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37results about How to "Strong regional adaptability" patented technology

Wide-temperature high-efficiency air source heat pump unit with anti-frosting function and operating method thereof

ActiveCN101806519AImprove efficiencyImprove low temperature adaptabilityHeat pumpsCorrosion preventionSolenoid valveEngineering
The invention relates to an air source heat pump unit and an operating method thereof. A compressor is communicated with an indoor heat exchanger through a first on-and-off valve and a four-way reversing valve; the indoor heat exchanger is connected with a bidirectional liquid accumulator through a first one-way valve; one path is connected to the compressor through an anti-frosting coil, a third throttle valve, an outdoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator and a second on-and-off valve; the other path is connected to the compressor through an electromagnetic valve, a second throttle valve and the second on-and-off valve; the first one-way valve is connected in parallel with the first throttle valve; the third throttle valve is connected in parallel with a second one-way valve; the compressor is communicated with the outdoor heat exchanger through the first on-and-off valve and the four-way reversing valve; and the outdoor heat exchanger is connected with the bidirectional liquid accumulator through the second one-way valve and the anti-frosting coil, and then is connected to the compressor through the first throttle valve, the indoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator, and the second on-and-off valve. The air source heat pump unit has the advantages of wide temperature application range, frosting delay, and high-efficiency operation all year round.
Owner:广东吉荣空调有限公司

Movable in-situ sensing and measuring device for near-surface atmospheric composition

InactiveCN102331482ARealize the requirements of in-situ measurementRealize dynamic visual simulation analysisMaterial analysisAtmospheric layerGas composition
The invention discloses a movable in-situ sensing and measuring device for a near-surface atmospheric composition. The device comprises an air suspension device which is taken as a moving tool for an instrument in an atmospheric layer, wherein a safety rope for ensuring safety and positioning is tied on the air suspension device; a geographical space positioning module, a microprocessor, a communication module, a gas measuring module and a gas concentration sensor are arranged on the air suspension device; the geographical space positioning module is used for receiving a signal of a global positioning system according to a data acquisition command of the microprocessor, and determining the geographical space position of the air suspension device; and the gas concentration sensor is used for detecting the concentration of a tested gas composition in the atmospheric layer, sending a command according to data of the microprocessor, and transmitting the gas concentration signal and the geographical space position to a ground monitoring center in a wireless mode. The movable in-situ sensing and measuring device for the near-surface atmospheric composition provided by the invention has rich measuring parameters, higher measuring accuracy and low cost.
Owner:HANGZHOU NORMAL UNIVERSITY

Vehicle axle load dynamic identification method and system based on arch bridge suspender force influence surface loading

The invention discloses a vehicle axle load dynamic identification method based on arch bridge suspender force influence surface loading. The method comprises the steps of extracting beam type and structure parameter control information; extracting theoretical suspender influence surface control information of the arch bridge suspender force measurement point; correcting a suspender force influence surface according to a loading test arch bridge suspender force influence line result; setting an arch bridge suspender force threshold corresponding to triggering identification of vehicle axle load identification; enabling the vehicle axle load identification system to identify a vehicle axle load through the arch bridge. The invention integrates big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and other comprehensive applications, realizes reverse identification of arch bridge vehicle load based on arch bridge suspender force caused by structural dynamic load as identification parameter on the basis of extraction of structural characteristic parameters and real-time structural response, and the identification system and method for a new generation of intelligent monitoring products with intelligent calculation as the core and self-induction, self-adaptation, self-learning and self-decision as the significant characteristics are achieved.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Regional landslide hazard rainfall early warning method and system

The invention discloses a regional landslide hazard rainfall early warning method and system. For overcoming the defects that in the prior art, according to a landslide hazard rainfall early warning threshold value determined by drawing a lower envelop line in a scatter diagram, the position of the lower envelop is random, and the threshold value is likely to be small, the regional landslide hazard rainfall early warning method comprises the steps that the region is within the landslide hazard early warning range, rainfall capacity data is monitored inside a disaster frequent-occurrence period, and when the rainfall capacity meets the early warning condition, corresponding landslide hazard early warning signals are given out. The rainfall capacity early warning conditions are composed of the judgment rainfall Rc and various levels of early warning threshold values, wherein Rc is a monitoring object in rainfall early warning, and Rc and the various levels of early warning threshold values are determined and obtained through a statistical analysis method on the basis of historic rainfall and landslide hazard data within the regional range. The invention further provides an early warning system utilizing the method. The method is reliable in principle, key rainfall capacity early warning conditions in the method can be obtained on the basis of regional hazard data, and the regional adaptability is high.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI

