47results about How to "Strong adaptability to water quality" patented technology

The invention discloses an indirect-direct compound evaporative cooling air conditioning unit with multilayer spray type plate pipes. The air conditioning unit comprises a unit casing, wherein an air inlet and an air supply outlet are respectively formed in the two opposite side walls of the unit casing; an air filter, a surface air cooler, a multilayer spray type plate pipe indirect evaporative cooler, a spray chamber, a filler b and an air feeder are sequentially arranged in the unit casing in the air movement direction; the multilayer spray type plate pipe indirect evaporative cooler is respectively connected with the surface air cooler and the spray chamber; an exhaust window is arranged on the top wall of the unit casing corresponding to the upper part of the multilayer spray type plate pipe indirect evaporative cooler; the exhaust window is connected with one end of an exhaust pipe; the other end of the exhaust pipe is opened, so as to form an exhaust outlet. The air conditioning unit can effectively improve the cooling effect by pre-cooling inlet air, performing multilayer atomization on spray water, improving materials and models of heat exchange tubes, arranging a rainwater collection unit on the top layer of the unit, and improving a secondary exhaust flow channel.

The invention discloses a high-intensity active carbon sedimentation basin. The sedimentation process thereof is characterized by comprising the following steps: reflowing the enriched sludge and the active carbon to a mixing basin by using the concentrating and separating effects of the sedimentation process and the active carbon on the turbidity materials, and obtaining the mixed liquid of which the concentrations of the sludge and the active carbon particles are high; and strengthening the removal of the turbidity materials and the organics in water by the capturing and adsorbing effects of the two carriers. According to the invention, the defect of the original conventional treating process that the utilization ratio of the added active carbon is low is overcome, and relatively stronger removal ability for stink smell, chroma and organics is provided for the conventional sedimentation process. The high-intensity active carbon sedimentation basin has the characteristics of good water quality, small drug consumption, high solid content of sludge, small occupation area, flexible operation control and strong adaptation ability on raw water quality. The sedimentation basin is developed based on the III-type raw water or raw water higher than III type, and has double functions of conventional treatment and deep treatment; and a completely new path to treat the serious raw water is provided. The sedimentation basin can be applied to the conventional treatment process or combined with the deep processing process when the quality of the raw water is poor.

The invention aims to provide an industrial wastewater treatment method. The invention adopts the following technical scheme: 1, high-salinity wastewater is fed into a reaction kettle, and subjected to steam heating, then a volatile organic compound escapes out of the top of the kettle and then enters a middle regulating tank, residual liquid is crystallized and filtered, and filter liquor returns to the reaction kettle; 2, organic macromolecules difficult to biodegrade in high-concentration wastewater are degraded by using a microelectrolysis-Fenton catalytic oxidation technology, and the obtained product is discharged to a flocculation basin and then precipitated; and 3, the obtained product is treated by using a membrane hydrolytic acidification-anaerobic baffle plate reaction tank-oxidation ditch combined process. The method disclosed by the invention has the beneficial effects that firstly, wastewater is classified, so that the pretreatment of different wastewater in different modes is facilitated, thereby improving the efficiency of treatment; secondly, a biofilm anaerobic reactor is adopted, so that the method has strong adaptability to water quantity and water quality, the amount of activated sludge is small, and the solid-liquid separation is easily performed; and thirdly, the anaerobic reactor is provided with a baffle plate, so that after wastewater enters the anaerobic reactor, the cycle-index of the wastewater can be increased, thereby speeding up the degradation rate.

The invention belongs to the field of industrial waste water treatment, and relates to a waste emulsion demulsification processing method. The method employs at least one of bentonite, diatomite and activated clay as an adsorbent, employs at least one of polymeric aluminium, polymerization ferric chloride, polyferric sulfate and polyacrylamide as a flocculating agent, and performs demulsification processing on waste emulsion, wherein grease adsorption is carried out by an adsorbent, flocculation settlement is carried out by a flocculating agent, and solid-liquid separation is carried out. The method has the advantages of simple process, low operation cost, low energy consumption and high processing efficiency. the used agent has the advantages of nontoxicity and innocuousness, low cost and easy acquisition, has obvious maneuverability, and can be widely used for processing the waste emulsion, waste cutting fluid and waste saponification liquor for metal product, machining and other industries. According to the invention, more than 90% of chemical oxygen demand (COD) in the waste emulsion can be removed by a one step, and favorable condition can be provided for subsequent deep treatment such as chemical oxidation and biodegradation.

The invention relates to a micro-vortex flocculation purifying technology, especially relates to a spinning-type micro-vortex flocculation device, and is suitable for the technical fields of municipal water feeding and sewage processing. The spinning type micro-vortex flocculation device is composed of flocculation rings, supports, connection rods, and other parts, and is characterized in that the whole device is composed of layers, comprises at least three layers, and each layer is provided with at least four flocculation rings. The device has a strong adaptability to water quality and water volume, and has the characteristics of stable operation, good flocculation effect, and convenient assembly.

