METHOD FOR PREPARING HYDROGEN-RICH GAS BY GASIFICATION OF SOLID ORGANIC SUBSTANCE AND STEAM

Provided in the present invention is a method for preparing a hydrogen-rich gas by gasification of a solid organic substance and steam, comprising: in a pyrolysis reactor apparatus, the solid organic substance feedstock is heated for a pyrolysis reaction; and, a gaseous product generated by the pyrolysis reaction is subjected to a gasification reaction with steam in a moving-bed gasification reactor apparatus to produce the hydrogen-rich gas. Also provided in the present invention is a system for preparing the hydrogen-rich gas from the solid organic substance, comprising: solid heat carrier multistage dust remover, the pyrolysis reactor apparatus, the moving-bed gasification reactor apparatus, and a riser combustion reactor. The method of the present invention is operated at room pressure, has a simplified process, and is applicable in gasification and co-gasification of highly volatile solid organic substances, including feedstock containing increased levels of water content, minerals ...

Bituminous paving elder member of a family slope section rut prevention device

The utility model provides a bituminous paving elder member of a family slope section rut prevention device, include: key control unit, road surface temperature data collection system, automatic spraying system and driving safety warning system, key control unit carries out analytical judgement to received real -time temperature data, the current information of real -time vehicle, control automatic spraying system and the work of driving safety warning system, the while through 3G wireless transmission module with the long -range server end that sends of the operating condition of system, accept the instruction of server end simultaneously. The utility model discloses a bituminous paving elder member of a family slope section rut prevention device is simpler, swift and high -efficient, and the cost is lower moreover, driving safety and road maintenance has been compromise, bituminous paving's temperature can be effectively reduced to the production that effectively slows down the bituminous ...

Method for preparing hydrogen-rich gas by gasification of solid organic substance and steam

Provided in the present invention is a method for preparing a hydrogen-rich gas by gasification of a solid organic substance and steam, comprising: in a pyrolysis reactor apparatus, the solid organic substance feedstock is heated for a pyrolysis reaction; and, a gaseous product generated by the pyrolysis reaction is subjected to a gasification reaction with steam in a moving-bed gasification reactor apparatus to produce the hydrogen-rich gas. Also provided in the present invention is a system for preparing the hydrogen-rich gas from the solid organic substance, comprising: solid heat carrier multistage dust remover, the pyrolysis reactor apparatus, the moving-bed gasification reactor apparatus, and a riser combustion reactor. The method of the present invention is operated at room pressure, has a simplified process, and is applicable in gasification and co-gasification of highly volatile solid organic substances, including feedstock containing increased levels of water content, minerals ...

High-efficiency catalyst system for preparing methyl propionate through ethylene carbonylation based on anti-oxidation strategy

The invention relates to an efficient catalyst system for preparing methyl propionate through ethylene carbonylation based on an anti-oxidation strategy. The catalyst system comprises a palladium salt, a phosphine ligand, a cocatalyst and an antioxidant, the antioxidant is a phenolic compound, ascorbic acid, ascorbate or an inorganic salt derivative; the palladium salt is divalent palladium salt; the phosphine ligand comprises monodentate phosphine, bidentate phosphine and polydentate phosphine containing chain and cyclic alkyl and/or aryl; the cocatalyst is any one or a mixture of more of sulfonic acid, trivalent aluminum salt, trivalent iron salt, bivalent copper salt or water. The method provided by the invention not only can improve the catalytic activity and stability of the catalyst system, but also can reduce the raw material refining requirement and treatment cost, and has a good application prospect.

Synthesis method and application of 3-(piperidyl-2-yl)-azetidinyl-3-ol derivatives

The invention discloses a synthesis method of 3-(piperidyl-2-yl)-azetidinyl-3-ol derivatives and a method for synthesizing Cobimetinib from the compounds. The method comprises the following steps: by using compounds F as an initial raw material, carrying out addition reaction, deprotection, protection, hydrogenation reduction and protecting group operation to obtain compounds A, carrying out deprotection, condensation and chiral column resolution on the compounds A, and carrying out deprotection to prepare the Cobimetinib. The method is high in reaction yield, simple to operate and beneficial to industrial production.

Spraying process of super-toughness coating on helicopter rotor

The invention relates to the new technical field of low-altitude helicopters, in particular to a spraying process of a super-toughness coating on a helicopter rotor wing, which comprises the following steps: S1, carrying out physical rust removal and chemical cleaning treatment on the surface of the helicopter rotor wing; S2, spraying primer on the surface of the helicopter rotor wing to form a base layer and carrying out base layer quality inspection; and S3, the super-toughness coating material is sprayed on the base layer to form a super-toughness coating, and coating quality inspection is carried out. According to the process, the sand and dust resistance, icing resistance and wear resistance of the helicopter rotor during long endurance are greatly improved, so that the service life of the rotor is prolonged.

METHOD FOR PREPARING HYDROGEN-RICH GAS BY GASIFICATION OF SOLID ORGANIC SUBSTANCE AND STEAM

Provided in the present invention is a method for preparing a hydrogen-rich gas by gasification of a solid organic substance and steam, comprising: in a pyrolysis reactor apparatus, the solid organic substance feedstock is heated for a pyrolysis reaction; and, a gaseous product generated by the pyrolysis reaction is subjected to a gasification reaction with steam in a moving-bed gasification reactor apparatus to produce the hydrogen-rich gas. Also provided in the present invention is a system for preparing the hydrogen-rich gas from the solid organic substance, comprising: solid heat carrier multistage dust remover, the pyrolysis reactor apparatus, the moving-bed gasification reactor apparatus, and a riser combustion reactor. The method of the present invention is operated at room pressure, has a simplified process, and is applicable in gasification and co-gasification of highly volatile solid organic substances, including feedstock containing increased levels of water content, minerals ...

Chinese-herbal insecticide and fumigant

An insecticide in the form of liquid, powder, or fumigant is prepared from 8 Chinese-medicinal plants including cnidium fruit, coptis root, tobacco leaf, daturea flower, etc. Its advantages are broadspectrum, and less residue.