Preparation method and application of comb-shaped block polycarboxylate superplasticizer

The invention belongs to the technical field of super plasticizers and discloses a preparation method and application of a comb-shaped block polycarboxylate superplasticizer. According to the invention, a halide is used as an initiator, metal copper ions and ligands are used as a catalytic system, unsaturated acid ester is taken as a monomer, and a free radical polymerization reaction is carried out to generate a macromolecular initiator; then the macromolecular initiator is taken as an initiator and unsaturated polyether is used as a monomer to generate a comb-shaped block copolymer; and thecomb-shaped block copolymer is subjected to acidolysis to obtain the comb-shaped block superplasticizer, wherein carboxylic acid chain segments obtained by acidolysis serve as anchoring groups to be adsorbed on the surface of cement particles, and hydrophilic polyether is used as steric hindrance groups, so that dispersibility reduction of cement particles due to influence of calcium ions in cement pores on the carboxylic acid chain segments can be prevented, and finally, the cement particles are uniformly dispersed. Meanwhile, a large amount of free water generated by agglomeration is released, so that the purpose of improving fluidity of cement slurry is achieved. The super plasticizer has the characteristics of low mixing amount, high cement slurry fluidity and the like.
Owner:中科广化(重庆)新材料研究院有限公司 +2

Method and system for dynamically identifying vehicle axle load based on stay cable force influence surface loading

The invention discloses a method for dynamically identifying a vehicle axle load based on stay cable force influence surface loading. The method comprises the following steps: extracting beam type andstructure parameter control information; extracting the cable force influence surface control information of the stay cable force measurement points; correcting influence surface design parameters according to a static load test result of the cable-stayed bridge; setting a corresponding stay cable force threshold value for triggering a vehicle axle load identification system; enabling the stay cable force vehicle axle load identification system to identify the vehicle axle load; and triggering a cable-stayed bridge safety risk early warning system through a stay cable force. Big data, machinelearning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and the like are integrated, stay cable force caused by structural dynamic load is used as identification parameters on the basis of structural characteristic parameter extraction and real-time structural response, cable-stayed bridge passing vehicle load is reversely identified, a newgeneration of intelligent monitoring product takes intelligent calculation as a core and takes self-induction, self-adaptation, self-learning and self-decision as significant characteristics.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Dehumidification drying equipment and method controlled by new energy assistance and wide temperature section

The invention discloses dehumidification drying equipment and a dehumidification drying method controlled by new energy assistance and wide temperature section. The dehumidification drying equipment comprises a dehumidification room and a drying room, wherein the dehumidification room is arranged at one side of the drying room, an air supply room is arranged at the other side of the drying room, blowing holes are formed in the common wall of the air supply room and the drying room, and a dehumidification device and a drying device are arranged in the dehumidification room. The dehumidification drying equipment further comprises a solar air collector arranged at the top of the drying room, a collector air inlet is formed at one side of the solar air collector, a collector exhaust duct connected with an exhaust duct B is arranged at the other side of the solar air collector, and a collector electromagnetic regulating valve used for regulating exhaust air rate is arranged on the pipeline of the collector exhaust duct. According to the invention, new energy assistance and wide temperature section automatic regulation are added on the basis of conventional energy resources, so that dehumidification drying can be carried out on different varieties of grains, forest products and traditional Chinese medical materials needing different drying temperature.
Owner:王正宇

Vehicle axle load dynamic identification method and system based on vertical displacement influence surface loading

