121results about How to "Avoid cut-off" patented technology

The invention relates to a low overflow dam cave depot type hydropower station. An low overflow dam is built at the upstream position of a river with an arc-shaped way; a water diversion tunnel cave depot of which the water diversion amount reaches or exceeds the annual average runoff of the river is built between the upstream position and the downstream position of the arc-shaped way of the river; the water inlet of the cave depot is positioned at the upstream position of the low overflow dam; a submerged front pool of which the top is lower than the body of the low overflow is built, or a channel of which the diameter is greater than that of the opening of the cave depot is built at the front end of the water inlet of the cave depot for water diversion from the cave depot, and a gate is built on the channel; a blocking wall body and a longitudinal water diversion pipeline are arranged at the water outlet tail end of the cave depot; the longitudinal water diversion pipeline is arranged in the blocking wall and used for connecting the cave depot with a water-turbine generator set outside the cave depot; the low overflow dam refers to that the dam body can be partially percolated by river water, part of the river water can overflow the top of the low overflow damp to flow downstreams in the high water period, and part of the river water seeps from the dam body and flows towards a dam body at the downstream position. The low overflow dam cave depot type hydropower station does not need to cut off the river, can be built on a river with a small or even very small head drop, further increases the utilization ratio of hydropower resources, and is low in construction difficulty.

The invention belongs to the field of water and soil loss management and ecological environment restoration, and particularly relates to a technical method for projects, soil fertilizers, plants and agriculture and the like, which is a new water and soil loss management mode with very strong capability of water and soil conservation and ecological restoration and capability of organically combining a complete rainfall infiltration project with a simple and efficient soil fertility cultivation measure through distributing horizontal jumping ditches in a high-density way, centered on improvement of soil fertility for water and soil loss characteristics.

The invention discloses a processing method and device of a transmission control protocol during network congestion. The method comprises the following steps: opening up a processing module on an application layer of base station equipment for temporarily storing downlink data, in particular a transmission control protocol (TCP) data packet, when a network is congested, copying and caching the TCPdata message on the processing module, constructing an acknowledgement (ACK) message to be confirmed by a server, and distributing the cached data message through a unified interface; and when an ACKmessage of the TCP data message is received, deleting the current TCP data and the previous data message, and releasing the ACK message. The invention relates to the technical field of network communication protocols. According to the processing method and device of a transmission control protocol during network congestion, the independent processing module is opened up in a base station equipment application layer and used for caching TCP data, ACKs are replied to a server in advance and data messages are actively retransmitted to a user when needed, so that time is saved, the data transmission rate is increased, network congestion is relieved, and disconnection is prevented.

The invention belongs to the technical field of underground pipeline construction and particularly relates to a trenchless pipeline renewal construction system and method. The trenchless pipeline renewal construction system and method are suitable for in-situ replacement of a pipe section in a trenchless construction process of an underground pipeline and achieve comprehensive renewal and upgrading of an old pipeline. According to the construction system, a starting well and a receiving well are arranged at the two ends of an underground existing pipeline section to be renewed correspondingly;a driving device is arranged between the starting well and the receiving well, the driving device conducts driving and cutting on a soil body around the existing pipeline, a sealing and communicationkeeping device is further arranged on a front end cutting face of the driving device, and the structure dimension of the sealing and communication keeping device is matched with the sectional dimension of the existing pipeline; and a pulling device is further arranged on the driving device. The trenchless pipeline renewal construction system and method achieve comprehensive renew and upgrading ofthe old pipeline, meet mutual replacement between underground pipelines of different diameters and achieve the capacity upgrading construction process of the existing pipeline.