Method for preparing hydrogen-rich gas by gasification of solid organic substance and steam

Provided in the present invention is a method for preparing a hydrogen-rich gas by gasification of a solid organic substance and steam, comprising: in a pyrolysis reactor apparatus, the solid organic substance feedstock is heated for a pyrolysis reaction; and, a gaseous product generated by the pyrolysis reaction is subjected to a gasification reaction with steam in a moving-bed gasification reactor apparatus to produce the hydrogen-rich gas. Also provided in the present invention is a system for preparing the hydrogen-rich gas from the solid organic substance, comprising: solid heat carrier multistage dust remover, the pyrolysis reactor apparatus, the moving-bed gasification reactor apparatus, and a riser combustion reactor. The method of the present invention is operated at room pressure, has a simplified process, and is applicable in gasification and co-gasification of highly volatile solid organic substances, including feedstock containing increased levels of water content, minerals ...

Tree structure node rapid selection method based on vue framework

The invention discloses a tree structure node rapid selection method based on a vue framework, and belongs to the technical field of Web application system development, and the method comprises the following steps: adding select attributes in a component el-tree, obtaining encapsulated tree structure list data, and initializing the component el-tree; when any node is triggered, the list of the level is initialized according to the id of the father node of the node, and the node selected in the list of the level is screened out and packaged in the selected attribute; according to the optimized loadNode lazy loading method, sublevel nodes of the selected nodes are screened in a recursive mode, and the selected state of the front-end nodes is set according to the nodes stored in the selected by using a setChecked method of DOM elements. According to the method, the data of each hierarchy of the tree structure is dynamically obtained and displayed, the corresponding hierarchical relationship ...

High-emissivity high-temperature ceramic coating

The invention relates to a high-emissivity high-temperature ceramic coating and aims at providing a high-emissivity high-temperature ceramic coating capable of being resistant to 1350 DEG C high temperature, fouling and slagging, high-temperature corrosion and abrasion, high in emissivity, not prone to falling off and bulging, made of carbon steel and long in service life. The high-emissivity high-temperature ceramic coating comprises, by weight, water 30.5-45.1 parts, bactericide AM7287 0.3-0.5 part, CF-10 dispersing agent 0.3-0.5 part, DF-104 defoaming agent 0.3-0.5 part, silica solution 25-30 parts, organic silicone emulsion 4-5 parts, calcined kaolin with more than 2000 meshes 4-5 parts, aluminum oxide with more than 600 meshes 4-5 parts, copper chromite black with more than 600 meshes 4-5 parts and rare earth cerium oxide powder with more than 500 meshes 2-3 parts.

Super-high-temperature, high-emissivity and light ceramic coating

The invention relates to a super-high-temperature, high-emissivity and light ceramic coating and aims at providing a super-high-temperature, high-emissivity and light ceramic coating which can be resistant to 1800 DEG C high temperature, contamination, scorification, high-temperature corrosion and abrasion, high in emissivity, not prone to falling and bulging, made of carbon steel and long in service life. The super-high-temperature, high-emissivity and light ceramic coating comprises, by weight, water 39-51.4 parts, CF-10 dispersing agent 0.3-0.5 part, DF-104 defoaming agent 0.3-0.5 part, silica solution 33-40 parts, calcined kaolin with more than 2000 meshes 15-20 parts and rare earth cerium oxide powder with more than 500 meshes 30-40 parts.

Adopt fan control system of RVVP shielded wire

The utility model relates to a weak current control device field, especially an adopt fan control system of RVVP shielded wire. Fan control system includes control module, control module passes through the control line connection rather than the fan more than 1 of control, 1 fan more than individual is received through the control line and is come from control module's order, the fan more than 1 still passes through simultaneously the control line feeds back the working condition of self extremely control module, a serial communication port, the control line is the RVVP shielded wire. Adopt the RVVP shielded wire as the control line (signal feedback line) of fan control system between rather than controlled fan for the feedback signal of each fan does not receive the interference of other circuits, can not produce induced voltage, thus extension fan control system's life.

Adjustable direct current stabilized power supply circuit

The invention discloses an adjustable direct current stabilized power supply circuit. The adjustable direct current stabilized power supply circuit comprises an alternating current power supply, a transformer, a bridge rectifier, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a diode, a three-end voltage stabilizing integrated chip, a voltage stabilizing diode, a first resistor, a second resistor, a voltmeter and a potentiometer. After the alternating voltage is reduced through the transformer, two paths of different alternating voltages are generated on a first secondary coil and a second secondary coil of the transformer respectively, one path of the alternating voltage is output after rectifying is carried out through the bridge rectifier, filtering is carried out through the first capacitor and the third capacitor, and voltage stabilizing is carried out through the three-end voltage stabilizing integrated chip, and the other path of the alternating voltage ...

Torch pear haloduric gene PpGST and application thereof

The invention relates to a torch pear haloduric gene PpGST and an application thereof. The PpGST gene is provided with base sequence as SEQ ID indicates and encoded glutathione S-transferring enzyme. In the invention, the PpGST gene is proven to have the function of improving plant resisting salt stress by the technology related to functional genomics; and when the haloduric gene PpGST is structured on a plant expression vector and shifted to over expression in tobacco, the obtained transgenic tobacco enjoys very strong haloduric activity.

Turntable device of stationary crane

The invention relates to a turntable device of a stationary crane. The turntable device is arranged on a tower column and used for installing an extension arm, the extension arm is provided with a first extension part and a second extension part which extend in opposite directions, and the turntable device of the stationary crane comprises a rotating unit and at least one pedestal, the rotating unit comprises a positioning seat and a rotating seat which is arranged on the positioning seat, the rotating seat is provided with a connecting platform which is arranged on the top of the rotating seat, and the first extension arm part and the second extension arm part are respectively arranged on two opposite sides of the connecting platform and extend in opposite directions; the pedestal extends outwards from two opposite side edge of the connecting platform and is provided with a main plate body which is connected with the connecting platform, two extension plate bodies which are connected with ...

