96results about How to "Save on water bills" patented technology

The invention relates to a full-automatic washing machine with a big washing bucket and a small washing bucket. The washing machine comprises a water containing bucket, a big washing and dewatering bucket, a big bucket impeller, a dewatering bucket seat, a middle fountain plate and a gimbal, and further comprises a small washing and dewatering bucket arranged inside the big washing and dewatering bucket and connected with the big washing and dewatering bucket, a cover of the small washing and dewatering bucket, a small bucket impeller arranged inside the small washing and dewatering bucket and at the bottom of the small washing and dewatering bucket, and a transmission shaft with one end being arranged in the small bucket impeller and the other end being arranged in the big bucket impeller. The big bucket is insulated from the small bucket; the big impeller transmit the washing power to the small impeller through the transmission shaft; linkage lugs are arranged on the small washing and dewatering bucket and the cover thereof, and are matched with the big washing and dewatering bucket; and the linkage lugs enable the dewatering power of the big bucket to transmit to the small bucket. Through small washing bucket accessories arranged in the washing machine, the full- automatic washing machine can achieve the purposes that clothes to be washed can be separated and the accessories can be conveniently dismounted and installed. The washing machine is convenient to use, and saves power and water owing to the more reasonable washing manner.

The invention discloses a reclaimed craft to dispose electroplating waste water, which comprises the following steps: adopting oxidation-reduction and chemical precipitation disposing method and film technology (fold filtration, hyperfiltration, Na filtration and reverse osmosis desalination) deep purifying method; avoiding accumulation of salt effectively; reverse osmosis sloughing monovalent salt at last grade; trapping bivalent salt in innocent treatment system; proceeding depositing treatment continually; removing accumulating BOD and COD in water body through biochemical treatment effectively; realizing zero discharge of waste water.

The invention discloses fermenting bed padding and a preparation method and applications thereof. The fermenting bed padding is prepared by materials with the following parts by weight: (1) 35-40 parts of wood chips or wheat bran; (2) 55-60 parts of any one or the mixture of more than one of seed shells, straw, spent mushroom compost or leaves, wherein the mixture is composed by any weight proportion; and (3) 3-6 parts of rice bran or plant cakes and 0.1-0.2 part of anaerobic fermenting agent. The fermenting bed padding mainly has the following advantages of: (1) long using time; (2) no emission, no odour and no pollution; (3) saving feed, reducing cost and improving benefits; and (4) effectively reducing incidence rate of pigs, reducing medication and improving pork quality.

The invention discloses a printing and dyeing wastewater processing system. The printing and dyeing wastewater processing system comprises a comprehensive wastewater preprocessing system, a depth reuse processing system and a sludge processing system, wherein the sludge processing system comprises a sludge pool; the comprehensive wastewater preprocessing system comprises an adjustment pool, a coagulative precipitation pool, a water discharging pool, a biological hydrolysis-acidification pool, an aerobic contact oxidation pool, a radial flow type secondary sedimentation pool and an intermediate water pool which are sequentially connected; the depth reuse processing system comprises an automatic backwashing sand filtration system, a pressure type ultrafilter membrane system, an RO membrane system and an RO reuse water pool which are sequentially connected; the sludge outlet of the radial flow type secondary sedimentation pool is communicated with the sludge pool; and the water outlet of the intermediate water pool is communicated with the automatic backwashing sand filtration system. According to the invention, the quality of the depth reuse water reaches outlet water quality standards; and the deepwater reuse can saves the water resource, and COD discharge is reduced year by year, so the content of discharged ammonia nitrogen can reach standards.

