Derivative containing 1,3,4-thiadiazole and benzisoselenazolone as well as preparation method and application thereof

The invention discloses a drug with anti-tumor effect, and discloses a preparation method of a derivative containing 1,3,4-thiadiazole and benzisoselenazolone. The preparation method is as follows: by taking acetonitrile as a solvent, carrying out condensation reaction on 2-chlorine selenium benzoyl chloride and 1,3,4-thiadiazole derivatives in the presence of an acid-binding agent to prepare the derivative containing 1,3,4-thiadiazole and benzisoselenazolone. The derivative disclosed by the invention has advantages that the structure is confirmed by infrared spectroscopy, nuclear magnetic resonance hydrogen spectroscopy, elemental analysis, and the like; and results obtained by testing inhibitory activities of body breast cancer cells, hepatoma carcinoma cells and lung carcinoma cells show that a series of derivatives have better inhibitory effect on body breast cancer cells MCF-7, hepatoma carcinoma cells SMMC-7721 and lung carcinoma cells A549, and therefore, the derivative has potential ...

Organic-inorganic slow-released fertilizer and method for preparing same

The invention discloses a flower organic-inorganic slow-release fertilizer as well as the preparation method thereof. The slow-release fertilizer contains the following materials by weight: primary fermentation products of 45 to 70 percent, chemical fertilizers of 2 to 35 percent, a conditioner of 5 to 30 percent, coating materials of 3 to 25 percent, an agglutinant of 1 to 10 percent, active materials of 0 to 15 percent and a sealant of 0 to 12 percent; the primary fermentation products, the chemical fertilizers and the conditioner are mixed for carrying out the secondary fermentation of composting, and then the products of the second fermentation are crushed for press molding; finally, compound fertilizer particles formed by the press molding are evenly sprayed with the coating materials and the agglutinant, thereby obtaining the flower organic-inorganic slow-release fertilizer; the flower organic-inorganic slow-release fertilizer of the invention has the advantages that the nutrition ...

Naming and parsing method for sub-network point pool in automatic switch optical network

The invention discloses a method for naming and analyzing a subnet point pool in an automatically switched optical network, which relates to a naming and analysis method for transmission network resources. The invention can dynamically adapt to variation of the routing domain in order to realize that analysis of an SNPP, thus meeting requirements for actual operation of the network. The method includes the following steps: (1) an alias name of the subnet point pool is deduced from a genuine name of the subnet point pool and a relation chain between the genuine name of the subnet point pool and the alias name of the subnet point pool is established; (2) mapping of the alias name of the subnet point pool to the genuine name of the subnet point pool is established; and (3) mapping relationship between the alias name of the subnet point pool and a physical transmission resource is established. Starting with evolution of a routing domain, the invention obtains relationship among the routing ...

Organic selenium compound based on 1,3,4-thiadiazole, preparation method and applications thereof

The invention discloses an antitumor drug, namely an organic selenium compound based on 1,3,4-thiadiazole, and a preparation method thereof. The antitumor drug is prepared by carrying out a condensation reaction between 2-chloro-selenium benzoyl chloride and 1,3,4-thiadiazole in the presence of an acid-binding agent in an acetonitrile solvent. The structure of the drug is obtained through infrared spectrum (IR), nuclear magnetic resonance (NMR) H-spectrum, and element analysis. Experiment results have proved that the drug can inhibit the activities of human breast cancer cells, liver cancer cells, and lung cancer cells. Furthermore, experiment results also show that a series of derivatives of the organic selenium compound have a very good inhibiting effect on human breast cancer cell MCF-7, human liver cancer cell SMMC-7721, and human lung cancer cell A549. The drug has a potential application prospect.

Clothing is received and is contributed case

The utility model discloses a clothing is received and is contributed case, clothing is received and is contributed case includes box, base and covers the board, the box is for setting up in the spherical structure of base top, the top of box is provided with and covers the board, the top of box, below are provided with and throw the clothing mouth, get the clothing mouth respectively, it can shelter from and to throw the clothing mouth to cover the board. The box constitutes through a plurality of arc box unit connections. The number of arc box unit is preferred to be 3. The box is provided with rotary mechanism in the top of shielding plate, and the rotary mechanism connects cover the board, can make through rotatory the rotary mechanism it shelters from or exposes and to throw the clothing mouth to cover the board. The utility model provides a clothing is received and is contributed case handling transport of being convenient for, the equipment of being convenient for, the outward appearance ...

Stand-alone facial recognition smart power grid mobile operation and security access main switching circuit

The invention provides a stand-alone facial recognition smart power grid mobile operation security access main switching circuit. The main switching circuit comprises a facial image acquiring device, a transmitting device, a digital signal processor (DSP) for facial recognition processing, singlechips and a network chip, wherein the DSP has dual cores; the facial image acquiring device and the transmitting device are integrated into a personal digital assistant (PDA); the singlechips are two MSP430F149 singlechips, and the network core is the LAN91C111 network core; and the dual-core DSP comprises a first core and a BF561DSP second core. The main switching circuit has functions of facial recognition, command management, insertion and pulling resistance, disassembly resistance and boundary alarm, and controls the on-off of a data link between a smart power grid mobile operation system access point name (APN) gateway and a security access platform, and the information safety protective grade ...

