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    METHOD OF FORMING ELECTRODES ON ELECTROCALORIC FILM
    1.
    发明申请
    METHOD OF FORMING ELECTRODES ON ELECTROCALORIC FILM 审中-公开
    在电子膜上形成电极的方法

    公开(公告)号：WO2017111921A1

    公开(公告)日：2017-06-29

    申请号：PCT/US2015/067191

    申请日：2015-12-21

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： XIE, Wei ,  ANNAPRAGADA, Subramanyaravi ,  MANTESE, Joseph V. ,  VERMA, Parmesh ,  RADCLIFF, Thomas D. ,  RIOUX, William A.

    IPC: H01L37/02

    CPC classification number: H01L37/02 ,  F25B41/04 ,  F25B49/00 ,  F25B2321/001

    Abstract: A method of making an electrocaloric element includes forming conductive layers on opposing surfaces of a film comprising an electrocaloric material to form an electrocaloric element, wherein the forming of the conductive layers includes one or more of: vapor deposition of the conductive layers under reduced pressure for a duration of time, wherein the duration of time under reduced pressure is less than 240 minutes; vapor deposition of the conductive layers under reduced pressure for a duration of time, wherein the duration of time of exposure to conductive material deposition is less than 240 minutes; vapor deposition of the conductive layers under reduced pressure, wherein the reduced pressure is 10 -8 torr to 500 torr; or maintaining the film at a temperature of less than or equal to 200 °C during forming of the conductive layers.

    Abstract translation: 制造电热元件的方法包括在包含电热材料的膜的相对表面上形成导电层以形成电热元件，其中导电层的形成包括以下一种或多种：气相沉积 的导电层在减压下持续一段时间，其中减压的持续时间小于240分钟; 导电层在减压下气相沉积持续一段时间，其中暴露于导电材料沉积的持续时间少于240分钟; 在减压下蒸镀导电层，其中减压为10 -8托至500托; 或在形成导电层期间将膜保持在小于或等于200℃的温度下。

    ELECTROCALORIC HEAT TRANSFER SYSTEM
    3.
    发明申请
    ELECTROCALORIC HEAT TRANSFER SYSTEM 审中-公开
    电动传热系统

    公开(公告)号：WO2018004520A1

    公开(公告)日：2018-01-04

    申请号：PCT/US2016/039620

    申请日：2016-06-27

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： EASTMAN, Scott A. ,  MANTESE, Joseph V. ,  XIE, Wei ,  ANNAPRAGADA, Subramanyaravi ,  VERMA, Parmesh ,  BURLATSKY, Sergei F. ,  SCHMIDT, Wayde R. ,  HUGENER-CAMPBELL, Treese

    IPC: C09K5/14

    CPC classification number: F25B21/00 ,  C09K5/14 ,  F25B2321/001 ,  H01L37/025 ,  Y02B30/66

    Abstract: A heat transfer system is disclosed in which, an electrocaloric material includes a copolymer of a monomer mixture including (i) vinylidene fluoride, (ii) an addition polymerization monomer selected from tetrafluoroethylene, trifluoroethylene, or a monomer smaller than trifluoroethylene, and (iii) a halogenated addition polymerization monomer different than (ii) that is larger than vinylidene fluoride. The electrocaloric material also includes an additive selected from a nucleating agent having a polar surface charge, electrocalorically active solid particles, or a combination thereof. Electrodes are disposed on opposite surfaces of the electrocaloric material, and an electric power source is configured to provide voltage to the electrodes. The system also includes a first thermal flow path between the electrocaloric material and a heat sink, and a second thermal flow path between the electrocaloric material and a heat source.