The invention relates to a pipeline cleaning agent which comprises the following components by weight: 15-28 parts of organic acid, 20-35 parts of an asurface active agent, 18-30 parts of a penetrating agent and 0.5-3 parts of an acorrosion inhibitor, wherein the surface active agent comprises one or more ofpolyether, butyl cellosolve, coconut oil fatty acid diethanol amide and fatty alcohol-polyoxyethylene ether sulfate sodium; the penetrating agent comprises one or more of alcohol, sodium dodecyl sulfate, sodium dioctyl sulfosuccinate,dodecyl dimethyl betaine, sodium oleoyl methylamine ethanesulfonate and calcium chloride; the corrosion inhibitor comprises one or more of imidazolinequaternary ammonium salts or imidazoline amides. The pipeline cleaning agent can effectively remove grease and dirt in a pipeline to keep the pipeline unblocked, is safe and non-toxic, cannot corrode equipment, is harmless tohuman skin and conforms to emission standards.

This invention relates to a reclaiming and processing method of charred waste water, which is used in coking industry. It utilizes method of combining physical, chemical processing and reversing osmosis membrane processing to process charring waste water. Its basic processing flow-sheet is: 1. Aerator aerates. 2. Adjust PH to 9-11, add denitrifying agent number one MgCl2.6H2O and number two Na2HPO4, mix,, add positive ion starch-dicyandiamide-formaldehyde-polymerized chloride ferric flocculating agent. 3. Filter with multi-medium filtrator. 4. Remove ammonia nitrogen with deaminizing nitrogen filtrator. 5. Reduction reaction process. 6. Carry out membrane processing by nanometer material compound membrane. Charring waste water processed by this invention has following characteristics: synthesize process cost is low. Operation is easy. Running is stable. It benefits for industrialization.

The invention relates to an electroplating reclaimed water recycling and treating system, comprising a control device, a preposed adjusting system, an ultrafiltering treating system and a reverse osmosis treating system, wherein the preposed adjusting system, the ultrafiltering treating system and the reverse osmosis treating system are mutually communicated, the preposed adjusting system comprises an ORP (Oxidation-Reduction Potential) adjusting system and a PH adjusting device; the ORP adjusting system comprises an ORP adjusting tank, a reducing agent metering pump, a reducing agent tank and a stirrer; the ulatrafiltering system comprises a water pump, a quartz sand filter, a precise filter and an ultrafiltering membrane assembly; and the reverse osmosis system comprises a water pump, an active carbon filter, a scale inhibitor adding device, a safety filter, a first section of high-pressure pump, a second section of high-pressure pump, a reverse osmosis membrane assembly and a water purified tank. By adopting a device combining membrane separation and the filter to treat the electroplating reclaimed water, the invention has the advantages of favorable treatment effect, low operation cost, convenient operation and capability of long-term continuous operation; and in addition, the invention meets the requirements of environmental protection and cleaning electroplating, not only reduces the pollution and saves the production cost, but also can fully utilize water resources and protect the environment.

The invention discloses a static electricity high-efficient collecting device applicable to water mist discharged by a wet cooling tower of a thermal power plant. The static electricity high-efficient collecting device comprises a high-voltage electricity supply device, a corona electrode (a cathode), a regular hexagonal prism-shaped water mist collection electrode (an anode), a superterranean device and a grounding device. Water molecules are polar molecules, and the gravity centers of positive charges and negative charges are not coincident; and circular cooling water in the cooling tower contains impurities, and is an electric conductor. A great many free charges and anions are generated because of corona discharge, so that the water particles are charged. Under the effect of an electric field, the free charges move toward the regular hexagonal prism-shaped water mist collection electrode (the anode) under the effect of an electric field force; when the free charges pass through suspended water particles in the water mist, the free charges are attached onto the water particles to form anions, and the anions gather on the anode under the effect of the electric field force; the electrons are released, and the suspended water particles deposit to be liquid-state; meanwhile, the original small water particles can gather to form larger particles due to the mutual effect among the charged particles; and the particles flow down along an anode plate under the effect of gravity, so that high-efficient recovery of moisture is realized. The static electricity high-efficient collecting device is simple in structure, low in cost and long in service life and is corrosion-resistant; the water mist discharged by the cooling tower can be recycled; and the static electricity high-efficient collecting device has a wide engineering application prospect.

