32results about How to "Improve electricity consumption" patented technology

The invention relates to an energy-saving service system with an electricity utilization analysis function. The energy-saving service system comprises a main system, a user interaction terminal, an electric line communication network and an energy-saving control device, wherein the main system comprises an electricity utilization analyzing module, a human-machine interaction module and a GPRS (general packet radio service) communication module; the user interaction terminal comprises a computer terminal, a mobile-phone terminal and an interaction terminal; and the electric line communication network comprises a concentrator, a collector and an interaction terminal. With the adoption of the system, the electricity-saving purpose is fulfilled, the electricity utilization trend is analyzed, and therefore, a user can know the stepped electricity utilization situation and trend of the current month in real time, the electricity-saving level of the user can be favorably improved and the electricity utilization amount can be controlled.

The invention discloses a preparation method of linen flat-strip fabric. The preparation method comprises the following steps that raw flax with a disintegration degree larger than or equal to 250 count is selected and made into linen roving; bio-enzymatic treatment is conducted, and degumming treatment is conducted on the linen roving; the linen roving treated with bio-enzymes is made into linen S twist yarn and linen Z twist yarn, and the count of both the linen S twist yarn and the linen Z twist yarn is 36 metric count; the linen S twist yarn is put into a humidification storehouse for humidification curing; warping and drawing-in treatment is conducted on the linen Z twist yarn in sequence; the linen Z twist yarn is regarded as warp yarn, the linen S twist yarn is regarded as weft yarn, a loom is used for weaving, and fabric dyeing is conducted on woven gray cloth to obtain the linen flat-strip fabric. According to the preparation method, the prepared linen fabric has the advantages that dyeing is even, colors are beautiful, and the design and color and the cloth type are novel and fashionable.

The invention discloses a high-efficiency solar lighting system. A multicrystal silicon solar photovoltaic module array with a no-load output voltage of 60V provides electric energy. A solar charging controller is connected with the multicrystal silicon solar photovoltaic module array and is also connected with an intelligent power supply controller, the intelligent power supply controller is formed by a UPS (Uninterruptible Power Supply) switching controller based on the control of a single chip, a battery bank is connected between the solar charging controller and the intelligent power supply controller and consists of total 18 deeply circular sealed maintenance-free lead-acid accumulators with monomers of 36V, the other input end of the intelligent power supply controller is connected with a rectification voltage stabilizer connected into the mains supply, and the output end of the intelligent power supply controller is sequentially connected with an automatic dimmer and an LED lamp set. In the high-efficiency solar lighting system, 36V low-voltage direct current drives the LED lamp set without needing an immediate alternating-current and direct-current transformation process, thereby effectively avoiding the electric power consumption in the immediate alternating current and direct-current transformation process and reducing more than 60% of electric power consumption; an IC (Integrated Circuit) is controlled and driven by an optical sensing PWM (Pulse Width Modulator), and the brightness of the LED lamp can be automatically and suitably regulated according to environment illumination. The invention is mainly applied to places needing more lighting lamps and higher uniformly-distributed illuminating brightness, such as markets, hotels, schools, office buildings and the like, and also applied to household lighting systems.

The invention discloses an electric precipitation energy-saving control method based on the coal quantity and the air quantity of a boiler. The method comprises the steps: obtaining current total coalquantity and current total air quantity of the boiler and electric precipitator outlet dust content; and calculating an electric field secondary current target value according to a formula II2=[(T-Ttarget)/(Tmax-Tmin)]*(II2max-II2min)+IIcoal+IIw, and adjusting the current electric field secondary current value of the electric precipitator to an electric field secondary current target value. Therefore, the total coal quantity of the boiler is used to replace the unit load to control the electric precipitation parameters, the control deviation caused by coal quality change can be overcome, andthe real-time performance is better than that of the unit load; meanwhile, the total air quantity of the boiler serves as a feedforward signal, and a dynamic control effect of dust in the unit load dynamic change process can be improved; and therefore, the automatic control effect of the electric precipitator can be improved, excessive dust emission of a power plant is prevented, the environment-friendly purpose is achieved, the power utilization rate of the power plant is reduced, and the energy-saving purpose is achieved. The invention further discloses an electric precipitation energy-saving control system based on the coal quantity and the air quantity of the boiler, and the beneficial effects are as mentioned above.

The invention provides a polycrystalline silicon reduction tail gas waste heat utilization method. The method comprises the steps of: performing cooling treatment on reduction tail gas output from a reduction furnace with cooling capacity of circulating water from a Liebig condensation pipe in a first casing pipe, and letting the cooled reduction tail gas of the first casing pipe enter the Liebig condensation pipe; in the Liebig condensation pipe, utilizing the feed gas from a static mixer and the cooling capacity of circulating water from a circulating water system to perform cooling treatment again on the reduction tail gas from the first casing pipe, also making the feed gas with cooling capacity utilized by the Liebig condensation pipe enter the reduction furnace, and letting the circulating water with cooling capacity utilized by the Liebig condensation pipe enter the first casing pipe. Accordingly, the invention also provides a polycrystalline silicon reduction tail gas waste heat utilization system. The method and system provided by the invention can reduce the unit electricity consumption of polycrystalline silicon production and improve the primary conversion rate of TCS (trichlorosilane), also avoids the appearance problems of products, and effectively lowers the temperature of reduction tail gas.

