45results about How to "Reduce gas output" patented technology

The invention relates to a method for synthesizing a ferric phosphate material, belonging to the technical field of lithium ion cathode materials. The method for synthesizing the ferric phosphate material comprises the following steps of: (1) manufacturing a hollow spherical template: stirring oil with carbon hydrogen bonds and a water-soluble surfactant free of metal ions for 0.1-10 h in a water solution to form an emulsion, wherein the weight ratio of the oil to the surfactant is 1:(1-9), and the total weight of the oil and the surfactant accounts for 0.1-5% of the solution; (2) precipitating ferric phosphate: adjusting the pH value of an acid solution containing phosphates and ferric salts by using the emulsion to form ferric phosphate precipitate, wherein the precipitate is adhered to an emulsion microsphere to form a structure of which the exterior is ferric phosphate and the kernel is the emulsion microsphere; and (3) processing the ferric phosphate microsphere: filtering and drying the ferric phosphate microsphere, calcining the ferric phosphate microsphere at high temperature to form a hollow/shell structure microsphere ferric phosphate material. The method provided by the invention has the advantages of simple process, operation convenience, stable ferric phosphate microsphere, large rate discharge capacity and low temperature capacity and the like.

In one embodiment of the present disclosure, a gas turbine system for part load efficiency improvement and anti-icing within the inlet and at the compressor inlet is described. The system includes a gas turbine having a compressor which receives inlet-air. A direct-contact heat exchanger heats the inlet-air before the inlet-air flows through the inlet and to the compressor. Heating the inlet-air reduces an output of the gas turbine and extends the turndown range, and avoids ice-forming conditions within the inlet and at the compressor inlet bellmouth. The direct-contact heat exchanger may also be configured to act as an evaporative cooler, air chiller, or use liquid dessicant.

The invention relates to an external heat radiation regenerative oil shale dry distillation furnace. The furnace is provided with a plurality rows of alternately arranged dry distillation chambers and combustion chambers; each row of combustion chambers is formed by a plurality layers of independent combustion channels; heat generated by combustion is transferred to oil shale in the dry distillation chambers with heat radiation and heat conduction manners with lattice-wall-structured heat conduction walls. With a gasification section, a cooling section, cooling water jackets and steam nozzle devices on the lower part of the dry distillation furnace, carbon residue in semicoke can be fully recycled, and semicoke and ash residual heat can be recycled. Water gas generated by the reaction of semicoke and steam is used as a medium for bringing out oil shale pyrolysis oil gas, such that outlet gas amount is low, dry distillation gas purity is high, and dry distillation gas heat value is high. The daily processing capacity of the dry distillation furnace can by higher tan 500t, and an oil yield can be higher than 90%. Water and electricity consumptions are low, and an auxiliary recovery system is small. With existing external heat dry distillation technologies, semicoke carbon residue cannot be utilized, thermal efficiency is low, maintenance is difficult, and yield is low. With the dry distillation furnace, the above problems are solved. The dry distillation furnace is especially suitable for water-deficient areas.

The invention discloses a pot calciner thermoregulation control device and method. The device comprises a photoelectric temperature sensor installed on a flame channel of a pot calciner, air conditioners installed on inlets of air channels of the pot calciner and a negative pressure regulator installed on an outlet of a gathering flue of the pot calciner, the photoelectric temperature sensor, the air conditioners and the negative pressure regulator are electrically connected with a control unit of the pot calciner, and the control unit of the pot calciner is in communication with a remote client side. When real-time temperature, detected by the photoelectric temperature sensor, of the flame channel is not within the target temperature range, the control unit of the pot calciner directly sends an instruction, or the remote client side sends an instruction to the control unit of the pot calciner, then the control unit of the pot calciner sends the instruction to the air conditioners and the negative pressure regulator to regulate respective opening degrees and then regulate the combustion degree of volatile matter in the flame channel, the real-time temperature of the flame channel is automatically and accurately regulated to be within the target temperature range, and the automation degree of the pot calciner is improved.

