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99results about How to "High continuity of operation" patented technology

Adsorption concentration-preheating type catalytic combustion system for purifying automobiles and coating exhaust gas in related fields and purifying method thereof

The invention relates to an adsorption concentration-preheating type catalytic combustion system for purifying automobiles and coating exhaust gas in related fields and a purifying method thereof. The adsorption concentration-preheating type catalytic combustion system comprises an exhaust gas inlet, a wet-type filter, an activated carbon adsorption device, a heat exchanger, a catalytic combustion device, an air inlet, an air supplement port, a sampling port, a temperature detector, an on-line monitor, a frequency conversion draught fan and an exhaust funnel. A gas collecting port collects volatile organic exhaust gas, the volatile organic exhaust gas enters the activated carbon adsorption device after being filtered by the wet-type filter, and exhaust gas obtained after adsorption purification reaches the standard and is discharged by an exhaust blower to high altitude through the exhaust funnel; after the catalytic combustion system is preheated, volatile organic compounds adsorbed by the activated carbon are heated by hot air and desorbed and then are conveyed to a catalytic combustor for low-temperature catalytic oxygenolysis; after sufficient burning, the organic compounds are decomposed into harmless CO2, H2O and other matter to be discharged to high altitude.
Owner:CHONGQING KELAN ENVIRONMENTAL PROTECTION IND CO LTD

Method for solid-liquid separation of waste incineration fly ash water washing slurry

The invention discloses a method for solid-liquid separation of a waste incineration fly ash water washing slurry. The method comprises the following steps: 1, adding water to waste incineration fly ash to be processed, and carrying out stirring water washing to obtain a primary fly ash water washing slurry to be processed by adopting two horizontal screw discharge decanter centrifuges; 2, carrying out primary centrifuge separation on the primary fly ash water washing slurry by adopting a first horizontal screw discharge decanter centrifuge to obtain solid fly ash and a secondary fly ash water washing slurry; 3, simultaneously pumping a flocculating agent and the secondary fly ash water washing slurry into a second horizontal screw discharge decanter centrifuge; and 4, carrying out secondary centrifuge separation on the flocculated secondary fly ash water washing slurry by adopting a second horizontal screw discharge decanter centrifuge to obtain a solid phase and a liquid phase. The method can effectively remove salt substances in the waste incineration fly ash water washing slurry, and controls the fly ash loss amount of the waste incineration fly ash water washing slurry in an allowed loss amount range.
Owner:BEIJING LIULIHE CEMENT +1

Mobile station and methods for diagnosing and modeling site specific full-scale effluent treatment facility requirements

A mobile station and methods are disclosed for diagnosing and modeling site specific effluent treatment facility requirements to arrive at a treatment regimen and / or proposed commercial plant model idealized for the particular water / site requirements. The station includes a mobile platform having power intake, effluent intake and fluid outflow facilities and first and second suites of selectably actuatable effluent pre-treatment apparatus. An effluent polishing treatment array is housed at the station and includes at least one of nanofiltration, reverse osmosis and ion-exchange stages. A suite of selectively actuatable post-treatment apparatus is housed at the station. Controls are connected at the station for process control, monitoring and data accumulation. A plurality of improved water treatment technologies is also disclosed. The modeling methods include steps for analyzing raw effluent to be treated, providing a field of raw effluent condition entry values and a field of treated effluent condition goals entry values, and utilizing said fields to determine an initial treatment model including a selection of, and use parameters for, treatment technologies from the plurality of down-scaled treatment technologies at the facility, the model dynamically and continuously modifiable during treatment modeling.
Owner:ROCKWATER RESOURCE

Polysilicon granule preparation system and preparation method

ActiveCN103213989AInhibit adhesion depositionProduce uniformEnergy inputSilicon compoundsCycloneFluidized bed
The invention discloses a polysilicon granule preparation system, and solves the problems of the polysilicon particles in prior art, such as easy deposition on wall of a fluidized bed reactor, nonuniform particle size, low utilization rate of the polysilicon seed crystal and large loss rate of polycrystalline silicon fine powder. The system comprises an aslant arranged rotating fluidized bed, a first stage cyclone separator, a second stage cyclone separator, a carrier gas filter, a material preheating tank and a tail gas buffer tank. The reaction cylinder in the middle of the rotating fluidized bed can rotate relatively to end sockets at the two ends; and the rotating fluidized bed is provided with a baffle plate. The invention can effectively restrain deposition of the polycrystalline silicon particles in the fluidized bed reactor wall, improve utilization rate of polycrystalline silicon and reduce the loss rate of polycrystalline silicon fine powder. The invention also discloses a preparation method of polycrystalline silicon particles. The preparation method has advantages of stable process, good continuity of operations, high utilization rate of polycrystalline silicon, high efficiency of polycrystalline production and uniform size of the obtained polysilicon granules.
Owner:ZHEJIANG JINGGONG NEW MATERIAL TECH

