246 results about "Sites treatment" patented technology

Systems and methods are provided for determining whether to hire a candidate for a job position. The disclosed systems and methods provide a preliminary screening process to determine whether to process a candidate on-site. If it is determined to process the candidate further, an appointment is scheduled with the candidate for on-site processing. During the on-site processing, the candidate may view on-line descriptions of the available jobs, apply for one or more jobs of interest, and complete selection tools, such as candidate instruments and assessor instruments, relating to a job of interest. The candidate's performance on the selection tools may be processed to determine whether to extend the candidate an offer for a particular job. If the candidate does not qualify for his first choice job, the candidate may be tested for another job of interest. The candidate instruments may include electronic tests, simulations, and/or interviews, for example. The assessor instruments may include live job simulations and/or an in-person interview, for example.

Methods for systematically providing enhanced energy efficiency of mega industrial sites and synergy with the adjacent community through advanced hybrid inter-systems energy integration targeting and solutions generation to achieve desired best levels of energy consumption and greenhouse gas emissions reduction, are provided. An exemplary method includes identifying a plurality of possible inter-processes integration energy consumption targets for a plurality of possible inter-processes energy integration combinations between a plurality of functional areas of a mega industrial site, selecting an energy-efficient inter-processes integration energy consumption target, identifying the combination of the plurality of possible inter-processes energy integration combinations providing for the energy efficient inter-processes integration energy consumption target, generating a plurality of technically viable industrial site inter-processes heat exchange system design alternatives, and identifying the technically viable industrial site inter-processes heat exchange system design substantially providing for optimal total waste heat recovery between the respective functional areas.

An apparatus and method for on-site treatment and reclamation of oil and gas well waste water or fracturing fluids. The mobile treatment process and apparatus provide both chemical precipitation and filtration to treat the drilling fluid waste to a technically and environmentally acceptable level allowing for reuse. Alkaline treating agents are applied to the drilling waste fluids, as they are pumped through the treatment apparatus, to increase the pH of the fluid waste to a preferred pH range and to also cause selective soluble contaminants in the fluids to form a precipitate. The waste fluid is allowed to clarify as the precipitate of insoluble contaminants, through flocculation, settle and form a sludge at the bottom of the drilling pit. The clarified fluids are then filtered to satisfy applicable industry and environmental requirements.

The invention relates to a kitchen waste on-site treatment method which comprises the following steps of: (1) primary sorting of kitchen waste: when the kitchen waste is collected, sorting out hard waste such as plastic, metals, ceramic pieces, big bones and the like; (2) grinding and dehydration: feeding the kitchen waste after primary sorting into a grinding and dehydration system, separating out water and oil in the kitchen waste by a spiral extrusion draining system, feeding the water and oil into an oil-water separation system, grinding solid matters in the kitchen waste at the same time, and feeding the ground product into a fermentation treatment system; (3) medium and high-temperature fermentation treatment: conveying the solid matters extruded and ground in step (2) into a fermentation bin, treating for 15-25 days to end the fermentation, and discharging; and (4) oil-water separation: conveying the water and oil separated out from the kitchen waste into a waste liquid collection tank, and separating oil from wastewater under the effect of gravity. The method provided by the invention solves the problem of high energy consumption of a high-temperature technology, and realizes reduction, harmlessness and resource treatment of the kitchen waste.

A method and apparatus for the management of injection and production of well fluids in a subterranean well is described to optimize the use of stimulation fluids to enhance their compatibility with subterranean reservoirs and the surface environment and thereby reducing the damage said fluids induce in subterranean reservoirs and upon flow back to the surface reduce their damage to the environment is described. More specifically, this method is directed to the subterranean treatment of injection fluids.

