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53results about How to "Timeliness" patented technology

Tension adjusting mechanism of diamond wire extracting machine

ActiveCN102079062APrecisely senses tension changesPrecision toolGrinding machinesFine working devicesElectric machineryA diamond
The invention provides a tension adjusting mechanism of a diamond wire extracting machine, which is applied to a diamond wire extracting machine provided with a filament storage barrel, a diamond wire, a first guide wheel and a second guide wheel. The tension adjusting mechanism provided by the invention at least comprises a tension wheel, a tension sensor, a servo motor and a screw rod, wherein the tension wheel is used for dragging the diamond wire between the first guide wheel and the second guide wheel; the tension sensor is arranged on the tension wheel and continuously senses the tension value of the diamond wire; the servo motor is electrically connected with the tension sensor and works after receiving driving signals sent by the tension sensor; one end of the screw rod is connected with the tension wheel, and the other end of the screw rod is connected with the servo motor; and when the servo motor works, the screw rod is utilized to drag the tension wheel to make a unidirectional displacement to adjust the tension of the diamond wire, thereby solving the problems that the cutting work is not beneficial to implementation and the like because the tension compensation of a tension compensating mechanism is insufficient, the compensation is not timely and the tension sensing is not accurate in the prior art.
Owner:海宁市日进科技有限公司

Warehouse remote monitoring system based on single-chip microcomputer

The invention discloses a warehouse remote monitoring system based on a single-chip microcomputer. The warehouse remote monitoring system comprises a smog sensor, a human body pyroelectric sensor, a data acquisition terminal, the single-chip microcomputer, an acousto-optic alarm circuit and a monitoring terminal. The signal input ends of the smog sensor and the human body pyroelectric sensor are connected with the signal input end of an A/D converter. The signal output end of the A/D converter is connected with the signal input end of the data acquisition terminal. The data acquisition terminal is connected with the single-chip microcomputer. The alarm signal output end of the single-chip microcomputer is connected with the signal input end of the acousto-optic alarm circuit. The single-chip microcomputer is connected with a GSM module which is wirelessly communicated and connected with the monitoring terminal via a wireless communication network. Warehouse cargo information can be timely updated and monitored in real time by applying the warehouse remote monitoring system so that automatic acquisition and storage of data are realized, manual operation is reduced as much as possible, operation process is simplified and stock operation efficiency is enhanced.
Owner:CHENGDU SIMAO TECH

Temperature acquisition control device and method

The invention discloses a temperature acquisition control device and a temperature acquisition control method. The device comprises a temperature acquisition unit, a temperature acquisition channel and a temperature control unit, wherein the temperature acquisition channel comprises a quick detection channel and a slow detection channel, wherein the quick detection channel is connected with a temperature measuring point of equipment controlled by the device, and is used for acquiring the temperature of the temperature measuring point of the equipment in a first preset cycle; the slow detection channel is connected with a functional unit of the equipment, and is used for acquiring the temperature of the functional unit in a second preset cycle; the second cycle is greater than the first cycle; the temperature acquisition unit is used for acquiring the temperature of the temperature measuring point and the temperature of the functional unit, which are acquired by the temperature acquisition channel; and the temperature control unit is used for controlling the temperature of the equipment according to difference of the temperature of the functional unit and the temperature of the temperature measuring point at the same moment. The technical proposal can reduce the occupation of system resources on the premise of timely acquiring the temperature of the equipment.
Owner:ZTE CORP

Thermal treatment device and thermal treatment technology of ultra-long aluminum extrusion

