42results about "Engine flow" patented technology

A gas turbine engine includes a gearbox assembly that includes a gearbox and a gutter for collecting a gearbox lubricant scavenge flow from the gearbox. The gutter is characterized by a lubricant extraction volume ratio between 0.01 and 0.3, inclusive of the endpoints. The lubricant extraction volume ratio defined by:VGVG⁢B·VGis a gutter volume of the gutter and VGB is a gearbox volume. The gas turbine engine includes a lubricant flow control system that includes a variable flow lubricant pump that generates a pump variable flow of lubricant to the gearbox assembly. The gearbox assembly has a variable consumption demand for delivery of lubricant. A lubricant flow controller is configured to generate a pump control command for the variable flow lubricant pump to produce the pump variable flow of lubricant based on the variable consumption demand.

A gas turbine engine includes a gearbox assembly that includes a gearbox and a gutter for collecting a gearbox lubricant scavenge flow from the gearbox. The gutter is characterized by a lubricant extraction volume ratio between 0.01 and 0.3, inclusive of the endpoints. The lubricant extraction volume ratio defined by:VGVG⁢B·VGis a gutter volume of the gutter and VGB is a gearbox volume. The gas turbine engine includes a lubricant flow control system that includes a variable flow lubricant pump that generates a pump variable flow of lubricant to the gearbox assembly. The gearbox assembly has a variable consumption demand for delivery of lubricant. A lubricant flow controller is configured to generate a pump control command for the variable flow lubricant pump to produce the pump variable flow of lubricant based on the variable consumption demand.

The present disclosure relates to a lubrication monitoring system (15) configured to monitor a supply of lubricant in a hand-held cutting tool (1) having a cutting unit (3, 5). A lubricant tank (41) and a conduit (45) are configured to duct a flow of lubricant from the tank (41) to the cutting unit (3, 5). The lubrication monitoring system (15) comprises a heating element (29) and a sensor arrangement (31, 33), the heating element (29) being configured to heat the lubricant flow. The sensor arrangement comprises a first sensor (31) located at the flow, upstream of the heating element (29), and a second sensor (33) located at said flow, downstream of the heating element. The lubrication monitoring system outputs a monitoring signal based on a sensed temperature difference between the first and second sensors (31, 33).

One aspect of the present disclosure relates to a battery-powered automatic grease gun, which includes: a driving unit including a motor and a gear, configured to provide piston motion to a piston (P); a distribution unit extending from the driving unit and receiving the piston motion, into which the piston is inserted; a grease container assembly coupled to the distribution unit and configured to store grease; and a spray nozzle and a grease nipple, which are a plurality of discharge ports connected to the distribution unit.

Described herein is a modular device for dispensing and / or monitoring dispensing of a lubricant. A first coupling end is attachable to a source of lubrication. A second coupling end is attachable to a lubrication receiver. A control module is arranged between the first coupling end and the second coupling end. The control module includes a flow measuring device in fluid communication between the first end coupling and the second end coupling. The control module is configured to enable and / or monitoring dispensing of the lubricant. The modular device is configured to be operated remotely.

A lubrication system may include a lubricant pump configured to dispense lubricant, a motor mechanically coupled to the lubricant pump, and a lubricant sensor configured to sense an amount of lubricant dispensed by the lubricant pump and transmit sensor data associated with a sensed amount of the dispensed lubricant. The lubrication system may include a controller coupled to the lubricant sensor and the motor, the controller including one or more processors configured to execute a set of program instructions stored in a memory, the set of program instructions configured to cause the one or more processors to: receive an operation signal associated with the well pump, wherein the operation signal is transmitted to the controller when the well pump is activated, cause the motor to operate upon receiving the operation signal, receive the sensor data; and cause a change in a rate of the motor based on the sensor data.

