专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO2011156303A3 INTERNAL COMBUSTION ENGINE, COMBUSTION CHARGE FORMATION SYSTEM, AND METHOD 审中-公开
公开(公告)号：WO2011156303A3
公开(公告)日：2011-12-15
申请号：PCT/US2011/039357
申请日：2011-06-07
申请人： CATERPILLAR INC. , KIM, Hoisan , SOMMARS, Mark, F. , WILLI, Martin, L.
发明人： KIM, Hoisan , SOMMARS, Mark, F. , WILLI, Martin, L.
IPC分类号： F02M21/02 , F02B43/02 , F02D19/02 , F02M35/10
摘要： A gaseous fuel internal combustion engine (10) includes an engine housing (12) defining at least one cylinder (14), and an intake housing (18) defining an intake passage (20) fluidly connecting with the at least one cylinder (14). The engine (10) includes a gaseous fuel delivery mechanism (13) coupled with the engine housing (12) and a distributed ignition promoting mechanism (22) having a bead presentation device (24) extending into the intake passage (20) and configured to present a liquid bead of distributed ignition promoting material (100) therein such as engine lubricating oil. During operation, gases passing through the intake passage (20) dislodge the liquid bead from the bead presentation device (22) and carry the distributed ignition promoting material (100) into the cylinder (14) for distributively igniting therein a mixture containing a gaseous fuel, air and the distributed ignition promoting material (100).

2. 发明申请

WO2010062459A1 ENGINE CONTROL SYSTEM HAVING FUEL-BASED TIMING 审中-公开
标题翻译：具有燃油时序的发动机控制系统
公开(公告)号：WO2010062459A1
公开(公告)日：2010-06-03
申请号：PCT/US2009/058432
申请日：2009-09-25
申请人： CATERPILLAR INC. , WILLI, Martin, L. , GONG, Weidong , MONTGOMERY, David, T. , FIVELAND, Scott, B.
发明人： WILLI, Martin, L. , GONG, Weidong , MONTGOMERY, David, T. , FIVELAND, Scott, B.
IPC分类号： F02D13/02 , F02D41/02 , F02D41/04 , F02D45/00 , F02D35/00
CPC分类号： F02D35/023 , F02B29/0406 , F02B37/00 , F02D13/0211 , F02D19/023 , F02D29/06 , F02D41/0002 , F02D41/0027 , F02D41/0085 , F02D2041/001 , Y02T10/18 , Y02T10/32 , Y02T10/42
摘要： A control system (125) for an engine (105) having a cylinder (135) is disclosed having an engine valve movable to regulate a fluid flow of the cylinder and an actuator (202) associated with the engine valve. The control system also has a sensor (272) configured to generate a signal indicative of an amount of an air/fuel mixture remaining within the cylinder after completion of a first combustion event and a controller (270) in communication with the actuator and the sensor. The controller is configured to compare the amount with a desired amount and selectively regulate the actuator to adjust a timing of the engine valve associated with a subsequent combustion event based on the comparison.
摘要翻译：公开了一种用于具有气缸（135）的发动机（105）的控制系统（125），其具有可移动以调节气缸的流体流动的发动机气门和与发动机气门相关联的致动器（202）。控制系统还具有传感器（272），该传感器构造成在完成第一燃烧事件之后产生指示残留在气缸内的空气/燃料混合物的量的信号，以及与致动器和传感器连通的控制器（270）。控制器被配置为将量与期望量进行比较，并且基于该比较选择性地调节致动器以调节与随后的燃烧事件相关联的发动机气门的定时。