The invention discloses a thermal treatment device and a thermal treatment technology of an ultra-long aluminum extrusion, and belongs to the technical field of material processing. The thermal treatment device comprises a heating furnace, a quenching water well, a feeding and discharge rail, a feeding trolley, a discharge trolley, a lifting device and a material basket, wherein a furnace body isan ultra-long horizontal furnace composed of a plurality of regions of which the temperature is independently controlled; and a product is horizontally stacked in the material basket, and enters the furnace body or the quenching water well through the feeding trolley, the discharge trolley and the lifting device to be subjected to thermal treatment. According to the thermal treatment device and the thermal treatment technology, horizontal furnace horizontal heating and inclined descend soaking quenching technologies are adopted to replace traditional vertical quenching and roller hearth type quenching technologies, the quenching cooling speed is high and uniform, quenching deformation of the product is low, surface quality is good, and performance is uniform; solid-solution quenching, annealing and ageing functions can be achieved, production scheduling is flexible, length of a biggest product of thermal treatment is large, charge batch is large, production efficiency and heat utilization rate are high, and operation is safe and reliable; and besides, deep well, heat-resistant roller, spraying devices, and the like are not required, basic requirements on equipment are low, and investment is low.
Owner:广西百矿冶金技术研究有限公司

Detection method for inorganized emission of volatile organic compounds (VOCs)

The invention provides a detection method for inorganized emission of volatile organic compounds (VOCs) and belongs to the technical field of gaseous pollutant detection. In the method, samples are directly collected by a sample injection probe of a portable gas chromatography-mass spectrum instrument, so that the inorganize-discharged VOCs are subjected to quick and accurate on-site analysis by means of CG quantitative capability of the portable GC-MS and qualitative capability of a MS detector, thus solving problems that analysis results are poor in timeliness and target substances are lost due to intermediate links, such as transportation and storage, and long analysis time of the samples in a conventional analysis and detection method of the VOCs in the prior art. The method also greatly simplifies sample collection and concentration steps, so that the inorganize-discharged VOCs are subjected to on-site detection and qualitative and quantitative results can be shown timely. The method has important meanings for monitoring of the inorganize-discharged VOCs. The method is not limited to grain and oil industry, but is also suitable for detection on the inorganize-discharged VOCs in various food processing industries, such as liquor factory, vinegar factory, pickled vegetable factory and the like.
Owner:JIANGSU ENVIRONMENTAL MONITORING CENT

Safety production early warning system and method thereof

The invention discloses a safety production early warning system and method. The system comprises a production equipment measurement module, a safety equipment monitoring module, a processing analysis module, an evaluation index module, a risk model database, an early warning information platform and a monitoring room. According to the scheme, the data and the image of the equipment during normal production are pre-stored in the risk model database, and the score of the equipment is preset according to the importance degree of the equipment, so that the real-time data and the image in actual safety production can be conveniently compared and analyzed, and the operation conditions of the production line and each piece of equipment can be timely judged; therefore, timely alarm and early warning of different degrees can be made, and a powerful guarantee is provided for safe production. Meanwhile, according to the scheme, the risk factors in the actual safety production process can be subjected to identification analysis, risk quantification and risk alarm prompting through the safety production early warning system, and in this way, type identification and grade quantification processing can be conducted on the actual risk factors.
Owner:PANZHIHUA GANGCHENG GRP MIYI RUIDI MINING

Enterprise risk early warning method and device

The invention provides an enterprise risk early warning method and device, and relates to the technical field of Internet. The device comprises a data preprocessing module, a native index extraction module, an index derivation module, an association relationship mining module, an enterprise risk early warning rule generation module and a real-time risk early warning module. The method comprises the following steps of: collecting information data of an enterprise body and an enterprise owner, preprocessing the data, and extracting native indexes to construct an original database; performing index derivation according to the native indexes to form a derivation database; carrying out association relationship mining on the enterprise body and the enterprise owner by utilizing a knowledge graph; selecting indexes with good distinction degree, and constructing an enterprise risk early warning rule; and carrying out enterprise risk early warning in real time by utilizing the generated early warning rule. According to the invention, the panoramic data of the enterprise and the behavior data of the enterprise owner are deeply mined and analyzed, so that the risk change of the monitored enterprise can be more accurate, timely and comprehensive, and active discovery and timely early warning are realized.
Owner:北京道口金科科技有限公司

Greenhouse efficiency-increasing system and method integrating biogas purification application

