36results about How to "Reliable technical solution" patented technology

This invention relates to a method for realizing crossing over NAT equipments by external users including: after registering successfully to a net-guard, a GW in a private net sends a request for connecting the call signaling to the net-guard to set up related TCP connection and store it, then, when an external user calls the user under the GW of the private net, the net-guard sends the received call message to the user under the GW of the private net via the stored TCP connection corresponding to said GW, therefore, when an external net calling user calls the private net user connected with H323 GW under the NAT device, this invention can ensure it to call the called private net user smoothly via the net-guard and related TCP connection.

The invention relates to a plunge pool water filling and discharging system capable of generating electricity, aiming at providing a plunge pool water filling and discharging system which is capable of generating electricity, is convenient to overhaul, safe, reliable and easy in running and maintenance, and can reduce energy consumption. The invention has the technical scheme that the plunge pool water filling and discharging system capable of generating electricity is provided with a dam, a plunge pool, an auxiliary weir and a downstream river channel, wherein a drainage gallery of the auxiliary weir is internally provided with a water pumping energy storage power generation plant; the plant is internally provided with a reversible type water pump hydroelectric generating set; under the working condition of a water pump, a water inlet of the reversible type water pump hydroelectric generating set is communicated with the plunge pool by a pipeline I buried in the auxiliary weir, and a water outlet is communicated with the downstream river channel by a pipeline II buried in the auxiliary weir; a mountain body at one side of the auxiliary weir is provided with a regulating reservoir used for converging the mountain earth surface water seepage of the both sides of the plunge pool and the leakage water of the dam, the plunge pool and an underground plant; the regulating reservoir is higher than the water level of the downstream river channel; the regulating reservoir is communicated with the pipeline II by a water diversion power generation pipeline. The plunge pool water filling and discharging system is suitable for the hydraulic and hydroelectric engineering.

The invention discloses a sludge treatment device, which belongs to the technical field of sludge treatment. The technical scheme of the present invention is: a sludge treatment device, comprising a machine base, a sludge treatment drum, a power drive mechanism, an output pipeline and a hood, the special feature of which is that the sludge treatment device includes at least heavy metals The treatment drum, the carbonization drum and the fixed carbon combustion drum consist of three coaxial sleeves from the inside to the outside. Compared with the prior art, the present invention is a new sludge treatment with reliable technical scheme, no secondary pollution, high investment efficiency and quick effect. The device is with outstanding substantive features and remarkable progress.

The invention relates to a recovery method of an electrode discharge solution in a high-magnesium solution electrodialysis lithium extraction process. The method comprises the following steps: mixing the electrode discharge solution generated in the electrodialysis lithium extraction process with a NaHSO3 or Na2SO3 solution, and reacting for 2-5 minutes to obtain a dechlorinated solution of which the free chlorine content is less than 0.1 mg / L; by using the dechlorinated solution as a desalting raw solution, carrying out concentration by a one-step or two-stage ion exchange membrane electrodialysis process, obtaining concentrated produced water with the lithium content of 10-16 g / L in the concentration chamber, and obtaining desalted produced water in the desalting chamber; and finally, returning the primary desalted produced water obtained in the desalting chamber to the electrodialysis lithium extraction process to be used for preparing the electrodialysis lithium extraction raw solution. The method is simple to operate, has the advantages of small occupied area, investment saving, low cost and the like, and can implement synchronization, complete recovery and zero discharge on the lithium and water quantities in the electrode discharge solution, thereby enhancing the resource utilization efficiency and lowering the electrodialysis lithium extraction operating cost.

The invention discloses a full-armor mud discharging pipe, a production method and a special device of the full-armor mud discharging pipe and belongs to the technical field of dredging engineering equipment. According to the technical scheme, the full-armor mud discharging pipe comprises a pipe body and a connecting and fastening layer combined to the outer side of the pipe body; the full-armor mud discharging pipe is characterized in that an inlet end joint pipe, tapered pipes and an outlet end joint pipe are sequentially assembled into a whole in an armored manner to form the pipe body and are each at least formed by combing an inner steel pipe layer and an outer steel pipe layer, and at least two annular locating and fastening rings are arranged on the outer side wall of each outer steel pipe layer; and each connecting and fastening layer is sequentially wrapped with a strengthened elastic material layer, a multi-layer steel fastening layer and an elastic material layer. Compared with the prior art, the full-armor mud discharging pipe, the production method and the special device have remarkable improvements and the prominent substantive distinguishing features that the technical scheme is reliable, the bending requirement for adjusting the direction of the mud discharging pipe is met, and the wear resistance of the full-armor mud discharging pipe can be close to that of a metal composite mud discharging pipe, and the use performance of the metal mud discharging pipe is improved comprehensively.

The invention discloses an inductance defect identification method, which collects the size attribute of the inspection surface, the outer edge damage attribute, the rust surface attribute, the crack attribute, the concave-convex attribute, and the exposed copper attribute of the key inspection surface through all the inspection positions, and the rest except the rust surface attribute There are multiple collections of data for a single attribute, and intelligent identification is carried out based on all the collection data of the key detection surface, and the defect classification and sorting of the detection inductor is carried out, or intelligent identification is carried out according to the order of the collection data of the key detection surface, and the good and bad products of the detection inductor are carried out. Classification and sorting of good products. The invention collects comprehensive data on the key detection surface of the inductance, the collected data is relatively comprehensive, and the detection precision is high. It can achieve more detailed screening and sorting, and can screen out inductors that are easy to reprocess, reducing the waste of resources. It has detailed screening classification mode and high-speed screening mode to meet different needs. It can also realize the detection of special requirements for special inductance. The overall technical scheme is reliable, easy to realize and implement.