47results about How to "No manual calculation" patented technology

The invention provides a method for testing wiring of secondary circuits of four-star voltage transformers. The method is implemented by the aid of a special tester. The tester comprises a primary-side device and a secondary-side device. The method for testing the wiring of the secondary circuits includes a three-phase voltage process and a single-phase voltage process, and mainly includes steps of selecting the testing processes; correspondingly applying three-phase asymmetric voltages or single-phase voltages to the voltage transformers according to the three-phase voltage process or the single-phase voltage process; acquiring secondary-side voltage parameters of the voltage transformers; automatically judging the sampled secondary-side voltage parameters of the voltage transformers by the aid of built-in programs and criteria of an information processor of the secondary-side device and displaying test results via a liquid crystal display. The method has the advantages that whether wiring of the secondary circuits of the voltage transformers is correct or not and error types of wiring of the secondary circuits of the voltage transformers can be automatically judged by the aid of the method and can be tested and judged quickly and accurately, the accuracy is high, and the work efficiency can be improved; the test results are verified by one another by the aid of the three-phase voltage process and the single-phase voltage process and accordingly are reliable.

The invention discloses a C-shaped arm X-ray machine as well as an anti-collision device and an anti-collision method for the C-shaped arm X-ray machine, wherein the anti-collision device comprises a storage unit, a position detecting unit, a current detecting unit and a control unit, wherein the storage unit is used for storing a reference signal value tablet of motor driver work current corresponding to the moving position and the moving direction of a C-shaped arm when no collision occurs, the position detecting unit is used for determining the current moving position of the C-shaped arm, the current detecting unit is used for detecting the corresponding current work current of a motor driver and obtains the corresponding detection signal value, and the control unit is used for determining the current moving direction of the C-shaped arm and the corresponding detection signal value, finding the reference signal value corresponding to the current moving direction and the moving position from the reference signal value table, comparing the detection signal value to the reference signal value, and determining the collision occurrence when the detection signal value deviates from the set value of the reference signal value. Through the technical scheme of the C-shaped arm X-ray machine, the anti-collision device and the anti-collision method disclosed by the invention, the serious collision between an obstacle and the C-shaped arm per se can be prevented.

The invention, which is applicable to the field of power metering technology, discloses a fault power remedy method and system. The method includes: when a fault is detected to occur at a three-phasethree-wire metering loop, a first power factor, an A-phase current, a C-phase current, a line voltage between the A phase and B phase, a line voltage between the B phase and C phase, a bottom value inthe presence of the fault, a bottom value in a fault recovery state, and a multiplying power of the three-phase three-wire metering loop are obtained; on the basis of the obtained parameters, three-phase three-wire fault remedy power is calculated; and the three-phase three-wire fault remedy power sent to a user needing to make a supplementary payment. Therefore, problems of heavy work load of the staff, low working efficiency, and high error rate are solved; the three-phase three-wire fault remedy power can be obtained quickly and accurately; the working efficiency is improved; and no manualcalculation is needed; and calculation errors caused by human factors are avoided and the error rate is reduced.

The invention relates to a fault remedy electric quantity calculating method. The method comprises the following steps that a metering loop is detected, and fault occurrence is determined; parametersof different phases of metering loops are obtained; the type of a fault to which response is made and initial time of the fault are input; and the fault remedy electric quantity is calculated according to the parameters and the type and initial time of the fault. Via the method, the problems that a worker has a heavy work burden, and is relatively low in working efficiency and high in error ratioare solved, the fault remedy electric quantity can be obtained rapidly and accurately, the working efficiency is improved greatly, manual calculation is not needed, a calculation error caused by artificial factors can be avoided, the error ratio is reduced, a fault of the electric energy meter can be determined timely and conveniently, an electric quantity error can be avoided to largest extent, the electric energy metering and management level is improved, disputes of electric quantity remedy are reduced, and a traditional manual onsite detection and verification method can be reduced, laborand material resources are saved, and the economic benefit of enterprises is improved.

The invention provides an intelligent tester for secondary polarities of four-star voltage transformers. The intelligent tester comprises a primary-side device, a secondary-side device and a power module. The primary-side device comprises a voltage generating circuit, a controller, a signal conditioning circuit and a first wireless communication module; the voltage generating circuit, the first wireless communication module and the signal conditioning circuit are electrically connected with the controller by signals; the secondary-side device comprises a voltage acquisition and conversion circuit, an information processor, a liquid crystal display, a second wireless communication module and a keyboard; the voltage acquisition and conversion circuit, the liquid crystal display, the second wireless communication module and the keyboard are electrically connected with the information processor by signals; the first wireless communication module and the second wireless communication module are in wireless communication connection with each other. The intelligent tester has the advantages that whether secondary-side wiring of the four-star voltage transformers is correct or not and error types of secondary-side wiring of the four-star voltage transformers can be automatically judged by the aid of the intelligent tester and can be tested quickly and accurately, accordingly, the intelligent tester is convenient to operate, visual display effects can be realized, the work efficiency can be greatly improved, and potential safety hazards can be reduced.

