| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 105035000 | Generating electric | 29 |
| 20090031917 | Kit and Method for Converting a Locomotive from a First Configuration to a Second Configuration - A kit and method for converting a locomotive from a first configuration to a second configuration having a different operational capability. The kit includes a traction assembly including a mechanical subassembly configured to mechanically couple a first axle of a truck to a traction system of the locomotive; and an electromotive subassembly configured to electromotively couple the first axle to the traction system of the locomotive via the mechanical subassembly. When the kit is installed in the locomotive, the locomotive is converted from the first configuration having the first axle uncoupled from the traction system and a second axle of the truck coupled to the traction system to the second configuration having the first axle coupled to the traction system and a second axle coupled to the traction system. | 02-05-2009 |
| 20090101041 | TRANSVERSAL GENERATOR SET AND MODULAR DESIGN FOR REFURBISHMENT OF LOCOMOTIVES - A generator set has a transversal configuration on the locomotive. The generator set and its configuration on the platform offer good performance with respect to the space it occupies along the length of the locomotive platform deck, and offer better access for maintenance purposes. A walkway interface structure supports a modular design for locomotives using standardized major sub-assemblies that can be easily interfaced from one locomotive and under-frame to another. | 04-23-2009 |
| 20090314179 | ELECTRICAL ENERGY CAPTURE SYSTEM WITH CIRCUITRY FOR BLOCKING FLOW OF UNDESIRABLE ELECTRICAL CURRENTS THEREIN - An electrical energy capture system, as may be carried on a hybrid energy, electro-motive, self-powered traction vehicle, is provided. The system may be used for storing electrical power generated on the vehicle and for discharging the stored electrical power for use on the vehicle. The system includes circuitry connected to a plurality of electrical energy storage devices connected in parallel circuit to one another. The circuitry may be configured to establish a respective circuit path for charging and discharging electrical energy from each energy storage device with respect to a DC bus. The circuitry is further configured to block a flow of electrical current from any one of the storage devices to any of the other storage devices, thereby avoiding flow of currents that could otherwise circulate among the electrical energy storage devices due to electrical imbalances that may occur in one or more of the electrical energy storage devices. | 12-24-2009 |
| 20100071584 | Roof structure for a locomotive power module - A roof structure for a power module of a locomotive is disclosed. The roof structure may have an upper roof layer and at least a portion of the upper roof layer may have a first set of cooling passages. The roof structure may further have a lower roof layer at least partially positioned below the upper roof layer and at least a portion of the lower roof layer may have a second set of cooling passages. Each of the cooling passages of the first set of cooling passages may not overlap a cooling passage of second set of cooling passages. | 03-25-2010 |
| 20100071585 | Locomotive power module installation and removal - A power module for a locomotive is disclosed. The power module may have a frame including a plurality of lifting elements. The plurality of lifting elements may include at least one fork lifting element and at least one frame lifting eye. The power module may further have a generator set supported by the frame. | 03-25-2010 |
| 20100107921 | TRACK CAR DRIVE SYSTEM, AND TRACK CAR USING THE SYSTEM - Provided is a track car drive system, which is assisted by a generator motor so that it may attain a gear array for equalizing the number of speed range and the gear ratios at the individual gears as a transmission for the forward speed and the backward speed and which can be combined with the generator motor. A transmission ( | 05-06-2010 |
| 20100170414 | Dual Engine Locomotive - A diesel-electric locomotive has two separate engine systems, including a large engine system and a small engine system. The power output from the separate engine systems may be combined to power the locomotive's traction motors. When the locomotive requires low power output for propulsion, only the small engine system is used to power the traction motors. When the locomotive requires higher power output, only the large engine system is used to power the traction motors. When the locomotive requires maximum power output, the small and the large engine system may both be used and their power output combined to power the traction motors. Also, a unique control strategy maintains a smooth delivery of power to the traction motors in the event that one engine shuts down or starts as a result of a change in the commanded power output of the locomotive. | 07-08-2010 |
