98results about How to "Cost of protection" patented technology

The invention discloses a workpiece stamping intelligent control process. The workpiece stamping intelligent control process controls automatically and satisfies all actions to be operated coherently to effectively improve working efficiency, no manual work is needed, safety is improved and cost is effectively saved. Product quality is guaranteed to enable products to meet market demands. The invention further provides an intelligent control manipulator implementing the process. Through an efficient, accurate, flexible, safe operation mode flexible in design, the intelligent control manipulator is convenient to operate, production efficiency is greatly improved, structural design is reasonable, design mode is flexible, effects are obvious, process persistence is high, raw materials are saved and energy consumption is quite low; a regulation and control type industrial control process satisfies different demands, the structural design enhances smoothness, swing precision is guaranteed, and machining process is guaranteed to be completed automatically, continuously and effectively; and conventional manual or semi-automatic machining modes are replaced, and resources are saved.

The invention relates to a high temperature and high voltage experimental device for heating a gasket, pertaining to the technical field of high temperature and high voltage. The structure of the device is as follows: two anvil cells (8) in diamond or white gem material form a top-to-top anvil and holes are opened in the center of a gasket (1) to be used as a sample heating chamber (4), the anvilcells (8) are arranged in the chamber body of a pressing machine (7) to be pressed; the central part of the gasket (1) is made into a shape with the central width smaller than the width in two ends; the position of the gasket (1) opposite to the anvil face of the anvil cells (8) is padded with a mica sheet used as an insulating and thermal-preventing layer (2); the two ends of the gasket (1) are respectively welded with conducting wires (5) which are used for charging the gasket (1) with direct current to realize local heating of sample chamber area in high voltage equipment. The experimentaldevice has simple structure, good repeatability and low cost, and the construction of the system can be easily completed in a high voltage laboratory. Therefore, the invention is a high-temperature and high-voltage technology with good potential.

A protection arrangement for a telephone subscriber line interface circuit is disclosed. The arrangement is particularly useful for protecting an electronic telephone set from over-voltage and over-current fault conditions. The arrangement provides a FET that operates in saturation mode to connect an office battery to the subscriber line under normal operation. The FET also provides isolation capabilities for protecting the line circuit from an over-current condition on the subscriber line. Over-voltage protection is provided by way of an isolation relay between the line circuit and the subscriber line. Both the FET and isolation relay are operated by a controller that uses timers in the methods of over-voltage and over-current protection that it performs. A further capability of the arrangement is that it resets itself after the fault condition has ended. This feature is particularly useful in the case of fault conditions of short duration.

The invention relates to the field of intelligent watches and discloses an intelligent watch antenna and an intelligent watch structure with an external antenna. A watch frame is changed into the watch antenna, the receiving face of the antenna can be externally arranged, in this way, the shielding influences of a metal watch shell and other components can be greatly reduced, the receiving effect can be improved, the situation that the antenna occupies the internal space of a watch can be avoided, and an internal movement and the whole watch can be miniaturized. In addition, material limit is not produced on the metal watch shell or the other components, the texture of the intelligent watch can be guaranteed, the intelligent watch has the advantages that the cost is low, and the overall structure is attractive and descent, and the intelligent watch can be conveniently applied and popularized in reality.

The invention relates to a second metallized ceramic method, belonging to the technical field of ceramic metallization, which comprises the following steps: preparing nickel paste of second metallization, printing the nickel paste and then drying and sintering. The powdered nickel and the caking agent are weighted according to weight account and then put into a ball mill tank with agate ball. The ball mill tank is on the globe mill. Then the mixed material is ball milled by controlling the frequency and milling time of the globe mill, and then the nickel paste can be obtained after separating the agate ball after ball milling. The nickel paste is printed on the molybdenum-manganese layer surface of a ceramic base which is metallized sintered once by controlling the printing thickness and the ceramic base coated by nickel paste can be obtained. The ceramic base coated by nickel paste is dried first and then put into a container to sinter, finally, the second metallized ceramic product coated by nickel paste can be obtained. The second metallized ceramic method has the advantages of ensuring the pass percent, controlling the cost and meeting the producing requirements of mass production, and thus can benefit the environment and employee and the ceramic base second metallized has the advantages of good sealing-in result and strong tensile strength.

