Abstract: A starter-generator system may include a starter-generator configured to provide an engine-cranking torque or receive a generator-cranking torque, a belt drive mechanism located between the starter-generator and an engine, and a torque transmission mechanism that selectively transmits the engine-cranking torque or the generator-cranking torque between the starter-generator and the belt drive mechanism

Abstract: An ignition apparatus includes a plasma device, a first circuit, a second circuit, and a control unit. The plasma device produces a plasma discharge in an air-fuel mixture before an arc discharge is produced. The first circuit causes an ignition plug to start the arc discharge. The second circuit energizes a primary coil in a direction opposite to the direction of the energization by the first circuit during the arc discharge, to maintain energization of the secondary coil in the same direction as the direction of the energization started by an operation of the first circuit, to cause continuation of the arc discharge. The control unit controls operations of the first circuit, the second circuit, and the plasma device.

Abstract: An internal combustion engine includes a combustion chamber defined by a cylinder bore in a cylinder block, a cylinder head and a piston. A groundless barrier discharge plasma igniter including an electrode is embedded in a casing fabricated from a dielectric material and is disposed in a mounting boss. The groundless barrier discharge plasma igniter has a tip portion that protrudes through an opening in the cylinder head into the combustion chamber. A controller having an electrical ground connection to the cylinder head is configured to apply a high frequency electrical pulse to the groundless barrier discharge plasma igniter. An electrical ground path is formed between the mounting boss and the cylinder head. A plurality of plasma discharge streamers is generated on the casing between the tip portion and the mounting boss when the controller applies the high frequency electrical pulse to the groundless barrier discharge plasma igniter.

Abstract: A vertical axis turbine includes a vertical rotary shaft and turbine blades mechanically coupled to the vertical rotary shaft, each of the turbine blades including curved rounded physical geometries on a leading edge. A method of reducing drag includes improving lift over an air foil design using curved rounded physical geometries on a leading edge of hydrokinetic vertical axis blades that produce channels of high and low pressure water flows over a surface of the hydrokinetic vertical axis blades.

Abstract: The invention relates to a device for converting wind energy to at least mechanical energy, comprising a rotor drivable rotatably about a rotation axis by wind with a duct disposed therearound, wherein a central axis of the duct coincides with the rotation axis of the rotor, wherein the duct comprises a wind inlet opening and a wind outlet opening, and wherein the device is embodied such that in use of the device an air pressure in a central part of the wind outlet opening is lower than an air pressure at the wind inlet opening. The device can be provided for this purpose with a number of rear stator blades disposed downstream of the rotor in the duct for guiding the wind away in a downstream direction, which rear stator blades extend radially outward from the central axis.

Abstract: A joint assembly for a wind turbine rotor blade includes a male structural member extending longitudinally through female structural members configured with a plurality of rotor blade segments. The female structural member includes first bore holes on opposing sides thereof that are aligned in a chord-wise direction. The male structural member includes second bore holes on opposing sides thereof that are aligned with the first bore holes. At least one chord-wise extending gap is defined between an outer side surface of the male structural member and an inner side surface of the female structural member. A chord-wise extending pin extends through the first and second bore holes to join the male and female structural members. At least one flanged bushing is arranged in the first and second bore holes such that a flange of the bushing extends within the chord-wise extending gap.

Abstract: The present disclosure is directed to a method of assembly of a rotor blade for a wind turbine. The method includes placing a first rotor blade section onto a first set location of an assembly fixture, wherein the first rotor blade includes a first locating datum such that the assembly fixture at the first set location constrains movement of the first rotor blade section at the first locating datum along a first direction; placing the first rotor blade section onto a second set location of the assembly fixture, wherein the first rotor blade includes a second locating datum such that the assembly fixture at the second set location constrains movement of the first rotor blade section at the second locating datum along a second direction; and positioning a second rotor blade section onto the first rotor blade section within the assembly fixture.

Abstract: Provided is a blade capable of efficiently utilizing low-velocity fluid. The blade includes a main wing component, the main wing component has a streamlined cross section, an outer profile of which forms a first airfoil, the blade further includes a head wing piece in form of a sheet, the head wing piece has an arc-shaped cross section with a convex surface at one side and a concave surface at the other side, the head wing piece is arranged obliquely above a leading-edge point of the main wing component with the concave surface of the head wing piece facing the main wing component and a first ventilation space is formed between the head wing piece and the main wing component. By improving the configuration of the wing pieces of the blade, Cp of the blade is improved, and the manufacture cost of the blade can be significantly reduced.

