210results about "Liquid handling installations" patented technology

An aircraft-based fuel quality monitoring and alerting system is disclosed herein. The aircraft-based fuel quality monitoring and alerting system can include a first sensor configured to output a signal associated with contamination of fuel entering an aircraft through a first fuel inlet. The system can further include a processor configured to determine a first contamination level of the fuel based on the signal and an alerting system configured to deliver an alert if the first contamination level is outside a predetermined range.

The present disclosure provides systems and methods for storing, transporting, and using hydrogen. In some embodiments, the method may comprise (a) storing hydrogen fuel in one or more fuel storage modules; (b) transporting the one or more fuel storage modules to a vehicle fueling site, wherein one or more hydrogen fuel compatible vehicles are located at or near the vehicle fueling site; (c) loading the one or more fuel storage modules into the one or more hydrogen fuel compatible vehicles, wherein the one or more fuel storage modules are configured to be releasably coupled to the one or more hydrogen fuel compatible vehicles; and (d) decoupling the one or more fuel storage modules from the one or more hydrogen fuel compatible vehicles after the one or more fuel storage modules are depleted or partially depleted.

The invention relates to a ground well connector tray, and belongs to the technical field of airport refueling equipment.The ground well connector tray comprises a tray body, the tray body is used for containing a ground well connector, a folding cylinder is movably arranged on the tray body and stretches out and draws back in the vertical direction, and the ground well connector is located in the folding cylinder; a support is arranged on the tray body, a cover plate is hinged to the support, the hinge axis of the cover plate is arranged in the horizontal direction, the cover plate is located above the folding cylinder, a transmission part is arranged on the cover plate, and the transmission part is used for enabling the cover plate to rotate in the direction close to a ground well connector on the tray body. And the folding cylinder is driven to extend upwards. The underground well joint has the advantages that in the running process of an aircraft refueling vehicle, rain, snow and ground silt are not prone to being splashed into a gap of the underground well joint, and the connecting and sealing effect of the underground well joint during aircraft refueling can be guaranteed.

A fuel line, terminating in a refuel connector, is used to fuel / defuel an aircraft, for example with liquid hydrogen. A barrier is disposed around the area where the refuel connector connects to an aircraft fuel port, and is sealed against the aircraft wing with a seal. A gas line runs generally parallel to the aircraft fuel line, and supplies inert gas, for example nitrogen, into the volume defined by the barrier. The inert gas flushes out air present around the refuel connector such that the oxygen concentration in that area is significantly lowered. This prevents ignition of fuel in the event of a fuel leak from the fuel line structure.

A sub-cooler for a sub-cooling cryogenic refueling system is disclosed herein. The sub-cooler includes a first valve to separate flowing cryogenic fuel into a primary flowline and an auxiliary flowline, a second valve to reduce the saturated pressure and temperature of the cryogenic fuel in the auxiliary flowline, a cryogenic heat exchanger to transfer heat from the primary flowline to the auxiliary flowline, a temperature sensor to measure the temperature of the sub-cooled cryogenic fuel in the primary flowline, and a sub-cooler controller to control the effective areas of the primary flowline inlet and the auxiliary flowline inlet at the first valve.

The invention relates to the field of aircraft maintenance, in particular to an intelligent aviation kerosene and bactericide mixed filling device which comprises a shell and an oil conveying pipeline, the oil conveying pipeline penetrates through the shell, and a fuel oil input connector and a fuel oil output connector are arranged at the two ends of the oil conveying pipeline correspondingly; the bactericide distribution bin is communicated with one end of the bactericide conveying pipeline, the other end of the bactericide conveying pipeline is inserted into the oil conveying pipeline and connected with a three-stage impeller with holes, the three-stage impeller with the holes and the oil conveying pipeline are coaxially arranged, and a fuel oil flow sensor is embedded in the oil conveying pipeline and used for detecting the oil amount in the oil conveying pipeline. An electromagnetic valve and an electromagnetic diaphragm metering pump are installed on the bactericide conveying pipeline, a controller is installed in the shell, the controller is electrically connected with the fuel flow sensor, the electromagnetic valve and the electromagnetic diaphragm metering pump, in the refueling process, kerosene and a bactericide can be intelligently controlled to be mixed, and the mixing effect is guaranteed.

