91 results about "Volume load" patented technology

A small tabletop stationary five-degree of freedom device such as a “robot” is used to define the treatment region by tracing the region under direct visualization and then to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other in a predetermined parallel or similar geometry, each source equipped with blocking and attenuation mechanisms, at a plurality of positions in a planar fashion across or through a selected treatment field, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue and can be used to treat regions on or below the surface of tissue, in a cavity and underlying region created following a surgical resection, on or below the surface of an internal cavity, hollow viscus, or lumen, or deep in tissue adjacent to an inserted probe or conduit or catheter. By generating a plurality of overlapping beams indexed on a millimeter or submillimeter grid that converge on a target volume loaded with gold nanoparticles, a tumorcidal dose of radiation can be delivered in as little as a single session to tumor cells but not to normal cells within or outside the treatment volume. This approach also makes it possible to deliver serial radiosurgical treatments.

The invention relates to a coal chemical wastewater treatment method, in particular to a chemical wastewater treatment method. The invention aims to solve the problems of the chemical wastewater treatment method such as bad outlet water quality and high operational cost. The method comprises the following steps: pretreating coal chemical wastewater to be treated; then carrying out hydrolytic acidification treatment, external circulating anaerobic treatment, anaerobic sedimentation treatment, adjusting hydrolytic acidification treatment, contact oxidation treatment, sedimentation treatment, A / O treatment, sedimentation treatment, deamination treatment, coagulating sedimentation treatment and aeration biological filter tank treatment, wherein the temperature in an external circulating anaerobic tank is controlled within the scope of 32 to 35 DEG C; the hydraulic detention time is 24 to 36 h; the sludge concentration is controlled between 50 and 100 g / L; the volume load is 5 to 10 kg COD / m.d ; and the pH value is controlled between 7.0 and 7.5. The invention has the advantages of flexible operation, impact load resistance, low operating cost and good treatment effect; after the coal chemical wastewater is treated by the treatment method, the outlet water quality completely can achieve the wastewater comprehensive discharge standard regulated by the State.

The invention discloses a power supply system of a remote sensing platform of an unmanned plane. The power supply system comprises a main power source, an assistant power source, a main switch, an assistant switch, a channel switch, a controller, a NOT gate, a main detection circuit, n main switch power sources and n assistant switch power sources. A main battery and an assistant battery with different capacities are used for power supply, and when the main battery is low, the assistant battery can be switched for backup, so that the manageability of the batteries are improved, and volume load of the unmanned plane can not be increased too much; and according to the power supply system of the remote sensing platform of the unmanned plane, the output voltage amplitude of the power source and the input voltage amplitude of each load can be detected in real time by the detection circuit, and when the output voltage of the main power source is lower the preset voltage amplitude, the assistant power source is switched to supply power in time, an alarm is sent to a monitoring person on the ground to enable the monitoring person to take action to force the unmanned plane to land, and the safety and the reliability of the unmanned plane are improved.

The invention discloses an airlift type internal circulation intermittent aerobic granular sludge reactor, which comprises an organic glass column, a temperature controller, a water inlet tank, an aeration pump, a water feed pump, a draining pump, a flow meter, a programmable logical controller, etc. The main body of the reactor is the organic glass column and can be divided into an inner sleeve and an outer sleeve, and the inner one is an upspout, while the outer one is a downcast pipe; the ratio of height to diameter is 15. The exterior of the downcast pipe is provided with a water bath heating casing for controlling reaction temperature. Mixed liquor in the reactor flows between the upspout and the downcast pipe in internal circulation to endow granular sludge with a self-balanced micro-ecosystem, the property of the micro-ecosystem is suitable for an up-flow type wastewater treatment system. The reactor adopts the sequence batch operation mode and can realize automatic control by the programmable logical controller. The reactor of the invention has the advantages of flexible operation, compact structure, little sludge remained, good treatment effect, and the like, and can bear high volume load and impact load; furthermore, the reactor has small occupying space and can reduce pork barrel due to relatively large H / D.

