90results about How to "Implement flow control" patented technology

The invention discloses a traffic flow control method of a switch service flow, comprising: monitoring the instant value of the total flow of the service flow at the outlet port of the switch; judging whether the total flow of the service flow is congested according to the instant value of the total flow of the service flow; The judgment result adjusts the flow rate limit value of the service flow at the ingress port of the switch according to the weight ratio of the service flow, so as to realize flow control on the service flow. The invention also discloses a flow control device for exchange service flow. By applying the present invention, when the flow rate of the high-priority service flow is low, the flow rate limit value of each service flow at the ingress port of the switch can be dynamically adjusted, and the remaining bandwidth of the high-priority service flow can be used to provide additional bandwidth for other service flows. Bandwidth, which effectively utilizes the bandwidth resources in the switch; and because the flow of each service flow is limited at the ingress port, the forwarding channel when forwarding across chips and the backplane bandwidth when forwarding across service boards are saved.

A fluid control system with easy installation in a semiconductor production system etc. and pipe and wiring connections, with reduced pressure loss due to pipe connections, with easy change of arrangement of modules, free from corrosion even using a corrosive fluid for the fluid, and enabling control of the flow rate even with pulsation of the inflowing fluid is provided. The fluid control system of the present invention is characterized by having a flowmeter sensor part having an ultrasonic oscillator generating an ultrasonic wave in a fluid and an ultrasonic oscillator receiving the ultrasonic wave generated from the ultrasonic oscillator and outputting a signal to a flowmeter amplifier and a control valve controlling the state of flow of fluid to a predetermined state by a working pressure, wherein the flowmeter sensor part and the control valve are arranged inside a casing having a fluid inlet and a fluid outlet.

When available number of token is less than number of token needed to carry out forwarding process of data to be treated. Based on whether the data to be treated are a data packet in high priority, the relevant process is carried out; if yes, the forwarding process is carried out, and adding a negative value of number of token to the token bucket; otherwise, the data packet to be treated is discarded. Basic algorithm of dual leaking bucket is adopted in the invention, but only one token bucket is in use for implementing flow control. Thus, based on message created from access user, CAR in different priorities is carried out in order to implement flow control for access user so as to guarantee lowered complete performance of network access device is minimal.

The invention relates to a control system of Ethernet and data report transmission method. Wherein, it is characterized in that: the control system according to the control protocol of two layers of Ethernet obtains the chain information of Ethernet; according to the chain information, building and maintain the network topology of Ethernet, the control system according to the connection built by said network topology requests to calculate the route between the terminal bridges, and transfer the path information according to the route setting; each network bridge data system according to the transfer path information to transfer the data report. The invention can realize the management of transmitted data in the Ethernet, to control the data flux, without changing the packing structure of Ethernet data plane, and without lower cost.

The invention discloses an electrically operated valve, aiming at the problems that the elasticity of a stopping part for preventing a coil from being loosened corresponding to a valve body is low in the prior art; the technical proposal of the invention comprises a valve seat, a valve needle, the stopping part and a stepping motor which is composed of a rotor and a stator for driving the valve needle and the valve seat to joint or detach; the stopping part is fixedly connected with a stator coil box, and internally concave bending parts which are opposite are additionally arranged above externally convex bending parts on two arm parts extended downwards thereof respectively. As the two arm parts of the stopping part are respectively provided with two bending parts, higher elasticity is obtained under the condition of same deformation, the fixation is reliable and the working noise is low; the valve has the advantages of compact structure and good assembling operability; moreover, the vibration reduction is greatly improved for obtaining accurate flow control; therefore, the valve is particularly suitable for refrigerators, air conditioning refrigerating units, water heaters and dehumidifiers, thus realizing defrosting, the flow control and on-off control and the like of a heating system.

The present invention provides a hydraulic control device of an automatic transmission, and belongs to the technical field of automotive transmission control. The hydraulic control device solves the problems that the conventional hydraulic control device of the transmission has low efficiency, and the oil pump flow is surplus when the rotating speed of the motor is high. The hydraulic control device of the automatic transmission comprises an electronic control system and a hydraulic source connected with the transmission through an oil line, wherein the hydraulic source is used for outputting working oil pressure; the oil line connecting the hydraulic source with the transmission is provided with a manual valve and an electromagnetic valve component in sequence; the electronic control system is connected with the electromagnetic valve component and is used for controlling the switching-on and switching-off of the electromagnetic valve component; the hydraulic source comprises an oil tank, and two or more hydraulic pumps; and an oil inlet of each hydraulic pump is connected with the oil tank, while an oil outlet is communicated with an input port of the manual valve. When the rotating speed of the motor is low, an oil pump and an electric pump can be selected to simultaneously supply oil so as to reduce energy consumption; and when the rotating speed of the motor is high, the electric pump is stopped, and the oil pump separately supplies the oil.