Serial-connection breath-type plate cabin solid carbon fuel cell stack and power generation method thereof

The invention provides a serial-connection breath-type plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in series; positive and negative pressure of positive electrode input gas and negative electrode input gas of the first group of the cell units and positive electrode output gas of the final group of the cell units can be provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; each group of the cell units comprises a positive electrode plate cabin and a negative electrode plate cabin; electrolyte circulates through a connection manner of each positive electrode plate cabin and each negative electrode plate cabin, and each positive electrode plate cabin and each negative electrode plate cabin are insulated; each positive electrode plate cabin and each negative electrode plate cabin are insulated ...

Method for energy-saving dispatching in PON based on network coding

The invention discloses a method for energy-saving dispatching in passive optical networks (PON) based on network coding (NC). According to the method, the energy-saving and the service quality of optical line terminals (OLTs) and optical network units (ONUs) in the PON based on the NC are taken into consideration at the same time, the ONU energy-saving technology, the network coding technology and bidirectional centralized type dispatching are combined, the utilization rate of network resources is improved, the method better adapts to practical network transmission demands, the energy-saving effect can be better achieved under the network low loading condition, and the network bandwidth utilization rate and the network service quality are improved under the medium and high loading conditions.

Double girder overhead crane is hung to fixed point

The utility model discloses a double girder overhead crane is hung to fixed point, it includes the base, and cable reel, base fix in the girder top, are fixed with cable reel on the base, and cable reel passes through the motor and drives, after wire rope's both ends head passes through a fixed pulley and the 2nd fixed pulley at girder both ends respectively in the cable reel, respectively aroundfirst movable pulley and second movable pulley, more respectively behind first direction fixed pulley and second direction fixed pulley, wind respectively again behind third movable pulley and the fourth movable pulley with the below fixed connection of girder, two hoists are installed respectively between first movable pulley and third movable pulley and second movable pulley and fourth movable pulley. The beneficial effects of the utility model are that: realize double girder overhead crane is hung to fixed point's batch handling, practiced thrift a large amount of manpowers, improved work efficiency ...

System and method for implementation of optical network band width distribution according to need

The invention discloses a method and a system for realizing the optional network bandwidth distribution according to the needs, and solves the problems that the prior network bandwidth cannot be allocated according to the needs. The method comprises the following steps: adjustable businesses of the bandwidth are established on the optional network; the adjustable businesses of the bandwidth are carried out with real time monitoring to obtain the needs of the user for the bandwidth; according to the needs of the user to the bandwidth, the bandwidth is adjusted. The invention has the advantages that the complete real time and dynamic monitoring of the bandwidth collocation according to the needs is realized; the user terminal launching of the bandwidth allocation according to the needs can be realized, and the driving of the business demands is realized; the real resource allocation according to the needs is realized, and the utilizing efficiency of the bandwidth resource is improved; the ...

Two side double tracks way gantry crane cart running device

The utility model discloses a two side double tracks way gantry crane cart running device, it includes the wheel, the wheel is installed in the frame to the both ends of the frame of line are equippedwith articulated seat respectively, are equipped with the articulated shaft in articulated seat, and it is articulated to pass through the articulated shaft between two frames, is equipped with the connecting plate on the upper portion of frame, is equipped with the articulated shaft in the connecting plate, and the landing leg is articulated with the articulated shaft, be equipped with the pullrod between two frame groups, it is articulated with two frame groups respectively that the pull rod passes through the articulated shaft. The utility model discloses crane cart track model can be reduced, simultaneously, the construction cost on crane cart capital construction basis for the track is reduced.

Low appearance electric block

The utility model discloses a low appearance electric block, it includes the frame, and electric block, electric block fix in the frame below, and its mounted position is 90 degrees contained angles with the track, and the sports car is fixed in the frame top, has arranged the lifting hook in one side of electric block, and the lifting hook is connected with electric block's reel after walking around the fixed pulley through wire rope, and the fixed pulley is fixed on the frame. The beneficial effects of the utility model are that: the distance at lifting hook center to track bottom surface both ends about with reduces on than current equipment distance, has increased effective work distance at lifting hook center to track bottom surface both ends about with, the utility model discloses anorbital arrangement form of perpendicular to makes short formula electric block device compact structure, operates steadily increase of service life.

Method for determining content of acetic acid in triacetin

The invention belongs to the technical field of tobacco, and particularly discloses a method for determining the content of acetic acid in triacetin for the tobacco. The method comprises the following steps: using methyl tert-butyl ether for diluting and extracting the acetic acid in the triacetin, adding an internal standard solution with definite concentration, performing gas chromatography-mass spectrometry analysis, and determining the amount in an internal standard method. The method disclosed by the invention overcomes the defects of sample processing and the determination method in the prior art, and optimizes the pretreatment method of samples and the detection conditions of an instrument; compared with the prior art, the method has the following excellent effects: the operation of the method is simple, convenient and accurate, the sensitivity and the precision are high, and the repeatability is good.

