513 results about "Water entry" patented technology

A protective acoustic cover assembly including a metal foil with perforations, and a treatment on one or more surfaces of said metal foil. The treatment is a hydrophobic or oleophobic treatment, or both. The protective acoustic cover assembly has an average specific acoustic resistance of less than about 11 Rayls MKS from 250-300 Hz, an average specific acoustic reactance magnitude of less than about 1 Rayls MKS from 250-300 Hz, and an instantaneous water entry pressure value of greater than about 11 cm. The perforations of the metal foil preferably have an average maximum pore size of less than about 150 micrometers. The protective acoustic cover assembly further includes an adhesive mounting system, and the preferred metal foil is nickel.

An object of the present invention is to provide such a sealing structure that a material to be a deterioration factor such as water or oxygen is prevented from entering from external and sufficient reliability is obtained in a display using an organic or inorganic electroluminescent element. In view of the above object, focusing on permeability of an interlayer insulating film, deterioration of an electroluminescent element is suppressed and sufficient reliability is obtained by preventing water entry from an interlayer insulating film according to the present invention.

A flexible solar cell assembly having solar cells that are positioned within a sealed module chamber. A sealed wiring chamber is positioned on an end of the sealed module chamber and is interposed between the sealed module chamber and a junction box. Wiring interconnecting the junction box to the solar cells in the sealed module chamber is routed through the sealed wiring chamber to inhibit water entry into the sealed module chamber via the wiring.

A flexible solar cell assembly having solar cells that are positioned within a sealed module chamber. A sealed wiring chamber is positioned on an end of the sealed module chamber and is interposed between the sealed module chamber and a junction box. Wiring interconnecting the junction box to the solar cells in the sealed module chamber is routed through the sealed wiring chamber to inhibit water entry into the sealed module chamber via the wiring.

A flexible solar cell assembly having solar cells that are positioned within a sealed module chamber. A sealed wiring chamber is positioned on an end of the sealed module chamber and is interposed between the sealed module chamber and a junction box. Wiring interconnecting the junction box to the solar cells in the sealed module chamber are routed through the sealed wiring chamber to inhibit water entry into the sealed module chamber via the wiring.

A pitcher or carafe housing is provided that has a raw water reservoir. A high performance filter receives raw water from a lower portion of the reservoir. The water is preferably received at or travels through a water entry tube to the back and bottom of the filter. In about 1-3 minutes the water percolates through the filter element, until it reaches a water exit port. A pouring chamber may be provided at the side of the pitcher for receiving the water from the water exit port, so that the water will continue to be treated and flow up into the pouring chamber until the water level equalizes in height in the reservoir and the pouring chamber. The filter and its housing may be placed into and removed from the inside of the raw water reservoir, or the filer housing may be side loaded. The filter media may be a polyester non-woven mat with a weight of 4-7 oz./yd..sup.2 impregnated with carbon or zeolite and subject to compression between about 25-75% (e.g. about 50%).

This invention relates to a rock cleavage shearing - seepage coupling test box, the characteristic lay in: box shell includes upper box and lower box, both fitting surface are flat. Inter of upper box and lower box have similar size flute, and two flute together form cavity that can hold rock test piece; Near upper end of left and right wall sheet of lower box have set up water entry and water exit; box shell executed by metal or alloy that has high compressive strength, good water erosion bearing quality. This invention can carry out rock cleavage shearing - seepage coupling test under high infiltration water pressure. because of the designing of sealing device, in the test process water current leakage will not occur when up and down cleavage test piece in conjunction with upper and lower box occurring relative shearing displacement, and still flowing according to predesigned path and mode, so strained condition more fit for nature, data more sincerity, conclusion can serve practical engineering better.

An icemaker includes a main body, a water chamber, an icing device and a cover. The main body has a reservoir with a water inlet, a containing chamber, a water tube connected with the water entry and having water injecting hole, a pump connected with the water tube and a water passageway formed between the containing chamber and the reservoir. The water chamber is pivotally connected in the containing chamber, having a pushing board connected pivotally at the front side. The icing device is installed at the top of the water chamber, having plural icing bars extended into the water chamber. Then the pump sends water in the water chamber, and the icing device freezes the water around the icing bars, with water kept pumped into the water chamber till ice blocks are made, so as to obtain a clear and bright ice blocks.