The invention discloses a method for dynamically identifying a vehicle axle load by loading a vertical displacement influence surface. The method comprises the following steps: extracting beam type and structural parameter control information; extracting theoretical displacement influence surface control information of the vertical displacement measurement points; correcting the displacement influence surface according to the loading test bridge displacement influence surface result; setting a vertical displacement threshold value corresponding to triggering identification of vehicle axle weight identification; enabling the vehicle axle load recognition system to recognize the axle load of the vehicle passing through the bridge; and triggering a bridge safety risk early warning system through vertical displacement. The method integrates big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and other comprehensive applications, realizes reverse identification of bridge vehicle load based on vertical displacement caused by structural dynamic load as identification parameter on the basis of extraction of structural characteristic parameters and real-time structural response, and improves the accuracy of bridge vehicle load identification. The recognition system and method for a new generation of intelligent monitoring products with intelligent calculation as the core and self-induction, self-adaptation, self-learning and self-decision as the significant characteristics are achieved.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Method and system for dynamic identification of vehicle axle load based on vertical displacement affecting surface loading

A method for dynamically identifying the axle load of a vehicle under vertical displacement-influenced surface loading, comprising: extracting beam type and structural parameter control information; extracting theoretical displacement-influenced surface control information at vertical displacement measurement points; correcting the displacement according to the results of the bridge displacement-influenced surface in the loading test Affected surface; set trigger recognition vehicle axle load identification corresponding vertical displacement threshold; vehicle axle load identification system identifies vehicle axle load passing through the bridge; vertical displacement triggers bridge safety risk early warning system. The present invention integrates comprehensive applications such as big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology, etc., and realizes based on the extraction of structural characteristic parameters and real-time structural response, based on structural dynamic loads. The vertical displacement is the identification parameter, and the reverse identification of the bridge vehicle load is realized to realize the identification system and method of a new generation of intelligent monitoring products with intelligent computing as the core and self-induction, self-adaptation, self-learning and self-decision as the notable features.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Wide-temperature high-efficiency air source heat pump unit with anti-frosting function and operating method thereof

ActiveCN101806519BImprove efficiencyImprove low temperature adaptabilityHeat pumpsCorrosion preventionEngineeringElectromagnetic valve
The invention relates to an air source heat pump unit and an operating method thereof. A compressor is communicated with an indoor heat exchanger through a first on-and-off valve and a four-way reversing valve; the indoor heat exchanger is connected with a bidirectional liquid accumulator through a first one-way valve; one path is connected to the compressor through an anti-frosting coil, a thirdthrottle valve, an outdoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator and a second on-and-off valve; the other path is connected to the compressor through an electromagnetic valve, a second throttle valve and the second on-and-off valve; the first one-way valve is connected in parallel with the first throttle valve; the third throttle valve is connected in parallel with a second one-way valve; the compressor is communicated with the outdoor heat exchanger through the first on-and-off valve and the four-way reversing valve; and the outdoor heat exchangeris connected with the bidirectional liquid accumulator through the second one-way valve and the anti-frosting coil, and then is connected to the compressor through the first throttle valve, the indoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator, and the second on-and-off valve. The air source heat pump unit has the advantages of wide temperature application range, frosting delay, and high-efficiency operation all year round.
Owner:广东吉荣空调有限公司

A method and system for dynamic scheduling optimization of urban public transportation

ActiveCN107330547BImprove operation scheduling efficiencyLow costForecastingResourcesDecision modelThe Internet
The present invention belongs to the data processing technology field, and discloses an urban bus dynamic scheduling optimization method and system. The method comprises: on the basis of obtaining information such as degree of congestion of a bus, a road congestion condition, bus real-time location and the like, establishing a three-layer scheduling decision model comprising a time frame bus-times model, a departing time decision model and a path changing model; realizing information interaction of people, vehicles and roads through an internet technology; determining optimal time frame bus times through the time frame bus-times model from the beginning of balancing bus operating cost, passenger waiting time and riding comfort; taking the maximum total meeting times and the minimum total meeting stations of an area as a target regulation departing moment through the departing time decision model so as to effectively reduce the probability of transferring and waiting; and employing the idea of being far away from a jamming road by employing the path changing model to effectively improve the running speed and reduce the following station passenger waiting time, and arranging response stations to allow passengers having missed the stations to get off.
Owner:CHONGQING JIAOTONG UNIVERSITY

Medium-and-high-power gas turbine mobile power station with main body borne by single vehicle and compact design

