Power system for mechanical-electrical-liquid hybrid-driven vehicle and control method thereof

The invention provides a power system for a mechanical-electrical-liquid hybrid-driven vehicle and a control method thereof, and belongs to the technical field of the energy conservation and emission reduction of vehicles. A vehicle transmission system belongs to an internal-combustion engine, electromotor and hydraulic pump/motor hybrid drive power system, the electromotor and the hydraulic pumpmotor are connected with a main reducing gear and a differential mechanism directly by using the stepless speed regulating characteristic of the electromotor and the hydraulic pump motor, and the operating strength of drivers is reduced for the vehicle can be driven to run without a clutch and a speed changing box; the vehicle is driven to run by a storage battery-electromotor in the conventionalrunning process, and a hydraulic accumulator-variable pump/motor is only used for recovering and recycling the braking energy of the vehicle, so the charge impact of an electrical system is reduced, and ...

Automobile cold start emission absorbing device and control method thereof

The invention discloses an automobile cold start emission absorbing device and a control method thereof, and belongs to the field of internal combustion engines. The automobile cold start emission absorbing device is connected to an automobile engine exhaust pipe in a parallel mode, activated carbon is used as an absorbing material, and an electronic control unit determines the working condition of an absorber by acquiring temperature signals of three-way catalysts and a temperature control device based on a corresponding control strategy and by turning on and off a plurality of electromagnetic valves. The activated carbon is used for absorbing emissions generated in the cold start process of an engine, and the temperature of exhaust gas entering the absorber can be adjusted through the temperature control device. After the three-way catalysts work normally, a bypass of the device is removed. Engine rig tests show that the engine cold start HC emission can be lowered by over 80% by the ...

Data processing method and system and computer readable storage medium

The invention discloses a data processing method and system and a computer readable storage medium, and the method comprises the steps: responding to a data operation instruction, and carrying out corresponding data processing in combination with an application service platform and a block chain platform, and the data processing comprises data storage, data right confirmation, authorization, circulation and the like. According to the scheme of the embodiment, credible storage of the data can be realized, all parties are willing to share, and the data can be shared safely and compliantly. Specifically, through an electronic data block chain right confirmation and circulation scheme, a block chain distributed consensus and chain storage technology is used, and data storage and process recording are both safer and more credible; a block chain intelligent contract technology is used to replace a traditional text contract, and other processes can be better embedded; a block chain identity authentication ...

Electric control system of mixed fuel rotor machine

The invention relates to an electric control system of a mixed fuel rotor machine, in particular to an electric control system composition and control method of the mixed fuel rotor machine, and belongs to the field of control of internal combustion engines. The system mainly comprises an electric control injection subsystem, an electric control ignition subsystem and the like. The electric control system has the advantages that fuel injection and ignition of the mixed fuel rotor machine can be controlled; the performance of the mixed fuel rotor machine under different stations is improved; and the fuel economical efficiency and power performance are improved; and emissions are reduced. The electric control system of the mixed fuel rotor machine is simple in principle, reliable and stable, and the quite reliable electric control method of the mixed fuel rotor machine is achieved.

Internal-combustion engine with waste heat reclamation and utilization function and control method

The invention provides an internal-combustion engine with waste heat reclamation and utilization function and a control method, and particularly relates to exhaust waste heat reclamation and utilization, fuel supply and combustion control of an internal-combustion engine. The device combined with an electric control system of a traditional spark ignition internal-combustion engine can realize reclamation and utilization of exhaust energy of the internal-combustion engine. The device does not reclaim the exhaust energy when the internal-combustion engine is in the working conditions of start, idle speed and high load, reclaims the exhaust energy when the internal-combustion engine is in the working condition of partial load, realizes thin combustion of hot air of the partial load and a large restrictor of the internal-combustion engine by heating the inlet air, and greatly reduces the oil consumption and emission of the partial load of the spark ignition internal-combustion engine for a ...

Pressure wave supercharger performance test system

The test system for the gas wave supercharger character belongs to the gas engine field. The invention includes the gas wave supercharger, which the stator includes the inlet for high-temperature andpressure gas, the supercharging air outlet, the outlet for low-temperature and pressure gas and fresh air inlet; electric engine driving rotor. It is characterized in that: the air compressor is connected with the electric heater, the high temperature connecting conduit is between the electric heater and inlet of high-temperature and pressure; the high temperature sensor and the high pressure gassensor are connected to the high temperature connecting conduits; the air throttle is installed at the supercharging air outlet, the air inlet connecting conduit is between the air throttle and the supercharging air outlet; the air meter, the air-inlet temperature sensor and the air-inlet pressure sensor are installed on the connecting conduit; the data of sensor is inputted into the computer by the ...

Application of tRF-19-DRMD5112 in preparation of renal cell carcinoma diagnostic kit

The invention discloses an application of tRF-19-DRMD5112 in the preparation of a diagnostic kit for renal cell carcinoma, and the specific sequence of the tRF-19-DRMD5112 is 5 '-AATCCCGGACGAGCCCCCA-3'. The invention further discloses a preparation method of the diagnostic kit for renal cell carcinoma. According to the diagnostic kit, a small RNA (Ribonucleic Acid) tRF-19-DRMD5112 is used as a marker to detect the expression quantity of the small RNA in plasma, and early diagnosis is carried out on the renal cell carcinoma. The invention provides application of tRF-19-DRMD5112 in preparation of a diagnostic kit for renal cell carcinoma, and early diagnosis of renal cell carcinoma is realized by detecting the expression quantity of small RNA (Ribonucleic Acid), namely tRF-19-DRMD5112, in plasma. The detection method is simple to operate, short in period, high in sensitivity and easy to clinically popularize.

