77results about How to "Continuous and stable discharge" patented technology

The invention discloses a device and a method for preparing hydrogen through temperature controlled continuous decomposition of hydrogen sulfide, belongs to the technical field of hydrogen preparation and gas purification, and relates to a dielectric barrier discharge temperature controllable plasma generating device and a method for preparing hydrogen through continuous and stable ionizing decomposition of a hydrogen sulfide gas or a gas containing hydrogen sulfide by using the device. The device is characterized in that a reactor has a coaxial sleeve type structure, a cylinder of the reactor is made of an insulating medium, a central electrode is formed by a metal, a grounding electrode is formed by a temperature controllable circulating liquid, and decomposed sulfur is separated through temperature control, so that continuous and stable operation of preparing the hydrogen through the decomposition of the hydrogen sulfide is ensured. The invention has the advantages that the method is suitable for preparing the hydrogen and elemental sulfur by dissociating the gases containing the hydrogen sulfide in chemical industries of natural gas, petroleum and coal; and the method does not have special requirement or limitation for the source and the composition of the gases, so the method has universal applicability for preparing the hydrogen and the elemental sulfur through the decomposition of the hydrogen sulfide.

The invention discloses an auxiliary for improving pulverized coal gasification ash slag viscosity-temperature characteristics. The auxiliary is characterized in that the adding amount and the mixtureratio of raw materials of the auxiliary are determined according to raw coal ash content and coal ash chemical composition, the adding amount ranges from 3% to 6%, the ash content of coal ash added with the auxiliary is lower than 25%, and the coal ash composition is characterized by CaO+MgO=13%-26%, CaO/MgO=0.6-2.6, SiO2+Al2O3=65%-78%, SiO2/Al2O3=1.25-2.6. The coal ash composition is changed byadding the auxiliary, the auxiliary participates in coal ash mineral transformation, diopside remarkably melted acid oxide is generated at high temperature, low-temperature co-melting of calcium and magnesium minerals is promoted, the auxiliary varies from raw coal ash composition to raw coal ash composition and has strong pertinence, the viscosity-temperature characteristics of pulverized coal gasification ash slag can be remarkably improved, and coal with poor fusibility can effectively adapt to a liquid slagging gasifier.

The invention discloses a self-generating electricity type adjustable climbing stick for outdoor travel. The climbing stick comprises a handle. An illumination cover is installed in the middle of theright end of the handle. An illumination lamp bead is installed inside the illumination cover, a storage battery piece is installed in the middle of the handle, a fixing column is installed in the middle of the lower end of the handle, fixing cavities are formed in the two sides of the lower end of the fixing column, stretchable rods are installed inside the fixing cavities, the stretchable rods are sleeved with stretchable springs, stretchable blocks are installed at the left ends of the stretchable rods, fixing heads are installed at the left ends of the stretchable blocks, a fixing spring is installed inside the fixing column, a lifting column is installed at the lower end of the fixing spring, a self-generating electricity device is installed at the bottom end of the lifting column, the self-generating electricity device comprises a fixing plate, top plates are installed at the upper and lower ends of the fixing plate through fixing bolts, and a limiting base is installed in the middle of the top plate on the upper side. The self-generating electricity effect is achieved, it is ensured that the whole climbing stick continues to discharge stably, meanwhile, the buffer effect ofa buffer column is enhanced in the whole walking stick climbing process, and the climbing comfort is ensured.

The invention discloses a feeding device used in biomass storage hopper, comprising a storage hopper, a switching device and a transporting device; the switching device is arranged at the lower part of the storage hopper; the transporting device is arranged at the bottom of the storage hopper; the switching device comprises a plurality of switchers and enwinding breakers which are laid in parallel; the switchers are provided with a switching shaft; a plurality of bar sets are arranged on the switching shaft along the axial direction with equal distance; 1 to 6 switching bar pairs are arranged in each bar set along axial direction of the switching shaft; the enwinding breakers are provided with a fixed shaft; doctor bars matched with the switching bars are arranged on the fixed shaft. The feeding device used in the biomass storage hopper of the invention can break bridging or scaffolding of the biomass material in the storage hoppers, can also break the enwinding of biomass stalks on the switching shaft during the rotation of the switcher, thus realizing continuous, stable and adjustable material discharging of the biomass material piled in the storage hopper, and forming strong direction on soft stalks. The feeding device realizes the separation of switching and transporting and becomes more flexible on feeding control.