The invention provides a medium-high power gas turbine mobile power station with a single main body for bearing and compact design, which consists of a main vehicle module integrating a gas turbine, a generator and corollary equipment, an electric control vehicle module, a semitrailer unit and other modularized accessory systems meeting road transportation standards, the box body chassis, the sound insulation box body, the coupler, the generator body, the generator lubricating oil system, the outgoing line busbar, the neutral point cabinet and the outlet circuit breaker cabinet are integrated on a main vehicle module in a transportation state, and the hydraulic leveling system is composed of a plurality of pairs of hydraulic adjusting supporting legs symmetrically distributed on the left side and the right side of the main vehicle module. The electric control system is integrated in the electric control vehicle module unit, the distributed I/O cabinet is distributed on the main vehicle module, and the exhaust system, the air inlet filtering system, the air inlet system, the fuel system, the power output cable and the like are installed in the running state. The high-efficiency mobile power generation device has the advantages of short construction period (no need of on-site mechanical docking), fast unfolding and starting, and large power density.
Owner:中国船舶重工集团公司第七0三研究所

Method and system for dynamic identification of vehicle axle load based on surface loading influenced by cable forces

The method of dynamic identification of vehicle axle load based on cable force influence surface loading includes: extracting beam type and structural parameter control information; extracting cable force force measurement point cable force influence surface control information; cable-stayed bridge static load test results correction influence Surface design parameters; set the trigger vehicle axle load identification system corresponding to the cable force threshold; the cable force vehicle axle load identification system identifies the vehicle axle load; cable force triggers the safety risk warning system of the cable-stayed bridge. The present invention integrates comprehensive applications such as big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology, etc., and realizes based on the extraction of structural characteristic parameters and real-time structural response, based on structural dynamic loads. The cable force of the cable-stayed cables is used as the identification parameter to reversely identify the vehicle load of the cable-stayed bridge, and realize the identification method of a new generation of intelligent monitoring products with intelligent computing as the core and self-sensing, self-adapting, self-learning and self-decision-making as the notable features.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Combined regenerative energy power supply device

The invention provides a combined regenerative energy power supply device which comprises a wind power generation unit, a photovoltaic power generation unit, a high-capacity energy storage element and a coordination control unit, wherein the high-capacity energy storage element is used for storing electric energy; the coordination control unit is used for enabling the wind power generation unit or the photovoltaic power generation unit to charge the high-capacity energy storage element when the electric quantity produced by the wind power generation unit and the photovoltaic power generation unit is higher than the demand of users in a region, and supplying power to an outside power pool system under the condition that the electric energy is surplus after the charging of the high-capacity energy storage element is finished; and the coordination control unit is also used for cutting off the wind power generation unit and the photovoltaic power generation unit and enabling the outside power pool system to charge the high-capacity energy storage element and supply power to loads of the users in the region when the electric quantity produced by the wind power generation unit and the photovoltaic power generation unit is lower than the demand of the users in the region. According to the invention, line loss and construction investment caused by remote locations of power generation places and long distances from loads can be effectively reduced.
Owner:POWER DISPATCHING CONTROL CENT OF GUANGDONG POWER GRID CO LTD

Regional landslide disaster rainfall early warning method and early warning system

The invention discloses a regional landslide hazard rainfall early warning method and system. For overcoming the defects that in the prior art, according to a landslide hazard rainfall early warning threshold value determined by drawing a lower envelop line in a scatter diagram, the position of the lower envelop is random, and the threshold value is likely to be small, the regional landslide hazard rainfall early warning method comprises the steps that the region is within the landslide hazard early warning range, rainfall capacity data is monitored inside a disaster frequent-occurrence period, and when the rainfall capacity meets the early warning condition, corresponding landslide hazard early warning signals are given out. The rainfall capacity early warning conditions are composed of the judgment rainfall Rc and various levels of early warning threshold values, wherein Rc is a monitoring object in rainfall early warning, and Rc and the various levels of early warning threshold values are determined and obtained through a statistical analysis method on the basis of historic rainfall and landslide hazard data within the regional range. The invention further provides an early warning system utilizing the method. The method is reliable in principle, key rainfall capacity early warning conditions in the method can be obtained on the basis of regional hazard data, and the regional adaptability is high.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI

Structural system and construction method of super large hyperboloid double-layer cable storage tank

