461results about How to "Operation impact" patented technology

The invention discloses a memory management method and a device for an embedded type system. The method of the invention comprises the following steps: firstly, a memory is divided into a plurality of large memory zones with unequal memory capacities; secondly, when an application program begins to run, a large memory zone which is matched with a maximum memory requirement value of the application program is allocated for the application program; thirdly, a small memory is allocated for the application program in the matched large memory zone by utilization of heap means; fourthly, when the small memory is released by the application program by utilization of heap means, the small memory is combined with adjacent and free small memories; when the application program stops running, the matched large memory zone is released. The invention avoids a large amount of memory fragmentations, quickens speed of memory fragmentation defrag and avoids the necessity in a memory pool means of calculation of the size and number of each memory which needs for dynamic allocation of each application program.

The invention discloses a technology method for treating desulfurization wastewater, which are applicable to treating the wastewater generated from limestone-plaster wet flue gas desulfurization and other wastewater with high salt content. The method uses the flue gas of heat-engine plants to carry out evaporation and solidification treatment to the desulfurization wastewater or other wastewater with high slat content which is hard to be recovered. The method is characterized by low cost, little area occupation and low energy consumption, which can provide help to the original limestone-plaster wet flue gas desulfurization treatment technology and realize zero discharge of the wastewater of the limestone-plaster wet flue gas desulfurization technology.

The invention discloses a method and a system for treating desulfurization wastewater, which are applied to treating the wastewater generated from limestone-plaster wet flue gas desulfurization and other wastewater with high salt content. The system comprises a drying tower, a circular spray system, a flue gas stirring device and a filter press. The method comprises the steps: in the drying tower, hot flue gas and desulfurization wastewater exchange heat through convection contact so as to lead the wastewater to evaporate and concentrate to generate crystal; the filter press is adopted to carry out solid-liquid separation; and mother liquor continually refluxes and is treated. The method and the system have the advantages of low cost, little area occupation and low energy consumption, which can realize zero discharge of the wastewater of the limestone-plaster wet flue gas desulfurization technology and improve contribution.

The embodiments of the invention disclose a cloud platform resource self-adaptive early warning method and system. The method comprises: a node management unit, according to a first preset period, acquiring various resource consumption data of a physical machine and each virtual machine and reporting to a resource analysis early warning server; the resource analysis early warning server, according to a second preset period, analyzing the various resource consumption data and predicting the various resource consumption data of the physical machine and each virtual machine at each acquisition point in the future; monitoring the operation load of the physical machine in real time, and if the operation load exceeds an early warning threshold, acquiring the various resource consumption data of each virtual machine at current time and analyzing whether a change rate is greater than one compared to previously predicted various resource consumption data; if the change rate is greater than one, repredicting the various resource consumption data of each acquisition point in the future; and when predicted various resource consumption data exceeds a preset alarm threshold, carrying out event notification. According to the embodiments of the invention, the various resource consumption data of the virtual machines in the future can be predicted and analyzed, thus support is provided for regular adjustment of resource distribution.

The invention provides an automobile-mounted noise generating set. The automobile-mounted noise generating set comprises an automobile-mounted noise collecting unit, a sound-electricity conversion unit and an electric energy storing unit, wherein different arrangement ways and collecting devices are adopted according to the noise and structural characteristics of different positions of the automobile. The main structure of the set comprises a noise collector and a sound wave conduit in the automobile noise collecting unit, a sound pressure amplifier and a sound-electricity converter in the sound-electricity conversion unit, and a current conditioning circuit, an electric energy storage and an automobile-mounted storage battery in the electric energy storing unit. According to the automobile-mounted noise generating set, the aim of converting the noise energy of the automobile into usable electric energy is fulfilled on the premise of not influencing the normal running performance of the automobile, and waste energy is recycled. The automobile-mounted noise generating set further has the advantages of high power generation efficiency, simple structure, convenience in installing, high practicability, small occupied size, high reliability and the like.

The invention relates to a fireman individual-soldier system on the basis of a wireless Mesh network framework. The system consists of a wireless monitoring mainframe, a plurality of wireless individual-soldier sub-machines and a plurality of wireless repeaters, wherein the wireless monitoring mainframe consists of a monitoring module and a wireless center node module; and each wireless individual-soldier sub-machine consists of a central processing unit module, a positioning module, a vital sign detection module, a distress call module, an environment condition detection module, a carried equipment detection module and a wireless terminal node module. When the fireman individual-soldier system is applied particularly, firemen wear the wireless individual-soldier sub-machines to enter a fire site or other accident sites and a chief officer monitors information such as postures, motion tracks, vital signs, environment conditions, carried equipment conditions and the like through the wireless monitoring mainframe, so that the intelligence support of a command decision is provided for the chief officer in time and a scientific basis can also be provided for daily tactical training. By the fireman individual-soldier system, the modernization, automation and intellectualization levels of a fire command are improved and the battle damage rate of the firemen can also be effectively reduced.