| 20100212539 | CONTAINER-BASED LOCOMOTIVE POWER SOURCE - The present invention relates to a container-based locomotive power source that can be readily interchanged. | 08-26-2010 |
| 20110041723 | Electrical Energy Capture System with Circuitry For Blocking Flow of Undesirable Electrical Currents Therein - An electrical energy capture system, as may be carried on a hybrid energy, electro-motive, self-powered traction vehicle, is provided. The system may be used for storing electrical power generated on the vehicle and for discharging the stored electrical power for use on the vehicle. The system includes circuitry connected to a plurality of electrical energy storage devices connected in parallel circuit to one another. The circuitry may be configured to establish a respective circuit path for charging and discharging electrical energy from each energy storage device with respect to a DC bus. The circuitry is further configured to block a flow of electrical current from any one of the storage devices to any of the other storage devices, thereby avoiding flow of currents that could otherwise circulate among the electrical energy storage devices due to electrical imbalances that may occur in one or more of the electrical energy storage devices. | 02-24-2011 |
| 20110203480 | INDUSTRIAL LOCOMOTIVE CONSTRUCTION - A method is disclosed for constructing a locomotive, in part, from serviceable used parts from one or more other locomotives. The principal part that is used in this new locomotive configuration is a single, used locomotive truck assembly. The various embodiments and configurations of the present invention are directed generally to a purpose-built locomotive that incorporates parts from other locomotives in a unique way. The present invention can be summarized as a method creating a simple locomotive that is well adapted to switching and spotting functions that shares commonality with other larger locomotives both in terms of components and design. Because this new piece equipment is built in part from a plentiful supply of under-valued surplus components, it will be economical to construct and maintain. The locomotive may also include a self-elevating system so that the truck assembly can be accessed or removed rapidly for maintenance or repairs. | 08-25-2011 |
| 20110315043 | PROPULSION SYSTEM FOR A POWERED RAIL VEHICLE AND METHOD OF ADAPTING THE PROPULSION SYSTEM BETWEEN DIFFERENT CONFIGURATIONS - A propulsion system for a powered rail vehicle includes a fuel engine, an alternator, and a tractive circuit. The alternator is coupled with and driven by the engine to produce a fuel-based electric current. The tractive circuit includes a conductive bus coupled with the alternator and a traction motor. The conductive bus is configured to couple with a power conditioning circuit to receive an external electric current from an external electric power source via the power conditioning circuit. The tractive circuit has a fuel-powered only configuration, a fuel- and electric-powered configuration, and an electric-powered only configuration. The tractive circuit supplies the traction motor with the fuel-based electric current in the fuel-powered only configuration, with the fuel-based electric current or the external electric current in the fuel- or electric-powered configuration, and with the external electric current in the electric-powered only configuration. | 12-29-2011 |
| 20120073467 | Diesel-Electric Locomotive - The diesel-electric locomotive ( | 03-29-2012 |
| 20120085260 | RAIL SYSTEM FUEL TENDER - An improved rail system fuel tender for use with one or more railroad locomotives capable of transporting a plurality of fuel containers suitable for containing pressurized fuel and suitable for directly fueling the one or more locomotives. The improved fuel tender may be powered by the locomotives to increase tractive effort, and the fuel containers may be separately fillable and separately removable from the fuel tender. | 04-12-2012 |
| 20120160124 | BATTERY-POWERED ALL-ELECTRIC LOCOMOTIVE AND RELATED LOCOMOTIVE AND TRAIN CONFIGURATIONS - Designs for a battery-powered, all-electric locomotive and related locomotive and train configurations are disclosed. In one embodiment, a locomotive may be driven by a plurality of traction motors powered exclusively by a battery assembly which preferably comprises rechargeable batteries or other energy storage means. The locomotive carries no internal combustion engine on board and receives no power during operation from any power source external to the locomotive. A battery management system monitors and equalizes the batteries to maintain a desired state of charge (SOC) and depth of discharge (DOD) for each battery. A brake system may be configured to prioritize a regenerative braking mechanism over an air braking mechanism so that substantial brake energy can be recovered to recharge the battery assembly. Many locomotive or train configurations involving battery-powered or battery-toting locomotive(s) may be implemented, including the combination of a battery assembly and a diesel-electric engine on separate locomotive platforms. | 06-28-2012 |
