39results about How to "Solve the problem of black smoke" patented technology

The invention discloses an industrial boiler for burning bio-briquettes. A front arch and a rear arch of which the front part is in an interdigitated shape are arranged in a body of the boiler; upper edges of two adjacent interdigitated parts of the rear arch are provided with corresponding grooves; a check block is arranged between two adjacent interdigitated parts; and two sides of the check block are fixedly connected with rotating shafts which are respectively arranged in the corresponding grooves. Furthermore, a figure-7 partition laminate is arranged above the rear arch; a movable division door is arranged between the rear end of the partition laminate and the rear arch; a circulating air pipe is connected with an air inlet of a draught fan outside the body through an air pipe; the air outlet of the draught fan is connected with a last-stage air bin of a chain grate; and a secondary air pipe at the air inlet on the side wall of a third combustion chamber is deflected toward the lower rear part, and is communicated with a main secondary air pipe outside the body. The industrial boiler has the advantages that: the bio-briquettes are efficiently and stably combusted; the boiler is started at a high speed and has high heat efficiency; black smoke is not generated when the boiler is started; and the integral delivery of the boiler can also be realized.

The invention discloses a portable fuel heater unit. The bottom of a frame is fixed with a fuel tank, the middle of the fuel tank is fixed with a combustion fan, the frame is provided with a controller, the side is provided with a flow control valve, the heater unit is fixed with a cylinder body close to the upper part, the inner part of the cylinder is axially sequentially provided with a combustion chamber and a heat exchanger which are connected with a combustion system, the combustion is connected with a normally open solenoid valve of a fuel supply system through a fuel pipe and is connected with a fuel pump through a fuel pipe, one end of a motor is connected with the fuel pump, the other end of the motor is connected with a heat exchange fan, the motor is fixed in the cylinder body, the controller is connected with an ignition transformer, and flue pipes are inserted into outlets of the combustion chamber and the heat exchanger.

The present invention relates to a pure smokeless coal-saving type external-combustion internal-cyclone heat-conducting oil-fired boiler. It is characterized by that the upper portion of its furnace body is heating zone, the interior of furnace body of heating zone is equipped with heat-conducting oil pipe, the top portion of said heating zone is equipped with a draught fan, the lower portion of said furnace body is coal-burning zone, said coal-burning zone is equipped with a coal-burning device, its coal-burning device includes coal-burning combustion device outside of furnace body and cyclone combustion device in the furnace body, said coal-burning combustion device includes coal-adding mouth. Besides, said invention also provides the concrete structure of said cyclone combustion device. Said invention can completely solve the problem of discharging black smoke by burning coal, and can save coal resource and raise heat efficiency.

The present invention relates to a flow-inducing conical type pure smokeless combustion equipment. It is characterized by that its combustion furnace cavity is placed over the fire grate, under the fire grate an ash chamber is set, the top portion of said combustion furnace cavity is equipped with a high-temperature flue gas outlet, over the high-temperature flue gas outlet a secondary combustion furnace cavity is set, in the secondary combustion furnace cavity a flow-inducing cone is set, said flow-inducing cone is correspondent to the high-temperature flue gas outlet, said flow-inducing cone is formed from longitudinally peripherally-distributed high-temperature flue gas flow-inducing plates and top cover positioned in the top portion of flow-inducing plate, on the secondary combustion furnace cavity a secondary combustion-supporting air hole is set, and the top portion of said secondary combustion furnace cavity is equipped with a high-temperature gas outlet.

