60results about How to "Save primary energy" patented technology

A urban household garbage sorting and charring comprehensive treatment resource recovery method comprises the first step of garbage sorting treatment, wherein original household garbage is subjected to uniform feeding, manual large garbage sorting, coarse crushing, plate-frame pressure filtering, rolling cylinder screening, full-closed mechanical selecting by winnowing, plate-type magnetic separator treating, eddy current magnetic separator treating and fine crushing process treatment; the second step of garbage drying treatment; the third step of garbage charring treatment, wherein a rotary charring furnace is adopted, and garbage charring is carried out in a normal-pressure low-temperature and low-oxygen atmosphere so that solid carbon can be prepared; the fourth step of coke forming and cooling treatment; the fifth step of bad smell purifying treatment, wherein bad smell generated in a household garbage discharging warehouse and bad smell generated in all treatment process links are collected to a bad smell purifying system through a negative pressure induced draught system; and the sixth step of waste water purifying treatment. The urban household garbage sorting and charring comprehensive treatment resource recovery method is relatively high in automation degree, sorting efficiency and recovery utilization rate and has more sorting functions.

The invention discloses a method for preparing powder active carbon by taking cow dung as a raw material. The method is as follows: by taking the cow dung as the raw material, carrying out activation for 24 hours by a composite activator formed by mixing phosphoric acid and phosphate, and then carbonizing at a high temperature. According to the invention, livestock breeding waste-cow dung is mainly utilized as the raw material, and is sufficient in source, easy to purchase and low in price; the composite activator is relatively low in price and can be recycled in different degrees; the method for using the activator to activate the cow dung and then carbonizing radically solves influences and damage of the cow dung on environment; the prepared active carbon can be directly and practically applied to satisfy various needs on active carbon, so that waste is changed into things of value, and therefore, the method has remarkable social and economic benefits, and very good commercial application prospect.

The invention discloses an elevated uniform automatic road which comprises a roadbed, a track and an elevated uniform automatic road surface, the roadbed is in a shape of the athletics field runway, the track is arranged on the roadbed in a shape of circular close structure, the elevated uniform automatic road surface is composed of a plurality of panels orderly connected from the front part to the rear part and has the same close structure with the track, a power driving wheel rolling along the track is arranged below each panel; the elevated uniform automatic road surface is driven by the power driving wheel for executing uniform automatic operation. The elevated uniform automatic road is more convenient and faster compared with the driving by oneself, the travel cost is greatly reduced for people, most people has no need to drive a car in the city, the vehicle number on the city road is greatly reduced, the unrenewable and one-off resource as the petroleum and the natural gas can be greatly saved and elevated uniform automatic road is extremely beneficial to the ecological environment and sustainable development. The elevated uniform automatic road has good practicability and higher popularization and application value, the running cost is low, the energy is saved and the consumption is reduced and the elevated uniform automatic road is worth for promoting application.

The invention relates to a preparation method of eggplant stalk activated carbon, comprising the following steps of: cleaning, drying and crushing eggplant stalks, carbonizing for 30-40 minutes at the temperature of 450-650 DEG C, activating for 80-100 minutes at the temperature of 650-700 DEG C with an activating agent, cooling to room temperature, and then taking out the eggplant stalks; then soaking the activated eggplant stalks into hydrochloric acid, stirring for 1-2 hours at the temperature of 55-65 DEG C, washing to be neutral with distilled water, drying, and screening to the size of 200 meshes, so that powdery eggplant stalk activated carbon is obtained, wherein the weight ratio of the activating agent to the eggplant stalks is (2-4): 1. The prepared method provided by the invention is simple and effective, raw materials are widely available, cost is low, corrosivity is low, pollution to the environment is less, iodine adsorption value and methylene blue adsorption value of the eggplant stalk activated carbon are far higher than the standard values of the national wood water purification primary activated carbon, and a new raw material is developed for manufacturing of the activated carbon.

The invention discloses a fuel oil additive, which comprises the following steps: mixing burning-rate accelerator, dissolvent, booster and balancing agent; stirring at normal temperature evenly; choosing one of acid oil, fatty acid and oleinic acid as burning-rate accelerator; choosing methyl alcohol or alcohol as dissolvent; choosing aminoethyl alcohol as balancing agent; choosing cetane number as booster; setting the mass percent of burning-rate accelerator, dissolvent, balancing agent and booster as 65-70%, 25-30%,4-6% and 0.4-0.5%; getting the product. This additive can be added into diesel and heavy oil and can decrease about 40% emission of CO2 and SO2, which can protect environment with low cost.

