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30results about How to "Effective and durable" patented technology

Conveyor assembly

A conveyor assembly is provided. The conveyor assembly comprises a frame having structural support elements that facilitate easy cleaning of the device and avoid the collection of water, bacteria, debris and the like. The frame of the conveyor assembly may further comprise one or more means for retaining wear strips on the frame that provide for the secure retention of the wear strip, yet allow easy removal and cleaning of the associated components. A sanitary removable hinge is also disclosed and may be used in connection with a conveyor assembly.
Owner:INDAL DESIGN FABTION & INSTALLATION

Ecological water-retaining agent used for restoring saline lands, and preparation method thereof

The invention relates to the fields of ecological environment protection and chemical production, and relates to a water-retaining agent used in saline lands, and a preparation method thereof. The water-retaining agent is composed of substances of, by weight: modified corn bran, industrial-grade acrylic acid, industrial-grade acrylamide, a neutralizing agent, a water-soluble catalyst, industrial-grade purified water, a cross-linking agent, a stabilizing agent, ultrafine modified bentonite powder with a specification of 1200-1800 meshes, and sorbitol tristearin. The invention also discloses a preparation method of the water-retaining agent. The water-retaining agent provided by the invention is advantaged in high reaction efficiency, low cost, and good application effect in saline land ecological vegetation restoration.
Owner:绍兴绿赫生物科技有限公司

Ice fishing tip-up device

ActiveUS20050034348A1Adjustment of settingFacilitate shipping and storageBaitOther angling devicesEngineeringFishing
An improved tip-up flag device having a generally disk-shaped housing with a plurality of raised portions on the upper surface thereof which are substantially hollow to create corresponding cavities on the underside. A retaining and releasing assembly, connected to a reel spool assembly, is rotatably mounted in the housing for movement between a retracted position and an in-use position. When retracted, the reel spool assembly fits to be at least flush within one of the cavities. Other of the raised portions form a handle, an integrated tackle compartment and a flag securing post. The height, size and positioning of each of these raised portions is such that multiple devices may be evenly stacked and held against one another for convenient storage and transport.
Owner:HT ENTERPRISES

Energy storage capacity allocation method used in photovoltaic/energy storage integrated system

The invention relates to an energy storage capacity allocation method used in a photovoltaic / energy storage integrated system. The method is technically characterized by comprising the following stepsof step 1, taking a certain place of photovoltaic / energy storage system project as a reference, and establishing a photovoltaic / energy storage integrated system comprising a lead-acid battery energystorage system and a lead-carbon battery energy storage system; 2, making a proper energy management strategy to control the lead-acid battery energy storage system and the lead-carbon battery energystorage system separately; step 3, establishing a lead-acid battery energy storage system and a lead-carbon battery energy storage system, wherein the lead-acid battery energy storage system and the lead-carbon battery energy storage system are used for peak clipping and valley filling and fluctuation stabilizing respectively, and performing designing and calculating on the energy storage capacityunder different function conditions; and step 4, after the capacities of the energy storage system are obtained when the system conducts peak clipping and valley filling and fluctuation stabilizing respectively, building a corresponding simulation model for simulation. The lead-acid battery and the lead-carbon battery are combined to serve as an energy storage system, and the energy storage system is controlled to perform peak clipping and valley filling and fluctuation stabilizing through an appropriate energy management strategy.
Owner:ELECTRIC POWER SCI & RES INST OF STATE GRID TIANJIN ELECTRIC POWER CO +3

Method for preparing water-retaining agent by utilizing straws

ActiveCN102181011BImproving the reaction efficiency of graftingImprove the efficiency of graft polymerization reactionCelluloseCross-link
The invention discloses a method for preparing water-retaining agent by utilizing straws of farm crops. The method includes the steps as follows: after steam explosion on the straws of farm crops, adding water in straws and conducting stirring and filter pressing, wherein filter residue is straw powder material after steam explosion; adding water in the straw powder material after steam explosionfor sizing and pasting; after cooling temperature to reaction temperature, slowly adding sodium acrylate solution with 65-75% of neutralization degree, and mixing the mixture to uniform; adding initiator and cross-linking agent in sequence; and after graft copolymerization and crosslinking, obtaining graft cellulose, thus obtaining low-cost degradable water-retaining agent. On the basis that the activable hydroxy of straw cellulose after steam explosion is increased, the technology condition is optimized and the usage amount of acrylic acid is lowered; the preparation method is simple, the production cost of the water-retaining agent is greatly reduced, and industralized production can be realized; in addition, the prepared water-retaining agent is good in water-retaining effect, low in cost and degradable, thus being an environment-friendly material and having excellent application prospect.
Owner:甘肃圣大方舟马铃薯变性淀粉有限公司

Ceramic discharge vessel having an opaque zone and method of making same

An opaque zone in the polycrystalline (PCA) discharge vessel of a high intensity discharge lamp may be made by creating residual pores in predetermined regions of the final-sintered discharge vessel. The control over the placement of the opaque zone is achieved by forming a carbonaceous residue in a specific region of the discharge vessel prior to final sintering. During sintering, the carbonaceous material causes residual porosity in the sintered PCA. The higher emissivity of the opaque PCA provides localized cooling in order to provide more control over the condensate behavior in the discharge vessel.
Owner:OSRAM SYLVANIA INC

A method for configuring energy storage capacity in a photovoltaic/energy storage integrated system

The invention relates to a method for configuring energy storage capacity in a photovoltaic / energy storage integrated system, and its technical features include the following steps: Step 1. Taking a photovoltaic / energy storage system project in a certain place as a reference, establish a storage system including a lead-acid battery. energy storage system and lead-carbon battery energy storage system integrated photovoltaic / storage system; step 2, formulate appropriate energy management strategies to control the power flow of lead-acid battery energy storage system and lead-carbon battery energy storage system respectively; step 3, Establish a lead-acid battery energy storage system and a lead-carbon battery energy storage system that are respectively used to cut peaks and fill valleys and suppress fluctuations, and design and calculate the energy storage capacity under different functional conditions; After filling the valley and suppressing the capacity of the energy storage system during fluctuations, a corresponding simulation model is built for simulation. The invention combines the lead-acid battery and the lead-carbon battery as an energy storage system, and uses a suitable energy management strategy to control the energy storage system to cut peaks and fill valleys and suppress fluctuations.
Owner:ELECTRIC POWER SCI & RES INST OF STATE GRID TIANJIN ELECTRIC POWER CO +3
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