    Abstract translation: 公开了一种传热系统，其中电热材料包括单体混合物的共聚物，所述单体混合物包含（i）偏二氟乙烯，（ii）选自四氟乙烯，三氟乙烯或单体的加聚单体 小于三氟乙烯，和（iii）不同于（ii）的比1,1-二氟乙烯大的卤化加成聚合单体。 电热材料还包括选自具有极性表面电荷的成核剂，电活性固体颗粒或其组合的添加剂。 电极设置在电热材料的相对表面上，并且电源被配置为向电极提供电压。 该系统还包括电热材料和散热器之间的第一热流路径，以及电热材料和热源之间的第二热流路径。

    ELECTROCALORIC HEAT TRANSFER MODULAR STACK
    4.
    发明申请
    ELECTROCALORIC HEAT TRANSFER MODULAR STACK 审中-公开
    电动传热模块

    公开(公告)号：WO2017111919A1

    公开(公告)日：2017-06-29

    申请号：PCT/US2015/067189

    申请日：2015-12-21

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： WALKER, Craig, R. ,  RHEAUME, Jonathan ,  PERRY, Michael, L. ,  EASTMAN, Scott, Alan ,  ANNAPRAGADA, Subramanyaravi ,  VERMA, Parmesh ,  MANTESE, Joseph, V.

    IPC: F25B21/00

    CPC classification number: F25B21/00 ,  F25B2321/001 ,  Y02B30/66

    Abstract: A heat transfer system is disclosed including a plurality of modules arranged in a stack. The stack modules include electrocaloric element and electrodes on each side of the film. A fluid flow path is disposed between two or more electrocaloric elements. A first electrical bus element (18) in electrical contact with the first electrode (14), and a second electrical bus element (20) in electrical contact with second electrode (16). The first electrical bus element is electrically connected to at least one other electrical bus of another electrocaloric element in the stack at the same polarity as said first electrical bus, or the second electrical bus element is electrically connected to at least one other electrical bus of another electrocaloric element in the stack at the same polarity as said second electrical bus.

    Abstract translation: 公开了一种传热系统，其包括布置成堆叠的多个模块。 堆叠模块包括电热元件和电极的每一侧上的电极。 流体流动路径设置在两个或更多个电热元件之间。 与第一电极（14）电接触的第一电总线元件（18）以及与第二电极（16）电接触的第二电总线元件（20）。 第一电气母线元件以与所述第一电气母线相同的极性电连接到堆叠中的另一个电热元件的至少一个其他电气母线，或者第二电气母线元件电连接到另一电气母线的另一个电气母线 电堆中的电热元件与所述第二电气母线具有相同的极性。

    SOLVENT CAST ELECTROCALORIC POLYMER FILMS
    5.
    发明申请
    SOLVENT CAST ELECTROCALORIC POLYMER FILMS 审中-公开
    溶剂铸造电解聚合物薄膜

    公开(公告)号：WO2017111922A1

    公开(公告)日：2017-06-29

    申请号：PCT/US2015/067192

    申请日：2015-12-21

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： XIE, Wei ,  ANNAPRAGADA, Subramanyaravi ,  MANTESE, Joseph, V. ,  VERMA, Parmesh ,  RADCLIFF, Thomas, D.

    IPC: B29C41/12 ,  F25B21/00 ,  F25B21/04 ,  H01L37/02

    CPC classification number: B29C41/12 ,  F25B21/00 ,  F25B2321/001 ,  H01L37/025 ,  Y02B30/66

    Abstract: A method of making an electrocaloric element includes dissolving or dispersing an electrocaloric polymer in an organic solvent having a boiling point of less than 100°C at 1 atmosphere to form a liquid composition comprising the electrocaloric polymer. A film of the liquid composition is cast on a substrate, and the organic solvent is evaporated to form a film of the electrocaloric polymer. The film is removed from the substrate and disposed between electrical conductors to form an electrocaloric element.

    Abstract translation: 制造电热元件的方法包括在1个大气压下将电热聚合物溶解或分散在沸点低于100℃的有机溶剂中以形成包含电热聚合物的液体组合物。 将液体组合物膜浇铸在基底上，并蒸发有机溶剂以形成电热聚合物膜。 将薄膜从基片上取下并放置在电导体之间以形成电热元件。

    ELECTROCALORIC HEAT TRANSFER SYSTEM
    6.
    发明申请
    ELECTROCALORIC HEAT TRANSFER SYSTEM 审中-公开
    电动传热系统

    公开(公告)号：WO2018004518A1

    公开(公告)日：2018-01-04

    申请号：PCT/US2016/039609

    申请日：2016-06-27

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： EASTMAN, Scott A. ,  BURLATSKY, Sergei F. ,  MANTESE, Joseph V. ,  XIE, Wei ,  ANNAPRAGADA, Subramanyaravi ,  VERMA, Parmesh ,  ATRAZHEV, Vadim V. ,  SULTANOV, Vadim I.