The invention provides a preparation method for a strong-flavor clear ox bone soup. The preparation method comprises the following steps: smashing ox bone, cleaning, soaking in warm water, cooking, filtering, centrifugally separating, emulsifying, blending, degassing, sterilizing and filling, thereby acquiring a clear ox bone soup product. On the basis of original technology, the invention improves the processes of soaking in warm water, cooking, filtering, emulsifying and degassing. Compared with the original bone soup, the clear ox bone soup produced by the invention has the advantages of milk white, strong flavor, mellow taste, rich nutrition and high stability of bone soup.

The invention discloses an electromagnetic valve for regulating gas flow. The electromagnetic valve comprises an electromagnetic valve seat, wherein a movable valve body and a casing are sequentially arranged in the electromagnetic valve seat from inside to outside, the upper end of the casing extends outwards, a connecting piece with a hollow inner part is arranged at the lower end of the casing, a gap is reserved between the upper end of the connecting piece and the lower end of the movable valve body, a valve mouth is in threaded connection with the extending end of the casing, a gas channel communicated with the middle part of the connecting piece is formed in the movable valve body, a spring is arranged in the gas channel, two through holes communicated with the gas channel are formed in the side wall of the movable valve body, the upper end of the movable valve body is communicated with the inside of the valve mouth, and multiple blowholes are formed in the circumference of the top end of the valve mouth. Compared with the prior art, under the premise of the same increase of gas input, the output of a single gas transmission channel is far lower than that of double gas transmission channels, then the change rate of gas supply quantity of a spray rail car is realized, and the gas flow is flexibly regulated and controlled.

In one embodiment of the present disclosure, a gas turbine system for NOx emission reduction and part load efficiency improvement is described. The system includes a gas turbine having a compressor which receives inlet-air. A direct-contact heat exchanger heats and humidifies the inlet-air before the inlet-air flows to the compressor. Heating the inlet-air reduces an output of the gas turbine and extends the turndown range. Humidifying the inlet-air can lower NOx emissions from the gas turbine unit.

The invention relates to a flue gas waste heat recovery system, in particular to a flue gas waste heat recovery system for an industrial gas boiler. According to the flue gas waste heat recovery system for the industrial gas boiler, the heat energy utilization rate is increased. A flue gas waste heat recovery system for an industrial gas-fired boiler comprises a base, a boiler, a discharge flue, an energy saver, a pressurization box, a water inlet pipe, a pressurization rod and the like. A boiler is arranged on the left side of the top of the base, a discharge flue is arranged on the right upper portion of the boiler, an energy saver is arranged on the right side of the top of the base and connected with the boiler, pressurizing boxes are connected between the front side and the rear side of the lower portion of the discharge flue and the energy saver, water inlet pipes are connected between the right upper portion of the discharge flue and the lower portions of the pressurizing boxes, and pressurizing rods are arranged on the upper portions of the pressurizing boxes in a sliding mode. When the driving mechanism operates, the four first shifting blocks are driven to intermittently flap the water inlet pipe, so that water drops condensed and attached to the outer wall of the coiled pipe drop downwards, and flue gas waste heat recovery is prevented from being affected.

Provided is a power plant including a gas turbine that uses a fuel gas as a fuel; a fuel gas cooler that cools the fuel gas, which is to be pressurized in a fuel gas compressor and re-circulated, using cooling water; and a dust collection device that separates/removes impurities from the fuel gas that is to be guided to the fuel gas compressor; wherein the power plant further includes heating means that heats the fuel gas that is to be guided to the dust collection device using the fuel gas that has been used to generate an anti-thrust force acting on a rotor of the fuel gas compressor.

An aircraft propulsion system includes: a gas turbine engine attached to an airframe of an aircraft; a generator connected to an engine shaft of the engine; a first electric motor driven using electric power including electric power generated by the generator; a rotor attached to the airframe of the aircraft and driven using a driving force output by the first electric motor; and a control device configured to control an operating state of the engine. The control device includes a flow rate controller which reduces the flow rate of fuel supplied to the engine so that the engine does not misfire when a decrease in output of the engine is promoted using a driving force output by a second electric motor included in the generator, and a drive controller which controls the magnitude of the driving force output by the second electric motor so that the temperature of the engine does not exceed an allowable temperature.

