65results about How to "Reduce construction scale" patented technology

The rail transportation system of small vehicles is used to replace available underground railway and light rail system, and has small driverless vehicles running in closed rail. The system consists of vehicles, closed rails and stations, the vehicles are computerized automatic ones, the closed rails is provided with vehicle controlling equipment, and the vehicles are started from stations randomly for express service from station to station. The present invention has the advantages of great traffic amount similar to that of main stem transportation, personalized service, low construction investment and low running expensive. It may be used for both passenger transport and cargo transport, and municipal rail transportation network may be constructed.

The invention discloses injecting equipment and an environment simulation system based on the injecting equipment, wherein the injecting equipment and the environment simulation system are used for the direct connection test of a novel stamping engine. According to the technical scheme of the invention, the equipment and the system solve the problems in the prior art that an existing test environment simulation system cannot simulate the air inflow condition and meet the requirement on the injecting capacity, and is low in injecting efficiency and large in investment scale. The injecting equipment comprises a plurality of steam injecting units arranged on the gas collecting pipe of the simulation system. Each steam injecting unit comprises a high-flow steam generator and a set of two-stage steam injection pumps, wherein the set of two-stage steam injection pumps is formed through the serial connection of a first steam injection pump and a second steam injection pump. The output end of the high-flow steam generator is respectively connected with the first steam injection pump and the second steam injection pump. The first steam injection pump is connected with the gas collecting pipe through a steam injection pipe. A first steam injection and isolation valve is arranged between the first steam injection pump and the gas collecting pipe. A second steam injection and isolation valve is arranged between the first steam injection pump and the second steam injection pump.

The invention relates to an organic matrix fish and vegetable disjunctive symbiosis mixed planting and breeding system. The system comprises an aquatic breeding area, a matrix processing area and a planting area, wherein the aquatic breeding area comprises a fish pond, a multistage precipitation separation device and a nitration bed; breeding waste water in the fish pond enters the multistage precipitation separation device and is filtered; precipitated and separated solid organic matter enters the matrix processing area and is processed; filtered clear water enters the nitration bed for nitrating treatment; the clear water subjected to nitrating treatment of the nitration bed flows into the fish pond and the planting area; planting matrix produced in the matrix processing area enters the planting area; after the planting period is ended, waste planting matrix produced in the planting area is discharged into the matrix processing area again for treatment. By adopting the system, the yield and quality of plant cultivation are improved, the problems of too high nutrition concentration and salt enrichment of water in the aquatic breeding system are solved, the investment cost of nitration matrix is lowered, the construction cost of the fish and vegetable symbiosis system is lowered, and the sustainable developing aquatic breeding and planting production mode is realized.

The invention relates to an urban shock-resisting waterlogging-preventing rainfall flood management system, which comprises a plurality of blocks of concave green fields, a plurality of rainwater utilizing facilities, a plurality of concave rainwater parks, a plurality of concave playgrounds and an intelligent control system, and the urban shock-resisting waterlogging-preventing rainfall flood management system is characterized in that the concave green fields, the rainwater utilizing facilities, the concave rainwater parks and the concave playgrounds are communicated with one another though a water drain pipe network, the water drain pipe network is provided with a water drain pipe network liquid level meter, each concave rainwater park is internally provided with a park inner liquid level meter, each concave playground is provided with a playground inner liquid level meter, a water inlet of each concave rainwater park is provided with a park water inlet liquid level meter, a water inlet of each concave playground is provided with a play ground water inlet liquid level meter, the input end of the intelligent control system is connected with the output ends of the liquid level meters, and the output end of the intelligent control system is connected with control input ends of a water inlet/water discharging systems of the concave rain water parks and the concave playgrounds, thus an intelligent urban shock-resisting waterlogging-preventing rainfall flood management system is formed. The urban shock-resisting waterlogging-preventing rainfall flood management system has the beneficial effects that the shock can be resisted, the water logging is prevented, and the rain water is regulated, stored and discharged.

The invention relates to the field of mine water treatment, in particular to a high-mineralization degree mine water treatment method and a high-mineralization degree mine water treatment system. Thehigh-mineralization degree mine water treatment method comprises a mine water membrane concentration process and an evaporation crystallization and salt separation process, wherein in the mine water membrane concentration process, after two-stage concentration, disc tube reverse osmosis is then carried out, so that the salt content of concentrated water reaches 5-8%, and the construction scale, the investment cost and the running cost for the subsequent evaporation crystallization of concentrated salt water are reduced; and in the evaporation crystallization and salt separation process, a cocurrent three-effect evaporation and freezing crystallization process is adopted. The operating flexibility is high; and not only can final production of industrial sodium sulfate and sodium chloride with relatively high quality and a small amount of impurity salt be guaranteed, but also the high-mineralization degree mine water treatment method and the high-mineralization degree mine water treatment system can be applied to treatment of water quality with a wider change range.