A biomembrane-type internal circulation anaerobic reactor relates to an internal circulation anaerobic bioreactor. The bioreactor comprises a first reaction zone, a second reaction zone, an upspout, a downcomer and a gas-liquid separator, wherein upper parts of the first reaction zone and the second reaction zone are respectively provided with a three-phase separator. The internal circulation anaerobic bioreactor is characterized in that the upper 2 / 3 part of the first reaction zone is taken as a filler zone, while the lower 1 / 3 part is taken as a water distribution zone; meanwhile, a part from the upper part of the three-phase separator of the first reaction zone to the lower part of the three-phase separator of the second reaction zone is also taken as a filler zone; and the filler zones are provided with composite fillers. Because the bioreactor adopts biomembrane to replace granular sludge, the bioreactor is changed fundamentally compared with the prior internal circulation anaerobic reactor. The internal circulation anaerobic bioreactor has the advantages that the bioreactor greatly reduces the starting time of flocculent sludge, and can reach full load operation in approximately one month; the bioreactor is particularly suitable for treating waste water which can not form granular sludge; moreover, the volume load of the bioreactor is 2 to 3 times than that of a UASB reactor during treating similar waste water; and the bioreactor effectively solves the problem of sludge loss.

The invention relates to a method for cultivating aerobic short-cut nitrification granular sludge for treating domestic sewage, which is characterized in that an SBR reactor adopts ratio of height to diameter of 1.8-10 and volume exchange rate of 50-67%; the sedimentation time is 30-50min, which is gradually shortened to 3min, or the sedimentation time is set as 5-8min. In the process of biochemical reaction, dissolved oxygen (DO) and pH value are regarded as real-time control parameters; aeration time is controlled according to the fuzzy control rule; nitrification is controlled to stop on the short-cut nitrification stage. The method can increase the content of ammonia oxidizing bacteria and volume load, shorten nitration reaction time, improve the sedimentation property of the sludge by a wide margin, shorten sedimentation time, narrow the floor area of the reactor and solve the problems of low operating efficiency and unstable nitrosification caused by time program control of the sewage treatment system. The aerobic short-cut nitrification granular sludge prepared by the invention is suitable for treating high-concentration ammonia nitrogen wastewater with low COD and is a biological wastewater treatment technology with broad market prospect.

The method for implementing low C / N ratio high concentration ammonia nitrogen waste water short-range nitrification includes the following steps: firstly inoculating nitrification granules sludge and placing it into an upflow type aerobic biological reactor with three-phase separator, related characteristic parameters of the nitrification granules sludge are: 62 plus or minus 4g USS / L and 79 plus or minus 3g SS / L; diluting high-concentration ammonia nitrogen waste water to make the ammonia nitrogen concentration be 200-300mg / L and using its as reactor feeding water, the hydraulic detention time of waste water in the reactor is 8-36h, the temperature of reactor interior is retained at 16-35deg.C, the pH value is 7.5-8.5 and dissolved oxygen concentration is 1.5-3.5mg / L; progressively reducing dilution multiple of high-concentration ammonia nitrogen waste water so as to increase ammonia nitrogen concentration is the feeding water until the waste water can be directly used as feeding water. When the ammonia nitrogen removal rate is up to 855 and its operation is stable, the hydraulic detention time can be progressively reduced to 3-15 hr so as to raise volume load of biological reactor.

A compressor having a dual slide valve assembly is disclosed. The slide valve assembly includes: i) a volume slide valve mechanism that is slidably movable to control compressor volume ratio and power input to the compressor; and ii) a capacity and volume slide valve mechanism that is in operational association with the volume slide valve mechanism, and the capacity and volume slide valve mechanism is slidably movable to control compressor capacity and to control volume ratio and power input to the compressor. In at least some embodiments, the compressor is a rotary gas compressor for a compression (e.g., refrigeration) system. A method of increasing compressor efficiency using the dual slide valve assembly is also disclosed. Compressor volume load and / or volume ratio and / or compressor power input can be simultaneously controlled by both the volume slide mechanism and the capacity and volume slide mechanism. Advantageously, compressor efficiency is increased.

