132results about How to "Easy to start and stop" patented technology

The invention discloses a multi-target dynamic scheduling method for a wind storage hydrothermal power system based on multi-source complementation, and the method comprises the following steps: 1, building a multi-target dynamic economical scheduling model: 1.1, building four optimization targets: take the minimum thermal power coal consumption, the minimum thermal power output adjustment volume, the maximum thermal power generation and the minimum load fluctuation after the thermal power is inputted to a power grid; 1.2, determining the constraint conditions of the four optimization targets; 2, carrying out the weighting and conversion of the four optimization targets, and obtaining a target function F of the multi-target dynamic economical scheduling model; 3, combining with the target function F, and solving the multi-target dynamic economical scheduling model through employing the improved plant growth simulation algorithm. According to the invention, the method gives full consideration to the economical performance and stability of thermal power operation, the utilization rate of the wind power and hydropower and the adjustment effect of a pumped storage power station, and guarantees the economical performance and stability of operation of the thermal power generating unit while promoting the consumption of the wind power.

The invention provides a thallium-containing wastewater strongly oxidizing, coagulating, adsorbing and recovering process. The process includes the following procedures: thallium-containing wastewater concentration, pH regulation, strong oxidization, coagulation, flocculation, precipitated sludge treatment, pH regulation, solid impurity filtration, removal of Zn, Pb, Cd and Tl, and the like. The process has the beneficial effects that the process has the advantages of advanced technology, maturity, good effluent quality, stability in operation, conciseness in process, strong practicability, easiness in start and stop, convenience in maintenance and management, small investment, low operating cost, small floor area for construction, short construction period and large application ranges of projects; treatment of heavy metal ion polluted sewage is not limited by temperatures; the limitation that a biological method can not be used in cold regions in the north can be overcome.

The invention relates to a method for preparing copper sulfate by adopting sponge cooper and the waste acid liquid containing cooper as raw materials. The invention is characterized in that (1) sponge cooper and the cooper containing waste acid liquid, after acid adjustment, are emulsified and mixed; then leaching reaction is carried out; (2) the leached liquid is extracted by using P204, and then cooper and nickel are separated from part of impurities; (3) under the help of sulphuric acid, reverse extraction is carried out to the extraction liquid P204, the oil in the reverse extract liquid and extraction raffinate is removed; (4) cooper sulphate solution, after oil removal and purification, is concentrated by steam, crystallized and dried; then the final product cooper sulphate crystal is obtained. The method of the invention has the advantages of good separation effect of cooper and nickel, being capable of fully making use of nonferrous smelting intermediate residue with complex components and the waste acid liquid containing cooper to produce high quality cooper sulphate and reclaim valuable metal nickel, thus achieving resources comprehensive utilization.

The invention provides a wind farm integrated monitoring system. The monitoring system comprises a communication controller, a ring network switch, a prepositive server, a data server, an aggregation switch, an application server, a web server, a weather server, a monitoring workstation, an AGC/AVC workstation, a five-prevention workstation, a power prediction workstation, a report workstation and a maintenance workstation. The prepositive server, the data server, the application server, the web server, the weather server, the monitoring workstation, the AGC/AVC workstation, the five-prevention workstation, the power prediction workstation, the report workstation and the maintenance workstation are connected with a real-time network segment. According to the technical scheme of the invention, the data and the state of a fan can be monitored in real time. Therefore, a faulted fan can be found out as early as possible to be repaired, so that the power generation is realized as early as possible. As a result, the system provides a sufficient economic benefit for a wind farm. Meanwhile, the on/off state of the fan can be controlled remotely. The working efficiency is improved.

The invention discloses a two-stage organic Rankine cycle power generation system utilizing exhaust heat of a gas turbine. The system comprises a gas compressor (1), the gas turbine (3), a high-temperature steam turbine (11), a low-temperature steam turbine (15) and a power generator (18), wherein the gas compressor (1) is connected with a combustion chamber (2) through a pipeline; the combustion chamber (2) is connected with the gas turbine (3) through a pipeline; the gas turbine (3) is connected with a waste heat boiler (4) through a flue gas pipeline; the waste heat boiler (4) is connected with the high-temperature steam turbine (11) through a high-temperature organic Rankine cycle system (19) and connected with the low-temperature steam turbine (15) through a low-temperature organic Rankine cycle system (20). Through combined use of the high-temperature organic Rankine cycle system and the low-temperature organic Rankine cycle system, gradient utilization of flue gas waste heat of the gas turbine is realized.