The invention belongs to the field of municipal machinery, particularly relates to a paver for municipal engineering construction and a construction method of the paver, and provides the following scheme aiming at the problems that an existing adopted automatic paver is high in cost on one hand, complex in operation on the other hand and partially needs to be operated manually. The scheme is that the paver comprises a machine body, a mounting box is fixedly mounted on one side of the machine body, an inclined panel is fixedly mounted on the inner wall of the bottom of the mounting box, a plurality of conveying rollers are rotatably connected into the mounting box at equal intervals, a discharging hole is formed in the inner wall of the bottom of one side of the mounting box, and the conveying rollers are all located on one side of the inclined panel. Enclosures are fixedly installed on both sides of the inclined panel. According to the paver, automatic floor tile laying can be achieved, and the floor tiles can be compacted after being laid, so that manual laying can be effectively replaced, the manual use cost is greatly reduced, the working efficiency can be effectively improved, and therefore the paver has good practicability.

The invention provides a school uniform made from a natural plant dyed fabric and an intelligent production line of the school uniform. The production method comprises the following steps: adopting cloth made from gardenia fruit natural plant dyes, sequentially performing figure measure and sampling on the students, determining models of the school uniform, cutting the natural plant dyed fabric, sewing and forming the natural plant dyed fabric, pressing after molding, cocking, packing and warehousing. The intelligent production line of the school uniform made from the natural plant dyed fabricsequentially comprises intelligent student sampling and figure measuring equipment, digital school uniform model equipment, a cloth cutting unit, a sewing machine and adjustable school uniform pressing equipment according to the production process. The cloth made from gardenia fruit natural plant dyes is excellent in dyeing effect, has a natural antibacterial effect and is favorable for ecological environmental protection and student health; and the figure measure data of the students on the production line is accurate, the clothing sample is accurate in model, convenient and rapid, and the school uniform can be smooth and beautiful specified at split pressing of the style of the school uniform.

The invention discloses a calibration system for an aerodynamic particle size spectrometer. The system comprises dust environment simulation equipment, wherein the equipment comprises a wind tunnel which is sequentially connected with a mixing section, a diffusion section and a testing section; a sealing end plate is arranged at the upstream of the mixing section, the mixing section is provided with at least two powder inlets, each powder inlet is provided with a monodisperse particle generating and supplying device, and the monodisperse particles supplied by the supplying devices have different particle sizes; the mixing section is also provided with a clean air inlet and the clean air inlet is connected with a clean air supplement system; and the testing section is internally provided with an aerodynamic particle size spectrometer to be calibrated and a standard aerodynamic particle size spectrometer, the downstream end of the testing section is connected with an exhaust pipeline, the exhaust pipeline communicates with an air inlet of a filter cartridge dust remover or a filter bag dust remover, an air outlet of the filter cartridge dust remover or the filter bag dust remover isconnected with an exhaust fan through an air outlet pipe, the air outlet pipe is provided with a flowmeter, and the exhaust pipeline is provided with an air supplementing port. The system ensures stable airflow in the wind tunnel and filters dust at the air outlet.

The invention discloses a storage battery low-temperature charging and discharging method based on temperature compensation. The method comprises the following steps that 1) when the environment temperature is lower than -10 DEG C during charging and discharging of a battery, a temperature compensation device is started to raise the temperature; (2) in a low-current 0.05-0.1 CA pre-charging judgment stage, charging reaches 0.3-0.4 H, if the voltage of a single battery cell does not reach 2V, the charger gives an alarm to display abnormality, and charging is ended; 3) segmented charging, concretely, in the first stage, the constant current is 0.21-0.24 CA until the voltage of a battery cell is 2.4 V, or the charging time reaches 1-4H; in the second stage, the constant current is 0.1-0.2 CAuntil the single-cell voltage of the battery is 2.45 V or the charging time reaches 3-8H; in the third stage, the current is limited to be 0.01-0.05 CA, the constant voltage of a single cell of the battery is 2.48 V, the current is lower than 0.01, or charging reaches 1-2H; in the fourth stage, the constant current is 0.07-0.08 CA until the voltage of a single cell of the battery is 2.5 V and thecharging time reaches 0.5 H; and in the fifth stage, the voltage of the cell of the battery is limited to 2.29-2.3 V, and the current is limited to 0.005-0.02 CA for long-time floating charge. According to the storage battery low-temperature charging and discharging method based on temperature compensation, the problem that the service life is shortened due to insufficient charging of the storagebattery at a low temperature can be avoided.

