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36results about How to "No other energy consumption" patented technology

Energy-saving heat supply system with function of reducing temperature of heat supply return water

The invention discloses an energy-saving heat supply system with a function of reducing the temperature of heat supply return water, and belongs to the field of improvement of energy utilization efficiency. Heat exchange can be repeatedly carried out on heat sources by multistage heat exchangers, multistage absorption heat exchange units, multistage compression heat pumps and an ice making type refrigerator, accordingly, the heat supply areas can be enlarged, and the energy utilization efficiency can be improved. The energy-saving heat supply system has the advantages that the temperature of the return water of heat supply primary pipe networks can be reduced and reach 0 DEG C, the return water contains 10% of ice particles, accordingly, route heat loss of the return water of the heat supply primary pipe networks can be reduced, the temperature difference of the return water of the heat supply primary pipe networks can be increased and reaches 118 DEG C from the original 60 DEG C, the flow rate of circulating water of the heat supply primary pipe networks can be lowered, energy consumption of circulating pumps can be reduced, heat supply flow rates of a user side can be greatly increased, the delivery efficiency of the pipe networks can be improved, the heat supply scale can be expanded, waste heat of a cooling tower can be recycled, and the like.
Owner:DALIAN BAOGUANG ENERGY SAVING AIR CONDITIONING EQUIP

Process and device for generating power by pressure energy of small natural gas pipeline network

InactiveCN103422899ALeak will notSolve the problem that cannot be explosion-proofSealing arrangements for enginesMachines/enginesGas cylinderPower user
The invention discloses a process and a device for generating power by pressure energy of a small natural gas pipeline network. A high-pressure pipeline network of the device is connected with a gas inlet of an expansion machine through a pipeline; a gas outlet of the expansion machine is connected with a gas inlet of a temperature balancer through a pipeline; an outlet of the temperature balancer is connected with a low and medium-pressure gas pipeline network through a pipeline; a main shaft of the expansion machine is connected with a gearbox; the gearbox is connected with a power generator; the power generator is connected with a transformer synchronizer; the expansion machine adopts an improved AT15-65 type gas expansion machine; one end of the main shaft is connected with an air cylinder in a totally-closed way; a first seal ring and a second seal ring, which have sealing effects, are arranged between the other end of the main shaft and a wheel drum; a flow guide pipe is arranged in a closed cavity between the two seal rings; the flow guide pipe is connected with an inert gas bottle. The device can be used for continuously and stably providing a 220 V / 380 V stable power supply for an interruptible and closed 1-5 kW low-power user.
Owner:SOUTH CHINA UNIV OF TECH +1

Seawater desalination device

The invention discloses a seawater desalination device which is mainly composed of a light-pervious heat-insulating cover, a seawater storage tank, a fresh water collection tank, a light-absorbing resin layer, a graphene layer, a heat-conducting silicon wafer, water delivery fiber, a hollow copper pipe with holes in the surface and an internal threaded ring. The light-pervious heat-insulating cover is connected to the fresh water collection tank through a hinge, the graphene layer deposits on the heat-conducting silicon wafer to form a graphene plate, the light-absorbing resin layer is coated on the graphene plate, the graphene plate is fixed in the middle of the seawater storage tank through interference fit, the hollow copper pipe with the holes in the surface is connected with the internal threaded ring through a thread, the internal threaded ring is welded on the light-pervious heat-insulating cover, the water delivery fiber is wound on the hollow copper pipe in an inside-outside alternating manner, and the other end of the fiber is soaked in seawater. The seawater desalination device is simple in structure, seawater can be delivered to an evaporation end by utilizing capillary principles of the high-performance water delivery fiber, and evaporation of water is accelerated by applying high specific surface area of the fiber, so that seawater desalination efficiency can be improved greatly.
Owner:BEIJING UNIV OF CHEM TECH