The invention discloses a fault diagnosis method with fault-tolerant control of switch reluctance motor position sensors. The fault diagnosis method includes diagnosis and fault-tolerant control on faults of several position sensors and diagnosis and control over fault recovery of the several position sensors. The fault diagnosis method can timely diagnose faults of a position sensor of each phase, switch control algorithms and enable operation states of a switch reluctance motor to be free from influences of the faults of the position sensors, and namely normal operation can continue to remain when the faults of the position sensors happen; when the position sensors recover, whether signals are normal is judged first, if the signals are normal, diagnosis faults recover, original algorithms are switched back, therefore, fault-tolerant capacity of the switch reluctance motor is effectively improved, and great significances are achieved.

The invention discloses a method and a system for treating desulfurization wastewater, which are applicable to treating the wastewater generated from limestone-plaster wet flue gas desulfurization and other wastewater with high salt content. The system comprises a spray drier, a flue gas transport pipeline, a dust catcher, a smoke exhaust fan, a waste ash outlet and the like. The method comprises the steps: in the spray drier, hot flue gas and the desulfurization wastewater exchange heat through convection contact, so as to change the wastewater to particles and wet flue gas, discharge the settled particles and remove the wet flue gas and the suspended particles through the dust catcher. The method and the system have the advantages of low cost, little area occupation and low energy consumption, which can realize zero discharge of the wastewater of the limestone-plaster wet flue gas desulfurization technology and improve contribution.

The invention relates to the technical field of health risk assessment, and specifically relates to an enteric microorganism-based health risk prediction system. The system comprises a specimen information reception function module, a high-throughput sequencing analysis data reception and management module, an enteric microorganism information management module and a report system main interface. According to the system, a brand-new quality management system can be established, and automatic, informationalized, networked and intelligent management of quality control data is taken as the core, so that scientific, standard and efficient management for detection and understanding work of enteric microorganism floras and functions is realized, and the health conditions of human bodies are assessed through enteric microbiome data information.

A low-Nox combustion technology features that the combustion box is divided into primary combustion region, reduction region and burning off region from bottom to top. In the primary combustion region, the multi-layer horizontal coal powder combustion technique is used. In the reduction region the under-oxygen reduction technique is used. The burn0off air is fed into the burning off region. The jet direction of the secondary wind among each two burner layers is deflected clockwise by 10-15 deg. relative to the jet direction of primary wind and coal powder stream. The excessive coefficient of air in reduction region is 1.0. The horizontal direction of burn-off windjet is deflected anticlockwise by 5-10 deg. relative to the jet direction of primary wind. Its advantages are stable and uniform combustion, and low release of Nox.

The invention belongs to the technical field of wastewater treatment in a thermal power plant and particularly relates to a concentration crystallization zero-emission system for wastewater in the thermal power plant. The system includes a denitrating apparatus, a main dust remover and a desulfurizing column. An air preheater is arranged on a flue between the denitrating apparatus and the main dust remover. A draft fan is arranged on a flue between the main dust remover and the desulfurizing column. The system also includes a desulfurizing wastewater spray-concentrating apparatus, which performs spray-concentration to the desulfurizing wastewater by means of heat in low-temperature flue gas in the flue between the main dust remover and the desulfurizing column, and a concentrated wastewater spray-crystallization apparatus, which performs spray-crystallization to the concentrated wastewater by means of heat in high-temperature flue gas in the flue between the denitrating apparatus and the air preheater. The system is free of consumption of extra heat during the concentration crystallization process, so that operation energy consumption is greatly reduced, and zero-emission of wastewater in thermal power plant is achieved.

The invention aims at providing an inside and outside reinforced structural type configuration-changeable obstacle crossing robot which comprises a car body, main arms and auxiliary arms. Main arm caterpillar band support frames are installed on two sides of the car body, power-driven wheels, main arm wheels and driven wheels are sequentially installed on the main arm caterpillar band support frames from front to back, the main arms are installed on the main arm caterpillar band support frames, one end of each main arm is connected with the main arm wheels, and a planet wheel is installed at the other end of each main arm. A first auxiliary wheel and a second auxiliary wheel are respectively installed at two ends of each auxiliary arm, the second auxiliary wheels are coaxial with the driven wheels, main arm caterpillar bands are installed the main arm caterpillar band support frames through the planet wheels, the power-driven wheels, the main arm wheels and the driven wheel, and auxiliary arm caterpillar bands are installed on the auxiliary arms through the first auxiliary wheels and the second auxiliary wheels. The inside and outside reinforced structural type configuration-changeable obstacle crossing robot adopts a composite main arm structure, inner and outer arms reinforced design is adopted by the main arms, the strength of the main arms in the movement process is ensured, and accordingly the stationarity of the car body in obstacle crossing is improved.