The invention discloses a control method for reducing oil consumption of an excavator engine. The method comprises the following steps of: setting an overflow pressure value P0; detecting the hydraulic pressure value P of a system in real time through a pressure sensor of a main pump of the system, and transmitting the hydraulic pressure value P to a system controller; calculating the difference between the hydraulic pressure value P of the system and the set overflow pressure value P0 by the system controller, and obtaining system pressure change rate delta P by differential calculation; andadjusting the revolving speed of the engine by the system controller, ensuring that the system pressure is maintained nearby the overflow pressure value so as to fulfill the purposes of reducing the overflow rate and reducing the oil consumption of the engine. By the control method for reducing the oil consumption of the excavator engine, the output power of a hydraulic pump can be automatically controlled according to the work load of an excavator, so that the output power of the hydraulic pump is matched with the power required by the actual work of the excavator, the oil consumption of theexcavator is reduced and the energy is saved.

The invention discloses a compression ignition engine and a low-pressure low-temperature ignition and exhaust pollution elimination method. The compressed air in a compressed air package is heated through a compressed air electric heater or the waste heat exhausted from the engine, the heated compressed air is fed into a cylinder in the stating process of the engine or the air suction stroke during acceleration, and accordingly the temperature of the compressed air in the cylinder at the beginning of the power stroke is improved and accordingly the injected vaporized fuel is easy to ignite. The lower concentration of injected vaporized fuel can be ignited under the 400 DEG C and can be fully burnt due to a honeycomb three-way catalytic alloy net which is arranged in the cylinder. The hot air inside a cylinder air-cooled coil pipe can be fed into the cylinder through a booster fan in the process of normal operation of the engine. The high-temperature fuel heated through a liquid fuel electric heater or a liquid fuel exhaust heater enters a vaporizing chamber to be vaporized and the vaporized fuel in the vaporizing chamber continues to be heated through a vaporized fuel infrared electric light wave heater or a vaporized fuel exhaust heater. Accordingly, the compression ratio can be reduced.

The invention discloses a grate for a biomass particle environment-friendly boiler, which comprises a grate and a valve, wherein the grate body is movably connected with the valve; the grate body is in a taper shape and a plurality of vent holes A are uniformly distributed on the grate; one end of a side wall of the grate is provided with a long pipe for ignition and the other end of the side wall is symmetrically provided with a short pipe for ventilation; and a large orifice end of the grate body is circularly provided with a support block, a small orifice end is provided with a cavity of which the shape and the size are matched with the shape and the size of the valve, and a plurality of vent holes B are uniformly arranged on the valve. The problems that biomass particles in the prior art are hard to ignite and cannot burn fully, black smoke is easy to generate and fuel residue is inconvenient to remove and wash are effectively solved through the grate for the biomass particle environment-friendly boiler.

The invention discloses an environmental priendly and energy-saving heavy oil additive which comprises the following components in parts by weight: 8-20 parts of ampholyticsurfactant, 10-35 parts of cosurfactant, 10-20 parts of combustion improver, 20-35 parts of stablizing dispersant, 3-15 parts of corrosion inhibitor and 20-50 parts of water. The heavy oil additive greatly dilutes the viscosity of heavy oil, improves the flowability of the heavy oil, ensures that the heavy oil can be burnt completely, eliminates dark smoke, effectively reduces the pollution to the environment, ensures high watering rate of the heavy oil and long stable phase of the heavy oil and saves fuel resources. In addition, during combustion, an oil nozzle can not coke easily, thereby the maintenance frequency of the oil nozzle is greatly reduced, and the fuel cost and the maintenance expense of boilers and other combustion equipment are reduced.

The invention discloses an automatic helical feeding combustion boiler which comprises a boiler body and a boiler wall. The automatic helical feeding combustion boiler is characterized in that a helical propeller is arranged at a boiler feeding hole, the outer end of the helical propeller is connected with a motor and a feeding device, the feeding device is arranged on the top surface of the helical propeller, the inner end of the helical propeller is arranged at a combustion chamber feeding hole, the bottom surface of a combustion chamber is provided with a fire grate, and fuel is arranged on the top surface of the fire grate. The invention has the advantages that the fuel directly combusts on the fire grate and stays for a long time, thus the ventilating combustion-supporting effect is good, the fuel is saved, boiled water and steam are rapidly obtained, and the temperature of a hearth reaches above 1150 DEG C; and the heat efficiency is high, emission of smoke, harmful gases SO2, NOx and the like is reduced, and various indexes and energy-saving indexes are greatly superior to the standard specified in China.

