80results about How to "Reduce ozone" patented technology

The invention discloses an advanced treatment system of coking wastewater. The system mainly comprises an ozone generator, a catalytic ozonation reactor, a gas-liquid separation device, a bumper post, a biological activated carbon reactor and a tail gas absorption device, wherein the catalytic ozonation reactor has a three-section repeating structure; and each repeating structure section is divided to three subsections from bottom to top, namely an ozone absorption section, a catalyst bed layer and a catalytic reaction section. The three-section superimposing mode is utilized to intensify themass transfer function of ozone in the solution and increase the utilization rate of ozone; and the catalytic ozonation technology is adopted to increase the biochemical quality of coking wastewater,increase the treatment efficiency of the subsequent biological activated carbon technology and realize the aim of the high-efficiency advanced treatment of coking wastewater.

The invention discloses integrated technology for reclaiming lightly-polluted printing and dyeing waste water or printing and dyeing waste water achieving a certain discharge standard through deep purification treatment for production. A related process of the technology mainly comprises an adjusting tank, a pressure moving bed bio-film reactor, a ceramsite and activated carbon biological filter, an air floating system, a laminated filter and an ultra-filtration and reverse osmosis system. The technology is characterized in that the technology improves the prior biochemical technology, and carries out process integration by combining technology such as ozone oxidation, air flotation, membrane separation and the like. The regeneration of the printing and dyeing waste water can be realized by adopting the treatment technology, and the regenerated water quantity can reach 70 to 80 percent; and the technology not only can effectively solve the pollution problem of the printing and dyeing industry and protect the environment, but also can provide theoretical and technical support for realizing closed-loop circulation of the printing and dyeing waste water and popularizing clean production in the printing and dyeing industry.

Embodiments of the present invention are related to electro-kinetic air transporter-conditioner systems and methods. An electro-kinetic air conditioner device includes an inner hollow cylindrical mesh electrode having a first radius and an outer hollow cylindrical mesh electrode having a second radius that is larger than the first radius. The second hollow cylindrical mesh electrode surrounds the first hollow cylindrical mesh electrode. At least one emitter electrode is located within and generally parallel to the first hollow cylindrical electrode. A voltage source provides a high voltage potential difference between each emitter electrode and the inner hollow cylindrical mesh electrode. The outer hollow mesh electrode is preferably grounded, as well as insulated.

The invention provides an electrostatic dust removal device. The device is characterized in that a positive and negative direct-current high-voltage ionization charge module, a positive and negative particle opposite movement and coagulation module and a particulate matter secondary electrification module are sequentially arranged in the air inlet direction. According to the electrostatic dust removal device, dust is collected after being subjected to positive and negative direct current high voltage, strong electric fields and secondary electrification high voltage, and high-working voltage is adopted, so that collection efficiency of particulate matters with the size of 0.1 um reaches over 99%; and the problem that the particulate matters with the size of 0.1 um cannot be collected in the existing electrostatic dust removal technology is solved, and therefore the purpose of removing the particulate matters in air in a space range can be achieved.

An object of the present invention is to provide a charging device, a developing device, a photoreceptor, and an intermediate transfer body that can obtain high-quality images without being contaminated by a developer with a narrow charge distribution. An image forming apparatus for electrophotography that can obtain an appropriate image density even when the sheet is used repeatedly and has very little staining on the printing plate surface is also provided.

A method of protecting plants from ozone by applying to the photosynthetically active portions of said plants a particle film containing particles, an effective amount of a volumizing and two or more of nitrogen-rich carbonaceous materials which destroy ozone, microbial fertilizer which promotes microbial growth in the particle film, and ozone-reactable carbonaceous materials coated on the particles.