3. 发明申请

WO2010062458A1 ENGINE CONTROL SYSTEM HAVING FUEL-BASED ADJUSTMENT 审中-公开
标题翻译：具有燃油调整的发动机控制系统
公开(公告)号：WO2010062458A1
公开(公告)日：2010-06-03
申请号：PCT/US2009/058422
申请日：2009-09-25
申请人： CATERPILLAR INC. , WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
发明人： WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
IPC分类号： F02D13/02 , F02D41/02 , F02D41/04 , F02D35/00 , F01L1/34
CPC分类号： F02D41/0002 , F02B37/00 , F02D13/02 , F02D19/024 , F02M21/0278 , Y02T10/18 , Y02T10/32 , Y02T10/42
摘要： A control system (125) for an engine (105) having a cylinder (135) is disclosed having an engine valve configured to affect a fluid flow of the cylinder, an actuator (202) configured to move the engine valve, and an in- cylinder sensor (272) configured to generate a signal indicative of a characteristic of fuel entering the cylinder. The control system also has a controller (270) in communication with the actuator and the sensor. The controller is configured to determine the characteristic of the fuel based on the signal and selectively regulate the actuator to adjust a timing of the engine valve based on the characteristic of the fuel.
摘要翻译：公开了一种用于具有气缸（135）的发动机（105）的控制系统（125），具有构造成影响气缸的流体流动的发动机气门，构造成移动发动机气门的致动器（202）气缸传感器（272）被配置为产生指示进入气缸的燃料的特性的信号。控制系统还具有与致动器和传感器连通的控制器（270）。控制器被配置为基于该信号来确定燃料的特性，并且基于燃料的特性选择性地调节致动器以调节发动机气门的定时。

4. 发明申请

WO2011156303A2 INTERNAL COMBUSTION ENGINE, COMBUSTION CHARGE FORMATION SYSTEM, AND METHOD 审中-公开
标题翻译：内燃机，燃料充气系统及方法
公开(公告)号：WO2011156303A2
公开(公告)日：2011-12-15
申请号：PCT/US2011039357
申请日：2011-06-07
申请人： CATERPILLAR INC , KIM HOISAN , SOMMARS MARK F , WILLI MARTIN L
发明人： KIM HOISAN , SOMMARS MARK F , WILLI MARTIN L
IPC分类号： F02M21/02 , F02B43/02 , F02D19/02 , F02M35/10
CPC分类号： F02B43/10 , F02D19/061 , F02D19/0642 , F02D19/0689 , F02D19/0692 , F02D19/081 , F02M21/0275 , Y02T10/32 , Y02T10/36
摘要： A gaseous fuel internal combustion engine (10) includes an engine housing (12) defining at least one cylinder (14), and an intake housing (18) defining an intake passage (20) fluidly connecting with the at least one cylinder (14). The engine (10) includes a gaseous fuel delivery mechanism (13) coupled with the engine housing (12) and a distributed ignition promoting mechanism (22) having a bead presentation device (24) extending into the intake passage (20) and configured to present a liquid bead of distributed ignition promoting material (100) therein such as engine lubricating oil. During operation, gases passing through the intake passage (20) dislodge the liquid bead from the bead presentation device (22) and carry the distributed ignition promoting material (100) into the cylinder (14) for distributively igniting therein a mixture containing a gaseous fuel, air and the distributed ignition promoting material (100).
摘要翻译：气体燃料内燃机（10）包括限定至少一个气缸（14）的发动机壳体（12）和限定与所述至少一个气缸（14）流体连接的进气通道（20）的进气室（18）。发动机（10）包括与发动机壳体（12）联接的气体燃料输送机构（13）和分布式点火促进机构（22），其具有延伸到进气通道（20）中的气流呈现装置（24）在其中呈现分布式点火促进材料（100）的液体珠，例如发动机润滑油。在运行过程中，通过进气通道（20）的气体从珠子呈现装置（22）移出液体珠，并将分布式点火促进材料（100）运送到气缸（14）中，以便在其中分配点燃含有气体燃料，空气和分布式点火促进材料（100）。