Spinning technology of a spinning machine

The invention relates to a spinning technology of a spinning machine. The spinning technology of the spinning machine comprises the steps of glue supply, silk forming, spinning and winding. The forming portion of each winding device used in the step of winding is located outside an area between two side wall plates of a machine frame and is located on the other side opposite to a spinning face. Each winding device comprises a wet disk-shaped winding device, and/or a wet cylindrical winding device and/or a wet twisted winding device. Wet silk obtained after the step of glue supply, the step of silk forming and the step of spinning is wound through the winding devices, so that wet cylindrical silk and/or wet twisted silk and/or wet disk-shaped silk are/is formed. The winding devices are arranged externally, so that the corrosion of the silk, the winding devices and a control system of the winding devices is small in an acid environment, maintenance is convenient, and manual operation is convenient. Due to the fact that an existing centrifugal cylinder needs high-speed rotation, energy consumption is large. The winding devices adopted by the spinning machine just needs to meet the requirement for the speed of spinning rollers, no other energy consumption is needed, and therefore the overall power of the spinning machine is low.
Owner:YIBIN GRACE GROUP CO LTD +1

Device and method for removing redundant sand of 3D printing sand mould in magnetic control vibration mode

The invention relates to technologies for clearing away redundant sand at a mould cavity portion of a 3D printing sand mould, in particular to a device and method for removing redundant sand of the 3Dprinting sand mould in a magnetic control vibration mode. The device for removing redundant sand of the 3D printing sand mould in the magnetic control vibration mode comprises a box; a supporting frame for storing the 3D printing sand mould is arranged in the box; a sand collecting device is arranged on the lower side of the supporting frame; the top and the side portion of at least one side of the box are provided with winding coils for generating an alternating magnetic field; a plurality of sand removing particles made of a magnetic material are arranged in the box; and under the action ofthe alternating magnetic field, the sand removing particles vibrate to impact the redundant sand of the 3D printing sand mould off gradually from the surface layer of the sand mould so that the mouldcavity of the sand mould can be formed, and the redundant sand is collected by the sand collecting device. According to the device, the alternating magnetic field is generated through the winding coils to control the sand removing medium particles made of the magnetic material to vibrate at a high frequency to impact the redundant sand in the mould cavity off layer by layer, and the efficiency and automation level of sand removing are greatly improved.
Owner:KOCEL INTELLIGENT FOUNDRY IND INNOVATION CENT CO LTD

Spinning process suitable for spinning machine with external winding device

The invention relates to a spinning process suitable for a spinning machine with an external winding device. The process comprises adhesive metering and supplying, filtering before spinning, silver forming, spinning and winding, wherein the moisture content of wet cake yarns or wet barrel yarns or wet twisted yarns in the winding process is 30-80%. The spinning process aims at the specific spinning machine with the external winding device, under the mutual action of all the processes and the control of process parameters, silvers can be wound into the wet cake yarns and/or the wet barrel yarns and/or the wet twisted yarns in the external winding device, the wet cake yarns, the wet barrel yarns and the wet twisted yarns can be directly used for yarn twisting, it is guaranteed that the spinning machine can reach high spinning speed, meanwhile, product quality can also be guaranteed, especially the silvers cannot be contaminated by water washing, acid liquor removal and falling oil in the winding process, a subsequent dyeing process is guaranteed, the worker operation is more convenient and easier, equipment maintenance is easier, energy consumption is lowered, production efficiency is effectively improved, and meanwhile product cost is greatly lowered.
Owner:YIBIN GRACE GROUP CO LTD +1

Process and device for generating power by pressure energy of small natural gas pipeline network