The invention provides an effective slurry thick and stable discharging device and method and belongs to the technical field of flocculation settling. The device comprises a cabin body, transducer carrier tubes, sound/ultrasonic transducers, a digital controller, a rotation driving device, a mixing helix tube, a flocculant tube, an overflow pipe, a barretter, a carrier tube stabilizer and a sand outlet, wherein the transducer carrier tubes are arranged inside the cabin body, the rotation drive device is arranged at the upper end of the cabin body, and thus a rotation blind-less scanning systemis formed; the sound/ultrasonic transducers are respectively arranged at a settling section, a thickening section and a discharging section in each transducer carrier tube to form a sound field destabilization granulating active region, a sound field resonant draining thickening active region and a sound field excitation liquefying discharge active region respectively, and are connected with thesound/ultrasonic transducers through transducer connecting wires; the mixing helix tube is connected with the flocculant tube and is communicated with the barretter. The device has simple structure and process, and can realize quickly thick and stable discharging of slurry.

The invention relates to the field of plasma chemistry, and discloses a plasma device and a method for decomposing hydrogen sulfide; the device comprises a first cavity (1), a second cavity (2), an inner electrode (3), an outer electrode (4) and a blocking medium (6), wherein the inner electrode (3) and the outer electrode (4) are both solid electrodes, and the shapes of the inner electrode (3) and the outer electrode (4) are mutually matched to form an equal-diameter structure. The low-temperature plasma reactor provided by the invention can realize continuous and stable operation of a hydrogen sulfide decomposition process under an obviously high hydrogen sulfide conversion rate, and the device can realize long-period operation.

The invention relates to the field of plasma chemistry, and discloses a low temperature plasma reactor and a method for decomposing hydrogen sulfide. The reactor comprises: an inner cylinder (1); an outer cylinder (2) nested in the outer portion of the inner cylinder (1); a center electrode (3) arranged in the inner cylinder (1); a grounding electrode (4) formed by a solid electric-conduction material, wherein the grounding electrode forms at least part of the side wall of the inner cylinder or is arranged around the outer side wall of the inner cylinder; and a barrier medium, wherein the barrier medium forms at least part of the side wall of the inner cylinder or is arranged around the inner side wall of the inner cylinder. According to the present invention, the low temperature plasma reactor can achieve the continuous and stable performing of the hydrogen sulfide decomposition process at a significantly high hydrogen sulfide conversion rate, and can achieve long-cycle operation.

The invention relates to a capacitive electrizer which comprises plate electrodes (1), a roller and a periphery circuit. The electrizer is characterized in that the roller is positioned between the plate electrodes, the roller can roll around a roller shaft, the periphery of the roller is equipped with sheet metals (3) which are not connected, and the periphery circuit is connected with the sheet metals. In the rolling process of the roller, negative electrons move from a sheet metal whose electromotive force is relatively low to a connected sheet metal whose electromotive force is relatively high due to effect of electric field force, so that the two sheet metals are separated from each other. Driven by external force, the sheet metal with the negative electrons moves to a position in the lower electromotive force, and when the other sheet metal which is separated from the metal sheet and has positive electricity characteristics moves to a position in the higher electromotive force, the periphery circuit is connected, the live sheet metals discharges, and output is formed.