5. 发明申请

WO2010062455A1 ENGINE CONTROL SYSTEM HAVING PRESSURE-BASED TIMING 审中-公开
标题翻译：具有压力时序的发动机控制系统
公开(公告)号：WO2010062455A1
公开(公告)日：2010-06-03
申请号：PCT/US2009/058406
申请日：2009-09-25
申请人： CATERPILLAR INC. , WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
发明人： WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
IPC分类号： F02D13/02 , F02D35/00 , F01L1/34 , F01L13/00
CPC分类号： F01L1/34 , F01L1/181 , F01L1/262 , F01L13/0015
摘要： A control system (125) for an engine (105) having a first cylinder (135) and a second cylinder (135) is disclosed having a first engine valve movable to regulate a fluid flow of the first cylinder and a first actuator (202) associated with the first engine valve. The control system also has a second engine valve movable to regulate a fluid flow of the second cylinder and a sensor (272) configured to generate a signal indicative of a pressure within the first cylinder. The control system also has a controller (270) that is in communication with the first actuator and the sensor. The controller is configured to compare the pressure within the first cylinder with a desired pressure and selectively regulate the first actuator to adjust a timing of the first engine valve independently of the timing of the second engine valve based on the comparison.
摘要翻译：公开了一种用于具有第一气缸（135）和第二气缸（135）的发动机（105）的控制系统（125），其具有可移动以调节第一气缸和第一致动器（202）的流体流动的第一发动机气门，与第一发动机阀相关联。控制系统还具有可移动以调节第二气缸的流体流动的第二发动机气门和被配置为产生指示第一气缸内的压力的信号的传感器（272）。控制系统还具有与第一致动器和传感器连通的控制器（270）。控制器被配置为将第一气缸内的压力与期望的压力进行比较，并且基于该比较，选择性地调节第一致动器以独立于第二发动机气门的定时来调节第一发动机气门的定时。

6. 发明申请

WO2012121800A3 GASEOUS FUEL-POWERED ENGINE SYSTEM HAVING TURBO-COMPOUNDING 审中-公开
标题翻译：具有涡轮机组的气体燃料发动机系统
公开(公告)号：WO2012121800A3
公开(公告)日：2012-11-01
申请号：PCT/US2012020617
申请日：2012-01-09
申请人： CATERPILLAR INC , WILLI MARTIN L , VIJAYARAGHAVAN SHRIRAM , MONTGOMERY DAVID T
发明人： WILLI MARTIN L , VIJAYARAGHAVAN SHRIRAM , MONTGOMERY DAVID T
IPC分类号： F02M21/02 , F02B37/013 , F02B39/00 , F02B41/10
CPC分类号： F02B37/00 , F02B41/10 , F02B43/10 , F02B2275/32 , Y02T10/142 , Y02T10/144 , Y02T10/163
摘要： An engine system (10) is disclosed. The engine system may have an engine (12) configured to receive air and a gaseous fuel, and combust a mixture of the air and gaseous fuel to generate a power output and a flow of exhaust. The engine system may also have at least one power turbine (50) driven by the flow of exhaust to compound the power output of the engine. The engine may employ the Miller Cycle during compounding by the at least one power turbine.
摘要翻译：公开了一种发动机系统（10）。发动机系统可以具有被配置为接收空气和气体燃料并且燃烧空气和气体燃料的混合物以产生动力输出和排气流的发动机（12）。发动机系统还可以具有由排气流驱动的至少一个动力涡轮机（50），以使发动机的功率输出复合。发动机可以在由至少一个动力涡轮机进行配合期间使用米勒循环。