Abstract: Described herein is an apparatus for wind energy production and air purification. The apparatus includes a vertically mounted center shaft, a plurality of branches connected horizontally to the center shaft along a length of the center shaft to faun different levels of branches, a plurality of blades rotatably connected to each branch of the plurality of branches, at least one of the blades being configured to hold one or more air filters, and a micro-turbine rotatably connected to each blade of the plurality of blades, wherein each blade of the plurality of blades is configured to rotate in response to air received at the plurality of blades thereby producing electric energy via rotation of the respective micro-turbines and the one or more air filters, the one or more air filters being configured to filter the air blowing at the plurality of blades.

Abstract: A system for starting the flight of power wing airfoils, in particular for a wind generator, comprising at least one wing profile, operatively connected through control tie-rods, to winches or other control mechanisms of a flight of such wing profile, and at least one autonomous transporting flying vector adapted to be connected through disengageable connecting means to at least one wing profile and to transport in flight such wing profile. A process is further described, for starting the flight of such power wing airfoils through such system.

Abstract: In some examples, a system receives first sensor data from respective wind turbines of a plurality of wind turbines. For instance, the first sensor data may include at least a power output and a wind speed per time interval. The system trains at least one respective model for each respective wind turbine based on the first sensor data received from that respective wind turbine. Further, the system receives, for a second time period, respective second sensor data from the respective wind turbines. The system executes, using the respective second sensor data, the respective model trained using the first sensor data received from that respective wind turbine to determine, for each respective wind turbine, a predicted power output for an upcoming period. The predicted power outputs may be aggregated to determine a total predicted power output and at least one action is performed based on the total predicted power output.

Abstract: A mechanical power conversion device includes a housing filled with a fluid, at least one control assembly arranged in the housing, and at least one stationary sleeve. The control assembly includes an input shaft and an intermediate output shaft, and defines a fluid inlet port and a fluid outlet port. The stationary sleeve is arranged in the housing. The input shaft is installed with an impeller device in the stationary sleeve. A movable sleeve is fitted around the stationary sleeve such that the distance between the movable sleeve and the control assembly can be adjusted. The impeller device can be rotated by the input shaft to force the fluid to enter the control assembly via the fluid inlet port and exit the control assembly via the fluid outlet port to control mechanical power or torque being transferred from the input shaft to the intermediate ouput shaft.

Abstract: A method for estimating consumed battery life of at least one battery of a pitch drive mechanism of a rotor blade of a wind turbine includes monitoring, via at least one sensor, an actual temperature of the battery over a predetermined time period. The method also includes storing, via a turbine controller, the monitored actual temperatures of the battery during the predetermined time period. Further, the method includes determining, via the turbine controller, the consumed battery life as a function of the monitored actual temperatures.

Abstract: An aircraft beacon device for a wind power installation having a nacelle and a tower supporting the nacelle is provided. The aircraft beacon device includes a plurality of beacon lights, a central control unit for individually controlling the beacon lights, and a transmission system having an energy distribution system for individually supplying electrical energy to the beacon lights to operate the beacon lights. The transmission system has a data bus system for individually controlling the beacon lights, and the data bus system carries control data between the central control unit and the beacon lights.

Abstract: A method for heating a wind turbine facility includes: charging a DC link of an electrical converter connected with a wind turbine of the wind turbine facility; heating air inside the wind turbine facility with heat generated by a voltage limiting unit interconnected with the DC link, which includes a resistor adapted for dissipating electrical energy into heat for reducing a voltage in the DC link, when the voltage is above a threshold voltage; wherein the voltage limiting unit is controlled, such that the voltage limiting unit generates heat according to settings defined in a controller of the voltage limiting unit. The heating settings are changed based upon commands from a user interface. Furthermore, the DC link is charged by a grid side converter of the wind turbine facility with power from an electrical grid.

Abstract: Apparatus and method for supporting an elongated slender member having a high axial compression stress state during a change in length of the member.

Abstract: A vacuum valve comprises a valve suction port flange; a valve exhaust port flange having a greater opening diameter than that of the valve suction port flange; a valve plate; a valve driver configured to slidably drive the valve plate between a closed position and an opening position; and a gas flow path region including an opening of the valve exhaust port flange and having a changing flow path sectional area. In the gas flow path region, a flow path sectional area of an upstream region end is set to an opening sectional area of the valve suction port flange, and increases toward the opening of the valve exhaust port flange.