The invention discloses a high-precision PLC analog quantity output module tool testing method and a high-precision PLC analog quantity output module tool testing system; the testing system is composed of a tested PLC analog quantity output module, a tool testing software, a high-precision analog quantity collecting device and a PLC main control system. The testing method includes steps of (1), the tool testing software transmits corresponding testing data to the PLC main control system through a tested object; (2), a main controller of the PLC main control system controls the analog quantity output module to output a setting analog quantity output signal; (3), the high-precision analog quantity collecting device collects the output signal of the analog quantity output module, and converts into a digital signal and then sends back to the tool testing software; (4), the tool testing software acquires the testing analysis result according to the contrast between the returned data and issued testing data; the whole testing process is free from direct artificial interference; the system automatically tests, analyzes and outputs result, thereby largely improving the testing efficiency and reducing artificial operation bias.

The present invention relates to a control measuring method and system, which belong to the field of geographic information. The method comprises the following steps: preparation before control measuring, free station building, wire measuring, traverse adjustment, wire reporting, control points marking and etc. The control measuring system is advantageous in that it has a simple structure and high degree of automation. Free of manual calculation, the system can achieve high execution efficiency.

The invention relates to an electric power self-healing test method, device and system, a main station and a tester. The method comprises the following steps: respectively generating a test script anda target switch signal corresponding to each to-be-tested terminal according to a power line topological graph, a target fault terminal and a target fault type; wherein the test script comprises a normal test time sequence, a fault test time sequence and an isolation test time sequence; transmitting the test script to a corresponding tester; wherein the test script is used for indicating the tester to respectively output a normal test time sequence, a fault test time sequence and an isolation test time sequence to the to-be-tested terminal, and acquiring an actual switching signal of the to-be-tested terminal; and receiving the actual switching signals transmitted by each tester, matching the actual switching signals with the target switching signals, and obtaining a self-healing test result according to a matching result. According to the invention, the test scripts and the target switch signals can be automatically generated and issued without manual calculation, and subjective errors are avoided, so that the test efficiency of the self-healing test and the accuracy of the self-healing test result are improved.

The invention discloses a primer, probe, detection system and kit for detecting 45 types of mutation of 18 to 21 exons of a human EGFR (Epidermal Growth Factor Receptor) gene. According to the kit disclosed by the invention, an IR-IC double-quality-control reaction system is established based on an oligonucleotide probe technology and 45 types of gene mutation of an epidermal growth factor receptor EGFR can be simultaneously detected. The primer, probe and kit, disclosed by the invention, have high selectivity and strong specificity and are convenient to operate; standardized operation of a laboratory is convenient to realize and is convenient and rapid; a detection result can be referred when a doctor selects people who can orally take anti-EGFR target treatment medicines from patients with non-small-cell lung cancer.

The invention provides a welding track obtaining method for a shell cover side seam and a welding method. The shell cover side seam refers to a welding seam at the joint of a shell cover and a shell, and a welding track is composed of four linear welding edges of the shell cover side seam and corner welding points on four corners; the position information of the linear welding edges and the corner welding points is determined according to the parameters and the characteristic angle of the shell cover side seam, the welding track is generated according to the position information, a straight line is welded to the linear welding edges of the welding track of the shell cover side seam, and linkage moving welding is conducted on the corner welding points of the corners in a point-by-point arc interpolation mode; and the corresponding welding tracks can be obtained according to the sizes of the shell cover side seams of different specifications, a welding machine is automatically controlled to complete welding, operation is easy, the requirement for operators is lowered, automatic programming is achieved, manual calculation is not needed, efficiency is high, the automatically generated welding tracks are more accurate and safer, equipment damage caused by calculation errors is avoided, and the welding tracks are high in recovery degree and closer to the actual welding side seam size.

The invention discloses a deepening method for anti-seismic support and hanger design. The method comprises the following steps: establishing an anti-seismic support and hanger database; loading an optimization program in the CAD; identifying the pipe diameter; point distribution design of the anti-seismic support hanger: automatic matching; generating an anti-seismic support and hanger set numberlist; and generating a calculation book and a large sample graph. Through parameter setting, quick batch point distribution can be realized, and the point distribution design efficiency is improved;according to the method, the large sample graph and the mechanical calculation book can be automatically generated without manual calculation; through parameter setting, the product set number list and the product part list can be generated in batches, and the design efficiency is improved.

The invention discloses an alloy feeding method and device and belongs to the technical field of furnace burden control during metallurgy. The alloy feeding method and device is achieved on the basis of a vibration feeding machine. The method divides the alloy feeding process into five linear processes which include a strong vibration stage A, a strong vibration material sliding stage B, a transition stage C, a weak vibration stage D and a vibration stopping material sliding stage E, and alloy feeding is performed through a mathematic model m=vFtF+vFtS+vTtT+vLtL+delta m. The device can automatically control the alloy feeding process on the basis of the method. The alloy feeding method and device has the advantages that randomness and uncertainty generated by manual feeding can be eliminated effectively, and production efficiency and machining precision are well considered.

