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46results about How to "Extend inspection time" patented technology

Insulating detection device and detection method for direct-current power supply

The invention discloses an insulating detection device for a direct-current power supply, which comprises an insulating detection circuit, an earthing abnormality detection circuit and a voltage adopting circuit, wherein the insulating detection circuit comprises a first detection branch circuit, a second detection branch circuit and a first earth wire K1; the earthing abnormality detection circuit comprises a third detection resistor R3, a fourth detection resistor R4, a third switch S3 and a second earth wire K2; and the voltage sample circuit is used for measuring voltage of two ends of the third detection resistor R3 or the fourth detection resistor R4. The invention also discloses an earthing abnormality detection method and an insulating detection method adopting the insulating detection device for the direct-current power supply. By adopting the device and method disclosed by the invention, no matter whether the signal earth of the insulating detection device for the direct-current power supply in a suspension state or a fixed potential state, the abnormal condition of the earth wire can be accurately detected; and furthermore, a unilateral branch circuit insulating detection method is provided, so that the insulating detection accuracy is improved and the polling time is shortened.
Owner:ZTE CORP

Traditional Chinese medicine contrast medium adjuvant used for B ultrasonic and preparation method thereof

The invention provides a traditional Chinese medicine contrast medium adjuvant used for B ultrasonic, which comprises the following materials in part by weight: 10-20 parts of bighead atractylodes rhizome, 10-20 parts of poria cocos, 10-20 parts of turmeric, 10-20 parts of tangerine peel, 10-20 parts of cortex magnoliae officinalis, 10-20 parts of radix aucklandiae, 10-20 parts of Rhizoma atractylodis, 10-20 parts of cuttlebone, 10-20 parts of calcined oyster shell, 10-20 parts of Chinese yam, 10-20 parts of charred triplet, 10-20 parts of myristica fragrans, 10-20 parts of gizzard pepsin, 10-20 parts of rhizome cyperi, 10-20 parts of codonopsis pilosula, 10-20 parts of combined spicebush root, 10-20 parts of eclipta, 10-20 parts of jasmine, 10-20 parts of baical skullcap root and 10-20 parts of field pennycress. The traditional Chinese medicine contrast medium adjuvant used for B ultrasonic provided by the invention not only can adapt to stomach hyperfunction type, but also can adapt to decreased stomach function type, and also can be applied to the mixed type of various flatulence and mucinosis, check time is short, imaging rate is high, and preparation process is simple and practical. The contrast medium adjuvant has no obvious toxic side effect and has prospect on further development research.
Owner:张洪英

Method and device for unmanned aerial vehicle charging guiding under accurate guiding energy supplementing platform

The invention discloses a method and a device for unmanned aerial vehicle charging guiding under an accurate guiding energy supplementing platform. The method comprises the following steps: a system main station reads the current electric quantity and current position information of an unmanned aerial vehicle, and judges whether the current electric quantity of the unmanned aerial vehicle is lowerthan a preset electric quantity or not; if so, the system main station sends a charging control instruction to the accurate guiding energy supplementing platform close to the unmanned aerial vehiclebased on the current position information of the unmanned aerial vehicle; the accurate guiding energy supplementing platform establishes communication with the unmanned aerial vehicle based on the received charging control instruction and obtains the relative distance with the unmanned aerial vehicle; when the relative distance with the unmanned aerial vehicle is within a first preset range, the accurate guiding energy supplementing platform guides the unmanned aerial vehicle to approach by adopting an ultra-wideband technology; when the relative distance with the unmanned aerial vehicle is within a second preset range, the accurate guiding energy supplementing platform adopts a short-range dynamic electromagnetic positioning technology to guide the unmanned aerial vehicle to land precisely; and the energy supplementing platform is accurately guided to charge the landed unmanned aerial vehicle. The method ensures that the unmanned aerial vehicle completes inspection work at a time.
Owner:广西通量能源技术有限公司

Transporting apparatus and transporting method for container-handling installation, and container-handling installation with such a transporting apparatus

