24results about How to "Low gas consumption" patented technology

The invention relates to a main-trailer coordination type energy recovery control method and system, and the method comprises the following steps: main vehicle and trailer signal collection: respectively collecting a main vehicle signal and a trailer signal; the collected main vehicle signals and trailer signals are input to an HCU main vehicle controller through a CAN bus; energy recovery required torque of the main vehicle and the trailer is calculated through an HCU main vehicle controller; the HCU main vehicle controller carries out torque arbitration on the calculated main vehicle and trailer energy recovery torque, and then braking energy recovery is carried out through a torque arbitration result; the main vehicle and the trailer are cooperatively considered, and the braking energy of the trailer is considered in the energy recovery process, so that the energy recovery level is improved, the energy-saving level is improved, and the endurance mileage is increased; and the consistent braking strength of the main vehicle and the trailer is taken as a target, so that the'vehicle pushing 'phenomenon in the braking process is avoided, and the potential safety hazard in the braking process is eliminated.

The present invention relates to a combined steam generating device with a preheating water tank, comprising a softening water processor, a normal pressure heating water system and a steam production system which are sequentially connected in series through pipelines; the steam production system comprises a steam boiler, a variable frequency water supply pump, a check valve and a preheating water inlet pipeline; the normal pressure heating water system comprises a preheating electromagnetic boiler, a preheating water tank, a circulating water pump, an electromagnetic valve and a cold water pipeline; the outlet of the softening water processor is connected to the upper part of the preheating water tank through the cold water pipeline; during operation, incoming water is input into the preheating water tank; at night, the preheating electromagnetic boiler is turned on, and the circulating water pump circulates the water in the preheating water tank into the preheating electromagnetic boiler for heating; during daytime, the burner of the gas steam boiler is turned on, and the flue gas further heats the hot water in the waste heat recovery device, and the hot water enters the gas steam boiler to generate steam.

The utility model discloses a layered and opposite type sinking burner for ladle roasting, including gas pipeline, primary air casing, secondary air casing and tertiary air casing, the upper end of gas pipeline is used for with gas supply pipeline intercommunication and the lower end opening forms gas spout, the gap between primary air casing and gas pipeline forms primary air channel, the gap between secondary air casing and primary air casing forms secondary air channel, the gap between tertiary air casing and secondary air casing forms tertiary air channel, and primary air channel, secondary air channel and tertiary air channel are all used for with preheating combustion air pipeline intercommunication, and the lower end opening of primary air casing forms primary air spout, and the lower end opening of secondary air casing forms secondary air spout, and the lateral wall of tertiary air casing is equipped with a plurality of tertiary air spout. Can guarantee the full mixing of gas and combustion air, and can make full use of the heat of high temperature flue gas, and can carry out effective afterburning treatment to the unburnt component remaining in high temperature flue gas.

The utility model discloses a detachable aeration device, including the air intake main pipe of setting in the activated sludge pool upper end, the branch pipe of vertical setting in the air intake main pipe below, the aeration pipe of setting in the branch pipe lower extreme, be equipped with the aeration micropore on the aeration pipe. Can solve the problem of the micropore on the existing aeration device easy to block and not easy to replace and clean after blocking.

The invention relates to a low-energy-consumption zone-control deicing system and a low-energy-consumption zone-control deicing method. Comprising a left / right wing compound distribution valve, an empennage compound distribution valve, a wing front edge deicing sleeve, an empennage front edge deicing sleeve and a controller, a plurality of sections of wing leading edge deicing sleeves are arranged on the leading edge of the left / right wing along the wingspan direction in a partitioned manner, and a plurality of sections of empennage leading edge deicing sleeves are arranged on two sides of the leading edge of the empennage along the wingspan direction in a partitioned manner; the air inlet ends of the left / right wing compound distribution valves are connected with engine air sources on the corresponding sides through deicing pipelines, and the one or more wing leading edge deicing sleeves are connected with the outlet ends of the compound distribution valves on the corresponding sides through the deicing pipelines; the air inlet end of the empennage compound distribution valve is connected with a left / right engine air source through a deicing pipeline, and one or more sections of empennage front edge deicing sleeves are connected with outlet ends of the empennage compound distribution valve through deicing pipelines; and the controller is in communication connection with the left / right wing compound distribution valve and the empennage compound distribution valve, opening and closing of outlet ends of the compound distribution valves are controlled according to a certain time sequence, segmented deicing is achieved, and the consumption demand caused by an engine is reduced. The air bag is driven to act mechanically in a form of extremely low power consumption, and'on-demand, accurate and instantaneous' release of deicing energy is realized.

