The present invention relates to an operating method of an outsourcing team management and control system. The system comprises a handheld terminal, a server end and various identification labels. The handheld terminal is a mobile intelligent terminal with functions of remotely identifying a 2.4G active electronic label, photographing and video recording, bar code scanning and navigation and positioning; the handheld terminal performs data interaction with the server end via a wireless network; the identification label comprises the 2.4G active electronic label, a one-dimensional code label and a two-dimensional label; and the server end comprises the following functional modules: a. a job plan management module, b. an outsourcing team management module, c. an outsourcing team staff management module, d. a blacklist management module, e. an active electronic label IC card management module, f. a tool intelligence management module, g. a query statistical module, and h. a database module. Inspectors can navigate to a job construction site by means of the handheld terminal, and perform outsourcing team management by operating the handheld terminal.

Operating method of outsourcing team management and control system

The invention discloses a switch cabinet partial discharging detection system and method, and relates to the technical field of electrical power system detection. The switch cabinet partial discharging detection system comprises an ultrasonic sensor, a ground electric wave sensor, a plurality of ultrahigh frequency sensors, a plurality of filter and amplification units, a FPGA control high-speed A/D sampling unit, a DSP comprehensive number processing unit, a storage unit, a display unit, a keyboard input unit, a communication interface and a power frequency signal input unit. Signals of an ultrasonic frequency segment, a ground electric wave segment and an ultrahigh frequency segment are gathered through the ultrasonic sensor, the ground electric wave sensor and the ultrahigh frequency sensors, accuracy detection of partial discharging types, discharging intensity and discharging point positions of a switch cabinet are realized, the defects that detection accuracy is not high due to the fact that energy releasing types are different of different discharging types and differences of practicability and sensitivity of different detection methods are overcome, and the detection accuracy is effectively improved.

Switch cabinet partial discharging detection system and method

The invention relates to a portable mutual inductor polarity measurement device for the measurement site and a measurement method thereof, and belongs to technical field of measurement in a power industry. The portable mutual inductor polarity measurement device is characterized in that a positive electrode of a power supply is connected with a starting switch SA, the starting switch SA is connected with a positive electrode input end of a current meter through a test switch K1, a negative electrode output end of the current meter is connected with a negative electrode of the power supply, twoends of the current meter are respectively a secondary-side positive wiring terminal S1 of a mutual inductor and a secondary-side negative wiring terminal S2 of the mutual inductor through wires, thestarting switch SA is connected with a neutral position through a test switch K0, the starting switch SA is connected with a primary-side positive wiring terminal P1 of the test switch K2, and a primary-side negative wiring terminal P2 of the mutual inductor is connected with the negative electrode of the power supply. The portable mutual inductor polarity measurement device is simple in structure, reasonable in design, low in cost, convenient to carry and labor-saving, can complete polarity measurement for the mutual inductor by a single person, can avoid a problem of poor contact of equipment and ensures the stability and the accuracy of a measurement result.

Portable mutual inductor polarity measurement device for measurement site and measurement method thereof

Provided in the invention is a live-line detection zero-value tester for a porcelain insulator. The tester comprises a host and an insulating rod; and the host and the insulating rod are connected by a fixed bolt. The host consists of a liquid crystal display device, a setting key, a detecting switch and a probe; and the probe is connected with an insulator needing detection. According to the invention, the tester has the following beneficial effects: live-line or non-live-line quantitative detection on an insulator on a high-voltage transmission line can be realized; and a resistance value of each insulator can be detected accurately. With a new technology and a new material, a novel insulating tool is developed. The operation can be carried out safely and accurately in a high-voltage environment; the working difficulty is reduced; and the working efficiency is improved.

Live-line detection zero-value tester for porcelain insulator

The invention belongs to the technical field of high-voltage flashover test, and particularly relates to a partial discharge sound-light-electricity jointed measuring platform under electric heating power multi-field coupling. The partial discharge sound-light-electricity jointed measuring platform comprises a voltage increasing device, a sleeve and a test cavity which are sequentially connected,wherein the sleeve is connected with the interior of the test cavity through a high-voltage guiding rod, an insulating sample is fixed between the tail end of the high-voltage guiding rod and a heating electrode, and the heating electrode is connected with a jack outside the test cavity through a metal supporting rod; and an ultrasonic sensor is mounted on the outer side of the lower part of the test cavity, a quartz window sheet is mounted in the middle of the test cavity through a flange, a photomultiplier aligned with the insulating sample is mounted on the outer side of the quartz window sheet, a non-metal flange plate is mounted at the tail end of the test cavity, and an ultrahigh-frequency sensor is mounted on the outer side of the non-metal flange plate. Electrical stress, temperature stress and mechanical stress can be simultaneously applied, the various temperature and mechanical stress conditions in actual working conditions are simulated, and the influence rules of the temperature and the mechanical stress on partial discharge along the surface and the flashover features of an insulating part are mastered advantageously.