The invention discloses a reclaimed water treatment system combining an upflow aerating biological filter with horizontal underflow artificial wetland. The system consists of the upflow aerating biological filter and the horizontal underflow artificial wetland; the upflow aerating biological filter comprises a water inlet guide tube positioned at the bottom of the filter; a filter plate, a supporting layer, an A section filler area, a B section filler area and a water outlet area are sequentially arranged above the water inlet guide pipe; a communicating water pipe is mounted on the water outlet area, and communicated with a regulating tank of the horizontal underflow artificial wetland; an aerator pipe is led out of the supporting layer; the regulating tank and a matrix area parallel to the regulating tank are arranged at the lower layer of the horizontal underflow artificial wetland; the matrix area sequentially comprises a macadam area, a steel slag area, a zeolite area and a water outlet gravel area from left to right; the water outlet gravel area is equipped with a water outlet pipe; and a soil covering layer and aquatic plants are arranged at the upper layer of the horizontal underflow artificial wetland. With the adoption of the system, on-site treatment and utilization of sewage are achieved; the sewage treatment process flow is simplified; and operation and management costs are lowered.

Techniques are described for facilitating delivery and adjustments of customer orders at a customer delivery site. A delivery courier is assigned a mobile field computing device for facilitating delivery and order adjustments of customer orders associated with that courier's delivery route. The mobile field computing device includes memory for storing customer order history data and delivery route data downloaded from a server system. The delivery route data stored in the mobile field computing device may be used by the delivery courier to facilitate delivery of the customer orders. Further, the delivery courier may use the mobile field computing device to process a variety of different order adjustment transactions at a customer delivery site.

The invention discloses a kitchen garbage treatment device. Solid-liquid separation and oil-water separation are realized through rapid squeezing at a kitchen garbage generation site; solid kitchen garbage is packed and collected after solid-liquid separation; the solid kitchen garbage can be conveyed to a husbandry farm for being used as fodders, or is conveyed to a garbage treatment factory forproducing organic fertilizers; the liquid after solid-liquid separation is subjected to oil-water separation; extracted and collected kitchen waste oil is supplied to chemical factory as an industrialproduct raw material or is comprehensively utilized for producing biomass diesel; and harmless waste water is directly drained. Especially, by adopting the kitchen garbage on-site treatment mode, swill is eradicated, so that swill pigs and swill-cooked dirty oil are eradicated; the solid kitchen garbage serves as a livestock fodders directly or after refrigeration, so that good resource utilization is realized; and since the waste oil is collected and utilized after oil-water separation, and the harmless waste water is directly drained, so that only solid or hermetically-packed decreased garbage needs to be conveyed, and thus the trouble that the environment of a city is affected by swill conveying is also eradicated.

The invention relates to a medical emergency treatment method and system. The emergency treatment system is composed of a distress part and an emergency treatment apparatus receiving part, wherein the distress part comprises an accident triggering module, an accident judging and information processing module, an on-site distress module, a remote communication module and the like; the emergency treatment apparatus receiving part comprises a remote communication module, an information processing and on-site alarming module and the like. When emergent disease accidents such as entricular fibrillation, myocardial infarction and the like happen, a promoting message lasting for a fixed period of time is generated by the accident judging and information processing module and a patient determines whether to ask for help or not during the period; if the patient loses the disposing capacity, the emergency treatment system gives an alarm to an on-site and/or nearest and available emergency treatment apparatus or/and an emergency treatment center through the on-site distress module and the remote communication module in a wire or/and wireless communication way after the promoting period runs out, so that medical care personnel can obtain the accurate medical treatment information and rush to the scene to treat relative affairs and can recoup losses of medical accidents as much as possible.