The invention provides a transporting apparatus, a container-handling installation (19) with such a transporting apparatus, and a transporting method. The transporting apparatus (30) serves for transporting containers (2) in a container-handling installation (1), which has a first container-handling arrangement (10), for handing containers (2), and a second container-handling arrangement (20), which is arranged downstream of the first handling arrangement (10) and serves for handling the containers (2) once they have been handled by the first container-handling arrangement (10). The transporting apparatus comprises a transporting path (31), which has its entire length arranged between the first and second container-handling arrangement (10, 20) and along which the containers (2) can be transported from the first container-handling arrangement (10) to the second container-handling arrangement (20), and at least one transporting element (33), which is mounted in a movable manner on the transporting path (31) and is intended for retaining and transporting a container (2), wherein preferably the transporting path (31) and the at least one transporting element (33) are configured such that the at least one transporting element (33), en route between the first and second container-handling arrangements (10, 20), compensate for a difference in speeds of transportation of the containers (2) in the first and second container-handling arrangements (10, 20).
Owner:KRONES AG

Band distribution inspecting device and band distribution inspecting method

An object of this invention is to provide a band distribution inspecting device and band distribution inspecting method capable of carrying out inspection on whether or not a scattered oscillation signal oscillated containing a frequency variation from the fundamental frequency with the fundamental frequency as a reference point has a band distribution rapidly, with a simple way and at a cheap price. A scattered oscillation signal SSS inputted to a band distribution detecting section 22 is outputted as a predetermined band pass signal SBP through a band pass filter 17 having a predetermined pass band of a predetermined narrow-band width Δf within a band distribution. This signal is converted to a root-mean-square value by a smoother 19, smoothed by a capacitor C1 and transferred to a general purpose inspecting device 21 as a DC signal SAV. The DC signal SAV is compared with a predetermined voltage value VX by a comparator 25 and its comparison result is judged by a judging section 25 and then, an inspection result is outputted as a judging signal J. As a result, an edge frequency in the band distribution of the scattered oscillation signal SSS and disturbance of frequency variation within/out of the band and dullness in waveform and the like can be inspected for.
Owner:MONTEREY RES LLC

Hydraulic press capable of dissipating heat and automatically supplementing oil

The invention discloses a hydraulic press capable of dissipating heat and automatically supplementing oil. A hydraulic press body is included, a pressure cavity with a leftward opening is formed in the left side of the hydraulic press body, supporting rod cavities are formed in the upper side of the pressure cavity in a bilateral symmetry and communicating mode, a push plate cavity is formed in the upper sides of the supporting rod cavities in a communicating mode, and a hydraulic mechanism is arranged on the right side of the push plate cavity. The hydraulic mechanism comprises a left connecting channel arranged on the right side of the push plate cavity in a communicating mode, the right side of the left connecting channel is provided with a rotary drum cavity in a communicating mode, and the right side of the rotary drum cavity is provided with a right connecting channel in a communicating mode. According to the hydraulic press, whether hydraulic oil in a hydraulic oil cavity is enough or not can be detected by detecting changes of the hydraulic oil level in the hydraulic oil cavity, when the hydraulic oil is insufficient, the hydraulic oil can be automatically supplemented, theinspection time is prolonged, the influence of frequent opening of the hydraulic oil cavity on the quality of the hydraulic oil is prevented, and meanwhile the device can effectively dissipate heat of the hydraulic oil and prevent the hydraulic oil from being overheated.
Owner:平潭县偏江科技有限公司

Mobile terminal for intelligent distribution network equipment inspection automation

The invention discloses an intelligent distribution network equipment inspection automation mobile terminal which comprises a bottom shell, the bottom shell is a concave shell, a driving mechanism isfixedly connected to the edge of the upper end of the bottom shell, a supporting surrounding shell is fixedly connected to the edge of the upper end of the driving mechanism, and a top plate is fixedly connected to the upper end of the supporting surrounding shell. A partition plate is fixedly connected to the middle of the inner side face of the supporting surrounding shell, the lower end of thepartition plate is movably connected with the middle of the upper end of a driving mechanism, a rotary supporting base is movably connected to the right side of the middle of the lower end of the topplate, and a first electric push rod is jointly and movably connected between the left portion of the lower end of the rotary supporting base and the right portion of the upper end of the partition plate. And a box shell is fixedly connected to the upper end of the rotary supporting seat, and a retracting and releasing mechanism is movably connected to the interior of the box shell. According to the mobile terminal for automatic inspection of the intelligent distribution network equipment, the participation degree of manpower in the inspection process is reduced, 24-hour uninterrupted inspection operation can be met, and the detection effect is good.
Owner:闫志伟
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