The invention provides an aviation oil filling system and an aviation oil filling device. The aviation oil filling system comprises a pair of oil barrels and an oil pumping system, the oil pumping system comprises a pair of oil pump assemblies, a filter separator, a flow meter, a rubber pipe reel and an oil filling gun, and the pair of oil pump assemblies are inserted into the pair of oil barrels respectively and make contact with oil in the oil barrels. The pair of oil pump assemblies is sequentially communicated with the filter separator, the flow meter, the rubber pipe reel and the oil gun to form an oil filling loop. Wherein during refueling, one oil pump assembly in the pair of oil pump assemblies is in a working state, and the other oil pump assembly is in an idle state. By arranging the pair of oil barrels, the capacity of the aviation oil filling system is increased, the aviation oil supply volume is improved, and meanwhile by arranging the pair of oil pump assemblies to work in turn, the oil supply efficiency can be improved.

The invention relates to the technical field of aircraft ground refueling, and discloses an aircraft pressure refueling device which comprises a quick-change connector, a connector body assembly and an adjustable pressure reducing valve. The adjustable pressure reducing valve comprises a valve body, an elastic piston assembly and an adjusting switch, the valve body is arranged between the quick-change connector and the connector body assembly, an inlet used for being communicated with the quick-change connector and an outlet used for being communicated with the connector body assembly are formed in the valve body, and a throttling opening used for being communicated with the inlet and the outlet is formed in the valve body. The elastic piston assembly is arranged at the throttling opening of the valve body, the adjusting switch is arranged on the valve body and connected with the elastic piston assembly, and the adjusting switch is used for driving the elastic piston assembly to increase or decrease the opening degree of the throttling opening. The problem of how to adjust the oil outlet pressure can be solved.

An airport installation including a plurality of types of aircraft in which each aircraft of one type includes a tank containing dihydrogen at a saturation pressure in a first range different from the other first ranges, for each type of aircraft a storage tank at a saturation pressure in a second range associated with the type of aircraft, and for each storage tank pumps or other devices fill from the storage tank the tank of the aircraft of the type for which the first range corresponds to the storage tank.

The invention relates to an aircraft linear refueling platform, and belongs to the technical field of aircraft refueling, the aircraft linear refueling platform comprises a ground well pit body, a refueling unit, a lifting body, a folding refueling arm, a movable connecting arm, a well lid body and a lifting mechanism, the refueling unit is arranged in the ground well pit body, and the refueling unit is connected with a pre-buried oil pipe below an airport apron; the refueling unit is used for filtering fuel oil, the lifting body is slidably arranged in a ground well pit body in the vertical direction, the folding refueling arm is arranged on the lifting body, and the folding refueling arm is used for being unfolded to an aircraft refueling port for refueling or folded on the lifting body for storage. One end of the movable connecting arm is connected with the refueling unit, the other end of the movable connecting arm is connected with the folding refueling arm, and the movable connecting arm is used for conveying fuel oil. The refueling platform has the advantages that when refueling is not conducted, the refueling platform does not occupy the space of the airport additionally, and the possibility that the refueling platform interferes with other equipment of the airport is reduced.

The present application provides a safety detection method and system for a refueling vehicle. Among them, the safety detection method for a refueling vehicle includes: obtaining an automatic driving instruction for the refueling vehicle; wherein, the automatic driving instruction includes an automatic driving path and the parking position of the aircraft to be refueled; in response to the automatic driving instruction, detecting whether a plurality of vehicle interlock devices in the interlock mechanism are in a safe state; if at least one of the plurality of vehicle interlock devices is not in a safe state, controlling the refueling vehicle to brake; if all of the plurality of vehicle interlock devices are in a safe state, releasing the brake on the refueling vehicle and controlling the refueling vehicle to travel along the automatic driving path to the parking position of the aircraft to be refueled or drive away from the parking position of the aircraft to be refueled.

The invention relates to the technical field of aviation, and discloses a multifunctional power-assisted refueling ladder which comprises an AGV chassis body, a push-pull frame is installed on the top of the right side of the AGV chassis body, and a control handle is installed on the push-pull frame; a lifting guide rail is installed on the top of the AGV chassis body, a lifting block is slidably arranged in the lifting guide rail, a lifting platform is installed on the right side of the lifting block, a lifting main machine is installed on the top of the lifting platform, a mechanical arm is installed on the lifting main machine, a hanging buckle is installed at one end of the mechanical arm, and an oil gun is clamped in the hanging buckle. An oil pipe is arranged at the bottom end of the oil gun, and an oil pipe guide wheel is installed on the back face of the AGV chassis body. According to the multifunctional power-assisted refueling ladder, through cooperation of the AGV chassis body and the lifting platform and cooperation of the mechanical arm and the hanging buckle on the lifting platform, automatic lifting and butt joint of the refueling gun are achieved, meanwhile, a control handle and an anti-skid step are arranged, manual operation and maintenance are facilitated, and an oil pipe does not need to be dragged manually.