The invention discloses a solid building waste crushing and recycling device. The solid building waste crushing and recycling device comprises a base and a main box body fixed to the base. A feeding port is formed in the shell wall of the top of the main box body, two symmetrically-arranged crushing rollers are arranged at the upper part of an inner cavity of the main box body, and the crushing rollers are rotationally connected with the main box body through first rotating shafts. Crushing teeth are evenly distributed on the crushing rollers, a gap between the two crushing rollers directly faces the feeding port, and a flow guide plate is fixed to the middle of the inner cavity of the main box body. An arc-shaped pressing plate is arranged below the flow guide plate in a spaced mode, anda material falling hole is formed in the pressing plate. A swing frame is rotationally connected to the center of the bottom of the flow guide plate, a pressing roller is installed at the bottom of the swing frame, and the rotating radius of the pressing roller is the same as the radius of the pressing plate. A strip-shaped hole is formed in the swing frame in the length direction of the swing frame, and a rotary disc is arranged on the rear side of the swing frame. The crushing degree of waste is improved, and the crushing effect can be effectively guaranteed when the pressing rollers crush the waste.

A microwave continuous graphite puffing device comprises a hopper; the lower part of the hopper is connected with a rotary feeder which is provided with a drive shaft and a rotary drum; a rotary vane is fixed on the rotary drum; the lower end of the rotary feeder is connected with a microwave feeding absorption chamber, the right end of which is connected with a microwave heating puffing chamber; a left microwave generator and a right microwave generator are arranged on the upper part of the microwave heating puffing chamber, the right end of which is connected with a microwave discharging absorption chamber; and the right end of the microwave discharging absorption chamber is provided with a rotary discharger. The conveyor belt of a belt conveyor respectively passes through the microwave feeding absorption chamber, the microwave heating puffing chamber, and the microwave discharging absorption chamber. The left end of the microwave heating puffing chamber is rotatablely connected with a feeding absorption chamber microwave baffle-board and the right end thereof is rotatablely connected with a discharging absorption chamber microwave baffle-board. The invention has the advantages of easy control, reliable operation, large material treatment quantity, can effectively prevent microwave leakage, and can realize continuous feeding and discharging as well as continuous microwave heating puffing graphite.

The invention discloses a preparation method of graphene. The preparation method comprises the following steps of heating expandable graphite in a protecting gas atmosphere, dissolving the heated expandable graphite in a solvent to obtain an expandable graphite solution, putting the expandable graphite solution into an enclosed container, carrying out microwave heating, and orderly carrying out cooling, centrifugation sedimentation and drying of the heated expandable graphite solution to obtain graphene. The preparation method of graphene has the advantages of low cost and high yield.

The invention discloses a detection circuit for a filtering net of an air purifier and a detection method. The detection circuit comprises a direct-current power supply, a first amplifier, a second amplifier and a single chip microcomputer, wherein a motor and a resistor are connected between a positive electrode and a negative electrode of the power supply in sequence and in series; the negative electrode of the power supply is grounded; a positive electrode of the motor is connected with an input positive electrode of the second amplifier; an input negative electrode of the second amplifier provides a first reference voltage; the output of the second amplifier is connected with an A/D1port of the single chip microcomputer; the input positive electrode of the second amplifier is connected with the connecting end of the resistance and the motor; the input negative electrode of the second amplifier provides a second reference voltage; the output end of the first amplifier is connected with an A/D2 port of the single chip microcomputer; a rotating-speed adjusting port of the motor is connected with a Vsp port of the single chip microcomputer; and a rotating-speed feedback port of the motor is connected with an FG port of the single chip microcomputer. The detection circuit and the detection method disclosed by the invention have the advantages that the structure is simple, the implementation is easy, and the judgment is accurate; due to arrangement of overcurrent protection, the burnout of the detection circuit in overcurrent is avoided; the cost of an LM358 is low; and due to arrangement of a switch, convenience is brought for starting and stopping the function, so that the waste of electric energy when not in use is avoided.

The invention relates to a pyrolysis/combination combustion processing method for processing sewage water and the corresponding device, which comprises: getting the sewage water into a filter grid tank and a desilting tank to remove the floated or suspended substance, sand particles and other solid particles of the sewage water, mixing with 100-10000 ppm auxiliary agent, pyrolysis/combination combustion processing on the flame of high-temperature fuel in the temperature of 1800-2000 Deg. C in a pyrolysis/combination combustion processing device, then getting through a settling and filtering zone to reach the national primary emission standard and the germicidal ratio is 100%, the outlet hot water can be used in heating hot water or can be used in reclaiming heat by a heat exchanger.

