63results about How to "Reduce particulate matter" patented technology

The invention discloses a recovery method of blast furnace slag water residual heat and method thereof. The recovery system of resudual heat includes a blast furnace slag system, a sedimentation tank, a hydrocyclone separator, a water pump, a heat exchanger, a steam turbine, a refrigerant condenser, a refrigerant pump. The recovery method is that applying bicirculating low temperature hot water generation system to recovery residual heat and penerating power. The specific process is: guiding the blast furnace slag water into the heat exchanger after preprocessing of impurity precipitation and transmitting heat to low boiling refrigerant; the low boiling refrigerant absorbing heat in the heat exchanger and entering the steam turbine for expansion of doing work; the refrigerant after doing wirk changing into low-pressure superheated steam, the low-pressure superheated steam entering the concenser to releast heat and changing into liquid refrigerant of low-temperature and low-pressure, then being sent to the heat exchanger by the refrigerant pump for absorbing heat, becoming the superheated steam again to push the steam turbine to do work. The invention can recovery residual heat of the blast furnace slag water and generate power, and reduce energy consumption in steel production; and reduce temperature of blast furnace slag water which is benefit to improve quality of blast furnace water slag and reduce discharge of sulphide in slag washing process.

The invention relates to a continuous pyrolysis incineration device for full-scale electronic and electrical product waste. The continuous pyrolysis incineration device structurally comprises a feeder, a pulley feed hopper, a pyrolysis gasifier, a pyrolysis gas flue, a combustion furnace, a G-L air heat exchanger, a quenching absorption tower, a bypass flue, a chimney exhaust port, a cat ladder, an activated carbon storage tank and a chimney. The continuous pyrolysis incineration device has the advantages that dangerous electronic and electrical product waste, medical waste, organic waste and other kinds of dangerous combustible solid waste with a certain heat value are treated through a pyrolysis incineration technology, pyrolysis and high-temperature incineration technologies are combined in an optimized mode, low-temperature gas and high-temperature melt are combined together, waste incineration is conducted in the steps of pyrolysis, premixing and incineration, the synthetic technological process and technological conditions of pyrolysis incineration, energy recovery and flue gas cleaning are achieved and have perspectiveness, the overall technology has the outstanding harmless characteristic, compatibility and resourcezation are remarkable, material applicability is high, no hazardous reaction medium or poisonous and harmful solvent is involved in the process, and nature greenization can be achieved.

The invention discloses a land restoration method for an abandoned sand mining field and relates to the technical field of abandoned land recycling methods. The restoration method includes the following steps: raw materials are transported to the field, the raw materials are smashed for preparation, the smashed raw materials are mixed and stirred, the stirred raw materials are fermented, and the processed raw materials are paved and rolled so that the abandoned sand mining field is filled and leveled up. The land restoration method for the abandoned sand mining field has the advantages that the land restoration burdening is scientific and reasonable, the quality of comprehensive backfill is high, and the physical properties of the land such as the bearing capacity and the shear force and the physical and chemical indexes of soil are fully considered. Therefore, the land restoration method for the abandoned sand mining field fully ensures the stability of the land topography restoration and the good cultivation function, provides quality assurance for the restoration and reconstruction of the ecological system, facilitates inspection and management, and is high in economic benefits, ecological benefits and environmental protection benefits.

The invention relates to a street lamp device with photovoltaic power generation as a power supply source and used for collecting fine particles in air, and belongs to the technical field of environment protection application. A solar cell generates currents under irradiation of sunshine, and the currents are input into a photovoltaic controller through a conductive line for adjustment and then input into an energy storage battery for storing. When particle collection is needed, the currents output from the energy storage battery are input into an absorption control device through a power distribution device, and the absorption control device supplies power to an air pump and a current control device. When the air pump starts to work, external air is absorbed into an electrostatic adsorption device, meanwhile, the current control device changes voltage of the input currents according to set requirements and then the currents are transmitted to the electrostatic adsorption device, air entering the electrostatic adsorption is ionized in an ionization chamber, the particles in the air are charged, the charged particles move to an absorption chamber under the action of electric field force and air flow formed in the electrostatic adsorption device and are attached to absorption poles in the absorption chamber due to discharging, and the purified air is exhausted from an air outlet of a street lamp rod along with the air flow.