Cross rail device excessively of rail hoist

The utility model discloses a cross rail device excessively of rail hoist, its technical scheme main points are: including electronic hydraulic rod support, be equipped with electronic hydraulic rod support on the host computer girder, be equipped with electronic hydraulic rod on the electronic hydraulic rod support, electronic hydraulic rod's push rod tip is articulated with the apex angle crossaxle of set -square, and one side base angle of set -square is rotated with first pivot and is connected, and the base angle is connected with first pin through the round pin axle, and the tip of first pin is equipped with the anticollision piece, is equipped with the draw -in groove at the opposite side base angle of set -square, being equipped with the locating pin on the auxiliary engine girder, being equipped with the second pivot in the outside of locating pin, the second pivot is rotateed upward and is furnished with the second pin, and the tip of second pin is equipped with the anticollision ...

1,3,4-thiadiazole-based disulfide compound and preparation method and application thereof

The invention discloses a medicament with an anti-tumor effect, and discloses preparation of a 1,3,4-thiadiazole-based disulfide compound. A series of 1,3,4-thiadiazole-based disulfide compounds are prepared from ethanol as a solvent by reaction with 2-amino-5-sulfydryl-1,3,4-thiadiazole and a sulfydryl isothiourea hydrochloride compound in the presence of an acid-binding agent. The 1,3,4-thiadiazole-based disulfide compound has the advantages that the structure is confirmed by infrared spectroscopy, nuclear magnetic resonance hydrogen spectrum, element analysis and the like, and the result shows that the series of derivatives have good inhibiting effects on human breast cancer cells MCF-7, human liver cancer cells SMMC-7721 and human lung cancer cells A549 by testing the inhibitory activities of the human breast cancer cells, the liver cancer cells and the lung cancer cells, and have potential application prospects.

Medicine box

The utility model discloses a put the medicine box of medicine, belong to medical supplies technical field, medicine box's outer medicine box in being equipped with still includes a plurality of monomer medicine box that locate among the interior medicine box, monomer medicine box include cavity and bottom lock, open -top the box body and with the sealed lid of box body top complex, sealed cover be equipped with the downward bulge and with box body top complex boss, be equipped with the inner chamber that is used for holding drier package on the boss, the boss bottom evenly is equipped with the round hole with the inner chamber intercommunication, the sealed through -hole that is equipped with with the inner chamber intercommunication of covering, monomer medicine box still includes the top cap that is used for closed inner chamber top with the through -hole cooperation. The utility model provides a medicine box improves monomer medicine box's sealed lid, and the moisture that the drier ...

一种多层网络故障恢复方法

This invention provides a method for multilayer network restriction to acquire multilayer network fault information realtimely and to restore interlayer fault and among-layer fault restoration according to the said fault information to determine the fault restoration initiating layer so as to realize multilayer network fault restoration to realize integral control to multilayer transfer and coordination among multilayer fault restoration strategies to eleminate discord operation among strategies due to the lack of information interaction systems.

Serial-connection breath-type single-plate cabin solid carbon fuel cell stack and power generation method thereof

The invention provides a serial-connection breath-type single-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in series; each group of the cell units comprises an electrolyte cabin and a single plate cabin; each single plate cabin is arranged in the corresponding electrolyte cabin; electrolyte is injected into the electrolyte cabin; each single plate cabin is a positive electrode plate cabin and each electrolyte cabin is a negative electrode plate cabin; or each single plate cabin is a negative electrode plate cabin and each electrolyte cabin is a positive electrode plate cabin; positive and negative pressure of positive electrode input gas and negative electrode input gas of the first group of the cell units and positive electrode output gas of the final group of the cell units can be provided by a breath device, and the exchanging ...

Cigarette end cut tobacco falling test device by vibration method

The invention relates to a device for testing the loss of tobacco from cigarette ends by the vibration method, which is characterized in that the device comprises a vibrating table (3) which is horizontally arranged and a power-driven device (4) which is used for driving the vibrating table to reciprocate along the horizontal direction, wherein a vallecular cavity which is provided with a concavestructure and used for receiving a cigarette sample (2) is arranged on the top plane of the vibrating table; and the shape of a lengthwise section on the bottom surface of the vallecular cavity is a wavy structure which accords with a cosine function. The device can make the cigarette generate vibration in the upper direction, the lower direction, the left direction, the right direction and otherdirections, can comprehensively simulate the motion states of the cigarette during the processes of manufacturing, packaging, transportation and consumption, scientifically integrates a plurality of processes ...

Recoverable path selectino set-up method of automatic exchanging optical network

This invention discloses a method for setting up automatic exchange optical network resumable route selection containing the following steps: A, originating node crossed connection equipments accept a request of setting up resumable route connection; B, selecting a route with the maximum product of applied probability weighting as the service route; C, service route preserving information delivery; D, selecting a route with the smallest sum of link value weighting as the resumed route to balancing the flow and reducing blocking rate of requests; E, renewing service routes and related resumed routes information; and carrying out the resumed route set-up, if line link faults happen to the service routes according to the forward parallel line link set-up protocol to reduce the resumed route time delay.

Pedicle guider for open surgery

The invention relates to an orthopaedic positioning device, in particular to a pedicle guider for open surgery, and belongs to the technical field of medical apparatus and instruments. According to the technical scheme provided by the invention, the pedicle guider for the open surgery consists of a measuring and positioning plate, an angle positioning sphere and a positioning rod; an angle measuring plate and a temporary fixation mechanism are arranged at the joint of the positioning rod and the measuring and positioning plate. When the pedicle guider for the open surgery, disclosed by the invention is applied to the open surgery of the orthopaedic vertebral column, the angle of the positioning rod can be optionally adjusted; positioning is performed on the angle of a puncture needle or a screw during the surgery, so that the positioning efficiency and the positioning accuracy can be increased; the pedicle guider for the open surgery is safe and reliable.

