92results about How to "Reduce energy saving and emission reduction" patented technology

The invention discloses a fully mechanized mining gob-side entry retaining-based concrete block staggered joint longitudinal stacking wall forming method, which comprises the following steps of: manufacturing concrete building blocks comprising at least two types of building blocks of different weights and sizes; feeding the concrete building blocks to a building entry on a working surface and building a wall main body, wherein the wall main body is formed by longitudinally stacking odd-layer building blocks and even-layer building blocks, paving seams between adjacent odd-layer concrete building blocks and paving seams between even-layer adjacent concrete building blocks are formed in a staggered way, large-weight concrete building blocks are used for building below a position, which is 1.2 meters above the ground, of the wall main body and light-weight building blocks are used for building above the position which is 1.2 meters above the ground; and plugging support bags in which pulverized fuel ash is filled into the space between the wall main body and a top plate. By the method, entry cost after mining can be lowered, and the operation efficiency of a coal pillar-free mining mode is improved.

The invention relates to a method for treating mercury-containing wastewater. The method comprises the following steps of: collecting the mercury-containing wastewater to a PH regulating reservoir; adjusting the PH value to be 9-11; pumping the mercury-containing wastewater into a reaction tank by a conveying pump; meanwhile, adding a Na2S solution in the reaction tank and fully reacting; adding a flocculating agent F<3+>; naturally precipitating the generated HgS flocculent precipitate; filtering the reacted supernate by a sand filter tank and enabling the filtered mercury-containing wastewater to feed into an advanced treatment device; feeding the precipitated HgS precipitate into a sludge concentrated tank and concentrating the precipitated HgS precipitate; and feeding the concentrated precipitate into a solid-liquid separating device for solid-liquid separation. According to the invention, the problem that pollution to the environment due to poor treatment effect of the mercury-containing wastewater caused by a synthetic work procedure for producing a polyvinyl chloride resin industrial furnace by adopting a current carbide method is solved; the invention has the advantages of simple and reasonable process, easiness for implementation, quick effect and the like; and the method can be widely applied to the treatment of the mercury-containing wastewater and is especially suitable for the advanced treatment of the mercury-containing wastewater in the production process of the polyvinyl chloride resin.

The invention relates to high-performance modified asphalt. The high-performance modified asphalt is prepared from the following ingredients: asphalt, thermoplastic rubber, glue powder, an additive and a stabilizer, wherein the asphalt is heavy-traffic-road petroleum asphalt or cycloalkyl petroleum asphalt, the thermoplastic rubber is styrene-isoprene-styrene block copolymer (SIS) or styrene-butadiene-styrene (SBS), the glue powder is rubber powder which is formed through grinding waste and old tires prepared through normal temperature methods, the additive is volcanic ash or silicon powder or fly ash, and the stabilizer is rosin or rosin resin. The high-performance modified asphalt has better high-temperature stability, the softening point capable of reaching above 80 DEG C, better low-temperature stability, the brittle point being below -30 DEG C, relatively high elasticity, the elasticity recovery reaching over 90% and better adhesivity reaching over the level IV. The waste of energy and resources is reduced through using industrial and domestic wastes as much as possible, so that the preparation method has the advantages of energy saving, emission reduction, simple production process and low cost.

The invention discloses a HRB600E reinforcement steel bar and a production method thereof. The reinforcement steel bar consists of the following elements in percentage by weight: 0.20-0.28 percent of C, 1.30-1.60 percent of Mn, 0.30-0.80 percent of Si, 0.80-0.12 percent of V, less than or equal to 0.020 percent of S, less than or equal to 0.030 percent of P, 0.05-0.40 percent of Cr and the balance of Fe and inevitable impurities. The production method comprises a smelting procedure, a continuous casing procedure and a steel rolling procedure. In the smelting procedure, molten steel in a ladle is alloyed, so that the molten steel contains 0.08-0.12 percent by weight of V and 0.05-0.40 percent by weight of Cr. The vanadium content of the reinforcement steel bar is reduced by about 30-40 percent than the vanadium content of a reinforcement steel bar with the same level of yield strength, and the reinforcement steel bar has the advantages of high yield strength, high tensile strength, high yielding-to-tensile ratio, high specific elongation and the like.