Partial discharge sound-light-electricity jointed measuring platform under electric heating power multi-field coupling

The invention relates to a safety tool test management system based on two-dimensional code technology. The safety tool test management system comprises a ledger management module, a test data updating module, a two-dimensional code setting module, and a test system platform. The ledger management module records the name data, the attributed unit data, the serial number data, the manufacturer data, and the manufacture date data of safety tools, and adds, deletes, edits, queries, and exports the above data. The test data updating module records the test date data, the expired date data, the qualified state data, the expired state data, and the residual number of expired day data of the safety tools, and is provided with a two-dimensional code scanning region in order to facilitate the editing of workers. The two-dimensional code setting module is disposed on the safety tool. The test system platform is connected with the test data updating module, the ledger management module, and the two-dimensional code setting module. The safety tool test management system achieves entire life-cycle management of the safety tools in the stages of purchase, warehouse-in, and discarding. Each safety tool is provided with a two-dimensional code module so as to be automatically identified by a mobile terminal or a code scanner and the detailed ledger data and test records of the safety tool are displayed in the system.

Safety tool test management system based on two-dimensional code technology

The embodiment of the utility model provides a cubical switchboard detection alarm device and system belongs to power equipment technical field. Cubical switchboard detection alarm system includes: power switch cabinet and terminal equipment, cubical switchboard detection alarm device includes: temperature detection module, partial discharge detector module, processing module and communication module. Temperature detection module and partial discharge detector module are all installed in the power switch cabinet, processing module respectively with temperature detection module, partial discharge detector module and communication module coupling, communication module is used for through mobile data network and terminal equipment coupling. Through temperature detection module and partial discharge detector module, just can effectively detect temperature and partial discharge phenomenon in the power switch cabinet. Rethread communication module can also effectual manufacturing and the maintenance cost that reduces cubical switchboard detection alarm device with the remote alarm of high -efficient convenient realization temperature of the mode of SMS or MMS and partial discharge electric leakage the time.

Cubical switchboard detection alarm device and system

The invention provides a capacitor type ring network cable partial discharge sensor which mainly comprises: a titanium alloy made flat plate which wraps and coats the protection sheath of a ring network cable, and together with the steel armor inside the ring network cable, forms a flat plate capacitor and couples high frequency signals generated by cable partial discharge; an insulation plate which is connected to the titanium alloy made flat plate and wraps and coats the titanium alloy made flat plate so as to resist interference of exterior environment to the coupled high frequency signals; a high frequency wave filter circuit mounted to filter unnecessary waves; a metal box mounted on the high frequency wave filter circuit to prevent water and dust corrosion so that the circuit is not ruined by exterior environment and a TNC joint used to receive partial discharge high frequency signals after the wave filtering process. The capacitor type ring network cable partial discharge sensor is provided with a flat plate capacitor formed from a titanium alloy made square plate wrapping and coating the protection sheath of the ring network cable and the steel armor inside the ring network cable to couple high frequency signals generated in the partial discharge of the cable. The insulation plate separates exterior interference on the high frequency signals. The wave filter circuit in the metal box filters clutters and the TNC joint draws high frequency signals out of the metal box.

Capacitor type ring network cable partial discharge sensor

The utility model belongs to the technical field of a porcelain insulator electrified detection assistant insulation tool, especially relates to an electric power insulation testing connection rod of an insulator electrified detection device. The electric power insulation testing connection rod of an insulator electrified detection device is characterized in that, an adjusting human body spacing control rope band and a power-assisted handle are arranged at the lower end of the present electric power insulation testing connection rod, and the adjusting human body spacing control rope band and the power-assisted handle are fixed on the electric power insulation testing connection rod. The electric power insulation testing connection rod has the advantages that, an insulating rod is controlled by the adjusting human body spacing control rope band, after one testing is finished, the next testing point can be directly tested, and a testing device is not required to be put down. When in testing, the power-assisted handle can be used simultaneously for force application by one hand, and the other hand can perform other work, such as recording. Times of frequent operation are effectively reduced and labor intensity of working personnel is substantially alleviated.

Electric power insulation testing connection rod of insulator electrified detection device

The utility model relates to a fire extinguisher maintenance record card. a plastic card is arranged in the recording card; Turntable and recording card, A hanging hole is formed in the upper end of the plastic card, two display windows are formed in the middle of the plastic card, an upper rotating shaft and a lower rotating shaft are arranged behind the plastic card and are used for installing the moon turntable and the sun turntable respectively, a recording card is placed in front of the plastic card, two display windows are formed in the recording card and coincide with the two display windows in the plastic card, and a hard plastic card sleeve is arranged outside. Maintenance time is recorded through the rotary disc, working efficiency and maintenance quality are improved, recordingcards do not need to be replaced or little recording cards are replaced until the fire extinguisher reaches the specified service life, the service life of the fire extinguisher is monitored, the maintenance and dispensing date is monitored, and it is guaranteed that the fire extinguisher used at the first time is in a normal state. The hard plastic card sleeve overcomes the defect that a common card sleeve is often damaged due to environmental influence, can be used for a long time, and reduces the card damage probability.

Yan Wen

Papers

Safety tool test management system based on two-dimensional code technology

Cubical switchboard detection alarm device and system

Capacitor type ring network cable partial discharge sensor

Electric power insulation testing connection rod of insulator electrified detection device

Fire extinguisher maintenance record card