54results about How to "Supply on demand" patented technology

The invention discloses a distributed type dynamic cache expanding method and system supporting load balancing, which belong to the technical field of software. The method comprises steps of: 1) monitoring respective resource utilization rate at regular intervals by each cache server; 2) calculating respective weighing load value Li according to the current monitored resource utilization rate, and sending the weighting load value Li to a cache clustering manager by each cache server; 3) calculating current average load value of a distributed cache system by the cache clustering manager according to the weighting load value Li, and executing expansion operation when the current average load value is higher than a threshold thremax; and executing shrink operation when the current average load value is lower than a set threshold thremin. The system comprises the cache servers, a cache client side and the cache clustering manager, wherein the cache servers are connected with the cache client side and the cache clustering manager through the network. The invention ensures the uniform distribution of the network flow among the cache nodes, optimizes the utilization rate of system resources, and solves the problems of ensuring data consistency and continuous availability of services.

An energy optimization method and control apparatus may be used in a single building or a group of buildings to optimize utility-supplied and renewable sources in order to minimize the total energy cost. Simultaneously, it may also produce and store energy, such as electricity or hydrogen, that can be used to fuel vehicles, provide a means for independent production of household energy needs, or both. Various factors, such as the production of thermal energy and electricity from the renewable sources, the current store of stored energy, the current and expected thermal and electricity requirements of the building (based on a profile), the current and expected electricity loads of the equipment used to process stored energy, the expected thermal and electricity generating capacity of the renewable sources and other factors can be used to determine the mix of renewable-based and utility-based energy that minimizes the total energy cost.

In order to effectively supply and demand electric power between an electric power supplier and a node or a group of nodes individually having an electric power generator, the present invention provides an electric power supply and demand management system capable of obtaining the difference between the total of electric power supplied from the electric power supplier to the node or group and the total of electric power consumed by the electric power loads of the node or group and capable of transmitting information for increasing/decreasing the amount of electric power supply so that the difference becomes smaller to the electric power supplier.

An energy optimization method and control apparatus may be used in a single building or a group of buildings to optimize utility-supplied and renewable sources in order to minimize the total energy cost. Simultaneously, it may also produce and store hydrogen gas that can be used to fuel hydrogen powered vehicles, provide a means for independent production of electricity and thermal energy, or both. Various factors, such as the production of thermal energy and electricity from the renewable sources, the current store of hydrogen, the current and expected thermal and electricity requirements of the building (based on a profile), the current and expected electricity loads of the equipment used to process hydrogen, the expected thermal and electricity generating capacity of the renewable sources and other factors can be used to determine the mix of renewable-based and utility-based energy that minimizes the total energy cost.

The invention discloses a system and method for trusted storage of data. The system mainly comprises four logical entities, namely, a trusted management center, an application server, a storage virtualization security gateway and a rear-end storage system. The trusted management center serves as a configuration and management entity for a trusted strategy. The application server serves as an entity sending a data access request. The storage virtualization security gateway serves as an entity receiving the data request of an application layer and achieving mapping of a virtual port, converting of a virtual storage device address and a physical storage device address and encapsulating of an IO request through the virtualization technology. The rear-end storage system provides a physical medium for data storage and operation. On the basis of the storage virtualization technology, a data access control flow in the trusted technology is provided for the storage virtualization security gateway or an agent layer so that strict security check and control can be carried out on an access request for a storage system, and illegal access or vicious data access operation can be prevented.

The invention discloses a container-based server resource supply method. The container-based server resource supply method comprises the following steps: diagnosing and evaluating performances of servers through performance anomaly detection, finding out an idle service node and a performance anomaly node, and then, realizing self-adaptive adjustment through detection, feedback and control. According to the invention, relative monitoring data of the servers and a container is collected and subjected to idle judgement based on a threshold value and performance analysis for abnormal performance diagnosis based on service times; therefore, the states of each server and each container cluster node can be obtained; then, various clusters are adjusted; supply of server resources can be ensured according to requirements; the use amount of the servers can be reduced to the most extent; the resource consumption is reduced; and the operating cost of a data centre is reduced.