The invention provides a lubricating oil filter for an aeroengine. The lubricating oil filter comprises a filtering assembly for being mounted in a lubricating oil filter mounting hole of the aeroengine and a sealing assembly for being mounted outside the lubricating oil filter mounting hole. The lubricating oil filter mounting hole is partitioned into an oil inlet chamber and an oil outlet chamber by the filtering assembly. The sealing assembly is spaced apart from the filtering assembly to form a bypass oil passage. A bypass assembly and a pressure difference signal assembly are arranged onthe sealing assembly. The bypass assembly utilizes the pressure difference change between the oil inlet chamber and the oil outlet chamber to control the bypass oil passage to be connected and disconnected. The pressure difference signal assembly utilizes the pressure difference change between the oil inlet chamber and the oil outlet chamber to give out an alarm signal for the filtering assembly blockage, and the trigger pressure difference of the pressure difference signal assembly is smaller than the trigger pressure difference of the bypass assembly. A temperature locking assembly is arranged on the pressure difference signal assembly. The temperature locking assembly utilizes the temperature change to control the operation of the pressure difference signal assembly. The temperature locking assembly controls the pressure difference signal assembly to stop working and prevents the pressure difference signal assembly from giving a false alarm when the aeroengine starts at the low temperature.

The invention discloses a pet water dispenser of circulating water. The water dispenser comprises a drinking water tray, a circulating water bucket, a drainage pipe and a standby water bucket, water flows to the drinking water tray through the circulating water bucket, overflows the drinking water tray, and flows back to the circulating water bucket to form a circulating water loop; the circulating water loop is provided with a water pump, a water purification device, and the standby water bucket is communicated with an inlet of the water pump through a water replenishing valve. After a pet drinks water in the circulating water bucket, the water replenishing valve is turned on, and water in the standby water bucket flows into the circulating water loop and is taken as a supplementary watersource; the smaller circulating water bucket and the bigger standby water bucket can be selected, the flow of water in the circulating water loop is smaller, and the smaller water pump can be selected so that water cannot be easily contaminated; the standby water bucket can make the circulating water bucket continuously supply water to avoid the phenomenon of flow cutoff; the pet water dispensercan continuously and stably provide clear circulating water in small flow for a long time, and the pet can conveniently drink water.

The invention discloses a link fault protection switching method and a device under an ECMP mode. The method comprises that: a flow hash value is obtained by a home terminal device via traversing a first flow hash list; the home terminal device sends a first CCM to an opposite terminal device via a corresponding path of the flow hash value; the opposite terminal device utilizes receiving situation of the first CCM to confirm whether a fault occurs in the corresponding path of the flow hash value; When the fault occurs in the corresponding path of the flow hash value, the home terminal device receives a second CCM from the opposite terminal device; the home terminal device deletes the corresponding flow hash value of a fault path from a second flow hash list; and the corresponding flow has value is matched in the second flow hash list by the home terminal device via utilizing information of a business message, and the business message is sent to the opposite terminal device via the corresponding path of the flow hash value. In the embodiment of the invention, fault shifting time is shortened, cutoff of flow is avoided and businesses are ensured not to be interrupted.

The invention discloses a service message processing method and a service message processing device. The method includes the following steps: after receiving a router request message coming from an IPoE (IP over Ethernet) client, a BRAS (broadband remote access server) obtains a routing prefix corresponding to the IPoE client, and sends a router notification message carrying the routing prefix to the IPoE client; the BRAS generates a temporary forwarding table entry corresponding to the IPoE client, and the temporary forwarding table entry includes forwarding information and the routing prefix which correspond to the IPoE client; after receiving a service message coming from the IPoE client, the BRAS obtains forwarding information and a source IPv6 address which correspond to the service message; if the source IPv6 address corresponding to the service message is matched with the routing prefix in the temporary forwarding table entry and the forwarding information corresponding to the service message is matched with the forwarding information in the temporary forwarding table entry, then the BRAS allows the forwarding of the service message. In the embodiment of the invention, IPoE clients can normally access a network.

The invention provides a battery pole piece (23) cutting method and device (20). The method comprises the following steps: determining a portion of a currently cut battery pole piece (23); according to a portion of the currently cut battery pole piece (23), adjusting the cutting parameters of a laser generator (21), such that the cutting parameters when the laser generator (21) cuts the tabs (31)are different from the cutting parameters when the laser generator (21) cuts the gap portion. The portion of the currently cut battery pole piece (23) is determined by the cutting device (20) of the battery pole piece (23), and the cutting parameters of the laser generator (21) are adjusted according to the position of the currently cut battery pole piece (23). The cutting parameters when the laser generator (21) cuts the tabs (31) are different from the cutting parameters when the laser generator (21) cuts the gap portion. The battery pole piece cutting method and device can avoid that the laser energy received by the unit length of the tab (31) shape is less than the laser energy received per unit length of the gap, resulting in the tabs (31) and the pole piece (23) cannot be cut off bylaser cutting, burrs are avoided, and the performance of the battery cells.