The invention provides a preparation method of a particle drainage agent, and relates to the technical field of metallurgical fire-refractory materials. The preparation method of the particle drainageagent comprises the following steps of selecting a composition of one or more than two of chrome ore, quartz sand, corundum, zircon sand and magnesium sand with granularity smaller than or equal to 100 meshes as a raw material, weighing the applicable weight of raw materials according to the formula of the drainage agent, and uniformly mixing, so as to obtain fine powder; adding a binder into thefine powder, and uniformly mixing; extruding, granulating into particles, and drying and curing the obtained particles, so as to obtain the particle drainage agent. The particle drainage sand prepared by the method has the advantages that the components are uniform and stable, the content deviation is controlled within + / -0.5%, and the segregation of components is avoided in the production, transportation and use process. The particle drainage agent has the advantages that the granularity is uniform and stable, and the controllability is larger; in the use process, the casting effect is stable, and the automatic casting rate is stabilized to 99.5% or above.

A low cost method of forming solder bumps on an integrated circuit (IC) wafer includes depositing solder directly onto stud bumps formed on bond pads of the IC wafer. In some implementations, stud bumps are formed on the IC wafer by performing wire ball-bonding onto metal bond pads of the wafer. Photodefinable solder mask material is applied to the wafer and cured. The photodefinable solder mask material is exposed to form open solder mask areas at the metal bond pad areas. Solder paste is applied into the open solder mask areas. Reflowing the solder paste on the wafer forms solder bumps that wet to the stud bumps. The solder mask is then stripped from the wafer. Other processes (e.g., a wave-soldering machine, stencil or screen printing process) can also be used to wet solder onto stud bumps to form solder bumps.

The invention relates to a method for improving the service building success in the mobile communication system, wherein, when the wireless network controller (RNC) receives the distribute request of building service, and judges out the bandwidth needed by present processed service is over the maximum bandwidth reported by the user terminal (UE), check if the present service contains the non real-time service; if contains, decrease the bandwidth needed by the non real-time service, and using said decreased bandwidth to distribute or redistribute the bandwidth transmission signal channel of said non real-time service. The invention can use present bandwidth resource of mobile communication system to improve the success rate of service building without improve the bandwidth ability of UE.

The invention discloses a device for detecting the performance of a highway tunnel line-type fire detector. The device is characterized in that: a heating box for realizing temperature change is arranged; the upper end of the heating box is open; at least one temperature sensor is arranged on the peripheral edge of the opening at the upper end; the lower end of the heating box is fixed to an output shaft of a first rotating device; the first rotating device is arranged at one end of a support arm; the other end of the support arm is arranged on an automatic lifting platform through a second rotating device; the automatic lifting platform is fixed on a moving trolley which is provided with an operating platform; and the operating platform is provided with a first rotating shaft control device, a second rotating shaft control device, a lifting platform control device, a temperature adjusting device and a display device. The device has the remarkable advantages that: ignition is not required, the pollution is light, traffic is not required to be closed, social influence is a little, personnel is not required to operate the device overhead, personnel safety is ensured, the system structure is simple, the cost is low, and the mobility and reliability are high.

A method of water capture by pin-pointing likely excess flow locations and preventing flood damage. Captured water into temporary storage such as tanks, reservoirs, fabric tube arrays, or available lakes, can ultimately provide fresh water augmentation in many regions. Captured water will be tested, treated as needed, reclaimed and identified into central online storage sites. Not needed excess flows would be released after storm season. By flood damage and clean up avoidance, it provides ultimate long term flood pollution abatement for homes, businesses, farms and communities of affected US waterways.

