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6356results about How to "Improve running stability" patented technology

Tile feeding driving mechanisms, tile feeding assemblies and mahjong machine

The invention discloses tile feeding driving mechanisms, tile feeding assemblies and a mahjong machine. Each tile feeding driving mechanism of the mahjong machine comprises a tile feeding support, a tile storage groove, a tile feeding guide rail, a tile feeding pushing head and a steel wire rope, rolling parts are arranged at the position, close to the corresponding tile feeding guide rail and/or the corresponding tile storage groove, of each steel wire rope, each rolling part is installed on the corresponding tile feeding guide rail or the corresponding tile feeding support in a rotatable mode, the part, located in the corresponding tile storage groove, of each steel wire rope are in rolling contact with the multiple rolling parts, and a gap is maintained between the part, located in the corresponding tile storage groove, of each steel wire rope and the corresponding tile feeding guide rail and/or the side wall of the corresponding tile storage groove. According to the scheme, sliding friction of steel wire ropes in the prior art is replaced with rolling friction of the steel wire ropes, friction resistance in the operation process of the steel wire ropes is greatly decreased, and the situation that the service life and operation stability of the steel wire ropes are influenced due to sliding friction contact between the part, located in the corresponding tile storage groove, of each steel wire rope and the corresponding tile feeding guide rail and/or the arc-shaped bent side wall of the corresponding tile storage groove is avoided.
Owner:ZHEJIANG CHAOSHENG ELECTROMECHANICAL TECH CO LTD

Method for carrying out desalination and zero-discharge processing of power plant desulphurization wastewater by adopting electrodialysis technology

The invention relates to a method for carrying out desalination and zero-discharge processing of power plant desulphurization wastewater by adopting an electrodialysis technology. The method comprises the following steps: neutralizing, precipitating, coagulating and filtering the power plant desulphurization wastewater and removing CODs (Chemical Oxygen Demands), heavy metals, F-ions, gypsum, silicon dioxide, hydroxide of iron and aluminum and other insoluble particles in waste water; separating C1-ions and other monovalent ions in clear liquid from SO3<2->, SO4<2-> and other divalent ions through nanofiltration; desalinating and concentrating water produced by the nanofiltration by adopting a multistage countercurrent reverse electrodialysis method. The method has the advantages that the concentration of the Cl-ions in nanofiltration concentrated water and electrodialysis freshwater generated by the method is lower, and the nanofiltration concentrated water and the electrodialysis freshwater can be returned for flue gas desulfurization; the content of NaCl in a small amount of electrodialysis concentrated water produced reaches above 12 percent, the bivalent ions and other impurities are removed by nanofiltration, and the electrodialysis concentrated water is further evaporated and concentrated, so that chlorine-alkali industry electrolytes and NaCl salt can be obtained. Through the method, the zero-discharge treatment and the resource utilization of the desulfurization wastewater can be realized.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Treatment system and treatment method for biochemical effluent of industrial wastewater

The invention provides a treatment system and treatment method for biochemical effluent of industrial wastewater. The treatment system comprises a flocculation sedimentation unit, a filtration unit, an advanced oxidation unit, an ultrafiltration unit, a reverse osmosis unit, a nanofiltration unit, an electrodialysis unit and an evaporation unit which are sequentially connected; and the water production outlet of the ultrafiltration unit is connected with the water inlet tank of the reverse osmosis unit, and the concentrated-water outlet of the reverse osmosis unit is connected with the water inlet of the nanofiltration unit. According to the invention, the treatment system and the treatment method utilize the coupling and synergistic effects of a physical-chemical method and a membrane technology to overcome the limitation of using a single technology, and the advanced treatment and desalination reuse of the industrial wastewater are realized; and the treatment system and the treatmentmethod have the advantages of strong adaptability to raw water, a high recovery rate of fresh water, a high concentration multiple of concentrated water, low energy consumption of evaporation and crystallization and the like, greatly improve the reuse rate of the industrial wastewater, reduce the amount of wastewater discharging, can be applied to the deep treatment and desalination reuse of various effluent wastewater, and promote the promotion and application of the technology in related industries.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Method for deeply treating, desalting and recycling industrial wastewater with high salt content

The invention relates to the field of industrial wastewater treatment processes and provides a method for deeply treating, desalting and recycling industrial wastewater with high salt content. The method comprises the following steps: 1) carrying out efficient coagulation treatment on the industrial wastewater with high salt content to obtain supernatant; 2) carrying out chemical precipitation on the supernatant obtained in the step 1) to remove high valence ions with valence higher than bivalence in the wastewater; 3) carrying out catalytic ozonation treatment on the supernatant subjected to chemical precipitation in the step 2); 4) carrying out multi-media filtration, precise filtration and membrane filtration treatment on the wastewater subjected to catalytic ozonation in the step 3) in sequence; and 5) carrying out electrodialysis reversal treatment on the effluent obtained after membrane filtration in the step 4). By adopting the method, organic matters, bacteria, colloids, suspended particles, Ca<2+>, Mg<2+> and high valence ions, other soluble inorganic salts and the like in the industrial wastewater with high salt content are removed by utilizing the coupling and synergistic effects of different unit technologies, thus achieving deep treatment, desalting and recycling of the industrial wastewater with high salt content.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Urban microscopic traffic flow simulation system based on cellular machine