The invention discloses a vacuum sewage collecting and treating system. The vacuum sewage collecting and treating system comprises a sewage gathering pipeline, a vacuum collection well, a vacuum conveying pipeline, a vacuum pump station and a sewage treating device, wherein the sewage enters the vacuum collection well through the sewage gathering pipeline; when the sewage collected in the well reaches a certain amount, the sewage enters the vacuum pump station along the vacuum conveying pipeline; when the liquid level of the sewage in a vacuum sewage storage tank reaches a predetermined liquid level, the sewage conveying pump is started and is used for conveying the sewage to the sewage treating device to purify the sewage. Through the vacuum sewage collecting and treating system, the domestic sewage collection method is changed from the conventional gravity collection into vacuum collection; the sewage treatment is charged from a manner of discharging the sewage into a sewage pipe net and carrying out centralized treatment on the sewage to a process of carrying out on-site treatment by using a small integrated membrane treatment device; collection and treatment are integrated to a complete set of system; the system is not limited by basic supporting facilities and is not required to relay on urban drainage facilities; the system is integrated with the ecological environmental protection technology with efficient collection and efficient treatment functions and is especially suitable for regions such as small towns and countries and the like in which sewage treatment plants are unsuitably built.

The invention discloses a nuclear power station radioactive waste liquid treatment system which comprises a chemical discharged water storage unit, a process discharged water storage unit and a ground discharged water storage unit. The chemical discharged water storage unit is connected to a monitoring tank through a first filter and an evaporation unit, the process discharged water storage unit is connected to the monitoring tank through a second filter, a first desalting bed, a second desalting bed and a third filter, the monitoring tank is connected to a nuclear island waste liquid discharge system, and the nuclear power station radioactive waste liquid treatment system further comprises a third desalting bed and a fourth filter which are arranged on a pipeline between the chemical discharged water storage unit and the monitoring tank. Compared with an existing system, the nuclear power station radioactive waste liquid treatment system has the advantages that one desalting bed and one filter are added, and chemical discharged water and process discharged water can be subjected to further precision treatment selectively, so that system operational flexibility is improved while discharged waste liquid is guaranteed to meet requirements of current national standard coastal site treatment limits, and influences on public due to the fact that radioactive substances flow to the environment are reduced.

The invention provides an off-site treatment method and system for mud polluted by heavy metals in a river. The method comprises the following steps of: (1) conveying dug bottom mud to the bank, washing off pebble, macadam and coarse sand, and performing thermal refining treatment on the bottom mud containing a leacheate; (2) performing mud and water separation on the bottom mud subjected to the thermal refining treatment; (3), sieving mud fluid subjected to the mud and water separation, and sieving out medium-fine sand; (4) removing coarse mud from the undersized mud fluid; (5) performing mud and water separation on the mud fluid, and conditioning the bottom mud with relatively high concentration by use of a flocculant; (6) dewatering the conditioned mud fluid; (7)mixing and stirring the dewatered bottom mud and a stabilizer solution, and performing stable consolidation treatment. The system comprises a roller stone washer, a mud collection pool, a spiral sand washer, a mud fluid mixing and conditioning pool, a mud fluid precipitation pool, a vibrating sieve, a hydraulic swirler, a mud fluid condensation pool, a mud fluid conditioning pool, mechanical dewatering equipment and stable consolidation stirring equipment. The method and the system are convenient to implement and operate, good in treatment effect and free from secondary pollution.

The invention discloses a garbage bin monitoring system and method. The monitoring system includes a garbage bin monitoring device, a user mobile terminal and a cloud server platform. The garbage binmonitoring device monitors the garbage heap height, garbage weight, temperature and humidity, smoke, bin cover, dumping and other states of a garbage bin, and sends the state information to the cloudserver platform through a wireless communication module. The cloud server platform sends the garbage bin information to the user mobile terminal of an assigned person according to the specific situation. The assigned person carries out garbage clearance and transportation, fault handling and fire fighting according to the current information. Because tasks such as garbage clearance and transportation, garbage bin inspection and garbage bin maintenance are assigned to specific workers for on-site treatment, the inspection workload and manpower cost of sanitation workers are reduced, the timeliness of garbage clearance and transportation is improved, and the harmfulness of fire accidents caused by combustion in garbage bins is reduced.