The invention mainly discloses a surface water recycling system for a sponge city. The surface water recycling system comprises a pure water storage system, a sewage treatment system and a water flow control system, wherein the pure water storage system comprises a first water well, a second water well and a circulation well which are connected with one another; the sewage treatment system comprises a first sewage treatment device located in the first water well and a second sewage treatment device located in the second water well. The surface water recycling system can realize effective percolation, treatment and collection of surface water, improves the water quality and facilitates surface water recycling. A construction method of the surface water recycling system comprises steps of ground treatment, foundation pit treatment, building of the water wells, installation of the sewage treatment system, building of the circulation well, laying of filtering plates, laying of internal pipes, laying of water guide pipes and ground surface treatment. The construction method is reasonable in design and adopts simple and reliable construction steps, the construction steps are joined and arranged properly, accumulated water can be guided effectively to infiltrate to underground, and the effect of sufficiently recovering rainwater and surface water is realized.

The invention provides a display panel and a manufacture method thereof. The manufacture method of the display panel comprises steps of: providing an array substrate; reserving at least one pre-grooved area for forming an installation groove on the array substrate; forming a photoresist layer in the pre-grooved area; providing a mask plate with a designed pattern so as to block the array substrate, exposing and developing the pre-grooved area through the mask plate, so as to form at least one pre-etched area in the pre-grooved area; and grooving the pre-grooved area so as to form the installation groove. The display panel meets the requirement of etching on the array substrate so as to make a large-area installation groove, reduces particles in later grooving process and keeps the functional layer effective.

The invention provides a preparation device of a floating agent. The preparation device comprises a first stirring groove, a second stirring groove, a third stirring groove and an agent collecting pool in sequential series connection, wherein the first stirring groove, the second stirring groove, the third stirring groove and the agent collecting groove are in sequential step arrangement, so thatthe floating agent can sequentially and automatically flow to the second stirring groove, the third stirring groove and the agent collecting pool from the first stirring groove through the self gravity. The provided assembly device comprises three stirring grooves; water can be respectively added into each stirring groove for dilution stirring; the stirring effect of the pasty agent is improved, so that the floating agent is more uniform; particles are fewer; in addition, the three stirring grooves and the agent collecting pools are in step arrangement, so that the agent automatically flows tothe subsequent medication device, the agent of each stirring groove can sufficiently flow out; the agent utilization rate is improved; the simple and convenient agent transmission mode is also provided.

The invention discloses an air separation machine for powder coating production. The air separation machine comprises an air separation box and an air separation tank, wherein the air separation tank is connected to the air separation box; the air separation box comprises a box body and an air blower; a feeding hole is formed in a top end of the box body; a discharging hole is formed in the bottom of the box body; an air blowing hole and an air suction hole are formed in an upper part of the box body; an upper sieve and a lower sieve are mounted in the box body; the air blower is mounted on the box body; the air blower is connected to the air blowing hole of the box body through a pipeline; the air separation tank is connected to the air suction hole of the box body through a pipeline; an air suction fan is mounted in the pipeline between the air suction hole and the air separation tank; a left sieve and a right sieve are mounted in the air separation tank; the tail of the air separation tank is connected with a collector. The air separation machine is used for performing air separation on a produced powder coating and removing tiny particles and impurities in the powder coating to obtain a clean powder coating; air bubbles cannot appear when the air separation machine is used.

