352results about How to "Run energy saving" patented technology

A method and apparatus for data transmission between an electromedical implant having a first transmitter/receiver unit, such as a cardiological implant, and an associated external apparatus having a second transmitter/receiver unit. Data transmission begins with a triggering signal which is sent by the first transmitter/receiver unit in normal operation in predeterminable first intervals. Reception readiness of the first transmitter/receiver unit is maintained after emission of the triggering signal for a second time interval which is shorter than the first time interval.

An order-picking installation, a method for order picking and an order-picking system for the purpose of fully automated repacking of stock-keeping units from an inbound unit having a plurality of identical stock-keeping units into an outbound unit having a plurality of different stock-keeping units. The installation, method and system includes a separating station for separating the stock-keeping units, which are delivered in an inbound unit composed of a plurality of identical items, into stock-keeping units and/or sub-units of several stock-keeping units, a small-parts store including a storage location for each type of stock-keeping unit, with an item-storing position and an item-retrieval position, and a stacking and/or packaging station for assembling different stock-keeping units and/or sub-units in an outbound unit.

The invention provides an air conditioner control method and system based on a PID algorithm. The air supply temperature, the air returning temperature and humidity of an air conditioner in a machine room are collected; according to the air supply temperature, the air returning temperature and the preset machine room temperature, the starting frequency and the starting time of a compressor in the air conditioner are controlled; the incremental PID algorithm is utilized, and according to the temperature difference value between the air supply temperature and the air returning temperature and the preset machine room temperature, the optimal output frequency of the compressor is calculated; meanwhile, according to the optimal output frequency of the compressor, the optimal rotating speed of a draught fan is adjusted; the compressor is controlled to carry out cold amount output at the optimal output frequency, and the draught fan is controlled to rotate at the adjusted rotating speed. According to the method and system, a frequency converter adjusts the rotating speed of the compressor, the air conditioner outputs the smaller cold amount, balance of the cold amount and the heat amount in the machine room is achieved, the starting and stopping frequency of the compressor is reduced, the running energy consumption of the compressor is reduced, and therefore the air conditioner runs in a more energy-saving manner.

The invention relates to a method for designing and achieving an intelligent electricity using network. Hardware of the intelligent electricity using network mainly comprises an intelligent socket, an intelligent infrared controller, an energy information gateway, a cloud server and a client side (a mobile terminal). A ZigBee chip is arranged in the intelligent socket, switch-on and switch-off of the intelligent socket are controlled by the ZigBee chip through a ZigBee signal and a returned value is acquired to judge whether control is successful or not. A ZigBee chip is arranged in the intelligent infrared controller. The energy information gateway is composed of an Android panel and a ZigBee coordinator. Carry-on devices like a smart phone or a tablet computer of a user serve as the mobile terminal. Software of the intelligent electricity using network comprises a local tablet computer client side and a mobile phone client side which are developed through the Android platform. On the basis that electric appliances are monitored and controlled, states of the electric appliances are induced, and therefore safe, healthy, comfortable and energy-saving operation of the electricity using network is achieved, grid coordination demand responses can be further achieved, and the method can be applied to optimizing grid operation.

The invention relates to a condensation prevention control method of an air conditioner, which comprises the following steps: 1, judging the following conditions after starting up: a, whether the set air speed is at a top grade or not; b, whether a compressor is started for the set time T1 or not; c, whether the indoor temperature is more than or equal to the set temperature Ts1 and is less than or equal to the set temperature Ts2 or not; d, whether the temperature of an indoor machine evaporator is more than or equal to the set temperature Ts3 and is less than or equal to the set temperatureTs4 or not; if one or more conditions are met, executing the step 4, otherwise, executing the step 2; 2, judging whether the actual operational mode is a refrigeration or dehumidification mode, if not, executing the step 4, if yes, continuously judging whether the compressor is started or not, if yes, executing the step 3, otherwise, executing the step 4; or firstly judging whether the compressor is started or not, if not, executing the step 4, if yes, continuously judging whether the actual operational mode is a refrigeration or dehumidification mode, if yes, executing the step 3, otherwise, executing the step 4; 3, opening an electric heating tape by the air conditioner, and executing the step 1; and 4, closing the electric heating tape by the air conditioner, and executing the step1.