The invention belongs to the technical field of ammonia process smoke gas desulfurization, and particularly relates to a function guidance product partition ammonia process desulfurization oxidation circulation tank device and method. The device comprises a desulfurization tower absorption section and an oxidation circulation tank, wherein the desulfurization tower absorption section and the oxidation circulation tank are connected through a pipeline; the oxidation circulation tank is separated into three regions including a single phase liquid region, an oxidation region and a reduction region by tank wall plates and separation plates; one side of the reduction region is communicated with the oxidation region; the other side of the reduction region is communicated with a desulfurization circulation pump through a pipeline; the oxidation region is communicated with the single phase liquid region; the single phase liquid region is communicated with an ammonium sulfate material transferpump through a pipeline; an oxidation aeration layer is arranged inside the oxidation region, and is communicated with an oxidation fan through a pipeline. The absorbing capacity of absorption slurryon SO2 is greatly improved; the smoke gas desulfurization effect is enhanced; the field operation environment is greatly improved; the continuous and stable discharging of ammonium sulfate by-productsis ensured.

The invention discloses complete equipment for solving blockage and hardening of a biological filter and a matched system thereof and a treatment process of the complete equipment. The complete equipment is formed by sequentially connecting a rotary drum micro-filter, an efficient sedimentation tank, an inner water inlet pore plate grid and a denitrification biological filter in series. By adopting the complete equipment for treatment, the problem that in the backwashing process of a biological filter system, biological ceramsite filter materials run off to an efficient sedimentation tank, a water inlet pipeline, a rapid mixing area, a flocculation reaction area and the like of the efficient sedimentation tank are blocked, and consequently normal operation cannot be achieved is solved. Theinner water inlet pore plate grid is adopted, so that the problem that a filter head of a traditional denitrification biological filter is easy to block due to fibrous impurities is thoroughly solved. An inflow water flow meter, the denitrification biological filter and an online COD, nitrate nitrogen and total nitrogen multifunctional monitoring instruments are fully utilized to realize accurateaddition of a carbon source agent, the load impact resistance is higher, continuous and stable operation of the efficient sedimentation tank is guaranteed, stable and up-to-standard discharge of effluent water of the system is economically realized, and the complete equipment has great popularization and application values.

The invention discloses a magnetic control type tapered needle array diffuse discharge system in the atmospheric pressure air, which comprises a power supply (1), a discharge air chamber (6) and a measuring device (7), wherein the center of the discharge air chamber (6) is provided with a tapered needle array (3), and the tampered needle array (3) is connected with a positive electrode of the power supply (1) through a wire; the lower end, which is opposite to the tapered needle array (3), of the discharge air chamber (6) is provided with a permanent magnet (4); the measuring device is provided with a voltage measuring terminal CH2 and a current measuring terminal CH1, the voltage measuring terminal CH2 is connected with the positive electrode of the power supply (1) through a high-voltage probe (5), and the current measuring terminal CH1 is connected with the permanent magnet (4) through a wire; and a negative electrode of the power supply (1) and the measuring device (7) are connected with a grounding terminal together. The system disclosed by the invention adopts the high-voltage DC power supply, thereby being capable of providing stable and persistent current so as to acquire diffuse discharge in the atmospheric pressure air.

The invention relates to the field of plasma chemistry, and discloses a high-flux low-temperature plasma system for decomposing hydrogen sulfide, and a method for decomposing hydrogen sulfide. The system comprises a gas supply-gas distribution unit, a plasma reaction unit and a product separation unit, wherein the plasma reaction unit comprises a low temperature plasma reactor, the reactor comprises an inner cylinder (1) containing a reaction pipe (14), an outer cylinder (2) nested in the outer portion of the inner cylinder, a center high-voltage electrode (3) arranged in the reaction pipe, agrounding electrode (4) arranged on the side wall of the reaction pipe or forming the side wall of the reaction pipe, and a barrier medium (6), and the barrier medium forms the side wall of the reaction pipe, or is arranged around the side wall of the reaction pipe, or is arranged on the outer surface of the center high-voltage electrode (3). According to the present invention, the system and themethod have high hydrogen sulfide conversion rate.

The present invention relates to the field of plasma chemistry, and discloses a low temperature plasma reaction apparatus and a method for decomposing hydrogen sulfide. The low temperature plasma reaction apparatus comprises: an inner cylinder (1); an outer cylinder (2) nested in the outer portion of the inner cylinder (1); a center electrode (3) arranged in the inner cylinder (1); a grounding electrode (4) arranged around the side wall of the inner cylinder (1); and a barrier medium (6) arranged on at least part of the outer surface of the center electrode (3), wherein a ratio (L1:L2) of thedistance L1 between the outer side wall of the barrier medium and the inner side wall of the grounding electrode to the length L2 of a discharge region is 1:(0.5-6000). According to the present invention, the low temperature plasma reaction apparatus can achieve the continuous and stable performing of the hydrogen sulfide decomposition process at a significantly high hydrogen sulfide conversion rate, and can achieve long-cycle operation.