The invention relates to router equipment and a router updating method. The router equipment comprises a link state updating module, a link state deleting module, a route information computation module and a link state database. A route state updating module sends out a prune message after sending out a link state message with the maximum serial number to inform other router equipment on the network to delete the link state message with the maximum serial number, and sends out a link state message the serial number of which is 1 in the preset time after the prune message is sent out. The link state deleting module deletes the link state message with the maximum serial number of the router equipment sending out the prune message from the link state database when receiving the prune message from the network. The route information computation module calculates the route information according to the link state message received from the network and stores the link state message received from the network in the link state database. Cutoff possibly generated when the serial number of the message is overturned can be avoided according to the router equipment and method.

The invention discloses a sand mold casting mold and a casting method thereof. Acooling device of the sand mold casting mold is located on the side wall of a hot spot area of a casting cavity of the mold, wherein according to the temperature change of hot spots, the cooling device regulates a chilling level, and the higher the chilling level, the higher the temperature reduction rate of the hot spots. According to the sand mold casting mold, the problems of solution drying during pouring and heat checking of the casting surface during solidification can be avoided, it can be ensured that the hot spots with the different sizes solidify simultaneously, and the problems of casting shrinkage porosity and shrinkage cavity are solved.

Embodiments of the present invention provide a switching method for recursive routing, a router, a switch, and an electronic device. The method comprises the following steps of: determining a virtualhost route of the recursive route according to a non-directly connected next hop IP address of each recursive route in a routing table; calculating a directly connected next hop IP address of the virtual host routing according to the routing table; Associating the recursive route in a forwarding table, the virtual host route and the directly connected next hop IP address; if it is detected that the direct next hop IP address of the virtual host route is changed, updating the direct next hop IP address of the virtual host route in the forwarding table. As the recursive route switch time of theembodiment of the invention is independent of the number of recursive route, the network interruption time is reduced, and the switching granularity is not required to be at a single route level according to the actual scene configuration, which does not cause other routes to be miscut, avoids unnecessary interruption and improves the network availability.

Provided is a motor. When a housing part covers a coil frame with a wound coil, a pulling and rolling portion of the coil is prevented from being cut off because of contacting with the housing part. At a side of a first edge portion (21) of a coil frame (2) in the motor (1), a pulling and rolling portion (202, 203) of the coil (20) extends along a surface (251) at a side of a body (23) of a terminal bench (25). An outer area portion placed at a position farther than an overlap area between the pulling and rolling portion and a second edge portion (21) in the axis direction (L) of the motor is arranged to be opposite to a cylinder (46) in the axis direction of the motor. In the surface of the body of the terminal bench, an outer area farther than an overlap area between the surface and the second edge portion in the axis direction of the motor is made to be a low area (254) including an axial outer area, entirely positioned at an opposite side closer to the body than the interior surface (210) of the first edge portion in the axis direction of the motor, of a coil pulling and coiling area (250).

The invention discloses a vacuum jet siphon drainage equipment monitoring system based on a PLC, which comprises a vacuum jet siphon water taking system consisting of a submersible vacuum jet rectifier, a siphon and a siphon outlet regulating valve, a vacuum power system consisting of a vacuum tube stop valve, a water ring vacuum pump, a buffer tank, a liquid-gas exchange box and a make-up pump, an automatic monitoring control system consisting of the PLC, a touch screen, a motor control relay, a flow signal sensor, a pressure signal sensor, a temperature signal sensor, a water level signal sensor and a motor comprehensive protector which are electrically connected with the PLC, and a valve opening degree sensor. The motor comprehensive protector and the motor control relay are respectively connected with a motor of the water ring vacuum pump, and the PLC is electrically connected with the siphon outlet regulating valve and the vacuum pipe cut-off valve. The system is used for improving the water conveying efficiency of the siphon pipeline, automatic operation and continuous controllability of the system are achieved, and the system has the advantages of being simple in structure, reliable in operation and high in integration degree.