Vehicle-mounted methanol hydrogen production plant

The invention provides a vehicle-mounted methanol hydrogen production plant, relating to the technical field of preparation and application of hydrogen. The vehicle-mounted methanol hydrogen production plant is characterized by comprising a storage tank, a combustor, a methanol cracking reactor, an electromagnetic flowmeter, a tail gas buffer tank, a pressure swing adsorber, a gas flowmeter and a condensate pipe, wherein the storage tank is connected with a deionized water pipeline, a methanol pipeline and a gas flowmeter, and connected with a gas inlet of the methanol cracking reactor through a pipeline; the combustor is connected with the methanol pipeline, connected with the gas inlet of the methanol cracking reactor through a pipeline, and connected with the tail gas buffer tank through a pipeline; the tail gas buffer tank is connected with the bottom end of the pressure swing adsorber through a pipeline; a gas outlet of the methanol cracking reactor is connected with the bottom end ...

Fuel on-site mixing and compressed ignition internal combustion engine and control method

The invention provides a fuel field mixing compression ignition internal combustion engine and a control method thereof, in particular relates to fuel preparation, supply and combustion control of a combustion engine. The invention adopts a high-octane and high-cetane fuel field mixing and auxiliary ignition technology, and can meet the requirement that the internal combustion engine makes use of the fuel of different octane numbers under different loads, namely, more high-cetane fuel is mixed in the high-octane fuel under low load or ignition is assisted in, to improve the ignition property of the mixed fuel so that the mixed fuel can be fired reliably under low load and temperature with the firing time controllable. The quantity of high-cetane fuel to be mixed in is reduced under medium load; a signal high-octane fuel is adopted under large load to avoid engine detonation. By adopting the fuel field mixing compression ignition combustion mode, not only an even premixing compression ignition ...

Protocol management method and device, terminal equipment and storage medium

The invention discloses a protocol management method and device, terminal equipment and a storage medium, and the method comprises the steps: receiving a service protocol uploaded by an enterprise through issuing a corresponding decentralized identity certificate for each party of the protocol, calculating a protocol file fingerprint, and obtaining an enterprise and personal digital identity signature corresponding to the service protocol; a service protocol is uploaded to an interstellar file system, file storage safety is ensured, protocol file fingerprints, enterprise signatures and personal signatures are uploaded to a block chain, uplink evidence storage is achieved and synchronized to all nodes corresponding to the block chain, and the nodes comprise judicial nodes and are used for calling the evidence through the judicial nodes when objection is generated subsequently. And the consistency of the called protocol versions is ensured.

Device and method for producing oxyhydrogen through vehicle-mounted oxyhydrogen producer using residual electricity supplied by internal combustion engine

The invention relates to a device and method for producing oxyhydrogen through a vehicle-mounted oxyhydrogen producer using residual electricity supplied by an internal combustion engine. The system keeps the entire main body and a control system of the original internal combustion engine, one set of vehicle-mounted oxyhydrogen producer control system and one set of oxyhydrogen production, storage and supply system are added. The device mainly comprises the vehicle-mounted oxyhydrogen producer, a hydrogen storage tank, a hydrogen pressure reducer, a hydrogen flame retarding valve, an oxygen storage tank, an oxygen pressure reducer, an oxygen flame retarding valve, a storage battery loop relay connected between the engine and a storage battery, an oxyhydrogen producer loop relay connected between the engine and the oxyhydrogen producer, an electronic control unit and the like, wherein the hydrogen storage tank, the hydrogen pressure reducer and the hydrogen flame retarding valve are connected ...

Drainage asphalt pavement structure of sponge city

The invention relates to the field of sponge city construction, and particularly discloses a drainage asphalt pavement structure of a sponge city, which comprises a pavement base layer positioned at the lowest layer, an asphalt lower sealing layer paved on the pavement base layer, an asphalt mixture structure layer paved on the asphalt lower sealing layer, and an asphalt upper sealing layer paved on the asphalt mixture structure layer, a drainage asphalt concrete pavement layer is paved on the asphalt upper sealing layer, and the drainage asphalt concrete pavement layer is formed by paving a drainage asphalt mixture; the drainage asphalt mixture is prepared from the following raw materials in parts by weight: 70 to 100 parts of coarse aggregate, 5 to 15 parts of fine aggregate, 2 to 6 parts of mineral powder, 3 to 7 parts of asphalt and 4 to 8 parts of water stabilizer. The drainage asphalt pavement structure has the advantages of water erosion resistance and long service life.

hydrogen-gasoline blended fuel rotary engine and control method

The invention relates to a hydrogen-gasoline blended fuel rotary engine and a control method, in particular to the hydrogen-gasoline blended fuel rotary engine and a control device, and belongs to the field of internal combustion engine control. The rotary engine main comprises an electronic control gasoline jetting system, an electronic control hydrogen jetting system, an ignition system and the like. The rotary engine has the advantages that existing electronic control jetting technologies of the internal combustion engine are applied to the rotary engine, and the fuel jetting and control under of the hydrogen-gasoline blended fuel rotary engine different working conditions are improved. In addition, due to the specific physical and chemical properties of hydrogen, the combustion of fuel can be improved, the oil consumption can be reduced, and meanwhile, the discharge of noxious substances can be reduced. The rotary engine and the control method have the advantages that the implementation ...