The invention provides an overall cooling charging device for an electrical vehicle. The overall cooling charging device comprises a power supply side connector (100) and a vehicle side connector (200), and the power supply side connector (100) is connected with a charging cable (300) and comprises a first box (101) which comprises a magnetic coupling convex part (111), a first iron core vertical plate side cooling part (110) and a first coupling end face (112); the vehicle side connector comprises a second box (201) which comprises a magnetic coupling concave part (211), a circumferential cooling part (209), a second iron core vertical plate side cooling part (210) and a second coupling end face (212); the charging cable (300) comprises a cable core (302) and a cable cooling water channel (301) surrounding the periphery of the cable core; water entry of the cable cooling water channel (301) is communicated with that of the first iron core vertical plate side cooling part (110); the power supply side connector (100) is suitable for forming end face coupling while forming electromagnetic coupling with the vehicle side connector. The overall cooling charging device communicates the cable, the power supply side connector and the vehicle side connector into the overall cooling channel, and control over working temperature of the charging device is greatly enhanced.

The invention discloses a process for producing thin gauge pipeline steel by using a double-stand medium and heavy plate mill. A plate blank with the thickness of 180 mm is used for producing the thin gauge pipeline steel with the thickness less than 10 mm. On the basis that the performance of a rolled piece meets requirements, the thin gauge pipeline steel with a good plate shape can be obtained by controlling the tapping temperature of the plate blank, the rough rolling broadening pass pressing rate, the longitudinal rolling pass pressing rate after rough rolling broadening pass, the rough rolling finishing temperature, the thickness of a middle blank, the finish rolling ending pass pressing rate, the finish rolling finishing temperature, the roller gap inclination and sled function in the rolling process, a high pressure water descaling system, the water entry temperature, the re-reddening temperature, and the head and tail shielding and straightening process of a laminar cooling system. The deformation rate is reduced, and the economic benefit is increased.

The invention discloses an oxidation channel intelligent control system, which bases on the digging water change and belongs to the water pollution controlling technical field in the environmental protection. The system consists of a digging-water monitoring system, an operation decision support system, a control system and a process on-line monitoring system. According to the dynamic change of the digging water, the system timely monitors the change and collects dynamic data information into the decision support system. Through the simulation analysis of the decision support system, corresponding suitable operation conditions and control strategies are generated. The running state of the system is determined. Then, the process operation is regulated through the controlling system. And system operation parameters are monitored by on-line monitoring equipments and are fed back to the control system and the operation decision system. The feedback verification and the decision correctionare implemented on the system running strategies to guarantee the successful application of the simultaneous nitrification and denitrification of the oxidation channel process. Both the application of the advanced technology in the sewage treatment process is guaranteed and great energy saving and consumption reduction are realized. The larger treatment potentiality of water plants is exploited.

The invention relates to a preparation method for a hollow fiber composite nanofiltration membrane. The preparation method comprises the following steps: with membrane casting liquid as shell liquid, extruding the shell liquid and core liquid into an external coagulation bath from a spinning nozzle so as to obtain a hollow fiber ultrafiltration membrane, wherein the membrane casting liquid comprises, by mass, 15 to 30% of a membrane forming material, 2 to 10% of a hydrophilic polymer, 5 to 20% of a poor solvent and 40 to 78% of a solvent, a water entry gap of the spinning nozzle is 5 to 30 cm, the atmosphere of the water entry gap is air or mixed gas of air and at least one selected from the group consisting of ethanol steam, nitrogen methyl pyrrolidone steam, dimethyl acetamide steam and dimethyl sulfoxide steam, and the relative humidity of the atmosphere of the water entry gap is 30 to 80%; and preparing a separating layer on the external surface of the hollow fiber ultrafiltration membrane by using an interfacial polymerization method so as to obtain the hollow fiber composite nanofiltration membrane. The prepared hollow fiber composite nanofiltration membrane has good mechanical strength, shows good permeability at low driving pressure and is small in driving pressure and high in separation efficiency. The invention also provides the hollow fiber composite nanofiltration membrane.

An improved system for draining bunkers on golf courses and other sports playing areas, and for draining landscaped areas. A receptacle is positioned below the surface for receiving drain water and for discharging the water through an outlet. A perforated pipe water collection system can be attached to the receptacle to direct water to the receptacle interior space. A receptacle cover is removable to permit access to the receptacle interior space. The cover is sufficiently strong to support the overlying weight of people and equipment, and can have apertures for permitting water entry while resisting entry of sand and other solids into the interior space of the receptacle.