The invention relates to a multifunctional electrostatic precipitator, which includes an upper end plate, a lower end plate, a left insulating plate and a right insulating plate. High voltage plates, dust collecting plates, and tungsten wires are alternately arranged between the upper end plate and the lower end plate. 2 conductive shrapnels are mounted on the left insulating plate or the right insulating plate, and respectively connected to the high voltage plates and the tungsten wires. A high voltage insulating layer and a dust collecting insulating layer are respectively disposed on the high voltage plates and the dust collecting plates by plastic coating. The alternating space L between the high voltage plates and the dust collecting plates is 2-3mm, the width L1 of the high voltage plates is identical to L2 of the dust collecting plates, i.e. 110.5mm. According to the scheme involved in the invention, the high voltage insulating layer and the dust collecting insulating layer are respectively disposed on the high voltage plates and the dust collecting plates by plastic coating to reduce electric discharge between the high voltage plates and the dust collecting plates and reduce the ozone generation probability, so that the space between the high voltage plates and the dust collecting plates can be reduced, the density of the dust collecting plates can be increased, and the dust holding capacity is also increased. Also, the width of the high voltage plates and the dust collecting plates is increased from the existing 80mm to 110.5mm, so that dust is difficult to escape, and the dust removal effect is improved.

The invention discloses a down-flow ozone biological aerated filter device. The device comprises a sealing tower, and the sealing tower comprises a catalytic ozonation region (5), a biological aerated filter region (9) and a water outlet region (10) from top to bottom in a sequential connection mode. A water outlet (7) is formed in the lower portion of the water outlet region (10), a water distribution pipe (4) is arranged on the upper portion of the catalytic ozonation region (5), and an ozone aeration disc (17) is arranged on the lower portion of the catalytic ozonation region (5). An aeration pipe (18) is arranged on the lower portion of the water outlet region (10). The invention further discloses a treatment method adopting the down-flow ozone biological aerated filter device for petrifying the wastewater. The technology is compact, composition is reasonable, occupied area can be reduced, the operation cost is lowered, and bad influences on the biological aerated filter of residual ozone in the discharged ozonized water are eliminated.

The invention discloses an easy-to-maintain air purifier. The air purifier comprises a casing, a filter element and a fan, wherein the filter element comprises an electrostatic adsorption device and a diatomite filter element; the casing is cylindrical; the side wall of the casing is an air inlet port; the top of the casing is an air outlet; the electrostatic adsorption device is located on the inner side of the air inlet; the diatomite filter element is located on the inner side of the electrostatic adsorption device; the fan is arranged at the top of the center of the casing; the outer wall of the electrostatic adsorption device is coated with a visible-light photocatalyst coating; and an air detection device is arranged at the air outlet, comprises a particle detection module and an ozone detection module and is connected with an alarm lamp. The easy-to-maintain air purifier produces a small amount of ozone, the service life of the filter element is long, the purifying capacity can be regenerated through cleaning, automatic warning can be realized when cleaning and replacement are required, and thus later maintenance is simple, convenient and easy to operate.

The invention discloses a self cleaning dust collector, which comprises a dust collecting electrode fixing device, a plurality of dust collecting electrodes, a discharge electrode and a dust suction device, wherein the dust collecting electrodes are arranged at the inner side of the dust collecting electrode fixing device in parallel; the discharge electrode is arranged at the back side of the dust collecting electrode fixing device; the dust suction device is arranged at the front side of the dust collecting electrode fixing device and is used for sucking away particle materials adsorbed on the dust collecting electrodes; a dust accumulation sensor used for detecting the accumulation condition of the particle materials on the dust collecting electrodes is arranged on the dust collecting electrode fixing device. Through the addition of a set of dust suction device, the problem of adsorption capability reduction due to particle material accumulation of the existing dust collector is solved; the air filtering function is realized; meanwhile, the self cleaning function is realized.

The invention relates to a 110kV-level thyristor valve body. Each thyristor is a switching device provided with a semiconductor element. The valve body is a rectangular frame in which thyristor valve body modules and a heat dissipation device are arranged. Each thyristor valve body module comprises an absorption capacitor, a water-cooling resistor, the thyristor and a trigger plate, wherein the absorption capacitors and the water cooling resistors are arranged along the transverse direction of the frame, and the thyristors and the trigger plates are connected with the heat dissipation device; and the thyristor valve body modules are parallelly arranged along the longitudinal direction of the frame. The 110kV-level thyristor valve body provided by the invention not only can meet requirements of ultrahigh voltage static reactive power compensation equipment for voltage and current capacity, but also has the advantages of good insulation performance, simple structure, reasonable layout and good heat dissipation effect.