The invention discloses a VSF-based link fault detection method and a device. The method comprises the steps of receiving a heartbeat message sent by an opposite terminal from a port where link negotiation of a network device succeeds; acquiring destination port information of the heartbeat message, and setting the timeout duration of a port corresponding to the destination port information to bezero; traversing ports of the network equipment according to a first preset period, and determining whether the timeout duration of the ports exceeds a preset duration threshold; and if the timeout duration of the first port exceeds the preset duration threshold, determining a link fault corresponding to the first port. According to the method of the invention, rapid detection of the fault link can be realized without depending on an acknowledgement message, the process is simple, and the message interaction amount is reduced.

The invention discloses a media access control address determining method, device and system, which are applied to a system of a principal and subordinate structure comprising one or more network equipment. The media access control address determining method comprises the following steps of: when the system is started, judging whether configuration information of a main managing plate of the system contains a media access control MAC address or not; when determining that the configuration information of the main managing plate of the system contains the MAC address, judging whether a MAC address of a managing plate in all the managing plates of the system exists or not, which is the same as the MAC address of the configuration information; and when determining that the MAC address of the managing plate in all the managing plates of the system exists, which is the same as the MAC address of the configuration information, determining that the MAC address of the system is the MAC address in the configuration information. With the adoption of the media access control address determining method, device and system disclosed by the invention, the problems that the MAC address of the system is possibly changed due to the switching of the main managing plate in two times of starting so that the communication of the system is interrupted and the network is cut off can be solved.

The invention provides an enema type treatment system for the nephrology department. The system comprises a liquid control mechanism which comprises a liquid medicine storage bottle and a waste liquidcollection bottle, wherein the liquid medicine storage bottle is communicated with a liquid outlet pump, and the waste liquid collection bottle is communicated with a sucking pump; a liquid conveyingmechanism which comprises an inner liquid guide pipe and an outer liquid guide pipe, wherein the inner liquid guide pipe is communicated with the liquid outlet pump, and the outer liquid guide pipe is communicated with a sucking pump; a rectum imbedding mechanism which comprises a head shell,wherein a liquid outlet hole is formed in the small end of the head shell, a plurality of first liquid inlet holes are formed in the peripheral side wall of the head shell, an inner pipe spray head is fixedly arranged in the head shell, an outer pipe spray head is rotationally arranged between the head shell and the inner pipe spray head, and a plurality of second liquid inlet holes are formed in the outer pipe spray head; the inner liquid guide pipe is communicated and fixedly connected with the inner pipe spray head, and the outer liquid guide pipe is communicated with the outer pipe spray head. According to the enema type treatment system for the nephrology department. The enema type treatmentsystem can ensure that the enema treatment process is smoothly carried out.

The invention discloses a casting device and method for a precoated sand stacking type product. The casting device comprises a casting frame; the casting frame comprises a sprue cup, a straight pouring gate and a plurality of parallel casting layers; the sprue cup is arranged on the top of the casting frame; the straight pouring gate communicates with the sprue cup; at least a flow dividing transverse pouring gate located on the bottommost layer is included, and the flow dividing transverse pouring gate forms a flow guiding segment; during casting, the flow guiding segment is used for guidingcasting liquid at the bottommost layer to flow to an upper casting layer; the two sides of the flow guiding segment are correspondingly connected with the straight pouring gate and the transverse pouring gate; the transverse pouring gate forms the plurality of casting layers; each casting layer is provided with a plurality of inner sprues, and each inner sprue is connected with a to-be-cast casting; and the height of the casting frame is 800-1000 mm. The casting device makes casting start from the bottommost layer, the casting efficiency is improved, meanwhile, due to the casting manner, the flowing direction of molten iron is controllable, and cold insulating defects are reduced.