The invention discloses an advanced water treatment method for a micro-polluted water source. Effluent from a sedimentation tank enters an ozone pre-oxidation tank, macromolecular organic matters in water are decomposed into micromolecular organic matters under strong oxidation of ozone, effluent from the ozone pre-oxidation tank is lifted to an efficient biofilter, the filtration rate of the efficient biofilter is 6-10 m/h, and filtering media comprise briquette broken carbon and ceramsite filter materials; effluent from the efficient biofilter flows to a fiber filtering media filtration tank under gravity, suspended particles are intercepted by fiber filtering media and finally enters a sludge system along with backwashing water and a precipitation process, and effluent from the fiber filtering media filtration tank enters a clear water tank, is disinfected by chlorine and pumped into an urban water supply network through a booster pump. The purified effluent enters the clear water tank and is disinfected by chlorine, so that the treated effluent meets the Standards for drinking water quality (GB5749-2006), the problems of blockage of a filtration tank, low organic matter removal rate and high operation cost of an ozone-biological activated carbon advanced treatment technology are solved, and the advanced water treatment method is suitable for advanced treatment of the micro-polluted water source, especially a micro-polluted water source in southern hot and humid areas.

The present invention provides a chemical filter using a metal compound to increase efficiency of removing poisonous gas and life of the chemical filter without leaking out the gas adsorbed by strong chemical bonding force of the metal compound and the poisonous gas by manufacturing an adsorbent for the chemical filter using metal oxide, metal hydroxide, metallic salt, or a mixture of those and to provide a method for manufacturing the chemical filter. The adsorbent of this chemical filter includes 10-99 wt.% of metal oxides, metal hydroxide, a metal salt or a mixture of those and 1-90 wt.% of an organic or inorganic bonding agent or a mixture of those.

The invention discloses an engine exhaust device being convenient to maintain and an engine. The engine exhaust device comprises a shell, wherein the shell comprises a first shell body and a second shell body; a thrust step is arranged on the inner wall of the open end of each of the first and second shell bodies; a purification catalyst converter is arranged between the two thrust steps; a working cavity is divided by the purification catalyst converter into a first working cavity body and a second working cavity body; an exhaust pipe is arranged in the first working cavity body; a gas outlet pipe is arranged in the second working cavity body; the gas circulation area of the first working cavity body is larger than that of the exhaust pipe; the gas circulation area in the purification catalyst converter is smaller than that of the first working cavity body and that of the second working cavity body; and the gas circulation area of the second working cavity body is larger than that of the gas outlet pipe. The above engine exhaust device not only is simple and compact in structure and convenient to maintain, but also has the advantage that the compactness of the original engine structure can be guaranteed. Meanwhile, the engine exhaust device has the functions of purifying exhaust and effectively reducing the noise of the engine.

The invention aims to provide a methyl diesel. The methyl diesel comprises methanol, oleic acid, cyclohexylamine, ethanolamine and inevitable impurities. The preparation technique is simple, only needs to manually or mechanically stir the diesel and admixtures, and thus, is suitable for large-scale industrial production; and the invention has the advantages of sufficient raw materials, low cost, low pollution and environment protection, greatly enhances the fuel efficiency, and is economical and efficient.

The invention relates to the technical field of resource utilization of traditional Chinese medicine residues, in particular to a method for preparing a biological fertilizer by utilizing traditionalChinese medicine residue waste containing fat, saponins and proteins; the method comprises the steps of rinsing, centrifugal dewatering, constant-temperature low-pressure hydrolysis, enzymolysis, fermentation and the like. The method solves the problems of long period, incomplete fermentation and secondary pollution of the fertilizer prepared from the traditional Chinese medicine residues at present, the biological fertilizer prepared by the method plays a role in both pesticide and fertilizer, and the traditional Chinese medicine residues of plants are truly absorbed and utilized completely.

The embodiment of the present invention relates to air purification treatment technology, in particular to an air purification device, comprising; The wind structure is set on the top of the box to output the purified air; the air intake structure is set on the bottom of the box, including the air inlet and the fan, to absorb the air and transmit the absorbed air to the Inside the box; the supporting structure is arranged below the box to carry the box so that the box is higher than the ground surface by a predetermined distance; wherein, the height of the box combined with the supporting frame is 85.6 cm. Set the height of the cabinet combined with the support frame to 85.6cm, and the air flow area is concentrated between 92.5cm and 124.8cm. This height design is more ergonomic, especially suitable for office workers who maintain a sitting posture for a long time in the office. high.