Battery information output equipment allows a driver of an electric vehicle 10 of an electricity consumer 2, now parked, to input what battery capacity is required at two or more points of time on or before the time at which the electric vehicle is scheduled to come into use, considering an operation schedule for the vehicle, and transmits the usable capacity at each point of the times, i.e., maximum capacity minus capacity required at each point of the times, to a power supply/demand management center 3, so that charge and discharge of a battery 17 is controlled by a charge/discharge command from the power supply/demand management center 3 such that use of battery capacity for power supply and demand leveling is kept within the usable capacity at any point of the times.

A system energy efficiency controller connected (105) to at least one of an energy generation device (101), an energy storage device (102), an energy utilization device (103) and an energy regeneration device (104) is disclosed for enabling energy utilization. Said system energy efficiency controller (105) cooperatively controls the input and output of a ubiquitous energy flow of at least one of the energy generation device (101), the energy storage device (102), the energy utilization device (103) and the energy regeneration device (104). Said ubiquitous energy flow includes at least one of an energy flow, a material flow, and an information flow. Also disclosed are an energy efficiency gain device, an energy efficiency matching station and a smart energy service system, which are connected with the controller (105). The present invention optimizes the entire process of energy utilization using the system energy efficiency controller (105), thus improving the system energy efficiency.

The invention discloses a dynamic water power balance adjusting method for a primary side water supply net of a heat exchange station system. The method comprises the following steps that a, data collection is conducted; b, data processing is conducted; c, logic operation is conducted; and d, adjustment control is conducted. The dynamic water power balance adjusting method for the primary side water supply net of the heat exchange station system is provided, the integral structure design is reasonable, the dynamic adjusting method is adopted for controlling water flow of various loops, accordingly, the needs for heat at the tail ends of the loops are met, and dynamic water power balance of the primary side water supply net of the heat exchange station system is truly achieved. Meanwhile, water power balance adjustment and water flow adjustment are organically combined, balanced energy distribution is achieved, the water flow is supplied according to needs, energy waste is effectively reduced, and the energy saving effect is achieved.

In a device for atomizing liquid melts, in particular oxidic slags or glasses, including a slag tundish and an outlet opening into which a lance is immersed to inject gases or vapor while forming an annular gap, the lance (3) is comprised of two coaxial tubes (4, 5) which are separately displaceable in the axial direction and fixable in their respective axially displaced positions.

The invention discloses a nutrient-rich pleurotus eryngii cultivation method. According to the provided nutrient-rich pleurotus eryngii cultivation method, various nutrients needed by the growth of pleurotus eryngii can be provided, the fertilizer efficiency is high, the mushroom yield is fast, neat, uniform and strong, the yield is high, the number of picking crops is big, the production cost is low, and the application prospect is good.

The invention discloses an intelligent environment control system based on indoor precise positioning and automatic simulation. The system comprises an electric outer window, a multi-parameter air quality sensor, an air refresher, an air conditioner, an intelligent UWB indoor precise positioning clamping piece, a robot air purifier, a simulation and intelligent control cabinet, an electric indoordoor and an air speed and air direction instrument; the electric outer window is provided with a haze detector, a rainwater detector and a noise detector; the air refresher and the air conditioner areconnected with the robot air purifier; the haze detector, the rainwater detector, the noise detector, the multi-parameter air quality sensor, the intelligent UWB indoor precise positioning clamping piece and the air speed and air direction instrument are connected with the simulation and intelligent control cabinet; and the simulation and intelligent control cabinet is connected with the electricouter window, the air refresher, the air conditioner, the robot air purifier and the electric indoor door. The system is high in intelligence degree and excellent in energy saving effect, can precisely control indoor environments, prominently improves the human body heat comfort of indoor persons, and achieves more uniform indoor heat comfort and air environment.