Thaumatin-like protein gene PpTLP from pyrus pyrifolia nakai with antifungal activity and application

The invention relates to a thaumatin-like protein gene PpTLP from pyrus pyrifolia nakai with antifungal activity and application. The gene PpTLP has the base sequence shown in SEQID and coded thaumatin-like proteins. The invention verifies that the gene PpTLP has the function of improving the antifungal ability of the plants through correlation technique of functional genomics. When the antifungal gene PpTLP is constructed on a plant expression vector and is transformed into tobacco to be overexpressed, the transgenic tobacco has high antifungal activity. The protein from the transgenic tobacco expressing PpTLP has obvious inhibitory effects on various fungi such as sclerotinia sclerotiorum, phytophthora parasitica var. nicotianae, phomopsis sp. and the like.

Take satellite antenna's cell -phone

The utility model provides a take satellite antenna's cell -phone, includes the cell -phone body, rotates mounting, antenna base and antenna, the antenna is the column and fixes on antenna base, antenna base rotates with the rotation mounting and is connected, it fixes on the frame on cell -phone body top and is located to rotate the mounting the one side on top to make the antenna can rotate andstop on the cell -phone body, and the top of cell -phone body still is equipped with the groove of accomodating that is used for transversely placing the antenna, the top of antenna is equipped with the antenna cap who takes the box, it still is equipped with the support of taking the pin thread on the groove to accomodate, the pin thread closely cooperates with box elasticity and is accomodatingthe antenna in groove with fixed transversely placing, the utility model discloses an antenna is vertical opening when using to guarantee the communication quality, and the antenna is accomodate and the ...

Rubber tyre container crane powered by mains supply

The invention discloses a rubber tyre container crane powered by mains supply. The rubber tyre container crane powered by mains supply comprises a gantry frame, a complete machine power supply loop, a plurality of electromotors and an electric cable reel, wherein the plurality of electromotors are arranged at the corresponding part of the gantry frame; the complete machine power supply loop is used for supplying power, and is connected with mains supply via an electric cable; the electric cable reel is arranged at one side of the gantry frame; the electric cable is wound on the electric cable reel, one end of the electric cable is connected with the complete machine power supply loop, and the other end of the electric cable is connected with a plug; a track right below the electric cable reel is provided with an electric cable slot type groove; the end part of the electric cable slot type groove is provided with a mains supply wiring box which is provided with a socket matched with the ...

Overvoltage protecting power circuit applied to storage

The invention discloses an overvoltage protecting power circuit applied to a storage. The overvoltage protecting power circuit applied to the storage comprises an AC power supply, a first switch, a second switch, a transformer, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor and an eighth capacitor, a fuse, a first diode, a second diode, a third diode, a fourth diode, a fifth diode, a sixth diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, an one-way thyristor, an LED, a voltage stabilizing diode, a voltage stabilizing integrated circuit and a triode; a 220V AC power supply is processed by voltage decreasing through the transformer to obtain 11.5V AC current, the 11.5V AC current is rectified through a bridge rectifier circuit which is composed of the first diode, the second diode, the third diode and the fourth diode, then the 11.5V ...

Method for preparing hydrogen-rich gas by gasification of solid organic substance and steam

The present disclosure provides a method for preparing hydrogen-rich gas by solid organics. For example, solid organic raw materials are heated in a pyrolysis reaction device to perform pyrolysis reaction, and gaseous product generated from the pyrolysis reaction performs gasification with steam in a moving bed gasification reaction device to generate hydrogen-rich product. The present disclosure also provides a system for preparing hydrogen-rich gas by solid organics, and the system may include a solid heat carrier grading-dedusting device; a pyrolysis reaction device; a moving bed gasification reaction device; and a riser and combustion reactor. The present disclosure may operate at atmospheric pressure, and the technology is simple and suitable for the gasification and co-gasification of various high-volatile solid organics, such as raw materials containing a relatively large amount of moisture, mineral substance, and sulfur content.

Recommendation method, system and equipment based on user behavior codes and medium

The invention relates to a recommendation method, system and device based on user behavior codes and a medium, and relates to the technical field of recommendation. The method comprises the following steps: collecting behavior data of a user, and combining the behavior data and a target behavior into a user behavior data set according to a user and time sequence; performing spatio-temporal behavior coding on the user behavior data set to obtain a spatio-temporal behavior sequence comprising a behavior time sequence, a behavior space sequence, a behavior sub-behavior body sequence and a behavior weight vector; user behavior characteristics are obtained based on a transformer encoder and the time-space behavior sequence, and target behavior characteristics are obtained through query; and performing deep neural network model training by using the user behavior characteristics and the target behavior characteristics, reasoning the user target behavior probability by using the trained deep neural ...

Reinforcing bar length and deviation of weight measuring apparatu

The utility model provides a reinforcing bar deviation of weight measuring apparatu, includes mechanical part and control section, and mechanical part includes length measurement subtotal weight measurement part, and the length measurement part includes the elasticity dop including the dress card part that is located the measured workpiece both sides, dress card part, and the elasticity dop is located the lateral part of measured workpiece, and the elasticity dop is adorned on sliding bracket, and sliding bracket connects on removing the part, and the end connection of electron chi is on sliding bracket. This measuring apparatu has easy operation, detection efficiency height, long service life's advantage, especially is suitable for in the reinforcing bar deviation measuring of big batch industrial production.

Energy-saving method suitable for IGCC power station circulating cooling water

The invention discloses an energy-saving method suitable for IGCC (integrated gasification combined cycle) power station circulating cooling water, which mainly comprises the following two modes: according to statistics, about 75% of water coolers are mounted at an elevation position of 0-10 meters, 25% of water coolers are mounted at an elevation position of 10-20 meters, and only 5% of water coolers are mounted at an elevation position of 20-30 meters. The pressure of a circulating water system only needs to be 0.22 Mpa (g) when meeting the requirement of a water cooler of 0-20 m, and if the pressure of the circulating water system needs to be 0.45 Mpa (g) when meeting the requirement of a water cooler of 0-30 m elevation position completely, the first method is that the height of the water cooler with only 5% of the cooler located at the height of 20-30 m is reduced to be within 20 m, so that the pressure required by water cooling water supplied to the water cooler can be reduced, and ...