Combined tail gas collection system for multi-cylinder engine and control method thereof

The invention discloses a combined tail gas collection system for a multi-cylinder engine and a control method thereof, relating to a device capable of being rapidly switched and used for independently collecting and analyzing the tail gas of each cylinder and each exhaust stage. The device mainly comprises a combined tail gas acquisition device, a cooling water jacket, an air compressor, a pressure gage, a high-temperature temperature sensor and a header, an air-fuel ratio analyzer, a tail gas analyzer, a tail gas carbon black granule analyzer, a waste gas collector, a solenoid valve and thelike. The invention has the advantage that a set of tail gas collecting and analyzing device can be applied to collecting and analyzing the tail gas of each cylinder and each working condition of themulti-cylinder engine rapidly, conveniently and accurately. The device is simple in structural design and easy to manufacture and operate, and is favorable for reducing equipment purchase and application ...

Pneumatic vehicular braking energy recovery and recycling device and control method

The invention provides a pneumatic vehicular braking energy recovery and recycling device and a control method, which belong to the technical field of energy conservation and emission reduction of vehicles. The device provided by the invention is characterized in that in the checking brake process of a vehicle, an air compressor is connected with a drivetrain system of the vehicle by an electromagnetic clutch, the air compressor is driven to operate by using the inertia of the vehicle so as to recover the braking energy of the vehicle, and the high pressure air produced by the air compressor is stored in a high pressure gas cylinder; when a vehicle is accelerated, the high pressure air stored in the high pressure gas cylinder can carry out air-intake compensation on an internal-combustion engine, which facilitates the sufficient air acquisition of the internal-combustion engine under instantaneous conditions, and improves the dynamic property and acceleration performance of the internal-combustion ...

Road traffic safety awl

The utility model discloses a road traffic safety awl, the on -line screen storage device comprises a base, be connected with conical expanding spring on the base, the circular cone cover that has flexible function is cup jointed to expanding spring's outside, be equipped with a plurality of LED lamp on the surface of circular cone cover, the circular cone is sheathe in and is equipped with first power cord, be equipped with first interface on the first power cord, the parallelly connected back of a plurality of LED lamp is connected with first power cord, be equipped with the battery in the base, be equipped with the second source line on the base, be equipped with the second interface on the second source line, first interface and second interface phase -match, be equipped with shift knob on the outer wall of base, a battery, shift knob and second source line are established ties mutually. The beneficial effects of the utility model are that: (1 ) simple structure, (2 )The volume is variable ...

Hydrogen production rate control device based on vehicle-mounted hydrogen production machine

The invention provides a hydrogen production rate control device based on a vehicle-mounted hydrogen production machine, and relates to the field of applications of the hydrogen production machines of internal combustion engines. The hydrogen production control device comprises a concentration monitor, a water storage tank, a water pump, a KOH (potassium hydroxide) solution storage tank, a KOH solution pump, a temperature sensor, a temperature adjuster, an alkaline type electrolytic box, a hydrogen storage tank, a pressure adjusting valve, a pressure gauge, a mass flowmeter, a storage battery and a voltage inverter, wherein the concentration monitor, the water storage tank, the water pump and the KOH solution storage tank are serially connected through a pipeline, the KOH solution pump is connected with the KOH solution storage tank through one end of the pipeline, the other end of the KOH solution pump is connected with the alkaline type electrolytic box, and the KOH solution storage tank ...

Vehicle-mounted oxyhydrogen-making machine-based internal-combustion engine emission control device and control method thereof

The invention relates to a vehicle-mounted oxyhydrogen-making machine-based internal-combustion engine emission control device and a control method thereof, which belong to the field of control over internal-combustion engine emission. In the system, a set of tail gas catalysis conversion system, a set of oxyhydrogen gas injection system and a set of oxyhydrogen gas preparation and storage system are added on the basis of preserving the whole body and the control system of the original engine. The device mainly comprises an oxyhydrogen-making machine, an oxygen storage tank, a hydrogen storage tank, hydrogen and oxygen pipeline flame retardant valves, hydrogen and oxygen nozzles, an oxidation catalyst, a reduction catalyst, an exhaust temperature sensor, a wide range oxygen sensor, an oxyhydrogen electronic control unit and the like, wherein the oxygen storage tank and the hydrogen storage tank are connected with the oxyhydrogen-making machine; the oxygen catalyst, the reduction catalyst ...

A multi-function car digital instrument system

The invention relates to a multifunction automobile digital instrument system which comprises a liquid crystal screen and an embedded singlechip fixed on the back of the liquid crystal screen; sensor data is still read through a bus interface of the prior analogue instrument board, without changing the installation structure of the prior vehicle instrument board. The system is provided with all functions of the prior analogue instruments of an automobile, besides, the system is also provided with functions such as monitoring vehicle running state and fault diagnosis, monitoring driving state of drivers, monitoring vehicle discharge state, vehicle traveling recorder, video reversing radar, GPS navigation, GPRS wireless data transmission and so on. The multifunction automobile digital instrument system of the invention can greatly expand functions of the prior instrument board and make the prior instrument board to be the information processing center of modern automobiles. The application ...

Internal combustion engine with fuels being mixed and ignited on the spot and control method thereof

The invention provides an internal combustion engine with fuels being mixed and ignited on the spot and a control method thereof, in particular preparation, feeding and combustion control of fuels ofa combustion engine. A set of high-cetane and high-octane fuel feed and control system is additionally arranged in the internal combustion engine, and the system comprises a mixed fuel electronic control unit (8), a high-octane fuel box (9), a high-octane fuel pressure regulator (10), a high-octane fuel nozzle (13), a high-cetane fuel nozzle (14), a high-cetane fuel pressure regulator (17) and a high-cetane fuel box (18); and by controlling the high-octane flue nozzle, the high-cetane fuel nozzle and an ignition module, the spot mixing, the mixing ratio control, the excess air coefficient control and the ignition control of high-octane fuel and high-cetane fuel are achieved. The invention avoids accidental fire of the traditional single-fuel spark-ignition internal combustion engine in a cold ...