The present invention relates to a lifting type refueling system, which is mainly composed of a spring support unit, a height-adjustable refueling pipeline, a rotatable joint, a movable arm with an internal self-locking mechanism, a rotatable docking refueling joint, and a lifting unit including a counterweight. The present invention completes the lifting function of the pipeline part by using a lifting unit, ensuring that the system can be completely stored inside the ground well when not in use, does not occupy ground space, and occupies a small space in the ground well, with good storage performance. Through the spring support structure and the lifting pipeline, the system achieves the purpose of refueling devices at different positions and heights, and is particularly suitable for aircraft fuel tanks to be refueled or emptied. In addition, under the condition of meeting the operating height, the overall structural design of this system is more centralized, thereby achieving the purpose of reducing the storage space.

The invention belongs to the technical field of offshore refueling, and discloses an offshore inverted tank refueling system which comprises a first hose, an aviation oil pump, a filter separator, a flow meter, an automatic regulating valve and a second hose which are sequentially connected, and the filter separator is provided with a first communication port, a second communication port, a third communication port, a fourth communication port and a fifth communication port. The first communicating port is communicated with an aviation oil pump, the second communicating port is communicated with a flowmeter, the third communicating port is used for being connected with an oil discharging pipe and used for releasing residual oil to an external device, the fourth communicating port is communicated with a first oil port of an oil return tank through an exhaust valve, and the fifth communicating port is communicated with a first pipeline between the aviation oil pump and a first hose. A second oil port of the oil return tank communicates with the first pipeline, the connecting position is located on the upstream of the connecting position of the fifth communicating port and the first pipeline, and the oil return tank is further provided with an oil discharging port used for releasing residual oil. The offshore tank reversing refueling system is relatively simple in structure, relatively small in supply mode limitation, relatively good in compatibility and relatively high in working safety.

Some embodiments of the present invention may include a caddy for securely storing aircraft pre-flight fuel testing equipment, including a handle, a first compartment configured to securely hold a fuel testing jar, and a second compartment configured to securely hold a fuel cap, wherein the first and second compartment openings are oriented toward the top of the caddy. Aspects of the present invention may also include a method of pre-flight fuel testing of an aircraft, including the steps of removing a fuel cap from the aircraft fuel tank and stowing the fuel cap from the aircraft fuel tank in a preflight fuel testing caddy, and removing a fuel testing jar from the preflight fuel testing caddy for fuel testing.

A gimbal joint includes a first clevis having a first arm defining a slot. The gimbal joint also includes a second clevis having a second arm. The second arm has a curved surface that engages the first arm and allows for relative rotational motion between the first and second clevises. The gimbal joint also includes a pin coupled with the second arm. The pin is slidably received within the slot of the first arm to allow for relative translational motion between the first and second clevises.

The utility model relates to an aircraft refueling vehicle oil temperature sensing and adjusting device, which belongs to the technical field of temperature sensing and adjusting devices, and comprises a mounting guide rail, clamping structures are arranged at two ends of the mounting guide rail, temperature sensing controllers are mounted on the lower surfaces of the two ends of the mounting guide rail, and an electric winder is designed at one end of the mounting guide rail. The outer side of the electric winder is sleeved with shading cloth, stretching structures are installed in the two sides of the installation guide rail, the outer sides of the stretching structures are sleeved with connecting sleeves, the connecting sleeves are fixedly connected with the shading cloth, and cooling flow guide pipes are rotationally installed in the stretching structures.

Provide a system. 【Solution means】 Means for receiving visual data acquired by an unmanned aircraft, Means for analyzing the acquired visual data to detect the existence of illegal acts or waste, Means for notifying in real time information regarding detected illegal acts or waste, Means for providing an interface that enables residents to monitor problems and participate in countermeasure actions, Means for receiving complaints from residents, Means for analyzing the complaints and determining the priority of problems, Means for automating the provision of information to residents, Means for automatically generating and sending countermeasure plans to locations with problems, A system including the above.

1. A support device 20 for supporting a fluid circulation duct C, said support device comprising: a link 22 for supporting the duct by means of two end portions 22a of the link separated from one another in the longitudinal direction, which in cross section adopt a curved shape to support a portion Ca of the duct, the two end portions 22a being connected together by two intermediate portions of the link, each intermediate portion connecting one end 22a1, 22a2 of the two end portions 22a; two links 24, 26 for fastening the support device to an outer structure; and connection elements 28a-28d between the support link 22 and the fastening links 24, 26, each connection element having a fastening link and an intermediate portion of the support link passing through the fastening link and allowing sliding of the fastening link and the support link through the connection element.