The invention discloses a loading head-replaceable load tester for calcareous sand. The supporting mechanism comprises a lower platform, an upper platform, a left vertical beam, a right vertical beamand a rear vertical beam, wherein one end of the left vertical beam, one end of the right vertical beam and one end of the rear vertical beam are fixedly connected with the upper platform, and the other end of the left vertical beam, the other end of the right vertical beam and the other end of the rear vertical beam are fixedly connected with the lower platform. The loading mechanism comprises ajack, a lower loading head and an upper loading head, wherein the lower loading head is detachably and fixedly installed on the jack top disc, and the upper loading head is detachably and fixedly installed on the upper platform. The detection mechanism comprises a pressure sensor, a first CT scanner, a second CT scanner, a third CT scanner and a control console. The control console forms a closedcircuit with a liquid crystal display, a pressure sensor, the first CT scanner, the second CT scanner and the third CT scanner through an external power supply.

The invention discloses a cable winding machine with an even winding function, and belongs to the technical field of electric wires and cables. The cable winding machine comprises a base. Two supporting frames are arranged on the base. A shaft rod is arranged at the upper parts of the two supporting frames. A cable winding drum is arranged on the shaft rod. The base is further provided with two mounting seats. An eccentric guide wheel is arranged between the two mounting seats. One of the mounting seats is provided with an infrared emitter. The other mounting seat is provided with an photoelectric sensor and a display screen. The cable winding machine is ingenious in structure, cables are wound is in order, and the cable winding length can be judged.

The invention discloses an electric water feeding pump set efficiency test method, and relates to the technical field of thermal generator set auxiliary equipment. The electric water feeding pump setefficiency test method comprises the steps that inlet pressure and temperature and outlet pressure and temperature of a front-mounted pump, the inlet flow, and the outlet pressure and temperature of awater feeding pump, the pressure and flow of a center tap and the power and the power factor of an electric motor are test through a pressure gauge meter, a thermometer, a throttling hole plate, a differential pressure gauge meter, and a power test device; according to the conservation of energy, the data are converted into effective power of an electric water feeding pump set, and therefore theefficiency of the measured electric water feeding pump set is calculated; through the test method, related running parameters of the electric water feeding pump set are tested, and the precise electric water feeding pump set efficiency is obtained through calculation.

The invention provides an adjusting amplitude tester and a testing method thereof. The adjusting amplitude tester comprises a central processor module, and further comprises a liquid crystal touch screen display module, a distance measuring sensor module, a power supply module, a light detection module and a buzzer module which are in communication connection with the central processor module. Thedistance measuring sensor module comprises a distance measuring transmitting unit and a distance measuring receiving unit, the liquid crystal touch screen display module comprises a control key unitof an integrated structure and a display unit used for displaying sighting marks, the distance measuring sensor module used for measuring the distance between the display unit and a testee is fixed tothe liquid crystal touch screen display module, and the light detection module used for detecting the light intensity is fixed to the liquid crystal touch screen display module. According to the adjusting amplitude tester, the distance measuring sensor module is used for measuring the distance between the sighting marks and the testee, manual measurement is not needed, and the distance measuringaccuracy is high.

The invention provides a device and a method for continuously monitoring the concentration of SO3. The device for continuously monitoring the concentration of SO3 comprises a collection unit, an SO2 test unit, an SO3 test unit and an analysis unit. The collection unit is used for collecting gas, the SO2 test unit is in communication with the collection unit, the SO2 test unit is used for testing the concentration of SO2 in gas, the SO3 test unit comprises a plurality of absorption units and a sulfate ion test unit, a switch is arranged between one end of each absorption unit and the collectionunit to control the communication between the absorption units and the collection unit, the other end of each absorption unit is in communication with the sulfate ion test unit, and the absorption units are used for absorbing SO2 and SO3 in the gas and converting SO2 and SO3 into sulfate ions. The method for continuously monitoring the concentration of SO3 comprises the steps of switching, collection, concentration test of SO2, concentration test of sulfate ions, analysis, and continuous test.

The invention provides an unattended feeding system and a management method thereof in a mining industry, which relates to the technical field of mechanical equipment. By the management method, various types of vehicle information can be recorded and adjusted through the infeed management terminal when the vehicle enters the mining area, and the cheating behavior can be calculated at the same time, so as to ensure the authenticity of the vehicle transportation and improve the management efficiency of the mining area. No manual calculation is needed to avoid misrecording, omission, and so on.

The invention discloses an apportioning method for apportioning public electric charge based on a power consumption proportion. The apportioning method comprises the following steps: S1, installing anintelligent electric meter; S2, remotely connecting the intelligent electric meter with an electric charge sharing control system; S3, comparing the power consumption of a plurality of rooms to obtain a ratio; S4, calculating the actual power consumption C of each room using the public equipment M through the electric charge sharing control system; and S5, enabling each room to pay the electric charge according to the actual power consumption C after apportioning. According to the invention, the total power consumption of the public equipment M and the power consumption of each room are remotely obtained through the electric charge sharing control system, each room shares the electric charge of the public equipment M according to the actual power consumption, manual calculation is not needed, manpower is saved, and compared with a traditional electric charge sharing mode related to the public equipment M, the situation that a room without public equipment M pays redundant electric charge is avoided, and the apportioning result is fair and reasonable.