Data processing method, device and equipment and computer readable storage medium

The invention discloses a data processing method, device and equipment and a computer readable storage medium, and the method comprises the steps: enabling a data user and a data provider to carry out data sharing in a data sharing processing module according to a solution module and the data sharing processing module; and when the data user initiates a data use request to the data sharing processing module, the data provider agrees with the data use request, so that the point module performs point change on the data user and the data provider, thereby enriching excitation modes in the data sharing process and adapting to a large number of service scenes.

Device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and control method thereof

The invention discloses a device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and a control method thereof, particularly relating to prepare, store and feed the hydrogen and the oxygen on a vehicle. In the system, based on reserving an engine storage battery, a vehicle-mounted hydrogen and oxygen preparing device, a hydrogen and oxygen storing device, a hydrogen and oxygen preparing, storing and electronicaly control unit are increased, wherein, according to an accumulator voltage signal, and a hydrogen and oxygen storage tank pressure signal, the electronicaly control unit controls opening and closing of a hydrogen and oxygen preparing machine switch relay, an oxygen tank unidirectional gas discharging valve, an oxygen supply linear solenoid valve and a hydrogen supply pipeline solenoid valve, thus realizing the preparation, storing, feeding, and controlling of the hydrogen and the oxygen on the vehicle. The system has the advantages of realizing the preparationand ...

A multi-function car digital instrument system

The invention relates to a multifunction automobile digital instrument system which comprises a liquid crystal screen and an embedded singlechip fixed on the back of the liquid crystal screen; sensor data is still read through a bus interface of the prior analogue instrument board, without changing the installation structure of the prior vehicle instrument board. The system is provided with all functions of the prior analogue instruments of an automobile, besides, the system is also provided with functions such as monitoring vehicle running state and fault diagnosis, monitoring driving state of drivers, monitoring vehicle discharge state, vehicle traveling recorder, video reversing radar, GPS navigation, GPRS wireless data transmission and so on. The multifunction automobile digital instrument system of the invention can greatly expand functions of the prior instrument board and make the prior instrument board to be the information processing center of modern automobiles. The application ...

Method for recovering and processing waste and old lithium ion battery electrolyte

The invention relates to a method for recovering and processing a waste and old lithium ion battery electrolyte, which belongs to the cleaning production field of a lithium ion battery industry. According to the invention, electrolyte volatilization and lithium hexafluorophosphate decomposition during a recovery process of an obsolete dynamic lithium ion battery employ a low-temperature freezing method to eliminate the harm of the electrolyte, water added in the distilled electrolyte can be taken as a catalyst for decomposition of lithium hexafluorophosphate to reach a purpose for harmlessness processing of the electrolyte. According to the invention, after the power cell is disconnected, collection of the electrolyte can be realized, destroy of the electrical core can be avoided, and the processing requirement of the cell material before recovery is reached.

Control method of combustion engine using dimethyl ether and high-octane rating fuel

The invention provides a control method of a combustion engine using dimethyl ether and high-octane rating fuel, relating to a flexible scene mixing mode of dimethyl ether (DME) and high-octane rating fuel combining with a compound mixing combustion mode of ignition and compression ignition. According to the operation working condition of the combustion engine, the combustion mode is selected, and the scene mixing in different ratios is regulated in real time by using the pure DME and high-octane rating fuel so as to meet the requirement of the combustion engine on the fuel under the whole working condition. Under a starting and idling working condition, ignition is carried out by the pure DME; when in 0-30% small load, high-octane rating fuel-DME with high DME mixing ratio is used for carrying out homogeneity premixing and compression ignition; when in 30-70% intermediate load, the high-octane rating fuel-DME mixing fuel with low DME mixing ratio is used for carrying out spark ignition ...

Preparation and storage device of reformed gas and control method thereof

The invention relates to a preparation and storage device of reformed gas and a control method thereof, in particular to the device for generating and utilizing the reformed gas in an automobile engine system, which consists of a reformed gas preparation system, a reformed gas storage system and an electronic control system. The preparation and storage device comprises a fuel storage device (1), a fuel pump (2), a fuel flow control solenoid valve (3), a reforming reactor (4), a reformed gas storage flow control solenoid valve (5), a reformed gas storage device (6), a reformed gas supply flow control solenoid valve (7), an engine exhaust temperature sensor (8), a pressure sensor (9) of the reformed gas storage device, an engine load signal (10), an engine speed signal (11) and an electronic control unit (12). The invention solves the problems of difficult storage and transportation of hydrogen, long hydrogenation time, potential safety hazards and the like of a hydrogen/gasoline blended ...

Car-mounted hydrogen generation system

The invention discloses a car-mounted hydrogen generation system and relates to the field of car energy development. The system comprises solution storage chamber containing electrolysis solutions, an electrolysis machine for electrolyzing the electrolysis solutions in the solution storage chamber to generate hydrogen and a heat exchanger for cooling the generated hydrogen. The electrolysis machine is connected with a direct-current power supply. The heat exchanger is the all aluminum cooling-fin-free micro-channel heat exchanger. A water collection tank is arranged below the heat exchanger, and a water pump is arranged on one side of the water collection tank and is connected between the water collection tank and a spray water unit. Compared with the prior art, a few of electrolysis solutions are added in water in the solution storage chamber, electrolysis is performed through the electrolysis machine to generate hydrogen, the electrolyzed hydrogen is cooled through the water-film external ...