The invention discloses an intelligent control method for a fresh air handling unit. The control method comprises the following steps: (1) monitoring indoor and outdoor temperature values, an indoor CO2 concentration value and a PM2.5 concentration value in real time; and (2) firstly, adjusting the openness of a fresh air valve according to the monitored indoor and outdoor temperature values and an indoor temperature priority algorithm, and when the outdoor temperature or indoor temperature is in a preset range, calculating and executing the openness of the fresh air valve according to the monitored CO2 concentration value, the PM2.5 concentration value and an air quality balance algorithm. The invention further provides the fresh air handling unit applying the control method. By the adoption of the indoor temperature priority algorithm and the air quality balance algorithm, the indoor temperature can be guaranteed preferentially under any working condition, and then the indoor PM2.5 concentration and the indoor CO2 concentration are effectively controlled, so that the environmental quality of air in a classroom is guaranteed, and the comfortable sensation of a student to a learning environment is enhanced; and the operation duration of the fresh air handling unit is preset according to a class period and background noise in the classroom, so that no influence on the class teaching is caused during the operation of the fresh air handling unit, and a good learning environment is supplied to the student.

The invention provides a debugging method and system for a programmable logic device.The method comprises the steps that a client side sets working parameters of an enhanced type logic analyzer core, and compiles the working parameters and design to be detected to comprehensively generate a bitstream file to be sent to a service side; the service side downloads the bitstream file to the programmable logic device; the programmable logic device executes the design to be tested, and the enhanced type logic analyzer core collects and stores data according to the working parameters and sends the data to the service side.The service side stores and processes the data and then sends the data to the client side.By means of the debugging method and system, enhanced type logic analyzer core is embedded into the programmable logic device, data sampling output is carried out on the design to be tested through the enhanced type logic analyzer core, no external logic analyzer or oscilloscope needs to be adopted in the process, testing points do not need to be planned on a circuit board, and pin resources are not occupied.

The invention provides a feedwater replacement type economizer system for whole commissioning of a denitration device. The feedwater replacement type economizer system is characterized in that the feedwater replacement type economizer system comprises a first bypass, a second bypass and a third bypass, the first bypass and the second bypass are arranged between a downcomer and a feedwater pipeline, the first bypass is provided with a vessel pot, a stop valve, a circulating pump, a flow control valve, a stop valve and a check valve in sequence from the downcomer to the feedwater pipeline, the second bypass is provided with a stop valve, a flow control valve and a check valve in sequence from the feedwater pipeline to the downcomer, one end of the third bypass is in the position between the flow control valve and the stop valve of the first bypass, the other end of the third bypass is connected with the downcomer, the third bypass is provided with a stop valve, and a flow control valve is arranged between the first bypass and the second bypass in the feedwater pipeline. By means of the feedwater replacement type economizer system, economy of a boiler is not sacrificed under heavy load, the smoke temperature of an inlet of the denitration device can be increased under low load, and the feedwater replacement type economizer system is suitable for boilers with the smoke temperature of the denitration device inlet under low load reaching 40 DEG C.

The invention relates to a DVR (Dynamic Voltage Restorers)-based low-voltage ride through support device of a wind generating set, consisting of a DVR, an active power release circuit, a network-side reactive current injection inverter and a controller, wherein the DVR is provided with a port A, a port B and a port C, wherein the port A is connected with the output end of the wind generating set, the port B is connected with a grid, a filter input side of the DVR is connected to a main loop in a serial connection mode, an output side of an H bridge inverter is the port C, and a direct-current capacitor is arranged in the port C; the reactive current injection inverter is provided with a port AC and a port DC, wherein the port AC is connected with the port B of the DVR, and a direct-current bus capacitor is arranged at the port DC; a stator Crowbar is provided with a port AC and a port DC, wherein the port AC is connected with the port A of the DVR, and the direct-current bus capacitor is arranged at the port DC; and a working state of the DVR is controlled by a triggering signal sent by the controller.

The invention discloses an intelligent reducing self-starting vertical axis wind power generation device. A straight-line wing-shaped structure in a vertical axis wind turbine is adopted; the combined structure of a servo motor and a gear rack is used for controlling and regulating the gyration radius of a wind wheel; when wind speed is lower than cut-in speed, the wind power generation device automatically starts an operation and automatic-switching function; and the gyration radius of the wind wheel is intelligently controlled, the wind power generation device is subjected to self-starting, and safe operation is monitored. From the aspect of changing the gyration radius of the wind wheel of the vertical axis wind turbine, the invention provides an effective method of improving the efficiency of the vertical axis wind wheel and the output power of the wind power generation device, and provides an effective path for the self starting of the wind power generation device when wind speed is lower than the cut-in speed and the self protection of the wind power generation device when wind speed exceeds rated wind speed. The intelligent reducing self-starting vertical axis wind power generation device is especially suitable for wind power generation application occasions with high wind speed and quickly-changed wind speed and wind direction, such as ships, ocean engineering platforms, islands and the like, and has the advantages of compact structure, high control precision of the gyration radius of the wind wheel and stable system stability and is convention to install.