This invention discloses an automatic anti-condensation purging system and method for ultrasonic / radar level gauges. The system includes an anti-vapor protection device and an automatic purging control air supply unit. The protection device is a double-sleeve structure fitted over the probe, forming an annular air duct, with a directional injection hole at its lower end. The control unit includes a solenoid valve and a pressure reducing valve controlled by a time relay. The method involves setting the purging cycle and duration, and the time relay periodically triggering the solenoid valve to open, allowing dry compressed air to be ejected at high speed through the injection hole in the annular air duct, directionally purging the antenna surface. After purging, the valve is closed, and the process is repeated. Preferably, an electric heating and temperature control system is installed inside the annular air duct. This invention achieves timed, directional, uniform, and low-energy purging of the level gauge antenna surface, effectively preventing water vapor condensation and dust adhesion, and significantly improving the measurement accuracy and operational reliability of the instrument in harsh environments.

The utility model discloses a kind of feeding device and pallet paper separating feeding equipment, it includes pallet feeding station;Put paper separating station, located the X direction side of the pallet feeding station;Pallet unstacking mechanism, located the pallet feeding station;First conveying mechanism, from the bottom of the pallet unstacking mechanism in the pallet feeding station, and is conveyed to the put paper separating station;Second conveying mechanism, setting in the Y side of the put paper separating station;Paper separating feeding bin, setting in the put paper separating station side;Carrying mechanism, from the paper separating feeding bin suction paper is placed to the pallet of the put paper separating station, then carrying the pallet with paper together onto the second conveying mechanism.The utility model occupies small, feeding efficiency is high, and production cost is low.

The utility model discloses a fixture positioning and clamping mechanism of a rhinestone grinding and polishing machine, which is characterized in that a single clamping cylinder is arranged at the top of a mounting seat, a piston rod of the clamping cylinder is connected with a lifting block, a first connecting shaft is arranged at one end of the lifting block, a second connecting shaft is arranged at the other end of the lifting block, and the first connecting shaft penetrates through a first strip-shaped groove at one end of a first swinging arm; the second connecting shaft penetrates through a second strip-shaped groove in one end of a second swing arm, the first swing arm is hinged to a first guide seat on the mounting seat, the other end of the first swing arm is hinged to a first transmission shaft, the first transmission shaft penetrates through a first guide groove in the mounting seat and is connected with a first clamping jaw, and the second swing arm is hinged to a second guide seat on the mounting seat. The other end of the second swing arm is hinged to a second transmission shaft, and the second transmission shaft penetrates through a second guide groove in the installation base and is connected with a second clamping jaw. According to the utility model, the number of the clamping cylinders can be reduced, the synchronism of the clamping action is ensured, and meanwhile, the rhinestone clamp can be kept horizontal after clamping.

The application discloses a kind of multi-modal adaptive furnace temperature control method, system and continuous annealing furnace based on space-time thermal field decoupling, multiple independent heating zones are provided in the continuous annealing furnace, multiple groups of staggered arrangement burners are arranged in each heating zone, four-stage adaptive control strategy based on temperature ratio segmentation and thermal field space-time distribution collaborative control, including: fast response heating zone, proportional regulation transition zone, pulse cross uniform zone, dynamic thermal field maintenance zone. By decoupling furnace temperature control and thermal field spatial distribution, using the way of spatial grouping pulse activation + time staggered control, the rapid response, accurate regulation and uniform maintenance of furnace temperature are realized.The application effectively solves the technical problems of temperature overshoot, response lag, thermal field unevenness, high energy consumption and other technical problems in the traditional control mode, significantly improves the quality of strip steel heat treatment and energy utilization efficiency.

