10results about How to "Reduce electricity bills" patented technology

The invention provides a water plant raw water and clear water lifting pump station joint optimization energy-saving dispatching method and system for solving the problems that traditional pump station dispatching depends on artificial experience, global optimization is lacked, and energy waste is serious. Comprising the steps that a flow-lift and flow-efficiency relation model is established, and a variable frequency pump deduces a performance formula under any frequency based on the similarity law; in the first-stage optimization scheduling, the optimal flow of a water intake pumping station and the optimal water storage level of a clean water tank in each time period are determined by adopting a dynamic programming algorithm and taking the minimum total work of the system as a target, and the conditions of flow balance, water level constraint and the like are met; and in the second-stage optimization scheduling, the genetic algorithm is adopted to optimize the combination and operation frequency of the water pumps in each time period by taking the minimum total power of the pump set as a target, and a flow and lift deviation penalty term is introduced. According to the method, water taking, water storage and water supply whole-process collaborative optimization is achieved, the energy saving rate exceeds 10%, the operation cost is reduced, the method adapts to dynamic changes of the water source tide level and the water demand, and the dispatching intelligent level is improved.

The invention belongs to the technical field of tunnel construction, and particularly relates to tunnel new energy operation equipment and an energy consumption control method thereof.The tunnel new energy operation equipment comprises a crawler chassis, the crawler chassis is driven by a motor, an electric telescopic arm is fixedly installed on the surface of the crawler chassis, and an external cable is slidably connected to the inner wall of the electric telescopic arm; the external cable is used for being connected with a power grid to provide electric energy for operation equipment. According to the tunnel new energy operation equipment and the energy consumption control method thereof, by arranging the energy storage driving control mechanism and the rotary conductive mechanism, seamless switching and 360-degree continuous rotation operation of the equipment in a power grid direct supply mode and a battery power supply mode are achieved when the equipment is used, and waste gas pollution in a tunnel is fundamentally eliminated. The system has the characteristics of zero emission, low noise and high energy utilization rate, the direct electric charge and ventilation energy consumption are remarkably reduced, the comprehensive energy consumption is reduced, and a brand new green and efficient equipment solution is provided for tunnel construction.

The application discloses a cement raw material mill equipment production scheduling optimization method, and steps include: using the historical mill time and power data of the raw material mill in the database, the working conditions of the raw material mill are divided into three kinds of working conditions through the clustering analysis method, and the maximum and minimum values of the corresponding mill time are found out from each kind of working condition; the first linear programming is used to plan the running time of the raw material mill; if the result shows that the ending time point of the current time and the starting time point of the next time interval are not more than the set value, the production scheduling task of the next time interval is migrated to the current time interval; the second linear programming is used to plan and arrange the mill time in the running time interval; the starting and ending time points of each time interval running time interval and the running mill time of each time interval are obtained; and the application can maximize the economic benefits of enterprises, limit the frequency of starting and stopping machines and reduce the equipment wear under the premise of meeting the total output.

The utility model discloses a kind of integrated monitoring system of sewer network inspection well, including first wireless data transmission module, first wireless data transmission module is electrically connected with liquid level sensor, flow sensor, water quality sensor and inspection well cover displacement monitoring sensor, first wireless data transmission module is connected with second wireless data transmission module by wireless communication protocol, second wireless data transmission module is connected with server by collector, server is connected with display screen.The utility model sets up inspection well cover displacement monitoring sensor, when inspection well cover appears displacement or the condition of lifting, will lead to the pressure data monitored by at least part pressure sensor change, by the terminal equipment comprehensive analysis of remote inspection well cover corresponding multiple pressure sensor monitored pressure data, can judge whether the displacement or lifting condition of inspection well cover appears, to be able to avoid traffic accident caused by inspection well cover anomaly in time.

The utility model discloses a kind of push-pull windows with heat insulation function, it is related to push-pull window technical field, including fixed window frame and heat insulation component, the fixed window frame is integrated structure, and the inside surface slidingly connected with sash window frame in fixed window frame, the heat insulation component is set to sash window frame surface, and heat insulation component includes first fixed groove, second fixed groove, nylon sealing gasket, polyurethane filler, hollow glass, nano ceramic heat insulation film, Low-E coated glass and scratch-proof film, the first fixed groove is opened in the inside surface inner end of sash window frame, and the second fixed groove is opened in the inside surface outer end of sash window frame. The push-pull window with heat insulation function, by heat insulation component, so that the device can greatly enhance the heat insulation performance of push-pull window whole, can significantly reduce indoor and outdoor heat exchange, reduce air conditioning or heating energy consumption, save electricity expense, by movable assembly, so that the device can reduce the friction of slide rail, reduce slide rail abrasion, to prolong its service time.