The invention discloses a complete set of tunnel mechanical equipment, which specifically refers to an excavation trolley (or an excavation gantry), a drainage and steel bar binding trolley, a liningtrolley, a spray maintenance trolley, a ditch cable trough trolley, an inverted arch self-propelled hydraulic trestle and a wet spray manipulator, referred to as five trolleys, one trestle and one wetspray machine. A construction organization method matched with the complete set of mechanical equipment comprises the following construction organization steps: S1, hole excavation; S2, initial support; S3, inverted arch lining; S4, arched wall lining; S5, ditch cable troughs and the complete set of mechanical equipment. The construction organization method is reasonable, effectively improves tunnel management effect, improves construction operation environment, ensures construction safety and quality, improves construction progress and is worthy of promotion.

The invention discloses a dispensing device with relatively low cost. The device comprises a first cylinder and a glue barrel, wherein a baffle plate is arranged inside the lower end of the glue barrel; the lower end of a needle extends to the upper surface of a sliding ball; the upper end of a return spring is connected with the lower surface of the baffle plate; the lower end of the return spring is connected with the inner bottom end of the glue barrel; an electromagnet, a first piston and a second piston are sequentially arranged inside the glue barrel in the vertical direction from up to down; a liquid adding hole is formed in the side wall of the glue barrel; a first partition plate is arranged in the middle of the first cylinder to divide the first cylinder into an upper half cylinder and a lower half cylinder; one end of a glue tube is in the lower half cylinder; and the other end of the glue tube is connected with the liquid adding hole. According to the dispensing device, the technical effect that the dispensing efficiency and accuracy are guaranteed while the device design is reasonable and the cost is relatively low is achieved.

The present invention provides a mulberry pomace chicken feed and a preparation method thereof. The mulberry pomace chicken feed comprises the following raw materials in weight percentage: 20-30% of mulberry pomace powder, 10-15% of corn flour, 10-12% of rice bran, 4-8% of molasses, 10-15% of soybean meal powder, 10-15% of wheat bran, 5-8% of mulberry leaf powder, 8-12% of mulberry branches, 1-5% of atractylodes lancea, 2-4% of mirabilite, 5-8% of dried orange peels, 2-3% of ammonium sulfate, 0.2-0.5% of monopotassium phosphate and 0.05-0.08% of magnesium sulfate. The provided chicken feed is rich in raw material variety and adequate in nutrition, and is free of any chemical medicines. The feed after fermentation is fragrant in smell, is high in protein content, and is good in palatability. The food intake of chicken flocks is increased, the growth and development of chicken is fast, and the daily weight gain of chicken is increased significantly. The chicken feed can improve the production performance of chicken, significantly improve the intestinal environment of chicken, promote intestinal bacterium growth and reproduction, and inhibit the growth of harmful bacteria.

A copper and aluminium composite variable diameter metal heat pipe structurally comprises a heat absorption section, a butt joint section and a condensation section. A pipe shell of the metal heat pipe is composed of a copper and aluminium composite metal pipe. The copper and aluminium composite metal pipe is of an outside aluminium and inside copper structure. The heat suction section is composed of an opening sealing welding spot (1), a cold welding opening sealing section (2), a heat suction section outer layer (3), a heat suction section inner layer (4), a heat suction section flaring part (6) and the like. The butt joint section is composed of butt joint pipes (7), the butt joint pipes (7) are made of red copper or oxygen-free copper pipes, the inner diameter of the butt joint pipes is equal to the inner diameter of the heat suction section inner layer (4), and the outer diameter of the butt joint pipes is equal to the inner diameter of the heat suction section flaring part (6). The condensation section is composed of a necking-down section (8), a condensation section body (9) and the like. The size specification of the necking-down section (8) is basically the same as that of the heat suction section flaring opening (6). A cavity of the heat suction section, a cavity of the butt joint section and a cavity of the condensation section are connected to together form a heat pipe vacuum cavity (5), heat pipe phase inversion hot working media (10) are arranged in the heat pipe vacuum cavity (5), and the total size of the heat pipe phase inversion hot working media (10) is 0.1%-20% of the size of the heat pipe vacuum cavity (5). According to the copper and aluminium composite variable diameter metal heat pipe, under the condition that the strength and the reliability needed by the metal heat pipe are guaranteed, the manufacturing cost of the metal heat pipe is lowered.