The embodiment of the invention relates to socket control methods and device. The control method of a mobile terminal side includes the steps that a socket control instruction input by a user is received, audio coding processing is conducted on the socket control instruction, audio coding data are generated, and the audio coding data are converted into audio signals to be output. The control method of a socket side includes the steps that an audio signal is received and converted into audio coding data, the audio coding data are decoded, a socket control instruction is generated, and corresponding socket control operation is executed according to the socket control instruction. According to the socket control methods and device, a mobile terminal sends the audio signal to control a socket so that the control over the socket can be more convenient, the audio signal serves as the carrier of the socket control instruction so that more complex control instructions can be transmitted, compared with a manner that the only the amplitude of sounds is used as a control condition in the prior art, the influences of surroundings on the socket are small, and stability is higher.

The invention discloses a granite solar power generation board which is an outer wall decorating building material capable of achieving power generation and heat preservation through solar energy. The granite solar power generation board comprises a stainless steel hanging plate, a granite plate, a glass fiber cement sheet, an infrared power generation grid, a heat preservation coating layer and an insertion hole. By the adoption of the granite solar power generation board, heat insulation and cold insulation of a house can be achieved, the maintaining time of heating or refrigerating of an air conditioner can be prolonged, electricity is saved, the granite solar power generation board has the power generation function and the heat preservation function, can not be burnt and is safe, capable of saving energy, environmentally friendly and free of pollution, and the service life of the granite solar power generation board is the same as that of the house; compared with a granite board on the market at present, the installation price is low, and the market prospect is good.

The invention relates to the technical field of refrigeration storages, in particular to a heat recovery energy-saving process for a refrigeration storage. The heat recovery energy-saving process is capable of saving water and energy and reducing the use limitation, and comprises the following steps: 1, warm water preparation, specifically, water is heated to warm water with the temperature of 20-30 DEG C by the heat discharged during refrigeration of the refrigeration storage through a heat recovery exchanger, and the warm water is stored into a water storage tank; 2, defrosting, specifically, a refrigeration storage evaporator is defrosted by the warm water prepared in the step 1, and the water temperature is reduced to 5-10 DEG C after defrosting to obtain recovered water; and 3, recycling, specifically, the recovered water enters the water storage tank for storage, and is introduced into the heat recovery exchanger by a circulating pump.

The method includes following steps: the telephone number is organized by melody of music; the telephone number organized by music is put into telephone book and is made into VCD format file with image and sound; the chip with music function is set in the telephone set; the telephone number is organized into sound of calling party or sound of called party and is set on the exchange.

The invention discloses a substation power utilization control method based on micro-environment parameter monitoring. The method comprises the steps of collecting power utilization load data of substation power utilization equipment in a specific time, and obtaining an air conditioning system with the maximum power utilization ratio in a power utilization system on the basis of the power utilization load data; on the basis of the fact that the air conditioning system is air conditioning equipment distributed indoors, judging whether the air conditioning equipment is in a runnable state through an infrared human body detector; after it is judged that the air conditioning equipment is in a runnable state, collecting human body parameters of indoor workers on the basis the infrared human body detector, and meanwhile monitoring indoor environment parameters on the basis of a temperature and humidity tester; and adjusting operating parameters of the air conditioning system through the environment parameters and the human body parameters. According to the substation power utilization control method, convenience is provided for equipment operation and maintenance personnel, the overall power utilization level of a substation can be improved, and the service life of the power utilization equipment in the substation is prolonged.

The invention discloses a power distribution network power supply guaranteeing method based on an electric engineering vehicle. The method comprises the following steps: configuring electric vehicles with different scales, vehicle types and battery capacities as the electric engineering vehicle in combination with the maintenance environment, the type, the historical data influencing the user degree and the market condition of the electric vehicles; presetting a charging mode of the electric engineering vehicle; establishing an electric engineering vehicle optimization scheduling model according to the electric engineering vehicle travel overhaul and power failure load requirements; planning an optimal driving route by adopting a simulated annealing algorithm in combination with the charge state and the road condition information of the electric engineering vehicle; connecting an electric engineering vehicle power supply to the user low-voltage power distribution system, and switching to an inversion discharge mode to supply power to a load; and according to a power failure area load curve predicted by a dispatching center of a power grid company, calculating a minimum power deviation under a set constraint, and calculating an optimal battery output power of the electric engineering vehicle. The power demand of the user during the power failure is guaranteed, so that the power supply reliability of the power distribution network is improved.

The invention discloses a voltage deviation control method based on a hybrid STATCOM. Firstly, a plurality of STATCOMs are combined in a DC back-to-back hybrid manner to form a hybrid compensation device. When the load under a transformer is unbalanced, each STATCOM can transmit active power through a DC bus so as to prevent overloading of the high-load operated transformer. The reasonable transmission of active power is achieved through rapid coordinated control of the power. The economy of the user's electricity utilization and voltage levels of the users are further improved. according to the invention, on the basis of realizing local reactive power compensation and harmonic control, the user's voltage deviation is effectively improved and the electricity utilization level and economy are improved through the coordinated control of power.

The invention discloses a combined power distribution system for a data center, which comprises a power input module, a power supply module, a voltage detection unit, a first circuit, a display module, a charging module, a voltage boosting module, a standby power supply module, a second circuit, a user, a control switch and a remote control unit, wherein the output end of the power input module is connected with the input end of the power supply module. The invention relates to the technical field of a power distribution system. According to the combined power distribution system for the data center, the voltage is input through the power input module and then detected by using the voltage detection unit, the overload voltage is divided by a voltage dividing module, the standby power supply module is enabled to bear part of the overload voltage, the voltage is supplied to the user by being matched with the first circuit and the second circuit, and the combined power distribution mode is adopted to avoid the phenomenon of tripping caused by overload voltage at the peak of power utilization. In addition, the stored power is provided within a short time when there is a line fault, so that high-rise residents are ensured to go out normally.