The utility model belongs to air conditioning technical field relates to a kind of direct current air conditioner, including outdoor unit and control box, the outdoor unit is equipped with first direct current brushless motor, the control box is equipped with second direct current brushless motor and third direct current brushless motor, the first direct current brushless motor is equipped with first driving device, the second direct current brushless motor is equipped with second driving device, the third direct current brushless motor is equipped with third driving device, the outdoor unit, the first direct current brushless motor, the control box, the second direct current brushless motor, the third direct current brushless motor, the first driving device, the second driving device and the third driving device are connected by electricity. Air conditioner compressor motor, outdoor fan motor and indoor fan motor are all replaced with direct current brushless motor, and corresponding driving device is matched for it, so that the use of air conditioner is more reliable, and hardware conditions are provided for intelligent management of next step air conditioner, which can be generally applicable to railway locomotive field etc.

The present application relates to the field of refrigeration technology, and provides a control method and system for cooling oxidation tank by using low-valley electricity price, which comprises the following steps: starting a refrigeration device at a preset low-valley electricity price period of power grid, adjusting refrigeration power of the refrigeration device according to temperature deviation of cold storage medium, and cooling the cold storage medium in the energy storage pool; in response to a cooling instruction of the oxidation tank, the cold storage medium in the energy storage pool exchanges heat with the oxidation tank through a circulating cooling pipeline, and the medium flow of the circulating cooling pipeline is adjusted according to temperature deviation of tank liquid of the oxidation tank, so as to continuously cool the oxidation tank. The present application can transfer the refrigeration electricity load from the peak electricity price period to the low-valley electricity price period, so as to fully utilize the difference between peak and valley electricity prices to reduce electricity cost, and effectively reduce the refrigeration operation cost of surface treatment production.

The application relates to a household energy management method and system based on fusion of action mask deep reinforcement learning, and belongs to the field of household energy intelligent management. The method comprises the following steps: collecting environment parameters of a household energy system, and constructing a mathematical model of the household energy system; based on a household energy scheduling problem, a household energy management Markov decision process based on time sequence feature perception and a safe action mask is constructed; an improved DQN network fusing a double-channel time sequence prediction module is constructed and trained; based on real environment parameters of a to-be-tested day, the improved DQN network after training is adopted to output a final household energy system optimization scheduling result. Under the premise of strictly guaranteeing the system physical safety boundary and user comfort (including indoor temperature control and on-time completion of a load task), the application realizes global minimization of household electricity cost through intelligent scheduling, and effectively overcomes the limitations of high calculation complexity of a traditional model-driven method and poor flexibility of a rule control method.

The invention discloses an energy storage counter for outdoor sales and a using method thereof, and belongs to the field of outdoor energy storage counters. The counter comprises a counter body, a cabinet door is arranged on the front face of the counter body, a partition plate, an energy storage battery and a sliding storage box are arranged in the counter body, a storage bin is clamped to the inner wall of the cabinet door, self-locking universal wheels are installed at the bottom end, an energy storage assembly is arranged on the top, and a condensing device is arranged on one side. The energy storage assembly can flexibly adjust the light receiving angle of a flexible solar panel through cooperation of a telescopic pump and a rotating ball, and the condensation device refrigerates the backrest and the rotating seat through a condenser and a condensation pipe. The using method comprises the steps that the counter is moved and locked, the energy storage assembly is debugged to the optimal light receiving angle, electricity is stored through the flexible solar panel to supply power to equipment, the condensing device is started as needed to use the rest area, and articles are taken from the storage structure. According to the invention, energy self-sufficiency is realized, dependence on a traditional power grid is greatly reduced, movement is flexible, operation is convenient and fast, a rest area is humanized, outdoor sales cost is reduced, operation efficiency is improved, and the system is suitable for various outdoor sales scenes which are remote or unstable in power supply.

The application discloses a kind of operating state control method, device, equipment, medium and system of temperature control storage equipment.It comprises: according to the current electricity price period and current use frequency period corresponding to current time according to pre-divided multiple electricity price periods and multiple use frequency periods;The multiple electricity price periods are pre-divided according to the peak-valley electricity price information of the location where the temperature control storage equipment is located;The multiple use frequency periods are pre-divided according to the device door opening and closing history information within at least 24 hours of the temperature control storage equipment;According to the preset corresponding relationship between electricity price period, use frequency period and operating state, determine the target operating state corresponding to the current electricity price period and the current use frequency period;Control the temperature control storage equipment to operate in the target operating state;In this way, the operating state adjustment scheme is optimized, the energy-saving effect is improved, and the electricity bill is greatly reduced.