Abstract: The invention relates to a method for operating a piston pump, which is driven by means of a coil (1) of an electromagnet, wherein a piston (2) of the piston pump can be moved against a restoring force by means of the electromagnet, wherein a voltage (U) is applied to the coil (1) during a switch-on duration such that a current (I) flows through the coil (1) and the piston (2) is accelerated, wherein two different quenching methods are used for the current (I) in the coil (1).

Abstract: A self-priming pump assembly comprises a series connection of a liquid ring pump functioning as a rotating displacement pump and a normally-priming centrifugal pump. The self-priming pump assembly improves the fluid mechanics conditions for the flow of fluids toward and into a return line through the inclusion of a first connection opening in the meridian plane of the centrifugal pump that possesses a bulge enclosing a sector of the longitudinal axis of the first connection opening, where the bulge is one-sided and oriented toward a rotary axis of the pump assembly, and the bulge continuously expands, directly or indirectly, the first connection opening toward the impeller plane. At its end section facing the impeller plane, a transitional surface of the bulge continuously transitions into the lateral boundary surface, or an inner peripheral wall of the ring channel adjoining the lateral boundary surface.

Abstract: A hand pump includes a receptacle extended upwardly from a base, a piston slidably engaged in the receptacle for generating a pressurized air, a check valve engaged between the receptacle and a tubular member for limiting the flow of the pressurized air, a control valve device includes a barrel connected to the tubular member and connected to a pressure gauge which displays a pressure in the barrel, the barrel includes an outlet port coupled to a hose, an air storage tank includes a mouth connected to the barrel for allowing the pressurized air to flow between the barrel and the air storage tank, and a valve member is engaged in the barrel and includes a pathway for either aligning with or offsetting from the outlet port of the barrel.

Abstract: A hand air pump with air accumulation function includes a control valve with a valve block and a control lever switchable between a first operation mode where the plunger assembly is allowed to pump compressed air into an air accumulation tank for accumulation, and a second operation mode where the air accumulation tank is opened to discharge the accumulated compressed air for inflating an attached tire and the plunger assembly is allowed to pump compressed air directly into the attached tire.

Abstract: A compressor system includes a first compressor and a second compressor. A common equalization line fluidly couples the first compressor and the second compressor and provides a single path for passage of fluids between the first compressor and the second compressor. An obstruction device is disposed in the common equalization line. Responsive to one of the first compressor and the second compressor being deactivated while the other of the first compressor and the second compressor remains active, the obstruction device is in a closed configuration. When in the closed configuration, the obstruction device prevents flow of fluid between the first compressor and the second compressor. Prevention of fluid flow between the first compressor and the second compressor causes at least minimum prescribed fluid levels to be maintained in the first compressor and the second compressor.

Abstract: A refrigerant compressor comprises an electric component; and a compression component which is driven by the electric component and compresses a refrigerant. At least one of slide members included in the compression component is made of an iron-based material. An oxide coating film (150) is provided on a slide surface of the iron-based material, the oxide coating film including a first portion (151), a second portion (152), and/or a third portion (153). The first portion (151) contains at least fine crystals (155). The second portion (152) contains columnar grains (156). The third portion (153) contains layered grains (157).

Abstract: A hand pump includes a receptacle extended upwardly from a base, a piston slidably engaged in the receptacle for generating a pressurized air, a check valve engaged between the receptacle and a tubular member for limiting the flow of the pressurized air, a cover attached to the receptacle and having an arm, a manifold having an inlet port connected to the tubular member for receiving the pressurized air from the tubular member, the manifold includes a stud engaged through the hole of the arm, a pressure gauge is connected to the manifold for displaying a pressure in the manifold, and a hose is coupled to the stud of the manifold for receiving the pressurized air from the manifold, and a nozzle is attached to the hose.

Abstract: A synthetic jet pump and a method of pumping fluid using such a synthetic jet pump are disclosed. The synthetic jet pump includes a plurality of first stacks disposed in a series arrangement relative to each other, and a plurality of first valves. A first stack of the plurality of first stacks includes a plurality of first connector pairs coupled to a first support structure and a plurality of first bimorph pairs. The first connector pairs and the first bimorph pairs are disposed in a parallel arrangement relative to each other respectively. A bimorph of one of the first bimorph pairs is coupled to a corresponding first connector pair. The plurality of first valves is disposed at an upstream end of the plurality of first stacks. A valve of the plurality of first valves is movably coupled to a corresponding connector of the plurality of the first connector pairs.