A heliport docking system provides automated transport, fueling, maintenance, and logistical management of VTOLs. The heliport docking system can include a plurality of helipads that can be autonomously transported from area-to-area to assist in the logistics of heliport management and control. The helipad system can include a surface on which a VTOL can land and a controller that can perform functions related to routing, maintenance, object detection, and transport, among others. The helipad system can releasably secure the VTOL to the helipad and transport the VTOL to different areas of the heliport system. The helipad system can also fuel the VTOL by providing, electricity, combustible fuel, or other suitable energy source, and perform a maintenance check of the VTOL and create maintenance crew of any VTOL irregularities.

The invention relates to a self-walking lifting aircraft refueling ladder, an aircraft refueling carrier and a refueling method. A refueling ladder bracket composed of a fixed frame, a movable bracket, a hydraulic cylinder, a first limiting block, a second limiting block and a lock pin is arranged, and a platform base of a self-walking platform is correspondingly provided with a pin hole; the movable bracket is driven to ascend and descend through the hydraulic cylinder, the first limiting block and the second limiting block are clamped and fixed, and the lock pin and the pin hole are accurately matched to achieve locking. Compared with the prior art, manual multi-step operation is not needed, through hydraulic cylinder driving and mechanical limiting and locking structure linkage, the separation and hanging processes of the refueling ladder and the refueling carrier are simplified, the locking reliability and stability are improved, the safety risks such as overturning and accidental separation are effectively reduced, and the operation preparation and storage efficiency is improved.

The invention provides a pipeline refueling vehicle. The pipeline refueling vehicle comprises a chassis, a refueling platform, a first hydraulic cylinder, a hand pump and a first pipeline. Wherein the first hydraulic cylinder is arranged on the chassis, connected with the refueling platform and used for lifting the refueling platform; the first pipeline is connected with the first hydraulic cylinder and the hand pump, and the hand pump pumps hydraulic liquid into the first hydraulic cylinder through the first pipeline. By operating the hand pump, hydraulic liquid can be pumped into the first hydraulic cylinder, and the refueling platform is lifted through the first hydraulic cylinder. The hand pump pumps liquid into the first hydraulic cylinder in a mechanical transmission mode and does not depend on a motor, in the process that the refueling platform is used for refueling an airplane, if the pipeline refueling vehicle abnormally flames out and cannot be started, the refueling platform can be rapidly and reliably lifted through the arrangement, and the safety of the refueling platform is improved. The pipeline refueling truck can be rapidly evacuated from the site, the emergency processing capacity of the pipeline refueling truck on the aircraft refueling operation site is improved, and the pipeline refueling truck is convenient to use.

A fuel line terminating in a refuel connector is used to fuel or defuel an aircraft, for example with liquid hydrogen. A supply of nitrogen housed on an aircraft, for example a Nitrogen Generating System, is used in conjunction with a gas line to supply nitrogen into the fuel line, to flush out potentially combustible materials before liquid hydrogen is supplied through the fuel line. The aircraft supply of nitrogen is also used to supply inert gas, via a gas line, to the Ground Support Equipment refuelling or defuelling the aircraft. This can provide redundancy for the Ground Support Equipment's systems, and may allow the aircraft to operate at less well-equipped airports.

The utility model provides a fuel conveying device and a flight system. The fuel conveying device comprises a control device, an oil pump and an oil storage device. Wherein the control device is connected with the oil pump, the oil pump is connected with an aircraft oil tank through a first oil way, and a three-way valve is further arranged on the first oil way; the oil pump is further connected with the oil storage device through a second oil way. The control device is used for controlling the oil pump to rotate forwards and controlling the three-way valve to be powered off, and air in the first oil way and air in the second oil way are exhausted. The control device is used for controlling the oil pump to rotate forwards and controlling the three-way valve to be powered on, and refueling is conducted on the aircraft oil tank from the oil storage device. The control device is further used for controlling the oil pump to rotate reversely and controlling the three-way valve to be powered on, and oil is pumped from the aircraft oil tank to the oil storage device. According to the invention, manual operation is reduced, and the working efficiency is improved.