The invention discloses a solid polymer electrolyte membrane electrode hydrogen water generating device and an application. The solid polymer electrolyte membrane electrode hydrogen water generating device comprises a hydrogen water generating unit, an oxygen guide-out pipe and a packaging component. The hydrogen water generating unit comprises an oxygen evolution flow collecting piece, a solid polymer electrolyte membrane and a hydrogen evolution flow collecting piece which are sequentially arranged from bottom to top. The packaging component is used for packaging the hydrogen water generating unit, so that water leakage of the device and a current short circuit failure are avoided. The oxygen guide-out pipe is used for guiding oxygen produced by electrolysis into the atmospheric environment. The solid polymer electrolyte membrane electrode hydrogen water generating device can be applied to a portable hydrogen-enriched water cup and is placed at bottom of the cup, the hydrogen evolution flow collecting piece is made to make contact with water in the cup, the oxygen evolution flow collecting piece is connected with the positive pole, the hydrogen evolution flow collecting piece is connected with the negative pole, a 3.7-5.5 V direct current is supplied to the device, and high-concentration hydrogen-enriched water can be generated and is used in the healthy water health care field. Compared with the traditional technology, the solid polymer electrolyte membrane electrode hydrogen water generating device can effectively separate hydrogen from oxygen and fundamentally eliminate the dissolution of ozone in drinking water, so that high-purity and high-content hydrogen water is obtained.

The invention relates to a method for treating waste acids with iron-based oxide residues and belongs to the technical field of waste acid treatment. The method comprises the following steps: smashingiron-based oxide residues and screening with a 100-300 mesh sieve, cleaning for 2-3 times with deionized water, distilled water or pure water, and then drying, thereby acquiring iron-based oxide residue powder; adding the iron-based oxide residue powder into the waste acids and uniformly mixing, thereby acquiring a mixed system; regulating pH value to 4-5 with alkali; under an external field condition, heating the mixed system to 60-70 DEG C, shaking for 1-2h, standing for 1.5-2.5h and performing solid-liquid separation, thereby acquiring supernate and solids on bottom, wherein the external field is one or more of ultrasonic field, microwave field, magnetic field, electric field and pressurizing field. The method for treating waste acids with iron-based oxide residues provided by the invention has the advantages that the pipelines and valves are not blocked, the running of the whole system is stable, the treatment effect is excellent, and the like.

The invention discloses a wheel set traction automatic leaning type ultraviolet inactivation device. The device is characterized in that an automatic cleaning mechanism is added; the automatic cleaning mechanism is arranged on a top plate of the device and consists of a motor, a proximity switch, a drum wheel, a pulley wheel set, a steel wire rope, a cleaning plate and a cleaning ring; the motor is connected with the drum wheel by a shaft; two ends of the steel wire rope are fixedly arranged on the drum wheel; the direction of the middle of the steel wire rope is changed by pulley wheels; the number of turns by means of axial rotation when the device runs can be counted; and when the motor drives the drum wheel to turn, one end of the steel wire rope moves in a winding way, and the other end of the steel wire rope is discharged to linearly move, the cleaning plate moves due to the movement of the steel wire rope, and the cleaning ring is sequentially used for cleaning the surface of a quartz socket tube in a scratching way. According to the device, the problem of the decrease of an inactivation effect caused by the scale formation of the quartz socket tube can be solved. The device is low in resistance, high in water quality applicability, high in automaticity degree, and stable and reliable to clean. The maintaining workload can be effectively reduced. The use reliability and the maintainability can be improved, and the popularization of ultraviolet rays taken as a disinfection method can be promoted.

The invention discloses an internal-circulation aerobic granule sludge bioreactor, and particularly relates to an aerobic granule sludge bioreactor with the functions of internal circulation, biological contact flocculation and filtering. The aerobic granule sludge bioreactor comprises a cylinder body, a bottom plate, an inverted butt conical drum, an upper annular water collecting tank, an upper water collecting pipe, a lower annular water collecting tank, a lower water collecting pipe, an upper water outlet pipe, a lower water outlet pipe, a current plate, a high-voltage fan, an air inlet main pipe, an annular aerator pipe, a circulating pump, a communicating water inlet pipe, a circulating pump water outlet pipe, a communicating water outlet pipe, a sludge return pump, an upper part sludge outlet pipe, a middle sludge outlet pipe, a lower part sludge outlet pipe, a sludge collecting pipe, a sludge collecting drum, a sludge discharge pipe, a water inlet pipe, a sludge distribution pipe, a water distribution hole, a through hole, an annular water distribution tank and an air baffle. The aerobic granule sludge bioreactor has the advantages that the height-diameter ratio of the bioreactor is high, a water head of a front section IC anaerobic reactor can be sufficiently utilized, a large amount of aerobic granule biological sludge with large particle sizes and good activity are produced, the use ratio of oxygen is high, the volumetric loading rate of organic matter is high, the removal rate of COD is high, and the bioreactor can be operated in various ways, is flexible to adjust and small in land occupation, and saves power consumption.