Fuel on-site mixing and compressed ignition internal combustion engine and control method

Pressure wave supercharger performance test system

The test system for the gas wave supercharger character belongs to the gas engine field. The invention includes the gas wave supercharger, which the stator includes the inlet for high-temperature and pressure gas, the supercharging air outlet, the outlet for low-temperature and pressure gas and fresh air inlet; electric engine driving rotor. It is characterized in that: the air compressor is connected with the electric heater, the high temperature connecting conduit is between the electric heater and inlet of high-temperature and pressure; the high temperature sensor and the high pressure gas sensor are connected to the high temperature connecting conduits; the air throttle is installed at the supercharging air outlet, the air inlet connecting conduit is between the air throttle and the supercharging air outlet; the air meter, the air-inlet temperature sensor and the air-inlet pressure sensor are installed on the connecting conduit; the data of sensor is inputted into the computer by the ...

Hydrogen-oxygen-mixed high-octane fuel ignition combustion engine and control method thereof

The invention provides an ignition combustion engine by the mode of mixing hydrogen and oxygen with high-octane fuel and a control method thereof, and particularly relates to a fuel storage and supply system of the ignition combustion engine by the mode of mixing the hydrogen and the oxygen with the fuel, fuel proportional distribution and combustion process control, wherein, a set of on-board hydrogen and oxygen production, a storage and supply device is added to the system on the basis of retaining main parts and an electronic control unit of the original engine. The hydrogen and oxygen mixed fuel electronic control unit (12) can control the opening and closing of a hydrogen nozzle and an oxygen nozzle according to sensor signals c-h so that the engine can run in three combustion modes such as pure hydrogen and oxygen mixed gas, hydrogen-oxygen-high-octane fuel mixed gas and pure high-octane fuel according to different operating conditions, thus greatly lowering HC and CO emission in ...

Reformed-gas-based device and method for purifying engine tail gas

The invention relates to a reformed-gas-based device and a reformed-gas-based method for purifying engine tail gas. The device comprises three parts, namely a tail gas circulation unit, a reformed fuel supply unit and an electronic control unit, wherein the tail gas circulation unit comprises an engine, a platinum (Pt)-base catalytic reformer and a Cu-base catalytic reformer; the reformed fuel supply unit comprises a reformed fuel tank, a reformed fuel pump and a reformed fuel flow control solenoid valve; and the electronic control unit comprises a flow sensor, a temperature sensor and an electronic control unit. The device and the method apply a lean-burn control strategy. Under the lean-burn condition, O2 in the engine tail gas is sufficient, a product formed by burning fuel passes through the Pt-base catalytic reformer originally, and HC and CO in the tail gas react with the O2 in the presence of a Pt-base catalyst; then the product passes through the Cu-base catalytic reformer, and ...

Pressure hybrid power transmission system and control method

The invention relates to a pressure hybrid power transmission system and a control method, in particular to a motor vehicle transmission system which utilizes, converts and stores energy of a motor vehicle power and transmission system and realizes double power synergy drive of an internal combustion engine and an air motor, and a control method, and belongs to the technical field of vehicle hybrid power. The system consists of an internal combustion engine, a hybrid power control unit, a compressor, a low-power air motor, an internal combustion engine control unit, an overrunning clutch, a high-power air motor, a speed changer, a slave cylinder air evacuation valve, a driving wheel, a brake, a brake slave cylinder, a dynamic coupling device, an electromagnetic clutch, a pneumatic accumulator pressure sensor, a pneumatic accumulator, an air horn and an electromagnetic valve and can recycle the braking energy of a vehicle in a pneumatic energy mode. A pressure system and the internal combustion ...

Combined tail gas collection system for multi-cylinder engine and control method thereof

The invention discloses a combined tail gas collection system for a multi-cylinder engine and a control method thereof, relating to a device capable of being rapidly switched and used for independently collecting and analyzing the tail gas of each cylinder and each exhaust stage. The device mainly comprises a combined tail gas acquisition device, a cooling water jacket, an air compressor, a pressure gage, a high-temperature temperature sensor and a header, an air-fuel ratio analyzer, a tail gas analyzer, a tail gas carbon black granule analyzer, a waste gas collector, a solenoid valve and the like. The invention has the advantage that a set of tail gas collecting and analyzing device can be applied to collecting and analyzing the tail gas of each cylinder and each working condition of the multi-cylinder engine rapidly, conveniently and accurately. The device is simple in structural design and easy to manufacture and operate, and is favorable for reducing equipment purchase and application ...

Reformed gas-gasoline blended fuel internal combustion engine and control method

The invention discloses a reformed gas-gasoline blended fuel internal combustion engine and a control method. The method comprises the following steps that: air and fuel are combusted in the internal combustion engine 15 and then enter atmosphere through a heat pipe in a reformation reactor 5; a reformation fuel pump 2 pumps liquid fuel in a reformation fuel tank 1 into the reformation reactor 5 through a reformation fuel flow control solenoid valve 3; a reformation gas pump 7 pumps reformation gas into a reformation gas storage tank 8 for continuous storage; and when the pressure of the reformation gas storage tank 8 is greater than 3 Bar, a reformation gas flow control solenoid valve 10 is opened, and the reformation gas is injected into the gas inlet channel of the internal combustion engine 15 through a reformation gas track 11 from a reformation gas nozzle 12, wherein a reformation gas electronic control unit 16 acquires a temperature signal to realize the schemes of reformation gas ...