The present invention discloses an anti-collision control method and a ground handling vehicle. The anti-collision control method includes: traversing the first obstacle detection position information and the second obstacle detection position information; determining the second obstacle detection position information that matches the first obstacle detection position information, denoted as the third obstacle detection position information; respectively determining the straight-line distance between each third obstacle detection position information and the coordinate origin, and denoting the shortest straight-line distance as the obstacle distance; determining the target vehicle speed according to the obstacle distance, and determining the target braking force based on the target vehicle speed; obtaining the brake pipeline pressure measurement value, and determining the feedforward flow control quantity based on the target braking force and the brake pipeline pressure measurement value; determining the target deceleration according to the actual vehicle speed and the target vehicle speed, obtaining the actual deceleration, and determining the feedback flow control quantity according to the target deceleration and the actual deceleration; generating a brake solenoid valve control quantity according to the feedforward flow control quantity and the feedback flow control quantity.

An apparatus for supplying gas from an aircraft (100, figure 1) to ground equipment (110) comprising a gas supply 318 housed within an aircraft, and at least one gas line 322 in communication between the aircraft gas supply and the ground equipment. The gas used may in this instance comprise liquid hydrogen. A supply of nitrogen 318 housed on an aircraft, for example a Nitrogen Generating System, is used in conjunction with a gas line 322 to supply nitrogen into the fuel line 316, to flush out potentially combustible materials before liquid hydrogen is supplied through the fuel line 316. The aircraft supply of nitrogen 318 is also used to supply inert gas, via a gas line 334, to the Ground Support Equipment (110, figure 1) refuelling or defueling the aircraft 100. This can provide redundancy for the Ground Support Equipment’s systems, and may allow the aircraft (100) to operate at less well-equipped airports. The application comprises a plurality of apparatus and methods relatable to hydrogen / cryogenic refuelling.

An aircraft refueling system (10) includes a master controller (12), a fleet controller (14) in communication with the master controller, a platform controller (18) in communication with the fleet controller, and a fuel control system (16) in communication with the platform controller. Embodiments of an aircraft refueling system may include a primary pressure controller (20), a secondary pressure controller (22), a programmable logic controller (24), and a data logger controller (26). The master controller may be configured to receive and analyze data from at least one of the fleet controller, the platform controller, and the fuel control system; and to modify operational parameters or upgrade the fuel control system based at least in part on the analysis of received data.

The invention relates to a towed aircraft refueling system which comprises a refueling control device, an interlocking device, a hydraulic device and an electric control device. The refueling control device is installed on a pipeline refueling trailer and comprises a ground well hose connector, a ground well hose, a coarse oil filter assembly, an electromagnetic pressure control valve, a rotary connector, a flow control electromagnetic valve, a filter, a flow meter, a safety relief valve, a reel ball valve, a venturi tube, an oil conveying hose and a pressure refueling connecting nozzle which are sequentially connected. The ground well hose connector is used for being connected with a ground well valve on an airport apron so as to introduce aviation oil. The pressure refueling nozzle is used for being connected with an aircraft fuel tank inlet to complete refueling. The interlocking device is used for performing brake interlocking and refueling oil path interlocking control on the refueling control device; the hydraulic device is used for providing hydraulic driving force for a hydraulic execution component on the refueling trailer; the electric control device is used for providing a control circuit for the refueling control device. Compared with the prior art, the invention has the advantages of maneuverability, flexibility, easy operation, energy conservation, economy, safety, environmental protection and the like.

The application relates to an aircraft straight-line refueling platform, belonging to the technical field of aircraft refueling, which comprises a ground well pit body, a refueling unit, a lifting body, a folding refueling arm, a movable connecting arm, a well cover body and a lifting mechanism, the refueling unit is arranged in the ground well pit body, the refueling unit is connected with a pre-buried oil pipe below a parking apron, the refueling unit is used for filtering and treating fuel, the lifting body is slidably arranged in the ground well pit body in the vertical direction, the folding refueling arm is arranged on the lifting body, the folding refueling arm is used for being unfolded to the aircraft fueling port for refueling or being folded on the lifting body for storage, one end of the movable connecting arm is connected with the refueling unit, and the other end is connected with the folding refueling arm, and the movable connecting arm is used for conveying fuel. The application has the effect that when fuel is not added, the refueling platform does not additionally occupy the parking apron space, and the possibility of interference between the refueling platform and other equipment of the airport is reduced.

To improve safety during charging of an electric flight vehicle.SOLUTION: An electric flight vehicle 10, which flies by rotating a rotary wing 13 by electric power supplied from a battery 14, comprises output equipment 15 that performs output for calling attention outward from the electric flight vehicle 10 during the charging of the battery 14 from an external power source 20.SELECTED DRAWING: Figure 1