The invention discloses a proportional servo valve element position control method based on a Luenberger state observer, and relates to the technical field of automatic control. According to the method, a valve element position control system is adopted for working, the system comprises a raw material tank, industrial lubricating oil is stored in the raw material tank, one side of the raw material tank is connected with a lubricating oil pump in a penetrating mode, and the lubricating oil pump is connected with the lubricating oil pump. The output end of the lubricating oil pump is in through connection with an adjusting pipe body, the top and the bottom of the adjusting pipe body are in through connection with proportional servo valves, one end of each proportional servo valve is in through connection with a metering pumping pump, and one end, located at the top of the adjusting pipe body, of the metering pumping pump is in through connection with a first density detection end; one end, located at the bottom of the adjusting pipe body, of the metering pumping pump is in through connection with a second density detection end, the first density detection end is in through connection with the bottom of the raw material tank, and the second density detection end is in through connection with the top of the raw material tank.

The present disclosure relates to a lubrication monitoring system (15) configured to monitor a supply of lubricant in a handheld cutting tool (1) having a cutting unit (3,5). A lubricant tank (41) and a conduit (45) are configured to deliver a flow of lubricant from the tank (41) to the cutting unit (3,5). The lubrication monitoring system (15) comprises a heating element (29) and a sensor arrangement (31,33), the heating element (29) configured to heat the flow of lubricant. The sensor arrangement comprises a first sensor (31) disposed in the flow upstream of the heating element (29) and a second sensor (33) disposed in the flow downstream of the heating element. The lubrication monitoring system outputs a monitoring signal based on a sensed temperature difference between the first sensor (31) and the second sensor (33).

The present application relates to a kind of sintering trolley oiling device, the oiling device includes trolley body, trolley wheel, bolt connection orifice with one-way valve function, oil gun body, laser ranging device, video recognition system, oiling high-pressure hose, oiling system, follow walking device with position detection sensor, retractable oil cylinder with tail wing sensor, compression spring detection sensor, speed measuring wheel device and spherical connection, oiling pipe and oiling system connection adopt spherical connection;One side of the trolley body is provided with wheel and speed measuring wheel device, bolt connection orifice with one-way valve function is arranged on wheel, retractable oil cylinder is arranged between oil gun body and follow walking device, laser ranging device, video recognition system are arranged below oil gun body, and oiling system is connected oil gun body by oiling high-pressure hose.

The invention discloses an automatic lubrication control system, belongs to the technical field of lubrication systems, and aims to monitor a lubrication system of equipment on an industrial site in real time and reduce the failure rate. Comprising a plurality of double-line distributors, a control layer and a platform layer, the plurality of double-line distributors and a plurality of lubricating pumps in a lubricating system of industrial equipment are arranged in a one-to-one correspondence mode, and each double-line distributor is used for distributing a lubricating agent from the corresponding lubricating pump to a corresponding lubricating point and collecting running state data of the double-line distributor; the control layer comprises a programmable control module and Internet of Things gateway equipment, and the programmable control module is used for analyzing and processing the running state data and generating a control instruction when the running state data is analyzed to meet a preset early warning standard; the control layer controls the corresponding double-line distributor and / or the lubricating system to execute corresponding actions according to the control instruction, and the Internet of Things gateway equipment transmits real-time state information and data of the lubricating system to the platform layer and converts the real-time state information and data into business data in the platform layer.

The embodiment of the invention provides a gear box, a lubrication control system and a wind generating set, the gear box comprises a planetary system, the planetary system comprises a planet carrier and a plurality of transmission wheel sets arranged on the planet carrier, each transmission wheel set comprises a planet shaft, a planet wheel and a sliding bearing, the planet wheel is arranged on the planet shaft in a sleeving mode, and an annular cavity is formed between the planet wheel and the planet shaft; the planet carrier is provided with an annular cavity, the sliding bearing is arranged in the annular cavity, the planet carrier is provided with a first lubricating flow path, the planet shaft is provided with a second lubricating flow path, the second lubricating flow path is communicated with the first lubricating flow path and the annular cavity, the detection assembly is arranged on at least one of the planet carrier and the planet shaft, and the detection assembly is configured to detect performance parameters of lubricating fluid in a planetary system. The performance parameter includes at least one of a pressure and a flow rate of the lubrication fluid flowing into the second lubrication flow path. The gearbox can meet the transmission requirement, lubricating monitoring of the sliding bearing is perfect, the failure probability of the sliding bearing can be reduced, and then the failure rate of the gearbox is reduced.