The invention relates to a variable pitch transport chain which comprises hollow chain pins, wherein the chain pins are connected by chain plates; an autorotation axis is arranged in each hollow chainpin; the lower part of the autorotation axis is provided with an autorotation chain wheel, and the upper part of the autorotation axis is provided with a bottle blank supporting seat; and both sides of a transport chain are provided with annular guide rails. The variable pitch transport chain is characterized in that a chain link short pitch L1 in the same drawing and blowing unit group is smaller than a chain link long pitch L2 between the drawing and blowing unit groups; two chain links with the short pitch are connected by the short chain plate A and short chain plate B; and two chain links with the long pitch are connected by the long chain plate A and the long chain plate B. The scheme is suitable for simultaneously moulding a plurality of bottle blowing machines once and can fully and reasonably utilize a chain link space on the transport chain after the chain link pitch positioned in the same drawing and blowing unit group is shortened, thereby improving the moulding efficiency; in addition, die cavities of a moulding die correspond to bottle blanks of the same drawing and blowing unit group, after the pitch is reduced, distanc among all die cavities are also reduced, thereby saving die materials.

The invention relates to fuel-burning equipment and provides a bio-particle fuel burner. According to the bio-particle fuel burner, the burner fast to ignite can reduce fuel loss, improve the utilization efficiency of fuel, save energy and protect environment, a machine table operates safely and stably, the burning power is large and the automatic level is high. The bio-particle fuel burner comprises a machine frame, a combustion chamber, a bin, a PLC, a temperature sensor and an air blower, wherein the combustion chamber, the bin, the PLC, the temperature sensor and the air blower are arranged on the machine frame. The bio-particle fuel burner further comprises an adjustable-air flow-distributing device and an ignition device. The bin is provided with a discharge device. The combustion chamber is provided with a feed pipe communicated with the discharge device of the bin. The air blower is communicated with an air inlet of the combustion chamber through the adjustable-air flow-distributing device. A flow-distributing output pipe air outlet of the adjustable-air flow-distributing device is further communicated with a feed pipe discharge opening of the combustion chamber. The ignition device comprises an ignition transformer and an electric stove wire connected with the ignition transformer. The electric stove wire is arranged in the combustion chamber. The PLC is connected with the discharge device, the ignition transformer, the temperature sensor and the adjustable-air flow-distributing device respectively.

The invention relates to a ball seat assembly and a ball-pitching sliding sleeve type fracturing device. The ball-pitching sliding sleeve type fracturing device comprises an inner sleeve, and outer sleeve, a fracturing ball, and the ball seat assembly. The inner sleeve is slidably sleeved in the outer sleeve. The inner sleeve and the outer sleeve are respectively provided with fracturing windows. The inner sleeve slides to open or close the fracturing window. The inner side surface of the outer sleeve is provided with a fracturing ball releasing groove. The fracturing ball is pitched on the ball seat assembly. When the ball seat assembly moves to the fracturing ball releasing groove, the fracturing ball generates thrust under the action of external forces, to push a plurality of ball seat supports to move outward along a radial direction, and the fracturing ball passes through the ball seat assembly and falls into a next section of the ball-pitching sliding sleeve type fracturing device. Using the ball-pitching sliding sleeve type fracturing device can realize an objective of fracturing an infinite layer section by just pitching a ball, and construction cost is reduced and yield of a single well is increased. The device solves defects in the prior art of range limitation of a fracturing sliding sleeve and influence of sliding of the inner sleeve after a shear pin is cut off.

The invention relates to an intelligent weeding robot. The intelligent weeding robot comprises a cart, a GPS positioning device, a camera used for identifying weeds and a weeding device, wherein the GPS positioning device, the camera and the weeding device are arranged on the cart. The weeding device comprises a cutter head which is mounted at the front end of the cart and used for cutting weeds and a supporting arm which is used for supporting the cutter head; the cart is also provided with a weed burning device used for burning the cut weeds; the cart is internally provided with an automaticcontrol module, and the automatic control module includes a GPS positioning module, an image recognition module, a weed cutting module and a weed burning module; the GPS positioning module, the imagerecognition module, the weed cutting module and the weed burning module are used for controlling the GPS positioning device, the camera, the weeding device and the weed burning device respectively; the automatic control module comprises a control panel and a touch display screen. The intelligent weeding robot can recognize and cut the weeds and then burn off the cut weeds to prevent some weeds from rooting and germinating again, and the weeds are burned into ash and can be used as fertilizer to promote crop growth.