Document |
Document Title |
WO/2024/011035A1 |
A proppant conveyance system at a well site. The system comprises a sand hopper configured to receive and hold the proppant. The system also includes a prime mover. The system further includes one or more plunger assemblies. Each plunger...
|
WO/2023/213358A1 |
The invention relates to a drive system for a vehicle which is driven by at least one electric motor, the electrical energy of which is drawn from an electrical store (accumulator) and from an additionally carried fuel by means of an int...
|
WO/2023/075737A1 |
At the centre of this group of inventions is a method for operating a free-piston engine/hydraulic pump with at least one working volume (1), according to which the engine is started by supplying to the working mechanisms, for example a ...
|
WO/2023/028156A2 |
Some embodiments described herein relate to a method of operating a compression ignition (CI) engine. The CI engine can include a combustion chamber. The method of operating the CI engine includes receiving a volume of intake charge in t...
|
WO/2022/087759A1 |
Disclosed is a three-stroke engine that uses the oscillatory movement of a double piston (2), produced by fuel explosions in combustion chambers (6), to move a pumping device (7) that sucks oil from a tank (15) and sends pulses to an acc...
|
WO/2022/005810A1 |
A method and apparatus for detecting the displacement amplitude of an armature of a linear motor or alternator that is drivingly coupled to a load or prime mover. The method and apparatus require only three inputs all derived from the in...
|
WO/2021/152296A1 |
An opposed, free-piston engine and method are disclosed. The opposed, free-piston engine comprises: a pair of adjacent cylinders, each extending from a first cylinder end to a second cylinder end along an elongate axis and comprising a f...
|
WO/2021/123754A1 |
A linear electro-mechanical system comprising: a stator including at least first and second stator electronic circuits or groups of circuits; a free piston mover movable in a reciprocating motion relative to the stator, the free piston i...
|
WO/2021/120592A1 |
Provided is a conditioning-type liquid turbine and a method of operation thereof; the conditioning-type liquid turbine comprises a hydraulic cylinder (1), a turbine (2), a main shaft (3), and at least one pair of power cylinder assemblie...
|
WO/2021/105745A1 |
The Hydro-Mechanical Dual Engine is an aggregate engine where the piston movement is generated using either the internal combustion process, or electric power. The transmission of energy and the conversion of the straight piston movement...
|
WO/2021/003868A1 |
An opposed-piston internal combustion permanent magnet linear generator with a return reset device, comprising a fixed beam (1). Two opposed-piston internal combustion engines (2, 3) are mutually parallel and symmetrically arranged with ...
|
WO/2020/160847A1 |
Boosting systems for converting heat into useable work. The systems can be modular with the ability to add boost chambers as modules to a base design. The systems can have driving chambers with volumes that are mechanically adjustable.
|
WO/2020/115549A1 |
An internal combustion engine includes an engine block, a cylinder defining at least one combustion chamber, and a piston in the cylinder. The piston travels in a first stroke from one end to an opposite end of the cylinder, and is sized...
|
WO/2020/092735A1 |
A hybrid opposed piston engine is described that can include a cylindrical chamber and first and second pistons slidably disposed in the cylindrical chamber, surfaces of the first and second pistons and walls of the cylindrical chamber d...
|
WO/2020/075742A1 |
An engine (5) has a gas supply unit (10) which includes a piston (12) and supplies a drive combustion gas (71) in accordance with a reciprocating linear motion of the piston. The gas supply unit further includes: a cylinder (11) in which...
|
WO/2020/032818A1 |
The present converter for converting reciprocating motion into rotary motion comprises a pair of rotors counter-rotating in axial alignment, said rotors having rotor magnets and auxiliary rotor magnets fastened thereon, and a pair of rod...
|
WO/2020/011790A1 |
The invention relates to a method for operating a free-piston linear generator (1) for generating electric power. The free-piston linear generator (1) has at least one linear generator (10) as well as at least one combustion unit (11) ha...
|
WO/2019/201447A1 |
The present invention concerns an apparatus(1) for producing electric power, including a housing in which there are located a first rod (17a) carrying at its opposed ends a first and a third piston (15a, 15c) and a second rod (17b) carry...
|
WO/2019/149304A1 |
The invention relates to a three-step full-process linear generator (1) for converting combustion energy into electrical energy, comprising two opposite piston systems (5a, 5b), which mirror one another, are arranged in a main cylinder (...
|
WO/2019/060571A1 |
Multiphase electromagnetic machines, such as free -piston engines or compressors, may require, or supply, a pulsed power profile from or to a DC bus, respectively. The pulsed power profile may include relatively large fluctuations in ins...
|
WO/2018/190156A1 |
Provided is an engine (5) having a gas supply unit (10) which, as a piston (12) reciprocates rectilinearly, supplies combustion gas for driving. The gas supply unit (10) includes: a first combustion chamber (31) provided on a first side ...
|
WO/2018/122386A1 |
The present invention relates to a free-piston linear apparatus, comprising a piston arranged within a cylinder, said piston being configured for linear displacement within the cylinder; a combustion chamber arranged on one side of said ...
|
WO/2018/088925A1 |
A two-stroke internal combustion engine having magnetic motion conversion, comprising a pair of magnetic converters (8) of reciprocating motion into rotary motion, each of which has a pair of rotors (4) rotating in opposite directions ab...
|
WO/2017/198569A1 |
The invention relates to a free piston device, comprising a piston holder (16) in which at least one piston device (30) having a piston (34) is arranged so as to be movable to and fro along an axis (18), wherein the piston holder (16) co...
|
WO/2017/198579A1 |
Free-piston device and method for operation, having a piston (24) which is arranged so as to be movable linearly to an fro, and having a combustion chamber (40) which is delimited by a wall (38) and in which there are formed a first open...