Waste and old hard-case power lithium ion battery electrolyte displacement apparatus and displacement method thereof

The invention relates to a waste and old hard-case power lithium ion battery electrolyte displacement apparatus and a displacement method thereof, which belongs to the lithium ion battery recovery and cleaning production fields. According to the invention, an electrolyte flowed in the cell is extracted from an explosion-proof valve port through a vacuum system, cleaning fluid is introduced in the cell through a liquid inlet system, after standing, the inner liquid of the cell is extracted through the vacuum system, and most volatile electrolyte and the solvent can be brought out if the steps are repeated. Through the pre-processing, the harmful gas to human body and environment when the cell is disassembled can be reduced. The extracted electrolyte enables cycle utilization through steps such as distillation, and the addition amount of the cleaning fluid can be controlled through a flowmeter and a solenoid valve.

Internal-combustion engine with waste heat reclamation and utilization function and control method

The invention provides an internal-combustion engine with waste heat reclamation and utilization function and a control method, and particularly relates to exhaust waste heat reclamation and utilization, fuel supply and combustion control of an internal-combustion engine. The device combined with an electric control system of a traditional spark ignition internal-combustion engine can realize reclamation and utilization of exhaust energy of the internal-combustion engine. The device does not reclaim the exhaust energy when the internal-combustion engine is in the working conditions of start, idle speed and high load, reclaims the exhaust energy when the internal-combustion engine is in the working condition of partial load, realizes thin combustion of hot air of the partial load and a large restrictor of the internal-combustion engine by heating the inlet air, and greatly reduces the oil consumption and emission of the partial load of the spark ignition internal-combustion engine for a ...

Permeable concrete pavement permeable rate testing method

The invention relates to the technical field of concrete pavement detection, in particular to a permeable concrete pavement permeable rate testing method which comprises the following steps: S1, preparation work: firstly, cleaning a pavement, and preparing detection equipment; s2, testing is started, detection equipment is placed on the road surface, connection between the detection equipment and the road surface is sealed, and lateral water seepage is reduced; s3, observing a numerical value, observing the change of the water level in the detection equipment in unit time, and recording; and S4, calculating the water permeability rate, calculating the water permeability rate according to the water level change in unit time, and averaging multiple groups of data. The method has the effect of improving the detection precision of the permeable rate.

Preparation and storage device of reformed gas and control method thereof

The invention relates to a preparation and storage device of reformed gas and a control method thereof, in particular to the device for generating and utilizing the reformed gas in an automobile engine system, which consists of a reformed gas preparation system, a reformed gas storage system and an electronic control system. The preparation and storage device comprises a fuel storage device (1), a fuel pump (2), a fuel flow control solenoid valve (3), a reforming reactor (4), a reformed gas storage flow control solenoid valve (5), a reformed gas storage device (6), a reformed gas supply flow control solenoid valve (7), an engine exhaust temperature sensor (8), a pressure sensor (9) of the reformed gas storage device, an engine load signal (10), an engine speed signal (11) and an electronic control unit (12). The invention solves the problems of difficult storage and transportation of hydrogen, long hydrogenation time, potential safety hazards and the like of a hydrogen/gasoline blended ...

Recycled asphalt mixture and preparation method thereof

The invention discloses a recycled asphalt mixture and a preparation method thereof. The recycled asphalt mixture is prepared from the following raw materials in parts by weight: 30-60 parts of modified recycled asphalt; 15 to 25 parts of aggregate; 20 to 30 parts of mineral powder; 10 to 30 parts of polyurethane fiber; the modified recycled asphalt is prepared by modifying recycled asphalt, a modifier, polyacrylamide, nano titanium dioxide and an emulsifier. The method has the effect of improving the compressive strength of the recycled asphalt mixture.

Hydraulic hybrid electric vehicle transmission system and control method thereof

The invention provides a hydraulic hybrid electric vehicle transmission system, which belongs to the technical field of vehicle energy conservation and emission reduction. The vehicle transmission system, without a clutch or a gear box, is directly connected with a main reducer and a differential to drive the vehicle according to the stepless speed regulation characteristics of an electromotor and a hydraulic pump/motor to reduce the operation strength of a driver. A storage battery-electromotor is used as the main power source of the vehicle; a hydraulic accumulator-variable pump/motor is only used for recycling and reusing the brake energy of the vehicle; during acceleration, the hydraulic pump/motor supplies extra power; particularly in start process, the hydraulic pump/motor alone drives the vehicle to start moving, and the electromotor can always run in stable conditions. The impact of variable conditions on the circuit system is reduced, the load of the storage battery is remarkably ...

Mechanic and hydraulic hybrid type power transmission system and control method

The invention relates to a mechanic and hydraulic hybrid type power transmission system and a control method. The power transmission system is characterized in that a hydraulic pump/motor (12) is in rigid connection between an internal-combustion engine (2) and a clutch (11); a high-pressure oil port of the hydraulic pump/motor (12) is connected to a two-position three-way valve A (4) and connected to a high-pressure accumulator (5) by a hydraulic control one-way valve (7); a low-pressure oil port of the hydraulic pump/motor (12) is connected to a low-pressure accumulator (13); the hydraulic pump/motor (12) is further connected to the hydraulic control one-way valve (7) by a two-position three-way valve B (8); a pressure sensor (6) of the high-pressure accumulator (5), a brake pedal position sensor (15), an accelerating pedal position sensor (16) and an internal-combustion engine starting key position sensor (17) are connected to a hybrid power control unit (9) by electric cables; thehybrid ...

Automobile eddy current retarder breaking heat energy recycling device and control method

The invention provides an automobile eddy current retarder breaking heat energy recycling device and a control method, belonging to the field of automobile energy conservation and emission reduction technology. A large amount of low-grade heat energy produced in the braking process of a permanent-magnet retarder used in a heavy truck is recycled into electric energy by using organic Rankine cycle, the produced electric energy is used for catalytically reforming methanol aqueous solution, and the produced reformed gas is introduced into an intake pipe of a diesel engine and mixed with diesel oil for combustion. As the diesel engine is in idling and has poor combustion condition when an automobile uses a retarder; working medium exhaust gas produced after an expander does work is used in the invention to heat the inlet gas of the diesel engine so as to improve the combustion of the diesel engine and reduce emission. Through comprehensive effects of an organic Rankine cycle generating system ...