The invention discloses a gas outlet method of a converter in an anhydrous hydrofluoric acid production line. The method comprises the following steps: (1) an air inlet buffer is assembled; (2) pipelines are connected, concretely a reducing multi-way connecting pipe is connected to the air inlet buffer, and connecting pipes are connected with the reducing multi-way connecting pipe; (3) water pipesare connected at the places where the connecting pipes are connected with a washing tower, each water pipe is provided with an electromagnetic valve, and a corresponding central control electric boxis arranged; (5) air outlet is carried out: concretely the air inlet buffer is turned on after a preparation reaction starts for 5-10 minutes, and hydrogen fluoride gas flows dispersedly into the connecting pipes and then is sent into the washing tower through the connecting pipes; (6) pipeline washing is carried out. On one hand, the air inlet buffer is arranged to reduce the air outlet volume ofthe hydrogen fluoride gas in unit time, so that the gas conveying volume in unit time in the connecting pipes is low, and then the corrosion effect of the hydrogen fluoride gas on pipe walls is reduced; and on the other hand, a plurality of connecting pipes are adopted for shunting and conveying the hydrogen fluoride gas, and the conveying volume of each connecting pipe is reduced, so that the corrosion effect is further buffered, and production safety is improved.

The invention relates to an automobile brake system. The automobile brake system comprises an automobile body, wherein the automobile body comprises an automobile frame, a chassis is arranged at the bottom of the automobile body, travelling wheels are arranged at the lower end of the automobile body, a ventilating pipeline is arranged on the upper side of the automobile body, an air inlet is formed in the front end of the ventilating pipeline, middle air outlets are formed in the middle part of the ventilating pipeline, a tail air outlet is formed in the rear part of the ventilating pipeline,and hydraulic lifting mechanisms are arranged on the chassis of the automobile body; an automobile tail aerodynamic brake device is arranged at the upper end of the tail of an automobile; aerodynamichydraulic mechanisms at the tail part in the ventilating pipeline and the automobile tail aerodynamic brake device are in transmission connection with a foot brake pedal in the automobile body througha linking mechanism; and the aerodynamic hydraulic mechanisms at the middle part of the ventilating pipeline, the hydraulic lifting mechanisms and the automobile tail aerodynamic brake device are intransmission connection with a hand brake through the linking mechanism. According to the automobile brake system disclosed by the invention, an auxiliary brake mechanism is additionally arranged, andthe contact area of the auxiliary brake mechanism and the ground can be enlarged, so that friction force is increased, and further the effect of emergency brake can be achieved.

The invention relates to a universal conversion integrated gas circuit module which comprises a gas inlet pagoda joint (1), a gas inlet sealing connector (2), a three-way valve (3), a filtering pressure regulating valve (4), a welding gun pagoda joint (5), an electromagnetic valve (6) and a gas distribution block (7). The gas inlet pagoda joint (1) is mounted at the top end of the gas inlet sealing connector (2), and the welding gun pagoda joint (5) is mounted on the gas distribution block (7). When the temperature collected by a temperature sensor is T1, it shows that a welding gun works effectively; when the temperature collected by the temperature sensor is T2 and continues for a period of time to t1, a control unit regulates the gas inlet pressure to the electromagnetic valve (6) through the filtering pressure regulating valve (4), the output gas pressure is controlled through the electromagnetic valve (6) to enable the pressure of the gas output from the head of the welding gun of an electrode holder to be decreased; and when the temperature collected by the temperature sensor is T2 and continues for a period of time to t2, the control unit directly shuts off the electromagnetic valve (6).