The present invention relates to a battery-type automatic grease gun which is provided with two discharge ports of a spray nozzle and a grease nipple, and can selectively discharge, using different means, via the two discharge ports.

Described herein is a modular device for dispensing a lubricant. A first coupling end is attachable to a source of lubrication. A second coupling end is attachable to a lubrication receiver. A control module is arranged between the first coupling end and the second coupling end. The control module includes a flow measuring device in fluid communication between the first end coupling and the second end coupling. The control module is configured to enable dispensing of the lubricant.

A gas turbine engine includes a gearbox assembly that includes a gearbox and a gutter for collecting a gearbox lubricant scavenge flow from the gearbox. The gutter is characterized by a lubricant extraction volume ratio between 0.01 and 0.3, inclusive of the endpoints. The lubricant extraction volume ratio defined by:VGVG⁢B.VG is a gutter volume of the gutter and VGB is a gearbox volume. The gas turbine engine includes a lubricant flow control system that includes a variable flow lubricant pump that generates a pump variable flow of lubricant to the gearbox assembly. The gearbox assembly has a variable consumption demand for delivery of lubricant. A lubricant flow controller is configured to generate a pump control command for the variable flow lubricant pump to produce the pump variable flow of lubricant based on the variable consumption demand.

The invention provides a steam turbine lubricating oil on-line dehydration system which comprises a front filtering device, a microporous membrane dehydration device, a vacuum pump, a moisture sensor and a controller, an oil inlet of the front filtering device is connected with an oil outlet of a main oil tank, and an oil inlet of the microporous membrane dehydration device is connected with an oil outlet of the front filtering device. The microporous membrane dehydration device is suitable for removing water in the lubricating oil, a water outlet of the microporous membrane dehydration device is connected with the water tank, and an oil outlet of the microporous membrane dehydration device is connected with an oil inlet of the main oil tank through a circulating pipeline. And the moisture sensor is arranged in the microporous membrane dehydration device. The controller is electrically connected with the moisture sensor and the vacuum pump. According to the invention, the closed loop and intelligence of the whole system working process are realized, the high-precision and low-intervention dehydration of the turbine lubricating oil is realized, the safety and the operation convenience are also considered, the removal efficiency of the micro-emulsified water is improved, and the service life of the lubricating oil and the microporous membrane dehydration device is prolonged.

Vehicle comprising a lubrication system The invention relates to a lubrication system (2) for at least one component (9) of a vehicle, the lubrication system (2) comprising: - a reservoir (4) capable of containing a lubricant (6); - at least one pump (8) configured to pump the lubricant (6) from the reservoir (4) to said component (9) via a conduit (10). The lubrication system (2) comprises a controller (14) comprising means (12) for evaluating the consumption of the lubricant (6) pumped by the pump (8) during an operational cycle, the controller (14) being configured to estimate the quantity of the lubricant (6) remaining in the reservoir (4) at least as a function of information on the consumption of the lubricant (6) generated by the evaluation means (12). Figure for abstract: 1

Described herein is a modular device for dispensing and / or monitoring dispensing of a lubricant. A first coupling end is attachable to a source of lubrication. A second coupling end is attachable to a lubrication receiver. A control module is arranged between the first coupling end and the second coupling end. The control module includes a flow measuring device in fluid communication between the first end coupling and the second end coupling. The control module is configured to enable and / or monitoring dispensing of the lubricant. The modular device is configured to be operated remotely.

The present invention relates to a method for monitoring the condition of lubricating oil of industrial equipment, a system for monitoring the condition of lubricating oil of industrial equipment, a panel for monitoring the condition of lubricating oil of industrial equipment for classified or non-classified area, and a computer-readable storage medium.