Steel wire drawing method

The invention provides a steel wire drawing method. The steel wire drawing method comprises the following steps of: applying a lubricating cooling agent to the surfaces of raw metal wires, and then carrying out first-stage drawing, annealing treatment, second-stage drawing and heat treatment in sequence to obtain steel wires, wherein the lubricating cooling agent is prepared from carbon nanotubes, epoxy resin, an aminosilane coupling agent, an emulsifying agent and water. The lubricating cooling agent adopted by the steel wire drawing method has the effects of lubrication and cooling in a drawing process, ensures the smooth finish of steel wires in the drawing process, reduces friction and prevents tensile failure. As the lubricating cooling agent contains the carbon nanotubes, the lubricating cooling agent prevents the steel wires from being oxidized at a high temperature. The steel wire drawing method has the beneficial effects that the preparation method has good operation continuity; the surfaces of prepared steel wires have good smoothness, and the prepared steel wires have relatively good toughness, relatively thin diameter and relatively high strength; the internal stress is reduced through intermediate annealing treatment, so that the steel wires are less likely to suffer tensile failure during secondary drawing; and the quench tempering after drawing ensures that the steel wire finished products have higher hardness than existing steel wires.
Owner:SHANGHAI NETUREN

Equipment for sliding rail assembly nut locking screws

The invention discloses equipment for sliding rail assembly nut locking screws. The equipment comprises a circuit controller, a rack, a sliding rail assembly feeding mechanism connected with the rack through a lifting device, a sliding rail supporting part, a sliding rail unfolding mechanism, a nut locking screw mechanism, a sliding rail assembly folding mechanism, a sliding rail assembly output mechanism, and a carrying mechanism arranged below the rack, wherein the sliding rail supporting part, the sliding rail unfolding mechanism, the nut locking screw mechanism, the sliding rail assembly folding mechanism and the sliding rail assembly output mechanism are arranged on the rack. The sliding rail assembly feeding mechanism, the sliding rail assembly unfolding mechanism, the nut locking screw mechanism, the sliding rail assembly folding mechanism and the sliding rail assembly output mechanism are arranged in the assembling and conveying direction. The sliding rail assembly feeding mechanism, the lifting device, the sliding rail assembly unfolding mechanism, the nut locking screw mechanism, the sliding rail assembly folding mechanism and the carrying mechanism are connected with the circuit controller. Compared with the prior art, before a nut is installed, a sliding rail assembly is unfolded, after the nut is installed on the sliding rail assembly, the sliding rail assembly is folded and output along the sliding rail assembly output mechanism, and the equipment is compact in structure, coherent in operation and high in production efficiency.
Owner:QINGYUAN SACA PRECISION MFG CO LTD

Punching device for colored aluminum sectional material machining and punching method of punching device

The invention discloses a punching device for colored aluminum sectional material machining and a punching method of the punching device, and relates to the technical field of colored aluminum sectional material machining. The punching device and the punching method aim at solving the problems that an existing punching device for colored aluminum sectional material machining cannot flexibly adjust the size of a drilled hole in the machining process, only one specification of hole site can be formed in an aluminum sectional material through one-time machining, and if a plurality of through holes with different specifications need to be formed in the same sectional material, a drill rod on the punching device needs to be replaced many times, and the process is tedious. A water storage tank is arranged in a clamping table, a bidirectional lead screw guide rail is installed in the water storage tank, L-shaped sliding blocks are installed on the two sides of the upper surface of the bidirectional lead screw guide rail correspondingly, a pneumatic clamping jaw is installed on one sides of each L-shaped sliding block, and a first stepping motor is installed on the other side of each L-shaped sliding block. The output end of each first stepping motor is in transmission connection with the corresponding pneumatic clamping jaw, two clamping arms are installed at the output end of each pneumatic clamping jaw, and a V-shaped groove is formed in the inner side of each clamping arm.
Owner:HUBEI SHIMEI TECH