Serial-connection breath-type double-plate cabin solid carbon fuel cell stack and power generation method thereof

The invention provides a serial-connection breath-type double-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in series; each group of the cell units comprises an electrolyte cabin, a positive electrode plate cabin and a negative electrode plate cabin, wherein each positive electrode plate cabin and each negative electrode plate cabin are arranged in the electrolyte cabin; positive and negative pressure of positive electrode input gas and negative electrode input gas of the first group of the cell units and positive electrode output gas of the final group of the cell units can be provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; the breath device is sufficiently utilized; a manner of setting each positive electrode plate cabin and each negative electrode plate cabin is adopted; each positive ...

Parallel breath-type single-plate cabin solid carbon fuel cell stack and power generation method thereof

The invention provides a parallel breath-type single-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in parallel; each group of the cell units comprises an electrolyte cabin and a single plate cabin; each single plate cabin is arranged in the corresponding electrolyte cabin; electrolyte is injected into each electrolyte cabin; each single plate cabin is a positive electrode plate cabin and each electrolyte cabin is a negative electrode plate cabin; or each single plate cabin is a negative electrode plate cabin and each electrolyte cabin is a positive electrode plate cabin; positive and negative pressure of positive electrode input gas, negative electrode input gas and positive electrode output gas is provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; the breath device is sufficiently utilized ...

Energy-saving scheduling method of SIEPON (Service Interoperability Ethernet Passive Optical Network) for maximizing network coding benefit

The invention discloses an energy-saving scheduling mechanism of a service interoperability Ethernet passive optical network (SIEPON) based on a network coding technology (NC). According to the energy-saving scheduling mechanism, in accordance with the newest draft standard SIEPON of an EPON (Ethernet Passive Optical Network), energy conservation at an end of an OLT (Optical Line Terminal) and energy conservation at an end of an ONU (Optical Network Unit) are synchronously implemented, furthermore, the condition of bidirectional service flow is fully considered in the energy-saving scheduling mechanism, and a scheduling mode capable of opening and closing emitters and receivers of the OLT and the ONU in a self-adaptive and periodic manner is provided.

Service interoperability Ethernet passive optical network system based on NC and QoS perception

The invention discloses a service interoperability Ethernet passive optical network system based on the NC and QoS perception. According to the system, the localizing trend and diversity characteristics of a service are considered simultaneously, starting with the aspects of the improvements of the energy-saving efficiency of networks and the network performance, a novel data path structure of an ESP in the SIEPON is adopted, the broadcasting characteristic of a power divider is used, and therefore the capacity of information transfer energy efficiency is effectively improved; a classification function module [C], an queuing function module [Q], a scheduling function module [S] and the like are configured in the ESP in the SIEPON, so that the capacity in the aspects such as the data transfer performance and the multi-level service quality support of the networks are effectively improved.

A method for distributing route and spectrum in flexible spectrum optical network

The present invention discloses a method for distributing route and spectrum in flexible spectrum optical network, comprising the following steps: mapping a service request reaching the network into a high level service or a low level service according to a requirement on bit error rate by the service; respectively using different link weights for different levels of service requests to calculate k routes; distributing spectrum resources for K paths using a first hitting distributing method to obtain k light paths; calculating bit error rates of the k light paths and energies consumed by the network after establishing the light path in each light path; and selecting light path resources according to the requirements on the bit error rates and the network energies by the service to establish a connection. The method of the present invention preferentially selects the light path meeting the service quality requirements for the high level service, and selects the light path consuming the least ...

Connection control system suitable for ASON multikind business requirements and its method

Air quality prediction method, model training method, equipment and storage medium

The invention provides an air quality prediction method, a model training method, equipment and a storage medium, and the method comprises the steps: obtaining the historical data of a to-be-monitored station, the historical data comprises the meteorological data of a target historical period and the air quality data of the target historical period, and the air quality data is the concentration value of at least one pollutant; the historical data are input into a trained air quality prediction model, air quality data of a to-be-monitored station in a future time period are predicted, the air quality prediction model comprises an encoder and a decoder, the encoder comprises a multi-layer stacked CLSTM network and is used for extracting time sequence features of the input historical data, and the decoder is used for decoding the time sequence features of the input historical data; generating a context feature vector containing a time sequence based on the time sequence feature; the decoder ...

System and method for implementation of optical network band width distribution according to need

The invention discloses a method and a system for realizing the optional network bandwidth distribution according to the needs, and solves the problems that the prior network bandwidth cannot be allocated according to the needs. The method comprises the following steps: adjustable businesses of the bandwidth are established on the optional network; the adjustable businesses of the bandwidth are carried out with real time monitoring to obtain the needs of the user for the bandwidth; according to the needs of the user to the bandwidth, the bandwidth is adjusted. The invention has the advantagesthat the complete real time and dynamic monitoring of the bandwidth collocation according to the needs is realized; the user terminal launching of the bandwidth allocation according to the needs can be realized, and the driving of the business demands is realized; the real resource allocation according to the needs is realized, and the utilizing efficiency of the bandwidth resource is improved; the ...