The invention relates to the technical field of mining equipment maintenance, in particular to an intelligent lubrication system based on a mine red, and the system comprises a data acquisition unit which is used for acquiring real-time data of an oil product and an operation condition of mining equipment; the prediction unit is used for calculating an oil film safety margin coefficient according to the real-time data, and predicting a minimum prediction value of the oil film safety margin coefficient in a prediction window based on a short-time prediction model; and the lubrication unit is used for generating an advanced lubrication instruction when the minimum prediction value is smaller than or equal to a preset safety lower limit in the prediction window. When the prediction result shows that the oil film safety margin coefficient is about to be lower than the preset safety lower limit, the system can generate and issue a lubrication instruction in advance, so that the lubrication operation is timely intervened before the oil film fails, and the phenomenon of friction pair boundary lubrication or dry friction caused by lubrication opportunity lag in a traditional fixed period lubrication mode is avoided; therefore, the wear rate is reduced, the service life of equipment is prolonged, and non-planned shutdown is reduced.

The invention belongs to the field of mechanical design, and particularly relates to a lubricating parameter testing device for a multi-row planetary speed change mechanism. Comprising a connecting flange, a speed change planet row lubricating oil way assembly, a clutch lubricating oil way assembly, an input oil way assembly, a speed reduction planet row lubricating oil way assembly, a coupling planet row lubricating oil way assembly, a transmission shaft, a flow partition measuring box body, a rotating pipeline pressure measuring device and a cable. According to the invention, a structure with lubricating oil ducts of a planetary transmission mechanism is extracted, and all the oil duct structures are connected by using taper sleeve structures, so that a 1: 1 lubrication prototype of the speed change mechanism is designed; a conductive slip ring is arranged at a shaft end, a high-precision pressure sensor is arranged on a planet carrier oil duct, a sensor threading hole is formed in a main shaft, and a sensor cable is connected into the conductive slip ring to achieve data acquisition; the partition plates are arranged in the box body to separate all transmission parts, and flow zoning measurement is achieved.

The invention discloses a proportional servo valve spool position control method based on a Lumberg state observer, and relates to the technical field of automatic control. The method adopts a spool position control system to work, and the system comprises a raw material tank, wherein industrial lubricating oil is stored in the raw material tank, a lubricating oil pump is connected to one side of the raw material tank, an output end of the lubricating oil pump is connected to an adjustment pipe body, the top and bottom of the adjustment pipe body are connected to a proportional servo valve, one end of the proportional servo valve is connected to a metering pump, one end of the metering pump located at the top of the adjustment pipe body is connected to a density detection end 1, and one end of the metering pump located at the bottom of the adjustment pipe body is connected to a density detection end 2, the density detection end 1 is connected to the bottom of the raw material tank, and the density detection end 2 is connected to the top of the raw material tank. The invention has the characteristic of accurate density adjustment.

A large engine, in particular a marine engine or engine for power plants, and a method of lubricating the engine with injectors. According to the method there are provided one flowmeter for all injectors in the engine, one flowmeter for all injectors in a cylinder or one flowmeter for each injector in the engine. The method comprises the steps of measuring with the at least one flowmeter the lubricant flow, transforming in the controller the measured actual flow into an actual amount, comparing the calculated actual amount to the desired value, and controlling the injectors and adjusting the setting thereof in order to regulate the amount to the desired value for lubricant amount to be injected for a specific operation mode.

An automatic grease injection system comprises a host module, a shunting module and a control module; the host module comprises a power device and a grease injection device, in which the power device drives the grease injection device to output sealing grease; the shunting module comprises a control valve and a connecting pipeline, the connecting pipeline comprises a plurality of shunting branch pipes and a grease injection main pipe which are connected to each other, in which the grease injection main pipe is connected to the grease injection device, and each of the shunting branch pipes is connected to a device to be injected with grease, and sealing grease output by the host module is selectively connected to the device to be injected with grease through the shunting module; the control module is to output control signals to the host module and the shunting module.