A method and apparatus is provided for continuous microbial seeding of waste-laden water directly within septic tanks and similar treatment facilities in order to improve quality of effluent discharge, thereby reducing or eliminating problems commonly associated with such effluent (including, but necessarily limited to, clogging of conventional drain fields). Waste water to be treated flows into a multi-chambered treatment tank. At least one bio-reactor is installed in such tank, and provides for in-situ growth of desired microbial populations within said tank. The present invention allows for demand growth and improved mineralization of wastes both inside the tank, as well as downstream of the treatment tank.

The invention relates to a textile machine on-line quality monitoring method based on the computer graphical recognition principle, which adopts a digital image collector fixed on a sliding rod above a textile machine cloth roller, a lens thereof faces a cloth cover to take photographs of moving cloth continuously according to a photographing frequency stated in one unit of time and the reciprocating motion speed on the sliding rod, the collected linear or planar array digital pictures are delivered in real time to a main spot processor which is equipped with a standard fabric library and a defect library for judging defects of textile, one a defect is detected, the main spot processor transmits a warning signal or even stops the machine table, and reports the defect type of the cloth, calculates and indicates the specific location where the defect occurs. The on-line quality monitoring method can be adopted to conduct non-stop inspection of product quality in the running process of equipment, so as to judge defects of products and indicate the defect types and locations of defects.

The invention discloses a method for the in-situ anaerobic digestion treatment of kitchen garbage, which relates to a kitchen garbage treatment technology. The anaerobic digestion treatment of the kitchen garbage after collection, sorting and pulverization is carried out to acquire marsh gas and digested residues capable of being used for restaurants, and residues are then separated and dried through a centrifuge to acquire available feed. The sludge in a plant anaerobic digestion cell is used as a substrate of an inoculant, and the kitchen garbage is used for domestication, thereby effectively utilizing the microbial flora in the substrate; meanwhile, the habit of the inoculant and the character of the kitchen garbage can be matched through domestication, thereby being beneficial to quickly starting a digester. The method is suitable for the in-situ treatment of the kitchen garbage in community centers of various large and medium restaurants, schools, hospitals and the like.

A cement admixture object of the present invention can make slump-retaining ability excellent to retain fluidity and, at the same time, can realize a viscosity of cement compositions so that work becomes easy at a field handling them, can make the state of a cement composition better. The present invention relates to a cement admixture which comprises a polycarboxylic acid copolymer having a polyalkylene glycol side chain, said polycarboxylic acid copolymer being constituted of two or more species of copolymers with different acid values, and at least one of said two or more species of copolymers with different acid values having an oxyalkylene group containing 3 or more carbon atoms.

The invention relates to a manufacturing method for nm ceramic fiber and rubber compounding material. In the manufacturing process of modification natural needle shaped silicate, the dry method process or filed process is adopted. And the usage of modification agent is about 0.5-20% compared to natural needle shape silicate, and the insulator is only 0.5-50% compared to natural needle shape silicate. The basic composition is rubber 100 mass portions, modified natural needle silicate 10-120 portions, activator 3-10 portions, accelerator 1-3 portions, vulcanizing agent 0.5-12 portions. The invention is low cost and has good dispersibility in rubber.

The present invention discloses one kind of composite underground percolated sewage treating system with high hydraulic load. The system consists of a water amount regulating and oil eliminating and depositing unit, an anaerobic digesting and filtering unit, a sewage distributing tank and a high load underground percolating unit connected through water pipeline. The present invention has greatly raised sewage load, expanded application range and lowered engineering cost. The system has low running cost, no need of special land and capacity of producing reuseable intermediate water, and is suitable for in-site treatment of domestic sewage and organic industrial effluent.

The invention discloses a method and a device for mobile treatment on plasma dangerous waste. The method and the device solve the technical problem of treatment on dispersed organic pollutants. The method comprises that dangerous waste in a dangerous waste field is fed into a plasma reactor in a container of a lorry trailer, and then is cracked and gasified into cracked gas and carbon black in microseconds. The device for mobile treatment on plasma dangerous waste comprises a feeding system, the plasma reactor and a flue gas cleaning system arranged in the container of the lorry trailer. Compared with the prior art, the method and the device realize mobile treatment on dangerous waste, have high treatment efficiency and a low cost, realize effective on-site treatment on dispersed, high-toxicity, small-batch and high-concentration liquid organic pollutants and gaseous pollutants, avoid transfer of dangerous waste, improve economical efficiency and safety, and are suitable for emergency treatment on a scene suffering from a dangerous waste environmental accident.