InactiveCN103422899BLeak will notSolve the problem that cannot be explosion-proofSealing arrangements for enginesMachines/enginesGas cylinderEngineering
The invention discloses a process and a device for generating power by pressure energy of a small natural gas pipeline network. A high-pressure pipeline network of the device is connected with a gas inlet of an expansion machine through a pipeline; a gas outlet of the expansion machine is connected with a gas inlet of a temperature balancer through a pipeline; an outlet of the temperature balancer is connected with a low and medium-pressure gas pipeline network through a pipeline; a main shaft of the expansion machine is connected with a gearbox; the gearbox is connected with a power generator; the power generator is connected with a transformer synchronizer; the expansion machine adopts an improved AT15-65 type gas expansion machine; one end of the main shaft is connected with an air cylinder in a totally-closed way; a first seal ring and a second seal ring, which have sealing effects, are arranged between the other end of the main shaft and a wheel drum; a flow guide pipe is arranged in a closed cavity between the two seal rings; the flow guide pipe is connected with an inert gas bottle. The device can be used for continuously and stably providing a 220 V / 380 V stable power supply for an interruptible and closed 1-5 kW low-power user.
Owner:SOUTH CHINA UNIV OF TECH +1

Cyclic ecological fish culture equipment

The invention provides cyclic ecological fish culture equipment which comprises a fishpond and a settling pond. The cyclic ecological fish culture equipment is characterized in that a drainage deviceis arranged in the fishpond which is connected with the settling pond through the drainage device, the drainage device comprises a plurality of first drainage pipes arranged on the inner wall of the fishpond and a second drainage pipe arranged at the center of the fishpond, and one ends, close to the bottom of the fishpond, of each first drainage pipe and the second drainage pipe are provided witha first water absorbing section and a second water absorbing section respectively; each first water absorbing section comprises a plurality of first through holes, the second water absorbing sectioncomprises a plurality of second through holes, diameter of the first through holes is greater than that of the second through holes, and the lowest water level of the fishpond is higher than the highest water level of the settling pond. A closed cyclic control model is adopted for the whole system, and no waste and wastewater are discharged from all ponds, so that zero environment pollution is realized, and the cyclic ecological fish culture equipment is environment-friendly and simple in structure.
Owner:河北增硕农业技术开发有限公司

Spinning technology suitable for spinning machine with winding device externally arranged

The invention relates to a spinning technology suitable for a spinning machine with a winding device externally arranged. The spinning technology suitable for the spinning machine with the winding device externally arranged comprises the procedures of mucilage glue metering and supplying, filtering before spinning, silk forming, spinning and winding. The spinning technology aims at specific spinning machines with the winding device externally arranged, under the mutual action of all the procedures and the control of technological parameters, the fact that silk can be wound into wet-state cake packed silk and/or wet-state barrel packed silk and/or wet-state twisting packed silk which can be used for thread twisting directly in the externally arranged winding device can be achieved, the product quality can be guaranteed when the spinning machine reaches high spinning speed, and especially the silk cannot be polluted due to acid liquor removing by water cleaning and drippage of oiling agents in the final winding and forming procedure, a subsequent dyeing process is guaranteed, operation of workers is easier and more convenient, equipment is easier to maintain, energy consumption is lowered, production efficiency is improved effectively, and cost of products is lowered greatly.
Owner:YIBIN GRACE GROUP CO LTD +1

Suitable for spinning process of spinning machine with external winding device

The invention relates to a spinning technology suitable for a spinning machine with a winding device externally arranged. The spinning technology suitable for the spinning machine with the winding device externally arranged comprises the procedures of mucilage glue metering and supplying, filtering before spinning, silk forming, spinning and winding. The spinning technology aims at specific spinning machines with the winding device externally arranged, under the mutual action of all the procedures and the control of technological parameters, the fact that silk can be wound into wet-state cake packed silk and / or wet-state barrel packed silk and / or wet-state twisting packed silk which can be used for thread twisting directly in the externally arranged winding device can be achieved, the product quality can be guaranteed when the spinning machine reaches high spinning speed, and especially the silk cannot be polluted due to acid liquor removing by water cleaning and drippage of oiling agents in the final winding and forming procedure, a subsequent dyeing process is guaranteed, operation of workers is easier and more convenient, equipment is easier to maintain, energy consumption is lowered, production efficiency is improved effectively, and cost of products is lowered greatly.
Owner:YIBIN GRACE GROUP CO LTD +1