EPG system input mode registration method

The invention provides an EPG (Electronic Program Guide) system input mode registration method, which belongs to the technical field of input mode information and comprises the following steps: establishing an EPG template; the EPG template transmits a first registration instruction to the starting APK through webview; starting the APK to obtain Flash chip information of the set top box through a local command, and returning an input mode identification list according to a chip type; the EPG template transmits a second registration instruction to the starting APK through webview, and the starting APK stores a registration input mode identifier to an sqlite database; the starting APK is called through JNI, the input mode guard APK is called to initialize an input mode identification program, the program is registered in ServiceManager, and the guard APK receives an input instruction sent by an application and conducts escape and sending. The method is suitable for various set top box hardware ...

METHOD FOR PREPARING HYDROGEN-RICH GAS BY GASIFICATION OF SOLID ORGANIC SUBSTANCE AND STEAM

The present disclosure provides a method for preparing hydrogen-rich gas by solid organics. For example, solid organic raw materials are heated in a pyrolysis reaction device to perform pyrolysis reaction, and gaseous product generated from the pyrolysis reaction performs gasification with steam in a moving bed gasification reaction device to generate hydrogen-rich product. The present disclosure also provides a system for preparing hydrogen-rich gas by solid organics, and the system may include a solid heat carrier grading-dedusting device; a pyrolysis reaction device; a moving bed gasification reaction device; and a riser and combustion reactor. The present disclosure may operate at atmospheric pressure, and the technology is simple and suitable for the gasification and co-gasification of various high-volatile solid organics, such as raw materials containing a relatively large amount of moisture, mineral substance, and sulfur content. 1. A method for preparing hydrogen-rich gas from solid organics , the method comprising:heating solid organic raw materials in a pyrolysis reaction device for pyrolytic formation of a gaseous product and steam; andperforming gasification of the gaseous product and steam in a moving bed gasification reaction device to generate hydrogen-rich gas, in which the gaseous product is generated from pyrolysis;wherein the pyrolysis reaction device is in parallel with the moving bed gasification reaction device, wherein, by passing through a solid heat carrier grading-dedusting device, the solid heat carrier is divided into two parts that are fed into the pyrolysis reaction device and moving bed gasification reaction device, respectively, wherein, when leaving the pyrolysis reaction device and moving bed gasification reaction device, the two parts of solid heat carrier are fed into a riser and combustion reactor to be heated and raised, and are then passed into the solid heat carrier grading-dedusting device to be further divided into two parts ...

A interim fixer for assisting shin bone fracture closed reduction

The utility model provides an interim fixer for assisting shin bone fracture closed reduction. The fixer is including a left side, right side fixed plate and arc filler ring, on a left side, right side fixed plate upper portion symmetry is equipped with the fixed needle of shin bone upper portion bone, on a left side, right side fixed plate lower part symmetry is equipped with the fixed needle of shin bone lower part bone, all be equipped with the screw thread on the needle handle of fixed needle of shin bone upper portion bone and the fixed needle of shin bone lower part bone, and on a left side, on the fixed plate of the right side, threaded attachment hole has been seted up in the position correspondence of the fixed needle of lower part installation bone, the needle was fixed to the fixed needle of shin bone upper portion bone and shin bone lower part bone needle handle respectively with correspond threaded attachment hole threaded connection, ke shi needle traction hole has been offered ...

Ancient prescription Chinese traditional medicine for treating hernia

The present invention relates to a Chinese traditional patent medicine secret composition formula for the treatment of hernia of intestines, which is prepared by scorpion, walnut, sorghum vulgare, liquoric root and other Chinese herbal medicines; the Chinese traditional patent medicine has special efficacy for the hernia diseases of middle-aged and elderly people, the efficacy is fast, the rehabilitation is thorough and the present invention has no toxicity or side effects after the oral administration, thus opening up a precedent against the status that the hernia diseases can not be cured by any drugs but by operation.

Control mode for automatically controlling furnace temperature of IGCC (integrated gasification combined cycle) gasifier

The invention discloses a control mode for automatically controlling the furnace temperature of an IGCC (integrated gasification combined cycle) gasifier, the control mode mainly comprises an automatic generating capacity control (AGC) adjusting module and a PID adjusting unit, the automatic generating capacity control (AGC) adjusting module is matched with the load change of the gasifier by adjusting the oxygen-coal ratio of the gasifier, and the PID adjusting unit is used for controlling the furnace temperature change of the gasifier.

Console mode outdoor advertising tablet

The utility model relates to a console mode outdoor advertising tablet, including the fixed plate, be equipped with the stand pipe on the fixed plate, the stand pipe endotheca is equipped with the fall way, and the tip of fall way is equipped with the lifter plate, is equipped with the bill -board frame on the lifter plate, and the bill -board frame is equipped with transparent visor. The utility model discloses can firmly install the fixed plate, the rotation of coil can be controlled the fall way and realize vertical elevating movement along the stand pipe to conveniently control the lifter plate and carry out nimble lift adjustment, conveniently control the bill -board frame and carry out vertical lift adjustment, thereby improved the efficiency to the advertisement show greatly.

Four corners angle steel communication head tower mast

The utility model relates to a four corners angle steel communication head tower mast, including the bottom plate, be equipped with the tower mast body on the bottom plate, the tip of the tower mast body is equipped with the chassis, and the chassis is equipped with the guide ring, and the guide ring is equipped with first rotary disk, and first rotary disk is connected with the guide ring through first connecting axle, and first rotary disk is connected with first pole body, and the guide ring is equipped with the second rotary disk, and the second rotary disk passes through the second connecting axle to be connected with the guide ring, and the second rotary disk is connected with second pole body. The utility model discloses can make the tower mast body firmly install on the bottom plate, the pole body can be realized rotatoryly around the rotary disk to nimble regulation is carried out to the pole body to the convenience.