The invention relates to an on-line quenching production method of a low-cost high-strength abrasion-resistant steel plate, and belongs to the technical field of the production of abrasion-resistant steels. The on-line quenching production method comprises the following processing steps of: selecting a continuous casting blank which meets the requirements; carrying out general hot rolling, wherein the heating temperature is 1170-1200 DEG C, the start rolling temperature is 1050-1100 DEG C, the finish rolling temperature is 900-950 DEG C, and the water entry temperature is more than 880 DEG C; realizing the on-line quenching of the steel plate by utilizing a UFC+ACC cooling mode, wherein the average speed of a cooling zone is not lower than 25 DEG C/S, and the quenching is finished when the temperature is reduced to 150-250 DEG C; and heating the quenched steel plate to 250-400 DEG C, wherein the heat preserving time is 1-2 hours. The on-line quenching production method disclosed by the invention overcomes the defects of long period, high cost, and the like of the conventional hardening and tempering heat treatment production mode, realizes the short production flow, the low energy consumption and the low cost, can be used for stably producing high-strength high-toughness abrasion-resistant steel plate with the specification of 6-30 mm, the surface hardness more than or equal to HB360 and the -20 DEG C impact work mean more than or equal to 60 J and is widely applied to mine, engineering, agriculture and railway transportation machinery products which have high requirements for steel type properties.

A supercavitating water-entry projectile having empennage on the aft end which provides both aerodynamic and hydrodynamic stability and a supercavitating nose section is provided. A representative projectile is a subcaliber munition adapted for use in a 25 mm weapon using a sabot currently in use with the M919 round. The projectile has circumferential grooves around its center section to match these sabots. A key feature in the invention is the size and shape of the nose section. The projectile has a novel high strength extended blunt nose section followed by a truncated conical section which angles towards the body of the projectile in the range of five degrees. During underwater trajectory, the entire projectile is contained within the cavitation bubble formed by the blunt nose tip. The projectile's aft empennage, which provides both aerodynamic and hydrodynamic stability, fits within the bore of the weapon.

A new extension cord and its manufacturing method. The new extension cord has a plurality of sockets at intervals along its longitude direction so as to reduce the whole length of extension cord and increase the number of the sockets. The jacks of sockets are protected by caps to avoid occurrence of electricity shock and water entry into the sockets. The manufacturing method comprises steps of forming a plug, forming a plurality of sockets, forming electrical cords, disposed the sockets at intervals along a longitude direction of the electrical cord. The steps of forming each of the electrical cords comprise forming at least two electrical wires, forming an insulated wrap to enclose the conducting wires, welding the plug and the sockets to form an integral piece by ultrasonic wave.

A water improvement/purification container has:

• • a) an elongated housing;
  • b) a water entry;
  • c) two water exit ports adjacent one distal end of the housing;
  • d) the water port providing supply water first to a macrofilter within the housing;
  • e) the intermediate water source exiting the macrofilter flowing into a reverse osmosis membrane;
  • f) the intermediate water being separated into two streams,
  • g) the first stream being vented through the second of the two water exit ports; and
  • h) the second stream being vented out of the housing as waste water through the first of the two water exit ports.

The invention provides a tea making device which comprises a container and a cover arranged on the upper part of the container, wherein, a power source and a temperature control component are arranged on the lower part of the container; the container is internally equipped with a heating component and a brewing component which are arranged up and down; a water outlet pipe of the tea-making component extends into a heating cavity of the heating component, and the container, the heating component and the brewing component jointly form a circulating waterway; and the brewing component is arranged on the upper part of the container and is movably connected with the container. In the invention, the heating component and the brewing component are added to the container, and an upper water entrycover and a lower water entry cover of the brewing component jointly form a simple one-way valve so that water can enter the container only through a water inlet hole on the upper water entry cover and then flows into the heating cavity of the heating component; and after the water in the heating cavity is boiled, the water is pressed out through the water outlet pipe under the action of the generated air pressure and then is sprayed onto tea on a filter tray for making tea, and then the brewed tea returns to the container via a filter hole of the filter tray.

The invention discloses an active wave compensation control system and method based on wave trend judgment. The system comprises a sensor network, a hydraulic drive system and a wave compensation controller, wherein the wave compensation controller comprises a PLC; an MRU of the sensor network is utilized by the system to measure ship moving parameters; the MRU and the acoustic wave meter are coupled to obtain the wave motion parameters; a rotary encoder is utilized to measure the motor rotation speed and obtain load motion parameters; the PLC analyzes the motion parameters so as to obtain motion situations of ships, load and waves relatively to the static seal level, namely, a reference system by taking the static sea level as motion parameters is used for solving the issue of mutual coupling of the ships, load and waves; water entry (or water exit) opportunity is selected for analyzing the wave parameters and judging the wave trend by the PLC, and the water entry (or water exit) process is controlled by controlling the motion of the hydraulic driving system, so that the safety and the stability of the offshore hoisting operation are improved.