Elliptical piston rotary engine based on liquid hydrogen fuel and control method thereof

The invention designs an elliptical piston rotary engine based on liquid hydrogen fuel and a control method of the elliptical piston rotary engine, belongs to the field of engines, and particularly relates to a control strategy for controlling the inlet temperature of hydrogen by adjusting the flow of a cold air fan according to the rotating speed of the engine. According to output signals of the rotating speed, the cooling medium temperature difference and flow and the liquid hydrogen front-back temperature difference and flow, the engine rotating speed is divided into three intervals, the air inlet temperature of hydrogen at different rotating speeds is adjusted through a cooling fan, and the phenomena of engine tempering, knocking and abnormal combustion are restrained through the characteristics of low temperature and latent heat of vaporization.

Device and method for achieving full throttle valve running of internal combustion engine through hydrogen mixing

The invention provides a device and control method for achieving full throttle valve running of an internal combustion engine through hydrogen mixing and particularly relates to a lean combustion, fuel control and full throttle valve combustion technologies. A combustion information feedback device and a combustion electronic control unit are added to a system on the basis of reserving all parts of an internal combustion engine body. The combustion electronic control unit can control a throttle valve to be fully open when the internal combustion engine runs; the actual torque is the same as the target torque through the adjustment of the fuel injection pulse width; through the adjustment of the hydrogen injection pulse width, the cyclical variation of the internal combustion engine is controlled, so that the internal combustion engine can stably run in a fully open mode of the throttle valve under part of load, the throttling loss at the position of the throttle valve is eliminated, and ...

Intake air temperature control system of automotive adsorber

The invention relates to an intake air temperature control system of an automotive adsorber. The intake air temperature control system of the automotive adsorber comprises a primary cooling water loop (3) which enables the cooling water to circulate between an engine (8) and a main radiator (6) enabling the engine cooling water to radiate; a secondary cooling water loop (4) which enables the engine cooling water to circulate between the engine and a secondary radiator (5) enabling the engine cooling water to radiate, and a flow control device is arranged between the engine and the secondary radiator; an adsorber intake air temperature control cooling water loop (9) which enables the engine cooling water to circulate between the engine and an adsorber intake air temperature control device (13), and a flow control device is arranged between the engine and the intake air temperature control device (13). After starting the engine, the engine cooling water is used for cooling the intake air ...

Device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and control method thereof

The invention discloses a device for preparing, storing and feeding vehicle-mounted hydrogen/oxygen and a control method thereof, particularly relating to prepare, store and feed the hydrogen and the oxygen on a vehicle. In the system, based on reserving an engine storage battery, a vehicle-mounted hydrogen and oxygen preparing device, a hydrogen and oxygen storing device, a hydrogen and oxygen preparing, storing and electronicaly control unit are increased, wherein, according to an accumulator voltage signal, and a hydrogen and oxygen storage tank pressure signal, the electronicaly control unit controls opening and closing of a hydrogen and oxygen preparing machine switch relay, an oxygen tank unidirectional gas discharging valve, an oxygen supply linear solenoid valve and a hydrogen supply pipeline solenoid valve, thus realizing the preparation, storing, feeding, and controlling of the hydrogen and the oxygen on the vehicle. The system has the advantages of realizing the preparation and ...

Demonstration process for recovering waste and old dynamic lithium iron phosphate cell in environmental protection mode

The invention relates to a demonstration process for recovering a waste and old dynamic lithium iron phosphate cell in an environmental protection mode, which belongs to the technical field of recovery of the power lithium iron phosphate cell. The method comprises the following steps: completely discharging the cell, extracting an electrolyte in the cell, adding a certain amount of solvent or displacement liquid, standing for 30 minutes and extracting the inner liquid of the cell, and distilling the extracted electrolyte to obtain the liquid for cycle usage when the electrolyte is displaced. According to the invention, the cell is cut by 1cm at the position along the cell top through a water jet, an electrical core is taken, wherein the steel casing, or aluminium casing or a PP plate can be directly recovered for usage. The anode, the cathode and a diaphragm are separated, and the diaphragm can be directly recovered through cleaning by ethanol. After the anode and the cathode are separated ...

Hybrid hydrogen and oxygen compression ignition-type diesel oil internal combustion engine and control method thereof

The invention relates to a hybrid hydrogen and oxygen compression ignition-type diesel oil internal combustion engine and a control method thereof. The system retains an original engine body and an original control system, with the addition of a vehicle-mounted hydrogen and oxygen production, storage and supply device. The vehicle-mounted hydrogen and oxygen production, storage and supply device mainly comprises a hydrogen and oxygen production machine, an oxygen storage tank and a hydrogen storage tank connected with the hydrogen and oxygen production machine, an oxygen storage tank pressuresensor, a hydrogen storage tank pressure sensor, a hydrogen nozzle, an oxygen nozzle and an electronic control unit. The hydrogen and oxygen electronic control unit judges the working condition of the engine according to the pressure signal of the gas intake manifold, sends the signal to control the time and the pulse width of hydrogen and oxygen injection, and achieves the effect of oxygen mixing during ...