Abstract: A peristaltic pump apparatus comprising two or more tubes of fluid pumped via a plurality of rollers. The peristaltic pump further comprises a housing having a clamshell design having a base of rollers that turn on an axis. The housing comprises apertures for holding two or more tubes of fluid therein, wherein the tubes are disposed within the housing to contact the rollers as the base of rollers turns on its axis, thereby pumping fluids through the two or more tubes.

Abstract: A variable displacement fuel pump includes a pump body, a barrel disposed within the pump body, at least one piston disposed in the barrel, wherein the at least one piston is configured to reciprocate within the barrel, and an electronic control actuator operatively coupled to the barrel, wherein the control actuator rotates the barrel to a selected barrel angle relative to the at least one piston in response to a desired fuel flow.

Abstract: A closure for the fluid end of a reciprocating pump which uses a closure plate or assembly that is secured in a slot formed in the fluid end body so that no retaining threads must be formed in the body.

Abstract: A pump drive for conveying a reducing agent for motor vehicle exhaust gas systems, with an electronically commutated direct current motor, a positive displacement pump, and a freezing compensation structure. Also, a modular motor and pump family for forming different pump drives with several such electric motors and pumps. It is the aim of the invention to ensure, in the simplest and most robust manner possible, the integration of a hydraulic unit (gear pump) into an electrical unit (electric motor), a sealing of a wet region from a dry region, an integration of a freezing compensation into the wet region, and a mechanical attachment on the customer side. A modular construction of the electric motor and of the positive displacement pump, which, without a large modification cost, via simple combination of assemblies or modules, can be used for different requirements, is important for this.

Abstract: A rotary compressor includes a cylinder that is coupled to an inner space of a casing and that defines a compression space, a first bearing and a second bearing located at upper and lower sides of the cylinder, a roller disposed eccentrically with respect to an inner circumferential surface of the cylinder to vary a volume of the compression space based on rotation, and a vane inserted into the roller to rotate together with the roller, and drawn out toward the inner circumferential surface of the cylinder during the rotation of the roller to partition the compression space into a plurality of compression chambers. A suction passage communicating with the compression space is defined in the first bearing or the second bearing, and a suction port communicating between the suction passage and the compression space is defined on a side surface of the cylinder.

Abstract: A dry vacuum pump, comprising a pump housing, which forms a plurality of suction chambers, wherein rotor elements are arranged in the suction chambers, in order to convey a pump medium from a high-vacuum-side inlet to an outlet. At least one rotor element is arranged in each suction chamber. The rotor elements are connected to a rotor shaft. The rotor shaft is supported by bearings, wherein a high-vacuum-side bearing is arranged in a cut-out. A sealing device is arranged between the high-vacuum-side bearing and at least one suction chamber adjacent to the high-vacuum-side bearing. The cut-out is connected, by means of a first channel, to a region of the dry vacuum pump in which there is a higher pressure than in at least one suction chamber adjacent to the high-vacuum-side bearing.

Abstract: A compressor according to the present disclosure includes a shell, a main bearing housing disposed within the shell, a driveshaft supported by the main bearing housing, a non-orbiting scroll member coupled to the main bearing housing, and an orbiting scroll member rotatably coupled to the driveshaft and meshingly engaged with the non-orbiting scroll member. The non-orbiting scroll member forms a suction pocket and at least one circumferential groove. The orbiting scroll member forms a lubricant passage that delivers lubricant from a lubricant source directly to at least one of the suction pocket and the at least one circumferential groove.

Abstract: A condensate recovery system is adapted for use with an existing drain. A condensate collection vessel, which may be funnel-shaped, is inserted into the existing drain includes an upper opening to receive condensate and an outer wall. At least a portion of the outer wall is spaced apart from the inner wall of the drain such that if the collection vessel overflows, the excess liquid flows into the drain. A float switch is operative to detect when the vessel has been filled with condensate, and a pump is operative to drain the vessel in response to the float switch detecting that the vessel has been filled with condensate. A time delay relay (TDR) may be activated for a predetermined period of time before shutting off the pump. The output of the pump may be used to replenish an evaporative cooling tower or other purposes.

Abstract: In a hydraulic control device, when the rotational speed of an electric motor is an appropriate rotational speed, a first spool is in a first position, in which communication between a sixth port and a second port is blocked. When the rotational speed of the electric motor exceeds the appropriate rotational speed, the first spool is in a second position, in which the sixth port and the second port are placed in communication.