The invention relates to a preparation method of uniform heat treatment wood, and in particular relates to a method for preparing the uniform heat treatment wood by stacking, aiming at solving the problems that the existing prepared heat treatment wood is not even in carbonization, obvious in wood color difference and high in cost. The method comprises the steps of: 1. selecting a wood board, and drying; 2. stacking; 3. carrying out heat treatment; and 4. cooling. The heat treatment medium needed by the method is low in cost; and the prepared heat treatment wood is balanced in carbonization inside and outside and even in wood color. The method is used for preparing the uniform heat treatment wood.

The preferred embodiments described herein provide a releasable connector system. In one preferred embodiment, a connector plug contains a conical element with a recessed groove. A jack contains features that allow mating with the conical shaped plug. Electrical contacts are embedded within the plug. The jack portion contains spring loaded contacts that are self-centered by the conical shape. The conical shape eases the ability to mate the plug and jack compared to a standard plug with a cylindrical jack. With this preferred embodiment, contact is made in any axial rotation. A lateral force to the jack or cord will dislodge the jack, reducing the likelihood of tripping over a cord, causing a fall, or damaging equipment.

The invention relates to the technical field of logistics and warehousing, and particularly to a warehousing method and device of intensive warehouses with cargo pallet for storage, warehousing and ex-warehousing. The warehousing device comprises parallel multilayer through storage channels supported by beams and vertical posts, wherein a warehouse entrance and a warehouse exit are arranged at two ends of each through storage channel; an unpowered roller way and an orbit having a certain included angle alpha with a water level are arranged inside each through type storage channel; each orbit is provided with a tablet shuttle car; and a deceleration separation device is arranged at the terminal end of each orbit close to the warehouse exit. The tablet shuttle car is adopted to convey a cargo pallet so as to put the cargo pallet into the warehouse; and a gravity conveying type intensive warehousing way is adopted for warehousing and ex-warehousing. According to the invention, stability and effectiveness of cargo pallet in-warehousing, intensive warehousing and ex-warehousing are guaranteed, cost is lowered, convenience is brought about to the later-period maintenance, and market promotion is facilitated.

The invention discloses a forming method of an arc-shaped box girder formwork. The forming method comprises the following steps that (1) survey and setting out are conducted, specifically, coordinatesare determined, and field on-site setting out is conducted; (2) formwork materials are compared and selected, specifically, the formwork materials comprising a fiberglass formwork, a set-shaped steelformwork, a film plate and stainless steel composite formwork, a bridge inflatable core mould, an aluminum alloy formwork, a double-wall corrugated pipe and a plastic formwork are compared and selected; (3) the formwork materials are selected, specifically, the formwork materials comprising a box girder outer mould and a box girder inner mould are selected, the characteristics of an arc-shaped box girder are combined, the box girder outer mould adopts the film plate and stainless steel composite formwork, and the box girder inner mould adopts the double-wall corrugated pipe; (4) a bottom mould is laid; (5) side moulds are mounted; (6) an inner mould is mounted; and (7) edge moulds are mounted for reinforcement. The construction speed is high, the overall appearance quality and geometricaldimension precision of the arc-shaped box girder are remarkably improved, meanwhile, the construction safety is guaranteed, and the construction cost is saved.

