54results about How to "No need to consume" patented technology

The invention relates to a method for synthesizing olefin by electro-catalyzing semi-hydrogenated gas-phase alkyne. The method comprises the following steps of: spraying a catalyst onto a gas diffusion layer substrate (comprising conductive carbon paper, metal and the like) by using a gas diffusion electrode, isolating a cathode from an anode by using an ion exchange membrane, and adopting a three-electrode or two-electrode system constant-voltage method to carry out electrochemical performance test, wherein the reaction gas is high-purity alkyne. According to the invention, the experimental results show that the method can be used for efficiently and selectively reducing the gas-phase alkyne into the corresponding olefin; compared with an H-type electrolytic tank, after the gas diffusionelectrode is used, the reaction current density is multiplied, the reaction voltage and the reaction current can reach 1 Acm<-2> or above by regulating and controlling the reaction voltage, and the Faraday efficiency of a target olefin product is remarkably improved and reaches 95% or above; and compared with the traditional thermal catalysis technology, the method can selectively reduce the gas-phase alkyne into olefin at normal temperature and normal pressure without hydrogen consumption, can greatly reduce the energy consumption in the process, better meets the requirements of green chemical industry, and has great strategic significance.

The invention discloses a method for treating sewage of scattered village peasant households by aquatic animal and plant purification pond, and belongs to the technical field of environment protection. The method mainly aims at the difficult problem of water pollution caused by sewage discharge from scattered village peasant households in south rural areas of China, based on surrounding topographic conditions of villages, creeks or ponds, to which sewage of scattered peasant households is discharged, are used as treatment carriers, and by planting aquatic plants, adding benthonic animals and arranging artificial seaweeds, a purification pond based on aquatic animals and plants and artificial seaweeds is built. The treatment method can realize in-situ sewage purification without building sewage collection pipe networks and sewage treatment facilities, not only has good treatment effect and low cost of construction, but also spends no operating cost, occupies no cultivated land, is convenient to maintain and has remarkable benefit of ecological environment.

The invention relates to a plant restoration method of tetracycline-polluted wastewater, which comprises the following steps: selecting flat foam plastic as a floating bed, making holes which are uniformly distributed in the floating bed, and growing 1-2 ciliate desert-grass plants in each hole, wherein the distance between every two adjacent holes is 10-15 cm; discharging tetracycline-polluted wastewater to be treated into a water storage tank; putting the floating bed in the water storage tank, wherein the root of the ciliate desert-grass is completely immersed in water, and the overground part of the ciliate desert-grass is above the water; and finishing water body restoration within 4-6 days. The invention does not have special requirements for the pH value of the polluted water body, has the advantages of high tetracycline removal efficiency, low investment, low maintenance cost, small engineering work load, low energy consumption and the like, is simple to operate, can be used repeatedly, does not generate secondary pollution, and is a green restoration technique with wide application range and favorable effect.

The invention discloses a process for preparing granular biomass fuel by using pig manure and a prepared product. The process disclosed by the invention comprises the following steps of: (1) mixing raw materials such as the pig manure, biomass powder crumb and high charcoal ash in proportion; and according to the proportion, the final product comprises 60-90% of pig manure, 10-30% of biomass powder crumb and 1-30% of high charcoal ash by dry weight; (2) dehydrating the mixed raw material obtained in the step (1); and (3) pelletizing the raw material dehydrated in the step (2). According to the invention, the biomass powder crumb and the high charcoal ash are added into the pig manure, thus peculiar smell of manure is removed and ignition point of the obtained fuel is reduced.

The invention provides a desulfurization waste water treatment system suitable for a coal-fired power plant. The desulfurization waste water treatment system comprises a boiler, an air preheater, a flue, a dust remover, a desulfurization tower, a waste water chemical adding treatment device and a concentration device. Turbid waste water drained by a desulfurization system enters the waste water chemical adding treatment device to be preliminarily treated, and clear water obtained after treatment is conveyed to the concentration device through a clear water pump. Thick-thin separation is carried out in the concentration device, the clear water which is separated out is recycled, thick water is conveyed into the flue in front of the dust remover behind the air preheater of the boiler througha pump, and a spraying device is arranged in the flue to atomize the waste water to evaporate the waste water by waste heat of flue gas; after liquid-state components in the desulfurization waste water are evaporated, remaining solid matter is removed from the dust remover, and steam formed after the liquid-state components in the desulfurization waste water are evaporated enters the desulfurization tower along with the flue gas and then is exhausted by a chimney. Zero release of the desulfurization waste water of the coal-fired power plant can be achieved, the desulfurization waste water isevaporated by fully utilizing the waste heat of the flue gas of the coal-fired power plant, it is not needed to consume other heat sources, and energy saving and emission reduction are achieved.