The invention discloses a greenhouse efficiency-increasing system and a method integrating biogas purification application. The system includes a purification device, a CH<4> storage tank, a fuel gasboiler, a CO<2> storage tank, a flue gas purification device, a greenhouse, a flue gas condensation heat exchanger, a gas-water separation device, a CO<2> additional fertilization nozzle, a hot waterheat exchanger, a water collection tank, a water storage tank, a biogas lamp and a control system. According to the actual situation of the greenhouse, biogas direct combustion or CH<4> direct combustion is selected to provide heat for the greenhouse. The flue gas generated by combustion is condensed to CO<2> and H<2>O that are be used as additional CO<2> fertilizer for greenhouse and water for crops, and winter snow at top of the greenhouse is thawed by the flue gas condensation heat exchanger to water that is used as water for the crops in the greenhouse. The system and the method achieve zero emmision of CO<2> while providing conditions required for growth of the crops in the greenhouse, and the redundant CH<4> and CO<2> can be sold or used in other industrial productions, thereby achieving three objectives of greenhouse efficiency increase, emission reduction and income increase.
Owner:XI AN JIAOTONG UNIV

Self-service patient bedding and clothing replacing machine

The invention discloses a self-service patient bedding and clothing replacing machine. The invention belongs to the technical field of medical instruments, the cleaning cabinet comprises a cabinet body and a spring goods channel which is arranged in the cabinet body and used for placing cleaned bedding and clothing. The cabinet body is further provided with a supply port connected with the springgoods channel through a funnel. Recovering a first input port of the common polluted bedding and clothing; wherein the first input port is connected with the first input port, the second input port isconnected with the second input port, the touch screen display is used for displaying bedding and clothing taking and changing information of a patient and operating a spring goods channel to put andclean bedding and clothing, the bar code scanner is used for scanning bar code information, and the microprocessor is used for processing the information. The touch screen display and the bar code scanner are both connected with the microprocessor, and the first bedding and clothing barrel and the second bedding and clothing barrel are located in the two independent cavities in the cabinet body respectively. Timeliness in replacement of the patient bedding and clothing can be met, effective turnover of the patient bedding and clothing is guaranteed, replacement and returning are achieved, andthe problems that cross infection is caused due to the fact that polluted bedding and clothing are not taken randomly, and clean bedding and clothing are not lost are solved.
Owner:THE FIRST AFFILIATED HOSPITAL OF ARMY MEDICAL UNIV

Control method for rapid temperature change of automobile environment wind tunnel

ActiveCN114281133AAccurate Feedforward ControlWill not affect the testAuxillary controllers with auxillary heating devicesTemperature controlEngineering
The invention belongs to the technical field of automobile environment wind tunnel temperature control, and particularly relates to a control method for rapid temperature change of an automobile environment wind tunnel, which comprises the following steps: S1, calculating a difference value e obtained by subtracting an actual temperature from a current target temperature; s2, if the differential of the current target temperature t to the time is analyzed, the step S3 is executed, and if the differential of the current target temperature t to the time is executed, the step S4 is executed; if so, turning to S5; s3, the heating side works; the method comprises the following steps: calculating a target temperature demand heating thermal load delta Q heating demand in feed-forward control, calculating a thermal load total amount Q of an environment wind tunnel, and then calculating a heating side large valve feed-forward total thermal load Q total = Q + delta Q heating demand; and after the feed-forward opening degree of the large valve on the heating side is calculated according to the Q total, feed-forward control is carried out on the large valve on the heating side, and PID control is carried out on the small valve on the heating side according to the e. According to the method, when the temperature of the environment wind tunnel is dynamically adjusted, the real-time error between the actual temperature of the environment wind tunnel and the target temperature is controlled to be +/-0.5 DEG C.
Owner:CHINA AUTOMOTIVE ENG RES INST

CDN node peak elimination processing method and device, electronic equipment and storage medium

