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275results about How to "Improve recycling efficiency" patented technology

A heat pump heat recovery and humidity-controlled fresh air unit and its operation method

The present invention relates to a structure and an operation method of a constant-humidity fresh air unit, a heat pump heat recovery constant-humidity fresh air unit. The rectangular unit box (1) is divided into left and right sides or upper and lower sides, with a Intervals and partitions; on the side of the return air passage (A) and exhaust air passage (B), air is supplied from the return air outlet (2) in the room by the return fan (3), and the compressor (4) is connected to the condenser (6) , leading to the air exhaust port (7); on the side of the fresh air channel (C) and the air supply channel (D), from the outdoor fresh air port (8) to the inside, one end of the condensate pump (14) and the condenser on the other side (6) connection, one end is connected to the surface cooler (9), evaporator (10) and second condenser (11) in turn, and the air supply fan (12) is set inward, and the air supply port (13) leads to Indoor; on the clapboard, the air volume automatic regulating valve (5) is set. The invention provides a heat pump heat recovery and humidity balance fresh air unit suitable for temperature and humidity independent control air conditioning system, which has the functions of cooling and dehumidification, heating and humidification, filtering and dust removal, ensuring no condensation on the surface layer of radiation cooling and taking into account health and energy saving.
Owner:SHANGHAI COLLODIN NEW ENERGY TECH

Brake energy recovery system and method of electric vehicle

The invention discloses a brake energy recovery system and method of an electric vehicle. The brake energy recovery system of the electric vehicle comprises an energy conversion unit, an inverting unit, an energy storage unit and an energy storage unit management system, wherein the energy conversion unit is used for converting mechanical energy generated during braking into electrical energy and converting the electrical energy into the mechanical energy for driving a vehicle during driving; the inverting unit is connected with the energy conversion unit and used for inverting between alternating current and direct current; the energy storage unit is used for receiving the electrical energy generated by the energy conversion unit and can provide the electrical energy; the energy storage unit management system is connected between the inverting unit and the energy storage unit and used for controlling charge and discharge of the energy storage unit; and the energy storage unit comprises a super-capacitor energy storage unit and a chemical battery energy storage unit, wherein the super-capacitor energy storage unit is connected with the chemical battery energy storage unit in parallel through the energy storage unit management system. Through the system and method disclosed by the invention, the brake energy recovery efficiency can be improved, and the service life of the battery can be prolonged.
Owner:BEIQI FOTON MOTOR CO LTD

Diesel generator cogeneration device based on ORC (organic Rankine cycle) system

The invention discloses a diesel generator cogeneration device based on an ORC (organic Rankine cycle) system. The diesel generator cogeneration device comprises an ORC refrigerant cycle system, an engine jacket water cycle system, an engine tail gas system, a pressurized air system and an external cooling water system. The diesel generator cogeneration device disclosed by the invention has the most outstanding feature that after the whole generation device normally runs, as a water tank and an intercooler of an engine do not need to work, the power output, to a fan, of a diesel generator can be directly cut off, and therefore, net generation externally output is greatly increased. The diesel generator cogeneration device disclosed by the invention has another outstanding feature that the heat of the cylinder wall of the engine and the tail gas of the engine is fully absorbed for a carrier by utilizing engine jacket water, and therefore, the problem that the local high-temperature failure of refrigerant is brought by the fact that heat exchange is directly performed between the ORC refrigerant and high-temperature exhaust gas is avoided. All components of the system are effectively controlled, and the waste heat of the engine is recycled, and therefore, the generating capacity of the unit fuel consumption of the engine is improved, and the return on investment cycle of the generator is shortened.
Owner:ZHEJIANG YINLUN MACHINERY

Efficient energy-saving large-air-quantity low-concentration organic waste gas recovery and treatment device and method