The invention discloses a process for preparing activated carbon livestock excrement fuel, which comprises the following steps of: (1) mixing and stirring raw materials, wherein on a dry weight basis, the raw materials comprise 60 percent-80 percent of livestock excrement, 10 percent-30 percent of biomass silt-sized grain, and 1 percent-30 percent of activated carbon; (2) dehydrating the raw materials stirred by the step (1); and (3) granulating the raw materials dehydrated by the step (2). The process for preparing the activated carbon livestock excrement fuel has the advantages that: the process is simple, and activated carbon used as a deodorizer can be prepared through flotating or carbonizing pulverized fuel ash.

The invention provides a pore blocking method for a surface modified layer of a fuel cell polar plate. According to the pore blocking method, a film is plated by using a physical vapor deposition method. The pore blocking method for the surface modified layer is characterized in that after a bipolar plate is plated with the film in a vacuum chamber of film plating equipment, the inner pressure of the vacuum chamber of the film plating equipment reaches 0.1*10<-3>Pa-10.0*10<-3>Pa and the temperature is 100-180 DEG C; an air inlet valve is switched on and air enters; the range of the pressure in the vacuum chamber of the film plating equipment is 1.1*10<-2>Pa-1.1*10<5>Pa; when air is naturally cooled to 20-50 DEG C along the equipment, the vacuum chamber is opened to finish oxidation pore blocking treatment. The pore blocking method has the beneficial effects that temperature and vacuum degree conditions of the equipment after the physical vapor deposition method is used for plating the film are utilized effectively; the modified layer is subjected to pore blocking in a natural cooling process of the equipment and the production efficiency is improved obviously; new equipment and materials do not need to be added, no energy source is consumed and the processing cost is low; the pore blocking method is only used for oxidizing a micro-pore; the corrosion resistance of the bipolar plate is improved under the precondition of guaranteeing that the electrical conductivity is not changed so that the service life is prolonged.

The invention discloses an integrated type anti-freeze and pressure relief valve. The integrated type anti-freeze and pressure relief valve comprises a valve body 1. The valve body 1 is internally provided with a water channel 2 allowing water to flow through. An anti-freeze assembly which can block the water channel 2 is arranged on the valve body 1, and when the environment temperature is lower than the set temperature, the anti-freeze assembly automatically opens the water channel 2 to conduct water draining. Before the temperature of a water route system of a water heater reaches the critical crystallization temperature, the water route system is made in a flow state through the integrated type anti-freeze and pressure relief valve; and after a water route absorbs enough heat energy carried by flowing water and friction heat produced by relative flow, the water route system can be above a critical crystallization temperature point all the time, and freezing and frost cracking of the water route system can be prevented. The valve body 1 is further provided with a pressure relief device which can block the water channel 2, when the water pressure of the water route is higher than the set value, the pressure relief device automatically opens the water channel 2 to conduct water draining and pressure reduction, and thus, the anti-freeze and pressure relief functions are achieved at the same time; and the integrated type anti-freeze and pressure relief valve is simple in structure, safe, reliable and convenient for households to install and use.

The invention relates to a preparation method of octacosanol: using octacosa-enol as raw materials; catalytic hydrogenation reaction is carried out in reaction solvent of lower alcohol containing one to six carbon atoms with precious metals catalyst of palladium and platinum; the reaction conditions are that: the temperature is 100 to 180 DEG C; the pressure is 3.0 to 6.0 MPa; the agitating speed is 600 to 1800 RPH, and the reaction time is 2.0 to 6.0 hours. The octacosa-enol can be changed into the octacosanol with conversion efficiency above 90 percent.

The invention discloses a shift-fork-type anti-silting recharge system applied to a river channel. The shift-fork-type anti-silting recharge system comprises a recharge pool and a recharge well, the recharge pool is arranged on a revetment of the river channel, the recharge well is arranged below the revetment crest, and the recharge pool communicates with the recharge well through a recharge pipeline; a water-permeable cover plate is arranged on the upper part of the recharge pool; a water collecting tank is formed in the recharge pool and rotationally provided with a driving shaft; a drivingturbine is arranged at the lower end of the driving shaft, and the upper end of the driving shaft extends out of the recharge pool; a shift fork is rotationally arranged on the water-permeable coverplate, a cam is arranged at the top end of the driving shaft, a shifting rod is slidably arranged on the cam, and the shift fork can be driven to swing back and forth in the rotating process; and water leakage holes are formed in the positions, above the driving turbine, of the water collecting tank. According to the shift-fork-type anti-silting recharge system, silting can be effectively prevented, a reversed filter is prevented from being washed away, an emergency valve can be closed when the water quality is contaminated, and groundwater is prevented from being contaminated.