The invention discloses a high-altitude regeneration obstacle clearing device for a power grid, and the device comprises an operation substrate, a clearing mechanism disposed on a control substrate, and a control mechanism disposed at the tail end of the clearing mechanism. The operation substrate comprises a supporting column, a support disposed at the lower part of the supporting column, and a ratchet wheel module which is disposed at the upper part of the supporting column and is connected with the clearing mechanism. An isolation mechanism is disposed between the clearing mechanisms. A ratchet wheel is used for controlling the lifting of a supporting arm, and a working arm is enabled to carry out downward pressing successfully under the action of an electric telescoping rod. After the action of an elastic avoiding ring, a to-be-trimmed branch is sawed off. Moreover, because the device is provided with the isolation mechanism, the device can prevent wood flours from falling onto the whole body of an operator when the operator carries out operation. The device is simple in structure, is simple and convenient for operation, and is worthy of application and popularization.

The invention discloses a DBN power grid load prediction method and device based on generalized demand side resources. The method comprises: establishing a scheduling model based on an electricity price contract for the reducible load LC, the transferable load LS and the energy storage system ES, wherein the model determines an optimal scheduling plan of three generalized demand side resources participating in the power market by means of a load aggregator; on the basis, fusing generalized demand side resource influence factors into a DBN load prediction model, and establishing a DBN short-term load prediction model considering generalized demand side resources; and training and testing the prediction model in combination with historical load data and weather data to obtain a daily load prediction curve of the to-be-tested area. The method is high in prediction precision and good in stability, and can meet the power grid prediction requirements under load big data.

The invention provides a flue gas SCR denitration efficiency-improving system and method. The method includes: spraying an oxidant into a flue between a boiler hearth outlet and a SCR denitration catalyst to partly oxidize NO in flue gas into NO2; enabling NO2 to enter a SCR denitration system to contact with a denitration catalyst to be in quick SCR denitration reaction at the present of NH3. SCRdenitration reaction velocity is accelerated, and denitration efficiency of an original SCR denitration system is improved. The system comprises an oxidant injection system and a SCR catalytic reducing denitration system, the oxidant injection system comprises an oxidant tank, an oxidant pump, a metering module, a dilution system, a distribution module and a nozzle system, and the SCR catalytic reducing denitration system comprises a SCR denitration reaction tower connected on a boiler flue gas outlet and a catalyst arranged in the SCR denitration reaction tower. The method and the system canimprove denitration efficiency of existing flue gas SCR denitration systems and are suitable for flue gas SCR denitration systems of many industries.

The invention discloses an unmanned ship control method and a control device thereof, wherein the unmanned ship control method comprises the following steps of S1, measuring longitude information andlatitude information of an unmanned ship by a GPS module and transmitting to a central processing module; S2, measuring ship body direction information of the unmanned ship by a direction sensing module and transmitting to the central processing module; and S3, receiving the longitude information, the latitude information and the ship body direction information of the unmanned ship by the centralprocessing module, calculating an unmanned ship navigation direction according to the longitude information and the latitude information of a preset navigation point, and controlling a propulsion motor for making the unmanned ship along the calculated unmanned ship navigation direction. The control device of the unmanned ship control method comprises the following modules of: the GPS module, the direction sensing module, an automatic identification module, a gesture sensing module, a wind sensing module and the central processing module. The unmanned ship control method and the control devicethereof have advantages of realizing real-time identification for a navigation environment in which the unmanned ship exists, flexibly controlling the navigation direction and the navigation speed ofthe unmanned ship, and ensuring safe navigation.

The invention relates to a method for separating halogen ions such as chlorine, fluorine and the like from sulfate, which comprises the following steps: pretreating stock solution, namely performing pretreatment such as conditioning, removing oil, removing suspended matters and the like on the sulfate stock solution; separating by using a nanofiltration membrane, and separating halogen ions such as chlorine, fluorine and the like in sulfate by using the nanofiltration membrane; treating the nanofiltration retentate, wherein the nanofiltration retentate is sulfate solution separated from halogen ions such as chlorine, fluorine and the like, and the nanofiltration retentate returns to a sulfate circulating system or a production system of a main device; treating the nanofiltration permeate solution, wherein the nanofiltration permeate solution is a separated halide solution such as chlorine, fluorine and the like, and concentrating and crystallizing the permeate solution to prepare a halide product such as chlorine, fluorine and the like. The method comprises the following steps: separating halogen ions such as chlorine, fluorine and the like in sulfate by using a nanofiltration membrane, and selecting the nanofiltration membrane with the aperture of 0.1nm-8.5nm and high separation efficiency of monovalent ions and multivalent ions, thereby reducing the halogen ions such as chlorine, fluorine and the like in the sulfate.