The invention relates to an intelligent control type anti-impact urban sunken playground which comprises a sunken playground. The playground is characterized in that the sunken playground is in linkage with a rainwater storage adjustment and slow drainage structure to form the anti-impact urban sunken playground, wherein the rainwater storage adjustment and slow drainage structure mainly comprises a rainwater switch well, a water inlet/outlet control valve, a switch well liquid level meter and a PLC (Programmable Logic Controller); the rainwater switch well is communicated with a municipal drainage system; the sunken playground is communicated with the rainwater switch well through the water inlet/outlet control valve; the switch well liquid level meter is mounted in the rainwater switch well and is used for measuring the water level of the rainwater switch well; a signal output end of the switch well liquid level meter is connected with a signal input end of the PLC; a control signal output end of the PLC is connected with a control input end of the water inlet/outlet control valve; and the PLC controls the on or off of the water inlet/outlet control valve according to a water level signal value from the switch well liquid level meter so as to form an intelligent control structure. The intelligent control type anti-impact urban sunken playground provided by the invention forms a rainwater utilization system skillfully combining intelligent control type urban sports, leisure and entertainment with urban drainage and disaster reduction.

The invention belongs to the field of nonferrous metallurgy, and particularly relates to a device and technology for smelting and processing secondary lead materials to generate lead bullion by adopting a bottom blowing furnace hearth. Bullion lead materials are matched with pulverized coal, then limestone, pebbles, iron ore and other solvents are added to the mixture according to slag types and pelletizing is carried out, the lead bullion and reducing slag are output through the processing of a bottom blowing smelting furnace, the lead bullion is sent to a refining system, the content of valuable metal in the reducing slag is low, and the reducing slag is deposited as waste slag. Meanwhile, waste heat recovery is carried out on the output high concentration SO2 smoke and dust collection is carried out on the output high concentration SO2 smoke through a dust collection system, then the high concentration SO2 is sent to a sulfuric acid preparing system or a sodium sulfite preparing system to produce sulfuric acid or sodium sulfite products, and smoke dust is returned to carry out dosing. According to the device and technology for smelting and processing the secondary lead materials to generate the lead bullion by adopting the bottom blowing furnace hearth, lead plaster of secondary lead can be processed economically and effectively, and the process device is strong in leakproofness, good in environmental protection effect, high in efficiency of heat utilization, convenient to operate, high in automation level, low in labor intensity, long in service life of the furnace and high in metal direct recover rate, and effectively solves the problems that energy consumption is high, efficiency of heat utilization is low, and environmental protection effects are poor in the smelting and recovering process of lead-bearing materials.

The invention discloses a double-layer bridge capable of reducing interlayer height difference. The double-layer bridge capable of reducing the interlayer height difference comprises a road surface paving protective layer, gate-type pier studs and an under layer bridge floor, the double-layer bridge capable of reducing the interlayer height difference further comprises a road beam and longitudinal beams, the road beam is laid on the longitudinal beams, the road surface paving protective layer is laid on the upper surface of the road beam, one end of each longitudinal beam is connected with the lower surface of the road beam, the other end of each longitudinal beam is connected with the corresponding gate-type pier stud, and the under layer bridge floor is arranged between the road beam and the gate-type pier studs. According to the double-layer bridge capable of reducing the interlayer height difference, the idle space without occupying a building line is skillfully utilized, therefore, the interlayer height difference of the double-layer bridge is reduced by a large margin, the double-layer bridge capable of reducing the interlayer height difference can be used for road-railway co-built double-layer bridges, similar double-layer structures can all adopt the structure style, and the actual efficacy of the double-layer bridge capable of reducing the interlayer height difference is reflected in the aspects of reducing the scale of construction and reducing the construction cost.