Abstract: A liquid sensing switch comprising an upper sensor plate linked to electronics, a lower sensor plate linked to the electronics, and a ground linked to the electronics, wherein a pump is activated when a liquid level rises above a position of the lower sensor plate and above a position of the upper sensor plate, causing a current to pass between the two sensor plates.

Abstract: A poppet valve for a piston compressor having a catcher, a valve body with a plurality of inlet ducts opening into a valve seat, and a plurality of closing elements which can be moved in an axial direction. Each inlet duct is assigned a closing element, and the valve seat is arranged to lie opposite the associated closing element in the axial direction in such a way that the valve seat can be closed by way of the closing element A spring is arranged between the catcher and the closing element, to bring a pre-stressing force on the closing element, which pre-stressing force is oriented towards the valve seat. The spring encloses an inner space. A guide part which runs in the axial direction is arranged on the catcher, on which guide part the closing element is mounted such that it can move, in the axial direction.

Abstract: A pump is provided for immersion in a fluid reservoir, such as a pit or lagoon containing liquid manure, from a position at an edge of the reservoir. The pump may be adapted for connection to a farm vehicle, such as a tractor, positioned at the edge of the reservoir. The pump comprises an extensible body, fluid conduit and drive means in order that a length of the pump may be varied in order to accommodate a variety of reservoir fluid heights. In addition, the pump may be pivotable relative to at least a portion of a frame in order that the entrance angle may be adjusted. The pump may comprise a housing with an inlet and an outlet, the outlet in fluid communication with the fluid conduit. An impeller within the housing may direct fluid from the inlet to the outlet in the housing.

Abstract: A control system and method utilizing one or more processors that are configured to determine contaminant loading of blades of a turbomachinery compressor based on one or more environmental conditions to which the turbomachinery compressor is exposed and one or more atmospheric air inlet conditions of the turbomachinery compressor. The one or more processors then determine a corrosion contaminant concentration on the blades of the turbomachinery compressor based on the contaminant loading that is determined and determine an upper limit on or a distribution of potential corrosion of the blades of the turbomachinery based on the corrosion contaminant concentration, at least one of the environmental conditions to which the turbomachinery compressor is exposed, and the corrosion contaminant concentration that is determined.

Abstract: An air blower comprising includes a blower housing, impeller fan, and pressure tap. The blower housing defines a blower housing interior and includes a housing wall portion, an air inlet and an air outlet. The impeller fan is positioned within the blower housing interior. A first end of the pressure tap is outside the blower housing interior and a second end is inside the blower housing interior. The through passage extends through the body portion and the base portion. The base portion includes a radius portion extending both from the body portion towards the second end and radially outward from the body portion. The second end of the pressure tap is positioned closer to the impeller fan than the housing wall portion.

Abstract: Methods and systems are provided for a slidable sleeve valve actuation system for a turbocharger compressor. In one example, an actuator assembly for a slidable sleeve of a turbocharger compressor may comprise: a fork arm coupled to the slidable sleeve; a rotatable lever arm coupled to the fork arm via a rigid connecting shaft; a connector rod coupled between the lever arm and a rotatable element; and an actuator unit coupled to the rotatable element and attached to an attachment case, the attachment case coupled to the turbocharger compressor. The actuator assembly may be actuated to move the slidable sleeve from one position along a casing treatment to another position along the casing treatment, thereby adjusting the alignment of sleeve slots on the slidable sleeve relative to choke or surge slots on the casing treatment.

Abstract: A fluid machine and method of operating the same includes a pump portion having a pump impeller chamber, a pump inlet and a pump outlet, a turbine portion having a turbine impeller chamber, a turbine inlet and a turbine outlet and a shaft extending between the pump impeller chamber and the turbine impeller chamber. The fluid machine also includes a first bearing and a second bearing spaced apart to form a balance disk chamber. A balance disk is coupled to the shaft and is disposed within the balance disk chamber and a turbine impeller coupled to the impeller end of the shaft disposed within the impeller chamber. A first thrust bearing is formed between the balance disk and the first bearing. The thrust bearing receives fluid from at least one of the pump inlet or the turbine outlet.