The invention discloses a laterally-adjusted circuit board cooling device, which comprises a mobile mounting rack and a motor, wherein the motor is arranged on the mobile mounting rack; the bottom of the motor is provided with an output shaft pointing downwardly; the outer circle of the output shaft is provided with a plurality of fan blades, a filter screen located above the fan blades is arranged on the mobile mounting rack; the top of the mobile mounting rack is provided with a guide sleeve; a lateral rod is arranged in the guide sleeve in a penetrating mode; two ends of the lateral rod are provided with supporting rods pointing downwardly; and the bottom part of each supporting rod is provided with a fixing seat respectively. Through the above mode, according to the laterally-adjusted circuit board cooling device, the lateral rod crosses above the circuit board, sliding of the guide sleeve on the lateral rod is used for adjusting the lateral displacement of the fan blades, requirements of an element with large heat amount generation can be met, the adjustment is flexible, particles in the air flow are reduced due to the filter screen, and the element can be well protected.

The invention discloses a control method of an air conditioner. The control method of the air conditioner comprises the steps ofjudging whetherthe air conditioner is located in an air speed self-adjusting mode or not after the air conditioner enters a negative ion purifying mode; determining the electrification time length and the power failure time length of the negative ion purifying device of the air conditioner if the air conditioner is located in the air speed self-adjusting mode; controlling the negative ion purifying device to alternativelybe electrifiedand lose power according to the electrification time length and the power failure time length; and adjusting the air speed of an indoor fan of the air conditioner according to the lasting time length of the air conditioner located inthe negative ion purifying mode.Along with increment of the lasting time length, the air speed is gradually reduced in a step form. The invention further discloses the air conditioner and a computerreadable storage medium. The blackening condition of a wall for mounting the air conditioner is prevented.

The invention discloses a fire extinguishing system for automobile exhaust gas recovery, belongs to the technical field of automobile equipment, and aims at solving the problems of exhaust gas utilization and automobile fire extinguishing. The fire extinguishing system for automobile exhaust gas recovery comprises a gas diversion pipe, a first containing case, a storage cabinet and a fire extinguishing hose, wherein the gas diversion pipe is connected with an outlet of an automobile exhaust pipe, the first containing case is arranged on the gas diversion pipe, the storage cabinet is connectedwith the first containing case through a gas guide pipe, and the fire extinguishing hose is arranged on the storage cabinet. According to the fire extinguishing system for automobile exhaust gas recovery, the problems of exhaust gas utilization and automobile fire extinguishing are solved.

The invention discloses a rural domestic sewage multi-stage low-power ecological treatment and resource utilization terminal which comprises an artificial wetland system, wherein one end of the artificial wetland system is connected with a water inlet pipe, the other end of the artificial wetland system is connected with a water outlet main pipe. The rural domestic sewage multi-stage low-power ecological treatment and resource utilization terminal further comprises a grating well, a septic tank, a sedimentation tank and a biological tank which are sequentially arranged, wherein a basket grating is arranged in grating well, and one end of grating well is connected with a water inlet header pipe; a water inlet of the septic tank is connected with a water outlet of the grating well; a water inlet of the sedimentation tank is connected with the septic tank; the biological tank comprises an anaerobic tank, an aerobic tank and a clarification tank which are communicated in sequence, a plurality of three-dimensional elastic filler pieces are hung in the anaerobic tank, and an aerator is arranged in the aerobic tank; and the water inlet pipe is connected with a clarification tank. The terminal has the effects that sewage entering a constructed wetland system has low impurity content, low organic matter content, low suspended matter content, low particulate matter content, good effluent quality and high effluent stability.