10458 results about "Water saving" patented technology

The invention discloses a washing machine control method and a washing machine. The washing machine is provided with a turbidity sensor for detecting water turbidity and a conductivity sensor for detecting water conductivity. According to the washing machine control method, conductivity of clear water is detected before washing is carried out, conductivity and a turbidity value of rinsing water are detected at the same time at every rinsing stage after washing is carried out, a conductivity variable quantity is calculated according to the measured conductivity of clear water and conductivity of rinsing water, and rinsing is stopped when the turbidity value and the conductivity variable quantity are both lower than the corresponding set threshold value. During every rinsing, the washing machine can automatically detect and calculate turbidity of rinsing water and conductivity changes of rinsing water, judge whether clothes are rinsed clean according to turbidity and conductivity changes of rinsing water and stop working in time after the clothes are rinsed clean to save water and electricity. The washing machine can automatically add rinsing frequency if the washing machine detects that the clothes are not rinsed clean when the rinsing frequency reaches the set value, so that residual stains, detergents and softeners are reduced, and the purpose of healthy laundry is achieved.

A one trip system for perforating and fracking multiple intervals uses a releasable barrier. The barrier can be an inflatable. A pressure booster system is associated with the BHA so that the existing hydrostatic pressure is boosted when the gun or portions thereof are fired. After firing in one interval, the BHA is raised and the barrier is redeployed and the pattern repeats. Instruments allow sensing the conditions in the interval for optimal placement of the gun therein and for monitoring flow, pressure and formation conditions during the fracturing. Circulation between gun firings cleans up the hole. If run in on wireline a water saving tool can be associated with the BHA to rapidly position it where desired. A multitude of perforation charges mounted in the BHA can be selectively fired by selected corresponding detonator based on a predetermined sequence or surface telemetry command.

Disclosed is a method which uses coke-oven gas as the raw material to produce liquefied natural gas; the method includes that the coke-oven gas is pretreated firstly to enable the tar, naphthalene and benzene impurities contained in the coke-oven gas to be purified deeply; and the purified coke-oven gas is processed with methanation reaction after compression and desulfurization; the liquefied natural gas product which contains CH4 with the content of more than 85% through the cryogenic separation process; the residual non-condensable gas is prepared to obtain the hydrogen with the purity of 99% through the PSA separation technique; the residual desorbed gas can be used as manufactured gas. The method which uses the coke-oven gas as the raw material to produce liquefied natural gas has the advantages of making full use of the compositions, saving energy, water and the investment, simple process and realizing the trinity coordinated development of economy, environment and energy sources.

The invention relates to a recycling water saving device of a washing machine, which belongs to the technical field of environmentally-friendly water treatment, comprises a shell, and is characterized in that a recycling water bucket, a water treatment device, a circuit integrated control operation actuator and a control circuit are respectively arranged in the shell, wherein the water treatment device is connected onto the recycling water bucket in parallel, a tap water inlet and a water outlet I of the water saving device are respectively arranged on the upper side of the shell, a water inlet and a water outlet II of the water saving device are respectively arranged on the lower side thereof, and the water treatment device consists of a double pole film and double liquid flow type hydroxyl free-radical generator, an aeration device and a filter unit. The invention comprehensively utilizes the initial discharged washing fluid, keeps the mixed liquid of a first rinsing and a second rinsing to repeatedly wash the clothing, not only the existence and accumulation of the salt content can be neglected, but also the purpose of saving the water resource is achieved. The water saving device is designed into an independent component so as to be compatible to various types of washing machines and detergents. In addition, a program control valve is designed and manufactured to realize the automation of the water saving device.

A washer includes a plurality of washing devices for spraying washing water to an object to be washed from various directions of a washing tub, and a washing water feeding device for feeding the washing water. The washing water is sequentially sprayed from respective washing devices. Thus, the washing water can be sprayed to eating utensils from the various directions without increasing fed water, and a washing effect is improved. Speedy washing, energy saving, and water saving can be also achieved.

The invention provides a water-saving drum washing machine comprising an outer drum, an inner drum disposed in the outer drum and a water inlet pipeline communicating with the inner drum. The inner drum and the outer drum are installed on a central shaft coaxially. The inner drum is a holeless inner drum. The inner wall of the inner drum is provided with a plurality of lifting devices; the central shaft is internally provided with a hollow structure; the water inlet pipeline and the lifting devices communicate with the hollow structure. The lifting devices are provided with a plurality of water outlets. The technical objective of saving water is mainly achieved by using the holeless inner drum and making the space between the inner drum and the outer drum free of water in a washing process. Since the holeless inner drum is used, the structure of the water-saving washing machine is redesigned for water feeding and water drainage of the washing machine; further a water feeding and drainage system, a washing and spinning system and an airing drying and drying system are improved.