The utility model discloses a valve cover and contain its electromagnetic pulse valve, the valve cover includes valve cover body, the upper surface of valve cover body has the exhaust pipe outside, the exhaust pipe is used for discharging the air of valve cover chamber of electromagnetic pulse valve, the bottom of exhaust pipe with valve cover chamber is linked together, and the top of exhaust pipe constructs and has the exhaust outlet, to export the compressed air in valve cover chamber. Through separating exhaust pipe and valve cover body, the exhaust pipe is external on valve cover body, thus, the section area of exhaust passage increases, and the angle of exhaust passage is reduced, and the exhaust resistance is reduced, can effectively promote the output pressure rising rate of electromagnetic pulse valve.

The invention belongs to the technical field of dry ash conveying, and particularly relates to a pilot-operated type low-pressure energy-saving plug conveying device which comprises an ash conveying pipeline and a special gas accompanying pipeline, a plurality of pilot-operated type automatic plug forming valves arranged at intervals are connected between the ash conveying pipeline and the special gas accompanying pipeline, a plurality of branch pipelines are arranged on the ash conveying pipeline and connected with a third pipe connector, and the third pipe connector is connected with a second pipe connector. Every two adjacent pilot-operated type automatic plug forming valves are connected through a first pipeline, one end of each first pipeline is connected to a first pipe connector of the previous pilot-operated type automatic plug forming valve, the other end of each first pipeline is connected to a fourth pipe connector of the next pilot-operated type automatic plug forming valve, a second pipeline is connected to a second pipe connector, and the other end of each second pipeline is connected to a third pipe connector of the next pilot-operated type automatic plug forming valve. And the other ends of all the second pipelines are connected with a special gas accompanying pipeline. According to the invention, gas is supplied to the pilot-operated type automatic plug forming valve through the special gas accompanying pipeline when the pipe is blocked and the gas is fed, so that point gas feeding can be realized, and no gas is fed to places without pipe blockage, so as to achieve the optimal conveying efficiency.

The invention relates to a dynamic and static pressure hybrid thrust bearing structure and a design method thereof, and the bearing structure, the bearing structure comprises a back plate, a plurality of fan-shaped bosses are uniformly distributed on the circumference of the front surface of the back plate at intervals, gaskets and bottom foils are arranged between two adjacent fan-shaped bosses, fan-shaped flat foils are arranged on the gaskets and the bottom foils, pressure equalizing grooves are formed in the fan-shaped bosses, the pressure equalizing grooves are arc-shaped grooves, and the arc-shaped flat foils are arranged on the back surface of the back plate. Air outlet holes are formed in the pressure equalizing groove and connected with air inlet holes through air supply flow channels, the air supply flow channels are located in the back plate, and the air inlet holes are located in the outer wall of the back plate; an exhaust passage is arranged in the back plate in the radial direction, one end of the exhaust passage is provided with an exhaust hole which is located in the inner wall of the back plate, and fixing threaded holes are formed in the back face of the back plate. The dynamic and static pressure hybrid bearing is of a multi-tile structure, and flexible foils and steps with air inlet holes are distributed in a staggered mode. The working back pressure of the bearing can be improved through external high-pressure air supply of the air inlet holes, the dynamic pressure effect is improved, abrasion of the bearing during starting and stopping is avoided, and therefore the bearing capacity and rigidity of the bearing are improved.

The application discloses a floating type marking needle assembly, which comprises a floating needle head base, an electromagnetic valve, a needle cavity core, a printing needle, a needle outlet air inlet connector, a needle cavity sleeve and a needle return air inlet connector. The electromagnetic valve is fixed on the floating needle head base. The needle cavity core is vertically inserted into a vertical inner cavity on the bottom surface of the floating needle head base, and the printing needle is vertically inserted into the inner cavity of the needle cavity core. The upper part of the printing needle separates the inner cavity of the needle cavity core into an upper air cavity and a lower air cavity which are isolated from each other. The needle cavity sleeve is sleeved outside the needle cavity core, and the needle cavity sleeve is connected with the floating needle head base and makes the upper end of the needle cavity core tightly abut on the top surface of the vertical inner cavity. The space between the needle cavity sleeve and the needle cavity core forms a gas storage cavity, the lower air cavity is communicated with the gas storage cavity, and the needle return air inlet connector is communicated with the gas storage cavity. The floating type marking needle assembly has the technical advantages of good flexibility, more accurate control for each needle, high efficiency, energy saving, small gas consumption and small noise.