Machine tool

The invention discloses a machine tool. The machine tool comprises a machine body, a main shaft, a tool, a camera element, a rotating element and a main shaft gearbox, wherein the main shaft and the tool are arranged on the machine body; the main shaft is used for mounting a workpiece; the tool is opposite to the main shaft to process the workpiece arranged on the main shaft; the camera element is arranged on the rotating element and is used for shooting the workpiece arranged on the main shaft; the rotating element is arranged on the machine body to drive the camera element to rotate around the axial direction of the rotating element; the rotating element is provided with a rotor; the axial direction of the rotor is parallel to the axial direction of the rotating element; the rotating element is connected with the camera element through a first connecting rod and a second connecting rod; the first connecting rod is vertical to the axial direction of the rotating element; the second connecting ...

Downstream boundary pressure controlling device for hydraulic model pipe flow

The invention discloses a downstream boundary pressure controlling device for hydraulic model pipe flow. The downstream boundary pressure controlling device is arranged at the downstream of a hydraulic model and comprises a control pipe, a hoisting mechanism and a support rack; wherein the control pipe comprises an inverted-U-shaped pipe body, a water inlet end connected with the hydraulic model and an opposite water outlet end which extend in the opposite directions from the two ends of the pipe body commonly along a rotating shaft; at least one air through hole is formed in the upper surface of the top section of the pipe body; the water inlet end is provided with a valve for controlling water flow in the hydraulic model to flow into the pipe body; the hoisting mechanism is used for controlling the pipe body to rotate around the rotating shaft; the support rack is erected beside the control pipe and used for fixing the hoisting mechanism on the support rack. According to the downstream ...

Box portable solar water pump system

The utility model discloses a box portable solar water pump system, it comprises water pump, photovoltaic pumping dc -to -ac converter and box, and wherein the box includes casing panel and box body frame, owing to have at least a casing panel and box body frame articulated, has the photovoltaic cell piece simultaneously with on the box body frame articulated casing panel, turns into alternating current, casing panel 0 work through the photovoltaic pumping dc -to -ac converter with the direct current that the photovoltaic cell piece produced. Because integrate solar photovoltaic water pump system in a box, the personnel of being engaged in agriculture can place in suitable position according to the irrigation demand, expand to have the casing panel of photovoltaic cell board, realize solarenergy power generation to through the water pump and connect the water pipe on the water pump, irritate the water extracting to the field. Therefore, the utility model discloses fundamentally solvesbecause ...

Microphone circuit for laptop

The invention discloses a microphone circuit for a laptop. The microphone circuit for the laptop comprises a battery, a single-pole double-throw switch, a first microphone, a second microphone, a first inductance coil, a second inductance coil, a first compactor to the eleventh capacitor, a first resistor to a fifth resistor, a diode, a light emitting diode, an SMD transistor, an antenna and a frequency modulation integrated chip with the model of BA1404. Two electret microphones are adopted in the microphone circuit for the laptop, one is in a source electrode amplification mode and the other one is in a drain electrode amplification mode; one frequency modulation integrated chip and the two audio input ends of the frequency modulation integrated chip are respectively connected with the two microphones; the frequency modulation integrated chip is internally provided with two symmetrical amplifiers; signals received by the two microphones are amplified and mixed, and then are output by ...

Iron-containing natural ore loaded nickel catalyst for methanation and preparation method thereof

The invention discloses an iron-containing natural ore loaded nickel catalyst for methanation and a preparation method thereof. Nickel oxide accounts for 2-15 wt% of the catalyst. Based on redox capacity of a carrier and its occurring interaction between iron and loaded nickel and by measures of adjusting nickel loading capacity, calcination temperature of the carrier, calcination temperature of the catalyst, reduction temperature of the catalyst and the like, a loaded ferro-nickel bimetallic methanation catalyst is prepared. The catalyst prepared in the invention has characteristics of low nickel loading capacity, high activity, good stability, high strength and the like. The preparation process is simple. Raw materials are low-cost and easily available. The catalyst is economic and environmentally-friendly. The catalyst is suitable for CO2/CO methanation process of coke-oven gas, coal-based and biomass-based synthesis gas and the like under various H/C conditions. Due to characteristics ...

Medium-length hole mixed wedge cut blasting method capable of realizing directed fracture using cutting cartridge bag for solid rock roadway

The invention discloses a medium-length hole mixed wedge cut blasting method capable of realizing directed fracture using a cutting cartridge bag for a solid rock roadway. According to the method disclosed by the invention, 3-4 pairs of vertical wedge cutting holes are arranged at lower half places of an excavating working face; the vertical wedge cutting holes comprise mirror-arranged primary cutting holes and secondary cutting holes that are arranged at the two sides of the primary cutting holes; the primary cutting holes comprise three blast holes that are arranged side by side; the secondary cutting holes comprise four blast holes that are arranged side by side; 1-2 straight holes are formed in the middle portion of each primary cutting hole; a distance between every two adjacent blast holes in the primary cutting holes is 800-1000mm. According to the method disclosed by the invention, the advantage of directed fracture blasting of the cutting cartridge bag is fully utilized, so that ...

System and method for starting emergency early warning in network television

The invention belongs to the technical field of alarm devices, and particularly relates to a system and method for starting emergency early warning in a network television, and the system comprises an upstream information source service provider, a city emergency early warning shunting platform, an emergency early warning hub, and a set top box. The emergency early warning distribution platform distributes the emergency early warning information to subordinate emergency early warning hubs at all levels, and then the emergency early warning hubs distribute the emergency early warning information to set top boxes. According to the invention, the emergency early warning hub transmits the information to the local set top box device, thereby realizing network shunting, avoiding coupling of the city emergency early warning shunting platform and the local set top box, improving real-time performance and reliability of emergency early warning information sending, and being capable of operating ...

PHC pile-based multiple high jet pedestal pile construction method

The invention discloses a prestressed high-strength concrete (PHC) pile-based multiple high jet pedestal pile construction method, which comprises the following steps of: statically pressing a PHC pile to the designed depth of a soil layer, drilling to the depth below the bottom of the PHC pile through the hollow part of the PHC pile by a multiple high-pressure spiral jet drill rod, performing multiple tube construction at the bottom of the PHC pile to form an enlarged head cavity greater than the diameter of the PHC pile and in accordance with the design requirement, and then filling the enlarged head cavity to form an enlarged head. The method has obvious economic benefit; and compared with other pile types acquiring the same bearing capacity, the PHC pile-based multiple high jet pedestal pile has obvious economic advantage.