The invention belongs to the technical field of crop cultivation and relates to a paddy rice direct seeding light cultivation method. The paddy rice direct seeding light cultivation method comprises the following steps: (1), variety choice: medium maturity japonica type paddy rice variety is suitable for huanghuai south area, (2), optimum period and earlier planting: ploughing up and sowing in time after summer crops like wheat, rape and the like stubble in huanghuai south area, sowing time is in first ten-day period of a month and middle-ten day period of a month in June, the latest sowing time can not exceed 25, June, (3), suitable sowing quantity: in 5-10, June, certified seeds of 9-10 jins per acre are used, and in 10-15, June, certified seeds of 11-12 jins per acre are used, in 15-20, June certified seeds of 14-15 jins per acre are used, (14), seeding method: drought direct seeding and water direct seeding are utilized. (5), chemical weed control, and (6), management in middle and later periods: water slurry management, fertilizer management and pest control. The paddy rice direct seeding light cultivation method solves the problems that rural labors transfer and planting of paddy rice is difficult and particularly copes the problems of outbreaks of worm spread diseases - stripe leaf blight disease year by year to bring cost to paddy rice production. The paddy rice direct seeding light cultivation method has the advantages of capable of saving labors and cost, high in production, and simple and convenient to operate and the like.

The invention relates to recycling treatment technology of dyeing sewage, which comprises the steps of ozone contact oxidation treatment, GT active biofilm treatment and reverse osmosis treatment. Firstly, the ozone contact oxidation treatment is carried out to oxidize part of organic matter in the raw water and sterilize; secondly, the GT active biofilm treatment which is the core technology of the invention is carried out; in this step, flexible active biofilm is prefabricated in a GT active biofilm treatment device; the finished flexible active biofilm has the properties of high density, multilayer, hollowness and permeability and can remove more impurities in the water such as suspended matter, chroma, colloid, etc.; the GT active biofilm treatment device has the functions of ultrafiltration, decolorization and absorption of active carbon, removal of ammonia and nitrogen, and biochemical and anti-digestion of active facultative bacteria filter layer; finally, the effluent from the GT active biofilm is subject to reverse osmosis and desalination treatment, the water obtained finally can meet the requirements of water used in dyeing and printing production.

The invention relates to a water-saving and fertilizer-saving method used for cultivating rice in a straw mulching mode. The earth surface of a paddy field is uniformly covered with wheat straw or oilseed rape straw obtained after preceding crops are harvested; after irrigation and fertilization are conducted on the rice, the straw in the field is used for automatically absorbing water and fertilizer; after irrigation drying, the water and the fertilizer absorbed by the straw are released slowly, definite humidity in the field is kept, and therefore growth requirements of the rice are met; thus, the time interval between current irrigation and next irrigation can be prolonged, and the number of irrigation and the quantity of the fertilizer for the lifetime of the rice can be reduced. Comparative trials show that by the adoption of the technology of planting the rice by covering the whole earth surface with the straw, irrigation water capacity can be reduced by 20%-30% per mu, 90 m<3>-130m<3> can be saved per mu, the utilization rate of the fertilizer is improved by 8%-10%, and 15%-20% of the fertilizer is saved. The method has the advantages that raising of seedlings, transplanting of the seedlings, and soil preparation conducted in a ploughing and raking mode are omitted, and labor, cost and rice nursery beds are saved.

Directed at the current situation of the prior art and based on a circulating water flushing type ecological toilet, the invention aims to realize self-circulation, no emission, no picking and complete decomposition of water flushing type toilets. Through a current reactor and by the mode of anaerobiosis, anoxia, aerobiosis, anoxia, and anaerobiosis, a biological rotating disc is designed into a facultative pond with a special structure. A wood fiber bio-carrier bed is employed, and an ultrasound technology is adopted to perform a new internal circulation stirring process in the biological rotating disc facultative pond, an upflow type anaerobic tank, and an anoxic tank so as to accelerate decomposition and digestion of organic matters. Meanwhile, electro-adsorption, high-energy physics, an anaerobic and aerobic wood fiber integrated facultative tank and other technologies are adopted to conduct water treatment on fecal sewage. The invention can achieve through and complete decomposition of organic matters and eliminate malodor. The bio-environmental protection toilet needs no water supply, and the first supplied water can be circulated for use, so that no more water needs to be added. The toilet provided in the invention is an environmental protection toilet having no residue, precipitate, emission or pollutant.