Clothing is received and is contributed case with turning arm promotes style door body

The utility model discloses a clothing is received and is contributed case with turning arm promotes style door body, the power distribution box comprises a box body, the top of box, below are provided with and throw the clothing mouth, get the clothing mouth respectively, the outside of getting the clothing mouth is provided with can seal or open the shutter that hides who gets the clothing mouth, it promotes the style door body for the hand -screw turning arm to hide shutter. The outside that hides shutter is provided with the handle, the edge of getting the clothing mouth corresponds the position that hides shutter and is provided with the door frame, hide shutter with adopt the oversliding to prop the mechanism between the upper ledge of door frame, the lower frame respectively, the swing joint of mechanism is propped in the gliding. The box constitutes through a plurality of arc box unit connections, connects through the connecting piece between the adjacent two arc box unit. The utility ...

Method for preparing southern dry land acidic soil conditioner

The invention discloses a method for preparing soil amendment for southern dry and acid soil. It comprises following steps: mixing calcinated shell product of 40- 64% (proportion by weight), calcium magnesium silicate of 15- 30% and ammoniomagnesium phosphate of 10- 28%, getting mixed material; disintegrating mixed material, sifting, and getting soil amendment. The product can improve cluster structure for soil, reduce water loss and fertilizer loss problem in southern dry and acid soil, prevent soil consolidation; it can moderate the pH value for southern dry and scid soil, neutralizing freeacid, inactivating the activity of active aluminium, improve microenvironment for root soil and increase microbe diversity in southern sry and acid soil, increase the enzyme functions, improve nutrition supply of magnesium and calcium and other microelement, and provides good basis for high crop productivity.

Facial discernment smart power grids of stand alone type removes operation safety and inserts total switch circuit

The utility model provides a facial discernment smart power grids of stand alone type removes operation safety and inserts total switch circuit, DSP treater including facial image acquisition device, transmission device and responsible face identification handle still includes singlechip and network chip, the DSP treater is double -core DSP, facial image acquisition device and transmission device are a whole PDA, the singlechip is two MSP430F149 singlechips, and network chip is LAN91C111 network chip, and double -core DSP includes first nuclear BF561DSP1 and second nuclear BF561DSP2, network chip is connected on the DSP treater with one of them singlechip, and facial image acquisition device and transmission device all are connected on network chip with another singlechip. The utility model discloses facial discernment, password management have, prevent the plug, prevent broken tearing open with border alarming function, data link break -make between control smart power grids removal operating ...

Hollow fiber ultrafiltration membrane module casting device, and casting method thereof

The invention discloses a hollow fiber ultrafiltration membrane module casting device, and a casting method thereof. According to the hollow fiber ultrafiltration membrane module casting device, a membrane module composed of membrane silk bundles, a center tube, and a holder is arranged in a membrane shell; the two ends of the membrane shell are connected with a fluid outlet end module and a fluid inlet end module respectively; the fluid outlet end module and the fluid inlet end module are both provided with a first gel inlet pipe interface; the inner end surface of the fluid outlet end module is provided with a cylindrical groove; the inner end surface of the fluid inlet end module is provided with a conical groove, wherein the sidewall of the conical groove is a circular conical surface, and the bottom surface of the conical groove is a small diameter end; the center tube is connected with a second gel inlet pipe; the fluid outlet end module and the fluid inlet end fluid are connected ...

Anti-layering optimization device suitable for lead-acid storage battery and lead-acid storage battery

The invention relates to the field of battery production, in particular to an anti-layering design of a lead-acid storage battery. According to the technical scheme, the anti-layering optimization device suitable for the lead-acid storage battery comprises a shell and an air guide device used for introducing air into an inner cavity of the shell, a plurality of positive plates and negative plates are installed in the inner cavity of the shell, and the anti-layering optimization device suitable for the lead-acid storage battery further comprises an air guide device connected with the air guide device and used for guiding air into the inner cavity of the shell. The cold air supply device is arranged in the shell and used for supplying cold air to the air guide device, the air guide device comprises an exhaust bottom pipe located at the bottom of the inner cavity of the shell, and exhaust micropores are formed in the exhaust bottom pipe. The invention aims to provide the anti-layering optimization ...

Sand and stone separating device and method

The invention provides a sand and stone separating device and method. The sand and stone separating device comprises a lifting screw mechanism, a screening device and an assembly water tank. The screening device is arranged above the lifting screw mechanism, and the assembly water tank is provided with a stone removal roller, a water outlet and an upper rack supporting rod. The water outlet is formed in the side wall of the assembly water tank, and the front end of the screening device is connected with a speed reducer and a motor. The sand and stone separating method includes the steps that position information of a concrete vehicle is acquired through an infrared detector, and then a sand and stone separating working state is automatically executed; water is added to a washing water adding pipe so that the concrete vehicle can be washed; concrete in the concrete vehicle is dumped into a guide chute and flows into the sand and stone separating device under the effect of water flow; waste ...

Partition-based spectrum allocation method

The invention discloses a partition-based spectrum allocation method for use in a flexible spectrum optical network. The method comprises the following steps: dividing spectrum resources into a plurality of regions according to the number of types of request rates, and numbering the spectrum resources in each region; mapping arriving service requests into corresponding spectrum partitions according to respective rates; computing the number of occupied frequency slots according to bandwidths required by the service requests of different rates, and selecting idle spectrum resources meeting the service request bandwidth requirements from the partitions; and establishing or blocking connection by judging whether the bit error rates of transmitted signals in the spectrum resources meet the requirements of services or not. Through adoption of the method provided by the invention, the probability of staggered arrangement of channels of different modulation formats is lowered; protection bandwidths ...