A direct-injection swing single-unit engine comprises a single-unit fuel pot, a swing engine, two fuel control electromagnetic valves, two catalysis beds and an electric controller. The invention uses the mixture of high-density hydrogen dioxide and diesel as the single-unit fuel, to be decomposed into high-temperature high-pressure mixture gas via catalysis decomposition, to drive the swing engine, to output swing power directly or output electricity via the generator. The electric controller can control two fuel control valves to switch the frequency to control the swing frequency of the engine or the frequency of output alternative-current. The invention has small volume, low weight, high energy density, and wide application, to be used to supply energy in non-oxygen condition or oxygen-lack condition.

A tableware cleaning machine comprises a bowl cleaning cavity, a tableware rack and a spraying device. The tableware rack is placed in the bowl cleaning cavity, and the spraying device comprises a spraying arm. The tableware cleaning machine is characterized in that the tableware rack is a flat-bottom type tableware rack with fences on the periphery and a plane at the bottom, the spraying device is a translation type spraying device, and the spraying arm of the spraying device is perpendicular to a certain side surface of the bowl cleaning cavity and works in a translation manner. Compared with an existing dish washing machine, the tableware cleaning machine in the technical scheme not only is better in cleaning effect and faster in cleaning speed, but also is simpler in structure and easier in operation, and cost of products and service cost are lower.

The invention provides a micro swing type monopropellant engine, which comprises a fuel tank, an electronic control unit, a catalytic device, a swing type engine, a fuel distributing valve, a gas exhausting check valve and a muffler, wherein a hydrogen peroxide solution of high concentration is used as a fuel, the electronic control unit controls the fuel flow valve to provide the fuel to the specified catalytic device, high temperature and high pressure gas is generated by decomposing the fuel through catalytic reaction and acts upon a central swing of the swing type engine, so that direct output or electric energy output of swing power is realized. The micro swing type monopropellant engine provided by the invention has the advantages of high integration of work modes, simple structure, convenience in control, high energy density and the like and is applicable to energy supply devices in various anoxic or oxygen-free environments such as outer space, polar regions, plateaus, drilling platforms or underwater.

The invention relates to peanut hulling equipment, and belongs to the field of agricultural machinery. The peanut hulling equipment consists of an outer frame, a roller, a discharging tank, a blowingmachine and a motor, wherein a feed opening, a discharge opening and a sliding rail are formed in the outer frame; a thorn conic plate is slidably mounted at the inner side of the outer frame throughthe sliding rail; one side of the thorn conic plate is meshed with a cam; a second stepping motor is mounted on the cam through a shaft coupler; a first gear shaft and a second gear shaft are separately arranged at two ends of the outer frame; gear belts are respectively mounted on the first gear shaft and the second gear shaft; inverted thorns are distributed on the outside surface of each gear belt at intervals; circular sliding rails are mounted on two inside surfaces of the roller; a roller baffle plate is mounted on the circular sliding rails; an optical shaft is fixedly mounted on the roller baffle plate, and the other end of the optical shaft is mounted on the roller through a hinge; a sliding block is mounted on the surface of the optical shaft in a sliding manner, and is fixedly mounted on a piston rod of an air cylinder; and the air cylinder is mounted on the roller through a hinge. Through the adoption of the peanut hulling equipment disclosed by the invention, the hulling process of peanuts is automatically completed, human resources are saved, and the efficiency is improved.

