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公开(公告)号:US20170276094A1
公开(公告)日:2017-09-28
申请号:US15077287
申请日:2016-03-22
Applicant: General Electric Company
Inventor: Pushkar Haresh Sheth , John Patrick Dowell , Jayesh Jain , Eric David Peters
CPC classification number: F02M26/29 , B21D41/028 , B21D53/085 , F02M26/02 , F02M26/11 , F02M26/28 , F02M26/32 , F28D1/05316 , F28D1/05366 , F28D7/16 , F28D7/1615 , F28F1/006 , F28F1/08 , F28F2265/26 , F28F2275/125
Abstract: Various methods and systems are provided for an exhaust gas recirculation cooler including a plurality of cooling tubes. In one example, an exhaust gas recirculation (EGR) cooler includes a plurality of cooling tubes positioned within a housing of the EGR cooler, each cooling tube of the plurality of cooling tubes extending between and directly coupled to tube sheets of the EGR cooler at ends of each cooling tube, where at least one end of one or more cooling tubes of a first portion of the plurality of cooling tubes, inward of a tube sheet coupled to the at least one end, includes a compliant region, where the first portion is positioned proximate to an exhaust inlet of the EGR cooler.
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2.
公开(公告)号:US20140336852A1
公开(公告)日:2014-11-13
申请号:US13888449
申请日:2013-05-07
Applicant: GENERAL ELECTRIC COMPANY
Inventor: Jason Daniel Ozolins , John Patrick Dowell , Suseel Sukumaran , Greg Thomas Polkus , Atul George Tharakan
IPC: B63H21/21
CPC classification number: B63H21/21 , B63H21/22 , B63J2099/006 , F02D41/2416 , F02D41/2422 , F02D41/2432 , F02D2200/0614 , F02D2200/0625 , F02D2200/101
Abstract: A method of determining fuel limits for an engine includes measuring an actual fuel value for the engine and creating a plurality of engine speed points. The method further includes calculating respective static fuel limit points for each of the engine speed points utilizing the actual fuel value. The static fuel limit points define and limit a rated power of the engine.
Abstract translation: 确定发动机燃料极限的方法包括测量发动机的实际燃料值并产生多个发动机转速点。 该方法还包括利用实际燃料值来计算每个发动机转速点的各个静态燃料极限点。 静态燃油极限点定义并限制发动机的额定功率。
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公开(公告)号:US10508621B2
公开(公告)日:2019-12-17
申请号:US15428318
申请日:2017-02-09
Applicant: General Electric Company
Inventor: Eric David Peters , Kevin Paul Bailey , John Patrick Dowell
Abstract: Various methods and systems are provided for an exhaust gas recirculation system. In one example, an exhaust gas recirculation cooler includes a first section, arranged proximate to an exhaust gas inlet of the EGR cooler and including a first plurality of tubes and a first plurality of fins coupled to the first plurality of tubes, where at least one of the first plurality of tubes and the first plurality of fins are comprised of a first material that has a first coefficient of thermal expansion (CTE); and a second section, arranged downstream of the first section and including a second plurality of tubes and a second plurality of fins coupled to the second plurality of tubes, where the second plurality of tubes and the second plurality of fins are comprised of a second material that has a second CTE, the second CTE greater than the first CTE.
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公开(公告)号:US10302047B2
公开(公告)日:2019-05-28
申请号:US15077287
申请日:2016-03-22
Applicant: General Electric Company
Inventor: Pushkar Haresh Sheth , John Patrick Dowell , Jayesh Jain , Eric David Peters
IPC: F02M26/29 , F28D1/053 , F28D7/16 , F28F1/00 , F28F1/08 , F02M26/32 , B21D41/02 , B21D53/08 , F02M26/02 , F02M26/11 , F02M26/28
Abstract: Various methods and systems are provided for an exhaust gas recirculation cooler including a plurality of cooling tubes. In one example, an exhaust gas recirculation (EGR) cooler includes a plurality of cooling tubes positioned within a housing of the EGR cooler, each cooling tube of the plurality of cooling tubes extending between and directly coupled to tube sheets of the EGR cooler at ends of each cooling tube, where at least one end of one or more cooling tubes of a first portion of the plurality of cooling tubes, inward of a tube sheet coupled to the at least one end, includes a compliant region, where the first portion is positioned proximate to an exhaust inlet of the EGR cooler.
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公开(公告)号:US20170152815A1
公开(公告)日:2017-06-01
申请号:US15428318
申请日:2017-02-09
Applicant: General Electric Company
Inventor: Eric David Peters , Kevin Paul Bailey , John Patrick Dowell
IPC: F02M26/29
Abstract: Various methods and systems are provided for an exhaust gas recirculation system. In one example, an exhaust gas recirculation cooler includes a first section, arranged proximate to an exhaust gas inlet of the EGR cooler and including a first plurality of tubes and a first plurality of fins coupled to the first plurality of tubes, where at least one of the first plurality of tubes and the first plurality of fins are comprised of a first material that has a first coefficient of thermal expansion (CTE); and a second section, arranged downstream of the first section and including a second plurality of tubes and a second plurality of fins coupled to the second plurality of tubes, where the second plurality of tubes and the second plurality of fins are comprised of a second material that has a second CTE, the second CTE greater than the first CTE.
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6.
公开(公告)号:US09475564B2
公开(公告)日:2016-10-25
申请号:US13888449
申请日:2013-05-07
Applicant: General Electric Company
Inventor: Jason Daniel Ozolins , John Patrick Dowell , Suseel Sukumaran , Greg Thomas Polkus , Atul George Tharakan
CPC classification number: B63H21/21 , B63H21/22 , B63J2099/006 , F02D41/2416 , F02D41/2422 , F02D41/2432 , F02D2200/0614 , F02D2200/0625 , F02D2200/101
Abstract: A method of determining fuel limits for an engine includes measuring an actual fuel value for the engine and creating a plurality of engine speed points. The method further includes calculating respective static fuel limit points for each of the engine speed points utilizing the actual fuel value. The static fuel limit points define and limit a rated power of the engine.
Abstract translation: 确定发动机燃料极限的方法包括测量发动机的实际燃料值并产生多个发动机转速点。 该方法还包括利用实际燃料值来计算每个发动机转速点的各个静态燃料极限点。 静态燃油极限点定义并限制发动机的额定功率。
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