The invention discloses an energy-saving dish-washing machine, which comprises a cavity, a spray system and a pump body, wherein the spray system is arranged in the cavity; a pumping end of the pump body communicates with the cavity and a water supply end communicates with the spray system; the spray system comprises an inner water pipe and more than two sets of spray devices; the more than two sets of spray devices are arranged on the inner water pipe; the water supply end of the pump body is connected with a water division system; the water division system is provided with more than two water outlets corresponding to the more than two sets of spray devices; the spray devices communicate with the corresponding water outlets; the water division device conducts more than one water outlet according to an instruction during working and more than one set of spray device carries out cleaning work. Through the arrangement of the more than two sets of spray devices, the dish-washing machine is capable of specifically cleaning tableware in different areas to meet different operation requirements of users, so that water and electricity are saved; and the water division device is capable of controlling one or more than two sets of spray devices to work, so that the combination modes are diverse and the operation requirements of the users are further met.

The invention discloses a water-saving fertilizer-saving method for crop rotation of winter wheat and summer maize and belongs to the technical field of agriculture. The water-saving fertilizer-saving method comprises a wheat planting method and a maize planting method, wherein the wheat planting method and the maize planting method both comprise steps of seeding, fertilizing, irrigating, field management, chemical weeding, pest control, harvesting and the like, and all the wheat and maize straws are returned to the fields. By means of the water-saving fertilizer-saving method, the effect of water saving, fertilizer saving and high yield is improved, the fertilizer utilization rate is increased, and fertilizing labor intensity and cost are reduced.

A food cleaning device comprises a cleaning water tank, a water pump and an electrolyzed water generator all provided with water inlets and water outlets and connected to form a closed circulation loop by pipelines. An ultrasonic transducer is provided in the water tank. Food can be cleaned safely and effectively by the inventive device with disinfection and pesticide residue removing functions. The invention is provided with advantages of time saving, labor saving, water saving, high cleaning ratio, and body health benefiting, thereby the invention is capable of being widely used by household, school, mess hall, catering industry and vegetable cleaning industry.

A system for providing a user with water at a desired temperature comprising a piping system that includes a hot water pipe and a cold water pipe, a pump coupled to the piping system and a smart water delivery device coupled to the piping system and to the pump and operative to allow circulation of water from the hot water pipe to the cold water pipe prior to delivery of water at a desired temperature to the user. The smart water delivery device includes two smart valves coupled to hot and cold water inlets, a smart outlet valve coupled to a device outlet, a microcontroller for controlling the actuation of the pump and of the smart valves, and at least one temperature sensor coupled to the microcontroller and used for sensing the water temperature.

A centralized irrigation system provides non-decision-making controllers in combination with a client server architecture that employs irrigation algorithms for monitoring and control. Live feedback means send information back to a server for use with sophisticated modeling capabilities to monitor exceptions to a planned control scheme, adjust control parameters, and provide a real-time update to system performance. This feedback is instantaneously routed from the server to monitoring and feedback client software connected to the server through a network and enables volume-based cycles and soaks of irrigation. Range-based control strategies determine a total volumetric water-holding capacity for a volume of soil and a range of desirable soil moisture. The system permits a shared-savings business model where the vendor provides a system and the customer only pays the vendor a portion of the savings obtained by using the system. It further permits rapidly deploying improved control systems to save water for a community.

A rainwater collection and dispensation system for economically conserving water usage by using collected rainwater. The rainwater collection and dispensation system includes a gutter being adapted to be mounted along an edge of a roof of a building structure; and also includes a tank support member being adapted to rest upon a ground and being disposed beneath a portion of the gutter; and further includes a tank being securely and removably supported upon the tank support member; and also includes a drainage spout interconnecting the gutter and the tank for draining rainwater from the gutter into the tank; and further includes a rainwater dispensing assembly including an overflow pipe member being disposed through a wall of the tank for draining rainwater from the tank.