The invention discloses a frameless combined type permanent magnet synchronous motor. The frameless combined type permanent magnet synchronous motor comprises a stator pedestal, the stator pedestal is internally provided with a cooling cyclic water pipe, the outer side of the stator pedestal is provided with an adjustment plate, the stator pedestal is provided with a stator assembly, the stator assembly is provided with an upper support, the inner side of the stator assembly is provided with a rotor assembly, and the frameless combined type permanent magnet synchronous motor further comprises an encoder, and the encoder is installed at an inner-side axle center of the rotor assembly through the upper support. The frameless combined type permanent magnet synchronous motor has the following advantages: the apparatus is flexible in structure and convenient to install; the motor is easily organically integrated with a driving apparatus for realizing direct driving; and the bottleneck of difficultly in manufacturing a large-power and large-diameter motor is eliminated.

The invention provides a vertical air conditioner indoor unit. The indoor unit comprises a machine shell, a plurality of air outlets are vertically formed in a front panel, and the rear side of the machine shell is provided with an air inlet; a heat exchanger is arranged in the machine shell, a first cross flow fan and a second cross flow fan are vertically arranged in the machine shell, the axes vertically extend, the first cross flow fan and the second cross flow fan are collinear, and therefore the air is promoted to enter the machine shell via the air inlet and is subject to heat exchange with the heat exchanger to be blown out of the corresponding air outlet; an air flue assembly is erected on the circumferential outer sides of the first cross flow fan and the second cross flow fan so as to enable air to be led to the air outlets forwards from the heat exchanger, an air flue partition part is mounted on the air flue assembly and is located between the first cross flow fan and the second cross flow fan, space limited by the air flue assembly is partitioned into an upper portion and the lower portion, the first cross flow fan and the second cross flow fan are contained in the upper portion and the lower portion correspondingly, and the air flue partition part is provided with two bearings matched with a rotating shaft of the first cross flow fan and a rotating shaft of the second cross flow fan correspondingly. According to the indoor unit, the air flue assembly can be simplified, and the influence of the air flue assembly on the heat exchange efficiency of the heat exchanger can be reduced.

The invention relates to an online safety precaution and prevention control method of a power distribution network. The online safety precaution and prevention control method comprises the steps of perceiving the running state of the power distribution network, and acquiring data of the power distribution network; calculating a precaution index or a power-losing grade index of the power distribution network according to the acquired data of the power distribution network; dividing the running state of the power distribution network according to the precaution index or the power-losing grade index; and carrying out prevention control on the power distribution network in an alert state. Therefore, the power distribution network can autonomously carry out safety precaution and prevention control; self-healing control of the power distribution network is realized; meanwhile, faults of the power distribution network can be avoided as many as possible, and energy is saved in the running process of the power distribution network.

The invention discloses an online boiler monitoring and management system. Operational parameters of a boiler are acquired by an online boiler monitoring device. Acquired data are transmitted to an online boiler monitoring server through a network communication system by internet. The online boiler monitoring server stores and comprehensively processes the data and allows for man-machine interaction by means of image-text reports, audible and visual alarm, short-text emails and the like. Based on data acquisition, data processing and report file generation by a management platform system, boiler operation management level is increased, safe, energy-saving and environment-friendly operation of the boiler is achieved, and dynamic sharing of the data in multi-level departments is achieved.

An adaptive wind turbine generator (WTG) control system comprising a measurement system MS with sensors A1, A2, MC arranged to perform measurements of mechanical vibrations of one or more mechanical components of the WTG, at a plurality of operating conditions for the WTG. A storage unit SU stores, in a measurement database MD, measured data and corresponding operating condition OC data for the WTG. An operating condition manager OCM determines how to operate the WTG, including rotor speed PSC, according to a control algorithm in response to the data stored in the measurement database MD. Hereby, individual vibration measurements on critical components such as electric power generator and blades of the WTG can be taken into account in determining which rotor speed windows to avoid. This allow a more power efficient WTG, since a large safety margin around calculated or predetermined tabulated rotor speed windows can be avoided. Further, with a continuous update of the measurements, the control system can take into account variations in the vibration behaviour of the components over time.

A cooling appliance or refrigeration unit having at least one refrigeration compartment that is contained in a housing and is accessible from above via at least one laterally movable sliding lid containing a transparent window, which has a heat-reflecting inner coating and at least in its front longitudinal region, via an outwardly convex curvature perpendicular to the longitudinal direction, comes to an end in a longitudinal edge that has a front frame. An effortless sliding action with a simultaneously reliable seal is achieved by the front frame having a bearing surface that is oriented horizontally relative to a vertical direction of gravity.

The invention discloses a control method and device for an air conditioner and the air conditioner. The method comprises the steps of acquiring the current temperature and set temperature of the environment where an indoor unit of the air conditioner is positioned, and determining whether a first difference value of the current temperature and the set temperature exceeds a preset first temperature threshold value or not; and when the first difference value does not exceed the preset first temperature threshold value, controlling wind gears of a fan of the air conditioner and the frequency of a compressor of the air conditioner. According to the scheme, the defects that in the prior art, the adjustment is inconvenient, the energy saving effect is poor and the user experience is poor can be overcome, and the beneficial effects that the adjustment is convenient, the energy saving effect is good and the user experience is good are achieved.