The invention provides a network fault handling method and provider edge routers (PEs). The network fault handling method comprises the following steps that: a first PE sends an MDT-Join (Multicast Distribution Tree-Join) message to a second PE within a preset range, and judges whether a first message sent by the second PE is received or not within a preset time, wherein the first message is a message sent by the second PE after a failure in creating a de-encapsulation table of the received MDT-Join message; and if so, the first PE stops switching from Default-MDT (Default-Multicast Distribution Tree) to Data-MDT (Data-Multicast Distribution Tree). Through adoption of the network fault handling method and the PEs, the problem of cutoff of customer multicast streams in the prior art can be solved.

The invention provides a message processing method and device, and the method is applied to first PE equipment, and comprises the steps: receiving a first EVPN route notification transmitted by secondPE equipment, and the first EVPN route notification comprises the address information of CE equipment, a first route mark, and a first Ethernet segment identification ESI value; when the first routing mark is the first value and a second ESI value the same as the first ESI value exists, sending a second EVPN routing announcement, the second EVPN routing announcement comprising address informationof the CE device and the second routing mark; wherein the second routing mark is marked as a second value, and the second routing mark is used for indicating that the address information of the CE equipment included in the second EVPN routing notification is the address information of non-local learning; wherein the ESI value is used for representing that the CE device accesses a link of the PE device.

The invention belongs to the technical field of biological sewage treatment and relates to a self-control intermittent water inlet subsection aeration treatment system for sewage treatment. An I-segment aeration region, a II-segment sediment region and a III-segment aeration region are arranged adjacent to one another. A water inlet pipe connected with a water inlet pump provided with a time relay I is arranged in the I-segment aeration region. An I-segment air hose and a III-segment air hose are arranged in the I-segment aeration region and the III-segment aeration region respectively, wherein the I-segment air hose and the III-segment air hose are connected with an I-segment air blower and a III-segment air blower in a butt-joint and sealed mode respectively. The I-segment air blower and the III-segment air blower are provided with a time relay II and a time relay III respectively. A return sludge pipe embedded in the I-segment aeration region is communicated with a II-segment mud discharge pipe and a III-segment mud discharge pipe in series, wherein the II-segment mud discharge pipe and the III-segment mud discharge pipe are embedded in the II-segment sediment region and the III-segment aeration region respectively. A sludge discharge pipe embedded outside the III-segment aeration region is communicated with the II-segment mud discharge pipe and the III-segment mud discharge pipe in parallel. A water outlet pipe is arranged in the III-segment aeration region. The system is reasonable in design, scientific in principle, compact in structure, small in occupied area and low in investment cost.

The invention discloses a vapor chamber and a manufacturing method thereof and electronic equipment, the vapor chamber comprises a shell, a capillary channel is formed in the shell, and the depth of the capillary channel is gradually reduced from the position close to a heat source to the position far away from the heat source, so that the backflow speed of a liquid working medium channel is increased, and the situation that the vapor chamber is close to the heat source and has a liquid fault is prevented; and the heat dissipation power of the vapor chamber is enhanced.

The invention belongs to the technical field of precise casting and relates to a casting method of a workpiece with a partition plate arranged in a thin long hole. The casting method comprises the steps of model treeing, coating, upper cushion sand filling, demoulding, cooling, pouring and the like. The special demoulding pretreatment solves the problem of cracking of a model shell, then the situation of run-out occurring in follow-up pouring is avoided, the method is easy to operate, additional design is avoided, the casting success rate can be increased, and then the cost is saved.

The invention relates to the technical field of water pump automatic assembly, in particular to a check sheet feeding device. The check sheet feeding device comprises a rack, a feed vibration disc, afeed direct vibrator, a feeding mechanism, a detection device and a controller. The feed vibration disc and the feed direct vibrator are mounted on the rack. The feed vibration disc comprises a storage bin used for storing check sheets and a vibration disc connected with an outlet of the storage bin. The tail end of the vibration disc is connected with the feed direct vibrator. The feeding mechanism is located at the tail end of the feed direct vibrator. The detection device is located above the feeding mechanism. A detection mechanism detects the directions of the check sheets. The feeding mechanism and the detection device are connected with the controller. A control method of the check sheet feeding device comprises the steps that (A) a core shaft and a sleeve descend; (B) the check sheets are detected; (C) a mechanical claw is closed; and (D) the core shaft and the sleeve ascend. The check sheet feeding device has the substantial effects that a long check sheet queue is formed on the feed direct vibrator so as to avoid supply interrupting; and the vibration frequency of the feed direct vibrator is automatically adjusted, and slow supply is avoided.