The invention discloses an efficient energy-saving large-air-quantity low-concentration organic waste gas recovery and treatment device and method. The recovery and treatment device comprises a pretreatment system and an adsorption and purification device, the output end of the pretreatment system is connected with a waste gas inlet of the adsorption and purification device through an adsorption and purification fan, and the adsorption and purification device is an adsorption and purification fixed bed or a zeolite rotary wheel adsorption and purification system. A recovery device further comprises a first heat exchanger, a first cooler, an adsorption recovery bed, a condenser, a layering tank, a solvent recovery tank, a heater, a first dried filter, a dehumidifying fan and a cooling fan. The recovery and treatment method includes the steps of firstly, pretreatment, secondly, adsorption and purification, thirdly, adsorption and concentration, fourthly, cooling and adsorption and fifthly, adsorption and recovery. By means of multi-stage reuse of heat and multi-stage adsorption of organic waste gas, the effects of reducing energy consumption and improving recovery efficiency are achieved, the device and method are particularly suitable for large-air-quantity low-concentration organic waste gas recovery and treatment, the aim of clean production is achieved, recycling of resources are achieved, and environment protection is achieved while energy is saved and emission is reduced.
Owner:黄文科

Multi-energy complementally driven dehumidification air-conditioning system

The invention discloses a multi-energy complementally driven dehumidification air-conditioning system which comprises a room internal partition wall, a room wall, a hollow fiber membrane, an indoor air return port, an indoor circulating fan, a wind driven generator, a storage battery, a solar thermal collector, a heat exchanger, an ultrasonic atomizer, an ultrasonic generator, a solution regenerator, an energy storage reservoir, a solution collection reservoir, a solution circulating pump, a liquid return pump and a plurality of valves. The solution regenerator is composed of an atomizing chamber, an air inlet, a solution baffle, a demister and an exhaust fan. The multi-energy complementally driven dehumidification air-conditioning system uses solar energy as the regeneration thermal source of a dehumidification solution, improves dehumidification solution regeneration efficiency by aid of the ultrasonic atomization effect, solves the problem of the solution dehumidification system that the air contains liquid by aid of the hollow fiber reverse osmosis membrane, is provided with electricity through wind power generation, and achieves diversification of system driving energy. The multi-energy complementally driven dehumidification air-conditioning system can meet architectural indoor dehumidification requirements in high-humidity seasons such as the spring and the summer, can supply heat to the buildings in summer, is especially suitable for being used in moist areas with cold winter and hot summer, and has remarkable social benefit and economic benefit.
Owner:SHANGHAI JIAO TONG UNIV +1

Extensible regenerative brake control system

InactiveCN107499143AAvoid vehicle instabilityImprove recycling efficiencyElectrodynamic brake systemsFour-wheel driveEngineering
The invention discloses an extensible regenerative brake control system. The system includes an electric-control regenerative brake module, a hydraulic regenerative brake module, a feedback torque actuator, a regenerative brake energy recovery model and a finished automobile dynamic state part, wherein the regenerative brake energy recovery model comprises a state observation end and a control end, the finished automobile dynamic state part, the state observation end, a longitudinal force control distribution part, the electric-control regenerative brake module and an air bag restraint system are compatible to and have reservation for extensible interfaces, and therefore control is achieved on the premise of ensuring that an original finished automobile framework is maintained to the greatest extent; the extensible regenerative brake control system is applicable to not only two-wheel/four-wheel driving systems but hydraulic pressure torque/feedback torque decoupling and non-decoupling regenerative brake systems; it is ensured that drivers can have a feeling similar to the feeling when using regenerative brake pedals of original vehicles, and therefore the vehicles can be prevented from losing balance to the greatest extent, and the recovery efficiency is increased; by using the longitudinal force control distribution part to feed back torque limiting values safely, the safety of the vehicles can be effectively ensured.
Owner:EASTONE AUTOMOTIVE TECH

Method for recycling ammonia nitrogen, phosphorus and volatile fatty acid in livestock-poultry excrement hydrolysate by two-stage bipolar membrane electrodialysis