The invention discloses a charged magnetic electric coagulation device which comprises a channel, a charging mechanism and a magnetic electric coagulation mechanism, wherein the charging mechanism and the magnetic electric coagulation mechanism are sequentially distributed in the channel in the dust-containing airflow conveying direction, the charging mechanism comprises a plurality of corona electrodes and a first grounding electrode plate, every two adjacent corona electrodes have opposite polarities, a first gap is formed between every two adjacent corona electrodes at intervals, the magnetoelectric coagulation mechanism comprises a plurality of permanent magnet plates, a second gap is formed between every two adjacent permanent magnet plates in a spaced mode, opposite magnetic poles are arranged on the corresponding sides of every two adjacent permanent magnet plates, the magnetoelectric coagulation mechanism further comprises a plurality of sets of high-voltage polar plates and second grounding polar plates, the plurality of sets of high-voltage polar plates and the second grounding polar plates are arranged on the corresponding sides of every two adjacent permanent magnet plates respectively, the high-voltage polar plates have the same polarity, and the first gaps and the second gaps are the same in number and are arranged in an aligned mode. Compared with the prior art, the charged magnetoelectric coagulation device is low in energy consumption, small in size and higher in coagulation efficiency.

The invention relates to a ventilation and cooling device for an electronic pod. A ventilation inlet is opened in front of the pod to connect to the air inlet of the air-conditioning vehicle joint on the ground through a pipeline. The ventilation inlet is conformal to the shape of the pod. Set an inlet temperature sensor and a conduit connected to the inlet of the flow regulating valve, the outlet of the flow regulating valve sends ventilation air to each equipment compartment through the conduit, and the shock absorbing base of each equipment compartment is provided with an air collecting hood connected by a hose Connected, and the gas collection hood is fastened on the cold plate of the temperature sensor equipment. The exhaust temperature sensor is installed between the cold plate outlet and the exhaust port of the equipment. The invention can not only reduce the resistance of the pod, facilitate ground detection and debugging, prevent sand and foreign matter from entering the pod, but also isolate the vibration of the pod without requiring the ventilation and cooling device of the electronic pod that consumes other energy sources on the machine. Fixed an issue where the vent line did not match the electronics cold plate interface.

The invention discloses a method for achieving bisphenol A steam extraction unit vacuum through steam jetting and a liquid ring vacuum pump, the vacuum of units needed in production of bisphenol A is formed through the liquid ring vacuum pump, the defects in the prior art can be overcome, operation is easy, operation of the vacuum pump cannot be affected even when the gas phase in the liquid ring vacuum pump carries a small amount of liquid or the temperature of materials in the gas phase is high, shutdown and other faults of equipment cannot be caused, the production can still be continued, the equipment can be made of corrosion resistant stainless steel materials, the equipment cannot be corroded, the long-term operation of the equipment is guaranteed, steam does not need to be consumed, phenolic wastewater is not produced, and therefore a matched recycling technology and device are not needed.

The invention relates to a method for directly producing liquid hydrocarbon in a coal oil-gas reservoir. Oil-coal-slurry is obtained by mixing coal and oil and enters a coking device for coking reaction under 480-510 DEG C so as to obtain coke, the liquid hydrocarbon and gases. Compared with the direct liquidation and the indirect liquidation of coal, the method has lower equipment investment and operation cost without consuming hydrogen and using catalyst and can obtain the liquid hydrocarbon with higher yield.

The invention discloses a large-scale permanent magnet energy generator, which comprises a stator, a rotor and a rotor axial displacement device, wherein the stator and the rotor are respectively provided with a plurality of magnetic separation areas in the axial direction, a plurality of stator permanent magnet fixing boxes with built-in stator permanent magnets are uniformly distributed in the circumference of the stator magnetic separation area, a plurality of rotor permanent magnet fixing boxes with built-in rotor permanent magnets are uniformly distributed outside the circumference of the rotor magnetic separation area, the permanent magnets in the stator are axially arranged in each row to form a line, and the permanent magnets in the rotor are axially arranged in each row in a spiral shape, so that the rotor permanent magnets form a rotating magnetic field which can circularly attract the stator permanent magnets to drive the rotor to rotate; the rotor axial displacement device is used for controlling the rotating speed and the power of the rotor and can also be used for controlling the stopping or starting time of the rotor; and according to the large-scale permanent magnet energy generator, external energy input is not needed, high-power mechanical energy is manufactured by relying on magnetic energy of hundreds of pairs of stator permanent magnets and rotor permanent magnets through a certain technical scheme, and the high-power permanent magnet energy generator can drive a large generator to generate electricity, drive vehicles and ships to run and the like.