The invention relates to a mineral fluid high-pressure delivery pump, which comprises a pump body, a piston which is arranged inside the pump body, a delivery cylinder which is matched with the piston, a piston driving shaft which is connected with the piston, and a driving mechanism which drives the piston driving shaft to operate, wherein the inside of the pump body is provided with a driving cylinder which is matched with the driving mechanism; the inside of the driving cylinder is provided with a driving piece of the piston driving shaft which is connected with the piston driving shaft; a cleaning and cooling chamber is arranged between the delivery cylinder and the driving cylinder; and one end of the piston driving shaft is detachably connected with the piston and the other end of the piston driving shaft passes through the cleaning and cooling chamber, and enters into the driving cylinder to be connected with the driving piece of the piston driving shaft. The mineral fluid high-pressure delivery pump has the advantages that: firstly, due to adoption of the full hydraulic-driven mineral fluid (such as coal water slurry) pump, the operation is simple and convenient, and starting and stopping are convenient; secondly, due to arrangement of the cleaning and cooling chamber, the phenomenon of pollution due to the fact that hydraulic oil enters into mineral fluid is avoided when the piston is replaced; and thirdly, the cleaning and cooling chamber also has the functions of lubricating and cooling when the piston is operated for a long time.

The invention provides a high-efficiency energy-saving environment-friendly fried rice color cooker. The cooker comprises an upper barrel body, a fried pot, a cooker body and a stirring device, wherein the cooker body comprises a cooker wall and a circular hearth; the fried pot is arranged in the upper barrel body and on the upper end of the circular hearth; the bottom surface of the fried pot and the upper end of the cooker body are in sealing fit; the upper barrel body is positioned on the upper end of the cooker body, the lower end of the upper barrel body and the upper end of the cooker body are in sealing fit; the stirring device is fix above the fried pot by a portal frame; and the inner wall of the circular hearth is provided with two burners respectively. The cooker of the invention has the advantages of improving the utilization ratio of heat energy in the fried color technological process and the production efficiency, lowering the labor intensity and improving the production environment.

The invention discloses a double-layer multi-position configuration method for an energy storage system under wind and light access, and the method comprises the steps: taking the minimum planning cost of the energy storage system, the minimum loss cost of a power grid and the minimum daily operation cost of the power grid as an outer layer objective function, and taking the minimum operation cost of a unit, the minimum wind and light abandoning cost and the minimum comprehensive cost of the energy storage system as an inner layer objective function; establishing a master-slave hierarchical bilevel planning model, and an outer decision-making layer being dominant to an inner decision-making layer; solving the outer layer by adopting an improved particle swarm algorithm to obtain location selection and capacity configuration of an energy storage system in the outer decision layer, solving the inner layer by adopting CPLEX to obtain start-stop decisions and economic dispatch of a unit in the inner decision layer, and realizing multi-position configuration. According to the method, the capacity and the position of the energy storage system are solved by establishing the bilayer programming model, the wind and light abandoning phenomenon is reduced, the start-stop and operation of the unit are improved, the economical efficiency of the unit is improved, and the operation cost of the system is reduced.

The invention discloses a hot-line work removing device for branches. The device comprises an operating base, a removing mechanism arranged on a control base, and a control mechanism arranged at the tail end of the removing mechanism. The operating base comprises a supporting column, a supporting frame arranged on the lower portion of the supporting column, and a ratchet wheel module arranged on the upper portion of the supporting column and connected with the removing mechanism. A lever structural form is adopted, an operator controls the whole situation through a C-type structure on the lower portion of a supporting arm, the C-type structure and a tripod achieve axial rotation on the lower portion of the supporting column through a bearing, and meanwhile the supporting arm is controlled to be lifted through the action of a ratchet wheel. A work arm can be pressed downwards smoothly through the action of an electric telescopic rod. After the function of an elastic receding ring is overcome, the branches to be pruned are sawed off. The hot-line work removing device is simple in structure, easy and convenient to operate and worthy of application and popularization.

The invention relates to a pressure atomization burner special for high-energy carbon alcohol slurry clean industrial fuel. The pressure atomization burner comprises a fuel feed system, a first pressure atomization nozzle, an ignition system and an air supply device; the fuel feed system is used for feeding the solid-liquid-phase mixed fuel and comprises a fuel storage tank used for storing the solid-liquid-phase mixed fuel, a booster pump used for pumping out the solid-liquid-phase mixed fuel, a fuel one-way valve located on the booster pump and a first fuel flow rate adjusting valve located behind the fuel one-way valve; the first pressure atomization nozzle is located behind the fuel flow rate adjusting valve and used for supplying the atomized solid-liquid-phase mixed fuel to a burning mechanism; the ignition system comprises an ignition transformer and an ignition bar; the air supply device is used for supplying air to the burning mechanism. The pressure atomization burner has the advantages of being simple in structure, low in cost, convenient to start up and shut down and automatically controlled, and not blocking a pipeline.