Method and system of on-line consultation of dynamic service level protocol

Self-adapting modulation format RSA (Routing and Spectrum Allocation) method in flexible optical network

The invention discloses a self-adapting modulation format RSA (Routing and Spectrum Allocation) method. The method comprises the steps of calculating the longest transmitting distances of a plurality of modulation format signals under the same transmission rate; when a connecting request reaches a network, using a routing algorithm with a shortest path and an FF (First Fit) spectrum allocation algorithm to calculate k optical paths for the connecting request; sequentially taking out the distances d between every two adjacent nodes on the shortest path, and comparing the distances with the calculated longest transmitting distances; selecting a modulation format according to comparative results; and according to the selected modulation format, distributing frequency spectrum resources when the double restraint condition of continuity and adjacency of frequency spectrum is met, and building a connection. According to the technical scheme provided by the invention, the self-adapting modulation ...

Lithium battery operation health monitoring and analyzing system

The invention belongs to the technical field of lithium battery operation health monitoring and analysis, and particularly discloses a lithium battery operation health monitoring and analysis system, which comprises a battery related data acquisition module, a battery performance state analysis module, a battery environment state analysis module, a battery health state analysis module and a battery health display terminal. According to the method, the battery performance state and the battery placement environment state are analyzed according to the historical charging and discharging data and the placement environment data of the target battery, so that the health index of the target battery is counted, and the problem of limitation existing in a current detection and analysis mode only from the electrical level of the battery is effectively solved; according to the method, multi-dimensional analysis of the target battery performance and the environment is realized, so that the defect ...

Method for preparing southern dry land acidic soil conditioner

The invention discloses a method for preparing soil amendment for southern dry and acid soil. It comprises following steps: mixing calcinated shell product of 40- 64% (proportion by weight), calcium magnesium silicate of 15- 30% and ammoniomagnesium phosphate of 10- 28%, getting mixed material; disintegrating mixed material, sifting, and getting soil amendment. The product can improve cluster structure for soil, reduce water loss and fertilizer loss problem in southern dry and acid soil, prevent soil consolidation; it can moderate the pH value for southern dry and scid soil, neutralizing free acid, inactivating the activity of active aluminium, improve microenvironment for root soil and increase microbe diversity in southern sry and acid soil, increase the enzyme functions, improve nutrition supply of magnesium and calcium and other microelement, and provides good basis for high crop productivity.

ONU internal scheduling method for guaranteeing QoS in PON based on NC

The invention discloses an ONU internal scheduling mechanism for guaranteeing QoS in a PON based on NC. Starting from QoS requirements of various services, according to the influence of introduction of the NC on the PON on QoS in the network, a QoS guaranteeing mechanism including OLT scheduling and ONU scheduling is designed, the support can be provided for guaranteeing QoS of encoding packs in the PON based on NC, the adverse influences of the NC on internal service transmission are avoided, and QoS of services with various levels is effectively guaranteed. In addition, the high-priority service monopoly bandwidth situation in an SPS is avoided, QoS of services with the low level is improved, and then the influence of QoS of the services with the low level on NC transmission is reduced.

Interlaminar signaling harmonizing system and method for realizing dynamic bandwidth adjustment

Cigarette end cut tobacco falling test device by vibration method

The invention relates to a device for testing the loss of tobacco from cigarette ends by the vibration method, which is characterized in that the device comprises a vibrating table (3) which is horizontally arranged and a power-driven device (4) which is used for driving the vibrating table to reciprocate along the horizontal direction, wherein a vallecular cavity which is provided with a concave structure and used for receiving a cigarette sample (2) is arranged on the top plane of the vibrating table; and the shape of a lengthwise section on the bottom surface of the vallecular cavity is a wavy structure which accords with a cosine function. The device can make the cigarette generate vibration in the upper direction, the lower direction, the left direction, the right direction and other directions, can comprehensively simulate the motion states of the cigarette during the processes of manufacturing, packaging, transportation and consumption, scientifically integrates a plurality of processes ...

Organic-inorganic slow-released fertilizer and method for preparing same

The invention discloses a flower organic-inorganic slow-release fertilizer as well as the preparation method thereof. The slow-release fertilizer contains materials by weight percentage as follows: a primary fermentation product 45 to 70 percent, a fertilizer 2 to 35 percent, a conditioner 5 to 30 percent, coating materials 3 to 25 percent, an agglutinant 1 to 10 percent, active materials 0 to 15percent and a sealant 0 to 12 percent; the primary fermentation product, the fertilizer and the conditioner are mixed for carrying out the secondary fermentation of composting, and then the products of the second fermentation are crushed for press molding; finally, compound fertilizer particles formed by the press molding are evenly sprayed with the coating materials and the agglutinant, thereby obtaining the flower organic-inorganic slow-release fertilizer; the flower organic-inorganic slow-release fertilizer of the invention has the advantages that the nutrition is rich, the composting process ...