The embodiment of the invention relates to a CDN node peak elimination processing method and device, electronic equipment and a storage medium, which are applied to a designated area. The designated area comprises a plurality of CDN nodes, and each CDN node is configured with a planned bandwidth, an uplink bandwidth and free duration. The method comprises the following steps: acquiring a historical bandwidth of a specified area; predicting the peak elimination bandwidth of the specified area based on the historical bandwidth; determining a peak elimination space of the CDN node based on the planned bandwidth and the uplink bandwidth; selecting at least one CDN node from a plurality of CDN nodes included in the designated area, wherein the peak elimination space sum of at least one CDN node meets the peak elimination bandwidth; determining the opening moment and the opening duration of the at least one CDN node, wherein at least one CDN node consumes free time after being opened, and provides uplink bandwidth to realize peak elimination. According to the embodiment of the invention, the problem that the timeliness and the accuracy need to be improved due to dependence on a manual mode in the current peak elimination processing can be solved.
Owner:BEIJING KINGSOFT CLOUD NETWORK TECH CO LTD

Reconnection train air conditioner centralized control method, device and system and network control center

The invention discloses a reconnection train air conditioner centralized control method, and relates to the field of train control, and the method comprises the steps of enabling a network control center to determine a to-be-transmitted instruction according to an air conditioner setting instruction when receiving the air conditioner setting instruction transmitted by an intelligent terminal in agroup to which the network control center belongs; transmitting the to-be-sent instruction to a marshalling room information transmission component; when an air conditioner setting instruction is received, determining a to-be-executed instruction according to the received air conditioner setting instruction; screening out a setting instruction that a target group in the to-be-executed instructionis a group to which the target group belongs; and sending the screened setting instruction to an air conditioning system in the group. According to the method, different compartment air conditioning systems can be differentially set by crew members (such as machinists) on the reconnection train on the air conditioning centralized control interface of any intelligent terminal on the train, the requirements for timeliness and comfort of air conditioning control are met, and the passenger experience is improved. The invention further discloses a reconnection train air conditioner centralized control device and system and a network control center which have the above beneficial effects.
Owner:ZHUZHOU CSR TIMES ELECTRIC CO LTD

Method for measuring Cr of tea by combining ASE (accelerated solvent extraction) and IC-ICP-MS, and application

The invention discloses a method for measuring Cr of tea by combining ASE (accelerated solvent extraction) and IC-ICP-MS, and application. The method comprises the following steps: 1) performing ASE on a tea sample, adding an EDTA disodium salt and ammonium nitrate solution of 0.04 mol*L<-1> with the pH value being 7.0 to 7.5, and performing extraction at 80 DEG C and under the pressure of 1600 psi; 2) separating to-be-measured liquid by using ion chromatography; and 3) measuring the concentration of Cr(III) and Cr(VI) by using ICP-MS. The method is applied to monitoring of the change of chromium in the processing process of broken black tea, evaluation on the contamination situation of a cut-up metal rotor on the chromium in the broken black tea or tea original traceability research. An innovation scheme is provided for extraction, separation and measurement of the chromium (III) and the chromium (VI) in the tea, and both timeliness and stability are taken into consideration, so high accuracy, precision and repeatability are achieved; and in addition, the method is low in cost and suitable for automatic operation. The method can be applied on a large scale, so that data in different regions, time or processes has comparability, and networking monitoring, big data mining analysis and the like can be further conducted.
Owner:TEA RES INST CHINESE ACAD OF AGRI SCI

Large-scale million-kilowatt photovoltaic base regional radiation resource monitoring system

The invention discloses a large-scale million-kilowatt photovoltaic base regional radiation resource monitoring system which mainly comprises a radiation monitoring station, a communication network and a central station, wherein the radiation monitoring station is used for automatically collecting local radiation parameters and local environmental parameters in real time and storing the collected parameters, performing operation and conversion processing on the collected local radiation parameters and local environmental parameters, and sending the radiation monitoring data obtained after operation and conversion processing to the central station through the communication network; the communication network is used for providing a plurality of communication channels for data interaction between the radiation monitoring station and the central station; and the central station is used for reading and receiving the radiation monitoring data sent by the radiation monitoring station through the communication network at regular time, and performing collection, archiving and remote processing. The large-scale million-kilowatt photovoltaic base regional radiation resource monitoring system can overcome the defects of single communication mode and small coverage area in the prior art, so as to achieve the advantages of diverse communication modes and wide coverage area.
Owner:STATE GRID CORP OF CHINA +3
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