The invention provides an LED driving circuit which comprises an alternating-current input stage, an output end, an output voltage feedback end, a control loop, a power tube, first reference voltage, an LDO and an adjusting tube. The control loop controls the on-off duty ratio of the power tube according to the output voltage feedback end. The power tube is connected with the control loop. The adjusting tube is connected between the power tube and a load LED. Two input ends of the LDO are connected with a public end of the adjusting tube and the load LED, and the first reference voltage respectively. The LED driving circuit further comprises an output capacitor connected with the output end. The public end of the adjusting tube and the load LED serves as the output voltage feedback end. The control loop comprises an alternating-current sampling circuit. A switched capacitor circuit and the linear constant-current LDO are combined so that the LDO can achieve ripple-wave-free constant currents for the LED and feed back the output voltage to the switched capacitor circuit, energy can be transmitted according to needs, direct sampling of input voltage is achieved by adopting the alternating-current sampling circuit, and the input response speed is increased.

The invention discloses a high-yield volvaria volvacea cultivation method. The high-yield volvaria volvacea cultivation method is simple and easy to implement, easy to operate, the cultivated volvaria volvacea is rich in nutrition and contains various mineral elements, such as iron, zinc and calcium, the yield is high, and the development prospect is wide.

A non-volatile memory unit includes a substrate on which a source diffusion region and a drain diffusion region are formed. A first dielectric layer and a tunnel dielectric layer are formed between the source diffusion region and the drain diffusion region, are respectively on the drain diffusion region side and the source diffusion region side, and are connected to each other. A select gate is formed on the first dielectric layer. A source insulating layer is formed on the source diffusion region. The tunnel dielectric layer extends to the source diffusion region and is connected to the source insulating layer. A floating gate is formed on a face of the tunnel dielectric layer and a face of the thicker source insulating layer. A control gate is formed on the floating gate. The control gate and the floating gate are insulating to each other by the second dielectric layer.

A low electric field source erasable non-volatile memory unit includes a substrate having a source diffusion region and a drain diffusion region. The source diffusion region includes a heavily-doped region and a lightly-doped region extending. A first dielectric layer and a tunnel dielectric layer are formed on the substrate. The tunnel dielectric layer includes a lower face contiguous to or partially overlapped with the lightly-doped region of the source diffusion region. A select gate and a floating gate are respectively formed on the first dielectric layer and the tunnel dielectric layer. The floating gate includes a source side edge contiguous to or partially overlapped with the lightly-doped region and misaligned from the heavily-doped region by a distance. A second dielectric layer and a control gate are formed on the floating gate. The control gate and the floating gate are insulating to each other by the second dielectric layer.

The invention discloses a logistics storage system, and particularly relates to an intelligent robot logistics storage system. The system comprises a three-dimensional goods shelf, a carrying robot, aroller line, a sorting robot, a visual system and a discharging platform, wherein the three-dimensional goods shelf is made of two arc-shaped structures oppositely arranged in a ring shape; the three-dimensional goods shelf is provided with material boxes; the carrying robot is arranged in the center of the three-dimensional goods shelf; the roller line is arranged in the middle of the two arc-shaped structures of the three-dimensional goods shelf, wherein one end of the roller line is close to the carrying robot, and the two sides of the other end of the roller line are provided with the visual system and the sorting robot correspondingly; and one side of the sorting robot is provided with the discharging platform. The inner layer and the outer layer of the three-dimensional goods shelfare stacked upwards, intervals are formed between the two arc-shaped structures of the three-dimensional goods shelf, and a cross beam of the three-dimensional goods shelf is made of angle iron. According to the intelligent robot logistics storage system, the working efficiency can be improved, tedious manual sorting and storing can be avoided to a certain extent, and the problem of large storagecapacity can be solved.

The invention discloses a method for culturing edible mushrooms with effective disease prevention. The method is simple and feasible, the raw material source is wide, production cost and pollution to the environment can be reduced, time and labor are saved, and large-scale production can be achieved; and the produced edible mushrooms are large, white, tender and thick, have high yield, and bring considerable economic benefits and social benefits.