| 20120186484 | System for supplying electrical power for running electric trains - A system for supplying electric power for running electric trains has an electric motor which drives a train engine, an electrical generator connectable with at least one wheel of at least one wheel pair of a train and generating electricity, at least one electrical capacitor storing and discharging electricity, and means for connecting the electric motor, the electrical generator and the electrical capacitor so that the electrical generator in response to rotation of the at least one wheel generates electric current and supplies it to the electric motor which drives the train engine and to the electrical capacitor which stores electricity, and when electric current from the electrical generator to the electric motor diminishes or disappears, the electric capacitor supplies accumulated electric current to the electric motor. | 07-26-2012 |
| 20120216704 | POWER MODULE ENCLOSURE FOR LOCOMOTIVE - A power module enclosure for a machine is disclosed. The power module enclosure may have a first frame with a first side removably attached to a base platform of the machine at an engine location, a second side removable attached to the base platform opposite the first side, and a third side disposed between and fixedly connected to the first and second sides along a length direction of the first and second sides. The power module enclosure may also have a plurality of doors pivotally connected to at least one of the first and second sides to close off the at least one of the first and second sides, and an aftertreatment module connected to the third side to close off the third side. | 08-30-2012 |
| 20130000508 | LOCOMOTIVE ENGINE ENCLOSURE AND METHOD FOR SERVICING LOCOMOTIVE ENGINE - A locomotive includes an engine compartment having two sidewall structures and inboard and rear end structures defining an engine enclosure. A top hatch cover a top opening of the enclosure, which houses an engine. A removable cap being generally box-shaped extends across a portion of the top opening adjacent the top hatch and also across a portion of each of the two sidewall structures. An engine pit opening is exposed when removable cap is removed. The engine pit opening is sufficiently large to accommodate lifting the engine out of the enclosure. The engine pit opening is partially defined by two side edges extending parallel to the centerline along sidewall structures, each of the two side edges being disposed at a clearance height that is lower than an overall height of the engine compartment. | 01-03-2013 |
| 20130025494 | SWITCHING GROUND TETHER CIRCUIT - A ground tether circuit is provided for a power circuit that includes a power source, at least one load and at least one rectifier. The ground tether circuit includes an adjustable voltage converter connected to the rectifier. The adjustable voltage converter includes a positive power switch, a negative power switch, an inductor, a current sensing device and a controller. | 01-31-2013 |
| 20130152815 | HYBRID ELECTRIC LOCOMOTIVE - According to one embodiment, a hybrid electric locomotive includes electric motors, a first engine and a second engine mounted in a vehicle main body for driving generators, a third engine mounted in the vehicle main body, having a smaller capacity than those of the first engine and the second engine, for driving a generator, at least one electric device mounted in the vehicle main body, and a storage battery which is connected to the first engine, the second engine, the third engine, and the electric device. | 06-20-2013 |
| 20130199406 | HYBRID LOCOMOTIVE - A power conversion unit is unitized by accommodating an inverter, converter, and control equipment etc in a box-shaped enclosure having six faces. A storage battery unit is unitized by accommodating a storage battery and storage battery control equipment etc in a box-shaped enclosure having six faces. The driving control equipment of a driver's cab is accommodated in a box-shaped enclosure having six faces. A power generation unit is unitized by accommodating an engine, main generator and radiator etc in a box-shaped enclosure having six faces. The power conversion unit, storage battery unit, driver's cab and power generation unit are mounted on a car body under-frame. | 08-08-2013 |
| 20140033945 | CONSIST POWER SYSTEM HAVING AUXILIARY LOAD MANAGEMENT - The disclosure is directed to a power system for a consist. The power system may have a main engine located onboard a locomotive of the consist, a main generator driven by the main engine to generate a main supply of electric power, and a traction motor configured to receive the main supply of electric power and propel the locomotive. The power system may also have an auxiliary engine located on a tender car towed by the locomotive, and an auxiliary generator driven by the auxiliary engine to generate an auxiliary supply of power directed to the locomotive. | 02-06-2014 |
