temperature thermal source and the gas, to introduce heat into the gas; - a second heat exchanger (4) exchanging heat between a low temperature thermal source and the gas, to extract heat from the gas; - supply means (5) of the gas at a supply pressure (Pin) and delivery means (6) of the gas at a delivery pressure (Pout) greater than the supply pressure (Pin); - gas permeable means (7, 7a, 7b, 7c, 7d, 7e, 7e' 7e") configured to accumulate and transfer heat to the gas, and - gas permeable (7) or gas impermeable (8) movable means (7, 8) dividing the container (2) into a first section (2a) in thermal communication with the first heat exchanger (3) and in a second section (2b) in thermal communication with the second heat exchanger (4) and in fluid communication with said supply means (5) and said gas delivery means (6); the apparatus (1) being characterized in that said first heat exchanger (3) and second heat exchanger (4), said gas permeable means (7, 7a, 7b, 7c, 7d, 7e, 7e ', 7e") and said movable means (7, 8) cooperate to heat and cool the gas, causing it to cyclically flow between the first section (2a) and the second section (2b), to obtain the compression effect of the gas, introduced into the container from a value equal to the supply pressure (Pin), up to a value equal to the discharge pressure (Pout) of the container (2) from a value equal to the supply pressure (Pin) to a value equal to the delivery pressure (Pout) and vice versa.

8. 发明申请

WO2020136524A1 AXIAL TURBINE WITH TWO SUPPLY LEVELS 审中-公开
公开(公告)号：WO2020136524A1
公开(公告)日：2020-07-02
申请号：PCT/IB2019/061163
申请日：2019-12-20
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto
IPC分类号： F01D1/02 , F01D1/12 , F01D5/14 , F01D9/06 , F01D25/26
摘要： Axial turbine (100) with two supply levels for the expansion phase of a working fluid in a thermodynamic vapor cycle or in an organic Rankine cycle comprising a shaft (2), a plurality of rotor blade arrays (R1-Rn) and corresponding support disks (21, 22), a plurality of stator blade arrays (S1-Sn), further comprising a first inlet opening (5) and a second inlet opening (7'). The second volute (4) is positioned inside the first volute (3), the working fluid of the second supply level reaching upstream of a stator blade (S2, S3... Sn) any subsequent to the first stage, and the vapor flow of the first supply level and that of the second supply level are conveyed so as to be substantially parallel to each other according to an axial direction upstream of a stator blade (S2, S3... Sn).

9. 发明申请

WO2019145809A1 TURBOMACHINE PROVIDED WITH FLUID SEALING DEVICE 审中-公开
公开(公告)号：WO2019145809A1
公开(公告)日：2019-08-01
申请号：PCT/IB2019/050226
申请日：2019-01-11
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , MONTERISI, Andrea
IPC分类号： F01D11/00 , F01D21/00 , F16J15/34
摘要： A rotating turbomachine provided with a fluid sealing device, comprising an extensible/dilatable bellows piston to make a sealing surface abut against a rotor disc, or against the head of the shaft, therefore confining the working fluid in the turbomachine stopped during the respective maintenance operations, is described. A coolant is supplied inside the bellows piston during the normal operations of the machine.

10. 发明申请

WO2018150380A1 VARIABLE PASSES HEAT EXCHANGER FOR ORGANIC RANKINE CYCLE SYSTEMS 审中-公开
公开(公告)号：WO2018150380A1
公开(公告)日：2018-08-23
申请号：PCT/IB2018/050981
申请日：2018-02-17
申请人： TURBODEN S.P.A.
发明人： GAIA, Mario , BINI, Roberto , CASALI, Isaia , BUTTANI, Andrea , BELOTTI, Paolo
IPC分类号： F28F9/02 , F28D7/16
CPC分类号： F28F9/0202 , F28D7/1607 , F28D2021/0064 , F28F9/22 , F28F27/02 , F28F2009/222
摘要： A heat exchanger (100, 110, 110', 120, 130, 140) comprising: - a tube bundle (80, 80') inside which a first fluid of the couple of fluids flows, said first fluid passing through the tube bundle or through its portions according to a variable number of passes, - a shell (13) inside which the tube bundle (80, 80') and the second fluid of the couple of fluids are contained, the second fluid flowing outside of the tube bundle (80, 80'), said shell provided with at least an inlet nozzle and at least one outlet nozzle of said second fluid, - at least a head (70, 70', 70") comprising a variable number of separating baffles, fixed or movable, and at least one inlet nozzle and at least one outlet nozzle of said first fluid, the heat exchanger (100, 110, 120, 130, 140) being configured so as to be able to vary the number of passes of the first fluid without having to open one of the two heads and/or remove one of the two fluids from the heat exchanger.

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