The invention relates to one kind of wastewater treatment bioreactor. An aeration zone and a settle zone are provided in the reactor, the aeration device is located above the aeration zone, and a barrier and a gap are arranged between the aeration zone and the settle zone. It has many advantages: high oxidation rate in mixed liquid, high oxygen utilization rate of 40-50%, large volume load, short hydraulic retention time, run as activated sludge system, simple structure, low building cost, better solid-liquid separation effect, little surplus sludge produced, compact microorganism grains in mixed wastewater, and great settle capability. By comparison with other devices and technologies for wastewater treatment, the surplus sludge produced in degradation of 1 kg BOD declines by about 40 percent if the invention is used, which greatly reduces the amount of sludge for treatment.

This invention relates to an improved internal circulating anaerobic bioreactor. When the present internal circulating anaerobic bioreactors are used to treat low-concentration organic wastewater, the SS content in the outlet water is high, the internal circulating liquid ans the inlet water is not adequately mixed, and the utility of the second reaction zone is low. The improved internal circulating anaerobic bioreactor in this invention retains the upcast pipe, the downcast pipe and the gas-liquid separation zone, while uses a filtration zone to replace the precipitation zone, changes the single downcast pipe into 2-4 pipes with the equal space, and cancles the second reaction zone. The improved internal circulating anaerobic bioreactor has such advantages as simplified structure, high volume utility, low SS content in the outlet water, no sludge loss and high reaction efficiency. The volume load of the improved internal circulating anaerobic bioreactor is four times that of UASB reactor, with 20 kg COD / (m3 .d) when treating medium-concentration organic wastewater (such as beer wastewater), and 8 kg COD / (m3 .d) when treating low-concentration organic wastewater. Besides, the improved internal circulating anaerobic bioreactor also has such advantages as small space area, stable running and easy operation.

The invention provides an integrated two-phase anaerobic reactor. A fixing padding and an alkali distribution tube are arranged in a reaction area of the conventional up-flow anaerobic reactor; and by feeding alkali, the padding layer is adjusted and the pH value of muddy water in the reaction area above the padding layer is between 6.8 and 7.2 so that optimal growth conditions of acid generating fermentation microbes and methane generating fermentation microbes are formed on the lower part and the upper part of the reactor respectively and the treatment capability and running stability of the wastewater anaerobic reactor are greatly improved. Separation of hydrolysis acidifying phase and methane generating phase is realized in the reactor, capital construction and running expenses are saved, and the volume load of the reactor is improved.

The invention discloses an efficient denitrifying integrated biological drum and an operating method thereof, and solves the problems that the existing biological rotary disc is low in volume load, complex in structure of disc, high in manufacturing and processing cost and large in workload for maintenance of the rotary disc driving device, and the biological membrane on the disc is easy in anaerobic fermentation to generate foul smell. The drum disclosed by the invention comprises a body, and an inversed T-shaped separator assembly which is formed by a vertically arranged first separator and a horizontally arranged second separator in the body, wherein the separator assembly divides the body into an anoxic zone, an aerobic zone and a settling zone. An opening by which wastewater flows from the anoxic zone to the aerobic zone is formed in the bottom of the first separator. A water inlet is formed in the upper part of the anoxic zone. The aerobic zone is internally provided with a biological drum. The upper parts of the anoxic zone and the aerobic zone are further mutually communicated through a backflow channel. The second separator is further provided with an overflow pipe communicated with the anoxic zone and the aerobic zone. The settling zone is further provided with a water outlet. The drum disclosed by the invention is compact in structure, small in occupied area, free from aeration by a fan and low in operating cost.

A compressor having a dual slide valve assembly is disclosed. The slide valve assembly includes: i) a volume slide valve mechanism that is slidably movable to control compressor volume ratio and power input to the compressor; and ii) a capacity and volume slide valve mechanism that is in operational association with the volume slide valve mechanism, and the capacity and volume slide valve mechanism is slidably movable to control compressor capacity and to control volume ratio and power input to the compressor. In at least some embodiments, the compressor is a rotary gas compressor for a compression (e.g., refrigeration) system. A method of increasing compressor efficiency using the dual slide valve assembly is also disclosed. Compressor volume load and / or volume ratio and / or compressor power input can be simultaneously controlled by both the volume slide mechanism and the capacity and volume slide mechanism. Advantageously, compressor efficiency is increased.