Method for scheduling QoS sensing in SIEPON based on network coding technology

The invention discloses a method for scheduling the quality of service (QoS) sensing in a service interoperability Ethernet passive optical network (SIEPON) based on the network coding (NC) technology. According to the method, marking is conducted on network coding packets and non-network coding packets correspondingly, classification of service (CoS) marking is conducted on services with different priorities correspondingly, different services are mapped into an ESP according to the characteristics of the services, queue services are conducted in the uplink direction, configuration of corresponding modules of the ESP is conducted in the downlink direction, and then reasonable scheduling and dynamic distribution of resources are achieved in the novel SIEPON.

Naming and parsing method for sub-network point pool in automatic switch optical network

The invention discloses a method for naming and analyzing a subnet point pool in an automatically switched optical network, which relates to a naming and analysis method for transmission network resources. The invention can dynamically adapt to variation of the routing domain in order to realize that analysis of an SNPP, thus meeting requirements for actual operation of the network. The method includes the following steps: (1) an alias name of the subnet point pool is deduced from a genuine name of the subnet point pool and a relation chain between the genuine name of the subnet point pool and the alias name of the subnet point pool is established; (2) mapping of the alias name of the subnet point pool to the genuine name of the subnet point pool is established; and (3) mapping relationship between the alias name of the subnet point pool and a physical transmission resource is established. Starting with evolution of a routing domain, the invention obtains relationship among the routing ...

Cross rail device excessively that uses on rail hoist

The utility model discloses a cross rail device excessively that uses on rail hoist, be equipped with the motor support on the girder, install the motor on the motor support, the output shaft of motorpasses through the output shaft and lead screw fixed connection of switching -over speed reducer, screw nut on lead screw and the slider matches, the top of slider is equipped with the locating lever, the slider cunning is joined in marriage on the slide, one side of slider articulates has the connecting rod, the connecting rod articulates through the articulated shaft has the push rod, the pushrod is articulated with girder dog upper portion, the girder dog passes through the axis of rotation and is connected with the girder rotation, be equipped with the auxiliary girder dog on the auxiliary girder, the auxiliary girder dog passes through the axis of rotation and is connected with the auxiliary girder rotation, one side that the auxiliary girder dog is close to the girder dog is equipped ...

Parallel breath-type double-plate cabin solid carbon fuel cell stack and power generation method thereof

The invention provides a parallel breath-type double-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in parallel; each group of the cell units comprises an electrolyte cabin, a positive electrode plate cabin and a negative electrode plate cabin; each positive electrode plate cabin and each negative electrode plate cabin are arranged in the corresponding electrolyte cabin; positive and negative pressure of positive electrode input gas, negative electrode input gas and positive electrode output gas is provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; a manner of arranging each positive electrode plate cabin and each negative electrode plate cabin is adopted; each positive electrode plate cabin and each negative electrode plate cabin adopt a spiral pipeline design and a fuel channel is lengthened ...

Femoral neck guider

The invention relates to a locating device for an orthopedic department, in particular to a femoral neck guider which belongs to the technical field of medical instruments. According to the technical scheme provided by the invention, the femoral neck guider comprises an orientation locating plate and an angle locating bar, wherein the angle locating bar is connected with the orientation locating plate through a movable joint, and an angle measuring plate and a temporary fixing mechanism are arranged on the movable joint which is used for connecting the angle locating bar and the orientation locating plate. The femoral neck guider disclosed by the invention is applied to femoral neck fracture minimally invasive surgery of the orthopedic department, the orientation locating plate and the angle locating plate are connected through the movable joint, the angle can be optionally regulated, a surgery doctor can be helped to quickly locate the femoral neck, the use is convenient, the locating ...

Novel anti-drop-beam device

The invention discloses a novel anti-drop-beam device, and belongs to the technical field of an anti-drop-beam of a bridge. The device comprises an inhaul cable anti-drop-beam structure and a limit anti-drop-beam structure; in the inhaul cable anti-drop-beam structure, two fixed anchored plates are respectively fixed on two beam bodies, the two fixed anchored plates are connected through an inhaul cable, one end of the inhaul cable is connected on one fixed anchored plate through a rubber cushion, and the other end of the inhaul cable passes through another fixed anchored plate and then is connected with a friction energy consumption device and the lower ends of the two fixed anchored plates are fixedly connected with the limit anti-drop-beam structure; in the limit anti-drop-beam structure, the upper ends of two vertical anchor rods are respectively fixed at the lower ends of the two fixed anchored plates, and the lower ends of the two vertical anchor rods are respectively and fixedly ...

Adaptive optical transmission network connecting performance optimization method and equipment

Automatic processing equipment and process for high-frequency transformer

The invention relates to the technical field of voltage devices, in particular to automatic machining equipment and process for a high-frequency voltage device. Comprising an automatic soldering machine; according to the automatic tin soldering machine, through cooperation between the tin soldering opening and the sealing rod, after the tin furnace is sealed by the cover plate, tin soldering treatment can be carried out on a welding foot of the coil through the tin soldering opening, after tin soldering of the welding foot of the coil is completed, the sealing rod can seal the tin soldering opening, on one hand, external air is prevented from entering the tin furnace through the tin soldering opening, and on the other hand, the sealing effect is good; on the other hand, the sealing rod can push the tin oxide liquid remaining in the tin soldering opening to be away from the tin furnace, the tin oxide film is prevented from making contact with the tin liquid in the tin furnace, oxide in the ...