The invention discloses an automatic production line of freeze-dried products. The automatic production line comprises a control system, a sterile isolator, a conveying mesh belt, a bottle washing system, a filling system, a freeze-drying system and a capping system, wherein the bottle washing system, the filling system, the freeze-drying system and the capping system are sequentially arranged inthe conveying direction of the conveying mesh belt, the conveying mesh belt, the filling system, the freeze-drying system and the capping system are all arranged in the sterile isolator, the conveyingmesh belt comprises a feeding transportation assembly and a discharging transportation assembly, the freeze-drying system comprises a freeze-drying cabinet, a feed front push device and a discharge rear push device, and the control system is correspondingly connected with the sterile isolator, the bottle washing system, the filling system, the freeze-drying system, the capping system and the conveying mesh belt. According to the automatic production line of the freeze-dried products, the aseptic requirement is met, automatic feeding and discharging of the freeze-drying cabinet can be realizedcontinuously and stably, feeding and discharging of the freeze-dried products are independent, discharging can be carried out while feeding is carried out, the structure is simple, and use is convenient.

The invention relates to the field of plasma chemistry, and discloses a method for decomposing hydrogen sulfide through plasma. The method comprises: introducing a hydrogen sulfide-containing raw material gas into a plasma system containing a plasma reactor under dielectric barrier discharge conditions, and carrying out a hydrogen sulfide decomposition reaction, wherein the dielectric barrier discharge conditions comprise a discharge voltage of 5-30 kV and a discharge frequency of 200-30000 Hz, the hydrogen sulfide decomposition reaction conditions comprise a reaction temperature of 0-800 DEGC and a reaction pressure of -0.06-0.6 MPa, and the residence time of the reactant in the plasma reactor is 1*10<-5>-120 s. According to the present invention, with the method, by using the specific discharge conditions and the hydrogen sulfide decomposition reaction conditions, the high hydrogen sulfide conversion rate under the dielectric barrier discharge conditions can be achieved.

The invention provides a biomass material lock and a working method. Blockage, high temperature flue gas backflow and other problems of a biomass feeding system appear, not only are the operation of abiomass incinerator or a biomass gasifier influenced, but also feeding system catching fire, even explosion, and other safety accidents are caused. The biomass feeding lock includes a shell (1), a discharge valve (2) is installed in the shell, and the discharge valve is connected with a feeding valve (3) through a drive mechanism (4); the shell is correspondingly connected with a primary pressurecharging and relief pipeline (5), a secondary pressure relief pipeline (10), an air seal pipeline (14), wherein the primary pressure charging and relief pipeline is connected with a buffer tank (7),the secondary pressure relief pipeline is correspondingly connected with a dust remover (12), and a secondary pressure charging pipeline (8); and the feeding valve and a material level monitor (13) are installed in the shell, the material level is located at the top of the interior of the shell, the feeding valve is connected with the discharge valve (2) through the drive mechanism (4), and the material level monitor is installed at the top of the interior of the shell. The biomass material lock and the working method are used in a feeding system of biomass power generation.

The invention relates to the field of plasma chemistry, and discloses a low temperature plasma device and a method of decomposing hydrogen sulfide, the device comprising: a first cavity (1), a secondcavity (2), a third cavity (7), an inner electrode (3), an outer electrode (4), and a barrier medium (6), wherein the inner electrode (3) and the outer electrode (4) being both solid electrodes and the shapes of which cooperate with each other to form an isodiametric structure. The low-temperature plasma reaction device provided by the invention can realize continuous and stable operation of a hydrogen sulfide decomposition process under an obviously high hydrogen sulfide conversion rate, and the device can realize long-period operation.