The invention provides an intelligent water-saving fertigation system and method. The intelligent water-saving fertigation system comprises a management control unit, a core processing unit, a soil environment detecting unit, a water detecting unit, a fertilization control unit and an irrigation control unit, wherein the management control unit is used for receiving a remote/local instruction of a manager and forwarding the instruction to the core processing unit; the core processing unit is used for sending a state parameter collecting instruction to the environment detecting unit and the water detecting unit; the soil environment detecting unit is used for obtaining the soil environment information of an irrigation field; the water detecting unit is used for obtaining the water quality information and water pressure information of water used for fertigation; the fertilization control unit is used for controlling the type and the using amount of fertilizer dissolved in water used for irrigation; and the irrigation control unit is used for filtering the water used for fertigation and adjusting the irrigation amount and the water pressure of an irrigation pipeline. The intelligent water-saving fertigation system can achieve the functions of energy and water conservation, remote control, unattended operation, automatic alarming, fertigation instruction, geographical information query and browsing, and the like.

The invention discloses an intelligent rice cooker, an integrated electric valve and a filter screen pipe. The intelligent rice cooker comprises a bottom leakage spraying device, a water containing box and/or a feeding device; the feeding device comprises a worm rod and the filter screen pipe, the worm rod pushes rice grains to pass through the filter screen pipe, and a wind force, dust gravity and a centrifugal separator are used for removing dust in the rice grains; the rice cooker is provided with a filtering device for filtering rice washing water or cooker washing water discharged from the rice cooker for reuse; the rice cooker can achieve automatic addition of rice and water for cooking, and a rice cooker lid can be automatically opened or closed as needed. Through the technical scheme above, the intelligent rice cooker provided by the embodiment can save water in the processes of cooking rice and washing the cooker.

The invention relates to a base pit dewatering and water saving device and a construction method thereof. The middle part of the base pit of a baseboard structure is provided with a well pit; the well pit is internally and vertically provided with a no-sand tube; pebbly sand is filled between the bottom and periphery of the no-sand tube; the top of the no-sand tube is higher than the top surface of the well pit; a water pump is arranged in the no-sand tube; blinding layer concrete is poured at the top surface of the well pit which is at the periphery of the no-sand tube and the side wall of the base pit of the baseboard structure; and the top elevation of the no-sand tube is flush with the elevation of a blinding layer; a dewatering conduit is pre-buried in a base pit baseboard right above the no-sand tube, a waterproof layer is paved on the blinding layer concrete, a layer of waterproof and protective concrete is poured on the waterproof layer, and the base pit baseboards are poured above the waterproof and protective concrete and at the periphery of the dewatering conduit. The method of the invention has lower investment, saved cost and less amount of dewatering amount, thereby reducing the loss of underground water and protecting water resource; and the method can be adopted for a project in which the well point dewatering method is not ideal for dewatering or a project in which the underground water is near the base pit elevation.

The invention relates to a real-time dynamic 3D water balance monitoring system of a power plant and a working method of the system. The system is characterized by comprising a data collection module, a data transmission module, a data storage module, a monitoring center and a data analysis and application module, wherein the data collection module collects flow data, and the data transmission module returns data collected by the data collection module in real time. Water volume data of different collection points is collected by the data collection module, transmitted to the data storage module by the data transmission module, and further transmitted to the data analysis and application module by the data storage module. The system and method have the advantages that the relation between water volume change and generating load is found via data analysis, the imbalance rate is calculated, and thus, scientific basis is provided for planning water-saving measures of the power plant.

An irrigation controller has run-times that are modified as a function of a calculated volumetric irrigation amount and a preferred irrigation amount. The preferred irrigation amount is at least partly based on an evapotranspiration (ETo) value and the area of the irrigated site. The calculated volumetric irrigation amount is based on flow meter data and inputted irrigation run-times. Preferably the flow meter is a water meter that measures water distributed to the irrigation system and to other water using devices at the irrigated site, and the flow data is based on signature data. In addition to flow data, water pressure may be measured that corresponds with the flow data. It is anticipated that the function will involve the dividing of the preferred irrigation amount by the calculated volumetric irrigation amount to arrive at a modifying factor.

The invention relates to the field of pesticides, in particular to ultralow volume liquid containing benzoylurea insecticide, which comprises active ingredients, solvent and adjuvant. The active ingredient I is optional one of lufenuron, diflubenzuron, triflumuron, chlorfluazuron and chlorbenzuron belonging to benzoylurea, and the active ingredient II is insecticide of another type of function mechanism. The ultralow volume liquid containing benzoylurea insecticide has the advantages of simplicity in processing, high efficiency, water saving, long-term effect, a target being not easy to resist the insecticide, low environmental pollution, synergy and the like. Application of ultralow volume spray, low volume spray or ultralow volume static spray is well effective in controlling ostrinia furnacalis, sugarcane borer, locust, peach fruit borer, lesser green leaf hopper, striped flea beetle, bean fly, diamond back moth, prodenia litura, cabbage caterpillar, leaf beetle, thrip, leaf miner, inchworm, red spider and the like, and the ultralow volume liquid containing benzoylurea insecticide can be used for effectively controlling various pests on wheat, maize, vegetables, tobacco plants, tea plants, fruit trees, cotton plants, woods and sugarcanes.