A lubrication fitting 30 and a grease gun 40 for applying a lubricant to the lubrication fitting of an aircraft assembly, the lubrication fitting has a passive radio frequency identification (RFID) co

The invention relates to the technical field of industrial equipment lubrication, and discloses a distributed intelligent lubrication on-line monitoring control system, a hardware configuration part comprises a monitoring master station and a plurality of monitoring substations, the monitoring master station adopts a high-performance server or an industrial personal computer as a hardware platform, and is equipped with a high-performance CPU, a large-capacity memory and a high-speed hard disk; the monitoring substation is provided with a wireless communication module and is used for performing wireless communication with the monitoring substation and the looped network, and the monitoring substation is used for acquiring flow, liquid level, viscosity and granularity data of the lubricating liquid in real time through a sensor and transmitting the acquired data to the monitoring master station through the wireless communication module. Key parameters (such as flow, liquid level, viscosity and granularity) of the lubricating liquid are collected in real time through the sensor, calculation and analysis of the parameters of the lubricating liquid are achieved through the edge calculation engine, manual intervention or off-line sampling is not needed, and the real-time performance and efficiency of the monitoring process are greatly improved.

A lubrication system may include a lubricant pump configured to dispense lubricant, a motor mechanically coupled to the lubricant pump, and a lubricant sensor configured to sense an amount of lubricant dispensed by the lubricant pump and transmit sensor data associated with a sensed amount of the dispensed lubricant. The lubrication system may include a controller coupled to the lubricant sensor and the motor, the controller including one or more processors configured to execute a set of program instructions stored in a memory, the set of program instructions configured to cause the one or more processors to: receive an operation signal associated with the well pump, wherein the operation signal is transmitted to the controller when the well pump is activated, cause the motor to operate upon receiving the operation signal, receive the sensor data; and cause a change in a rate of the motor based on the sensor data.

A method for lubricating large engines, in particular marine or power plant engines, and engines equipped with injectors, according to which one flow meter is provided for all injectors of the engine, one flow meter for all injectors of a cylinder, or one flow meter per injector of the engine, comprising the steps of measuring the lubricant flow with at least one flow meter, converting the measured actual flow to an actual quantity in a control device, comparing the calculated actual quantity with a desired value, and controlling the injectors and adjusting their settings in order to adjust the actual quantity to the desired value for the quantity of lubricant injected for a particular operating mode.

A system for monitoring an aircraft assembly, the system comprising: a plurality of lubrication fittings, each lubrication fitting comprising a passive radio frequency identification component; and a grease gun comprising an radio frequency identification reader and a processor, wherein the processor is configured to: transmit a first signal to cause the radio frequency identification reader to transmit a radio frequency, RF, signal to the passive radio frequency identification components in the lubrication fittings; receive a unique identifier from the passive radio frequency identification component in the lubrication fittings; and transmit a second signal comprising the unique identifier to a digital system.

The invention discloses an oil supply system applied to a bearing test bed, relates to an oil supply system, and aims to solve the problems that a single power source of an existing oil supply system of the bearing test bed corresponds to a plurality of oil supply point positions, the oil quantity is difficult to accurately control, the target temperature of the existing bearing test bed is difficult to control, and each branch needs a temperature control unit, so that the cost is low. The oil supply system comprises a temperature control system, a lubricating oil return system, a lubricating oil supply system and a loading device oil supply system, and the temperature control system, the lubricating oil return system, the lubricating oil supply system and the loading device oil supply system of the oil supply system are respectively installed on an oil tank. The oil supply system is communicated with the oil tank through the temperature control system and controls the temperature of working oil in the oil tank, the outlet end of the lubricating oil return system is communicated with the oil tank, the inlet end of the lubricating oil supply system is communicated with the oil tank, and the inlet end of the loading device oil supply system is communicated with the oil tank. The invention is used in the field of oil supply of the bearing test bench.

The invention provides a lubrication control system and a control method of the lubrication system, and the lubrication control system comprises a gear flowmeter assembly, a lubrication oil station, a sensor assembly comprising a vibration sensor, a temperature sensor and a pressure sensor, and a fault diagnosis control unit in communication connection with all the assemblies. On-line fault diagnosis is executed by conducting correlation analysis on multi-source sensing signals, then the output flow of the lubricating oil station is dynamically adjusted, and on-demand lubrication based on the equipment state is achieved. According to the lubricating system, gear flowmeter monitoring and multi-sensor correlation analysis diagnosis are combined, a control closed loop is formed, on-demand lubricating based on the equipment state is achieved, the problem that the reliability of an existing lubricating system is insufficient due to the fact that the control dimension is single is solved, and the safety and reliability of equipment operation are improved.