The invention relates to the field of recovery and use of carbon fiber-reinforced composite material wastes and concretely relates to a method for regenerating carbon fibers or their fillers through soaking a carbon fiber-reinforced composite material in a penetrating degradation agent so that the resin base swells and is degraded. The method solves the problem of degradation of the carbon fiber-reinforced composite material and regeneration and use of the high value-added carbon fibers. The method can treat carbon fiber-reinforced composite material wastes at the normal temperature under the normal pressure so that the regeneration of high value-added carbon fibers is realized, has simple processes, is free of pre-processing, can directly treat large-size carbon fiber-reinforced composite materials, saves the cost of crushing and smashing, is free of heating, reduces energy consumption, is free of pressurization, and reduces the processing equipment requirements. The regenerative carbon fiber or filler is not corroded, has small fiber damage and is subjected to clean and complete surface treatment. The method completely realizes regeneration of carbon fiber materials and cyclic utilization of the carbon fiber-reinforced composite material.

The invention relates to the technical field of intelligent mobile terminals, and particularly relates to a passenger-carrying service realization method and a system for passengers and traveling vehicles. The method comprises the following steps: S1, a passenger sends out the taxi-taking demand information through an intelligent mobile terminal system, and passenger-carrying service drivers log into the system to enter the passenger-carrying order receiving state; S2, a background server receives the taxi-taking demand information from the passenger, hands out the taxi-taking order to a passenger-carrying service driver according to the current position of the passenger, and displays the positions of the passenger and the driver through the intelligent mobile terminals of the passenger and the driver; S3, the passenger-carrying service driver receives the order, and drives a taxi to take the passenger to the destination of the passenger; S4, the system automatically calculates the travel distance and the fare after the driver clicks a passenger taking button, and the passenger pays the fare to end the travel when reaching the destination; S5, when the passenger reaches the destination, the driver clicks to complete the travel, and then the driver and the passenger can be mutually evaluated. In this way, the travel fare of the passenger can be reduced, and the purposes of energy conservation and emission reduction are realized. Meanwhile, passengers and traveling vehicles can be effectively and quickly matched based on the proximity principle.

The invention belongs to the technical field of environmental protection processing devices, and relates to an air flow and machinery double-boosting internal circulation-type high suspension solid anaerobic digestion device. The device comprises a material charging pipe, an internal cylinder section, an external cylinder section, a three-phrase separation section, a mixing section, a water discharging pipe, a sludge discharging pipe, a methane collecting pipe, a sampling detection port and the like. The material charging pipe sends suspension solid to the internal cylinder section directly; in the internal cylinder section, anaerobic sludge and the suspension solid are mixed and elevated through double power actions of generated rising methane air flow after reaction and mechanical blade boosting; then the mixed liquid goes into the three-phrase separation section; in the three-phrase separation section, waste water overflows and is discharged by the water discharging pipe, methane rises up and goes into the methane collecting pipe, the sludge settles and goes into the mixing section through the external cylinder section, part of the sludge goes into the internal cylinder section under the action of the above thrust and forms internal circulation, and the excess sludge is discharged by the sludge discharging pipe. The device can be used for processing of waste water containing high suspension solid, residual sludge, household garbage and the like. The device has remarkable social, environmental and economic benefits.

The invention discloses a multimedia message center and a regulating method of processing capacity thereof. On the basis of the traditional multimedia message center, the multimedia message center is additionally provided with a calculation proxy module and a dispatching center module, wherein the calculation proxy module is used for collecting the real-time processing traffic volume of a traffic processor, the dispatching center module is used for receiving the transmitted real-time traffic volume of the traffic processor by the calculation proxy module and regulating the processing capacity of the multimedia message center by a predetermined rule according to the real-time traffic volume. The regulating method correspondingly is used for regulating the processing capacity of the multimedia message center according to the traffic volume condition of the multimedia message center, effectively increases the machine utilization ratio of the multimedia message center, and achieves the purposes of reducing operation and maintenance expenses of operators, saving energy and reducing emission.