Equipment adjustable switch board

The utility model relates to a switch board field, concretely relates to equipment adjustable switch board, including the installation framework that stand and crossbeam constituted, the installation stand all is provided with the reinforcement scute with the crossbeam junction, the reinforcement scute is located also all to be provided with with header connection by the crossbeam, still be provided with detachable support on the installation stand. Through being provided with the effect that knocker formula curb plate has reached simple and convenient loading and unloading curb plate, the while is between installation stand and crossbeam and be provided with the reinforcement scute between crossbeam and the top cap, has reached to prevent that the switch board cabinet body from producing the effect of deformation because of loading device is overweight.

Power amplifying circuit for computer speaker

The invention discloses a power amplifying circuit for a computer speaker. The power amplifying circuit for the computer speaker comprises a first capacitor to a fifth capacitor, a first resistor to an eleventh resistor, a first PNP type triode to a fourth PNP type triode, a first NPN type triode to a third NPN type triode, a first diode, a second diode, an adjustable resistor, a first direct current power supply and a second direct current power supply, the second resistor, third resistor, first PNP type triode and second PNP type triode make up a primary amplifying circuit, the eighth resistor, third capacitor and first NPN type triode make up a secondary amplifying circuit, and the ninth resistor, tenth resistor, third PNP type triode, fourth PNP type triode, second NPN type triode and third NPN type triode make up a tertiary amplifying circuit. The power amplifying circuit for the computer speaker is low in noise, small in distortion, simple in circuit structure, small in component ...

Nuisance-free plant pesticide and its insecticidal organic fertilizer

The present invention relates to a nuisance-free palnt pesticide and its insecticidal organic fertilizer. It is made up by using the plant raw materials of wild aconite tuber, datura, nux vomica, oleander, pyrethrum, tobacco, camphor and white arsenic through a certain preparation process. At the same time its medicine residue is mixed with loess and dung so as to obtain insecticidal organic fertilizer. Said invention possesses high-efficiency broad-spectrum insecticidal action, and can be used for producing nuisance-free green vegetable, grain and fruits, etc.

Chinese-medicinal agriculatural chemical without environmental pollution

A Chinese-medicinal agricultural chemical discovered from the book written in Ming dynasty can play the roles of fertilizer and insecticide and is prepared from Chinese-medicinal herbs. Its advantages are high effect and no environmental pollution.

Manually excavated pedestal pile construction method based on freezing process

The invention provides a manually excavated pedestal pile construction method based on a freezing process. The construction method comprises the steps of (1) forming peripheral freezing holes in the plane of a pile foundation and mounting peripheral freezing pipes in the peripheral freezing holes, (2) starting to freeze the peripheral freezing pipe to form a peripheral water stop frozen wall, (3) performing manually excavated pedestal pile construction within the plane of the pile foundation under the water stopping effect of the peripheral water stop frozen wall, and (4) stopping freezing the peripheral freezing pipes and pulling out the peripheral freezing pipes. According to the construction method, manual excavation is performed after the frozen wall is formed by use of a freezing technique; the pile peripheral frozen wall is capable of temporarily supporting wall protecting linings such as bricks and concrete; compared with the traditional wall protecting linings, the pile peripheral ...

Carbonylation reaction system and method based on series connection of multiple kettles

The invention discloses a carbonylation reaction system and method based on series connection of multiple kettles, belongs to the technical field of chemical engineering, and solves the technical problem that the requirements of reaction for preparing methyl propionate through ethylene carbonylation and separation and purification on kettle liquid composition are low. The system comprises a reaction kettle A, a reaction kettle B connected out of the reaction kettle A, an evaporator connected out of the reaction kettle B, a rectifying tower connected out of the evaporator, and a methyl propionate product output pipe connected out of a tower kettle of the rectifying tower, and the reaction kettle A is connected with a material conveying pipe. The method mainly comprises the following steps: conveying raw materials to a reaction kettle A for rapid ethylene carbonylation reaction, and then conveying the raw materials to a reaction kettle B for ethylene carbonylation reaction with improved methyl ...

Laboratory atmospheric control and monitored control system

The utility model provides a laboratory atmospheric control and monitored control system, this laboratory atmospheric control and monitored control system includes the operating instrument, temperature and humidity sensor, the off -premises station, the indoor set, humidifier and dehumidifier, this temperature and humidity sensor connects in this operating instrument, carry out the humiture collection, and give this operating instrument with the humiture data transmission who gathers, this off -premises station is all connected in this operating instrument with this indoor set, and refrigerate or heat under the control of this operating instrument, with temperature regulation, this humidifier is connected respectively in this operating instrument with this dehumidifier, and carry out humidity control under the control of this operating instrument, this operating instrument is according to this off -premises station of humiture data management, this indoor set, the operation of this humidifier ...

Red skinned pear polygalacturonase-inhibiting protein gene (PpPGIP) and application

This invention relates to a fungal resistance gene of red skinned pear, namely a polygalacturonase-inhibiting protein gene (PpPGIP), and application. The PpPGIP gene has a base sequence which is stated in a sequence-list SEQ ID; the length of the PpPGIP gene is 1,032bp, wherein 990bp is an open reading frame; and the PpPGIP gene codes polygalacturonase-inhibiting proteins containing 330 amino acids. Functional genomics related technology prove that the PpPGIP gene has the function of improving antifungal function of plants. The antifungal PpPGIP gene is constructed on a plant expression vector and is excessively expressed after being transferred into tobacco, the transgenic tobacco for expressing PpPGIP has strong in vitro antifungal activity and the obvious inhibition effect on a plurality of funguses like Aspergillus niger, Phomopsis funguses, Alternaria alternata, penicillium, and the like.