The invention discloses a boiler which comprises an outer wall and an inner wall. The outer wall and the inner wall are sealed to form a water storage cavity; a steam chamber is arranged at the top of the water storage cavity; a slagging cavity, a combustion chamber, an air cavity and a high-temperature cavity are sequentially arranged in the inner wall from bottom up; the air cavity communicates with an upper air inlet; the slagging cavity communicates with a lower air inlet; a plurality of ventilating ducts communicating with the air cavity are arranged in the combustion chamber; a plurality of air spouts are formed in the side walls of the ventilating ducts; a plurality of fire tubes are uniformly arranged in the water storage cavity; the bottoms of the fire tubes communicate with the combustion chamber; the tops of the fire tubes communicate with the top of the high-temperature cavity; the bottom of a smoke pipe penetrates through the outer wall and the inner wall, and the smoke pipe discharges smoke out of the boiler. The boiler effectively avoids pipe explosion and is high in energy utilization ratio.

The present invention relates to a smokeless coal-saving horizontal mechanical fire grate heat-conducting oil-burning boiler. It is characterized by that the upper portion of said furnace body is heating zone, the lower portion of said furnace body is hot gas supply zone, the interior of furnace body of heating zone is equipped with a heat-conducting oil pipe, the bottom portion of heating zone has a hot gas inlet, the top portion of heating zone is equipped with a draught fan; the hot gas supply zone has a coal-burning device, said coal-burning device possesses combustion furnace cavity, mechanical fire grate, coal-adding device and high-temperature gas outlet. Besides, said invention also provides the concrete structure of said combustion furnace cavity. Said invention is simple in structure, and can completely solve the problem of discharging black smoke by burning coal.

The invention relates to a coal boiler burning-auxiliary dust cleaner which can fully burn the coal and solve the black smoke problem of chimney with energy-saving effect and reducing the soot Ringlemann less than 1 level. It comprises an ejection cylinder, an ejector, wind adjusting gate, a steam three-through, a case, a steam adjusting rod and a steam pipe connected to the steam division cylinder via pipeline. It is characterized in that: the steam three-through is mounted inside the case; the ejection cylinder is mounted at the front end of case; the wall of case has cooling wind hole; one end of steam three-through is connected to the steam pipe while another end is connected to the ejection cylinder; the back end face of ejection cylinder is the flange, which has a wind inlet, and its center has a ejector; and the ejector has a nozzle. The invention can apply variable coal boilers with environment-friendly and energy-saving effects.

The invention relates to a black smoke vehicle snapshot system of a large truck with a separated truck head and carriage. The black smoke vehicle snapshot system comprises a video data acquisition assembly; the video information acquisition assembly comprises a same-direction snapshot unit and an opposite-direction snapshot unit which are installed above a road, a side-direction snapshot unit installed on the side edge of the road, and a service processor which is in communication connection with the same-direction snapshot unit, the opposite-direction snapshot unit and the side-direction snapshot unit. The same-direction snapshot unit performs video acquisition on the tail part and the side surface of the vehicle, and the opposite-direction snapshot unit performs video acquisition on thefront part and the side surface of the vehicle; the side-direction snapshot unit performs video acquisition on a single side surface of the vehicle and a gap between a vehicle head and a carriage; andthe service processor processes the acquired video so as to compare the acquired video with a pre-stored database to obtain discharged smoke data. The black smoke vehicle snapshot system is low in false identification rate and high in detection precision; the system is high in environmental adaptability, is not interfered by environmental conditions, achieves the all-weather recognition and detection of the black smoke vehicle, and solves a problem that black smoke emitted from a long carriage cannot be recognized.