The invention relates to the field of environmental engineering, in particular to a method for treatment and recycling of residential district domestic sewage. According to a scheme adopted by the invention, the domestic sewage treatment and reuse method is characterized in that: the domestic sewage is classified and then discharged, according to different natures and sources of the sewage, the sewage is divided into high concentration black water and low concentration grey water, the black water is drained and separated, and then passes through an anaerobic treatment tank, an aeration contact oxidation tank, an aeration high stain resistant ecological tank, an aeration low stain resistant ecological tank and an ecological sedimentation treatment tank in order, the treated black water is combined with the grey water, then the mixture enters a regulation tank for regulation and is then sent into an underground infiltration device for treatment, the water treated by the underground infiltration device is disinfected and then used for toilet flushing or up-to-standard discharge. By means of the scheme, the invention, directed at the problems in existing sewage treatment systems, puts forward the technological method for effective on-site treatment and reuse of domestic sewage.

The invention relates to a wastewater treatment method for wastewater treatment in a self-developed integrated wastewater treatment device. The method comprises the following steps: starting an intake pump powered by a generator to pump wastewater to enter a header tank, pass by a water-filtering device and flow into an anaerobic tank; and starting anaerobic treatment, aerobic treatment, moving bed biological film reactor treatment, secondary sedimentation treatment, ozonic catalytic oxidation treatment and chlorine dioxide defection treatment. The invention adopts the integrated wastewater treatment device for the integrated wastewater treatment of the anaerobic treatment, the aerobic treatment, the moving bed biological film reactor treatment, the secondary sedimentation treatment, the ozonic catalytic oxidation treatment and the chlorine dioxide defection treatment, thereby ensuring the treated water quality and avoiding new environmental pollution while solving the problems of on-site water intake, on-site treatment and on-site recovery. The invention can be used for the wastewater treatment on temporary wastewater sites, such as temporary construction sites, emergent accident sites, disasterproof sites, disaster-reducing sites, and the like and is randomly used for irrigating lawns, green gardens and crops, flushing toilets, and the like.

Disclosed is an on-site treatment method of food waste generated from multi-unit dwellings and institutional food service facilities, by transporting wastewater-containing food waste to a separation chamber by use of domestic wastewater or an additional transporter; separating the transported food waste to wastewater and food waste; and treating the separated wastewater in a sewage disposal plant, and the separated food waste using disposal equipment. Such food waste can be treated even using disposal equipment of small capacities, due to separation of wastewater and food waste, compared to disposal equipment of large capacities required for treating wastewater and food waste together. Also, the quality of the separated wastewater is better than the conventional quality of wastewater, and thus loads of the sewage disposal plant can be efficiently decreased.

The invention discloses a method for ecological cultivation of prawns based on microbe regulation. It includes the treatment of breeding sites, the cultivation of bait organisms, the stocking technology of shrimp seedlings and the regulation process of the water quality of shrimp farming. The stocking technology of shrimp seedlings also includes the selection of shrimp seedlings, the selection of stocking density of shrimp seedlings and the placement of shrimp seedlings. The present invention provides a breeding process based on the combination of beneficial microorganisms and ecological vegetation for the ecological cultivation of prawns; the beneficial microorganisms adopt effective biota EM to effectively prevent the decay of organic matter and increase the activity of beneficial bacteria, thereby inhibiting the growth of harmful fungi . The ecological vegetation improves the natural state of the pond by planting green vegetation around the pond and adding single-celled algae and saprophytic branches to the pond, improving the beneficial resistance of the pond, so that the water quality is stable and free from pathogens. .