Device for recycling oil or solvent from solid-containing oil through spray flash evaporation drying and recycling method

The invention discloses a device for recycling oil or a solvent from solid-containing oil through spray flash evaporation drying and a recycling method. The device comprises a feeding buffer tank, a preheater, a heater, a spray flash evaporation drying tower, a dry gas phase scrubbing tower and a solvent condenser, wherein the feeding hole of the feeding buffer tank communicates with a raw material conveying pipeline; the discharge hole of the feeding buffer tank communicates with the feeding hole of the preheater; the discharge hole of the preheater communicates with the feeding hole of the heater; the discharge hole of the heater communicates with the spray flash evaporation drying tower; a gas phase discharge pipeline is arranged at the upper end of the spray flash evaporation drying tower; the gas phase discharge pipeline is connected with the dry gas phase scrubbing tower; a dry phase cooling machine is arranged at the bottom of the gas phase discharge pipeline; a conveyer is connected with the outlet of the dry phase cooling machine; a powder cabin is connected with the outlet of the conveyer; a condensation device is arranged at the lower half section of the dry gas phase scrubbing tower; a circulation pipeline is arranged at the bottom of the dry gas phase scrubbing tower; a gas phase flowing pipeline is arranged at the upper end of the dry gas phase scrubbing tower; the outlet end of the gas phase flowing pipeline is connected with the preheater to achieve heat exchange cooling; and an uncondensed gas which is not cooled is conveyed into the solvent condenser for secondary condensation through an uncondensed gas conveying pipeline.
Owner:CHINA SHENHUA COAL TO LIQUID & CHEM CO LTD +2

Intelligent adjustment device for transmission system of oil pumping unit

The invention discloses an intelligent adjustment device for a transmission system of an oil pumping unit. The intelligent adjustment device comprises a fixed base, a transversal adjustment device installed on the fixed base, and a longitudinal adjustment device installed on the transversal adjustment device, wherein the transversal adjustment device comprises guide rails, slide seats and hydraulic devices; the guide rails are fixedly installed on the fixed base; one slide seat is slidably arranged on each guide rail; one hydraulic device used for pushing each slide seat to slide relative to the corresponding guide rail is arranged between the slide seat and the corresponding guide rail; two slide rails which are arranged in parallel are arranged between the two corresponding slide seats; and the longitudinal adjustment device comprises a drive base, a driven base, the slide rails, a lead screw, nuts and motors. The adjustment device is capable of realizing automatic tensioning of a belt of the oil pumping unit, thus reducing the workload of an operator, and increasing the working efficiency; and moreover, stalling and alarming of an oil pumping motor are realized after the belt is broken, the operation is intelligent and convenient, and energy waste is reduced.
Owner:大庆宏升石油机械设备制造有限公司

Hydrogen production and storage system and multi-mode circulating hydrogen production method

ActiveCN113846338AAvoid variable conditionsAvoid the problem of frequent start and stopCellsEnergy inputOrganic Rankine cycleHydrogen storage system
The invention discloses a hydrogen production and storage system, which comprises an electrolytic bath and a hydrogen storage device, and further comprises a heat storage power generation device, an oxygen storage device and a water storage device. The invention further discloses a multi-mode circulating hydrogen production method, which adopts the hydrogen production and storage system. According to the invention, a heat storage power generation device is introduced into a hydrogen production system and cooperates with renewable energy power generation to electrolyze water to produce hydrogen in an electrolytic cell, so that the problems of variable working conditions and frequent start and stop caused by the use of renewable energy in the hydrogen production process are avoided, and the adaptability of the PEM electrolytic hydrogen production system to the fluctuation characteristic of new energy is improved; according to the multi-mode circulating hydrogen production method provided by the invention, a method of coupling organic Rankine cycle power generation with renewable energy power generation is adopted, so that the power shortage of the input end caused by fluctuating renewable energy is filled up, and the productivity of a hydrogen production system is ensured; and the method and the system provided by the invention are simple and easy to implement, energy generated in the whole hydrogen production and storage system can be fully utilized, the economical efficiency of the whole system is improved, and the energy consumption is reduced.
Owner:GLOBAL ENERGY INTERCONNECTION RES INST CO LTD +2
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