The invention discloses an optimal allocation method for positive and negative spinning reserve capacity among thermal power units in a system comprising a wind farm. According to the method, a spinning reserve capacity benefit model is constructed by taking the running economy and reliability of the system into account, namely, the cost of positive spinning reserve capacity, power generation benefits of negative spinning reserve capacity, obvious reduction of the situation that electric quantity is lower than an expected value after the spinning reserve capacity configuration of the system, an equivalent power function is used for describing the output of the thermal power units and wind turbine generators, and the allocation of the spinning reserve capacity among the thermal power units which are put into operation is optimized by virtue of a probabilistic production simulation calculation method. The method has certain reasonability, and a feasible reference is provided for the large-scale reliable grid-connected running of the wind turbine generators.

The invention relates to a method for preheating inflow water of a membrane method seawater softening device, belonging to the technical filed of oilfield development and seawater desalination. The method comprises the following steps of: firstly, exchanging the heat between low-temperature seawater and produced water or drained strong brine of the membrane method seawater softening device in a primary heat exchanger, recovering the waste heat of the drained strong brine, exchanging the heat between the seawater undergoing primary preheating and produced water with crude oil separated in a secondary heat exchanger, continuing to increase the temperature of the seawater, leading the seawater undergoing two stages of preheating into the membrane method seawater softening device, and separating the seawater to obtain the product water; and collecting the drained strong brine of the membrane method seawater softening device, returning the drained strong brine back to the primary heat exchanger to preheat low-temperature inlet seawater, leading the strong brine into a strong brine drainage pipeline after releasing heat and cooling down, and leading the oilfield produced water into a produced water reinjection pump station pipeline after releasing heat and cooling down so as to realize the two-stage preheating of inflow water of the membrane method seawater softening device. The method has the advantages of simple principle, convenience for operation, reliable running, energy saving, environment friendliness and practical value.

The invention discloses an energy-saving optimization method for new energy and thermal power bidirectionally supplying power for high energy carrying loads. The method comprises the steps of building a model to carry out ultra-short period power prediction on wind electric power data in a future preset time slot, adopting an existing load prediction mathematical model to carrying out ultra-short period power prediction on high energy carrying load data in the future preset time slot, judging whether wind electric power meets the demands of normal production operation of high energy carrying loads in the future preset time slot or not, adopting wind electricity to supply power for the high energy carrying loads directly if the wind electric power meets the demands of the normal production operation of the high energy carrying loads in the future preset time slot, and building an energy-saving optimization model of supplying power for the high energy carrying loads through the new energy and the thermal power bidirectionally if the wind electric power cannot meet the demands of the normal production operation of the high energy carrying loads in the future preset time slot. The energy-saving optimization method for the new energy and the thermal power bidirectionally supplying power for the high energy carrying loads has the advantages of being high in reliability and energy utilization rate, and good in energy-saving effect.

The invention relates to a condensation and reheating integration type smoke plume white-eliminating system. The system comprises a denitration device, a flue gas waste heat utilization device, an electrostatic precipitator, a wet desulphurization device, an induced draft fan, a tail flue gas heater and a chimney which are connected in series in order, wherein the flue gas waste heat utilization device is used for recovering flue gas waste heat, and the tail flue gas heater is used for raising flue gas temperature. Compared with the prior art, the system utilizes the flue gas waste heat to heat condensed water, recovers the flue gas waste heat, and reduces the salt content; the tail flue gas heater utilizes a steam turbine to extract air so as to heat flue gas and raise the flue gas temperature; at the moment, the salt content of the steam of flue gas is not high, the steam temperature is raised, and the density declines; and thus, the flue gas is beneficially diffused to higher heightafter being discharged into the atmosphere, the local concentration of the flue gas discharged into the atmosphere is reduced, and the impact of flue gas containing smoke on the environment is reduced.

The invention relates to a municipal wastewater and municipal ground source cooperation type heat exchange system. According to the municipal wastewater and municipal ground source cooperation type heat exchange system, two-way use of heat energy of municipal wastewater and heat energy of a ground source can be realized, and surplus heat energy of the wastewater can be stored in soil. A novel sustainable energy supply system is realized through interaction of the heat energy of the wastewater and the heat energy of the ground source. The novel wastewater heat exchange system comprises a heat exchanger, a heat supply system, a heat supply loop, a heat user, wastewater pipelines and a blow-down tank. The service life of the municipal wastewater heat exchange system is greatly prolonged, the installation procedure is simplified, the energy utilization rate is increased, municipal carbon dioxide emission is reduced, and municipal water resources are protected. The light-weight wastewater heat exchange system saves energy, reduces emission and is free of pollution.