7. 发明申请

WO2008054568A1 ENGINE AND METHOD FOR OPERATING AN ENGINE 审中-公开
标题翻译：发动机和运行发动机的方法
公开(公告)号：WO2008054568A1
公开(公告)日：2008-05-08
申请号：PCT/US2007/016677
申请日：2007-07-25
申请人： CATERPILLAR INC. , LAUPER, John, C. , WILLI, Martin, L. , THIRUNAVUKARASU, Balamurugesh , GONG, Weidong
发明人： LAUPER, John, C. , WILLI, Martin, L. , THIRUNAVUKARASU, Balamurugesh , GONG, Weidong
IPC分类号： F02D19/08 , F02M25/10
CPC分类号： F02D19/0644 , F02B2075/125 , F02B2275/16 , F02D19/0671 , F02D19/0692 , F02D19/081 , F02M25/0228 , F02M25/10 , F02M26/05 , Y02T10/121 , Y02T10/36
摘要： A method of operating an engine (10) is provided. The method may include supplying a combustible combination of reactants to a combustion chamber (24) of the engine, which may include supplying a first hydrocarbon fuel, hydrogen fuel, and a second hydrocarbon fuel to the combustion chamber. Supplying the second hydrocarbon fuel to the combustion chamber may include at least one of supplying at least a portion of the second hydrocarbon fuel from an outlet port (70) that discharges into an intake system (40) of the engine and supplying at least a portion of the second hydrocarbon fuel from an outlet port (88) that discharges into the combustion chamber. Additionally, the method may include combusting the combustible combination of reactants in the combustion chamber.
摘要翻译：提供了一种操作发动机（10）的方法。该方法可以包括向发动机的燃烧室（24）提供可燃组合的反应物，其可以包括向燃烧室供应第一烃燃料，氢燃料和第二烃燃料。将第二碳氢化合物燃料供应到燃烧室可以包括从排放到发动机的进气系统（40）的出口（70）供应至少一部分第二碳氢燃料的至少一种，并且将至少一部分的第二烃燃料从排放到燃烧室中的出口（88）排出。另外，该方法可以包括燃烧燃烧室中的可燃组合的反应物。

8. 发明申请

WO2007005090A1 AIR INDUCTION SYSTEM HAVING BYPASS FLOW CONTROL 审中-公开
标题翻译：具有旁路流量控制的空气感应系统
公开(公告)号：WO2007005090A1
公开(公告)日：2007-01-11
申请号：PCT/US2006/015364
申请日：2006-04-25
申请人： CATERPILLAR INC. , GONG, Weidong , GODDARD, John, D. , WILLI, Martin, L. , FIVELAND, Scott, B.
发明人： GONG, Weidong , GODDARD, John, D. , WILLI, Martin, L. , FIVELAND, Scott, B.
IPC分类号： F02D23/00
CPC分类号： F02D23/00 , F02B29/0406 , F02B33/34 , F02B33/44 , F02B37/16 , F02D9/02 , F02D11/105 , F02D41/0007 , Y02T10/144
摘要： An air induction system (16) for an engine (10) is disclosed. The air induction system has a compressor (20) operable to compress air directed into the engine, a bypass valve (25), and a throttle valve (24). The bypass valve may be disposed between the compressor and the engine and may have a valve element (36) movable to selectively divert a portion of the compressed air from the compressor back into the compressor in response to a desired air-to-fuel ratio of the engine. The throttle valve may be disposed between the bypass valve and the engine and may have a valve element (38) movable to selectively restrict the flow of compressed air into the engine in response to a desired air-to-fuel ratio of the engine. The movements of the valve elements of the bypass and throttle valves may be substantially sequential.
摘要翻译：公开了一种用于发动机（10）的空气感应系统（16）。空气感应系统具有可压缩引导到发动机中的空气的压缩机（20），旁通阀（25）和节流阀（24）。旁通阀可以设置在压缩机和发动机之间，并且可以具有阀元件（36），其可移动以响应于期望的空燃比来选择性地将来自压缩机的压缩空气的一部分转回到压缩机中引擎。节流阀可以设置在旁通阀和发动机之间，并且可以具有阀元件（38），其可移动以响应于发动机的期望的空燃比选择性地限制压缩空气流入发动机。旁通阀和节流阀的阀元件的运动可以是基本上顺序的。