The invention relates to a multilayer bevel-plate sedimentation device with a variable interval and a variable flow direction, belonging to the field of water treatment. In the multilayer bevel-plate sedimentation device, bevel-plate components with different intervals are arranged in layers; the number of layers is three or more than three; the intervals of the bevel-plate components at a bottom layer are maximum; the intervals of the bevel-plate components at middle layers are gradually reduced from bottom to top; the intervals of the bevel-plate components at a top layer are minimum; an included angle between each layer of the bevel-plate components and a horizontal plane is 60-degree; the bevel-plate components at two adjacent layers are arranged along opposite directions; and the bevel-plate components at each layer are same in height within a scope of 300-500mm. The multilayer bevel-plate sedimentation device is excellent in draining effect, is capable of smoothly disposing spoil and avoiding blocking and is high in adaptability for various water qualities of surface water. A draining effect is below 2NTU. The multilayer bevel-plate sedimentation device is suitable for the field of water treatment.

The invention discloses a water-soluble grinding fluid and a preparation method thereof. The grinding fluid is prepared from, by weight, 5-20% of pyrazinecarboxamide, 5-20% of a water-soluble lubricant, 0.1-4% of a settling agent, 0.5-4% of a fungicide, 0.01-0.1% of benzotriazole, 0.1-0.5% of a defoaming agent and the balance water. The water-soluble lubricant is prepared by mixing polyether ester, triethanolamine, boric acid ester and polyethylene glycol in the weight ratio of (6-25):(5-20):(4-12):(1-3). The preparation method of the grinding fluid is simple, easy to implement and low in cost. The grinding fluid has the advantage of being good in lubricating property, cooling property, settling property, defoaming property, anti-rust property and cleaning property, and is high in water adaptation capability, good in chemical stability, lasting in low foaming state, excellent in grinding settling capability and oil stain resisting capability, long in service life and especially suitable for grinding of sapphire, electronic ceramic, neodymium iron boron, magnetic materials and other special materials which are hard and brittle and difficult to machine.

The invention relates to a kitchen waste sewage treatment system, which comprises a pretreatment system and a biochemical treatment system which are connected in sequence, wherein biological rotating disc equipment (BBR equipment) is adopted in the biochemical treatment system, the material of a biological rotating disc comprises a three-dimensional net structure formed by thermoforming cellosilk and latex, and thecellosilk is made of a modified PVDC polymer obtained by copolymerizing vinylidene chloride, 1, 2-dichloroethylene, glycidyl methacrylate and a cationic monomer, and an auxiliary material. According to the invention, the method is simple in technological process, high in effluent standard reaching rate, easy in sludge treatment, efficient, energy-saving, low in operation cost, small in occupied area and very suitable for treating kitchen waste sewage; the biological rotating disc in the BBR equipment forms an anaerobic and anoxic environment inside the disc and an aerobic environment outside the disc, and the anaerobic and anoxic environment inside the disc and the aerobic environment outside the disc arecombined with the anaerobic, anoxic and aerobic environment at the microscopic level of a biological membrane, so that a stronger synchronous nitrification and denitrification effect is exerted, and the operation cost and the retention time of a biochemical pool are saved.

The invention discloses a process for efficiently pretreating biogas slurry. The process includes steps of (1), preparing the biogas slurry and composite flocculants according to a volume proportion of 1000:1-1000:5 and flocculating the biogas slurry; (2), preparing mixed liquid obtained at the step (1) and coagulant aids according to a volume and mass proportion of 1000 milliliters:0.01-0.04 gram and coagulating the mixed liquid; (3), allowing mixed liquid obtained at the step (2) to stand still and settling the mixed liquid for 0.5-2.0 hours to obtain supernatant. The process has the advantages that the composite coagulants are added into the biogas slurry, accordingly, floc can be formed at a high speed and is good in settling property and high in inlet water quality adaptability, and excellent flocculation and settling effects can be realized by only the added trace PAM (polyacrylamide) coagulant aids; the process which includes pretreating the biogas slurry and then carrying out ultra-filtration treatment on the biogas slurry is high in membrane flux as compared with methods for directly carrying out ultra-filtration treatment without flocculation and settling.

The invention discloses application of molasses fermentation liquor as a grey water scale-inhibiting dispersion agent in a coal chemical industry grey water treatment process, an efficient environment-friendly grey water scale-inhibiting dispersion agent and application of the efficient environment-friendly grey water scale-inhibiting dispersion agent in the coal chemical industry grey water treatment process. The efficient environment-friendly grey water scale-inhibiting dispersion agent comprises the following components in percentage by mass: 30-100% of molasses fermentation liquor (in terms of solid content); 0-50% of hydrolytic polymaleic anhydride (in terms of solid content); 0 to 50% of polyepoxysuccinic acid (in terms of solid content); and 0-50% of polyaspartic acid (in terms of solid content). The molasses fermentation liquor is used as a grey water scale-inhibiting dispersion agent in a coal chemical industry grey water treatment process, so that the method is green and pollution-free, the raw material and production cost is low, and the production process is high in safety; and the addition concentration does not need to be very high, the grey water treatment cost is reduced, the scale inhibition rate can be obviously improved, the discharge capacity is reduced, and the repeated utilization rate of grey water is improved.