The invention discloses a chewable tablet containing panax ginseng leaves extract and cordyceps militaris extractive. The chewable tablet is prepared from raw materials in weight percentage: main materials of 20 to 25% of panax ginseng leaves extract and and 20 to 30% cordyceps militaris extractive or cordyceps militaris powder and auxiliary materials of 20 to 30% of cane sugar, 5 to 8% of mannitol, 5 to 8% of magnesium stearate, 2 to 5% of citric acid, 5 to 10% of maltodextrin and 8 to 12% of lactose. The raw materials are prepared, prepared into soft materials, granulated, dried, pressed into tablets, sterilized and packaged into the chewable tablet. The chewable tablet belongs to the field of solid drink. The chewable tablet disclosed by the invention has a fine taste, rich nutrition and high added value and is convenient to take, has the functions of invigorating spleen, supplementing qi, preventing lung, tonifying liver, improving human body immunity and the like and has an auxiliary treating effect on chronic hepatitis and tumor. The invention further provides a preparation method of the chewable tablet containing the panax ginseng leaves extract and cordyceps militaris extractive.

The invention provides application of a bayberry tannin extract in preparing marine antifouling paint, relating to the application of the bayberry tannin extract. The bayberry tannin extract is prepared by using bayberry bark as a raw material through crushing, leaching, evaporating, drying and other steps, wherein the bayberry tannin extract generally contains over 55 percent of tannin, preferably over 68 percent of tannin, has a remarkable inhibition effect in marine micro-fouling organisms, marine large soft fouling organisms and marine large hard fouling organisms, represents efficient and broad-spectrum anti-fouling activity, and is widely applied to preparing marine anti-fouling paint. The marine antifouling paint prepared from the bayberry tannin extract does not contain toxic heavy metal compounds, is purely nature and non-toxic, cannot pollute the environment, and has excellent antifouling efficacy.

The invention discloses a konjak planting method including weeding, which comprises the following steps of: selecting a plot with deep soil layer, loose soil, fertile soil and convenient drainage andirrigation, deeply ploughing for 30-40cm, harrowing for thinning, ditching and ridging, wherein a ditching width is 1.0-1.5m, and a ridge surface width is more than or equal to 0.7m and less than 1.2m; digging ditches for drill sowing or hole sowing on the ridge surface from Qingming festival to Grain Rain, wherein a sowing interval is 30cm*40cm; meanwhile, mainly using an organic fertilizer or afarm manure, and taking a nitrogen-phosphorus-potassium compound fertilizer as an auxiliary base fertilizer; applying 200-300kg of the organic fertilizer per acre, applying 2000-3000kg of the farm manure per acre, and applying 40-50kg of the compound fertilizer per acre; immediately covering the whole ridge surface with pine needles / straws / hay with a thickness of 5-10cm or a straw mat with the thickness of 1-1.5cm after the planting is finished; in the first ten days of July, the konjak is sprayed with a foliar fertilizer every 10 days after an emergence of regular seedlings, and the foliar fertilizer is sprayed for 3 to 4 times. The emergence rate of the konjak reaches more than 95 percent, and 90 percent of weeds can be controlled.

A free piston engine is configured with a pair of opposed engine cylinders located on opposite sides of a fluid pumping assembly. An inner piston assembly includes a pair of inner pistons, one each operatively located in a respective one of the engine cylinders, with a push rod connected between the inner pistons. The push rod extends through an inner pumping chamber in the fluid pumping assembly and forms a fluid plunger within this chamber. An outer piston assembly includes a pair of outer pistons, one each operatively located in a respective one of the engine cylinders, with at least one pull rod connected between the outer pistons. The pull rod extends through an outer pumping chamber in the fluid pumping assembly and forms a fluid plunger within this chamber. The movement of the inner and outer piston assemblies during engine operation will cause the fluid plungers to pump fluid from a low pressure container into a high pressure chamber as a means of storing the energy output from the engine. Since the motion of the free pistons is not mechanically fixed, piston stoppers are provided to prevent over-travel of the piston assemblies, thereby limiting potential damage to engine components.