    IPC: F25B21/00 ,  C09K5/14

    CPC classification number: F25B21/00 ,  C08F214/22 ,  C09K5/14 ,  F25B2321/001 ,  H01L37/025 ,  Y02B30/66

    Abstract: An electrocaloric element for a heat transfer system includes an electrocaloric material of a copolymer of (i) vinylidene fluoride, (ii) an addition polymerization monomer selected from tetrafluoroethylene, trifluoroethylene, vinyl fluoride, or combinations thereof, and (iii) a halogenated addition polymerization monomer larger than vinylidene fluoride. It is also provided that: (a) the monomer (ii) includes an addition polymerization monomer smaller than trifluoroethylene, (b) at least one of the addition polymerization monomers (ii) or (iii) is a chiral monomer, and the copolymer includes syndiotactic ordered segments of chiral monomer units, and/or (c) at least one of the addition polymerization monomers (ii) or (iii) comprises chlorine, and the copolymer includes an ordered distribution of monomer units comprising chlorine along the copolymer polymer backbone.

    Abstract translation: 用于传热系统的电热元件包括（i）偏二氟乙烯，（ii）选自四氟乙烯，三氟乙烯，氟乙烯或其组合的加聚单体的共聚物的电热材料， 和（iii）大于偏二氟乙烯的卤化加成聚合单体。 还规定：（a）单体（ii）包括小于三氟乙烯的加成聚合单体，（b）加成聚合单体（ii）或（iii）中的至少一种是手性单体，并且该共聚物包含 和/或（c）加成聚合单体（ii）或（iii）中的至少一种包含氯，并且该共聚物包括沿着共聚物聚合物主链的包含氯的单体单元的有序分布。

    ELECTROCALORIC HEAT TRANSFER SYSTEM WITH ELECTRICALLY CONDUCTIVE LIQUID
    7.
    发明申请
    ELECTROCALORIC HEAT TRANSFER SYSTEM WITH ELECTRICALLY CONDUCTIVE LIQUID 审中-公开
    具有导电液体的电动传热系统

    公开(公告)号：WO2017111918A1

    公开(公告)日：2017-06-29

    申请号：PCT/US2015/067185

    申请日：2015-12-21

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： EASTMAN, Scott Alan ,  KUCZEK, Andrzej E. ,  ANNAPRAGADA, Subramanyaravi ,  MANTESE, Joseph V. ,  RANJAN, Ram ,  BLASKO, Vladimir ,  VERMA, Parmesh ,  JONSSON, Ulf J.

    IPC: F25B21/00

    CPC classification number: F25B21/00 ,  F25B2321/001 ,  Y02B30/66

    Abstract: A heat transfer system includes an electrocaloric element comprising an electrocaloric film (12). A first electrical conductor is disposed on a first side of the electrocaloric film, and a second electrical conductor is disposed on a second side of the electrocaloric film. At least one of the first and second electrical conductors is an electrically conductive liquid. An electric power source (20) is in electrical contact with the first and second electrical conductors, and is configured to provide an electrical field across the electrocaloric film. A liquid flow path (28) is disposed along the plurality of electrocaloric elements for the electrically conductive liquid.

    Abstract translation: 传热系统包括包含电热膜（12）的电热元件。 第一电导体设置在电热膜的第一侧上，并且第二电导体设置在电热膜的第二侧上。 第一和第二电导体中的至少一个是导电液体。 电源（20）与第一和第二电导体电接触，并且被配置为跨过电热膜提供电场。 液体流动路径（28）沿着用于导电液体的多个电热元件设置。

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