The invention provides a cable laying support, and belongs to the technical field of power equipment. The cable laying support comprises a support body, a sliding roller, clamping rings, a pressing plate, a spring and an adjusting assembly. The sliding roller is arranged on the support body in a rotatable mode; the two clamping rings are of U-shaped structures and are arranged on the two sides ofthe sliding roller, the closed ends are located in the support body, the free ends penetrate through the support body, and the closed ends of the two clamping rings enable a cable to be abutted to a side surface of the sliding roller; the pressing plate is arranged on one side of the support body and is connected with the free ends of the clamping rings; the spring sleeves the free ends of the clamping rings and is tightly pressed between the pressing plate and the support body; and the adjusting assembly is used for adjusting the distance between the pressing plate and the support body. According to the cable laying support provided by the invention, the cable penetrates through the two clamping rings; the clamping rings on the two sides of the sliding roller are adjusted through the adjusting assembly; the closed ends of the two clamping rings enable the cable to be abutted to the outer surface of the sliding roller; and during cable laying, the situations that a cable sheath is damaged and a steel armor is broken are avoided, and the integrity of the cable is guaranteed.

Disclosed are a method for processing data forwarding and a service-provider peripheral equipment (SPE) of a service-provider side. The method comprises the following steps: the SPE configuring data forwarding information, the data forwarding information comprising a corresponding relationship between multi segment pseudo wire (MSPW) information and forwarding information about an MSPW protection link group or other forwarding information about the MSPW other than the forwarding information about the MSPW protection link group (101); the SPE receiving a service message, the service message carrying the MSPW information (102); the SPE searching the forwarding information about the MSPW protection link group or other forwarding information about the MSPW other than the forwarding information about the MSPW protection link group (103); and the SPE performing label encapsulation and forwarding according to the searched forwarding information about the MSPW protection link group or other forwarding information about the MSPW other than the forwarding information about the MSPW protection link group (104).

The invention discloses automatic water replenishing equipment for a steam boiler. The automatic water replenishing equipment comprises a boiler and a water replenishing tank; a water replenishing pipe communicates between the water replenishing tank and the boiler; one end of the water replenishing pipe is provided with a water pump and a cavity while the other end of the water replenishing pipeis provided with a spiral coil pipe; a sealing plate is movably clamped in the cavity; the sealing plate is provided with an adjusting hole; the side wall of the boiler is provided with an adjusting component for controlling the size of an adjusting hole channel on the sealing plate; a preheating box is wrapped outside the spiral coil pipe; an auxiliary steam pipe in communication with the boileris arranged at the upper end of the preheating box; and a return pipe communicates between the bottom of the preheating box and the water replenishing box. According to the automatic water replenishing equipment for the steam boiler, dynamic water replenishing can be realized, the water level in the boiler is always kept at a stable position, and the fluctuation of the water level in the boiler issmall, so that stable heat supply of the steam is ensured; and in the water replenishing process, the steam in the boiler is used for preheating the cold water in the water replenishing pipe, so thatthe rapid reduction of the water temperature caused by the fact that the cold water directly enters the boiler is avoided, and the steam supply interruption or steam pressure fluctuation is avoided.

The embodiment of the invention provides a service unit offline method based on a micro-service unit architecture and a related device. The method comprises the following steps: firstly, acquiring a service unit offline instruction comprising the name of a to-be-offline service unit; then, according to the name of the to-be-offline service unit, determining whether the to-be-offline service unit is in a running state or not, and when it is determined that the to-be-offline service unit is in the running state according to the name of the to-be-offline service unit, logging out the name of the to-be-offline service unit in a registration service unit list of the micro-service unit architecture, and starting timing at the same time to obtain offline waiting duration; and when the offline waiting duration of the to-be-offline service unit meets a waiting duration threshold value of the to-be-offline service unit, making the to-be-offline service unit be offline. According to the service unit offline method based on the micro-service unit architecture and the related device provided by the embodiment of the invention, elegant offline of the service unit can be ensured, and the problem of request cutoff is avoided.