The invention relates to an energy-efficient continuous sludge resource processing system. The energy-efficient continuous sludge resource processing system comprises a sludge conveying apparatus (1), a sludge storage tank (2), a medicine addition apparatus (3), a preheating stirrer (4), a plug flow reactor (5), a condensate liquid flash distillation apparatus (6), material flash distillation equipment (7), a sludge dehydrating apparatus (8), a protein liquid separator (9), a water storage tank (10), and a water conveying apparatus (11). The energy-efficient continuous sludge resource processing system is capable of continuously processing sludge, the finally produced dried sludge can be used as greening soil or a fertilizer; a concentrate separated from the protein liquid separator (9) is the protein liquid which can be taken as the raw material of a foam concrete and a foam extinguishing agent and a shield foaming agent, the separated condensed water can be taken as supplementing water or process water of a whole system, so that stabilization, harmlessness, quantitative reduction and resource of the sludge can be realized; the material flash distillation equipment (7) and the condensate liquid flash distillation apparatus (6) use the high-temperature material and high-temperature condensed water for negative-pressure flash evaporation to generate steam to preheat mixed sludge, system efficiency is effectively increased, energy consumption is reduced, and energy saving is realized.

The invention aims at providing a new method for performing preliminary condensation refrigeration on coking raw gas. The method mainly consists of: raw gas direct cooling and waste heat utilization, gas indirect cooling and extraction dephenolization, and residual ammonia water recovery. The waste heat of the coking raw gas is utilized to refrigerate circulating water, and an enclosed air-cooling technology is employed for reducing cooling load at the upper segment of a primary cooler of a gas primary horizontal pipe by about 55-80%, wherein refrigeration of the circulating water does not need live steam and combustion gas; the recovered residual ammonia water has a relatively low oil content, and phenol in the residual ammonia water can be extracted and recovered; and by increasing the injection suction of the high-pressure ammonia water in a coke-oven bridge pipe, the smokeless coaling effect of a coke oven is improved, and also the horizontal pipe primary cooler is not blocked by coal dust, so that the horizontal pipe primary cooler is prolonged in clean period, and environmental pollution is reduced. In short, the new method is beneficial to energy saving and emission reduction of coking industry and improvement of production environment, and helps to substantially reduce coking production cost and improve economical benefit.

The invention discloses a nano self-cleaning external wall paint and a production method thereof, relating to the technical field of chemical industry. The nano self-cleaning external wall paint comprises the following components in percentage by weight: 50-55% of nano silicon resin, 15-18% of titanium white, 13-16% of ultrafine coarse whiting powder, 2-2.5% of C12 alcohol ester, 0.3-1% of sodium polycarboxylate, 0.3-1% of polyether modified siloxane, 0.6-0.8% of 2-(2-hydroxy-3,5-ditert-butyl)-5-benzotriazole chloride, 0.2-0.3% of polyoxyethylene fatty acid ester, 0.5-1% of polyacrylate, 0.1-0.2% of 1,2-benzothiazolinyl-3-one, 0.8-1% of 2-(4-thiazolyl)benzimidazole and the balance of water. The invention can solve the problems of poor pollution resistance, high pollution tendency and dissatisfactory heat insulation effect in the coating.

The invention discloses a functional gradient and density gradient concrete material for 3D printing and a preparation method thereof. The material consists of a density gradient layer and a thermal insulation layer, and is prepared from lightweight ceramsite aggregate, a thermal insulation material, cement, industrial waste residue, fine aggregate, a defoamer, a superplasticizer and water. According to the concrete material prepared with the method, the comfort of 3D printed concrete is greatly improved, self-weight is reduced and the interaction of the concrete material with external environments is enhanced.