The application provides a control method and system for heating furnace combustion optimization, comprising the following steps: S1, connecting a control station with an original fuel control system through Ethernet, and connecting a control manual channel of the original fuel control system; S2, performing temperature control, using relevant valve experience data and furnace change response data to confirm the change amount of the valve and the temperature change corresponding relationship; S3, using actual temperature field change data to perform operation judgment, and sending an execution signal to the relevant valve through temperature difference calculation selection; S4, completing air flow control by the relevant air valve; and S5, sending a control signal to the original fuel control system to complete control. The application improves the combustion stability of the heating furnace, reduces the high dependence on manual operation experience at present, reduces gas consumption and oxidation loss, has high control precision, fast speed response, stable combustion trend, reasonable air-fuel ratio, low modification difficulty and connection safety.

This application relates to a gas supply system and a transmission thermal management system, a vehicle, and a thermal management method. It includes: a gas reservoir assembly, the output end of which is connected to the inlet of a three-way control valve; a gas water bath vaporizer, the gas pipe inlet of which is connected to the first outlet of the three-way control valve; and a gas oil bath vaporizer, the gas pipe inlet of which is connected to the second outlet of the three-way control valve, and the gas pipe outlet of which is connected to the gas pipe inlet of the gas water bath vaporizer. The gas oil bath vaporizer has a transmission lubricating oil inlet and a transmission lubricating oil outlet. This system increases heat exchange between the gas oil bath vaporizer and the transmission lubricating oil, ensuring optimal cooling performance for the transmission in overheated conditions. It also improves the vaporization capacity of the gas supply system, providing the engine with more stable air rail pressure and supply temperature.

The utility model provides a kind of integrated circulating heat exchange cooling kiln, including kiln body and box, the top surface of kiln body is connected with the bottom surface of box, the bottom surface of box is opened with the inside space intercommunication of kiln body's air inlet hole and air outlet hole, the inside of box is equipped with first heat exchanger, the position of air outlet hole is equipped with fan, airflow in box is driven along first direction and flows through the inside of box, and airflow in kiln body is driven along the direction opposite to first direction and flows through the inside of kiln body, wherein, first direction is the conveying direction of kiln body, thus, the inside of kiln body and box can be realized after airflow cooling in the present application, for kiln with very high sealing requirement, leakage risk can be reduced, gas recycling is realized simultaneously, gas consumption is reduced, and internal atmosphere pressure field is more stable.

The application relates to a surface throttling type frictionless air cylinder, which belongs to the technical field of air cylinders. The air cylinder has the advantages of simple structure, good stability, high precision, small gas consumption, small size and convenient machining. The front end of a piston rod is supported in the inside of a cylinder barrel through a gas static pressure bearing, the rear end of the piston rod is connected with a piston, the piston is arranged in the inside of the cylinder barrel, the rear end of the cylinder barrel is provided with a rear end cover, and the front end of the cylinder barrel is provided with a front end cover. The air cylinder only needs single-way gas supply. High-pressure gas is subjected to surface throttling in the micron-level wedge-shaped gap between the piston and the cylinder barrel to form a pressure gas film. The piston is provided with a pressure relief groove, and the excess gas is discharged through the pressure relief groove. The gas film gap is different, and the gas pressure gradient distribution is different, so that the gas backflow can be avoided while the bearing capacity of the gas film is ensured, the pipeline is simple, the machining and assembly are convenient, the gas consumption is minimum in all frictionless air cylinder schemes, and the pneumatic noise is minimum. According to the air floating principle, the frictionless movement is realized, the precision is high due to the self-centering characteristics of the conical surface, and the reliability is improved.

This utility model discloses an air pressure regulating device for an air-jet loom, comprising a support base (1), on the top surface of which a main nozzle (2) and an auxiliary nozzle (3) are mounted; a pressure sensor (4) is installed inside the main nozzle (2), and a main air pipe (5) is connected to the main nozzle (2); a pressure regulating valve (6) is installed on the main air pipe (5), and the pressure regulating valve (6) is electrically connected to the pressure sensor (4); an auxiliary air pipe (7) is connected to the auxiliary nozzle (3), and a pressure regulating pump (8) is installed on the auxiliary air pipe (7); one end of the auxiliary air pipe (7) is connected to the main air pipe (5); an installation groove is provided on the top surface of the support base (1), and an air storage and pressure stabilizing device is installed in each of the installation grooves. This utility model not only reduces production costs, but also has the advantages of high working efficiency, energy saving, high working stability, high accuracy, convenient maintenance, low noise, and high structural stability.