A small tabletop stationary five-degree of freedom device such as a “robot” is used to define the treatment region by tracing the region under direct visualization and then to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other in a predetermined parallel or similar geometry, each source equipped with blocking and attenuation mechanisms, at a plurality of positions in a planar fashion across or through a selected treatment field, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue and can be used to treat regions on or below the surface of tissue, in a cavity and underlying region created following a surgical resection, on or below the surface of an internal cavity, hollow viscus, or lumen, or deep in tissue adjacent to an inserted probe or conduit or catheter. By generating a plurality of overlapping beams indexed on a millimeter or submillimeter grid that converge on a target volume loaded with gold nanoparticles, a tumorcidal dose of radiation can be delivered in as little as a single session to tumor cells but not to normal cells within or outside the treatment volume. This approach also makes it possible to deliver serial radiosurgical treatments.

A loading apparatus and method including a stacker conveyor having paired crawler tracks, an inclined conveyor, and an intake end and a discharge end. A wide apron is positioned at the intake end of the conveyor. The apron includes a left-hand side and right-hand side load receiving area that are arranged on opposing sides of the feeder conveyor. Two double hinged feeder blades are positioned at a rear edge of the apron. The feeder blades are arranged to operate asynchronously. Each feeder blade includes a main blade and a wing blade. A straight mechanical drive unit including an engine and two planetary gearboxes that generate the torque required to drive the conveyor. The drive unit includes a torque converter and two planetary gearboxes with planetary sprockets. A chain extends between each planetary sprocket and a corresponding head shaft sprocket on a main head shaft which drives the conveyor.

The invention provides a membrane separation activated sludge device and processing method. The device and method can process with high BOD volume load. Even if the device operates with high flux, the device can defer block of the membrane so as to reduce frequency of washing membrane and changing membrane and to prevent addition of water quality deterioration of processing water and sludge. The membrane separation activated sludge device is used for processing water containing organism having an aeration tank, a biological processing tank and a membrane separation tank configured in series along an upriver direction toward a downriver direction. The biological processing tank has a carrier. In addition, the device further has a returning element that returns the sledge in the membrane separation tank to the biological processing tank.

The invention discloses an MSBR (Modified SBR) nitrogen and phosphorus removal technique based on an MBBR, and belongs to the technical field of sewage treatment. The technique is based on a system consisting of seven units, including a sludge concentration area, a hypoxic preconditioning area, an anaerobic area, an anoxic zone, an aerobic MBBR area, a sequencing batch reaction I area and a sequencing batch reaction II area, wherein suspended packing is all dropped into the aerobic MBBR area, a medium hole perforating aeration system is arranged at the bottom of the aerobic MBBR area, a water distribution system is arranged at a water inlet, and an interception screening system is arranged at a water outlet. According to the MSBR nitrogen and phosphorus removal technique based on the MBBR disclosed by the invention, the advantages of an MSBR technique and the MBBR technique are combined, the technique has the advantages of high volume load and stable effluent effect, and is suitable for carrying out update or capacity increasing transformation on the original MSBR technique, so that the treatment capability of the existing technique is promoted, and meanwhile, the technique is applied to new construction items, so that the occupied area can be greatly reduced.

The biochemical reactor for treating sewage features that it is provided with aerobic area with aerobic apparatus in the upper part, deposition area, and separator and opening between the aerobic area and the deposition area. The oxidizing liquid has relatively high oxidizing rate with the oxygen utilizing rate reaching 40-50 %. The reactor has great volume load and short hydraulic retention period, may be operated in active sludge mode, and has simple structure, low capital construction cost, high solid-liquid separating effect and less residual sludge. The mixed sewage has compact microbe colony grains with excellent deposition performance.