The invention disclose a vehicle-mounted Beidou navigation terminal and a vehicle-mounted Beidou navigation system both having an urban traffic guidance function. The vehicle-mounted Beidou navigation system comprises an Internet-of-vehicles server for providing information services for vehicle navigation, the vehicle-mounted Beidou navigation terminal for communicating with the Internet-of-vehicles server by use of GSM / 2G / 3G / 4G, an urban intelligent traffic system, and an urban intelligent traffic system monitoring platform, an urban intelligent traffic guidance information distribution server and a regional information server, wherein the urban intelligent traffic system monitoring platform is connected with the urban intelligent traffic guidance information distribution server and the regional information server, respectively; the regional information server communicated with the vehicle-mounted Beidou navigation terminal by use of DSRC / WiMax; the urban intelligent traffic guidance information distribution server is connected with the Internet-of-vehicles server.

The invention provides a system and a method for combustion control of a duel fuel engine. The combustion control system comprises a dual fuel air intake device, an electric control unit (100), and a wide-band oxygen sensor (200) arranged on an exhaust channel of a combustion chamber and connected to the electric control unit (100). The duel fuel air intake device comprises a non-boosting air intake channel (301), a boosting air intake channel (302) and a channel converting unit controlled by the electric control unit (100). The electric control unit is used for receiving fuel conversion signals and oxygen concentration signals from the wide-band oxygen sensor (200), controlling the channel converting unit according to the fuel conversion signals and determining target air-fuel ratio, and maintaining the combustion air-fuel ratio at the determined target air-fuel ratio based on the oxygen concentration signals. The combustion control system and the method provided by the invention can improve the working efficiency of the duel fuel engine and reduce exhaust.

The invention relates to a one-step new technology for separating ferrum, titanium and vanadium in vanadium-titanium-ferrum concentrate. The new technology technically comprises the steps of: directly separating out ferrum, titanium and vanadium at one step through new reducing, grinding and separating technology to produce three products: ferrum product for steelmaking or powder metallurgy or chemical industry, rich-titanium material with good acid solubility for sulfate process titanium dioxide, sodium poly-vanadium solution for extracting vanadium pentoxide, thus creating a high-efficiency and economic new technology for comprehensively utilizing the vanadium-titanium-ferrum concentrate. Compared with two-step and three-step methods, the one-step new technology has a series of advantages of being short in technological flow, economic for fixed assert investment, low in production cost, less in environment pollution, high in comprehensive utilization yield, excellent in product cost performance, obvious in energy conservation, emission reduction and the like, and provides a new technology for efficiently and economically comprehensively utilizing the abundant vanadium-titanium-ferrum concentrate resources for China, thus having wide application prospects.

The invention provides water-based ink for the intaglio printing process of aluminum foil. The ink is prepared from, by mass, 20-30% of water-based organic pigment, 20-25% of water-based acrylic resin, 20-25% of water-based acrylic emulsion, 0.5-1.5% of flatting agent, 0.1-0.3% of defoaming agent, 10-15% of ethyl alcohol and 10-20% of water. A preparation method includes the steps of evenly dispersing water, acrylic resin, acrylic emulsion, water-based pigment and ethyl alcohol, heating the materials till the temperature is 30-55 DEG C, evenly stirring and grinding the materials, adding flatting agent and defoaming agent, controlling the viscosity of ink for 10-20 seconds, and obtaining the water-based ink. The water-based ink is excellent in performance, safe and environmentally friendly, harms to a user can be reduced, the preparation method of the water-based ink is simple, the viscosity of the ink is easy to control, and the ink has wide application prospects.

The invention relates to the field of living electric appliances and in particular to an air energy heat pump dish-washing machine. The air energy heat pump dish-washing machine comprises an inlet, awashing section, a rinsing section, a drying section and an outlet which are successively installed. A conveying device successively passes through the inlet, the washing section, the rinsing section,the drying section and the outlet. The upper part of the dish-washing machine is provided with a heat recovery system. The heat recovery system is provided with a rinsing section steam inlet. The heat recovery system comprises a heat pump system. The heat pump system comprises a heat pump evaporator. The interior of the heat pump evaporator is provided with a refrigerant. A refrigerant pipe is connected with a condenser. The condenser is installed in a washing water tank. The output end of the condenser is connected with a circulating pipe. The circulating pipe is connected with the heat pumpevaporator after passing through a second-level heat exchanging device. The heat recovery system is internally provided with a first-level heat exchanging device. Rinsing water is sent to a rinsing boiler after successively passing through the first-level heat exchanging device and the second-level heat exchanging device. The air energy heat pump dish-washing machine has the characteristics of low energy consumption, environment-friendliness and durability.