The invention belongs to the field of environmental engineering sewage treatment, relates to pretreatment and biochemical treatment of wastewater, and particularly relates to a comprehensive treatmentprocess method for chemical industrial park wastewater. The method comprises the following steps: carrying out quality-divided treatment on wastewater in a chemical industrial park, firstly feeding the wastewater difficult to biochemically degrade into a flocculation sedimentation tank for flocculation treatment, feeding the treated wastewater into a catalytic ozonation tower, and carrying out mineralization decomposition on substances difficult to degrade in the wastewater by virtue of hydroxyl radicals generated by catalytic ozonation reaction; the wastewater subjected to catalytic ozonation and the wastewater easy to biochemically treat enter an adjusting tank together, the mixed wastewater is homogenized and then enters a biochemical treatment unit, the biochemical treatment unit adopts an OAO process, the treated wastewater enters a secondary sedimentation tank, and after solid-liquid separation, the treated wastewater is discharged into an advanced treatment unit. The process issafe and reliable, and an economic, feasible and stable combined technology is provided for comprehensive treatment of the wastewater in the chemical industrial park.

The invention discloses a sludge reduction method by using ozone. The sludge reduction method comprises the following steps of (1) filtering of sewage; (2) aeration treatment of sewage; (3) settling and separation of the sludge; (4) ozone treatment of the sludge. The sludge reduction method has the advantages that the structure is simple, and the practicality is strong; by utilizing the ozone technique, the net sludge increasing amount is equal to the inorganic sludge amount in the sewage treatment process, so that the purpose of reducing the remained sludge is realized; in addition, the working efficiency is high, the energy loss is low, the secondary pollution is avoided, the reduction effect of the sludge is obvious, and the comprehensive utilization rate is effectively improved.

The present invention is to provide a plasma sterilizer capable of sterilizing the entire space inside an ambulance or a wall. The present invention provides a sterilizer module comprising: a dielectric barrier discharge plasma source; a fan to apply a propulsion force to a plasma flow discharged from the plasma source; and a UV lamp and an activated carbon arranged in a flow path through which the plasma flows out. The plasma source provides the sterilizer module having a first substrate and a second substrate arranged in parallel to face one another, wherein the first substrate comprises: a fork-shaped first electrode; a dielectric material covering the first electrode; and an aluminum oxide formed on the top of the dielectric material to protect the dielectric material and prevent moisturization of the dielectric material. The second substrate comprises: a fork-shaped second electrode; a dielectric material covering the first electrode; and an aluminum oxide formed on the top of the dielectric material to protect the dielectric material and prevent moisturization of the dielectric material.

The invention discloses an industrial production method for an electrostatic dust collection sheet and relates to the technical field of air purification. The industrial production method comprises asubstrate pretreatment step, a printing step, a drying step, a coating step and a cutting step. By selecting a PET coiled material as a substrate, a strip-like ink pattern is printed to the substrate,a PET film coats the dried substrate, the substrate is laminated by a laminating machine and is then tailored to obtain the electrostatic dust collection sheet. The industrial production method for the electrostatic dust collection sheet is simple in process, easily available in raw material, low in cost and high in efficiency.

The invention discloses an efficient air purifier core and belongs to the technical field of air purification. The efficient air purifier core is a through hole composite film air purifier core. The efficient air purifier core comprises through hole composite film conductive bands, a corrugated partition plate and a discharge needle assembly. Each through hole composite film conductive band is of a multi-layer structure and sequentially comprises a macromolecule resin material band, a high-impedance carbon paste conductive band and a through hole composite material band body from bottom to top, wherein the macromolecule resin material band is a polyethylene glycol terephthalate (PET) layer, and the high-impedance carbon paste conductive band is printed on the macromolecule resin material band, so that a high-impedance carbon paste conductive band assembly A is manufactured. Each through hole composite film conductive band further comprises a conducting strip, wherein the conducting strip adheres to or is riveted to one end of the high-impedance carbon paste conductive band assembly A. The discharge needle assembly is assembled in the middle of the efficient air purifier core. The corrugated partition plate is made of propene polymer (PP). Each through hole composite film conductive band is spaced from the corrugated partition plate. Every two adjacent through hole composite film conductive bands are arranged in the opposite directions. The conducting strips on the two sides are tin soldered, so that the positive electrode and the negative electrode are formed. The efficient air purifier core has the beneficial effects that the occurrence rate of zone is low, purification efficiency is high, and production efficiency is high.