Drip irrigation special fertilizer suitable for whole growth time of cut flower rose

The invention discloses a drip irrigation special fertilizer specially used in the whole growth time of a cut flower rose. The drip irrigation special fertilizer comprises the following main components in part by weight: 442 to 466 parts of potassium nitrate, 115 to 149 parts of mono-ammonium phosphate, 170 to 230 parts of urea, 203 to 211 parts of magnesium sulfate heptahydrate, 0.1 to 0.3 part of boric acid, 3.6 to 5.6 parts of EDTA chelated iron, 0.4 to 0.7 part of EDTA chelated copper, 1.2 to 1.9 parts of EDTA chelated manganese, 0.01 to 0.03 part of EDTA sodium molybdate, and 0.4 to 0.7 part of EDTA chelated zinc. The drip irrigation special fertilizer is specially designed for a drip irrigation system, and can significantly improve the yield and the quality of the rose after being used by combining a law of the demand on various nutrients for the cut flower rose in the whole growth time. Besides, the drip irrigation special fertilizer can also improve the utilization ratio of the ...

Foldable round table

The utility model relates to a foldable round table. Its purpose is in order to provide a simple structure, desk easy and simple to handle. The utility model discloses a: round table surface, table leg. Round table surface comprises a n the same fan -shaped desktop, and the size of each fan -shaped desktop central angle is 360 n, the bottom surface of each fan -shaped desktop is provided with a tangential recess and a radial shaft hole, is provided with a hinge hole on the periphery of each fan -shaped desktop, each fan -shaped desktop still includes a dwang, an interior table leg and an outer table leg, and wherein the one end of dwang forms the hinge with the cooperation of radial shaft hole and connects the other end and interior table leg fixed connection, outer table leg forms the hinge with the hinge hole cooperation and connects. A n fan -shaped desktop passes through two double -phase companies of a n -1 articulated elements and forms round table surface, and two arbitrary adjacent ...

Iron-containing natural ore loaded nickel methanation catalyst and preparation method thereof

The invention discloses an iron-containing natural ore loaded nickel methanation catalyst and its preparation method. Nickel oxide accounts for 2-15 wt% of the catalyst. Based on redox capacity of a carrier and its occurring interaction between iron and loaded nickel and by measures of adjusting nickel loading capacity, calcination temperature of the carrier, calcination temperature of the catalyst, reduction temperature of the catalyst and the like, a loaded ferro-nickel bimetallic methanation catalyst is prepared. The catalyst prepared in the invention has characteristics of low nickel loading capacity, high activity, good stability, high strength and the like. The preparation process is simple. Raw materials are low-cost and easily available. The catalyst is economic and environmentally-friendly. The catalyst is suitable for CO2/CO methanation process of coke-oven gas, coal-based and biomass-based synthesis gas and the like under various H/C conditions. Based on characteristics of controllability ...

Thaumatin-like protein gene PpTLP from pyrus pyrifolia nakai with antifungal activity and application

The invention relates to a thaumatin-like protein gene PpTLP from pyrus pyrifolia nakai with antifungal activity and application. The gene PpTLP has the base sequence shown in SEQID and coded thaumatin-like proteins. The invention verifies that the gene PpTLP has the function of improving the antifungal ability of the plants through correlation technique of functional genomics. When the antifungal gene PpTLP is constructed on a plant expression vector and is transformed into tobacco to be overexpressed, the transgenic tobacco has high antifungal activity. The protein from the transgenic tobacco expressing PpTLP has obvious inhibitory effects on various fungi such as sclerotinia sclerotiorum, phytophthora parasitica var. nicotianae, phomopsis sp. and the like.

Method and device for preparing methane-enriched gas from carbon-containing raw materials

The invention belongs to the technical field of energy and chemical industry and discloses a method and a device for preparing methane-enriched gas from carbon-containing raw materials. By the circulation of solid particles used as both heat carriers and catalysts, the decoupling-optimizing control reintegration of the gasification of the carbon-containing raw materials and the methanation process of gasification products are achieved so as to obtain the methane-enriched gas, the direct conversion of solid carbon-containing raw materials to the methane-enriched gas is achieved and the device cost and the operating cost are decreased. By the heat-carrying functions of the solid heat carriers and the catalysts, the high conversion rate of the methanation process in a single-section adiabatic reactor is achieved, the circulation of a large number of product gas and multi-section methanation adopted in the conventional fixed-bed methanation process are avoided and the production cost is decreased ...

Lightweight high-temperature and high-emissivity ceramic paint

The invention relates to a lightweight high-temperature and high-emissivity ceramic paint, and aims at providing the lightweight high-temperature and high-emissivity ceramic paint which can resist high temperature of 1350 DEG C, is high in emissivity, fouling and slagging resistance, high-temperature corrosion resistance and wear resistance, does not fall off and bulge, contains carbon steel and is long in service life. The lightweight high-temperature and high-emissivity ceramic paint disclosed by the invention comprises the following raw materials in parts by weight: 30.5-45.1 parts of water, 0.3-0.5 part of bactericide AM7287, 0.3-0.5 part of dispersant CF-10, 0.3-0.5 part of defoamer DF104, 33-40 parts of silica sol, 4-5 parts of organic silicon emulsion, 15-20 parts of boron nitride of which the particle size is over 500 meshes, and 2-3 parts of rare-earth cerium oxide powder of which the particle size is over 500 meshes.

Method for detecting trace elements of 8-inch polished wafer

The invention provides a method for detecting trace elements of an 8-inch polished wafer. The detecting method is characterized by comprising the steps: firstly preparing the 8-inch polished wafer in a chemico-mechanical polishing way; then detecting the trace elements in the silicon polished wafer by utilizing an X-fluorescence spectrometer, and analyzing the detected data, thereby finally obtaining the type and content of each trace element. The method has advantages and beneficial effects that the trace elements of the 8-inch polished wafer are detected by adopting the total-reflection X-fluorescence spectrometer which is a conventional device in a semiconductor manufacturer, a complicated sample pretreatment process is not needed, the determination steps are simple, high efficiency and rapidness are realized, the detection result is high in accuracy, and the application prospect is wide.