The invention relates to the technical field of logistics transmission, and particularly relates to a logistics mailing system and a control method based on radio frequency and positioning technology. A technical method of a logistics goods additionally provided with a GPS positioning module is adopted, the technical problem that a user can not accurately know the goods position can be solved, and the technical effect of accurately positioning the logistics goods position is achieved. A radio frequency IC card technical method is adopted, the technical problems that manual writing of express information is troublesome and electronic identification is not easy are solved, and the technical effects that the IC card directly contains the express information and can be used repeatedly can be achieved. A single chip microcomputer control technology is adopted for design, and the technical effects that the control mode is simple and direct, and the transmission mode is convenient and quick are achieved. A method of GPRS technology and Bluetooth technology is adopted, the technical problem that a delivery person-used control device has a single function is solved, and the technical effects that the delivery person can use the control device to be directly connected with a user mobile device to acquire the logistics information and to be connected with the GPRS network to transmit information are achieved.

The invention discloses a bus dispatching method, which comprises the following steps: a passenger satisfaction degree model is constructed according to the relationship between the passenger waitingtime at the station and the passenger satisfaction degree; the cost constraint model is constructed according to the vehicle occupancy rate and departure time; an evaluation function is determined according to the passenger satisfaction degree model and the cost constraint model; a global optimal value of the evaluation function is found, and an optimal departure time interval is determined according to the global optimal value. The invention establishes a quantitative model for passenger satisfaction degree and cost constraint conditions, and realizes the optimization of passenger satisfaction degree under the condition that the bus operation unit cost is ensured to conform to the limited requirements by adopting an iterative mode.

The invention relates to a power saving device for controlling production processes of silicon carbide smelting furnace system by a rated value method, which comprises an automatically-setting control module of an embedded computer, a voltage regulator, a current regulator, a trigger, a rectifier, a sampling rectifier and the like, wherein the rectifier is formed by connecting a plurality of basic three-phase rectifier bridge circuits in parallel, and balanced reactors are not additionally arranged among the basic three-phase rectifier bridge circuits. Moreover, a 6800A large-power thyristor is used as the rectifying element of the rectifier. The power saving device detects the magnitude of the current and the voltage of a rectifying system and automatically regulates the voltage gear according to the detection results, thereby achieving the purposes of increasing or reducing voltage, keeping the voltage and the current constant, optimizing the quality of products which are produced by the silicon carbide smelting furnace, saving energy and reducing consumption, wherein the power saving rate can reach 10%, and the high-quality product rate is generally improved by 10%, thereby completely reaching the national requirements of energy saving and emission reduction for large-power smelting industries.

The invention discloses a bedrock buried hill oil reservoir rock type identification method based on machine learning in order to solve the problem that an existing oil reservoir rock type identification method cannot give consideration to both cost and accuracy, and the method comprises the following steps: carrying out rock core geology description on a key well of a target block; Analyzing thetypes and contents of oxides and rock-making minerals of the main oil-containing rock; Establishing a three-dimensional lithology discrimination chart of the main oxide content and the rock type through a KNN algorithm; Obtaining an element content curve continuously distributed along the shaft in the target layer of the key well by applying an oxide closed model interpretation technology; Establishing a comprehensive histogram of conventional logging, mineral content and rock type of the key well of the target block; Establishing an elemental oxide content prediction model, and predicting theelemental content of the development well which is not cored and is not subjected to ECS capture logging; And substituting into the established three-dimensional lithology discrimination chart of therock type to realize automatic identification and division of the rock type. The identification method is low in cost and high in accuracy.