The invention discloses hanging-pulling type power supply equipment for an electric automobile, the electric automobile using the same and a method for supplying power to the electric automobile. In the traditional electric automobile, a battery is placed on a chassis, the automobile needs to carry the heavy battery to run due to kinetic energy consumption, and the battery to be carried has limited weight so that the problems of short full charge endurance and frequent charging are generated. The hanging-pulling type power supply equipment for the electric automobile comprises an automobile body and wheels below the automobile body, wherein a hanging and pulling device fixedly connected with the electric automobile is fixed on the automobile body on which a battery pack for supplying power to the electric automobile is loaded, the battery pack is connected with a power supply line of the electric automobile, and the hanging-pulling type power supply equipment is used for supplying power to the electric automobile. The hanging-pulling type power supply equipment effectively solves the problem of carrying the battery of the traditional electric automobile, greatly improves the full charge endurance of the automobile, has convenient and rapid replacement of a power supply, and avoids the long-time parking of the automobile to occupy the field resource of a charging station. The hanging-pulling type power supply equipment is beneficial to the large-scale generalization and use of the electric automobile and exerts an important function on reducing urban environmental pollution.

The invention discloses an underground passage for unmanned automatic freight transportation. An automatic driving area is formed in the underground passage. A mode conversion area is arranged at theend of the underground passage and is used for separating an artificial driving area from the automatic driving area. The mode conversion area includes a pedestrian zone and lanes arranged at both sides of the pedestrian zone; isolation facilities are arranged between the pedestrian zone and the lanes at the two sides; and isolation facilities are also arranged between the pedestrian zone and theautomatic driving area. A staff passage is set between the pedestrian zone and the artificial driving area. A plurality of parking spaces are arranged at the lanes at two sides of the pedestrian zone;and shielding doors matching the parking spaces are arranged in the isolation facilities between the pedestrian zone and the lanes at the two sides. According to the invention, the dual-mode transportation system combining automatic driving with manual driving is put forward; switching between the automatic driving and manual driving is realized by setting the mode switching area; and the high-efficiency transportation of automatic driving is realized by using the underground dedicated passage.

The invention discloses a biogas desulfurization device, belonging to the technical field of biogas production. The biogas desulfurization device is formed by sequentially connecting a washing tank (2), a biological desulfurization tank (4) and a fine desulfurization tank (6) with one another, wherein a gas inlet pipeline (1) is arranged on the washing tank (2); a washing tank gas pipeline (3) is arranged on the top of the washing tank and is communicated with the bottom of the biological desulfurization tank (4); a biological desulfurization tank gas pipeline (5) is arranged on the top of the biological desulfurization tank (4) and is communicated with the bottom of the fine desulfurization tank (6); a gas outlet pipeline (7) is arranged on the top of the fine desulfurization tank (6); the washing tank (2) and the biological desulfurization tank (4) are provided with cycle spraying devices (9); multiple layers of spraying packing layers (8) are arranged in the washing tank (2); and a biological film adhesion packing layer (10) is arranged in the biological desulfurization tank (4). The biogas desulfurization device provided by the invention is high in operating reliability and low in operating cost, the usage amount of chemical desulfurizing agents is small, and the removal rate of hydrogen sulfide is high.

The invention provides an internal compression air separation technological process with energy storage and efficient recovery of material energy resources, and belongs to the technical field of air separation. According to the process, a low-temperature liquid-air storage and substance energy recovery system is arranged on the basis of a conventional air separation internal compression technological process, so that a novel air separation technological process integrating gas separation, liquid-air storage and substance energy resource recovery is formed, and the large-scale energy storage characteristic of air separation equipment and technology is realized. The technological process is a novel air separation technological process, and is also suitable for upgrading and updating transformation of an existing air separation internal compression technological process. According to the technological process, surplus electric energy can be stored in liquid air through cheap valley electricity resources, the demand of the system for electric energy in the peak electricity period is reduced by recycling stored substances and cold energy released in the gasification process in the energy release process, and the energy conversion efficiency and the operation economical efficiency of the air separation system are effectively improved.

The invention provides a double-transfer-box connected closed cell tissue and virus modulation system. The system comprises a cell preparation room, a cell modulation room and a cell delivery room, wherein a transfer box is connected to each of two sides of a cell tissue workstation body in the cell modulation room, the transfer box on one side communicates with the cell preparation room and the transfer box on the other side communicates with the cell delivery room; the cell modulation room communicates with the cell delivery room by a door, cleanliness of the two rooms is identical, and cleanliness of the cell preparation room is higher than that of the two rooms. The transfer boxes arranged on two sides of the cell tissue workstation body communicate with the cell preparation room and the cell delivery room respectively to form the closed cell modulation system, so that the general environment (Grade D) of the cell tissue operation region is achieved, the construction scale and costof a laboratory are greatly reduced, and operation of personnel is time-saving and effort-saving.