An air-floating motion platform includes: a base, a linear motion drive device, an air-floating device, and an air supply device. The air-floating device is movably supported on the base, and the air supply device is disposed on the base, passing through the air-floating device. The linear motion drive device drives the air-floating device to reciprocate linearly on the support surface of the base. The air supply device is in an open state facing the location of the air-floating device, supplying air to the air-floating device, forming an air film between the air-floating device and the support surface of the base, causing the air-floating device to suspend on the support surface of the base. The air supply device gradually closes as it deviates from and eventually leaves the air-floating device. Magnetic preloading increases the stiffness of the air film, and the mechanical switching function formed by the cooperation of the air-floating device and the air supply device achieves air supply without air pipe disturbance during movement, reducing air consumption compared to stationary guide rail air-floating. The air-floating motion platform provided by this invention effectively solves the problems of high air consumption, low air film stiffness, and air pipe disturbance in existing air-floating motion platforms.

This invention relates to the field of petrochemical technology and discloses a natural gas condensation dehydration tail gas treatment and waste energy cascade recovery system, including a tail gas treatment unit, a waste heat cascade utilization unit, a condensate recovery unit, and an intelligent collaborative control unit. The system utilizes the waste heat from the water-containing tail gas in a tail gas-rich liquid tubular heat exchanger for primary preheating of the low-temperature rich liquid, followed by secondary heating using high-temperature flue gas from the reboiler via a flue gas waste heat recovery unit. This achieves cascaded heating of the ethylene glycol rich liquid, significantly reducing reboiler energy consumption. The condensate recovery unit collects the condensate precipitated during each stage of heat exchange and cooling and extracts and recovers the ethylene glycol component, achieving resource recycling. The intelligent collaborative control unit uses a multi-parameter sensor network and edge computing to dynamically adapt to operating conditions. This invention abandons the traditional high-energy-consuming tail gas incineration method, realizing tail gas resource utilization and deep waste heat recovery, significantly improving the energy-saving and environmental protection level of natural gas dehydration processes.

The present invention discloses a coupled energy-saving system, including a natural gas internal combustion engine distributed energy system and a natural gas steam boiler system, which are coupled through a stratified water tank, a remote liquid level gauge is provided in the stratified water tank, the natural gas internal combustion engine distributed energy system includes an internal combustion generator set, a first heat exchanger, an emergency radiator and a second heat exchanger, the first heat exchanger cools the flue gas, the emergency radiator and the second heat exchanger form a cooling cycle of the cylinder of the internal combustion generator set, the natural gas steam boiler system includes a natural gas boiler, a third heat exchanger, a drain device, an iron ion removal device, a water softener and a softening water tank, and tap water is respectively connected to the water inlet end and the water softener of the fourth heat exchanger arranged in the stratified water tank through a first three-way valve, and the water outlet end of the fourth heat exchanger is connected to the water softener. The present invention uses hot water generated by the waste heat of the internal combustion engine to heat the steam boiler to replenish water, reduces the overflow water temperature, reduces the waste of heat energy, reduces the boiler gas consumption rate, and improves the energy efficiency of the overall system.

The present invention relates to the technical field of kiln equipment, and in particular to an industrial kiln with an energy-saving hot air circulation structure; the kiln comprises: a furnace bellows for wrapping products to be sintered, comprising a plurality of box plates for guiding the flow of air in the furnace of the kiln; a circulating fan fixed above the furnace of the kiln, and the impeller of the circulating fan is wrapped by the fan bellows, a first through hole connected to the furnace of the kiln is provided on the fan bellows below the impeller, a second through hole connected to the exhaust chimney and a third through hole connected to the furnace of the kiln are provided on the top plate of the upper part and the bottom plate of the lower part of the fan bellows respectively; a heater is arranged at the lower part of the furnace of the kiln; the present invention greatly lengthens the flow path of the intake air flow in the furnace, greatly improves the preheating effect of the intake air and the uniformity of product heating, and the gas is always circulated and slowly displaced and discharged from the furnace body; the gas consumption and energy consumption of the furnace body are also greatly reduced.