70results about How to "Perfect operation" patented technology

The invention discloses a power battery heat management system based on flat plate heat pipes. The power battery heat management system comprises a module box body and a module box body top cover, wherein at least two individual battery group shells are placed in the module box body; at least two battery module groups formed by connecting individual batteries in series or in parallel are placed in each individual battery group shell; a flat plate heat pipe with a cooling system is arranged on the surface of each individual battery and is attached to the surface of the corresponding individual battery; cooling water circulates in the flat plate heat pipes. The power battery heat management system has the advantages of high efficiency, simple structure, stable and reliable operation, functional diversity and the like, is used for performing efficient heat management, including heat dissipation, heating, waste heat recycling and the like, on a power battery under various charge-discharge conditions, is applicable to various types of electric equipment driven by power batteries, and has wide market prospect.

The invention discloses a low-grade heat energy driven electrode liquid self-circulating hydrogen production method, and belongs to the technical field of new energy. Low-grade heat energy serves as driving force, and continuous hydrogen production is achieved through the concentration change of a working solution. The low-grade heat energy driven electrode liquid self-circulating hydrogen production method comprises the steps: firstly, the low-grade heat energy is converted into chemical potential energy of the working solution through a low-temperature multi-effect distillation method; thenthe chemical potential energy is converted into the potential difference between two electrodes of a cell stack based on the reverse electrodialysis principle; and then hydrogen and oxygen are produced through a reduction reaction or an oxidation reaction occurring on the hydrogen production electrode and the oxygen production electrode in the same electrode liquid. The waste solution losing partof the chemical potential energy is recycled after flowing out from the cell stack, and then regenerated under driving of the low-grade heat energy; the electrode liquid is self-circulated between a hydrogen production electrode liquid cavity and an oxygen production electrode liquid cavity in the two ends of the cell stack; the low-grade heat energy can be continuously, efficiently and steadily converted to be utilized; a hydrogen production system does not need to operate at the high temperature and high pressure, mechanical moving parts are few, and capacity configuration is flexible; and the single-type electrode liquid is adopted and is in an electrolyte closed cycle, and long-time operation can be achieved only by supplying deionized water.

The invention discloses a power battery thermal management system based on flat loop heat pipes. The system is characterized in that: it includes a module upper box, a module lower box and a middle partition board. The middle partition board is arranged between the module upper box and the module lower box, the module lower box is internally provided with at least two battery pack monomer shells, at least over two battery module groups composed of battery monomers connected in series or in parallel are placed in each battery pack monomer shell, wherein each battery monomer is provided with a flat loop heat pipe on the surface, the flat loop heat pipe falls into an evaporation section, a liquid storage chamber, a gas line, a liquid line and a condensation section, the evaporation section is disposed on the battery monomer surface, the condensation section is located in the module upper box, and the liquid storage chamber is arranged over the battery monomer in the module lower box. With the characteristics of large heat dissipating capacity, high heat dissipating efficiency, and simple processing, the power battery thermal management system provided in the invention can efficiently solve the technical problems of high-temperature heat dissipation, low temperature heating thermal preservation and heat recycling in power batteries.

The invention provides a method for preventing explosion venting after converter blowing interruption. Under the condition of lance lifting in the time period from the time when converter blowing is conducted for 5 min to the time when the carbon content of molten steel is higher than 0.2%, namely after converter blowing interruption, a converter is shaken to the zero position during next blowing,an oxygen lance adopts a manual slag splashing mode, a valve is manually opened for nitrogen blowing, and a nitrogen screen is manufactured in a flue; after nitrogen blowing is completed, the oxygenlance adopts a manual blowing mode; when the oxygen lance is descended for oxygen blowing, the oxygen lance position and oxygen flow are controlled in an automatic mode; and after the O2 content in agas analysis meter is lower than 6% and the oxygen blowing flow reaches 40000 Nm<3>/h, control over the oxygen lance position and oxygen flow is switched into a manual control mode. Through the method, carbon-oxygen reactions in the converter can be prevented from being too intensely, thus, the CO generation speed is slowly increased, the explosion venting limit of CO and O2 in smoke is passed, the explosion venting phenomenon is prevented, zero explosion venting of dry dedusting after blowing interruption is achieved, smelting control is stabilized, and whole operation of dry method dust blowing equipment is ensured.