The invention discloses an urban microscopic traffic flow simulation system based on a cellular machine, which comprises a simulated inner core, an initialization model, a human-computer interaction model, a database management system and an induction and control coordination system. The initialization model consists of a road network generating model, a vehicle generating model and a control and induction device generating model; the simulated inner core consists of a vehicle running model and a control and induction device running model; and the human-computer interaction model is in charge of the setting of a user on various parameters in the simulation system and the screen display work of a whole traffic network. The invention researches the overall design of the urban microscopic traffic flow simulation system, various running rules of vehicles at different road network positions and other necessary component parts for constructing the simulation system, mainly starts with the realization of the whole microscopic traffic flow simulation system to provide an overall framework of program running, and carries out corresponding simplification for certain complex independent parts so that the realization of the system is more feasible.
Owner:TIANJIN UNIV

Supercritical boiler fire coal heat value self-balance control loop distributed control system implementation method

The invention discloses a supercritical boiler fire coal heat value self-balance control loop distributed control system implementation method. The method comprises the steps of outputting a final coal feeder rotation speed command after PID adjustment is carried out on a received coal feed quantity command and a total coal quantity command with a heat value corrected, wherein the total coal quantity command with the heat value corrected is a total coal quantity command output by multiplying a dynamically-measured total coal feed quantity by a heat value balance correction coefficient, and the heat value balance correction coefficient is a delayed heat value balance correction coefficient. According to the method, soft measurement of a fire coal heat value can be achieved based on a unit DCS platform, additional investment is not needed, and a soft measurement signal of the fire coal heat value makes it convenient for operating personnel to monitor the quality of fired coal in real time and guides boiler combustion adjustment. A fire coal heat value self-balance control loop is designed, and therefore a unit coordinated control system has the ability to adapt to various types of coal, and the operation stability and the economy of a unit are improved.
Owner:ANHUI XINLT POWER TECH CONSULTING +3

Air conditioner and air supply control method used for air conditioner

The invention discloses an air conditioner and an air supply control method used for the air conditioner. The air conditioner comprises a compressor, a four-way valve, an indoor heat exchanger, an outdoor heat exchanger, a liquid accumulator, a first throttling element, a second throttling element and a third throttling element, wherein the compressor is provided with a suction end, a discharge end and an air supply end; a first end of the indoor heat exchanger is connected with a third interface of the four-way valve; a first end of the outdoor heat exchanger is connected with a fourth interface of the four-way valve; the liquid accumulator is connected with a second end of the outdoor heat exchanger by a first liquid pipe, is connected with a second end of the indoor heat exchanger by a second liquid pipe, and is connected with an air supply end of the compressor by an air pipe; the first throttling element is arranged on the first liquid pipe; the second throttling element is arranged on the second liquid pipe; the third throttling element is connected between a first node and the air supply end of the compressor. The problem that the normal operation of the air conditioner in a low temperature environment cannot be ensured by a single air supply loop in the prior art is solved, the operation effect of the air conditioner is thus ensured, and the stability and the reliability of the operation of a unit are improved.
Owner:GREE ELECTRIC APPLIANCES INC

Fischer-Tropsch synthesis catalyst and preparation method and application thereof

The invention relates to a micro-spherical iron-based catalyst which contains transition metal additive, has high performance and is applicable to the Fischer-Tropsch synthesis of a slurry reactor, and a preparation method and the application thereof; and the weight composition of the catalyst is as follows: Fe: transition metal additive M: structural additive (SiO2 or / and Al2O3):K=100:1 to 50:1 to 50:0.5 to 10. The preparation method of the catalyst comprises the following steps: adding the structural additive into Fe / M mixed nitrate solution, co-precipitating with ammonia to prepare slurry; filtering and washing the slurry to obtain a filter cake; and adding the required amount of K additive and water into the filter cake, beating, spraying, drying and calcining to obtain the Fischer-Tropsch synthesis iron-based catalyst of the micro-spherical slurry reactor. The catalyst prepared by the method has good anti-wear performance, the distribution scope of the grain size of the catalyst is narrow, the synthesis gas conversion capability is high, the product selectivity is good and the time-space yield is high, and the Fischer-Tropsch synthesis reaction of the slurry reactor can be carried out within a wider scope of temperature simultaneously.
Owner:SYNFUELS CHINA TECH CO LTD

Automatic encasement system for Lilezuan milk bag gift boxes

ActiveCN104828288ASolve the problem that it is difficult to vertically transport automatic packingPrecise movement controlIndividual articlesEngineeringWorkload
The invention discloses an automatic encasement system for Lilezuan milk bag gift boxes. The automatic encasement system comprises a milk bag integration conveying line (1), a milk bag robot (2) and a milk bag unit conveying line (4), wherein a milk bag clamp (3) at the lower end of a manipulator of the milk bag robot (2) catches a milk bag unit on the milk bag integration conveying line (1) and pushes the milk bag unit into a corresponding milk bag unit separation slot (41) under the condition that the milk bag unit is in a horizontal state; then a small baffle plate insertion machine (5) inserts a small baffle plate into a middle clearance of the milk bag unit, and a horizontal pushing mechanism (6) is used for horizontally pushing the milk bag unit with the inserted small baffle plate into a packaging case already provided with a large lining plate on a packaging case conveying line (9); finally the packaging case already provided with the large lining plate, the small baffle plate and the milk bag unit is covered and encased to finish the whole automatic encasement process. According to the automatic encasement system for the Lilezuan milk bag gift boxes, the milk bag encasement operation is creatively changed from vertical encasement into horizontal encasement, so that the production operation is more stable, the maintenance is easy and convenient, and the workload can be reduced to the maximum extent.
Owner:苏州澳昆智能机器人技术有限公司
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