The invention discloses an electric field strengthening two-phase anaerobic reactor being suitable for treating high-concentration sulfates and organic pollutant effluents. The interior of a tank body of the reactor is respectively provided with a sludge precipitation zone, an acidification reaction chamber and a methanation reaction chamber from the bottom up; the top of the tank body is provided with a gas-liquid separator; the upper side and the lower side of the acidification reaction chamber are respectively provided with a negative electrode plate and a positive electrode plate, and the negative electrode plate and the positive electrode plate are connected with a constant-current voltage source outside the tank body so as to form a constant-voltage electric field; the methanation reaction chamber and the acidification reaction chamber are separated by a sludge trapping layer; the inner edge at the top of the tank body is provided with a water outlet slot; a water outlet pipe is communicated with the water outlet slot and extends out of the tank body, and the effluent thereof can be directly discharged or recycled. The processes of the constant-voltage electric filed and the two-phase anaerobic reactor are adopted in the reactor; and the reactor adopts a sulfate reduction process which can realize that a hydrogen supply system is strengthened at constant pressure under the condition of introducing direct current. The reactor has the advantages of high volume load, high reaction speed, small occupied area, low operating cost, good treatment effect, and the like.

High explosives suitable for filling very small volume loading holes in micro-electric initiators for micro-electro-mechanical mechanisms, used as safe and arm devices, are prepared from slurries of crystalline energetic materials and applied using various methods. These methods include swipe loading, pressure loading and syringe loading. A volatile mobile phase may be added to the slurry so as to partially dissolve the energetic material so that, upon evaporation of the mobile phase, the energetic material precipitates and adheres to the loading hole.

The invention provides a container cold transferring method and system. The method comprises the steps of storing configuration parameter information of a source node container and the container state; copying a data volume loaded by the source node container to a target node; importing the source node container into the target node; modifying the configuration parameter information; creating a container through the modified configuration parameter information; setting the container state to be the stored container state. By transferring the source node container to the target node, firstly the data volume loaded by the source node container is copied to the target node, then by transferring the configuration parameter information and the state, it is guaranteed that data in the containerand data in the container data volume are not lost, therefore the problems that when a physical node in a cluster needs hardware upgrading or faces a possible error risk, the container in the currentnode needs to be transferred to another node, and the usability is poor are solved; the container cluster is conveniently managed, and by using a floating IP, it is guaranteed that the transferred IPaddress cannot be changed.

The invention relates to the field of electronic chart graph processing, in particular to an electronic chart displaying method and system. According to the electronic chart displaying method, an electronic chart area needing to be displayed is located through a rectangular cutting window; objects wholly outside the cutting window and portions, outside the cutting window, of objects partially in the cutting window are cut out in an electronic chart traversing mode; only portions in the cutting window are reserved; the objects are loaded into a memory bitmap; and finally the objects are displayed on a screen in a memory bitmap mode. Thus, the data volume loaded into internal storage is greatly reduced, and the electronic chart displaying speed is improved.

The invention relates to a multi-stage internal circular anaerobic reactor which aims at solving the defects of existing anaerobic reactors, such as difficulty in separating the sludge and hydraulic retention time, long treatment period, high solid-containing content of effluent, and limit to the treatment of organic wastewater with medium and high temperature and high concentration. The anaerobic reaction zone of the reactor is arranged above three stages, each of which is provided with a riser pipe used for leading fluid to flow up to a gas-liquid separator at the top part through an air collection baffle-board, a recirculatory pipe used for leading the fluid to flow down to a solid-liquid separator at the bottom part and a water distributor used for leading the fluid to enter the anaerobic reaction zone to carry out fluid circulation. The reactor is easy to operate and manage, optimizes disposition conditions and improves biomass in the reactor. The full contact of wastewater and microbe strengthens the mass transfer between the wastewater and particle sludge and guarantees the normal operation of the reactor in larger volume load.

The membrane bioreactor consists of mainly biologically contacting oxidation pond, aeration pipe, H-shaped or h-shaped circulating pipe, partition board, membrane tank, membrane assembly, suction pump, flowmeter, etc. It features the biological treating unit of biologically contacting oxidation reactor with high volume load, low sludge output, no sludge problem, simple management and other advantages; the membrane separating unit separated from the biotreating unit with partition board; and the circulation of the mixed liquid within the biologically contacting oxidation pond and the membrane tank under the synergistic action of the partition board and the circulating pipe resulting in low cost and easy operation. The present invention is used in treating domestic sewage, and has high out water quality, long membrane life, low power consumption and other advantages.