The invention discloses a power battery thermal management system based on loop heat pipes. The power battery thermal management system includes a module box, in which at least two battery pack monomer shells are placed. At least over two battery module sets composed of battery monomers connected in series or in parallel are placed in each battery pack monomer shell, wherein loop heat pipes are distributed on the surface of each battery monomer. Each loop heat pipe comprises an evaporation end and a condensation end. The evaporation end fits the battery monomer surface, and the condensation end extends beyond the battery monomer surface. With the characteristics of large heat dissipation capacity, high heat dissipation efficiency and simple processing, the power battery thermal management system can efficiently solve the technical problems of high-temperature heat dissipation, low temperature heating and heat preservation, as well as heat recycling of power batteries, and is suitable for various electrical equipment dependent on power batteries to drive, thus having broad market prospects.

The invention belonging to a nuclear screening composite material for nuclear energy development and a preparation technique thereof provides a high-strength lead alloy and a method for preparing the same.The method comprises steps of melting the second group component metal, adding metallic lead, stirring for performing reaction in-situ, and then the second group component metal and the blue lead generating an intermetallic compound combined by hybrid bonds of metallic bond and covalent bond. The strength of lead alloy is greatly improved by using the intermetallic compound generated by the reaction of lead and the second group component metal and using the excellent high-strength character of the intermetallic compound. The ultrahigh strength lead alloy prepared by using the technology possesses enough mechanics bearing capacity at the same time of maintaining excellent gamma-ray and X-beam shielding character, and thus the material has a shielding function/structure integrated character, and it is hopeful to further improved the combination property of nuclear screening materials.

The invention discloses a vehicle-mounted tail gas monitoring terminal of a beidou system. The terminal has the advantages that the structure is simple; the operation is simple and convenient. According to the monitoring method, a beidou GPS (global positioning system) module is effectively utilized; the problem of inaccurate positioning in the prior art is solved; the tail gas exhausted by each automobile can be remotely monitored in real time in the automobile driving process; the tail gas exhaust standard exceeding automobiles can be screened out, and the located position can be found; in addition, the warning and disposition can be performed on standard exceeding automobiles in time, so that the control on the automobile tail gas exhaust can be enhanced; the air quality improvement isensured. The advantages of high automation degree, high monitoring efficiency, continuous operation and the like are realized. The contents of various kinds of gas in the automobile tail gas can be detected at the same moment; in addition, other parameters of the exhausted tail gas can be detected at the same time, so that the automobile exhaust tail gas can be comprehensively and completely judged; the detection efficiency is high.

The invention discloses a multi-server-simulation-based avalanche testing method to construct a multi-server simulation system. The method comprises: the multi-server simulation system determines virtual equipment for carrying out avalanche testing according to an operation of a user; processes corresponding to all virtual equipment are determined; the processes are distributed to corresponding virtual machines according to a predetermined rule; and the virtual machines are controlled to operate the processes in parallel, wherein the virtual machines use time slice round-robin scheduling to operate processes. According to the method, the construction time of an avalanche testing environment can be shortened; the rate of the avalanche concurrence testing is optimized; the operation is flexible; the arrangement becomes convenient; the operation becomes stable and reliable; the functions are complete; and the testing efficiency is high. In addition, the invention also discloses a multi-server-simulation-based avalanche testing apparatus and system.

The invention provides a cantilever type filter press, which belongs to the field of mechanical equipment and comprises a rack, a fixed end plate is arranged at one end of the rack, and a movable endplate is arranged at the other end of the rack; the filtering device is arranged on the rack and comprises a plurality of filtering plate units provided with filtering cloth and a filtering cloth driving mechanism, and the filtering plate units are arranged between the movable end plate and the fixed end plate; the driving device is connected with the movable end plate and drives the movable end plate to move in the length direction of the rack; The tensioning oil cylinder is arranged on the rack; when the device is used, the driving device drives the movable end plate to push the filter plateunits in the filter device to be pressed, then materials are injected into the filter plate units, and the tensioning oil cylinder contracts to extrude and filter the materials; and after the filterpressing is finished, the driving device drives the filter plate units to separate, and then the filter cloth driving mechanism drives the corresponding filter cloth in the plurality of filter plate units to synchronously move so as to unload a filter cake.