9. 发明申请

WO2012121800A2 GASEOUS FUEL-POWERED ENGINE SYSTEM HAVING TURBO-COMPOUNDING 审中-公开
标题翻译：具有涡轮复合的气体燃料动力的发动机系统
公开(公告)号：WO2012121800A2
公开(公告)日：2012-09-13
申请号：PCT/US2012/020617
申请日：2012-01-09
申请人： CATERPILLAR INC. , WILLI, Martin, L. , VIJAYARAGHAVAN, Shriram , MONTGOMERY, David, T.
发明人： WILLI, Martin, L. , VIJAYARAGHAVAN, Shriram , MONTGOMERY, David, T.
IPC分类号： F02M21/02 , F02B37/013 , F02B41/10 , F02B39/00
CPC分类号： F02B37/00 , F02B41/10 , F02B43/10 , F02B2275/32 , Y02T10/142 , Y02T10/144 , Y02T10/163
摘要： An engine system (10) is disclosed. The engine system may have an engine (12) configured to receive air and a gaseous fuel, and combust a mixture of the air and gaseous fuel to generate a power output and a flow of exhaust. The engine system may also have at least one power turbine (50) driven by the flow of exhaust to compound the power output of the engine. The engine may employ the Miller Cycle during compounding by the at least one power turbine.
摘要翻译：公开了一种发动机系统（10）。发动机系统可以具有构造成接收空气和气体燃料并且燃烧空气和气体燃料的混合物以产生动力输出和排气流的发动机（12）。发动机系统还可以具有至少一个由排气流驱动的动力涡轮机（50），以组合发动机的动力输出。发动机可以在由至少一个动力涡轮机进行复合期间采用米勒循环。

10. 发明申请

WO2010062460A1 ENGINE CONTROL SYSTEM HAVING EMISSIONS-BASED ADJUSTMENT 审中-公开
标题翻译：基于排放调整的发动机控制系统
公开(公告)号：WO2010062460A1
公开(公告)日：2010-06-03
申请号：PCT/US2009/058438
申请日：2009-09-25
申请人： CATERPILLAR INC. , WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
发明人： WILLI, Martin, L. , FIVELAND, Scott, B. , MONTGOMERY, David, T. , GONG, Weidong
IPC分类号： F02D41/02 , F02D41/04 , F02D43/00 , F02D45/00 , F02D41/30 , F02D9/02
CPC分类号： F02D35/023 , F02D35/026 , F02D41/1462
摘要： A control system (125) for an engine (105) having a first cylinder (135) and a second cylinder (135) is disclosed including an air/fuel ratio control device configured to affect an air/fuel ratio within the first and second cylinders. The control system also has a first sensor (272) configured to generate a first signal indicative of a combustion pressure within the first cylinder and a second sensor (272) configured to generate a second signal indicative of a combustion pressure within the second cylinder. The control system further has a controller (270) in communication with the air/fuel ratio control device and the first and second sensors. The controller is configured to determine a NOx production within the first cylinder based on the first signal and determine a NOx production within the second cylinder based on the second signal. The control is also configured to calculate a total NOx production of the engine based on at least the NOx produced within the first and second cylinders and selectively regulate the air/fuel ratio control device to adjust the air/fuel ratio within the first and second cylinders based on the total NOx production of the engine.
摘要翻译：公开了一种用于具有第一气缸（135）和第二气缸（135）的发动机（105）的控制系统（125），其包括空气/燃料比控制装置，该空气/燃料比控制装置构造成影响第一和第二气缸内的空气/燃料比。控制系统还具有第一传感器（272），其被配置为产生指示第一气缸内的燃烧压力的第一信号和被配置为产生指示第二气缸内的燃烧压力的第二信号的第二传感器（272）。控制系统还具有与空气/燃料比控制装置以及第一和第二传感器连通的控制器（270）。控制器被配置为基于第一信号确定第一气缸内的NOx产生，并且基于第二信号确定第二气缸内的NOx产生。该控制还被配置为基于至少在第一和第二气缸内产生的NOx计算发动机的总NOx产生，并且选择性地调节空/燃比控制装置以调节第一和第二气缸内的空气/燃料比基于发动机的总NOx产生。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式