The present invention relates to a production method for a seaweed bio-composite organic liquid fertilizer. The method comprises the following steps: carrying out crushing grinding on fresh kelps; adding the crushed kelp slurry to a fermentation tank, and adding water; adjusting the pH value to 6.8-8.8, adding a composite enzyme and a microbial fermentation bacteria agent, uniformly stirring, and heating to a temperature of 25-60 DEG C, wherein the thermal insulation fermentation time is at least 85 hours; and filtering, and adding an acid production bacterial agent to obtain the seaweed bio-composite organic liquid fertilizer. According to the present invention, the water used in the method adopting the fresh kelps as the raw material to produce the product is saved by 90% compared with the method adopting the dried kelp raw material to produce the product; the energy is saved by 40% by adopting solar heating and thermal insulation fermentation production, the production cost can be reduced by 25%, and characteristics of energy saving, water saving, low carbon and environmental protection are provided; the seaweed bio-composite organic liquid fertilizer of the present invention has effects of combination of organic fertilizer, inorganic fertilizer, microbial fertilizer, and medium and trace element fertilizer, rapid acting, long lasting time, synergy, fertilizer retention, water retention, cold resistance, insect repelling, disease resistance, soil improving, and the like.

The invention relates to a method and a device for desulfurizing exhaust smoke of a sea-going ship, which uses sea water to reduce discharge of sulfur dioxide and other pollutants of the sea-going ship. The method comprises the following steps of: sea water scrubbing, acidic sea water transferring, acid separating treatment, water discharge and so on. The device comprises a scrubber and a water-saving acid separator, wherein, the upper part of the scrubber is provided with a scrubbing layer, and is communicated with a scrubbing sea water pump through a pipeline; the lower part of the scrubber is provided with a cooling layer; one end of the scrubber is communicated with a smoke exhaust pipe of a ship engine through a scrubbing inlet pipe, while the other end of the scrubber is connected with a scrubbing exhaust pipe; the lower part of the scrubber is communicated with the water-saving acid separator; and the water-saving acid separator is connected with a mixed sea water pump, a draught fan and a main discharge pipe for suitably discharging sea water which is subject to the acid separating treatment. The method and the device have the advantages of high desulfurizing efficiency, small sea water consumption, low equipment manufacturing cost and low running cost.

According to some embodiments, data about a plurality of remote water devices may be received, and each water device is associated with one of plurality of customers of an enterprise and includes a wireless communication device. Based on data indicative of water usage by a first customer, a first water savings amount may be determined for the first customer in connection with a pre-determined period of time. An allocation of the first water savings amount between the first customer and the enterprise may be dynamically calculated, and an indication of the allocation between the first customer and the enterprise may be transmitted.

The invention relates to a thermal power generation system based on a high-moisture lignite pre-drying upgrading and recovering technology. The thermal power generation system comprises a boiler, a turbine, a condenser, a condensation pump, a low pressure heater, a deaerator, a water feed pump, a high pressure heater, a wet coal bin, a wet coal feeder and a coal mill and is characterized in that a lignite pre-drying device, a drain pump, a dry coal feeder, a dust remover and a heat energy and waste water recovering device are additionally arranged in the power generation system. The invention improves the energy density of fire coal and accordingly increases the efficiency of the boiler, and is capable of reducing the investment of the boiler and a milling system by a larger extent, simultaneously reducing the plant power utilization ratio, further improving the energy source comprehensive utilization efficiency of a thermal power generation plant, recovering a great deal water by using coal to produce water and saving precious water resources. The invention achieves the effects of high efficiency, energy saving, water saving and emission reduction and accords with the industrial policy of developing the low-carbon economy in China.

The present invention relates to waxy temperature sensing medium for automatic temperature regulating valve and its preparation process. The destination product is prepared with petroleum wax containing C18-C23 components as material and through once or multiple and refining. The present invention has simple preparation process, low material cost, low refining cost and thus low product cost. The product of the present invention is used in temperature regulating valve for shower bath to reach the effect of autoamtic water temperature regulation and has the features of fast temperature regulation and water saving.