Water-saving water tank utilizing domestic sewage

The invention discloses a water-saving water tank utilizing domestic sewage. The water-saving water tank is characterized in that the water tank is divided into two parts of a clear water tank and a sewage tank, the left side of the water tank is the sewage tank, and the right side of the water tank is the clear water tank. Sewage enters the sewage tank from a sewage storage tank on the left through a sewage inlet pipe after being filtered through a filter screen, when the sewage quantity reaches the limit water level of the sewage tank, a sewage tank flushing button rises to the highest point, a sewage inlet pipe valve is closed and the sewage is stopped from flowing into the sewage tank due to rising linkage of a float, at the moment, the sewage flushing button is in a state capable of being pressed, and the sewage flushing button is pressed down so that flushing can be realized. Clear water enters the clear water tank from a clear water pipe, when the water level of the clear watertank reaches the limiting water level, the clear water tank stops inflow of water, and during use, a clear water tank flushing button is pressed so that flushing can be realized. The water in the sewage tank and the water in the clear water tank which are higher than the limiting water level can both be discharged from respective overflow ports. According to the water-saving water tank utilizing domestic sewage in the invention, most sewage of a washing sink and a kitchen can be effectively utilized, and energy conservation and environmental protection are achieved.
Owner:XI AN JIAOTONG UNIV

A kind of spinning process of spinning machine with external winding device

The invention relates to a spinning technology of a spinning machine with an external winding device. The processes of the spinning technology comprise viscose metering, viscose supplying, filtering before spinning, silk strip forming, spinning and winding, wherein the moisture content of wet tube packed silk in the winding process is 30-80%. For the specific spinning machine with the external winding device, under the mutual effect of all the processes and the control of technological parameters, the purpose that the silk strips are wound into the wet tube packed silk which is directly used for twisting threads in the external winding device in an active winding mode and / or in a passive winding mode can be achieved, the fact that the spinning machine achieves high spinning speed is guaranteed, the quality of products can also be guaranteed at the same time, particularly, the silk strips can not be contaminated by dropping of water washing acid removing liquid and an oiling agent in the last winding forming process, a subsequent dyeing technology is guaranteed, operation of workers is simpler and more convenient, equipment maintaining is easier, energy consumption is lowered, and product cost is greatly lowered while the production efficiency is effectively improved.
Owner:YIBIN GRACE GROUP CO LTD +1

Gold concentrate oxidizing slag gold leaching process

The invention discloses a gold concentrate oxidizing slag gold leaching process, which comprises the following steps: firstly, leaching the gold concentrate oxidizing slag for the first time by using a leachate and activated carbon to obtain gold-loaded carbon and mixed ore pulp; then supplementing activated carbon and the leachate into the mixed ore pulp, adjusting the pH value, and then carrying out secondary leaching to obtain a leaching solution, gold-loaded carbon and tailings; finally, recycling the leaching solution for continuous leaching; wherein the leachate is ammonium thiocyanate. The process is used for the high-arsenic sulfur gold concentrate with the arsenic content exceeding 15%, the leaching rate is 95% or above, other energy consumption is avoided, the leaching condition is simple, and the industrial realizability is high; the leaching solution is recycled and re-leached, so that the dosage of chemicals and water is saved, and meanwhile, the two-stage leaching ensures that the gold leaching rate is high and the index is stable; ammonium thiocyanate is adopted as the leachate, the leachate is easy to obtain, low in cost, safe and non-toxic, the gold leaching speed is high, the leaching period is short, leaching waste liquid and waste residues are easy to treat, and the cost is low.
Owner:JIANGXI UNIV OF SCI & TECH
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