Electronic injection device with dimethyl ether and compressed natural gas and control method

The invention relates to an electronic injection device with dimethyl ether and compressed natural gas and a control method, and belongs to the technical field of fuel injection control. The electronic injection device with the two kinds of gaseous state fuel implements different strategies by adjusting fuel kinds and fuel injection proportions under different working conditions, and under exceptional conditions, a prompt alarm lamp can be turned on, and a nozzle can be closed. The electronic injection device is low in cost, can be conveniently installed on engines with different models, safe and smooth operation of the engines is guaranteed, the whole burning performance of the engines is improved, the automatic operation is achieved, the double-gaseous-state-fuel system control method is worthy of popularization.

Control method of combustion engine using dimethyl ether and high-octane rating fuel

The invention provides a control method of a combustion engine using dimethyl ether and high-octane rating fuel, relating to a flexible scene mixing mode of dimethyl ether (DME) and high-octane rating fuel combining with a compound mixing combustion mode of ignition and compression ignition. According to the operation working condition of the combustion engine, the combustion mode is selected, and the scene mixing in different ratios is regulated in real time by using the pure DME and high-octane rating fuel so as to meet the requirement of the combustion engine on the fuel under the whole working condition. Under a starting and idling working condition, ignition is carried out by the pure DME; when in 0-30% small load, high-octane rating fuel-DME with high DME mixing ratio is used for carrying out homogeneity premixing and compression ignition; when in 30-70% intermediate load, the high-octane rating fuel-DME mixing fuel with low DME mixing ratio is used for carrying out spark ignition ...

Method for cultivating jujube trees in high-latitude dry and severely cold region

The invention discloses a method for cultivating jujube trees in a high-latitude dry and severely cold region. The method is characterized by comprising the following steps: firstly, cultivating or selecting wild jujube trees of 1-5 years old which can grow in the high-latitude dry and severely cold region for serving as rootstocks; secondly, selecting the branches of excellent jujube trees for serving as scions; thirdly, performing grafting on portions, which are 15 centimeters above root collars, on the branches of the rootstocks; and lastly, watering grafted seedlings, applying fertilizers to the grafted seedlings, and fixing the grafted seedlings. Through adoption of the method, the area of the region suitable for planting the jujube trees can be increased greatly. On one hand, the jujube trees can be planted on a large area as an economical forest, so that the incomes of farmers and enterprises are increased. On the other hand, the jujube trees can be planted on both sides of fields ...

Device for improving hydrogen production rate and evaluation of hydrogen making machine and control method

The invention provides a device for improving the hydrogen production rate and evaluation of a hydrogen making machine and a control method, and particularly relates to an operation mode and control of the hydrogen making machine. The device for the evaluation of a hydrogen production system of the hydrogen making machine mainly comprises an electrolysis box, a storage battery, a KOH (potassium hydroxide) solution storage tank, a water storage tank, an oxygen storage tank, a hydrogen storage tank, relevant control units and the like. The device has the advantages that the hydrogen production rate of the hydrogen making machine in different operating conditions can be obviously improved, the overall hydrogen production performance of the hydrogen making machine is improved, and meanwhile noxious substance discharge is reduced. The hydrogen making machine has a simple structure and small size, is convenient to install, and not high in cost, and the system also has good adaptability and expansibility ...

Hydrogen and oxygen combustion cooker based on oxyhydrogen production machine

The invention relates to a hydrogen and oxygen combustion cooker based on an oxyhydrogen production machine. A set of hydrogen and oxygen production and feeding devices and a set of ceramic heat-insulating cooker devices are added into a system on the basis of reserving a combustor furnace end, an outer ring fire cover, a central fire cover and an ignition needle of the conventional cooker. The hydrogen and oxygen combustion cooker based on the oxyhydrogen production machine comprises the oxyhydrogen production machine, an oxyhydrogen production machine power supply, a hydrogen flow adjuster, an oxygen flow adjuster, a hydrogen pipeline flame-retardant valve, an oxygen pipeline flame-retardant valve, a hydrogen conveying pipe, an oxygen conveying pipe, an oxyhydrogen pipe seal component, a cooker base, a combustor supporting disk, a combustor top cover and a controller. The cooker is combusted by hydrogen and oxygen which are produced by the oxyhydrogen production machine, so dependence ...

Internal combustion engine with fuels being mixed and ignited on the spot and control method thereof

The invention provides an internal combustion engine with fuels being mixed and ignited on the spot and a control method thereof, in particular preparation, feeding and combustion control of fuels of a combustion engine. A set of high-cetane and high-octane fuel feed and control system is additionally arranged in the internal combustion engine, and the system comprises a mixed fuel electronic control unit (8), a high-octane fuel box (9), a high-octane fuel pressure regulator (10), a high-octane fuel nozzle (13), a high-cetane fuel nozzle (14), a high-cetane fuel pressure regulator (17) and a high-cetane fuel box (18); and by controlling the high-octane flue nozzle, the high-cetane fuel nozzle and an ignition module, the spot mixing, the mixing ratio control, the excess air coefficient control and the ignition control of high-octane fuel and high-cetane fuel are achieved. The invention avoids accidental fire of the traditional single-fuel spark-ignition internal combustion engine in a cold ...

Red mud asphalt mixture and preparation method thereof

The invention relates to the field of asphalt materials, and particularly discloses a red mud asphalt mixture and a preparation method thereof.The red mud asphalt mixture is prepared from red mud, bisphenol A epoxy resin and a coupling agent solution according to the weight ratio of (20-30): (6-10): (2-4) to obtain modified red mud, and then the red mud asphalt mixture is prepared from coarse aggregate, fine aggregate, asphalt and the modified red mud according to the weight ratio of (60-80): (20-40): (8-10): (8-10). The modified red mud provided by the invention has good compatibility with asphalt, and the red mud asphalt mixture provided by the invention has good water resistance, high-temperature deformation resistance and low-temperature crack resistance.