Testing device and testing method for leakage of paper air permeability detector

Disclosed are a testing device and testing method for leakage of a paper air permeability detector. The testing device comprises a liquid soap box, a rubber ball arranged on the liquid soap box and a soap film flowmeter formed by a glass tube with scale marks, and an air inlet tube is connected with the lower portion of the glass tube. The testing device is characterized in that a pressing branch tube is additionally arranged on the upper portion of the glass tube, and an air inflating needle barrel is connected with the other end of the pressing branch tube. The leakage condition of the paper air permeability detector can be tested through the device, and the leakage amount of the detector can be calculated. Compared with other air flow measurement equipment, the soap film flowmeter adopted in the device is low in cost and high in measurement precision. The testing method is easy to operate, visual and accurate in detection result, good in universality and capable of being suitable for ...

Hoist wheel device

The utility model provides a hoist wheel device is disclosed, its technical scheme main points are: it includes the wheel box, is equipped with the end cover in the outside of wheel box, the end coverbe equipped with the jump ring all around, circle in the outside of wheel box and be equipped with the position circle, be equipped with the oil feed way on the wheel box, be equipped with the sealing washer on the inboard box of wheel box, be equipped with the recess on the axletree, the retaining ring assembles in the recess. The beneficial effects of the utility model are that the life that can lengthen the hoist wheel has effectively just promoted the availability factor of hoist wheel.

Conduit positioning jig based on battery maintenance

The invention discloses a guide pipe positioning jig based on battery maintenance, which comprises a rack, and the rack is movably provided with a bent pipe fixing assembly which comprises a bending part fixing component and a welding part fixing component which are movably mounted on the rack; the straight pipe fixing assembly comprises a three-jaw chuck movably mounted on the rack; the pull rod moves so that the welding part fixing component can move relative to the welding part of the bent pipe, and the bent part fixing component and the three-jaw chuck can be driven to rotate synchronously. According to the guide pipe positioning jig based on battery maintenance, when welding work is carried out, the welding part of the bent pipe is inserted into the welding part fixing component, the welding part of the bent pipe is fixed through the welding part fixing component, the bent part of the bent pipe is fixed through the bent part fixing component, and then a straight pipe is fixed through ...

Parallel breath-type plate cabin connection type solid carbon fuel cell stack and power generation method thereof

The invention provides a parallel breath-type plate cabin connection type solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in parallel; positive and negative pressure of positive electrode input gas, negative electrode input gas and positive electrode output gas is provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; the breath device is sufficiently utilized; each group of the cell units comprises a positive electrode plate cabin and a negative electrode plate cabin; electrolyte circulates through a connection manner of each positive electrode plate cabin and each negative electrode plate cabin, and each positive electrode plate cabin and each negative electrode plate cabin are insulated; each positive electrode plate cabin and each negative electrode plate cabin are insulated and are connected by an electrolyte ...

Cross connecting rod formula of using on rail hoist and cross rail device

The utility model discloses a cross connecting rod formula of using on rail hoist and cross rail device, be equipped with pushing rod support on the girder, electric putter installs on pushing rod support, the push rod is equipped with the push rod slider with being connected, push rod slider cunning is joined in marriage in the slide, it has the connecting rod all to articulate in the both sidesof push rod slider, the both sides connecting rod articulates respectively through the articulated shaft has first long push rod, the long push rod of second, first long push rod is articulated with the upper portion of girder dog, the girder dog passes through the axis of rotation and is connected with the girder rotation, with the corresponding auxiliary girder dog that is equipped with on the auxiliary girder of girder dog, the auxiliary girder dog passes through the axis of rotation and is connected with the auxiliary girder rotation, the long push rod of second and girder cunning are joined ...

Direct solid carbon fuel cell stack

The invention discloses a direct solid carbon fuel cell stack. An anode plate chamber and a cathode plate chamber of the cell stack are arranged in a vessel, an insulation separation plate is arranged between the anode plate chamber and the cathode plate chamber, an anode current collection plate and a cathode current collection plate stretch into the anode plate chamber and the cathode plate chamber after penetrating through the top of the vessel, respectively, an anode air inlet pipe and a cathode air inlet pipe stretch into the bottom of the anode plate chamber and the bottom of the cathode plate chamber after penetrating through the top of the vessel, respectively, an electrode filler is respectively arranged on the bottom of the anode plate chamber and the bottom of the cathode plate chamber, the anode current collection plate and the cathode current collection plate are provided with an anode exhaust hole and a cathode exhaust hole, respectively, molten alkaline electrolyte fills ...

Vertebral pedicle guider for minimally invasive surgery

The invention relates to a positioning device for an orthopedics department, especially relates to a vertebral pedicle guider for a minimally invasive surgery, and belongs to the technical field of medical equipment. According to the technical solution of the invention, the vertebral pedicle guider comprises a measurement positioning board and an angle positioning rod connected by a movable joint, and the connecting joint of the angle positioning rod and the measurement positioning board is provided with an angle measuring board and a temporary fixing mechanism. The vertebral pedicle guider is applied to the minimally invasive surgery of a spinal vertebral body in the orthopedics department and can be freely adjusted in angle to position the puncture direction in surgery, so that the positioning efficiency and accuracy can be improved and the guider has the advantages of security and reliability.