The invention relates to the field of computer network security, in particular to a multi-core intelligent network card platform-based ultrahigh-bandwidth network security audit method. The method is characterized in that the method includes the following steps that: a multi-core intelligent network card platform is configured; raw messages are received and processed by the multi-core intelligent network card platform; the deep inspection and audit of application data are carried out; and subsequent processing is carried out after audit. Adopting the multi-core intelligent network card platform, the method provides an effective acceleration scheme for a variety of fields, such as network security, flow monitoring, service analysis and signaling test, and can be applied in 100G ultrahigh bandwidth; meanwhile, the mode of shunting the service process is adopted, the application strategy is secure and highly reliable, the deep inspection technology is adopted as well, and thereby the method realizes the functional requirements of network application level security audit, flow control, enterprise level application security policy implementation and the like.

The invention discloses a token passing method for families. Identification data (ID) information which is distributed to slave nodes by host nodes is extracted from slave node ID distributing frames, highest priority-first queues are scanned by the host nodes, whether valid data existing in the queues which is scanned is judged, if the valid data exist, downlink data frames are sent by the host nodes; if the valid data do not exist, uplink data transmission of the host nodes is achieved; and after all the priority-first queues are scanned, a new round of scanning from the highest priority-first queues is carried out again. According to the token passing method for the families, the host nodes are used for controlling ID dividing of the slave nodes, transmission of the uplink data and the downlink data is carried out according to ID of the slave codes and priority of the slave nodes, accordingly connection of six services and 64 family service terminals can be achieved, and classification of quality of service (QoS) and flow control can be achieved.

The invention is applied to the technical field of flow control, and provides a method and device for limiting the speed of data flow. The method for limiting the speed of data flow comprises the steps that speed limiting type information for limiting the speed of the data flow is received, wherein a speed limiting type comprises a broadcasting speed limiting type or a multicast speed limiting type or a unicast speed limiting type; the current data package corresponding to the speed limiting type is matched, and the package length of the current data package is obtained; the time difference between the current moment and the last recording moment is calculated, the last recording moment is the starting moment of the current time quantum, and the duration of the current time quantum is assigned time; if the time difference is smaller than the assigned time, and the package length of the current data package is larger than the current data size allowed to pass through, the current data package is discarded. According to the method and device for limiting the speed of the data flow, the mode of carrying out speed limiting on the data flow without being based on the queue is achieved, the achieving difficulty for traditional speed limiting on the data flow is lowered greatly.

The invention discloses a control method of a spray coating robot. According to the method, spray coating flow rate calculation is performed before fixed mold spray coating and movable mold spray coating, so that the spray coating flow rate can be regulated for meeting the mold temperature requirements. The method has the advantages that the automatic and manual switching operation can be performed, and the design is reasonable.

The invention provides a tunnel server and a client device. The tunnel server processes a tunnel building request sent by a first monitor node, allocates a virtual internet protocol (IP) to the first monitor node, confirms an access request of a second monitor node sent by the first monitor node, locally builds a tunnel forwarding table item which corresponds to an access and comprises a real IP of the first monitor node, the virtual IP of the first monitor node, an IP of the second monitor node and an identification corresponding to the access, repeatedly packaging an IP head which is sent by the first monitor node and accesses a message of the second monitor node according to the tunnel forwarding table item corresponding to the access, and sending the packaged IP head to the second monitor node, wherein the packaged IP head comprises the first monitor node virtual IP serving as a source IP and the second monitor node IP serving as a purpose IP address. The tunnel server and the client device achieve flow control and network safety of front end equipment in a monitor network with network address translation (NAT).

The embodiment of the invention relates to the technical field of networks, and discloses a data request processing method, a server and a switch. The data request processing method comprises: when adata request is received, domain name information of a domain name contained in the data request is acquired; obtaining priority configuration corresponding to the domain name information; and addingthe priority configuration into the response content corresponding to the data request, and sending the response content containing the priority configuration to a switch of a server, so that the switch forwards the response content according to the priority configuration. According to the method and the device, the response content corresponding to the high-priority data request can be preferentially forwarded when the flow is congested, so that the flow of the high-priority data request is guaranteed, and the flow of the high-priority data request is prevented from being discarded.