|
WO/2017/198578A1 |
The invention relates to a free piston device comprising a piston (42) which is arranged in a movable manner back and forth along an axis (26). The piston receiving area (24) comprises a combustion chamber (50) which is delimited by a wa...
|
WO/2017/198576A1 |
The invention relates to a free piston device and to a method for operating same, comprising a piston (42) which is arranged such that it can move back and forth along an axis (26). The piston receptacle (24) comprises or forms a combust...
|
WO/2017/201261A1 |
The present disclosure provides pump apparatuses and systems and methods for operating pump apparatuses for compression of a gas. The pump includes a frame portion, a first and second compression cylinder, a connecting shaft is coupled t...
|
WO/2017/171816A1 |
Various embodiments of the present disclosure are directed towards free-piston combustion engines. As described herein, a method and system are provided for displacing a free-piston assembly to achieve a desired engine performance by rep...
|
WO/2017/137661A1 |
An object of the present invention is to provide a method and a system for implementing the method so as to alleviate the disadvantages of a reciprocating combustion engine and gas turbine when generating power. The invention is based on...
|
WO/2017/109207A1 |
The invention relates to a free-piston linear generator which is designed according to the opposed-piston principle, in which the inlet openings (48) are associated with a piston (14) and the outlet channels (46) are associated with the ...
|
WO/2017/068374A2 |
There is disclosed a free-piston engine power plant. In particular, there is disclosed a free- piston engine power plant incorporating means for improving control and efficiency of the free-piston engine. The free-piston engine power pla...
|
WO/2017/009717A1 |
An internal combustion engine may include an engine block, a cylinder defining a combustion chamber, and a piston in the cylinder, The piston may travel in a first stroke from one end to an opposite end of the cylinder, and may be sized ...
|
WO/2016/167728A1 |
An engine can include at least one piston, a block, a fluid delivery system, and an output shaft. The block can define at least one cylinder. The piston can be received in the cylinder. The piston can be operable to reciprocally move rec...
|
WO/2016/115160A1 |
Various embodiments of the present disclosure are directed towards free-piston combustion engines. As described herein, a driver section may be provided in a free-piston combustion engine for storing energy during an expansion stroke. Th...
|
WO/2015/176190A1 |
The invention relates to a device serving for repeated production of explosions. The device comprises: an explosion chamber (11), a feed line for feeding a free-flowing explosive material, a vent opening for directed venting of a gas pre...
|
WO/2015/162614A1 |
An internal combustion engine for providing a linear reciprocating movement of an output shaft along a longitudinal axis. The engine has a double sided cylinder that is bounded by an engine head at each side of the cylinder. An exhaust u...
|
WO/2015/096266A1 |
Disclosed are a hydraulic transmission engine and a hydraulically-driven automobile, wherein the hydraulic transmission engine comprises a combustion chamber, a piston, and a liquid storage tank, with a protruding end of the piston being...
|
WO/2015/069383A2 |
A combustion chamber construction for opposed-piston engines in which fuel is injected from two opposed injectors includes a dual mixing region construction with a respective mixing region for each injector and a coupling region between ...
|
WO/2014/172382A1 |
A free-piston ("FP") engine is a type of internal combustion engine with no crankshaft, so that its piston trajectory is no longer constrained by the mechanical linkage. FP engines have a high potential in terms of energy saving given th...
|
WO/2014/135200A1 |
The invention relates to a combustion engine comprising a cylinder (1), in which a piston (2) of the combustion engine is linearly displaceable. The piston (2) oscillates in the cylinder (1) between a top dead centre (OT1) and a bottom d...
|
WO/2014/129923A1 |
The internal combustion engine comprises an even number of cylinders with two diverging pistons in each cylinder, double the number of hydraulic cylinders with pistons, the rods of which are the rods of the pistons in the engine cylin...
|
WO/2014/126499A1 |
The invention relates to power installations. The generator contains a stationary housing, a cylinder-piston group, an electromagnetic system, and systems of valves, channels and outlet apertures. The cylinder-piston group includes at le...
|
WO/2014/064475A1 |
An electromechanical automobile and tractor internal combustion drive consisting of two symmetrical parts, each of which has two free-piston working cylinders and two pressure cylinders and second expansion pistons connected to rods that...
|
WO/2014/059743A1 |
Disclosed is an individual microcomputer controlled internal combustion engine without a crankshaft and with check valves cooperating with a piston to accumulate energy, the internal combustion engine being a variable stroke internal com...
|
WO/2014/057227A1 |
The present invention concerns a heat engine for driving a drive shaft, comprising at least a gas generator and a turbine (6), the gas generator supplying the turbine with engine gas and the turbine driving the engine shaft in rotation. ...
|
WO/2013/179054A2 |
An internal combustion engine (10) comprises an engine block (12) defining a cylinder (14) having a longitudinal axis A. A piston (16) is arranged slidably within the cylinder 14 and an impeller 18 is arranged at one end of the cylinder ...
|
WO/2013/022453A1 |
An energy conversion and free hydrogen producing system including a electromagnetically energized reciprocating piston motor, a plurality of lead acid flow through batteries, each consisting of a plurality of individual flow through lead...
|
WO/2013/022019A1 |
This free-piston engine (10) includes a combustion space (F) for combusting an air-fuel mixture, a piston (12) capable of reciprocation between a most-compressed position and a most-expanded position, a suction port (14) for introducing ...
|
WO/2013/019446A2 |
Digital hydraulic opposed free piston internal combustion engines having a pair of free pistons in a pair of cylinders defining a combustion chamber above each free piston. The pair of free pistons is arranged to move within the pair of ...
|