Abstract: A seal assembly for a gas turbine engine employs a first seal forming an oil chamber around a bearing. The first seal is configured to maintain the oil chamber at a first pressure. A second seal forms a ventilating cavity around the oil chamber. The second seal is configured to maintain the ventilating cavity at a second pressure, the second pressure being less than the first pressure and less than an ambient pressure of a primary flow path in the engine. A pressure reducing device is coupled to the ventilating cavity. The pressure reducing device is configured to maintain the second pressure.

Abstract: The disclosure relates to a blade edge of at least one blade of an air-conveying wheel with an axial-side blade edge contour which extends from a blade leading edge to a blade trailing edge along a curve, wherein the blade edge contour has at least one front section which adjoins the blade leading edge in the radial direction, a rear section which adjoins the blade trailing edge in the radial direction, and a central section which lies between the front section and the rear section. The blade edge contour has an S-shaped curve progression in the central section in a lateral cross-sectional view, thus increasing an axial height of the blade in the direction of the blade trailing edge.

Abstract: A fan blade assembly for a gas turbine engine includes a blade extending from a blade root to a blade tip, and from a blade leading edge to a blade trailing edge. The blade includes a plurality of ribs defining a plurality of blade cavities. A pressure surface cover is affixed to the blade and at least partially defines a pressure surface of the fan blade. At least one rib of the plurality of ribs extends along a predicted impact path of a foreign object at the fan blade assembly, thereby supporting impact loads on the pressure surface cover.

Abstract: A variable diffuser for a centrifugal compressor comprises a passage between opposing disc faces and a plurality of vanes extending therethrough with a fixed angle relative to the engine centerline. Axial displacement between the opposing disc faces is variable. The vanes extend through one of the opposing disc faces as that disc face is axially translated.

Abstract: The present invention relates to a fan with a relocatable frame, A connecting rod of the fan is pivoted on a pivot of a base and can rotate by 300° against the pivot. A frame of the fan is pivoted on a rotating shaft which is then pivoted on the connecting rod. The frame can rotate by 360° against the rotating shaft and the rotating shaft can also rotate by 360° on the connecting rod. In addition to being put up on a desktop by itself, the fan can also be installed inside a computer.

Abstract: A gas pulse jet pump for use with a fluid transfer system is provided. The gas pulse jet pump includes a main body including at least one suction chamber configured to receive production fluid. The gas pulse jet pump further includes an inlet configured to receive the production fluid into the gas pulse jet pump, at least one valve configured to regulate flow of the production fluid through the gas pulse jet pump, at least one gas injection port configured to intermittently inject high pressure gas into the at least one suction chamber, and an outlet configured to receive the production fluid from the at least one suction chamber and discharge the production fluid from the gas pulse jet pump.

Abstract: A pneumatic unit for a hydropneumatic pressure booster has a system line that leads from a compressed air inlet to a compressed air outlet. A bypass line runs parallel to the system line and it is connected to the system line via first and second compressed air switches. A compressed air reservoir is connected in the bypass line, and a pressure intensifier is connected in the region between the first compressed air switch and the compressed air reservoir. The pneumatic unit makes available to the pressure booster a sufficiently high pneumatic pressure for carrying out at least one operational step of a connected hydraulic tool, even in the case of a pressure decrease or pressure failure in the supplying pneumatic line. For that purpose, the second compressed air switch is configured for switching the compressed air flow between the system line and the bypass line.

Abstract: A pressure booster for driving hydraulic tools has a gas or air pressure-driven pneumatic unit with a system line attaching to a compressed air inlet. An hydraulic unit is connected to the pneumatic unit. The hydraulic unit has a hydraulic connection to the fluid-tight connection of the hydraulic tool to the hydraulic unit. To provide a pressure booster which enables the use of electrically operated functional components independent of an external electrical connection, it is provided that a compressed air generator connected to the compressed air inlet is connected to an internal electrical consumer and/or a connection unit for connecting an external electrical consumer.

Abstract: A triplex pneumatic architecture system is disclosed having first, second, and third pneumatic subsystems where triplex redundancy may be accomplished by measuring only one particular node in each system, such as a measured current of the servo valve. Each of the first, second, and third pneumatic subsystems are configured to control a separate redundant pneumatic actuation assembly. Each subsystem may comprise a current sensor to measure a control current from a servo driver to a servo valve that controls the pneumatic actuation assembly to output a measured current value, and a dump valve coupled to a relay. Each processor is configured to generate a termination signal to actuate the first relay to open the first dump valve. The triplex pneumatic architecture system further includes a communication bus to communicatively couple each of the first, second, and third pneumatic subsystems.