When an air pressure in a tank part (5) drops from a maximum set pressure value (A1) to or below at least one restart set pressure value defined to lie in a range between the maximum set pressure value and a minimum set pressure value, a control circuit part (2) operates an electric motor (3b) at a predetermined revolving speed. When the air pressure in the tank part (5) drops from the restart set pressure value to or below the minimum set pressure value, the control circuit part (2) operates the electric motor (3b) at the predetermined revolving speed or a revolving speed lower than N2 until the air pressure in the tank part (5) reaches the maximum set pressure value.

A constant temperature controller inexpensive and easy to operate, yet capable of accurately controlling the temperature with significantly reduced heat energy consumption, is provided. An operation mode of a cooler is switched between an idling mode and a loaded mode, based on a difference in temperature between a first temperature sensor and a third temperature sensor. For switching the operation mode, cooling power of the cooler is adjusted by changing a frequency of an inverter driving a compressor. Under the loaded mode, the cooling power of the cooler is adjusted by an aperture of an electronic expansion valve such that a difference between a temperature of a second sensor and a target temperature of a heater becomes a constant value.

The invention relates to an anti-interference electricity intelligent alternating current contactor including a high-power rectification circuit D, a sampling circuit E, a dU/dt detection circuit Z, high-power switch tubes A and B, optical coupler isolators F and G, a switch tube T, an accumulator, a fly-back topology circuit StackFET, a high-frequency transformer S, a single-chip system P, a communication module, a power supply U of optical couplers, and a contactor body. The invention has the functions that the anti-interference electricity intelligent alternating current contactor can self-keep at interference accidents and switch on and off normally when no interference accidents happen, and has an intelligent control module with wide voltage working range and interchangeable alternating current and direct current, thereby having the characteristics of small size, long service life, reliable work, communication, anti-interference and wide application.

A vehicle power management device managing: a vehicle path information generation device generating a vehicle travel path: a drive assembly consuming power to drive the vehicle; a power generator; an electrical load device group; a high-voltage storage device storing power for driving the vehicle; a low-voltage storage device storing power for operating the electrical load device group; and a DC voltage conversion and output device converting voltage of power stored in the high-voltage storage device to generate DC voltage for operating the electrical load device group, and outputting the DC voltage, and controlling electric energy flow in the vehicle. The vehicle power management device controls output of the DC voltage conversion and output device so that a filling rate of the low-voltage storage device is between lower and upper limits of a range in which a charge and discharge speed is equal to or higher than a predetermined value.

The invention relates to an automatic cleaning system for a solar cell panel. The automatic cleaning system comprises the solar cell panel, wherein a cleaning car is arranged on the solar cell panel, and is provided with a cleaning hairbrush; the cleaning hairbrush is integrally manufactured; road wheel groups are arranged at the bottom part of the cleaning car; a power transmission case is arranged at the upper part of the bottom part of the cleaning car; driving wheel groups are arranged at the bottom part of the power transmission case; driven wheel groups are arranged at the lower part of the bottom part of the cleaning car; and caterpillar tracks are arranged outside the driving wheel groups, the driven wheel groups and the load wheel groups respectively. The automatic cleaning system for the solar cell panel has the beneficial effects that the integral hairbrush is relatively clean to clean, and can also effectively clean when a relatively large gap or height difference is formed between the solar cell panels or the relatively large gap and height difference are formed between the solar cell panels; background display and central control room control can also be achieved; and the functions of position display fault alarm, remote startup, remote parking, alarm and the like of the cleaning car of the solar cell panel are achieved.

A variable threshold voltage keeper circuit technique is proposed for simultaneous power reduction and speed enhancement of domino logic circuits. The threshold voltage of the keeper transistor is dynamically modified during circuit operation to reduce the contention current without sacrificing noise immunity. The threshold voltage of the keeper transistor is controlled by a body bias generator which switches between two voltages in accordance with the clock signal.

A lift rotor or ‘thrust’ system or assembly for a VTOL aircraft, comprising first and second lifting thrusters or rotors contained within a housing, the housing containing a leading edge, a trailing edge, a upper surface and a lower surface; wherein the housing includes one or more airflow manipulation devices provided on or associated with the housing configured to manage the airflow into or through at least one of the first and second rotors. In other aspects, the invention embraces an aircraft wing including a lift thruster system as defined above, and also an aircraft comprising such a lift thruster system.