The invention discloses a method for recycling ammonia nitrogen, phosphorus and volatile fatty acid in livestock-poultry excrement hydrolysate by two-stage bipolar membrane electrodialysis; the method comprises: pretreating livestock-poultry excrement hydrolysate, adding into a bipolar membrane electrodialytic saline chamber, and extracting ions contained in the hydrolysate. The reaction process is divided into a front phase and a rear phase according to voltage changes, namely a strong electrolyte removal phase and a weak electrolyte removal phase; finally, ammonia nitrogen, chlorine ions and sulfates are removed in the first phase equivalently, while phosphates and weak acids such as VFAs (volatile fatty acids) are removed in the second phase. The produced strong acid solution is subjected to reflow for adjusting pH of the hydrolysate during pretreatment; when pH is 5, about 90% of solid phosphorus is released, and the VFAs separation efficiency is improved. The two-phase separation method according to the invention enables ions in the excrement hydrolysate to be removed and recycled in class-based form, loss of ion diffusion between adjacent compartments in late reaction is decreased, and product recycling rate is increased.
Owner:HUANGSHAN TIANZHIDU ENVIRONMENTAL SCI & TECH DEV CO LTD

System and method for resource recycling of vanadium-titanium-tungsten series denitration catalysts and water recycling use

The invention provides a method for resource recycling of vanadium-titanium-tungsten series denitration catalysts and water recycling use. The method for resource recycling of the vanadium-titanium-tungsten series denitration catalysts and water recycling use comprises the step that after alkali liquid titanium-removing reaction, acid liquid impurity-removing, ammonium sulfate vanadium precipitation and sulfuric acid tungsten precipitation reaction are conducted on catalyst powder and a filtered liquid acquired is electrolyzed, sulfuric acid and alkaline liquid are recycled and utilized. The invention further discloses a system applicable to the method. The system comprises a preprocessing unit, an alkaline leaching unit, a pH adjustment unit, an ammonium sulfate vanadium precipitation unit, a sulfuric acid tungsten precipitation unit, a chemical precipitation ammonium-removing unit and a sodium sulfate electrolysis unit which are sequentially connected. The acid liquor outlet of the sodium sulfate electrolysis unit is connected with the pH adjustment unit and the sulfuric acid tungsten precipitation unit. The alkaline liquid outlet of the sodium sulfate electrolysis unit is connected with the alkaline leaching unit and the chemical precipitation ammonium-removing unit. With a resource recycling technology of the denitration catalysts and a saliferous waste water processing recycling technology combined, saliferous waste water generated in the production process can be utilized cyclically, and generation of waste water is reduced so that the resource recycling process of the catalysts is more environmentally-friendly.
Owner:HUANENG CLEAN ENERGY RES INST

Curling wire packing machine

The invention discloses a curling wire packing machine. In a commonly-used aluminum wire recycling process, a container with an extremely huge volume is placed at the chip removal position of a machine tool, aluminum wires are fed into the container through equipment such as a material guiding channel, and the aluminum wires need to be cleaned at the position without aluminum wires aside at regular times by specialized workers, so that the production efficiency is low. The curling wire packing machine is characterized in that an aluminum wire recycling cavity is arranged at the upper part of a rack, an aluminum wire guiding component communicated with the aluminum wire recycling cavity is arranged at the front end of the aluminum wire recycling cavity, and a curling wire base plate is arranged on the base plate of the aluminum wire recycling cavity; a roll-packing rod advancing and retreating guiding assembly, a roll-packing rod advancing and retreating driving assembly and an automatic roll-packing assembly are arranged between the curling wire base plate and the lower base plate of the rack, and a roll-packing compressing assembly for compressing aluminum wire rolls after roll-packing is arranged on one side wall of the aluminum wire recycling cavity. The aluminum wires generated by turning can be recycled and packed, so that the requirement for saving much space can be realized, the cost is lowered while the human input is reduced, and the recycling efficiency of waste materials is improved.
Owner:SHANGHAI AISHIDA ROBOT CO LTD
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