The invention discloses a flow control method of a virtual machine and a physical machine. The method comprises the following steps of obtaining the number of interrupt signals which are sent to the virtual machine within the preset time bucket when a first interrupt signal needs to be sent to the virtual machine; judging whether the number of the interrupt signals which are sent to the virtual machine is smaller than a preset threshold; if the number of the interrupt signals which are sent to the virtual machine is smaller than the preset threshold, sending the first interrupt signal to the virtual machine in order to make the virtual machine respond to the first interrupt signal to receive first data; and if the number of the interrupt signals which are sent to the virtual machine is equal to the preset threshold, storing the first interrupt signal into a waiting queue. The method solves the technical problem that the flow control cannot be carried out on the data received by the virtual machine with an SRIOV (Single Root Input Output Virtualization) physical network card when the data directly enters the virtual machine and is not subjected to virtualization network processing of the physical machine in the prior art.

The invention provides a method and a device for controlling traffic of an encrypted data flow. The method and the device are applied on bandwidth management equipment. The method comprises the steps of extracting the client IP address, the server end IP address and the target port number of an authentication message when the authentication message which carries authentication certificate using body information; inquiring whether the data flow item of the client IP address, the server end IP address and the target port number exists in a data flow table, and if not, creating a corresponding data flow item and adding the created data flow item into the data flow table; and if the encrypted data flow with the data flow item in the data flow table is detected, performing traffic control on the encrypted data flow. The method and the device realize traffic control for the authenticated encrypted data flow through identifying an authentication process.

The invention relates to a controlling method of waypoint flow. The controlling method of the waypoint flow comprises establishing a time slice containing a plurality of time ranges according to a time sequence, initializing the time ranges, enabling each time range to be in an open and free state, setting the pass frequency of a waypoint in different time ranges according to the flow control information of the waypoint, adjusting width of different time ranges according to the passing frequency, and marking the opening-closing state of the time range corresponding to the pass frequency to be a closed state when the passing frequency is zero. The controlling method of the waypoint flow describes and controls the trafficability characteristic of an aircraft of the waypoint at a specific time through the width change, the opening-closing change, and the free-non-free change of the time slice, is suitable for different flight sort algorithms, namely, can carrying out flexible sorting according to the properties of different aircrafts, and is easy to control and high in precision, and therefore the flow control of the waypoint can be effectively achieved, and conflicts are prevented from occurring.

The invention discloses a flow control method, system and device and a readable storage medium, and the method comprises the steps: building a service agent corresponding to an application service after the application service is built in a container cloud platform; acquiring agent configuration information from a container cloud platform control plane; configuring the service agent by using the agent configuration information; and performing flow control on the application service by using the service agent. According to the method, API-level flow control can be automatically added to the application in the container cloud platform, meanwhile, no invasiveness is caused to service codes, and an upper-layer application service does not perceive the flow control. In this way, developers andoperation and maintenance personnel can monitor the specific state of the API of the online application, and flow control over the API can be achieved.

The invention discloses a flow control method and a related device. When a server receives a published message sent by a client, the server queries a window value of a flow control window of the client and compares the window value with a preset window threshold; when the window value is equal to the window threshold, the published message is refused to receive; and when the window value is greater than the window threshold, the window value is decreased by a preset value, and the published message is processed. When the client needs to send a published message to the server, the client queries a window value of a flow control window of the client and compares the window value with a preset window threshold; when the window value is equal to the window threshold, the published message is paused to send to the server; and when the window value is greater than the window threshold, the window value is decreased by a preset value, and a published message is sent to the server. According to the application, the problem that the server cannot process the message sent by the client in time and cannot communicate normally due to the fact that the message sending speed of the client is toohigh when the message is transmitted between the client and the server can be avoided.

The invention discloses a measurement and control integrated device for irrigation district canal system water metering and a control method. The device comprises a gate, a water level sensor, a flowsensor, an opening sensor, a remote terminal controller, a communication module and a motor are installed on the gate, an output end of the remote terminal controller is connected with an input end ofthe motor, and the remote terminal controller is connected with the water level sensor, the flow sensor, the opening sensor and the communication module separately. According to the device, the structure is simple, convenience is brought to construction, the metering precision is high, the stability is high, irrigation district canal system water can be metered through the water level sensor, theopening sensor and the flow sensor, not only can the cross section of a canal system be measured, but also the measuring error brought by cross section changes of a natural canal can be avoided; flowcontrol, information transmission and other functions can be achieved through the communication module. The device can be widely applied to the irrigation district canal systems.