The invention discloses a container transporting, loading and unloading system and method. The system involves a material taking loading device, a container transferring system and an overturning unloading device; the material taking loading device is located at a material sending place and used for taking and conveying original materials into vacant containers; the container transferring system is used for transferring the heavy containers filled with the materials to a material unloading place with the overturning unloading device; and the overturning unloading device is positioned at the material unloading place and used for unloading the materials in the transferred heavy containers. According to the system, the material taking loading device located at the material sending place is used for taking and conveying the original materials into the vacant containers; the heavy containers filled with the materials are transferred to the material unloading place with the overturning unloading device by utilizing the container transferring system; and the materials in the transferred heavy containers are unloaded through the overturning unloading device located at the material unloading place, and the unloaded materials are used as terminal materials; and the system has the comprehensive characteristics of high efficiency, low cost, excellent environmental protection, less goods loss, full container, thorough unloading, wide application range, safety, operability and the like.

The invention provides a drying passage for an external tile roller kiln. The drying passage has one layer, and the bottom of the drying passage is provided with an air distributor; the air distributor is communicated with a heat supply main pipe through a communicating pipe; an air distribution valve is arranged between the communicated air distributor and the communicating pipe; the side wall of the drying passage positioned above a roller is provided with a dehumidifying port; the dehumidifying port is connected on a dehumidifying main pipe through a dehumidifying pipe; the dehumidifying main pipe is connected with a dehumidifying fan positioned on the outer side of the drying passage; and a dehumidifying chimney is arranged at the outlet of the dehumidifying fan. The drying passage has the advantages of reasonable structure, yield increment, loss reduction, energy conservation, emission reduction and reduction of management cost and labor cost.

The invention discloses an intelligent automatic voltage control system. The intelligent automatic voltage control system comprises a maintenance workstation, a geological survey control workstation, a calculation server, a monitoring workstation and a Web server, wherein the geological survey control workstation is connected with a supervisory control and data acquisition (SCADA) server and acquires main network data in a real-time manner; the maintenance workstation implements operation maintenance recording through a human-computer interface; the calculation server acquires an integrated regional power grid model from a power grid enhanced message service (EMS) system, performs reactive voltage calculation on the whole regional power grid and generates a control strategy; the monitoring workstation provides operating status query, log query and operation query of the system; and the Web server publishes calculation data and reports of the calculation server through a positive isolation device. The control system aims to enable three indexes of voltage quality, line loss and voltage stability margin of the power grid to reach the best status, so that operation safety and power supply reliability of the power system are guaranteed and direct and indirect economic benefits are remarkable.

The invention provides a simulation system and a simulation method for verifying idling start and stop control on an engine. The simulation system comprises a vehicle model, a traffic flow model, a first driving control module and a start and stop control module, wherein a real-time traffic status simulation model is pre-stored in the traffic flow model; a first driving control instruction is generated by the first driving control module according to the real-time traffic status simulation model, a preset safe driving strategy and acquired simulation vehicle speed information; simulation vehicle speed information and vehicle status information are generated by the vehicle model according to the first driving control instruction, and the vehicle module outputs the two kinds of generated information to the start and stop control module, and outputs the simulation vehicle speed information to the first driving control module; a start and stop control instruction is generated by the start and stop control module according to the vehicle status information and the simulation vehicle speed information; and the vehicle module carries out the specific idling start and stop operation according to the start and stop control instruction, and outputs an operation result. By the technical scheme, the verification accuracy on an engine idling start and stop control algorithm can be effectively improved.