The invention discloses a method for generating biogas by using cornstalk through dry fermentation. The method is characterized by comprising the following steps of: (1) cutting the cornstalk into small segments; (2) adding an equal quantity of water into the cornstalk, and soaking for 15-24 hours; (3) adding a composite microbial inoculant and an ammonium bicarbonate solution, so as to enable the moisture content of the cornstalk to be 60-80%; (4) piling up the cornstalk, punching, covering the surrounding parts and top part of the stack by using a film or cornstalk, and leaving seams at the top part; (5) maintaining the stack retting for 80-120 hours till a layer of white hypha can be seen on the stack; and (6) adding inoculum and carrying out anaerobic fermentation of the cornstalk in normal temperature of 25 DEG C. The method for generating the biogas, provided by the invention, is long in lasting time, high in biogas generation rate, low in sewage treatment expense and low in sulphur content, and can be directly used by a biogas engine without gas washing.

A tap water tri-supply system relates to the field of supply and demand engineering of urban water. The tap water tri-supply system is a new tap water supply and demand system using different production methods, conveying ways and charge standards according to different water quality requirements, user numbers and usage amounts of three types of main urban water. The tap water tri-supply system is as follows: usage water for all users is produced by a clean natural water production method, is conveyed by original tap water pipe networks, and is freely charged and charged in a manner of penalty price for excess; water special for local users is produced by a qualified tap water production method, is conveyed by special pipe networks, and is charged in tap water price; drinking water for all users is produced by a nutritional, healthy and direct drinking water production method, is conveyed by barrel filling and car transport, and is charged in preferentially year-on-year price; by implementation of the tap water tri-supply system, a lot of energy and water resources can be saved, a large amount of water charge for the masses of users can be saved, at the same time, the quality of the usage water for the users and production profits of water factories are improved, and the tap water tri-supply system benefits the nation the people and the factories.

The invention relates to a processing method and a system of rinsing waster water in a printed circuit board. The method carries out the solid-liquid separation of the rinsing waste water, filters the waste water to control the particles in the waste water not to be larger than 30 micron and then filters the waste water to set discharge standard through a SiC porous ceramic filter leaf. The system comprises a solid-liquid separating device, a preliminary filtering unit and a depth-type filtering unit. The preliminary filtering unit uses a filtering net or a high molecular film to be a filtering element; the depth-type filtering unit comprises a multilevel filtering unit that uses the SiC porous ceramic filter leaf as the filtering element. The set level of the filtering unit causes drained water after filtering to meet the set standard. The invention adopts the physical filter and adsorption instead of the chemical reaction, thus having remarkable absorption and filter effect of heavy metal ions without introducing other substances. With low cost, little energy consumption, simple operation, small occupied area and wide application scppe, the invention has the good application outlook and the remarkable social benefits.

Disclosed is an ice making machine in which upon starting of ice making operation, a water level detecting switch (11) starts measurement, a water-supply-stop time (T1) being compared with a reference time (T2). When the water-supply-stop time (T1) is not longer than the reference time (T2), it is determined that the ice making machine is in an excessive-ice-making state, and control is performed so as to reduce the RPM of a fan motor (17) for cooling a condenser (15).

The technological process of treating domestic sewage for reuse includes the following steps: pre-treatment through adding strong oxidant in pre-treating pond, coagulation and reaction under stirring, and deposition in deposition pond for 1-2 hr; conventional physical and chemical purification; and secondary sterilizing treatment. The said process can degrade organic pollutant in domestic sewage efficiency, eliminate harmful and toxic matters and bacteria, and eliminate carcinogenic and mutagenic matters, and the treated water may be reused. The present invention is especially suitable for purifying water from swimming pool, bath room, etc.