This invention discloses an advanced treatment method of organic pigment waste water, which belongs to organic waste water disposal technique domain. Its steps include: electrolyze pigment waste water, dilute electrolyzed pigment waste water to COD density 1000-2000mg / L, use it as reactor water, introduce in anaerobic particle bed reactor, add 10-20mg / L phosphate into waste water, turn on initial volume load of anaerobic particle bed reactor, gradually decrease, increase load by decreasing hydraulic detention time or increasing importing water COD density until effluent can be directly used as feeding water. Anaerobic effluent and air current directly enter aerobic reactor from reactor bottom. Processed feeding water can be directly volleyed. On the basis of organic waste water characteristics of high COD, high chroma, and high salinity, this invention can quickly and high-performance process. Feeding water can achieve first class emission standard of 'integrated wastewater discharge standard' (GB8978-96). Wherein COD is l lower than 50mg / L. Chroma is lower than 50 times.

The invention relates to a coal chemical wastewater treatment method, in particular to a chemical wastewater treatment method. The invention aims to solve the problems of the chemical wastewater treatment method such as bad outlet water quality and high operational cost. The method comprises the following steps: pretreating coal chemical wastewater to be treated; then carrying out hydrolytic acidification treatment, external circulating anaerobic treatment, anaerobic sedimentation treatment, adjusting hydrolytic acidification treatment, contact oxidation treatment, sedimentation treatment, A / O treatment, sedimentation treatment, deamination treatment, coagulating sedimentation treatment and aeration biological filter tank treatment, wherein the temperature in an external circulating anaerobic tank is controlled within the scope of 32 to 35 DEG C; the hydraulic detention time is 24 to 36 h; the sludge concentration is controlled between 50 and 100 g / L; the volume load is 5 to 10 kg COD / m<3>.d ; and the pH value is controlled between 7.0 and 7.5. The invention has the advantages of flexible operation, impact load resistance, low operating cost and good treatment effect; after the coal chemical wastewater is treated by the treatment method, the outlet water quality completely can achieve the wastewater comprehensive discharge standard regulated by the State.

Secondary crystalline high explosives are disclosed which are suitable for filling very small volume loading holes in micro-electric initiators for micro-electro-mechanical mechanisms (MEMS), used as safe and arm (S&A) devices. The explosives are prepared by adding the such a high explosive to an aqueous first volatile mobile phase, adding such a high explosive to a non-aqueous second volatile mobile phase, mixing the first and second volatile mobile phases and then loading the combined phases into the MEMS device and allowing the aqueous and non-aqueous solvents to evaporate depositing the high explosive. Enhanced adhesion between the deposited high explosive and enhanced rheological properties can be obtained by adding a polymeric binder to both mobile phases.

The invention relates to an organic waste water anaerobic treatment method, which belongs to the waste water treatment technology field. The invention adopts a processing apparatus composed by a tower type container with and a water distribution device, a three phase separator and a matched gas-liquid pressure balancer doubled as a water power flame arrester disposed therein; an acid-producing bacteria gathering area and a methane-producing bacteria gathering area are disposed above the water distribution device. the processed water is formed into homogeneously distributed rising water flow on the cross section of the apparatus by passing through the water distribution device; the organic compounds in the water is decomposed into methane and carbon dioxide gas in the acid-producing bacteria gathering area and the methane-producing bacteria gathering area; all the gases and liquid are passed through the three phase separator to be separated and the gas-liquid pressure balancer doubled as a water power flame arrester to be discharged; and the anaerobic bacteria sludge is entrapped in the apparatus effectively without loss. The invention needs not to dispose hydrolysis-acidification pool or water outlet backflow, has a simple process, can operate stably under the volume load of 1-30kgCOD / M.d, and can reach the organic compounds removal rate of waste water to about 90%.