The invention relates to a slab laser cladding compound alloy layer heater which comprises a furnace body, a rolling screen orbit and a thermal insulation rolling screen cover plate. The upper ends of the two sides of the furnace body are provided with the rolling screen orbit where the thermal insulation rolling screen cover plate is arranged in; the two ends of the thermal insulation rolling screen cover plate are respectively fixed on a winding axle that is connected with a synchronous motor; and the synchronous motor is connected with a controller by a lead. A scaffolding is positioned below the thermal insulation rolling screen cover plate and a heating band connected with the controller by the lead is positioned below the scaffolding. The two ends of the furnace body are respectively provided with a thermocouple that is connected with the controller by a compensation lead. The heater satisfactorily solves the problems that two different metals are clad together, and the operation of a laser head is uniform and complete, thus leading to excellent cladding quality, small thermal loss, high efficiency, constant temperature control, low energy consumption, energy conservation, cleanliness and sanitation and no pollution. The heater is applicable to metallurgy industry and equipment manufacturing and repair industry.

The invention discloses a novel wide-range high-frequency direct-current conversion device. The direct-current conversion device comprises a Buck module M1, a first coupling inductor L1, a second coupling inductor L2, a first three-level Boost module M2, a second three-level Boost module M3, a first supporting capacitor C1 and a second supporting capacitor C2. According to the Boost circuit, an interleaved three-level control strategy is adopted, the inductive current frequency is increased to four times of the switching frequency, soft switching of a switching device and a diode can be achieved through coupling inductance leakage inductance, the device loss is reduced, and the EMI characteristic is improved. Besides, the front-stage Buck circuit and the rear-stage Boost circuit are cascaded so that the application range of the input and output voltage can be broadened and short-circuit current-limiting operation of the output side can be realized. Meanwhile, the pre-stage Buck circuitcan realize a soft power-on function, an additional soft power-on circuit is not needed, and the power density of the device is further improved.

The invention discloses an AI image living body identification detection camera, comprising a lower shell assembly, wherein an upper shell assembly is fixedly connected with periphery of the top of the lower shell assembly through screws. An output end of the lower shell assembly is connected with a binocular camera through utilization of an LVDS connection line. The upper shell assembly fits withthe lower shell assembly. Grooves are set on the top of the upper shell assembly and at the bottom of the lower shell assembly. The invention relates to the technical field of the camera. According to the AI image living body identification detection camera provided by the invention, operation is relatively smooth; the camera is efficient; performance is excellent; the camera has high expandability; single, double and four-way video input is supported; parallel processing is realized; performance of hardware equipment is exerted to the greatest extent; redundancy is avoided; through adoptionof a box form, interfaces are abundant; volume is small; the camera is beautiful; wiring is simple; a plug and play function is realized; and power consumption is very low. The camera has local side capture, feature extraction and identification functions, also has high expandability and is applicable to requirements of various scenes.

The invention discloses a control method and device of a purifier. The method comprises the steps that a target object is photographed to obtain a picture, wherein the target object is an object who uses the purifier; the picture is analyzed by using a first model so as to determine the mode information corresponding to the target object on the picture, wherein the mode information is the information about the running mode of the purifier when the target object uses the purifier, the first model is trained through machine learning by using multiple groups of data, and each group of data in themultiple groups of data at least comprises the picture of the object and the mode information corresponding to the object; based on the mode information corresponding to the target object, the purifier is controlled to run. By means of the control method, the problems that in the correlation techniques, the purifier has a single control mode and the user experience is low are solved, so that theeffects of enriching the control modes of the purifier and improving the experience degree of users are achieved.