The invention discloses an energy-saving and emission-reducing pipe or channel ultra-high speed wing-in-surface effect air cushion vehicle transportation system. Vehicles are arranged in a pipe or on a channel, high-pressure air generated by an air compressor is introduced to the bottoms of the vehicles to generate buoyancy, and the vehicles run at a high speed on a track in the pipe or the channel. The system comprises pipe wing-in-surface effect air cushion vehicles and channel wing-in-surface effect air cushion vehicles. The system has light self weight, quick speed, large traffic volume, low operating cost, high energy utilization rate, great reduction of energy consumption, no use of fuel, no pollution, energy conservation, emission reduction and environmental protection, and not only solves the problem of traffic jam in big and middle cities, but also can perform long-distance ultra-high speed transportation with large traffic volume.

The invention provides a heating system used for an automobile and a control method thereof. The system comprises a warm wind chip, a heater, a switching unit, a first water pump, a second water pump, an engine and a controller, wherein the warm wind chip is provided with an input end and an output end; the output end of the heater is connected with the input end of the warm wind chip; the output end of the first water pump is connected with the input end of the heater via a first passage and the switching unit; the input end of the first water pump is connected with the output end of the warm wind chip; the output end of the second water pump is connected with the input end of the heater via a second passage and the switching unit; the input end of the second water pump is connected with the output end of the warm wind chip by the engine; the controller is connected with the switching unit and is used for controlling the switching unit to be switched between the first passage and the second passage to cause cooling liquid output by the output end of the heater to flow to the first water pump and the second water pump. The heating system used for the automobile has the functions of auxiliary heating, engine preheating and residual heat utilization and has the advantages of energy conservation and emission reduction.

The invention relates to a device for supplying electricity to a deinsectization lamp through a rotation friction electricity generator installed in a rice field water gate, and belongs to the technical field of low carbon and energy saving. The rotation friction electricity generator is installed in flowing water of the rice field water gate, a circular stator and a rotor which are located on a plane of the rotation friction electricity generator move relatively through the impact of flowing water, the two-dimensional plane friction electricity generator can collect tiny mechanical energy in flowing water and convert the tiny mechanical energy into electric energy based on the charge pump effect of the friction point electric potential, and the current output by the rotation friction electricity generator is input to an energy storage battery to store electric energy through a wire. The current output by the energy storage battery is input to the LED deinsectization lamp through a wire penetrating through a hollow power supply tubular column of the deinsectization lamp and a photosensitive automatic-control switch installed on the side wall of the hollow power supply tubular column of the deinsectization lamp, the electric energy is converted into luminous energy in the LED deinsectization lamp, the light emitted by the LED deinsectization lamp lures adult injurious insects with phototaxis to gather to the part below the lamp and fall into water in a water containing basin under the lamp to be drowned.

The invention provides a system for carrying out new energy consumption by adopting heat supply distributed regulation and control, and belongs to the technical field of new energy consumption and heat supply. The system comprises new energy power generation equipment, a power grid, a power grid regulation and control center, a heat supply control terminal and an electric heating device. A heat supply control terminal is utilized to establish an electricity price regulation and control mechanism according to the fluctuation condition of new energy power generation and in combination of the load fluctuation of a power grid, and an electricity price lever is utilized to macroscopically regulate the heating load of a user, so that the consumption problem of new energy is effectively solved; auser can automatically or manually regulate and control the indoor temperature according to personal requirements and the graded electricity price issued by the system; the characteristics that the allowance of a new energy power generation system is generally large at night, and the heat supply requirement of a user reaches the peak value at night are effectively utilized, so that peak-valley fluctuation of a power grid is effectively restrained, and the heating cost of the user is reduced. The system has the advantages of being simple in structure, easy to operate, low in cost, fair in heatsupply charging, good in heat supply effect, energy-saving, environment-friendly, high in practicability and the like.