The invention discloses a vehicle rental intelligent scheduling management system and a vehicle-mounted terminal and a vehicle communication protocol thereof. The system comprises a passenger terminal, a vehicle-mounted terminal, a dispatching management center and a vehicle communication protocol. Passengers can use telephones, computers, intelligent devices and special devices to order vehicles,and can also hail the vehicles on the roadside, so that the vehicles can be used instantly or reserved through booking. The dispatching management center dispatches vehicles and dispatches vehicle rental orders by combining traffic and meteorological information and adopting artificial intelligence and big data technologies, so that empty vehicle scheduling is optimized, the empty driving distance and time are reduced, the operation cost is reduced, the business volume is increased, the passenger waiting time is shortened, and the satisfaction degree is improved. The vehicle-mounted terminalintelligently identifies the roadside hailing passengers, interacts with passengers and drivers, collects and receives the vehicle and travel information thereof, sends the travel information to the vehicle and ensures the safety of passengers, drivers and vehicles. The vehicles meeting the vehicle communication protocol are suitable for the system; applicable vehicles can be produced and purchased conveniently; and the system is suitable for unmanned taxies and is compatible with manned taxies, and is suitable for rental of passenger and freight vehicles.

The invention discloses a construction method for an underground large-span large-space ultrahigh non-column steel structural tube truss. The construction method comprises the following steps: (I) dividing each tube truss into two truss end parts and 2-4 truss unit bodies, and completing prefabrication in a factory; (II) on a construction site, pre-embedding a truss end part on a set perpetual structure; (III) on the construction site, transporting the truss units by adopting a gun carrier to positions below the set mounting positions of the truss units, putting the truss units on a sleeper, connecting two adjacent truss unit bodies to form a tube truss main body, and connecting butt-joint two chord rods I through segmented joints; and (IV) by adopting a suspending device, vertically suspending the tube truss main body to the position, connecting the two ends of the tube truss main body with the corresponding two end parts of the truss, and connecting the butt-joint two chord rods II through end head joints. According to the construction method, large-span large-space tube truss construction in an underground structure can be completed, the construction quality can be guaranteed, and the construction cost can be reduced.

The invention discloses a credit card transaction method based on a block chain, which comprises a seller node, a buyer node and an electronic credit card operator node, and develops a transaction method capable of accurately tracing the state of each credit card so as to obtain the credit condition of the node by combining a block chain technology and an existing credit card technology. Further,when the buyer node or the seller node is learned to be dishonest, the electronic credit card operator node broadcasts the dishonest node information in the blockchain system; after three times of default, the electronic credit card operator node clears the node out of the blockchain internal chain, cancels the nodes in the blockchain and records the real names of the nodes in a dishonest list; according to the method, the transparency of the integrity of each node of the blockchain internal chain is improved, and the health and cleanness of the blockchain system environment are maintained, sothat the transaction security in the system is ensured, a guarantee is provided for credit card cashing, and the benefits of electronic credit card operator nodes are maintained.

The invention provides a method and apparatus for photovoltaic dissipation in a micro-energy network. Firstly, the air source heat pump in the micro-energy network is clustered, and then a pre-constructed photovoltaic dissipation model is solved based on the clustering result to obtain a Pareto optimal solution set. Finally, the optimal dispatching strategy of air source heat pump is determined, and the photovoltaic energy dissipation is carried out, which improves the utilization rate of air source heat pump in the micro-energy network. The photovoltaic energy dissipation is large, and the number of air source heat pumps that can be dispatched is increased. At the same time, the heat demand and the heating cost of the us are ensured, By clustering the air source heat pumps with differentparameters, the scheduling of air-source heat pumps is transformed into the scheduling of air-source heat pump clusters, As a result, the difficulty of the dispatch algorithm is simplify, the light abandonment phenomenon in the micro-energy network during the peak period of the photovoltaic power generation is reduced, the energy waste is reduced, the peak-shaving capacity of the micro-energy network is increased, the safety and stability of the large power network can be ensured, the energy and heating cost are saved, the heating quality is improved, and the pollution gas generated by coal combustion is reduced.