The invention provides a side beam type filter press, which belongs to the field of mechanical equipment and comprises a rack, wherein a fixed end plate is arranged at one end of the rack, and a movable end plate is arranged at the other end of the rack; a filtering device which is arranged on the rack and comprises a plurality of filtering plate units provided with filtering cloth and a filteringcloth driving mechanism, wherein the filtering plate units are arranged between the movable end plate and the fixed end plate; a driving device which is connected with the movable end plate and drives the movable end plate to move in the length direction of the rack; when the filter press is used, the driving device drives the movable end plate to push the filter plate units in the filter deviceto be pressed, and then materials are injected into the filter plate units for filter pressing; and after the filter pressing is finished, the driving device drives the filter plate units to separate,and then the filter cloth driving mechanism drives the corresponding filter cloth in the plurality of filter plate units to synchronously move so as to unload a filter cake.

The invention discloses an industrial control software test system and a software test method. The industrial control software test system comprises a system test log, a program structure test unit, aprogram running unit, a staged test unit and a cloud remote test unit; the program structure testing unit comprises a black box testing unit and a white box testing unit which are respectively used for testing results and internal structures; the program running unit has a static test and a dynamic test, the static test is carried out when a program does not run, and the dynamic test is carried out when the program runs; the staged test unit comprises a system test, a unit test and an integration test. The invention provides an industrial control software test system and a software test method, which cover creation of a system test log, test of a program structure, test of program operation, periodic test and cloud remote test, test software more comprehensively, scientifically and reasonably, and are beneficial to normal operation of the software.

The invention relates to the technical field of waste gas purification, and particularly relates to a plastic granulation waste gas treatment system and a waste gas treatment process. The system includes two stages of spraying oil separating columns, a filtration tank, an oil fume purifier and a photocatalytic oxidation device which are connected in order. The two stages of spraying oil separatingcolumns include a first-stage spraying oil separating column and a second-stage spraying oil separating column. The system and the process are simple, can efficiently treat peculiar-smell gas in plastic granulation, perform staged treatment and purification for different components, and are high in purification efficiency, resistant to impact load, relatively low in investment and free of secondary pollution. Waste gas purification effects can meet environment protection requirements.

The invention relates to a weak current intensive pipe network intelligent fluid transportation monitoring system and a method, and the system comprises a bearing rack, monitors, aon-site data collection terminal, an intelligent communication gateway, and a remote monitoring terminal. The bearing rack is of a cylindrical frame structure, and the monitors are embedded in the bearing rack and are uniformly distributed in the axis direction of the bearing rack; the monitors are in data connection with the on-site data collection terminal through the intelligent communication gateway, the intelligent communication gateway and the remote monitoring terminal are both communicated with an external power supply system through wires, and the intelligent communication gateway is in data connection with the remote monitoring terminal. The operation method comprises two steps of monitoring network arrangement, pipe network supervision operation and the like. On one hand, the structure of the monitoring system is effectively simplified, and the environmental adaptability and use flexibility of the monitoring system are improved; on the other hand, the intelligent degree is high, the working efficiency and precision of pipe network system control operation can be effectively improved, and the labor intensity and operation cost of pipe network monitoring operation are effectively reduced.

The invention relates to a control method for preventing earlier-stage explosion venting of converter dry dedusting, and the earlier-stage control of converting is reinforced. The control method for preventing earlier-stage explosion venting of converter dry dedusting comprises the following steps that (1) a molten iron sample is obtained in a desulphurization station and sent to a test cabinet for a chemical examination as soon as possible, and chemical examination components of the molten iron sample in the test cabinet are sent to a converter second stage; (2) the lance position of an oxygen lance and the blowing oxygen flow are confirmed according to the content of molten iron silicon before converting of the converter second stage is started, and a control corresponding table of the lance position of the oxygen lance and the flow is sent to a converter first stage PLC; and (3) after converting is started, the converter first stage PLC controls the blowing oxygen flow and the oxygen lance lance position according to the converting time schedule. The control method for preventing earlier-stage explosion venting of converter dry dedusting has the advantages that the reasonable converting flow and lance position are confirmed according to a different molten iron silicon quantity, the silicon manganese oxidizing period of converting is stably spent, the phenomenon that the reaction in a furnace is too intense is avoided, and the CO generating speed is slowly increased, so that the explosion venting limitation of CO and O2 in smoke gas is missed. According to the control method for preventing earlier-stage explosion venting of converter dry dedusting, the oxygen flow and lance position in the earlier stage of converting are reasonably controlled, and zero explosion venting of earlier-stage converting dry dedusting is achieved.