The invention relates to a reclaimed cleaning agent capable of reactivating a ternary catalytic converter, prolonging the service life of the ternary catalytic converter, increasing the automobile power and lowering the oil consumption. The reclaimed cleaning agent is prepared from the following components in percentage by weight: 60% of methanol, 25% of ethanol, 7% of toluene and 8% of cyclohexane. The methanol and ethanol have the main function of generating oxygen ions in the combustion process of an engine combustion chamber, the toluene and cyclohexane have the main function of generating free alkyl radicals in the combustion process of the engine combustion chamber, and the combination of the oxygen ions and free alkyl radicals can remove the substances covered on the surface of the ternary catalytic converter more effectively. The preparation method of the cleaning agent comprises the following steps: mixing the raw materials at normal temperature, and sufficiently stirring uniformly.

The invention relates to a granulator, in particular to a drum granulator. The drum granulator comprises a machine body, wherein a mixing tube is mounted in the machine body and inserted into the machine body in a penetrating manner, a mixer is arranged at one end of the mixing tube, the other end is inserted into a material bed layer, an ammonia gas tube and a steam tube are arranged on the mixer, a sulfuric acid tube is arranged at the lower end of the mixing tube, and a nozzle is arranged at an outlet of the sulfuric acid tube. The drum granulator has the advantages of being simple in structure and reasonable in design, reducing energy consumption, saving energy and reducing emission and being high in production effect, and has broad market prospect.

The invention discloses a blast furnace coal injection method by using blast furnace gas as a coal injection delivery carrier, which comprises the following steps: blast furnace gas uses as a coal powder injection carrier is dehydrated and sent into a gas compression pump to be compressed; the blast furnace gas compressed by the gas compression pump injects the coal powder in the injection tank into a coal powder distributor; and the blast furnace gas and coal powder which are distributed to various tuyeres of the blast furnace by the coal powder distributor are injected into the blast furnace through a coal powder gun. The blast furnace gas enters the blast furnace to participate into the chemical reaction as the coal powder carrier so as to reduce iron ores, thereby performing the function of lowering the coke ratio; the blast furnace gas participates into the reaction in the furnace, so that the flue gas amount of the blast furnace is reduced, and the nitrogen content is lowered, thereby being beneficial to enhancing the heat value of the furnace top gas; and besides, the blast furnace gas is used as the coal powder injection carrier, thereby enhancing the utilization ratio of the blast furnace gas, reducing the dispersion of the blast furnace gas, and being beneficial to energy saving, emission reduction and environmental protection.

The invention discloses an assembled temporary pavement. The assembled temporary pavement comprises a group of pavement units (1) spliced through connection plates and bolts (2). The width of the pavement is equal to the sum of length of the 2-3 pavement units (1). The length of the pavement is determined according to the construction site. Steel plate pavement standard members with the sizes of 2m*2m*20mm are used and the steel plate pavement standard members are connected through cast steel connection members with thickness of 15mm to form the integral pavement so that crosswise concaving phenomenon is prevented in use. The bottom of the steel plate is provided with a shockproof noise reduction waveform plate, the waveform plate and a ground compacted hard soil layer form an elastic contact surface, and the elastic contact surface transmits ground overpressure self-weight and load to a ground structure, controls pavement displacement, inhibits pavement and ensures pavement safe operation. The assembled temporary pavement utilizes bituminous varnish to prevent rust so that a service life is prolonged.

The invention discloses a piece of air-conditioning clothing and belongs to the field of air-conditioning clothing. The air-conditioning clothing comprises a storage battery, an air compressor, an airstorage tank, a vortex tube and a clothing body. The storage battery is connected with the air compressor and used for providing a power supply for the air compressor. The air compressor is connectedwith the air storage tank. The air storage tank is connected with the vortex tube. The vortex tube is connected with the clothing body. According to the scheme, the vortex tube air-conditioning clothing does not need refrigerating fluid and only needs compressed air cooled to the normal temperature as a working medium. The working medium is low in price, friendly to environment and easy to get. As an air-conditioning system does not need the refrigerating fluid, the air-conditioning clothing does not need traditional vapor compression cycle components, and the stagnation problem of angular deflection of the compressor is eliminated completely.