The invention discloses a solar energy powered indoor air exchange device. The air exchange device comprises a photovoltaic module, a direct current (DC)/DC unit, a storage battery drive circuit, an air exchange fan, an oxygen concentration detection unit and a controller; the photovoltaic module is connected with the DC/DC unit; an output interface of the DC/DC unit is connected with an input interface of the drive circuit; an output interface of the drive circuit is connected with the air exchange fan; a storage battery is connected in parallel between the DC/DC unit and the drive circuit; the oxygen concentration detection unit is connected with the controller; and the controller is connected with the DC/DC unit, the storage battery and the drive circuit respectively. The solar energy powered indoor air exchange device can ensure effective ventilation when the oxygen concentration in a room is too low and guarantee the health of a human body, and also can prevent energy waste and the wearing of the air exchange fan.

The invention discloses a summer and winter cold and hot water supply method for a cultivation farm. In winter, firstly, acquired seawater and fresh water pumped from a fresh water well are mixed into mixed water; and secondly, after heat exchange, mixed water flows into condensers of two single-screw water source heat pump units in parallel and is turned into cultivation hot water after absorbing heat, after waste water formed by high-temperature water after heat exchange is mixed with fresh water pumped from the fresh water well, mixture of the waste water and the fresh water flows into a heat exchanger to indirectly exchange heat with water on evaporator sides of the two heat pump units, and circulating water in independent water systems of the evaporator sides flows into evaporators of the heat pump units in parallel after heat exchange to discharge heat. In summer, acquired seawater is mixed with fresh water pumped from the fresh water well, and then flows into the evaporators of the two heat pump units in parallel, and required cultivation cold water can be obtained after mixture of the seawater and the fresh water realizes heat discharge and is cooled; and a second channel of seawater directly flows into the condensers of the two heat pump units in parallel after being pressurized by a cooling water circulating water pump, and is drained after heat is absorbed. The method is efficient and energy-saving and is low in running expense.

The invention discloses a heat pump system of a sewage source. The heat pump system consists of a water source heat pump unit, an air-conditioning system and an outdoor sewage source system, wherein the outdoor sewage source system comprises a sewage pool, a plurality of groups of heat-exchange drain pipes, two sewage taking wells, two sewage feed pumps and two sewage drain pumps. Urban raw sewage serves as a cold and heat source of the heat pump system, can be up to the water temperature of about 12 DEG C in winter and is not high in water temperature in summer, so that the urban sewage is the very ideal cold and heat source of the water source heat pump unit, primary energy can be greatly saved, the exhaustion of harmful air can also be reduced, the operation cost is low, and the economic benefic is obvious.

The invention discloses a method for preparing a titanium dioxide/active carbon electrode material from waste cotton textiles. A KOH chemical activation method is adopted, active carbon is prepared through a tube type resistance furnace at the nitrogen atmosphere in a high-temperature carbonization and activation manner, and a titanium dioxide loaded active carbon electrode material is prepared through a sol-gel method and a calcination method. The method is implemented specially according to the following steps that firstly, raw materials are pretreated; secondly, carbonization materials are prepared; thirdly, the active carbon is prepared; and fourthly, the TiO2/active carbon electrode material is prepared. By means of the method, the high-performance active carbon with high specific area is obtained, the electrode material prepared from the active carbon loaded with titanium dioxide has excellent electrochemical performance, and efficient recycling of the waste cotton textiles is achieved.

A synthetic fuel gas for stove is prepared from alcohol as primary component and gasoline as secondary one through evaporating them respectively and proportional mixing. Its apparatus is a novel gas stove which is composed of primary alcohol evaporating tank, secondary alcohol tank, heater, primary gasoline gasifying tank, secondary gasoline tank, circulating pump, stove and automatic controller for controlling the proportion and pressure of fuel gas. Its advantages are low cost, and high environmental protection effect.

The invention discloses photovoltaic vehicle Chinese handwriting search player with a USB port and a movable cover and relates to a vehicle Chinese handwriting search liquid crystal player with a USB port. The player comprises a Chinese handwriting search system, the USB port, a liquid crystal player and a power supply plug, and is characterized in that: the Chinese handwriting search system is connected with a power supply circuit electrically; the USB port is electrically connected with the liquid crystal player and a power supply plug circuit; a photovoltaic cell component is connected with a power supply plug and the liquid crystal player; the liquid crystal player is mechanically connected with a universal adjustment device; the liquid crystal player is connected with a self-tightening hinge, the a cover board and a self-tapping screw machine mechanically; and a cover board is connected with the photovoltaic cell component mechanically. The player allows a vice driver to see liquid crystal images clearly when arranged on an instrument board in front of the vice driver. Electricity generated by a photovoltaic device is supplied to the liquid crystal player. Therefore, non-renewable energy resources are saved. Electricity of a storage battery in the vehicle is not used and the service life of the storage battery is prolonged.