Vertical type single tube communication head tower mast

The utility model relates to a vertical type single tube communication head tower mast, including the mast board, be equipped with the mast body on the mast board, the tip of the mast body is equipped with the connection shell, is equipped with the stand pipe on the connection shell, and the stand pipe endotheca is equipped with the pole body, and the stand pipe is equipped with fluting and connecting rod, and the connecting rod is equipped with the swiveling wheel, and the swiveling wheel passes through the connecting axle to be connected with the connecting rod, and the swiveling wheel passes through threaded connection with the pole body. The utility model provides a convenience is firmly installed the mast board, thereby can firmly install the mast body, and the rotation of swiveling wheel can realize vertical lift adjustment along the stand pipe by the control lever body to nimble regulation is carried out to the pole body to the convenience.

Foldable round table

The invention relates to a foldable table, in particular to a foldable round table. The purpose is to provide the foldable round table which is simple in structure, low in cost and easy and convenient to operate. The foldable round table comprises a round table top and table legs, wherein the round table top is composed of n identical fan-shaped table top bodies, and the central angle of each fan-shaped table top body is 360/n degrees; the n fan-shaped table top bodies are connected in pairs to form the round table top through (n-1) articulation pieces, any two adjacent articulation pieces are opposite in rotation direction, corresponding chordwise grooves of every two fan-shaped table top bodies connected through one articulation piece with the rotation direction downward are arranged in a back-to-back mode, and corresponding chordwise grooves of every two fan-shaped table top bodies connected through one articulation piece with the rotation direction upward are arranged in a face-to-face ...

Remove fog room

The utility model discloses a remove fog room, including the fog room room body and control system, its characterized in that: this room body comprises the rectangle box that divide into two parts, and be provided with between electrical control respectively and the sample is placed an inner room sets up the electrical control system between electrical control set up refrigerating system, heating system, humidification system in between the sample is placed, electric control system respectively in refrigerating system, heating system, humidification system link to each other. The beneficial effects of the utility model are that: the existing great maintenance space convenient removal again of this kind of fog room. The building site field usage is particularly suitable for, when construction site shifts can with remove fog room in company with shift to continue using, when the design of double door has changed business turn over cement concrete sample chamber, the phenomenon that the humiture ...

Air separation rapid shutdown cold insulation method

The invention discloses an air separation rapid shutdown cold insulation method, which is characterized in that under the emergency condition that an air compressor stops running, a control unit controls each electric valve to be opened and closed in time through a control system, so that cold energy in a cold box is prevented from entering a pipeline outside the cold box, and a pipeline cold brittleness accident is avoided; and meanwhile, the workload of a user under the abnormal condition is reduced, the risk that the user misses items in the heavy disposal process is also avoided, and safe stopping is guaranteed.

Beta-1,3-glucanase gene (i)PpGlu(/i) of Pyrus pyrifolia Nakai and application thereof

The invention relates to a beta-1,3-glucanase gene (i)PpGlu(/i) of Pyrus pyrifolia Nakai, with an antifungal activity, and application thereof. The PpGlu gene has a base sequence coded as beta-1,3-glucanase, shown by SEQID. In the invention, the PpGlu gene is proved to have a function of improving antifungal performance of plants by means of technologies related to functional genomics. The antifungal PpGlu gene provided by the invention is structured to a plant expression vector and is transferred into a tobacco for overexpression, and the genetically modified tobacco has a very strong in-vitro antifungal activity. A protein extracting solution of the genetically modified tobacco for expressing the PpGlu gene has different degrees of inhibiting effects on phomopsis fungi, alternaria sp., and fusarium.

Modularized logic setting for automatic start and stop of open water pump with bypass

The invention provides a modularized logic setting for automatically starting and stopping an open water pump with a bypass, which comprises a control system and a control window, and the control window is provided with a sequential control starting button, a sequential control proceeding state button and a sequential control stopping button; the sequential control proceeding state displays the starting/stopping state of the water system equipment, and in the sequential control process, sequential control is completed; the sequential control start button is subjected to click control by an operator; according to the system, automatic sequential control over starting/stopping of the open type water pump is achieved through logic setting of the system, the operation process is greatly simplified, the automation level is improved, meanwhile, the operation risk is effectively avoided, and the unit operation safety and the system equipment safety are ensured.

Method for preparing hydrogen-rich gas by gasification of solid organic substance and steam

Method for the preparation of gas rich in hydrogen by gasification of a solid organic substance and steam

Un método para la preparación de gas rico en hidrógeno a partir de materiales orgánicos sólidos, que comprende: calentar las materias primas orgánicas sólidas en un dispositivo de reacción de pirólisis para permitir que se produzca la pirólisis; y realizar la gasificación de un producto gaseoso y vapor en un dispositivo de reacción de gasificación con lecho móvil para generar gas rico en hidrógeno, en el cual el producto gaseoso se genera a partir de la pirólisis; en donde el dispositivo de reacción de pirólisis está en paralelo con el dispositivo de reacción de gasificación con lecho móvil; mediante el paso a través de un dispositivo de granulometría-eliminación de polvo fino de vehículo de calor sólido, el vehículo de calor sólido se divide en dos partes que se alimentan al dispositivo de reacción de pirólisis y el dispositivo de reacción de gasificación con lecho móvil, respectivamente, y, cuando deja el dispositivo de reacción de pirólisis y el dispositivo de reacción de gasificación con lecho móvil, las dos partes de vehículo de calor sólido se alimentan a un reactor elevador y de combustión para calentarse y elevarse y, después, se hacen pasar al dispositivo de granulometría-eliminación de polvo fino de vehículo de calor sólido de nuevo para dividirse en dos partes y estas dos partes se alimentan después de nuevo, respectivamente, al dispositivo de reacción de pirólisis y dispositivo de reacción de gasificación con lecho móvil para crear un ciclo; en donde la parte del vehículo de calor sólido que se alimenta al dispositivo de reacción de pirólisis se usa como medio de calentamiento para la pirólisis y la otra parte del vehículo de calor sólido que se alimenta al dispositivo de reacción de gasificación con lecho móvil se usa como medio de calentamiento para la gasificación; y en donde el dispositivo de granulometría-eliminación de polvo fino de vehículo de calor sólido divide el vehículo de calor sólido en dos partes basándose en el tamaño de partícula ...