The present invention relates to the structure system and construction method of a super large hyperboloid double-layer cable storage tank, wherein the super-large hyperboloid double-layer cable storage tank structure system includes a tank top, a tank wall and a tank bottom, and the tank top adopts a hyperboloid double-layer cable Cable structure, the inner ring beam is closed with a reticulated shell structure, and the roof panel is laid on the double-curved double-layer cable structure and the reticulated shell structure. , the outer ring beam and high-strength spring steel pipes, each stabilizing cable and each pressure-bearing cable are fastened together with the T-shaped steel plate bracket through the bolt holes at the upper end of the steel node connected by the cable tubes connected with the stabilizing cable, and the T-shaped steel plate bracket and The upper cover plate fixes the roof plate between the two through high-strength bolts; the tank wall is composed of ordinary concrete sandwiched between the inner plate and the outer plate, and two ring-shaped I-beams are arranged on the top, and the two ring-shaped I-beams are connected to form Ring steel trusses. The invention is used to solve the problem that the conventional steel storage tank has a small volume and cannot well meet the needs of development.
Owner:HEILONGJIANG BAYI AGRICULTURAL UNIVERSITY

A new energy-assisted dehumidification and drying equipment and method for wide temperature range regulation

The invention discloses dehumidification drying equipment and a dehumidification drying method controlled by new energy assistance and wide temperature section. The dehumidification drying equipment comprises a dehumidification room and a drying room, wherein the dehumidification room is arranged at one side of the drying room, an air supply room is arranged at the other side of the drying room, blowing holes are formed in the common wall of the air supply room and the drying room, and a dehumidification device and a drying device are arranged in the dehumidification room. The dehumidification drying equipment further comprises a solar air collector arranged at the top of the drying room, a collector air inlet is formed at one side of the solar air collector, a collector exhaust duct connected with an exhaust duct B is arranged at the other side of the solar air collector, and a collector electromagnetic regulating valve used for regulating exhaust air rate is arranged on the pipeline of the collector exhaust duct. According to the invention, new energy assistance and wide temperature section automatic regulation are added on the basis of conventional energy resources, so that dehumidification drying can be carried out on different varieties of grains, forest products and traditional Chinese medical materials needing different drying temperature.
Owner:王正宇

Method and system for dynamic identification of vehicle axle load based on loading of arch bridge hanger force influence surface

A method for dynamically identifying the axle load of a vehicle based on loading on an arch bridge hanger force influence surface, comprising: extracting girder type and structural parameter control information; extracting the theoretical hanger force influence surface control information of an arch bridge hanger force measurement point; The rod force influence line result corrects the influence surface of the boom force; sets the trigger recognition vehicle axle load recognition corresponding to the arch bridge boom force threshold; the vehicle axle load recognition system recognizes the vehicle axle load through the arch bridge. The present invention integrates comprehensive applications such as big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology, etc., and realizes based on the extraction of structural characteristic parameters and real-time structural response, based on structural dynamic loads. The arch bridge hanger force is used as the identification parameter to reversely identify the vehicle load of the arch bridge, realizing a new generation of intelligent monitoring products with intelligent computing as the core, and an identification system and method featuring self-sensing, self-adaptation, self-learning and self-decision-making.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP

Movable in-situ sensing and measuring device for near-surface atmospheric composition

The invention discloses a movable in-situ sensing and measuring device for a near-surface atmospheric composition. The device comprises an air suspension device which is taken as a moving tool for an instrument in an atmospheric layer, wherein a safety rope for ensuring safety and positioning is tied on the air suspension device; a geographical space positioning module, a microprocessor, a communication module, a gas measuring module and a gas concentration sensor are arranged on the air suspension device; the geographical space positioning module is used for receiving a signal of a global positioning system according to a data acquisition command of the microprocessor, and determining the geographical space position of the air suspension device; and the gas concentration sensor is used for detecting the concentration of a tested gas composition in the atmospheric layer, sending a command according to data of the microprocessor, and transmitting the gas concentration signal and the geographical space position to a ground monitoring center in a wireless mode. The movable in-situ sensing and measuring device for the near-surface atmospheric composition provided by the invention has rich measuring parameters, higher measuring accuracy and low cost.
Owner:HANGZHOU NORMAL UNIVERSITY
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