| 20140033946 | METHODS AND SYSTEMS FOR POWERING A RAIL VEHICLE - Various methods and systems are provided for supplying gaseous natural gas and electrical energy to a rail vehicle. In one embodiment, a method comprises receiving natural gas at an engine on board a rail vehicle during engine operation, stopping the engine in response to an engine shutdown request, and receiving electrical energy from off board the rail vehicle to power the rail vehicle for at least a period while the engine is stopped. | 02-06-2014 |
| 20140060378 | SYSTEMS AND METHODS FOR GENERATING POWER IN A VEHICLE - Various systems and method for generating electrical power in a rail vehicle are provided. In one embodiment, a vehicle system includes an electrical power generation unit operatively coupled with a drive shaft of an engine. The electrical power generation unit includes a fraction alternator and a head-end-power (HEP) alternator. The traction alternator is excited by power electronics positioned external to the traction alternator. The HEP alternator is self-excited by an exciter winding positioned in the HEP alternator. | 03-06-2014 |
| 20150027339 | CONSIST POWER SYSTEM HAVING ONBOARD RENEWABLE ENERGY DEVICES - The disclosure is directed to a consist power system for a consist having a locomotive. The consist power system may include an engine located onboard the locomotive, and a generator driven by the engine to produce a main supply of electric power. The consist power system may also include a wind turbine located onboard the locomotive and configured to produce a first auxiliary supply of electric power, and a solar panel located onboard the locomotive and configured to produce a second auxiliary supply of electric power. The consist power system may also include a traction motor configured to receive the main supply of electric power and the first and second auxiliary supplies of power to propel the locomotive. The consist power system may further include a sensor configured to generate a signal indicative of a speed of the consist, and a controller in communication with the sensor, the wind turbine, and the solar panel. The controller may be configured to selectively control at least one of the wind turbine and the solar panel based on the signal from the sensor. | 01-29-2015 |
| 20150367736 | Device for Energy Supply of Trains - Device for energy supply of a train set consisting of at least one hybrid- or diesel-electric locomotive. The device comprises at least one gas driven electric power generator, driven by at least one engine or fuel cell which in turn are driven by gas from the at least one container or hydrogen storage facility, wherein the at least one electric power generator is connected to the locomotive electrical power supply networks. The device is arranged for supplying the train set with electrical current supply and/or idle current for a locomotive provided with or without automatic idle stop. | 12-24-2015 |
| 20160001799 | HYBRID SYSTEMS FOR LOCOMOTIVES - A locomotive consist includes a first locomotive unit that receives a power command from a throttle signal or a dynamic brake signal from MU trainlines, a second locomotive unit with an energy storage system electrically connected to one or more second unit traction motors, and a hybrid control system on the first locomotive unit. The hybrid control system intercepts the throttle signal or the dynamic brake signal from the MU trainlines, calculates first and second alternate power commands for the first and second locomotive units, respectively, that when added together equal the power command received on the MU trainlines, communicates the first power command to the first locomotive prime engine or dynamic braking system, and communicates the second power command to the second locomotive unit. | 01-07-2016 |
| 20160167677 | RAILCAR HAVING NATURAL GAS ENGINE | 06-16-2016 |
| 20160176414 | POWER MANAGEMENT SYSTEM FOR TRAIN | 06-23-2016 |
| 105036000 | Turbine | 1 |
| 20090288577 | METHOD AND SYSTEM FOR WIND-HARNESSED BATTERY CHARGING IN A LOCOMOTIVE - Systems and methods are described for generating electrical energy and/or charging a system electrical energy storage device in a vehicle, such as a locomotive. The vehicle includes at least one airflow device coupled to an electric machine. In one example, the method includes, generating electrical energy at the electric machine, said machine being driven by an ambient air flow interacting with the airflow device; and delivering at least some of the harnessed energy to an electrical component of the locomotive. The harnessed energy may be delivered to an electrical load, or delivered to the system electrical energy storage device to charge the device, or combinations thereof. | 11-26-2009 |
